EglBitmapUnsupportedFormatFormat = class(EglBitmapException);
////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapPixelDesc = packed record
- RedRange: Cardinal;
- RedShift: Shortint;
- GreenRange: Cardinal;
- GreenShift: Shortint;
- BlueRange: Cardinal;
- BlueShift: Shortint;
- AlphaRange: Cardinal;
- AlphaShift: Shortint;
- end;
- PglBitmapPixelDesc = ^TglBitmapPixelDesc;
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapPixelData = packed record
- Red: Cardinal;
- Green: Cardinal;
- Blue: Cardinal;
- Alpha: Cardinal;
- PixelDesc: TglBitmapPixelDesc;
- end;
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFormatDesc = packed record
- Format: Cardinal;
- InternalFormat: Cardinal;
- DataType: Cardinal;
- end;
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapPixelPositionFields = set of (ffX, ffY);
- TglBitmapPixelPosition = record
- Fields : TglBitmapPixelPositionFields;
- X : Word;
- Y : Word;
- end;
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmap = class;
- TglBitmapFunctionRec = record
- Sender: TglBitmap;
- Size: TglBitmapPixelPosition;
- Position: TglBitmapPixelPosition;
- Source: TglBitmapPixelData;
- Dest: TglBitmapPixelData;
- Args: PtrInt;
- end;
- TglBitmapFunction = procedure(var FuncRec: TglBitmapFunctionRec);
-
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFileType = (
- {$IFDEF GLB_SUPPORT_PNG_WRITE} ftPNG, {$ENDIF}
- {$IFDEF GLB_SUPPORT_JPEG_WRITE}ftJPEG, {$ENDIF}
- ftDDS,
- ftTGA,
- ftBMP);
- TglBitmapFileTypes = set of TglBitmapFileType;
-
- TglBitmapMipMap = (
- mmNone,
- mmMipmap,
- mmMipmapGlu);
-
- TglBitmapNormalMapFunc = (
- nm4Samples,
- nmSobel,
- nm3x3,
- nm5x5);
-
TglBitmapFormat = (
tfEmpty = 0,
- //TODO
+
//tfAlpha4,
- //tfAlpha8,
+ tfAlpha8,
//tfAlpha12,
- //tfAlpha16,
+ tfAlpha16,
//tfLuminance4,
tfLuminance8,
//tfLuminance12,
- //tfLuminance16,
- //
- //tfuminance4Alpha4,
- //tfLuminance6Alpha2,
+ tfLuminance16,
+
+ tfLuminance4Alpha4,
+ tfLuminance6Alpha2,
tfLuminance8Alpha8,
- //tfLuminance12Alpha4,
+ tfLuminance12Alpha4,
//tfLuminance12Alpha12,
- //tfLuminance16Alpha16,
+ tfLuminance16Alpha16,
- //tfR3G3B2,
- //tfRGB4,
+ tfR3G3B2,
+ tfRGB4,
+ tfR5G6B5,
tfRGB5,
tfRGB8,
- //tfRGB10,
+ tfRGB10,
//tfRGB12,
- //tfRGB16,
+ tfRGB16,
- //tfRGBA2,
- //tfRGBA4,
+ tfRGBA2,
+ tfRGBA4,
tfRGB5A1,
tfRGBA8,
- //tfRGB10A2,
+ tfRGB10A2,
//tfRGBA12,
- //tfRGBA16,
+ tfRGBA16,
- //tfBGR4,
- //tfBGR5,
+ tfBGR4,
+ tfB5G6R5,
+ tfBGR5,
tfBGR8,
- //tfBGR10,
+ tfBGR10,
//tfBGR12,
- //tfBGR16,
+ tfBGR16,
- //tfBGRA2,
- //tfBGRA4,
- //tfBGR5A1,
- tfBGRA8
- //tfBGR10A2,
+ tfBGRA2,
+ tfBGRA4,
+ tfBGR5A1,
+ tfBGRA8,
+ tfBGR10A2,
//tfBGRA12,
- //tfBGRA16,
+ tfBGRA16
//tfDepth16,
//tfDepth24,
//tfDepth32
);
-////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapGetPixel = procedure(const aPos: TglBitmapPixelPosition; var aPixel: TglBitmapPixelData) of object;
- TglBitmapSetPixel = procedure(const aPos: TglBitmapPixelPosition; const aPixel: TglBitmapPixelData) of object;
-
- TglBitmapMapFunc = procedure(const aPixel: TglBitmapPixelData; var aData: PByte; var aBitOffset: Byte);
- TglBitmapUnMapFunc = procedure(var aData: PByte; var aBitOffset: Byte; var aPixel: TglBitmapPixelData);
+ TglBitmapFileType = (
+ {$IFDEF GLB_SUPPORT_PNG_WRITE} ftPNG, {$ENDIF}
+ {$IFDEF GLB_SUPPORT_JPEG_WRITE}ftJPEG, {$ENDIF}
+ ftDDS,
+ ftTGA,
+ ftBMP);
+ TglBitmapFileTypes = set of TglBitmapFileType;
+
+ TglBitmapMipMap = (
+ mmNone,
+ mmMipmap,
+ mmMipmapGlu);
+
+ TglBitmapNormalMapFunc = (
+ nm4Samples,
+ nmSobel,
+ nm3x3,
+ nm5x5);
////////////////////////////////////////////////////////////////////////////////////////////////////
- TglBitmapFormatDescriptor = class(TObject)
- public
- //virtual abstract
- class function GetFormat: TglBitmapFormat; virtual; abstract;
- class function GetPixelDesc: TglBitmapPixelDesc; virtual; abstract;
- class function GetFormatDesc: TglBitmapFormatDesc; virtual; abstract;
-
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); virtual; abstract;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); virtual; abstract;
-
- //virtual
- class function WithoutAlpha: TglBitmapFormat; virtual;
- class function WithAlpha: TglBitmapFormat; virtual;
-
- class function GetSize: Single; virtual; overload;
- class function GetSize(const aSize: TglBitmapPixelPosition): Integer; virtual; overload;
- class function GetColorCompCount: Integer; virtual;
+ TglBitmapColorRec = packed record
+ case Integer of
+ 0: (r, g, b, a: Cardinal);
+ 1: (arr: array[0..3] of Cardinal);
+ end;
- class function IsEmpty: Boolean; virtual;
- class function HasAlpha: Boolean; virtual;
- class function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean; virtual;
+ TglBitmapPixelData = packed record
+ Data, Range: TglBitmapColorRec;
+ Format: TglBitmapFormat;
+ end;
+ PglBitmapPixelData = ^TglBitmapPixelData;
- class procedure PreparePixel(var aPixel: TglBitmapPixelData); virtual;
+////////////////////////////////////////////////////////////////////////////////////////////////////
+ TglBitmapPixelPositionFields = set of (ffX, ffY);
+ TglBitmapPixelPosition = record
+ Fields : TglBitmapPixelPositionFields;
+ X : Word;
+ Y : Word;
+ end;
- (* TODO
- function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean;
- function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean;
- function LoadTexture(Filename: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean;
- function LoadCubeMap(PositiveX, NegativeX, PositiveY, NegativeY, PositiveZ, NegativeZ: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean;
- function LoadNormalMap(Size: Integer; var Texture: Cardinal): Boolean;
- *)
+////////////////////////////////////////////////////////////////////////////////////////////////////
+ TglBitmap = class;
+ TglBitmapFunctionRec = record
+ Sender: TglBitmap;
+ Size: TglBitmapPixelPosition;
+ Position: TglBitmapPixelPosition;
+ Source: TglBitmapPixelData;
+ Dest: TglBitmapPixelData;
+ Args: PtrInt;
end;
- TglBitmapFormatDescClass = class of TglBitmapFormatDescriptor;
+ TglBitmapFunction = procedure(var FuncRec: TglBitmapFunctionRec);
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
TglBitmap = class
// Mapping
fPixelSize: Integer;
fRowSize: Integer;
- //TODO delete? fUnmapFunc: TglBitmapUnMapFunc;
- //TODO delete? fMapFunc: TglBitmapMapFunc;
// Filtering
fFilterMin: Cardinal;
fWrapT: Cardinal;
fWrapR: Cardinal;
- //TODO delete? fGetPixelFunc: TglBitmapGetPixel;
- //TODO delete? fSetPixelFunc: TglBitmapSetPixel;
-
// CustomData
fFilename: String;
fCustomName: String;
procedure glBitmapGetDefaultTextureWrap(var S, T, R: Cardinal);
function glBitmapPosition(X: Integer = -1; Y: Integer = -1): TglBitmapPixelPosition;
+function glBitmapColorRec(const r, g, b, a: Cardinal): TglBitmapColorRec;
var
glBitmapDefaultDeleteTextureOnFree: Boolean;
implementation
+
+ (* TODO
+ function FormatIsCompressed(Format: TglBitmapInternalFormat): boolean;
+ function FormatIsUncompressed(Format: TglBitmapInternalFormat): boolean;
+ function LoadTexture(Filename: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean;
+ function LoadCubeMap(PositiveX, NegativeX, PositiveY, NegativeY, PositiveZ, NegativeZ: String; var Texture: Cardinal{$IFDEF GLB_DELPHI}; LoadFromRes : Boolean; Instance: Cardinal = 0{$ENDIF}): Boolean;
+ function LoadNormalMap(Size: Integer; var Texture: Cardinal): Boolean;
+ *)
+
uses
- Math;
+ Math, syncobjs;
type
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TBitfieldFormat = class(TObject)
+////////////////////////////////////////////////////////////////////////////////////////////////////
+ TShiftRec = packed record
+ case Integer of
+ 0: (r, g, b, a: Byte);
+ 1: (arr: array[0..3] of Byte);
+ end;
+
+ TFormatDescriptor = class(TObject)
private
- fRedShift: ShortInt;
- fGreenShift: ShortInt;
- fBlueShift: ShortInt;
- fAlphaShift: ShortInt;
-
- fRedRange: Cardinal;
- fGreenRange: Cardinal;
- fBlueRange: Cardinal;
- fAlphaRange: Cardinal;
-
- fRedMask: UInt64;
- fGreenMask: UInt64;
- fBlueMask: UInt64;
- fAlphaMask: UInt64;
- function GetSize: Integer;
- procedure SetAlphaMask(aValue: UInt64);
- procedure SetAlphaRange(aValue: Cardinal);
- procedure SetAlphaShift(aValue: ShortInt);
- procedure SetBlueMask(aValue: UInt64);
- procedure SetBlueRange(aValue: Cardinal);
- procedure SetBlueShift(aValue: ShortInt);
- procedure SetGreenMask(aValue: UInt64);
- procedure SetGreenRange(aValue: Cardinal);
- procedure SetGreenShift(aValue: ShortInt);
- procedure SetRedMask(aValue: UInt64);
- procedure SetRedRange(aValue: Cardinal);
- procedure SetRedShift(aValue: ShortInt);
-
- procedure CalcShiftAndRange(aMask: UInt64; out aRange: Cardinal; out aShift: ShortInt);
+ function GetRedMask: UInt64;
+ function GetGreenMask: UInt64;
+ function GetBlueMask: UInt64;
+ function GetAlphaMask: UInt64;
+ protected
+ fFormat: TglBitmapFormat;
+ fWithAlpha: TglBitmapFormat;
+ fWithoutAlpha: TglBitmapFormat;
+ fPixelSize: Single;
+
+ fRange: TglBitmapColorRec;
+ fShift: TShiftRec;
+
+ fglFormat: Cardinal;
+ fglInternalFormat: Cardinal;
+ fglDataFormat: Cardinal;
+
+ function GetComponents: Integer; virtual;
public
- property RedShift: ShortInt read fRedShift write SetRedShift;
- property GreenShift: ShortInt read fGreenShift write SetGreenShift;
- property BlueShift: ShortInt read fBlueShift write SetBlueShift;
- property AlphaShift: ShortInt read fAlphaShift write SetAlphaShift;
+ property Format: TglBitmapFormat read fFormat;
+ property WithAlpha: TglBitmapFormat read fWithAlpha;
+ property WithoutAlpha: TglBitmapFormat read fWithoutAlpha;
+ property Components: Integer read GetComponents;
+ property PixelSize: Single read fPixelSize;
- property RedRange: Cardinal read fRedRange write SetRedRange;
- property GreenRange: Cardinal read fGreenRange write SetGreenRange;
- property BlueRange: Cardinal read fBlueRange write SetBlueRange;
- property AlphaRange: Cardinal read fAlphaRange write SetAlphaRange;
+ property glFormat: Cardinal read fglFormat;
+ property glInternalFormat: Cardinal read fglInternalFormat;
+ property glDataFormat: Cardinal read fglDataFormat;
- property RedMask: UInt64 read fRedMask write SetRedMask;
- property GreenMask: UInt64 read fGreenMask write SetGreenMask;
- property BlueMask: UInt64 read fBlueMask write SetBlueMask;
- property AlphaMask: UInt64 read fAlphaMask write SetAlphaMask;
+ property Range: TglBitmapColorRec read fRange;
+ property Shift: TShiftRec read fShift;
- property Size: Integer read GetSize;
+ property RedMask: UInt64 read GetRedMask;
+ property GreenMask: UInt64 read GetGreenMask;
+ property BlueMask: UInt64 read GetBlueMask;
+ property AlphaMask: UInt64 read GetAlphaMask;
- procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte);
- procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); overload;
- procedure Unmap(const aData: UInt64; var aPixel: TglBitmapPixelData); overload;
- end;
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); virtual; abstract;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); virtual; abstract;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdEmpty = class(TglBitmapFormatDescriptor)
+ function GetSize(const aSize: TglBitmapPixelPosition): Integer; virtual; overload;
+ function GetSize(const aWidth, aHeight: Integer): Integer; virtual; overload;
+
+ function CreateMappingData: Pointer; virtual;
+ procedure FreeMappingData(var aMappingData: Pointer); virtual;
+
+ function IsEmpty: Boolean; virtual;
+ function HasAlpha: Boolean; virtual;
+ function MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean; virtual;
+
+ procedure PreparePixel(var aPixel: TglBitmapPixelData); virtual;
+
+ constructor Create; virtual;
public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
+ class procedure Init;
+ class function Get(const aFormat: TglBitmapFormat): TFormatDescriptor;
+ class function GetWithAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor;
+ class procedure Clear;
+ class procedure Finalize;
+ end;
+ TFormatDescriptorClass = class of TFormatDescriptor;
+
+ TfdEmpty = class(TFormatDescriptor);
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdAlpha8 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdLuminance8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdAlpha16 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminance8 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdLuminance8Alpha8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdLuminance16 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
- end;
+ TfdLuminance4Alpha4 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB5 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdLuminance6Alpha2 = class(TfdLuminance4Alpha4)
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminance8Alpha8 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ TfdLuminance12Alpha4 = class(TfdLuminance8Alpha8)
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdLuminance16Alpha16 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGB5A1 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdR3G3B2 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdRGB4 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdRGBA8 = class(TglBitmapFormatDescriptor)
- public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ TfdR5G6B5 = class(TfdRGB4)
+ constructor Create; override;
+ end;
+
+ TfdRGB5 = class(TfdRGB4)
+ constructor Create; override;
+ end;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ TfdRGB8 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdRGB10 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdRGB16 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdRGBA2 = class(TfdR3G3B2)
+ constructor Create; override;
+ end;
+
+ TfdRGBA4 = class(TfdRGB4)
+ constructor Create; override;
+ end;
+
+ TfdRGB5A1 = class(TfdRGB5)
+ constructor Create; override;
+ end;
+
+ TfdRGBA8 = class(TfdRGB8)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdRGB10A2 = class(TfdRGB10)
+ constructor Create; override;
+ end;
+
+ TfdRGBA16 = class(TfdRGB16)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdBGR4 = class(TfdRGB4)
+ constructor Create; override;
+ end;
+
+ TfdB5G6R5 = class(TfdRGB4)
+ constructor Create; override;
+ end;
+
+ TfdBGR5 = class(TfdRGB5)
+ constructor Create; override;
+ end;
+
+ TfdBGR8 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdBGR10 = class(TfdRGB10)
+ constructor Create; override;
+ end;
+
+ TfdBGR16 = class(TFormatDescriptor)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdBGRA2 = class(TfdRGBA2)
+ constructor Create; override;
+ end;
+
+ TfdBGRA4 = class(TfdRGBA4)
+ constructor Create; override;
+ end;
+
+ TfdBGR5A1 = class(TfdRGB5A1)
+ constructor Create; override;
+ end;
+
+ TfdBGRA8 = class(TfdBGR8)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
+ end;
+
+ TfdBGR10A2 = class(TfdRGB10A2)
+ constructor Create; override;
+ end;
+
+ TfdBGRA16 = class(TfdBGR16)
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ constructor Create; override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdBGR8 = class(TglBitmapFormatDescriptor)
+ TBitfieldFormat = class(TFormatDescriptor)
+ private
+ procedure SetRedMask (const aValue: UInt64);
+ procedure SetGreenMask(const aValue: UInt64);
+ procedure SetBlueMask (const aValue: UInt64);
+ procedure SetAlphaMask(const aValue: UInt64);
+
+ procedure Update(aMask: UInt64; out aRange: Cardinal; out aShift: Byte);
public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithAlpha: TglBitmapFormat; override;
+ property RedMask: UInt64 read GetRedMask write SetRedMask;
+ property GreenMask: UInt64 read GetGreenMask write SetGreenMask;
+ property BlueMask: UInt64 read GetBlueMask write SetBlueMask;
+ property AlphaMask: UInt64 read GetAlphaMask write SetAlphaMask;
+
+ property PixelSize: Single read fPixelSize write fPixelSize;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
- TfdBGRA8 = class(TglBitmapFormatDescriptor)
+ TColorTableEnty = packed record
+ b, g, r, a: Byte;
+ end;
+ TColorTable = array of TColorTableEnty;
+ TColorTableFormat = class(TFormatDescriptor)
+ private
+ fColorTable: TColorTable;
public
- class function GetFormat: TglBitmapFormat; override;
- class function GetPixelDesc: TglBitmapPixelDesc; override;
- class function GetFormatDesc: TglBitmapFormatDesc; override;
- class function WithoutAlpha: TglBitmapFormat; override;
+ property PixelSize: Single read fPixelSize write fPixelSize;
+ property ColorTable: TColorTable read fColorTable write fColorTable;
+ property Range: TglBitmapColorRec read fRange write fRange;
- class procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte); override;
- class procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData); override;
+ procedure Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer); override;
+ procedure Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer); override;
+ destructor Destroy; override;
end;
const
UNSUPPORTED_FORMAT = 'the given format isn''t supported by this function.';
- FORMAT_DESCRIPTORS: array[TglBitmapFormat] of TglBitmapFormatDescClass = (
+ FORMAT_DESCRIPTOR_CLASSES: array[TglBitmapFormat] of TFormatDescriptorClass = (
TfdEmpty,
+ //TfdAlpha4,
+ TfdAlpha8,
+ //TfdAlpha12,
+ TfdAlpha16,
+
+ //TfdLuminance4,
TfdLuminance8,
+ //TfdLuminance12,
+ TfdLuminance16,
+
+ TfdLuminance4Alpha4,
+ TfdLuminance6Alpha2,
TfdLuminance8Alpha8,
+ TfdLuminance12Alpha4,
+ //TfdLuminance12Alpha12,
+ TfdLuminance16Alpha16,
+ TfdR3G3B2,
+ TfdRGB4,
+ TfdR5G6B5,
TfdRGB5,
TfdRGB8,
+ TfdRGB10,
+ //TfdRGB12,
+ TfdRGB16,
+ TfdRGBA2,
+ TfdRGBA4,
TfdRGB5A1,
TfdRGBA8,
+ TfdRGB10A2,
+ //TfdRGBA12,
+ TfdRGBA16,
+ TfdBGR4,
+ TfdB5G6R5,
+ TfdBGR5,
TfdBGR8,
- TfdBGRA8
+ TfdBGR10,
+ //TfdBGR12,
+ TfdBGR16,
+
+ TfdBGRA2,
+ TfdBGRA4,
+ TfdBGR5A1,
+ TfdBGRA8,
+ TfdBGR10A2,
+ //TfdBGRA12,
+ TfdBGRA16
+
+ //TfdDepth16,
+ //TfdDepth24,
+ //TfdDepth32
);
+var
+ FormatDescriptorCS: TCriticalSection;
+ FormatDescriptors: array[TglBitmapFormat] of TFormatDescriptor;
-{$REGION Private Helper}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function glBitmapPosition(X, Y: Integer): TglBitmapPixelPosition;
begin
end;
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function glBitmapColorRec(const r, g, b, a: Cardinal): TglBitmapColorRec;
+begin
+ result.r := r;
+ result.g := g;
+ result.b := b;
+ result.a := a;
+end;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function FormatGetSupportedFiles(const aFormat: TglBitmapFormat): TglBitmapFileTypes;
begin
//TODO Supported File Formats!
aBitSet := aBitSet shr 1;
end;
end;
-{$ENDREGION}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+function LuminanceWeight(const aPixel: TglBitmapPixelData): Cardinal;
+begin
+ result := Trunc(
+ LUMINANCE_WEIGHT_R * aPixel.Data.r +
+ LUMINANCE_WEIGHT_G * aPixel.Data.g +
+ LUMINANCE_WEIGHT_B * aPixel.Data.b);
+end;
//TODO check _ARB functions and constants
end;
*)
-{$REGION default Setter and Gettter}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapSetDefaultDeleteTextureOnFree(const aDeleteTextureOnFree: Boolean);
begin
T := glBitmapDefaultWrapT;
R := glBitmapDefaultWrapR;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TCustomFormat///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TglBitmapFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaMask(aValue: UInt64);
+function TFormatDescriptor.GetRedMask: UInt64;
begin
- if fAlphaMask = aValue then Exit;
- fAlphaMask := aValue;
- CalcShiftAndRange(fAlphaMask, fAlphaRange, fAlphaShift);
+ result := fRange.r shl fShift.r;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-function TBitfieldFormat.GetSize: Integer;
-var
- tmp: UInt64;
+function TFormatDescriptor.GetGreenMask: UInt64;
begin
- tmp :=
- (fRedRange shl fRedShift) or
- (fGreenRange shl fGreenShift) or
- (fBlueRange shl fBlueShift) or
- (fAlphaRange shl fAlphaShift);
- result := Trunc(GetTopMostBit(tmp) / 8);
+ result := fRange.g shl fShift.g;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaRange(aValue: Cardinal);
+function TFormatDescriptor.GetBlueMask: UInt64;
begin
- if fAlphaRange = aValue then Exit;
- fAlphaRange := aValue;
- fAlphaMask := fAlphaRange shl fAlphaShift;
+ result := fRange.b shl fShift.b;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetAlphaShift(aValue: ShortInt);
+function TFormatDescriptor.GetAlphaMask: UInt64;
begin
- if fAlphaShift = aValue then Exit;
- fAlphaShift := aValue;
- fAlphaMask := fAlphaRange shl fAlphaShift;
+ result := fRange.a shl fShift.a;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueMask(aValue: UInt64);
+function TFormatDescriptor.GetComponents: Integer;
+var
+ i: Integer;
begin
- if fBlueMask = aValue then Exit;
- fBlueMask := aValue;
- CalcShiftAndRange(fBlueMask, fBlueRange, fBlueShift);
+ result := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ inc(result);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueRange(aValue: Cardinal);
+function TFormatDescriptor.GetSize(const aSize: TglBitmapPixelPosition): Integer;
+var
+ w, h: Integer;
begin
- if fBlueRange = aValue then Exit;
- fBlueRange := aValue;
- fBlueMask := fBlueRange shl fBlueShift;
+ if (ffX in aSize.Fields) or (ffY in aSize.Fields) then begin
+ w := Max(1, aSize.X);
+ h := Max(1, aSize.Y);
+ result := GetSize(w, h);
+ end else
+ result := 0;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetBlueShift(aValue: ShortInt);
+function TFormatDescriptor.GetSize(const aWidth, aHeight: Integer): Integer;
begin
- if fBlueShift = aValue then Exit;
- fBlueShift := aValue;
- fBlueMask := fBlueRange shl fBlueShift;
+ result := 0;
+ if (aWidth <= 0) or (aHeight <= 0) then
+ exit;
+ result := Ceil(aWidth * aHeight * fPixelSize);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenMask(aValue: UInt64);
+function TFormatDescriptor.CreateMappingData: Pointer;
begin
- if fGreenMask = aValue then Exit;
- fGreenMask := aValue;
- CalcShiftAndRange(fGreenMask, fGreenRange, fGreenShift);
+ result := nil;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenRange(aValue: Cardinal);
+procedure TFormatDescriptor.FreeMappingData(var aMappingData: Pointer);
begin
- if fGreenRange = aValue then Exit;
- fGreenRange := aValue;
- fGreenMask := fGreenRange shl fGreenShift;
+ //DUMMY
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetGreenShift(aValue: ShortInt);
+function TFormatDescriptor.IsEmpty: Boolean;
begin
- if fGreenShift = aValue then Exit;
- fGreenShift := aValue;
- fGreenMask := fGreenRange shl fGreenShift;
+ result := (fFormat = tfEmpty);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedMask(aValue: UInt64);
+function TFormatDescriptor.HasAlpha: Boolean;
begin
- if fRedMask = aValue then Exit;
- fRedMask := aValue;
- CalcShiftAndRange(fRedMask, fRedRange, fRedShift);
+ result := (fRange.a > 0);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedRange(aValue: Cardinal);
+function TFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean;
begin
- if fRedRange = aValue then Exit;
- fRedRange := aValue;
- fRedMask := fRedRange shl fRedShift;
+ result := false;
+
+ if (aRedMask = 0) and (aGreenMask = 0) and (aBlueMask = 0) and (aAlphaMask = 0) then
+ raise EglBitmapException.Create('FormatCheckFormat - All Masks are 0');
+
+ if (aRedMask <> RedMask) then
+ exit;
+ if (aGreenMask <> GreenMask) then
+ exit;
+ if (aBlueMask <> BlueMask) then
+ exit;
+ if (aAlphaMask <> AlphaMask) then
+ exit;
+ result := true;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.SetRedShift(aValue: ShortInt);
+procedure TFormatDescriptor.PreparePixel(var aPixel: TglBitmapPixelData);
begin
- if fRedShift = aValue then Exit;
- fRedShift := aValue;
- fRedMask := fRedRange shl fRedShift;
+ FillChar(aPixel, SizeOf(aPixel), 0);
+ aPixel.Data := fRange;
+ aPixel.Range := fRange;
+ aPixel.Format := fFormat;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.CalcShiftAndRange(aMask: UInt64; out aRange: Cardinal;
- out aShift: ShortInt);
+constructor TFormatDescriptor.Create;
begin
- aShift := 0;
- aRange := 0;
- if (aMask = 0) then
- exit;
- while (aMask > 0) and ((aMask and 1) = 0) do begin
- inc(aShift);
- aMask := aMask shr 1;
- end;
- aRange := 1;
- while (aMask > 0) do begin
- aRange := aRange shl 1;
- aMask := aMask shr 1;
- end;
- dec(aRange);
+ inherited Create;
+
+ fFormat := tfEmpty;
+ fWithAlpha := tfEmpty;
+ fWithoutAlpha := tfEmpty;
+ fPixelSize := 0.0;
+
+ fglFormat := 0;
+ fglInternalFormat := 0;
+ fglDataFormat := 0;
+
+ FillChar(fRange, 0, SizeOf(fRange));
+ FillChar(fShift, 0, SizeOf(fShift));
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
-var
- data: UInt64;
- s: Integer;
-type
- PUInt64 = ^UInt64;
+//TfdAlpha8///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdAlpha8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- data :=
- ((aPixel.Red and fRedRange) shl fRedShift) or
- ((aPixel.Green and fGreenRange) shl fGreenShift) or
- ((aPixel.Blue and fBlueRange) shl fBlueShift) or
- ((aPixel.Alpha and fAlphaRange) shl fAlphaShift);
- s := Size;
- case s of
- 1: aData^ := data;
- 2: PWord(aData)^ := data;
- 4: PCardinal(aData)^ := data;
- 8: PUInt64(aData)^ := data;
- end;
- inc(aData, s);
+ aData^ := aPixel.Data.a;
+ inc(aData);
end;
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
-var
- data: UInt64;
- s: Integer;
-type
- PUInt64 = ^UInt64;
+procedure TfdAlpha8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- s := Size;
- case s of
- 1: data := aData^;
- 2: data := PWord(aData)^;
- 4: data := PCardinal(aData)^;
- 8: data := PUInt64(aData)^;
- end;
- Unmap(data, aPixel);
- inc(aData, s);
+ aPixel.Data.r := 0;
+ aPixel.Data.g := 0;
+ aPixel.Data.b := 0;
+ aPixel.Data.a := aData^;
+ inc(aData^);
end;
+constructor TfdAlpha8.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fFormat := tfAlpha8;
+ fRange.a := $FF;
+ fglFormat := GL_ALPHA;
+ fglInternalFormat := GL_ALPHA8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TfdAlpha16//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-procedure TBitfieldFormat.Unmap(const aData: UInt64; var aPixel: TglBitmapPixelData);
+procedure TfdAlpha16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
+end;
+
+procedure TfdAlpha16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ aPixel.Data.r := 0;
+ aPixel.Data.g := 0;
+ aPixel.Data.b := 0;
+ aPixel.Data.a := PWord(aData)^;
+ inc(aData, 2);
+end;
+
+constructor TfdAlpha16.Create;
begin
- aPixel.Red := (aData shr fRedShift) and fRedRange;
- aPixel.Green := (aData shr fGreenShift) and fGreenRange;
- aPixel.Blue := (aData shr fBlueShift) and fBlueRange;
- aPixel.Alpha := (aData shr fAlphaShift) and fAlphaRange;
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfAlpha16;
+ fRange.a := $FFFF;
+ fglFormat := GL_ALPHA;
+ fglInternalFormat := GL_ALPHA16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
-{$REGION TglBitmapFormatDescriptor}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TglBitmapFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if not HasAlpha then
- result := GetFormat
- else
- result := tfEmpty;
+ aData^ := LuminanceWeight(aPixel);
+ inc(aData);
+end;
+
+procedure TfdLuminance8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ aPixel.Data.r := aData^;
+ aPixel.Data.g := aData^;
+ aPixel.Data.b := aData^;
+ aPixel.Data.a := 0;
+ inc(aData);
end;
+constructor TfdLuminance8.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fFormat := tfLuminance8;
+ fWithAlpha := tfLuminance8Alpha8;
+ fWithoutAlpha := tfLuminance8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.WithAlpha: TglBitmapFormat;
+procedure TfdLuminance16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- if HasAlpha then
- result := GetFormat
- else
- result := tfEmpty;
+ PWord(aData)^ := LuminanceWeight(aPixel);
+ inc(aData, 2);
end;
+procedure TfdLuminance16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+begin
+ aPixel.Data.r := PWord(aData)^;
+ aPixel.Data.g := PWord(aData)^;
+ aPixel.Data.b := PWord(aData)^;
+ aPixel.Data.a := 0;
+ inc(aData, 2);
+end;
+
+constructor TfdLuminance16.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfLuminance16;
+ fWithAlpha := tfLuminance16Alpha16;
+ fWithoutAlpha := tfLuminance16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetSize: Single;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance4Alpha4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ aData^ :=
+ ((LuminanceWeight(aPixel) and fRange.r) shl fShift.r) or
+ ((aPixel.Data.a and fRange.a) shl fShift.a);
+ inc(aData);
+end;
+
+procedure TfdLuminance4Alpha4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
- tmp: UInt64;
+ i: Integer;
begin
- with GetPixelDesc do begin
- tmp :=
- (RedRange shl RedShift) or
- (GreenRange shl GreenShift) or
- (BlueRange shl BlueShift) or
- (AlphaRange shl AlphaShift);
- end;
- result := Trunc(GetTopMostBit(tmp) / 4) / 2;
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (aData^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData);
+end;
+
+constructor TfdLuminance4Alpha4.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fFormat := tfLuminance4Alpha4;
+ fWithAlpha := tfLuminance4Alpha4;
+ fWithoutAlpha := tfLuminance8;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $F;
+ fShift.a := 4;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE4_ALPHA4;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetSize(const aSize: TglBitmapPixelPosition): Integer;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdLuminance6Alpha2.Create;
+begin
+ inherited Create;
+ fFormat := tfLuminance6Alpha2;
+ fWithAlpha := tfLuminance6Alpha2;
+ fWithoutAlpha := tfLuminance8;
+ fRange.r := $3F;
+ fRange.g := $3F;
+ fRange.b := $3F;
+ fRange.a := $03;
+ fShift.a := 6;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE6_ALPHA2;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance8Alpha8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ PWord(aData)^ :=
+ ((LuminanceWeight(aPixel) and fRange.r) shl fShift.r) or
+ ((aPixel.Data.a and fRange.a) shl fShift.a);
+ inc(aData, 2);
+end;
+
+procedure TfdLuminance8Alpha8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
var
- w, h: Integer;
+ i: Integer;
begin
- if (ffX in aSize.Fields) or (ffY in aSize.Fields) then begin
- w := Max(1, aSize.X);
- h := Max(1, aSize.Y);
- result := Ceil(w * h * GetSize);
- end else
- result := 0;
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PWord(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 2);
+end;
+
+constructor TfdLuminance8Alpha8.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfLuminance8Alpha8;
+ fWithAlpha := tfLuminance8Alpha8;
+ fWithoutAlpha := tfLuminance8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fRange.a := $FF;
+ fShift.a := 8;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE8_ALPHA8;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.GetColorCompCount: Integer;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdLuminance12Alpha4.Create;
begin
- result := 0;
- with GetPixelDesc do begin
- if (RedRange > 0) then
- inc(result);
- if (GreenRange > 0) then
- inc(result);
- if (BlueRange > 0) then
- inc(result);
- if (AlphaRange > 0) then
- inc(result);
- end;
+ inherited Create;
+ fFormat := tfLuminance12Alpha4;
+ fWithAlpha := tfLuminance12Alpha4;
+ fWithoutAlpha := tfLuminance16;
+ fRange.r := $FFF;
+ fRange.g := $FFF;
+ fRange.b := $FFF;
+ fRange.a := $00F;
+ fShift.a := 12;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE12_ALPHA4;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.IsEmpty: Boolean;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdLuminance16Alpha16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := (GetFormat = tfEmpty);
+ PCardinal(aData)^ :=
+ ((LuminanceWeight(aPixel) and fRange.r) shl fShift.r) or
+ ((aPixel.Data.a and fRange.a) shl fShift.a);
+ inc(aData, 4);
end;
+procedure TfdLuminance16Alpha16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PCardinal(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 4);
+end;
+
+constructor TfdLuminance16Alpha16.Create;
+begin
+ inherited Create;
+ fFormat := tfLuminance16Alpha16;
+ fWithAlpha := tfLuminance16Alpha16;
+ fWithoutAlpha := tfLuminance16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fRange.a := $FFFF;
+ fShift.a := 16;
+ fglFormat := GL_LUMINANCE;
+ fglInternalFormat := GL_LUMINANCE16_ALPHA16;
+ fglDataFormat := GL_UNSIGNED_INT;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.HasAlpha: Boolean;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdR3G3B2.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ aData^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ aData^ := aData^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData);
+end;
+
+procedure TfdR3G3B2.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
begin
- result := (GetPixelDesc.AlphaRange > 0);
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (aData^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData);
+end;
+
+constructor TfdR3G3B2.Create;
+begin
+ inherited Create;
+ fPixelSize := 1.0;
+ fFormat := tfR3G3B2;
+ fWithAlpha := tfRGBA2;
+ fWithoutAlpha := tfR3G3B2;
+ fRange.r := $7;
+ fRange.g := $7;
+ fRange.b := $3;
+ fShift.r := 0;
+ fShift.g := 3;
+ fShift.b := 5;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_R3_G3_B2;
+ fglDataFormat := GL_UNSIGNED_BYTE_2_3_3_REV;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TglBitmapFormatDescriptor.MaskMatch(const aRedMask, aGreenMask, aBlueMask, aAlphaMask: UInt64): Boolean;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB4.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
var
- PixelDesc: TglBitmapPixelDesc;
+ i: Integer;
begin
- result := false;
+ PWord(aData)^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ PWord(aData)^ := PWord(aData)^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData, 2);
+end;
- if (aRedMask = 0) and (aGreenMask = 0) and (aBlueMask = 0) and (aAlphaMask = 0) then
- raise EglBitmapException.Create('FormatCheckFormat - All Masks are 0');
+procedure TfdRGB4.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PWord(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 2);
+end;
- PixelDesc := GetPixelDesc;
- with PixelDesc do begin
- if (aRedMask <> 0) and (aRedMask <> (RedRange shl RedShift)) then
- exit;
- if (aGreenMask <> 0) and (aGreenMask <> (GreenRange shl GreenShift)) then
- exit;
- if (aBlueMask <> 0) and (aBlueMask <> (BlueRange shl BlueShift)) then
- exit;
- if (aAlphaMask <> 0) and (aAlphaMask <> (AlphaRange shl AlphaShift)) then
- exit;
- end;
- result := true;
+constructor TfdRGB4.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfRGB4;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfRGB4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fShift.r := 0;
+ fShift.g := 4;
+ fShift.b := 8;
+ fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class procedure TglBitmapFormatDescriptor.PreparePixel(var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdR5G6B5.Create;
begin
- FillChar(aPixel, SizeOf(aPixel), 0);
- aPixel.PixelDesc := GetPixelDesc;
- with aPixel.PixelDesc do begin
- aPixel.Red := RedRange;
- aPixel.Green := GreenRange;
- aPixel.Blue := BlueRange;
- aPixel.Alpha := AlphaRange;
- end;
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfR5G6B5;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfR5G6B5;
+ fRange.r := $1F;
+ fRange.g := $3F;
+ fRange.b := $1F;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 11;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB8;
+ fglDataFormat := GL_UNSIGNED_SHORT_5_6_5_REV;
end;
-{$ENDREGION}
-{$REGION TfdEmpty}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdEmpty////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdEmpty.GetFormat: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdRGB5.Create;
begin
- result := tfEmpty;
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfRGB5;
+ fWithAlpha := tfRGB5A1;
+ fWithoutAlpha := tfRGB5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 10;
+ fglFormat := GL_RGBA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB5;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
end;
-class function TfdEmpty.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- with result do begin
- RedRange := $00000000; RedShift := 0;
- GreenRange := $00000000; GreenShift := 0;
- BlueRange := $00000000; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ aData^ := aPixel.Data.r;
+ inc(aData);
+ aData^ := aPixel.Data.g;
+ inc(aData);
+ aData^ := aPixel.Data.b;
+ inc(aData);
end;
-class function TfdEmpty.GetFormatDesc: TglBitmapFormatDesc;
+procedure TfdRGB8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- with result do begin
- Format := 0;
- InternalFormat := 0;
- DataType := 0;
- end;
+ aPixel.Data.r := aData^;
+ inc(aData);
+ aPixel.Data.g := aData^;
+ inc(aData);
+ aPixel.Data.b := aData^;
+ inc(aData);
+ aPixel.Data.a := 0;
end;
-class procedure TfdEmpty.Map(const aPixel: TglBitmapPixelData; var aData: PByte );
+constructor TfdRGB8.Create;
begin
- raise EglBitmapException.Create('format does not support mapping');
+ inherited Create;
+ fPixelSize := 3.0;
+ fFormat := tfRGB8;
+ fWithAlpha := tfRGBA8;
+ fWithoutAlpha := tfRGB8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fShift.r := 0;
+ fShift.g := 8;
+ fShift.b := 16;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-class procedure TfdEmpty.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB10.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ i: Integer;
+begin
+ PCardinal(aData)^ := 0;
+ for i := 0 to 3 do
+ if (fRange.arr[i] > 0) then
+ PCardinal(aData)^ := PCardinal(aData)^ or ((aPixel.Data.arr[i] and fRange.arr[i]) shl fShift.arr[i]);
+ inc(aData, 4);
+end;
+
+procedure TfdRGB10.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ i: Integer;
begin
- raise EglBitmapException.Create('format does not support unmapping');
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (PCardinal(aData)^ shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, 4);
+end;
+
+constructor TfdRGB10.Create;
+begin
+ inherited Create;
+ fPixelSize := 4.0;
+ fFormat := tfRGB10;
+ fWithAlpha := tfRGB10A2;
+ fWithoutAlpha := tfRGB10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fShift.r := 0;
+ fShift.g := 10;
+ fShift.b := 20;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB10;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
end;
-{$ENDREGION}
-{$REGION TfdLuminance8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdLuminance8///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdLuminance8.GetFormat: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGB16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+begin
+ PWord(aData)^ := aPixel.Data.r;
+ inc(aData, 2);
+ PWord(aData)^ := aPixel.Data.g;
+ inc(aData, 2);
+ PWord(aData)^ := aPixel.Data.b;
+ inc(aData, 2);
+end;
+
+procedure TfdRGB16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- result := tfEmpty;
+ aPixel.Data.r := PWord(aData)^;
+ inc(aData, 2);
+ aPixel.Data.g := PWord(aData)^;
+ inc(aData, 2);
+ aPixel.Data.b := PWord(aData)^;
+ inc(aData, 2);
+ aPixel.Data.a := 0;
end;
-class function TfdLuminance8.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdRGB16.Create;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 0;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fPixelSize := 6.0;
+ fFormat := tfRGB16;
+ fWithAlpha := tfRGBA16;
+ fWithoutAlpha := tfRGB16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fShift.r := 0;
+ fShift.g := 16;
+ fShift.b := 32;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
-class function TfdLuminance8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdRGBA2.Create;
begin
- with result do begin
- Format := GL_LUMINANCE;
- InternalFormat := GL_LUMINANCE8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Create;
+ fFormat := tfRGBA2;
+ fWithAlpha := tfRGBA2;
+ fWithoutAlpha := tfR3G3B2;
+ fRange.r := $3;
+ fRange.g := $3;
+ fRange.b := $3;
+ fRange.a := $3;
+ fShift.r := 0;
+ fShift.g := 2;
+ fShift.b := 4;
+ fShift.a := 6;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGBA2;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-class function TfdLuminance8.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdRGBA4.Create;
+begin
+ inherited Create;
+ fFormat := tfRGBA4;
+ fWithAlpha := tfRGBA4;
+ fWithoutAlpha := tfRGB4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $F;
+ fShift.r := 0;
+ fShift.g := 4;
+ fShift.b := 8;
+ fShift.a := 12;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGBA4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdRGB5A1.Create;
begin
- result := tfLuminance8Alpha8;
+ inherited Create;
+ fFormat := tfRGB5A1;
+ fWithAlpha := tfRGB5A1;
+ fWithoutAlpha := tfRGB5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $01;
+ fShift.r := 0;
+ fShift.g := 5;
+ fShift.b := 10;
+ fShift.a := 15;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGB5_A1;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
end;
-class procedure TfdLuminance8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGBA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- aData^ := Trunc(
- aPixel.Red * LUMINANCE_WEIGHT_R +
- aPixel.Green * LUMINANCE_WEIGHT_G +
- aPixel.Blue * LUMINANCE_WEIGHT_B);
+ inherited Map(aPixel, aData, aMapData);
+ aData^ := aPixel.Data.a;
inc(aData);
end;
-class procedure TfdLuminance8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+procedure TfdRGBA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- aPixel.Red := aData^;
- aPixel.Green := aData^;
- aPixel.Blue := aData^;
- aPixel.Alpha := 0;
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := aData^;
inc(aData);
end;
-{$ENDREGION}
-{$REGION TfdLuminance8Alpha8}
+constructor TfdRGBA8.Create;
+begin
+ inherited Create;
+ fPixelSize := 4.0;
+ fFormat := tfRGBA8;
+ fWithAlpha := tfRGBA8;
+ fWithoutAlpha := tfRGB8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fRange.a := $FF;
+ fShift.r := 0;
+ fShift.g := 8;
+ fShift.b := 16;
+ fShift.a := 24;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGBA8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdLuminance8Alpha8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdLuminance8Alpha8.GetFormat: TglBitmapFormat;
+constructor TfdRGB10A2.Create;
begin
- result := tfLuminance8Alpha8;
+ inherited Create;
+ fFormat := tfRGB10A2;
+ fWithAlpha := tfRGB10A2;
+ fWithoutAlpha := tfRGB10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $003;
+ fShift.r := 0;
+ fShift.g := 10;
+ fShift.b := 20;
+ fShift.a := 30;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGB10_A2;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
end;
-class function TfdLuminance8Alpha8.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdRGBA16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 0;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $000000FF; AlphaShift := 8;
- end;
+ inherited Map(aPixel, aData, aMapData);
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
end;
-class function TfdLuminance8Alpha8.GetFormatDesc: TglBitmapFormatDesc;
+procedure TfdRGBA16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- with result do begin
- Format := GL_LUMINANCE_ALPHA;
- InternalFormat := GL_LUMINANCE8_ALPHA8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := PWord(aData)^;
+ inc(aData, 2);
+end;
+
+constructor TfdRGBA16.Create;
+begin
+ inherited Create;
+ fPixelSize := 8.0;
+ fFormat := tfRGBA16;
+ fWithAlpha := tfRGBA16;
+ fWithoutAlpha := tfRGB16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fRange.a := $FFFF;
+ fShift.r := 0;
+ fShift.g := 16;
+ fShift.b := 32;
+ fShift.a := 48;
+ fglFormat := GL_RGBA;
+ fglInternalFormat := GL_RGBA16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGR4.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfBGR4;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $0;
+ fShift.r := 8;
+ fShift.g := 4;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
+end;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdB5G6R5.Create;
+begin
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfB5G6R5;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfB5G6R5;
+ fRange.r := $1F;
+ fRange.g := $3F;
+ fRange.b := $1F;
+ fShift.r := 11;
+ fShift.g := 5;
+ fShift.b := 0;
+ fglFormat := GL_RGB;
+ fglInternalFormat := GL_RGB8;
+ fglDataFormat := GL_UNSIGNED_SHORT_5_6_5;
end;
-class function TfdLuminance8Alpha8.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGR5.Create;
begin
- result := tfLuminance8;
+ inherited Create;
+ fPixelSize := 2.0;
+ fFormat := tfBGR5;
+ fWithAlpha := tfBGR5A1;
+ fWithoutAlpha := tfBGR5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $00;
+ fShift.r := 10;
+ fShift.g := 5;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGRA; //GL_INVALID_OPERATION if not GL_BGRA or GL_RGBA
+ fglInternalFormat := GL_RGB5;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
end;
-class procedure TfdLuminance8Alpha8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGR8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- aData^ := Trunc(
- aPixel.Red * LUMINANCE_WEIGHT_R +
- aPixel.Green * LUMINANCE_WEIGHT_G +
- aPixel.Blue * LUMINANCE_WEIGHT_B);
+ aData^ := aPixel.Data.b;
inc(aData);
-
- aData^ := aPixel.Alpha;
+ aData^ := aPixel.Data.g;
+ inc(aData);
+ aData^ := aPixel.Data.r;
inc(aData);
end;
-class procedure TfdLuminance8Alpha8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+procedure TfdBGR8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- aPixel.Red := aData^;
- aPixel.Green := aData^;
- aPixel.Blue := aData^;
+ aPixel.Data.b := aData^;
inc(aData);
-
- aPixel.Alpha := aData^;
+ aPixel.Data.g := aData^;
inc(aData);
-end;
-{$ENDREGION}
-
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB5/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB5.GetFormat: TglBitmapFormat;
-begin
- result := tfRGB5;
+ aPixel.Data.r := aData^;
+ inc(aData);
+ aPixel.Data.a := 0;
end;
-class function TfdRGB5.GetPixelDesc: TglBitmapPixelDesc;
+constructor TfdBGR8.Create;
begin
- with result do begin
- RedRange := $0000001F; RedShift := 0;
- GreenRange := $0000001F; GreenShift := 5;
- BlueRange := $0000001F; BlueShift := 10;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fPixelSize := 3.0;
+ fFormat := tfBGR8;
+ fWithAlpha := tfBGRA8;
+ fWithoutAlpha := tfBGR8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fRange.a := $00;
+ fShift.r := 16;
+ fShift.g := 8;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGR;
+ fglInternalFormat := GL_RGB8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-class function TfdRGB5.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGR10.Create;
begin
- with result do begin
- Format := GL_RGB;
- InternalFormat := GL_RGB5;
- DataType := GL_UNSIGNED_SHORT_5_5_5_1;
- end;
+ inherited Create;
+ fFormat := tfBGR10;
+ fWithAlpha := tfBGR10A2;
+ fWithoutAlpha := tfBGR10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $000;
+ fShift.r := 20;
+ fShift.g := 10;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGR;
+ fglInternalFormat := GL_RGB10;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
end;
-class function TfdRGB5.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGR16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := tfRGB5A1;
+ PWord(aData)^ := aPixel.Data.b;
+ inc(aData, 2);
+ PWord(aData)^ := aPixel.Data.g;
+ inc(aData, 2);
+ PWord(aData)^ := aPixel.Data.r;
+ inc(aData, 2);
end;
-class procedure TfdRGB5.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TfdBGR16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- PWord(aData)^ :=
- ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or
- ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or
- ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift);
+ aPixel.Data.b := PWord(aData)^;
+ inc(aData, 2);
+ aPixel.Data.g := PWord(aData)^;
inc(aData, 2);
+ aPixel.Data.r := PWord(aData)^;
+ inc(aData, 2);
+ aPixel.Data.a := 0;
end;
-class procedure TfdRGB5.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdBGR16.Create;
begin
- aPixel.Red := (PWord(aData)^ shr aPixel.PixelDesc.RedShift) and aPixel.PixelDesc.RedRange;
- aPixel.Green := (PWord(aData)^ shr aPixel.PixelDesc.GreenShift) and aPixel.PixelDesc.GreenRange;
- aPixel.Blue := (PWord(aData)^ shr aPixel.PixelDesc.BlueShift) and aPixel.PixelDesc.BlueRange;
- aPixel.Alpha := 0;
- inc(aData, 2);
+ inherited Create;
+ fPixelSize := 6.0;
+ fFormat := tfBGR16;
+ fWithAlpha := tfBGRA16;
+ fWithoutAlpha := tfBGR16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fRange.a := $0000;
+ fShift.r := 32;
+ fShift.g := 16;
+ fShift.b := 0;
+ fShift.a := 0;
+ fglFormat := GL_BGR;
+ fglInternalFormat := GL_RGB16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
-{$REGION TfdRGB8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB8.GetFormat: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGRA2.Create;
begin
- result := tfRGB8;
+ inherited Create;
+ fFormat := tfBGRA2;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRange.r := $3;
+ fRange.g := $3;
+ fRange.b := $3;
+ fRange.a := $3;
+ fShift.r := 4;
+ fShift.g := 2;
+ fShift.b := 0;
+ fShift.a := 6;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGBA2;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-class function TfdRGB8.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGRA4.Create;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 16;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ inherited Create;
+ fFormat := tfBGRA4;
+ fWithAlpha := tfBGRA4;
+ fWithoutAlpha := tfBGR4;
+ fRange.r := $F;
+ fRange.g := $F;
+ fRange.b := $F;
+ fRange.a := $F;
+ fShift.r := 8;
+ fShift.g := 4;
+ fShift.b := 0;
+ fShift.a := 12;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGBA4;
+ fglDataFormat := GL_UNSIGNED_SHORT_4_4_4_4_REV;
end;
-class function TfdRGB8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGR5A1.Create;
begin
- with result do begin
- Format := GL_LUMINANCE;
- InternalFormat := GL_LUMINANCE8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ inherited Create;
+ fFormat := tfBGR5A1;
+ fWithAlpha := tfBGR5A1;
+ fWithoutAlpha := tfBGR5;
+ fRange.r := $1F;
+ fRange.g := $1F;
+ fRange.b := $1F;
+ fRange.a := $01;
+ fShift.r := 10;
+ fShift.g := 5;
+ fShift.b := 0;
+ fShift.a := 15;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGB5_A1;
+ fglDataFormat := GL_UNSIGNED_SHORT_1_5_5_5_REV;
end;
-class function TfdRGB8.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////s
+procedure TfdBGRA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := tfRGBA8;
+ inherited Map(aPixel, aData, aMapData);
+ aData^ := aPixel.Data.a;
+ inc(aData);
end;
-class procedure TfdRGB8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TfdBGRA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Blue;
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := aData^;
inc(aData);
end;
-class procedure TfdRGB8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdBGRA8.Create;
begin
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Alpha := 0;
+ inherited Create;
+ fPixelSize := 4.0;
+ fFormat := tfBGRA8;
+ fWithAlpha := tfBGRA8;
+ fWithoutAlpha := tfBGR8;
+ fRange.r := $FF;
+ fRange.g := $FF;
+ fRange.b := $FF;
+ fRange.a := $FF;
+ fShift.r := 16;
+ fShift.g := 8;
+ fShift.b := 0;
+ fShift.a := 24;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGBA8;
+ fglDataFormat := GL_UNSIGNED_BYTE;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGB5A1///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGB5A1.GetFormat: TglBitmapFormat;
-begin
- result := tfRGB5A1;
-end;
-
-class function TfdRGB5A1.GetPixelDesc: TglBitmapPixelDesc;
-begin
- with result do begin
- RedRange := $0000001F; RedShift := 0;
- GreenRange := $0000001F; GreenShift := 5;
- BlueRange := $0000001F; BlueShift := 10;
- AlphaRange := $00000001; AlphaShift := 15;
- end;
-end;
-
-class function TfdRGB5A1.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+constructor TfdBGR10A2.Create;
begin
- with result do begin
- Format := GL_RGBA;
- InternalFormat := GL_RGB5_A1;
- DataType := GL_UNSIGNED_SHORT_5_5_5_1;
- end;
+ inherited Create;
+ fFormat := tfBGR10A2;
+ fWithAlpha := tfBGR10A2;
+ fWithoutAlpha := tfBGR10;
+ fRange.r := $3FF;
+ fRange.g := $3FF;
+ fRange.b := $3FF;
+ fRange.a := $003;
+ fShift.r := 20;
+ fShift.g := 10;
+ fShift.b := 0;
+ fShift.a := 30;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGB10_A2;
+ fglDataFormat := GL_UNSIGNED_INT_2_10_10_10_REV;
end;
-class function TfdRGB5A1.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TfdBGRA16.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- //TODO result := tfRGB5;
+ inherited Map(aPixel, aData, aMapData);
+ PWord(aData)^ := aPixel.Data.a;
+ inc(aData, 2);
end;
-class procedure TfdRGB5A1.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TfdBGRA16.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
begin
- PWord(aData)^ :=
- ((aPixel.Red and aPixel.PixelDesc.RedRange) shl aPixel.PixelDesc.RedShift) or
- ((aPixel.Green and aPixel.PixelDesc.GreenRange) shl aPixel.PixelDesc.GreenShift) or
- ((aPixel.Blue and aPixel.PixelDesc.BlueRange) shl aPixel.PixelDesc.BlueShift) or
- ((aPixel.Alpha and aPixel.PixelDesc.AlphaRange) shl aPixel.PixelDesc.AlphaShift);
+ inherited Unmap(aData, aPixel, aMapData);
+ aPixel.Data.a := PWord(aData)^;
inc(aData, 2);
end;
-class procedure TfdRGB5A1.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+constructor TfdBGRA16.Create;
begin
- aPixel.Red := (PWord(aData)^ shr aPixel.PixelDesc.RedShift) and aPixel.PixelDesc.RedRange;
- aPixel.Green := (PWord(aData)^ shr aPixel.PixelDesc.GreenShift) and aPixel.PixelDesc.GreenRange;
- aPixel.Blue := (PWord(aData)^ shr aPixel.PixelDesc.BlueShift) and aPixel.PixelDesc.BlueRange;
- aPixel.Alpha := (PWord(aData)^ shr aPixel.PixelDesc.AlphaShift) and aPixel.PixelDesc.AlphaRange;
- inc(aData, 2);
+ inherited Create;
+ fPixelSize := 8.0;
+ fFormat := tfBGRA16;
+ fWithAlpha := tfBGRA16;
+ fWithoutAlpha := tfBGR16;
+ fRange.r := $FFFF;
+ fRange.g := $FFFF;
+ fRange.b := $FFFF;
+ fRange.a := $FFFF;
+ fShift.r := 32;
+ fShift.g := 16;
+ fShift.b := 0;
+ fShift.a := 48;
+ fglFormat := GL_BGRA;
+ fglInternalFormat := GL_RGBA16;
+ fglDataFormat := GL_UNSIGNED_SHORT;
end;
-{$REGION TfdRGBA8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdRGBA8////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TFormatDescriptor///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdRGBA8.GetFormat: TglBitmapFormat;
-begin
- result := tfRGBA8;
-end;
-
-class function TfdRGBA8.GetPixelDesc: TglBitmapPixelDesc;
+class procedure TFormatDescriptor.Init;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 0;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 16;
- AlphaRange := $000000FF; AlphaShift := 24;
- end;
+ if not Assigned(FormatDescriptorCS) then
+ FormatDescriptorCS := TCriticalSection.Create;
end;
-class function TfdRGBA8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class function TFormatDescriptor.Get(const aFormat: TglBitmapFormat): TFormatDescriptor;
begin
- with result do begin
- Format := GL_RGB;
- InternalFormat := GL_RGB8;
- DataType := GL_UNSIGNED_BYTE;
+ FormatDescriptorCS.Enter;
+ try
+ result := FormatDescriptors[aFormat];
+ if not Assigned(result) then begin
+ result := FORMAT_DESCRIPTOR_CLASSES[aFormat].Create;
+ FormatDescriptors[aFormat] := result;
+ end;
+ finally
+ FormatDescriptorCS.Leave;
end;
end;
-class function TfdRGBA8.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class function TFormatDescriptor.GetWithAlpha(const aFormat: TglBitmapFormat): TFormatDescriptor;
begin
- result := tfRGB8;
+ result := Get(Get(aFormat).WithAlpha);
end;
-class procedure TfdRGBA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class procedure TFormatDescriptor.Clear;
+var
+ f: TglBitmapFormat;
begin
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Alpha;
- inc(aData);
+ FormatDescriptorCS.Enter;
+ try
+ for f := low(FormatDescriptors) to high(FormatDescriptors) do
+ FreeAndNil(FormatDescriptors[f]);
+ finally
+ FormatDescriptorCS.Leave;
+ end;
end;
-class procedure TfdRGBA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+class procedure TFormatDescriptor.Finalize;
begin
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Alpha := aData^;
- inc(aData);
+ Clear;
+ FreeAndNil(FormatDescriptorCS);
end;
-{$ENDREGION}
-{$REGION TfdBGR8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdBGR8/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TBitfieldFormat/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdBGR8.GetFormat: TglBitmapFormat;
+procedure TBitfieldFormat.SetRedMask(const aValue: UInt64);
begin
- result := tfBGR8;
+ Update(aValue, fRange.r, fShift.r);
end;
-class function TfdBGR8.GetPixelDesc: TglBitmapPixelDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TBitfieldFormat.SetGreenMask(const aValue: UInt64);
begin
- with result do begin
- RedRange := $000000FF; RedShift := 16;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $00000000; AlphaShift := 0;
- end;
+ Update(aValue, fRange.g, fShift.g);
end;
-class function TfdBGR8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TBitfieldFormat.SetBlueMask(const aValue: UInt64);
begin
- with result do begin
- Format := GL_BGR;
- InternalFormat := GL_RGB8;
- DataType := GL_UNSIGNED_BYTE;
- end;
+ Update(aValue, fRange.b, fShift.b);
end;
-class function TfdBGR8.WithAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TBitfieldFormat.SetAlphaMask(const aValue: UInt64);
begin
- result := tfBGRA8;
+ Update(aValue, fRange.a, fShift.a);
end;
-class procedure TfdBGR8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TBitfieldFormat.Update(aMask: UInt64; out aRange: Cardinal; out
+ aShift: Byte);
begin
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Red;
- inc(aData);
-end;
+ aShift := 0;
+ aRange := 0;
+ if (aMask = 0) then
+ exit;
+ while (aMask > 0) and ((aMask and 1) = 0) do begin
+ inc(aShift);
+ aMask := aMask shr 1;
+ end;
+ aRange := 1;
+ while (aMask > 0) do begin
+ aRange := aRange shl 1;
+ aMask := aMask shr 1;
+ end;
+ dec(aRange);
-class procedure TfdBGR8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
-begin
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Red := aData^;
- inc(aData);
+ fPixelSize := Round(GetTopMostBit(RedMask or GreenMask or BlueMask or AlphaMask) / 8);
end;
-{$ENDREGION}
-{$REGION TfdBGRA8}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//TfdBGRA8////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-class function TfdBGRA8.GetFormat: TglBitmapFormat;
-begin
- result := tfBGRA8;
-end;
-
-class function TfdBGRA8.GetPixelDesc: TglBitmapPixelDesc;
+procedure TBitfieldFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
+var
+ data: UInt64;
+ s: Integer;
+type
+ PUInt64 = ^UInt64;
begin
- with result do begin
- RedRange := $000000FF; RedShift := 16;
- GreenRange := $000000FF; GreenShift := 8;
- BlueRange := $000000FF; BlueShift := 0;
- AlphaRange := $000000FF; AlphaShift := 24;
+ data :=
+ ((aPixel.Data.r and fRange.r) shl fShift.r) or
+ ((aPixel.Data.g and fRange.g) shl fShift.g) or
+ ((aPixel.Data.b and fRange.b) shl fShift.b) or
+ ((aPixel.Data.a and fRange.a) shl fShift.a);
+ s := Round(fPixelSize);
+ case s of
+ 1: aData^ := data;
+ 2: PWord(aData)^ := data;
+ 4: PCardinal(aData)^ := data;
+ 8: PUInt64(aData)^ := data;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
end;
+ inc(aData, s);
end;
-class function TfdBGRA8.GetFormatDesc: TglBitmapFormatDesc;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TBitfieldFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+var
+ data: UInt64;
+ s, i: Integer;
+type
+ PUInt64 = ^UInt64;
begin
- with result do begin
- Format := GL_BGRA;
- InternalFormat := GL_RGBA8;
- DataType := GL_UNSIGNED_BYTE;
+ s := Round(fPixelSize);
+ case s of
+ 1: data := aData^;
+ 2: data := PWord(aData)^;
+ 4: data := PCardinal(aData)^;
+ 8: data := PUInt64(aData)^;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.1f', [fPixelSize]);
end;
+ for i := 0 to 3 do
+ aPixel.Data.arr[i] := (data shr fShift.arr[i]) and fRange.arr[i];
+ inc(aData, s);
end;
-class function TfdBGRA8.WithoutAlpha: TglBitmapFormat;
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//TColorTableFormat///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+procedure TColorTableFormat.Map(const aPixel: TglBitmapPixelData; var aData: PByte; var aMapData: Pointer);
begin
- result := tfBGR8;
+ raise EglBitmapException.Create('mapping of color table formats is not supported');
end;
-class procedure TfdBGRA8.Map(const aPixel: TglBitmapPixelData; var aData: PByte);
+procedure TColorTableFormat.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData; var aMapData: Pointer);
+type
+ PUInt64 = ^UInt64;
+var
+ idx: UInt64;
+ s: Integer;
+ bits: Byte;
+ f: Single;
begin
- aData^ := aPixel.Blue;
- inc(aData);
- aData^ := aPixel.Green;
- inc(aData);
- aData^ := aPixel.Red;
- inc(aData);
- aData^ := aPixel.Alpha;
- inc(aData);
+ s := Trunc(fPixelSize);
+ f := fPixelSize - s;
+ bits := Round(8 * f);
+ case s of
+ 0: idx := (aData^ shr (8 - bits - PtrInt(aMapData))) and ((1 shl bits) - 1);
+ 1: idx := aData^;
+ 2: idx := PWord(aData)^;
+ 4: idx := PCardinal(aData)^;
+ 8: idx := PUInt64(aData)^;
+ else
+ raise EglBitmapException.CreateFmt('invalid pixel size: %.3f', [fPixelSize]);
+ end;
+ if (idx >= Length(fColorTable)) then
+ raise EglBitmapException.CreateFmt('invalid color index: %d', [idx]);
+ with fColorTable[idx] do begin
+ aPixel.Data.r := r;
+ aPixel.Data.g := g;
+ aPixel.Data.b := b;
+ aPixel.Data.a := a;
+ end;
+ inc(aMapData, bits);
+ if (PtrInt(aMapData) >= 8) then begin
+ inc(aData, 1);
+ dec(aMapData, 8);
+ end;
+ inc(aData, s);
end;
-class procedure TfdBGRA8.Unmap(var aData: PByte; var aPixel: TglBitmapPixelData);
+destructor TColorTableFormat.Destroy;
begin
- aPixel.Blue := aData^;
- inc(aData);
- aPixel.Green := aData^;
- inc(aData);
- aPixel.Red := aData^;
- inc(aData);
- aPixel.Alpha := aData^;
- inc(aData);
+ SetLength(fColorTable, 0);
+ inherited Destroy;
end;
-{$ENDREGION}
-{$REGION TglBitmap}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap - Helper//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertCopyFunc(var aFuncRec: TglBitmapFunctionRec);
begin
with aFuncRec do begin
- if (Source.PixelDesc.RedRange > 0) then
- Dest.Red := Source.Red;
- if (Source.PixelDesc.GreenRange > 0) then
- Dest.Green := Source.Green;
- if (Source.PixelDesc.BlueRange > 0) then
- Dest.Blue := Source.Blue;
- if (Source.PixelDesc.AlphaRange > 0) then
- Dest.Alpha := Source.Alpha;
+ if (Source.Range.r > 0) then
+ Dest.Data.r := Source.Data.r;
+ if (Source.Range.g > 0) then
+ Dest.Data.g := Source.Data.g;
+ if (Source.Range.b > 0) then
+ Dest.Data.b := Source.Data.b;
+ if (Source.Range.a > 0) then
+ Dest.Data.a := Source.Data.a;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertCalculateRGBAFunc(var aFuncRec: TglBitmapFunctionRec);
+var
+ i: Integer;
begin
with aFuncRec do begin
- if (Source.PixelDesc.RedRange > 0) then
- Dest.Red := Round(Dest.PixelDesc.RedRange * Source.Red / Source.PixelDesc.RedRange);
- if (Source.PixelDesc.GreenRange > 0) then
- Dest.Green := Round(Dest.PixelDesc.GreenRange * Source.Green / Source.PixelDesc.GreenRange);
- if (Source.PixelDesc.BlueRange > 0) then
- Dest.Blue := Round(Dest.PixelDesc.BlueRange * Source.Blue / Source.PixelDesc.BlueRange);
- if (Source.PixelDesc.AlphaRange > 0) then
- Dest.Alpha := Round(Dest.PixelDesc.AlphaRange * Source.Alpha / Source.PixelDesc.AlphaRange);
+ for i := 0 to 3 do
+ if (Source.Range.arr[i] > 0) then
+ Dest.Data.arr[i] := Round(Dest.Range.arr[i] * Source.Data.arr[i] / Source.Range.arr[i]);
end;
end;
+type
+ TShiftData = packed record
+ case Integer of
+ 0: (r, g, b, a: SmallInt);
+ 1: (arr: array[0..3] of SmallInt);
+ end;
+ PShiftData = ^TShiftData;
+
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapConvertShiftRGBAFunc(var aFuncRec: TglBitmapFunctionRec);
+var
+ i: Integer;
begin
with aFuncRec do
- with PglBitmapPixelDesc(Args)^ do begin
- if (Source.PixelDesc.RedRange > 0) then
- Dest.Red := Source.Red shr RedShift;
- if (Source.PixelDesc.GreenRange > 0) then
- Dest.Green := Source.Green shr GreenShift;
- if (Source.PixelDesc.BlueRange > 0) then
- Dest.Blue := Source.Blue shr BlueShift;
- if (Source.PixelDesc.AlphaRange > 0) then
- Dest.Alpha := Source.Alpha shr AlphaShift;
- end;
+ for i := 0 to 3 do
+ if (Source.Range.arr[i] > 0) then
+ Dest.Data.arr[i] := Source.Data.arr[i] shr PShiftData(Args)^.arr[i];
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapInvertFunc(var aFuncRec: TglBitmapFunctionRec);
begin
with aFuncRec do begin
- Dest.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
- Dest.Alpha := Source.Alpha;
+ Dest.Data.r := Source.Data.r;
+ Dest.Data.g := Source.Data.g;
+ Dest.Data.b := Source.Data.b;
+ Dest.Data.a := Source.Data.a;
if (Args and $1 > 0) then begin
- Dest.Red := Dest.Red xor Dest.PixelDesc.RedRange;
- Dest.Green := Dest.Green xor Dest.PixelDesc.GreenRange;
- Dest.Blue := Dest.Blue xor Dest.PixelDesc.BlueRange;
+ Dest.Data.r := Dest.Data.r xor Dest.Range.r;
+ Dest.Data.g := Dest.Data.g xor Dest.Range.g;
+ Dest.Data.b := Dest.Data.b xor Dest.Range.b;
end;
if (Args and $2 > 0) then begin
- Dest.Alpha := Dest.Alpha xor Dest.PixelDesc.AlphaRange;
+ Dest.Data.a := Dest.Data.a xor Dest.Range.a;
end;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapFillWithColorFunc(var aFuncRec: TglBitmapFunctionRec);
-type
- PglBitmapPixelData = ^TglBitmapPixelData;
+var
+ i: Integer;
begin
with aFuncRec do begin
- Dest.Red := PglBitmapPixelData(Args)^.Red;
- Dest.Green := PglBitmapPixelData(Args)^.Green;
- Dest.Blue := PglBitmapPixelData(Args)^.Blue;
- Dest.Alpha := PglBitmapPixelData(Args)^.Alpha;
+ for i := 0 to 3 do
+ Dest.Data.arr[i] := PglBitmapPixelData(Args)^.Data.arr[i];
end;
end;
with FuncRec do begin
if (FuncRec.Args = 0) then begin //source has no alpha
Temp :=
- Source.Red / Source.PixelDesc.RedRange * ALPHA_WEIGHT_R +
- Source.Green / Source.PixelDesc.GreenRange * ALPHA_WEIGHT_G +
- Source.Blue / Source.PixelDesc.BlueRange * ALPHA_WEIGHT_B;
- Dest.Alpha := Round(Dest.PixelDesc.AlphaRange * Temp);
+ Source.Data.r / Source.Range.r * ALPHA_WEIGHT_R +
+ Source.Data.g / Source.Range.g * ALPHA_WEIGHT_G +
+ Source.Data.b / Source.Range.b * ALPHA_WEIGHT_B;
+ Dest.Data.a := Round(Dest.Range.a * Temp);
end else
- Dest.Alpha := Round(Source.Alpha / Source.PixelDesc.AlphaRange * Dest.PixelDesc.AlphaRange);
+ Dest.Data.a := Round(Source.Data.a / Source.Range.a * Dest.Range.a);
end;
end;
PglBitmapPixelData = ^TglBitmapPixelData;
begin
with FuncRec do begin
- Dest.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
+ Dest.Data.r := Source.Data.r;
+ Dest.Data.g := Source.Data.g;
+ Dest.Data.b := Source.Data.b;
with PglBitmapPixelData(Args)^ do
- if ((Dest.Red <= Red ) and (Dest.Red >= PixelDesc.RedRange ) and
- (Dest.Green <= Green) and (Dest.Green >= PixelDesc.GreenRange) and
- (Dest.Blue <= Blue ) and (Dest.Blue >= PixelDesc.BlueRange )) then
- Dest.Alpha := 0
+ if ((Dest.Data.r <= Data.r) and (Dest.Data.r >= Range.r) and
+ (Dest.Data.g <= Data.g) and (Dest.Data.g >= Range.g) and
+ (Dest.Data.b <= Data.b) and (Dest.Data.b >= Range.b)) then
+ Dest.Data.a := 0
else
- Dest.Alpha := Dest.PixelDesc.AlphaRange;
+ Dest.Data.a := Dest.Range.a;
end;
end;
PglBitmapPixelData = ^TglBitmapPixelData;
begin
with FuncRec do begin
- Dest.Red := Source.Red;
- Dest.Green := Source.Green;
- Dest.Blue := Source.Blue;
- with PglBitmapPixelData(Args)^ do
- Dest.Alpha := Alpha;
+ Dest.Data.r := Source.Data.r;
+ Dest.Data.g := Source.Data.g;
+ Dest.Data.b := Source.Data.b;
+ Dest.Data.a := PCardinal(Args)^;
end;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap - PROTECTED///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-{$REGION Getter}
function TglBitmap.GetWidth: Integer;
begin
if (ffX in fDimension.Fields) then
begin
result := Max(1, Height);
end;
-{$ENDREGION}
-{$REGION Setter}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.SetCustomData(const aValue: Pointer);
begin
begin
if fFormat = aValue then
exit;
- if (FORMAT_DESCRIPTORS[Format].GetSize <> FORMAT_DESCRIPTORS[aValue].GetSize) then
+ if TFormatDescriptor.Get(Format).PixelSize <> TFormatDescriptor.Get(aValue).PixelSize then
raise EglBitmapUnsupportedFormatFormat.Create('SetInternalFormat - ' + UNSUPPORTED_FORMAT);
SetDataPointer(Data, aValue, Width, Height);
end;
end;
end;
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap.CreateID;
fDimension.Y := aHeight;
end;
- s := FORMAT_DESCRIPTORS[aFormat].GetSize;
+ s := TFormatDescriptor.Get(aFormat).PixelSize;
fFormat := aFormat;
fPixelSize := Ceil(s);
fRowSize := Ceil(s * aWidth);
tmpData: PByte;
size: Integer;
begin
- size := FORMAT_DESCRIPTORS[aFormat].GetSize(aSize);
+ size := TFormatDescriptor.Get(aFormat).GetSize(aSize);
GetMem(tmpData, size);
try
FillChar(tmpData^, size, #$FF);
var
DestData, TmpData, SourceData: pByte;
TempHeight, TempWidth: Integer;
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
+ SourceMD, DestMD: Pointer;
FuncRec: TglBitmapFunctionRec;
begin
result := false;
if Assigned(aSource.Data) and ((aSource.Height > 0) or (aSource.Width > 0)) then begin
- SourceFD := FORMAT_DESCRIPTORS[aSource.Format];
- DestFD := FORMAT_DESCRIPTORS[aFormat];
+ SourceFD := TFormatDescriptor.Get(aSource.Format);
+ DestFD := TFormatDescriptor.Get(aFormat);
// inkompatible Formats so CreateTemp
- if (SourceFD.GetSize <> DestFD.GetSize) then
+ if (SourceFD.PixelSize <> DestFD.PixelSize) then
aCreateTemp := true;
// Values
TmpData := nil;
if aCreateTemp then begin
- GetMem(TmpData, Ceil(FORMAT_DESCRIPTORS[aFormat].GetSize * TempHeight * TempWidth));
+ GetMem(TmpData, TFormatDescriptor.Get(aFormat).GetSize(TempWidth, TempHeight));
DestData := TmpData;
end else
DestData := Data;
SourceFD.PreparePixel(FuncRec.Source);
DestFD.PreparePixel (FuncRec.Dest);
+ SourceMD := SourceFD.CreateMappingData;
+ DestMD := DestFD.CreateMappingData;
+
FuncRec.Size := aSource.Dimension;
FuncRec.Position.Fields := FuncRec.Size.Fields;
- if {FormatIsUncompressed(Source.InternalFormat)} true then begin
+ try
SourceData := aSource.Data;
FuncRec.Position.Y := 0;
while FuncRec.Position.Y < TempHeight do begin
FuncRec.Position.X := 0;
while FuncRec.Position.X < TempWidth do begin
- SourceFD.Unmap(SourceData, FuncRec.Source);
+ SourceFD.Unmap(SourceData, FuncRec.Source, SourceMD);
aFunc(FuncRec);
- DestFD.Map(FuncRec.Dest, DestData);
+ DestFD.Map(FuncRec.Dest, DestData, DestMD);
inc(FuncRec.Position.X);
end;
inc(FuncRec.Position.Y);
end;
- end else begin
- (* TODO
- // Compressed Images
- FuncRec.Position.Y := 0;
- while FuncRec.Position.Y < TempHeight do begin
- FuncRec.Position.X := 0;
- while FuncRec.Position.X < TempWidth do begin
- // Get Data
- fGetPixelFunc(FuncRec.Position, FuncRec.Source);
- // Func
- Func(FuncRec);
- // Set Data
- MapFunc(FuncRec.Dest, dest);
- Inc(FuncRec.Position.X);
- end;
- Inc(FuncRec.Position.Y);
- end;
- *)
- end;
- // Updating Image or InternalFormat
- if aCreateTemp then
- SetDataPointer(TmpData, aFormat, aSource.Width, aSource.Height)
- else if (aFormat <> fFormat) then
- Format := aFormat;
+ // Updating Image or InternalFormat
+ if aCreateTemp then
+ SetDataPointer(TmpData, aFormat, aSource.Width, aSource.Height)
+ else if (aFormat <> fFormat) then
+ Format := aFormat;
- result := true;
+ result := true;
+ finally
+ SourceFD.FreeMappingData(SourceMD);
+ DestFD.FreeMappingData(DestMD);
+ end;
except
if aCreateTemp then
FreeMem(TmpData);
if not FormatIsUncompressed(InternalFormat) then
raise EglBitmapUnsupportedFormatFormat.Create('AddAlphaFromFunc - ' + UNSUPPORTED_FORMAT);
*)
- result := AddFunc(Self, aFunc, false, FORMAT_DESCRIPTORS[Format].WithAlpha, aArgs);
+ result := AddFunc(Self, aFunc, false, TFormatDescriptor.Get(Format).WithAlpha, aArgs);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
DestData, DestData2, SourceData: pByte;
TempHeight, TempWidth: Integer;
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
+ SourceMD, DestMD, DestMD2: Pointer;
FuncRec: TglBitmapFunctionRec;
begin
Assert(Assigned(aBitmap.Data));
if ((aBitmap.Width = Width) and (aBitmap.Height = Height)) then begin
- result := ConvertTo(FORMAT_DESCRIPTORS[Format].WithAlpha);
+ result := ConvertTo(TFormatDescriptor.Get(Format).WithAlpha);
if not Assigned(aFunc) then
aFunc := glBitmapAlphaFunc;
- SourceFD := FORMAT_DESCRIPTORS[aBitmap.Format];
- DestFD := FORMAT_DESCRIPTORS[Format];
+ SourceFD := TFormatDescriptor.Get(aBitmap.Format);
+ DestFD := TFormatDescriptor.Get(Format);
// Values
TempHeight := aBitmap.FileHeight;
SourceFD.PreparePixel(FuncRec.Source);
DestFD.PreparePixel (FuncRec.Dest);
- FuncRec.Position.Y := 0;
- while FuncRec.Position.Y < TempHeight do begin
- FuncRec.Position.X := 0;
- while FuncRec.Position.X < TempWidth do begin
- SourceFD.Unmap(SourceData, FuncRec.Source);
- DestFD.Unmap (DestData, FuncRec.Dest);
- aFunc(FuncRec);
- DestFD.Map(FuncRec.Dest, DestData2);
- inc(FuncRec.Position.X);
+ SourceMD := SourceFD.CreateMappingData;
+ DestMD := DestFD.CreateMappingData;
+ DestMD2 := DestFD.CreateMappingData;
+ try
+ FuncRec.Position.Y := 0;
+ while FuncRec.Position.Y < TempHeight do begin
+ FuncRec.Position.X := 0;
+ while FuncRec.Position.X < TempWidth do begin
+ SourceFD.Unmap(SourceData, FuncRec.Source, SourceMD);
+ DestFD.Unmap (DestData, FuncRec.Dest, DestMD);
+ aFunc(FuncRec);
+ DestFD.Map(FuncRec.Dest, DestData2, DestMD2);
+ inc(FuncRec.Position.X);
+ end;
+ inc(FuncRec.Position.Y);
end;
- inc(FuncRec.Position.Y);
+ finally
+ SourceFD.FreeMappingData(SourceMD);
+ DestFD.FreeMappingData(DestMD);
+ DestFD.FreeMappingData(DestMD2);
end;
end;
end;
-
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.AddAlphaFromColorKey(const aRed, aGreen, aBlue: Byte; const aDeviation: Byte): Boolean;
begin
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
result := AddAlphaFromColorKeyFloat(
- aRed / PixelData.PixelDesc.RedRange,
- aGreen / PixelData.PixelDesc.GreenRange,
- aBlue / PixelData.PixelDesc.BlueRange,
- aDeviation / Max(PixelData.PixelDesc.RedRange, Max(PixelData.PixelDesc.GreenRange, PixelData.PixelDesc.BlueRange)));
+ aRed / PixelData.Range.r,
+ aGreen / PixelData.Range.g,
+ aBlue / PixelData.Range.b,
+ aDeviation / Max(PixelData.Range.r, Max(PixelData.Range.g, PixelData.Range.b)));
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.AddAlphaFromColorKeyFloat(const aRed, aGreen, aBlue: Single; const aDeviation: Single): Boolean;
var
- TempR, TempG, TempB: Cardinal;
+ values: array[0..2] of Single;
+ tmp: Cardinal;
+ i: Integer;
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- with PixelData.PixelDesc do begin
- TempR := Trunc(RedRange * aDeviation);
- TempG := Trunc(GreenRange * aDeviation);
- TempB := Trunc(BlueRange * aDeviation);
-
- PixelData.Red := Min(RedRange, Trunc(RedRange * aRed) + TempR);
- RedRange := Max(0, Trunc(RedRange * aRed) - TempR);
- PixelData.Green := Min(GreenRange, Trunc(GreenRange * aGreen) + TempG);
- GreenRange := Max(0, Trunc(GreenRange * aGreen) - TempG);
- PixelData.Blue := Min(BlueRange, Trunc(BlueRange * aBlue) + TempB);
- BlueRange := Max(0, Trunc(BlueRange * aBlue) - TempB);
- PixelData.Alpha := 0;
- AlphaRange := 0;
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
+ with PixelData do begin
+ values[0] := aRed;
+ values[1] := aGreen;
+ values[2] := aBlue;
+
+ for i := 0 to 2 do begin
+ tmp := Trunc(Range.arr[i] * aDeviation);
+ Data.arr[i] := Min(Range.arr[i], Trunc(Range.arr[i] * values[i] + tmp));
+ Range.arr[i] := Max(0, Trunc(Range.arr[i] * values[i] - tmp));
+ end;
+ Data.a := 0;
+ Range.a := 0;
end;
result := AddAlphaFromFunc(glBitmapColorKeyAlphaFunc, PtrInt(@PixelData));
end;
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- result := AddAlphaFromValueFloat(aAlpha / PixelData.PixelDesc.AlphaRange);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
+ result := AddAlphaFromValueFloat(aAlpha / PixelData.Range.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
- with PixelData.PixelDesc do
- PixelData.Alpha := Min(AlphaRange, Max(0, Round(AlphaRange * aAlpha)));
- result := AddAlphaFromFunc(glBitmapValueAlphaFunc, PtrInt(@PixelData));
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
+ with PixelData do
+ Data.a := Min(Range.a, Max(0, Round(Range.a * aAlpha)));
+ result := AddAlphaFromFunc(glBitmapValueAlphaFunc, PtrInt(@PixelData.Data.a));
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.RemoveAlpha: Boolean;
var
- FormatDesc: TglBitmapFormatDescClass;
+ FormatDesc: TFormatDescriptor;
begin
result := false;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
+ FormatDesc := TFormatDescriptor.Get(Format);
if Assigned(Data) then begin
if not ({FormatDesc.IsUncompressed or }FormatDesc.HasAlpha) then
raise EglBitmapUnsupportedFormatFormat.Create('RemoveAlpha - ' + UNSUPPORTED_FORMAT);
try
// copy texture data if assigned
if Assigned(Data) then begin
- Size := FORMAT_DESCRIPTORS[Format].GetSize(fDimension);
+ Size := TFormatDescriptor.Get(Format).GetSize(fDimension);
GetMem(TempPtr, Size);
try
Move(Data^, TempPtr^, Size);
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.ConvertTo(const aFormat: TglBitmapFormat): Boolean;
var
- SourceFD, DestFD: TglBitmapFormatDescClass;
+ SourceFD, DestFD: TFormatDescriptor;
SourcePD, DestPD: TglBitmapPixelData;
- PixelDesc: TglBitmapPixelDesc;
+ ShiftData: TShiftData;
function CanCopyDirect: Boolean;
begin
result :=
- ((SourcePD.PixelDesc.RedRange = DestPD.PixelDesc.RedRange) or (SourcePD.PixelDesc.RedRange = 0) or (DestPD.PixelDesc.RedRange = 0)) and
- ((SourcePD.PixelDesc.GreenRange = DestPD.PixelDesc.GreenRange) or (SourcePD.PixelDesc.GreenRange = 0) or (DestPD.PixelDesc.GreenRange = 0)) and
- ((SourcePD.PixelDesc.BlueRange = DestPD.PixelDesc.BlueRange) or (SourcePD.PixelDesc.BlueRange = 0) or (DestPD.PixelDesc.BlueRange = 0)) and
- ((SourcePD.PixelDesc.AlphaRange = DestPD.PixelDesc.AlphaRange) or (SourcePD.PixelDesc.AlphaRange = 0) or (DestPD.PixelDesc.AlphaRange = 0));
+ ((SourcePD.Range.r = DestPD.Range.r) or (SourcePD.Range.r = 0) or (DestPD.Range.r = 0)) and
+ ((SourcePD.Range.g = DestPD.Range.g) or (SourcePD.Range.g = 0) or (DestPD.Range.g = 0)) and
+ ((SourcePD.Range.b = DestPD.Range.b) or (SourcePD.Range.b = 0) or (DestPD.Range.b = 0)) and
+ ((SourcePD.Range.a = DestPD.Range.a) or (SourcePD.Range.a = 0) or (DestPD.Range.a = 0));
end;
function CanShift: Boolean;
begin
result :=
- ((SourcePD.PixelDesc.RedRange >= DestPD.PixelDesc.RedRange ) or (SourcePD.PixelDesc.RedRange = 0) or (DestPD.PixelDesc.RedRange = 0)) and
- ((SourcePD.PixelDesc.GreenRange >= DestPD.PixelDesc.GreenRange) or (SourcePD.PixelDesc.GreenRange = 0) or (DestPD.PixelDesc.GreenRange = 0)) and
- ((SourcePD.PixelDesc.BlueRange >= DestPD.PixelDesc.BlueRange ) or (SourcePD.PixelDesc.BlueRange = 0) or (DestPD.PixelDesc.BlueRange = 0)) and
- ((SourcePD.PixelDesc.AlphaRange >= DestPD.PixelDesc.AlphaRange) or (SourcePD.PixelDesc.AlphaRange = 0) or (DestPD.PixelDesc.AlphaRange = 0));
+ ((SourcePD.Range.r >= DestPD.Range.r) or (SourcePD.Range.r = 0) or (DestPD.Range.r = 0)) and
+ ((SourcePD.Range.g >= DestPD.Range.g) or (SourcePD.Range.g = 0) or (DestPD.Range.g = 0)) and
+ ((SourcePD.Range.b >= DestPD.Range.b) or (SourcePD.Range.b = 0) or (DestPD.Range.b = 0)) and
+ ((SourcePD.Range.a >= DestPD.Range.a) or (SourcePD.Range.a = 0) or (DestPD.Range.a = 0));
end;
function GetShift(aSource, aDest: Cardinal) : ShortInt;
begin
if aFormat <> fFormat then begin
- SourceFD := FORMAT_DESCRIPTORS[Format];
- DestFD := FORMAT_DESCRIPTORS[aFormat];
+ SourceFD := TFormatDescriptor.Get(Format);
+ DestFD := TFormatDescriptor.Get(aFormat);
SourceFD.PreparePixel(SourcePD);
DestFD.PreparePixel (DestPD);
if CanCopyDirect then
result := AddFunc(Self, glBitmapConvertCopyFunc, false, aFormat)
else if CanShift then begin
- PixelDesc.RedShift := GetShift(SourcePD.PixelDesc.RedRange, DestPD.PixelDesc.RedRange);
- PixelDesc.GreenShift := GetShift(SourcePD.PixelDesc.GreenRange, DestPD.PixelDesc.GreenRange);
- PixelDesc.BlueShift := GetShift(SourcePD.PixelDesc.BlueRange, DestPD.PixelDesc.BlueRange);
- PixelDesc.AlphaShift := GetShift(SourcePD.PixelDesc.AlphaRange, DestPD.PixelDesc.AlphaRange);
- result := AddFunc(Self, glBitmapConvertShiftRGBAFunc, false, aFormat, PtrInt(@PixelDesc));
+ ShiftData.r := GetShift(SourcePD.Range.r, DestPD.Range.r);
+ ShiftData.g := GetShift(SourcePD.Range.g, DestPD.Range.g);
+ ShiftData.b := GetShift(SourcePD.Range.b, DestPD.Range.b);
+ ShiftData.a := GetShift(SourcePD.Range.a, DestPD.Range.a);
+ result := AddFunc(Self, glBitmapConvertShiftRGBAFunc, false, aFormat, PtrInt(@ShiftData));
end else
result := AddFunc(Self, glBitmapConvertCalculateRGBAFunc, false, aFormat);
end else
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[FORMAT_DESCRIPTORS[Format].WithAlpha].PreparePixel(PixelData);
+ TFormatDescriptor.GetWithAlpha(Format).PreparePixel(PixelData);
FillWithColorFloat(
- aRed / PixelData.PixelDesc.RedRange,
- aGreen / PixelData.PixelDesc.GreenRange,
- aBlue / PixelData.PixelDesc.BlueRange,
- aAlpha / PixelData.PixelDesc.AlphaRange);
+ aRed / PixelData.Range.r,
+ aGreen / PixelData.Range.g,
+ aBlue / PixelData.Range.b,
+ aAlpha / PixelData.Range.a);
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
var
PixelData: TglBitmapPixelData;
begin
- FORMAT_DESCRIPTORS[Format].PreparePixel(PixelData);
- PixelData.Red := Max(0, Min(PixelData.PixelDesc.RedRange, Trunc(PixelData.PixelDesc.RedRange * aRed)));
- PixelData.Green := Max(0, Min(PixelData.PixelDesc.GreenRange, Trunc(PixelData.PixelDesc.GreenRange * aGreen)));
- PixelData.Blue := Max(0, Min(PixelData.PixelDesc.BlueRange, Trunc(PixelData.PixelDesc.BlueRange * aBlue)));
- PixelData.Alpha := Max(0, Min(PixelData.PixelDesc.AlphaRange, Trunc(PixelData.PixelDesc.AlphaRange * aAlpha)));
+ TFormatDescriptor.Get(Format).PreparePixel(PixelData);
+ with PixelData do begin
+ Data.r := Max(0, Min(Range.r, Trunc(Range.r * aRed)));
+ Data.g := Max(0, Min(Range.g, Trunc(Range.g * aGreen)));
+ Data.b := Max(0, Min(Range.b, Trunc(Range.b * aBlue)));
+ Data.a := Max(0, Min(Range.a, Trunc(Range.a * aAlpha)));
+ end;
AddFunc(glBitmapFillWithColorFunc, false, PtrInt(@PixelData));
end;
ImageSize: Integer;
begin
Create;
- ImageSize := FORMAT_DESCRIPTORS[aFormat].GetSize(aSize);
+ TFormatDescriptor.Get(aFormat).GetSize(aSize);
GetMem(Image, ImageSize);
try
FillChar(Image^, ImageSize, #$FF);
biClrImportant: Cardinal;
end;
+ (* TODO: delete?
TBMPInfoOS = packed record
biSize: Cardinal;
biWidth: Longint;
biPlanes: Word;
biBitCount: Word;
end;
-
-// TBMPPalette = record
-// case Boolean of
-// true : (Colors: array[Byte] of TRGBQUAD);
-// false: (redMask, greenMask, blueMask: Cardinal);
-// end;
+ *)
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
function TglBitmap.LoadBMP(const aStream: TStream): Boolean;
-type
- TMaskValues = packed record
- Red: Cardinal;
- Green: Cardinal;
- Blue: Cardinal;
- Alpha: Cardinal;
- end;
-
-var
- StartPos: Int64;
//////////////////////////////////////////////////////////////////////////////////////////////////
- function ReadInfo(var aInfo: TBMPInfo; var aMask: TMaskValues): TglBitmapFormat;
+ function ReadInfo(var aInfo: TBMPInfo; var aMask: TglBitmapColorRec): TglBitmapFormat;
begin
result := tfEmpty;
aStream.Read(aInfo, SizeOf(aInfo));
FillChar(aMask, SizeOf(aMask), 0);
//Read Compression
- if aInfo.biCompression <> BMP_COMP_RGB then begin
- if aInfo.biCompression = BMP_COMP_BITFIELDS then begin
- // Read Bitmasks for 16 or 32 Bit (24 Bit dosn't support Bitmasks!)
+ case aInfo.biCompression of
+ BMP_COMP_RLE4,
+ BMP_COMP_RLE8: begin
+ raise EglBitmapException.Create('RLE compression is not supported');
+ end;
+ BMP_COMP_BITFIELDS: begin
if (aInfo.biBitCount = 16) or (aInfo.biBitCount = 32) then begin
- aStream.Read(aMask.Red, SizeOf(Cardinal));
- aStream.Read(aMask.Green, SizeOf(Cardinal));
- aStream.Read(aMask.Blue, SizeOf(Cardinal));
- aStream.Read(aMask.Alpha, SizeOf(Cardinal));
+ aStream.Read(aMask.r, SizeOf(aMask.r));
+ aStream.Read(aMask.g, SizeOf(aMask.g));
+ aStream.Read(aMask.b, SizeOf(aMask.b));
+ aStream.Read(aMask.a, SizeOf(aMask.a));
end else
- raise EglBitmapException.Create('Bitmask is not supported for 24bit formats');
- end else begin
- aStream.Position := StartPos;
- raise EglBitmapException.Create('RLE compression is not supported');
+ raise EglBitmapException.Create('Bitfields are only supported for 16bit and 32bit formats');
end;
end;
//get suitable format
case aInfo.biBitCount of
8: result := tfLuminance8;
- 16: result := tfRGB5A1;
+ 16: result := tfBGR5;
24: result := tfBGR8;
32: result := tfBGRA8;
end;
end;
+ function ReadColorTable(var aFormat: TglBitmapFormat; const aInfo: TBMPInfo): TColorTableFormat;
+ var
+ i, c: Integer;
+ ColorTable: TColorTable;
+ begin
+ result := nil;
+ if (aInfo.biBitCount >= 16) then
+ exit;
+ aFormat := tfLuminance8;
+ c := aInfo.biClrUsed;
+ if (c = 0) then
+ c := 1 shl aInfo.biBitCount;
+ SetLength(ColorTable, c);
+ for i := 0 to c-1 do begin
+ aStream.Read(ColorTable[i], SizeOf(TColorTableEnty));
+ if (ColorTable[i].r <> ColorTable[i].g) or (ColorTable[i].g <> ColorTable[i].b) then
+ aFormat := tfRGB8;
+ end;
+
+ result := TColorTableFormat.Create;
+ result.PixelSize := aInfo.biBitCount / 8;
+ result.ColorTable := ColorTable;
+ result.Range := glBitmapColorRec($FF, $FF, $FF, $00);
+ end;
+
//////////////////////////////////////////////////////////////////////////////////////////////////
- function CheckBitfields(var aFormat: TglBitmapFormat; const aMask: TMaskValues): TBitfieldFormat;
+ function CheckBitfields(var aFormat: TglBitmapFormat; const aMask: TglBitmapColorRec;
+ const aInfo: TBMPInfo): TBitfieldFormat;
var
TmpFormat: TglBitmapFormat;
- FormatDesc: TglBitmapFormatDescClass;
+ FormatDesc: TFormatDescriptor;
begin
result := nil;
- if (aMask.Red <> 0) or (aMask.Green <> 0) or (aMask.Blue <> 0) or (aMask.Alpha <> 0) then begin
- for TmpFormat := High(FORMAT_DESCRIPTORS) downto Low(FORMAT_DESCRIPTORS) do begin
- FormatDesc := FORMAT_DESCRIPTORS[TmpFormat];
- if FormatDesc.MaskMatch(aMask.Red, aMask.Green, aMask.Blue, aMask.Alpha) then begin
- aFormat := FormatDesc.GetFormat;
+ if (aMask.r <> 0) or (aMask.g <> 0) or (aMask.b <> 0) or (aMask.a <> 0) then begin
+ for TmpFormat := High(TglBitmapFormat) downto Low(TglBitmapFormat) do begin
+ FormatDesc := TFormatDescriptor.Get(TmpFormat);
+ if FormatDesc.MaskMatch(aMask.r, aMask.g, aMask.b, aMask.a) then begin
+ aFormat := FormatDesc.Format;
exit;
end;
end;
- if (aMask.Alpha = 0) then
- aFormat := FORMAT_DESCRIPTORS[aFormat].WithoutAlpha;
+ if (aMask.a = 0) and TFormatDescriptor.Get(aFormat).HasAlpha then
+ aFormat := TFormatDescriptor.Get(aFormat).WithoutAlpha;
+ if (aMask.a <> 0) and not TFormatDescriptor.Get(aFormat).HasAlpha then
+ aFormat := TFormatDescriptor.Get(aFormat).WithAlpha;
result := TBitfieldFormat.Create;
- result.RedMask := aMask.Red;
- result.GreenMask := aMask.Green;
- result.BlueMask := aMask.Blue;
- result.AlphaMask := aMask.Alpha;
+ result.PixelSize := aInfo.biBitCount / 8;
+ result.RedMask := aMask.r;
+ result.GreenMask := aMask.g;
+ result.BlueMask := aMask.b;
+ result.AlphaMask := aMask.a;
end;
end;
var
//simple types
+ StartPos: Int64;
ImageSize, rbLineSize, wbLineSize, Padding, i: Integer;
PaddingBuff: Cardinal;
LineBuf, ImageData, TmpData: PByte;
+ SourceMD, DestMD: Pointer;
BmpFormat: TglBitmapFormat;
+ ColorTable: TColorTable;
//records
- Mask: TMaskValues;
+ Mask: TglBitmapColorRec;
Header: TBMPHeader;
Info: TBMPInfo;
//classes
- BitfieldFormat: TBitfieldFormat;
- FormatDesc: TglBitmapFormatDescClass;
-
-
- Tick: QWord;
-{
-
-
- ImageData, pData, pTmp, LineBuf, TmpData: PByte;
- BitOffset: Byte;
- BmpFormat: TglBitmapFormat;
- LineSize, Padding, LineIdx, PixelIdx: Integer;
- RedMask, GreenMask, BlueMask, AlphaMask, FormatSize: Cardinal;
-
-
- Pixel: TglBitmapPixelData;
- PaddingBuff: Cardinal;
-
-
-
- }
+ SpecialFormat: TFormatDescriptor;
+ FormatDesc: TFormatDescriptor;
//////////////////////////////////////////////////////////////////////////////////////////////////
- procedure ReadBitfieldLine(aData: PByte; aLineBuf: PByte);
+ procedure SpecialFormatReadLine(aData: PByte; aLineBuf: PByte);
var
- i: Integer;
+ i, j: Integer;
Pixel: TglBitmapPixelData;
-
- ////////////////////////////////////////////////////////////////////////////////////////////////
- procedure ChangeRange(var aValue: Cardinal; const aOldRange, aNewRange: Cardinal);
- begin
- if (aOldRange = aNewRange) then
- exit;
- if (aOldRange > 0) then
- aValue := Round(aValue / aOldRange * aNewRange)
- else
- aValue := 0;
- end;
-
begin
aStream.Read(aLineBuf^, rbLineSize);
+ SpecialFormat.PreparePixel(Pixel);
for i := 0 to Info.biWidth-1 do begin
- BitfieldFormat.Unmap(PCardinal(aLineBuf)^, Pixel); //if is 16bit Bitfield only 2 last significant Bytes are taken from Cardinal
- inc(aLineBuf, Info.biBitCount shr 3);
- with FormatDesc.GetPixelDesc do begin
- ChangeRange(Pixel.Red, BitfieldFormat.RedRange, RedRange);
- ChangeRange(Pixel.Green, BitfieldFormat.GreenRange, GreenRange);
- ChangeRange(Pixel.Blue, BitfieldFormat.BlueRange, BlueRange);
- ChangeRange(Pixel.Alpha, BitfieldFormat.AlphaRange, AlphaRange);
+ SpecialFormat.Unmap(aLineBuf, Pixel, SourceMD);
+ with FormatDesc do begin
+ //TODO: use convert function
+ for j := 0 to 3 do
+ if (SpecialFormat.Range.arr[j] <> Range.arr[j]) then begin
+ if (SpecialFormat.Range.arr[j] > 0) then
+ Pixel.Data.arr[j] := Round(Pixel.Data.arr[j] / SpecialFormat.Range.arr[j] * Range.arr[j])
+ else
+ Pixel.Data.arr[j] := 0;
+ end;
end;
- FormatDesc.Map(Pixel, aData);
+ FormatDesc.Map(Pixel, aData, DestMD);
end;
end;
begin
- result := false;
- BmpFormat := tfEmpty;
- BitfieldFormat := nil;
- LineBuf := nil;
+ result := false;
+ BmpFormat := tfEmpty;
+ SpecialFormat := nil;
+ LineBuf := nil;
+ SourceMD := nil;
+ DestMD := nil;
// Header
StartPos := aStream.Position;
aStream.Read(Header, SizeOf(Header));
if Header.bfType = BMP_MAGIC then begin
- BmpFormat := ReadInfo(Info, Mask);
- BitfieldFormat := CheckBitfields(BmpFormat, Mask);
- try
- if (Info.biBitCount < 16) then
- aStream.Position := aStream.Position + Info.biClrUsed * 4;
+ try try
+ BmpFormat := ReadInfo(Info, Mask);
+ SpecialFormat := ReadColorTable(BmpFormat, Info);
+ if not Assigned(SpecialFormat) then
+ SpecialFormat := CheckBitfields(BmpFormat, Mask, Info);
aStream.Position := StartPos + Header.bfOffBits;
if (BmpFormat <> tfEmpty) then begin
- FormatDesc := FORMAT_DESCRIPTORS[BmpFormat];
- rbLineSize := Info.biWidth * (Info.biBitCount shr 3); //ReadBuffer LineSize
- wbLineSize := Trunc(Info.biWidth * FormatDesc.GetSize);
+ FormatDesc := TFormatDescriptor.Get(BmpFormat);
+ rbLineSize := Round(Info.biWidth * Info.biBitCount / 8); //ReadBuffer LineSize
+ wbLineSize := Trunc(Info.biWidth * FormatDesc.PixelSize);
Padding := (((Info.biWidth * Info.biBitCount + 31) and - 32) shr 3) - rbLineSize;
//get Memory
- ImageSize := FormatDesc.GetSize(glBitmapPosition(Info.biWidth, Info.biHeight));
+ DestMD := FormatDesc.CreateMappingData;
+ ImageSize := FormatDesc.GetSize(Info.biWidth, abs(Info.biHeight));
GetMem(ImageData, ImageSize);
- if Assigned(BitfieldFormat) then
+ if Assigned(SpecialFormat) then begin
GetMem(LineBuf, rbLineSize); //tmp Memory for converting Bitfields
+ SourceMD := SpecialFormat.CreateMappingData;
+ end;
//read Data
try try
FillChar(ImageData^, ImageSize, $FF);
TmpData := ImageData;
- Inc(TmpData, wbLineSize * (Info.biHeight -1));
- for i := 0 to Info.biHeight-1 do begin
- if Assigned(BitfieldFormat) then
- ReadBitfieldLine(TmpData, LineBuf) //if is bitfield format read and convert data
+ if (Info.biHeight > 0) then
+ Inc(TmpData, wbLineSize * (Info.biHeight-1));
+ for i := 0 to Abs(Info.biHeight)-1 do begin
+ if Assigned(SpecialFormat) then
+ SpecialFormatReadLine(TmpData, LineBuf) //if is special format read and convert data
else
aStream.Read(TmpData^, wbLineSize); //else only read data
- Dec(TmpData, wbLineSize);
+ if (Info.biHeight > 0) then
+ dec(TmpData, wbLineSize)
+ else
+ inc(TmpData, wbLineSize);
aStream.Read(PaddingBuff, Padding);
end;
- SetDataPointer(ImageData, BmpFormat, Info.biWidth, Info.biHeight);
+ SetDataPointer(ImageData, BmpFormat, Info.biWidth, abs(Info.biHeight));
result := true;
finally
if Assigned(LineBuf) then
FreeMem(LineBuf);
+ if Assigned(SourceMD) then
+ SpecialFormat.FreeMappingData(SourceMD);
+ FormatDesc.FreeMappingData(DestMD);
end;
except
FreeMem(ImageData);
end;
end else
raise EglBitmapException.Create('LoadBMP - No suitable format found');
+ except
+ aStream.Position := StartPos;
+ raise;
+ end;
finally
- FreeAndNil(BitfieldFormat);
+ FreeAndNil(SpecialFormat);
end;
end
else aStream.Position := StartPos;
pData, pTemp: pByte;
PixelFormat: TglBitmapPixelData;
+ FormatDesc: TFormatDescriptor;
ImageSize, LineSize, Padding, LineIdx, ColorIdx: Integer;
Temp, RedMask, GreenMask, BlueMask, AlphaMask: Cardinal;
if not (ftBMP in FormatGetSupportedFiles(Format)) then
raise EglBitmapUnsupportedFormatFormat.Create('SaveBMP - ' + UNSUPPORTED_FORMAT);
- ImageSize := FORMAT_DESCRIPTORS[Format].GetSize(Dimension);
+ ImageSize := TFormatDescriptor.Get(Format).GetSize(Dimension);
Header.bfType := BMP_MAGIC;
Header.bfSize := SizeOf(Header) + SizeOf(Info) + ImageSize;
Header.bfSize := Header.bfSize + 4 * SizeOf(Cardinal);
Header.bfOffBits := Header.bfOffBits + 4 * SizeOf(Cardinal);
- FORMAT_DESCRIPTORS[Format].PreparePixel(PixelFormat);
- with PixelFormat.PixelDesc do begin
- RedMask := RedRange shl RedShift;
- GreenMask := GreenRange shl GreenShift;
- BlueMask := BlueRange shl BlueShift;
- AlphaMask := AlphaRange shl AlphaShift;
- end;
+ FormatDesc := TFormatDescriptor.Get(Format);
+ RedMask := FormatDesc.RedMask;
+ GreenMask := FormatDesc.GreenMask;
+ BlueMask := FormatDesc.BlueMask;
+ AlphaMask := FormatDesc.AlphaMask;
end;
// headers
end;
// image data
- LineSize := Trunc(Width * FORMAT_DESCRIPTORS[Format].GetSize);
+ LineSize := Trunc(Width * TFormatDescriptor.Get(Format).PixelSize);
Padding := GetLineWidth - LineSize;
PaddingBuff := 0;
if Header.ImageID <> 0 then
aStream.Position := aStream.Position + Header.ImageID;
- PixelSize := Trunc(FORMAT_DESCRIPTORS[Format].GetSize);
+ PixelSize := TFormatDescriptor.Get(Format).GetSize(1, 1);
LineSize := Trunc(Header.Width * PixelSize);
GetMem(NewImage, LineSize * Header.Height);
Header: TTGAHeader;
Size: Integer;
pTemp: pByte;
- FormatDesc: TglBitmapFormatDescClass;
+ FormatDesc: TFormatDescriptor;
procedure ConvertData(pTemp: pByte);
var
Header.Width := Width;
Header.Height := Height;
Header.ImageDes := $20;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
+ FormatDesc := TFormatDescriptor.Get(Format);
if FormatDesc.HasAlpha then
Header.ImageDes := Header.ImageDes or $08;
dwRBitMask: Cardinal;
dwGBitMask: Cardinal;
dwBBitMask: Cardinal;
- dwAlphaBitMask: Cardinal;
+ dwABitMask: Cardinal;
end;
TDDSCaps = packed record
end;
ddsFormat := GetDDSFormat;
- LineSize := Trunc(Header.dwWidth * FORMAT_DESCRIPTORS[ddsFormat].GetSize);
+ LineSize := Trunc(Header.dwWidth * TFormatDescriptor.Get(ddsFormat).PixelSize);
GetMem(NewImage, Header.dwHeight * LineSize);
try
pData := NewImage;
var
Header: TDDSHeader;
Pix: TglBitmapPixelData;
+ FormatDesc: TFormatDescriptor;
begin
//if not FormatIsUncompressed(InternalFormat) then
// raise EglBitmapUnsupportedFormatFormat.Create('SaveDDS - ' + UNSUPPORTED_FORMAT);
(* TODO if Format = tfAlpha8 then
FORMAT_DESCRIPTORS[tfLuminance8].PreparePixel(Pix);
else *)
- FORMAT_DESCRIPTORS[Format].PreparePixel(Pix);
+ TFormatDescriptor.Get(Format).PreparePixel(Pix);
// Generell
FillChar(Header, SizeOf(Header), 0);
Header.PixelFormat.dwFlags := Header.PixelFormat.dwFlags or DDPF_ALPHAPIXELS;
*)
- Header.PixelFormat.dwRGBBitCount := Trunc(FORMAT_DESCRIPTORS[Format].GetSize * 8);
- Header.PixelFormat.dwRBitMask := Pix.PixelDesc.RedRange shl Pix.PixelDesc.RedShift;
- Header.PixelFormat.dwGBitMask := Pix.PixelDesc.GreenRange shl Pix.PixelDesc.GreenShift;
- Header.PixelFormat.dwBBitMask := Pix.PixelDesc.BlueRange shl Pix.PixelDesc.BlueShift;
- Header.PixelFormat.dwAlphaBitMask := Pix.PixelDesc.AlphaRange shl Pix.PixelDesc.AlphaShift;
+ FormatDesc := TFormatDescriptor.Get(Format);
+ Header.PixelFormat.dwRGBBitCount := Trunc(FormatDesc.PixelSize * 8);
+ Header.PixelFormat.dwRBitMask := FormatDesc.RedMask;
+ Header.PixelFormat.dwGBitMask := FormatDesc.GreenMask;
+ Header.PixelFormat.dwBBitMask := FormatDesc.BlueMask;
+ Header.PixelFormat.dwABitMask := FormatDesc.AlphaMask;
aStream.Write(Header, SizeOf(Header));
- aStream.Write(Data^, FORMAT_DESCRIPTORS[Format].GetSize(Dimension));
+ aStream.Write(Data^, FormatDesc.GetSize(Dimension));
end;
-{$ENDREGION}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//TglBitmap2D/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Assigning Data
if Assigned(Data) then begin
SetLength(fLines, GetHeight);
- LineWidth := Trunc(GetWidth * FORMAT_DESCRIPTORS[Format].GetSize);
+ LineWidth := Trunc(GetWidth * TFormatDescriptor.Get(Format).PixelSize);
for Idx := 0 to GetHeight -1 do begin
fLines[Idx] := Data;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure TglBitmap2D.UploadData(const aTarget: Cardinal; const aBuildWithGlu: Boolean);
var
- FormatDescriptor: TglBitmapFormatDescClass;
- FormatDesc: TglBitmapFormatDesc;
+ FormatDesc: TFormatDescriptor;
begin
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
else
*)
- FormatDescriptor := FORMAT_DESCRIPTORS[Format];
- FormatDesc := FormatDescriptor.GetFormatDesc;
+ FormatDesc := TFormatDescriptor.Get(Format);
if aBuildWithGlu then
- gluBuild2DMipmaps(aTarget, FormatDescriptor.GetColorCompCount, Width, Height,
- FormatDesc.Format, FormatDesc.DataType, Data)
+ gluBuild2DMipmaps(aTarget, FormatDesc.Components, Width, Height,
+ FormatDesc.glFormat, FormatDesc.glDataFormat, Data)
else
- glTexImage2D(aTarget, 0, FormatDesc.InternalFormat, Width, Height, 0,
- FormatDesc.Format, FormatDesc.DataType, Data);
+ glTexImage2D(aTarget, 0, FormatDesc.glInternalFormat, Width, Height, 0,
+ FormatDesc.glFormat, FormatDesc.glDataFormat, Data);
// Freigeben
if (FreeDataAfterGenTexture) then
var
Temp: pByte;
Size, w, h: Integer;
- FormatDesc: TglBitmapFormatDescClass;
- glFormatDesc: TglBitmapFormatDesc;
+ FormatDesc: TFormatDescriptor;
begin
(* TODO compression
if not FormatIsUncompressed(Format) then
w := aRight - aLeft;
h := aBottom - aTop;
- FormatDesc := FORMAT_DESCRIPTORS[Format];
- glFormatDesc := FormatDesc.GetFormatDesc;
- Size := FormatDesc.GetSize(glBitmapPosition(w, h));
+ FormatDesc := TFormatDescriptor.Get(Format);
+ Size := FormatDesc.GetSize(w, h);
GetMem(Temp, Size);
try
glPixelStorei(GL_PACK_ALIGNMENT, 1);
- glReadPixels(aLeft, aTop, w, h, glFormatDesc.Format, glFormatDesc.DataType, Temp);
+ glReadPixels(aLeft, aTop, w, h, FormatDesc.glFormat, FormatDesc.glDataFormat, Temp);
SetDataPointer(Temp, Format, w, h);
FlipVert;
except
procedure TglBitmap2D.GetDataFromTexture;
var
Temp: PByte;
- TempWidth, TempHeight, RedSize, GreenSize, BlueSize, AlphaSize, LumSize: Integer;
+ TempWidth, TempHeight: Integer;
TempType, TempIntFormat: Cardinal;
- IntFormat: TglBitmapFormat;
- FormatDesc: TglBitmapFormatDescClass;
+ IntFormat, f: TglBitmapFormat;
+ FormatDesc: TFormatDescriptor;
begin
Bind;
glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_HEIGHT, @TempHeight);
glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_INTERNAL_FORMAT, @TempIntFormat);
- glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_RED_SIZE, @RedSize);
- glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_GREEN_SIZE, @GreenSize);
- glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_BLUE_SIZE, @BlueSize);
- glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_ALPHA_SIZE, @AlphaSize);
- glGetTexLevelParameteriv(Target, 0, GL_TEXTURE_LUMINANCE_SIZE, @LumSize);
-
IntFormat := tfEmpty;
- for FormatDesc in FORMAT_DESCRIPTORS do
- if (FormatDesc.GetFormatDesc.InternalFormat = TempIntFormat) then begin
- IntFormat := FormatDesc.GetFormat;
+ for f := Low(TglBitmapFormat) to High(TglBitmapFormat) do
+ if (TFormatDescriptor.Get(f).glInternalFormat = TempIntFormat) then begin
+ IntFormat := FormatDesc.Format;
break;
end;
// Getting data from OpenGL
- GetMem(Temp, FormatDesc.GetSize(glBitmapPosition(TempWidth, TempHeight)));
+ FormatDesc := TFormatDescriptor.Get(IntFormat);
+ GetMem(Temp, FormatDesc.GetSize(TempWidth, TempHeight));
try
(* TODO Compression
if FormatIsCompressed(IntFormat) and (GL_VERSION_1_3 or GL_ARB_texture_compression) then
glGetCompressedTexImage(Target, 0, Temp)
else
*)
- with FormatDesc.GetFormatDesc do
- glGetTexImage(Target, 0, InternalFormat, DataType, Temp);
+ glGetTexImage(Target, 0, FormatDesc.glInternalFormat, FormatDesc.glDataFormat, Temp);
SetDataPointer(Temp, IntFormat, TempWidth, TempHeight);
except
FreeMem(Temp);
end;
const
- oneover255 = 1 / 255;
+ ONE_OVER_255 = 1 / 255;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
procedure glBitmapToNormalMapPrepareFunc(var FuncRec: TglBitmapFunctionRec);
Val: Single;
begin
with FuncRec do begin
- Val := Source.Red * 0.3 + Source.Green * 0.59 + Source.Blue * 0.11;
- PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Val * oneover255;
+ Val :=
+ Source.Data.r * LUMINANCE_WEIGHT_R +
+ Source.Data.g * LUMINANCE_WEIGHT_G +
+ Source.Data.b * LUMINANCE_WEIGHT_B;
+ PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Val * ONE_OVER_255;
end;
end;
procedure glBitmapToNormalMapPrepareAlphaFunc(var FuncRec: TglBitmapFunctionRec);
begin
with FuncRec do
- PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Source.Alpha * oneover255;
+ PglBitmapToNormalMapRec(Args)^.Heights[Position.Y * Size.X + Position.X] := Source.Data.a * ONE_OVER_255;
end;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
end;
// Farbe zuweisem
- Dest.Red := Trunc((Vec[0] + 1) * 127.5);
- Dest.Green := Trunc((Vec[1] + 1) * 127.5);
- Dest.Blue := Trunc((Vec[2] + 1) * 127.5);
+ Dest.Data.r := Trunc((Vec[0] + 1) * 127.5);
+ Dest.Data.g := Trunc((Vec[1] + 1) * 127.5);
+ Dest.Data.b := Trunc((Vec[2] + 1) * 127.5);
end;
end;
end;
// Daten Sammeln
- if aUseAlpha and FORMAT_DESCRIPTORS[Format].HasAlpha then
+ if aUseAlpha and TFormatDescriptor.Get(Format).HasAlpha then
AddFunc(glBitmapToNormalMapPrepareAlphaFunc, false, PtrInt(@Rec))
else
AddFunc(glBitmapToNormalMapPrepareFunc, false, PtrInt(@Rec));
glBitmapSetDefaultFreeDataAfterGenTexture(true);
glBitmapSetDefaultDeleteTextureOnFree (true);
+ TFormatDescriptor.Init;
+
finalization
+ TFormatDescriptor.Finalize;
end.
projects / glBitmap.git / commitdiff