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sdlpixels.inc
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//from "sdl_pixels.h"
{**
* Transparency definitions
*
* These define alpha as the opacity of a surface.
*}
const
SDL_ALPHA_OPAQUE = 255;
SDL_ALPHA_TRANSPARENT = 0;
{** Pixel type. *}
SDL_PIXELTYPE_UNKNOWN = 0;
SDL_PIXELTYPE_INDEX1 = 1;
SDL_PIXELTYPE_INDEX4 = 2;
SDL_PIXELTYPE_INDEX8 = 3;
SDL_PIXELTYPE_PACKED8 = 4;
SDL_PIXELTYPE_PACKED16 = 5;
SDL_PIXELTYPE_PACKED32 = 6;
SDL_PIXELTYPE_ARRAYU8 = 7;
SDL_PIXELTYPE_ARRAYU16 = 8;
SDL_PIXELTYPE_ARRAYU32 = 9;
SDL_PIXELTYPE_ARRAYF16 = 10;
SDL_PIXELTYPE_ARRAYF32 = 11;
{** Bitmap pixel order, high bit -> low bit. *}
SDL_BITMAPORDER_NONE = 0;
SDL_BITMAPORDER_4321 = 1;
SDL_BITMAPORDER_1234 = 2;
{** Packed component order, high bit -> low bit. *}
SDL_PACKEDORDER_NONE = 0;
SDL_PACKEDORDER_XRGB = 1;
SDL_PACKEDORDER_RGBX = 2;
SDL_PACKEDORDER_ARGB = 3;
SDL_PACKEDORDER_RGBA = 4;
SDL_PACKEDORDER_XBGR = 5;
SDL_PACKEDORDER_BGRX = 6;
SDL_PACKEDORDER_ABGR = 7;
SDL_PACKEDORDER_BGRA = 8;
{** Array component order, low byte -> high byte. *}
SDL_ARRAYORDER_NONE = 0;
SDL_ARRAYORDER_RGB = 1;
SDL_ARRAYORDER_RGBA = 2;
SDL_ARRAYORDER_ARGB = 3;
SDL_ARRAYORDER_BGR = 4;
SDL_ARRAYORDER_BGRA = 5;
SDL_ARRAYORDER_ABGR = 6;
{** Packed component layout. *}
SDL_PACKEDLAYOUT_NONE = 0;
SDL_PACKEDLAYOUT_332 = 1;
SDL_PACKEDLAYOUT_4444 = 2;
SDL_PACKEDLAYOUT_1555 = 3;
SDL_PACKEDLAYOUT_5551 = 4;
SDL_PACKEDLAYOUT_565 = 5;
SDL_PACKEDLAYOUT_8888 = 6;
SDL_PACKEDLAYOUT_2101010 = 7;
SDL_PACKEDLAYOUT_1010102 = 8;
{
//todo!!
function SDL_DEFINE_PIXELFORMAT(type, order, layour, bit, bytes: UInt32): Result;
function SDL_DEFINE_PIXELFOURCC(A,B,C,D: Variant): Variant;
#define SDL_DEFINE_PIXELFORMAT(type, order, layout, bits, bytes) \
((1 << 28) | ((type) << 24) | ((order) << 20) | ((layout) << 16) | \
((bits) << 8) | ((bytes) << 0))
}
function SDL_PIXELFLAG(X: Cardinal): Boolean;
function SDL_PIXELTYPE(X: Cardinal): Boolean;
function SDL_PIXELORDER(X: Cardinal): Boolean;
function SDL_PIXELLAYOUT(X: Cardinal): Boolean;
function SDL_BITSPERPIXEL(X: Cardinal): Boolean;
{
#define SDL_BYTESPERPIXEL(X) \
(SDL_ISPIXELFORMAT_FOURCC(X) ? \
((((X) == SDL_PIXELFORMAT_YUY2) || \
((X) == SDL_PIXELFORMAT_UYVY) || \
((X) == SDL_PIXELFORMAT_YVYU)) ? 2 : 1) : (((X) >> 0) & 0xFF))
#define SDL_ISPIXELFORMAT_INDEXED(format) \
(!SDL_ISPIXELFORMAT_FOURCC(format) && \
((SDL_PIXELTYPE(format) == SDL_PIXELTYPE_INDEX1) || \
(SDL_PIXELTYPE(format) == SDL_PIXELTYPE_INDEX4) || \
(SDL_PIXELTYPE(format) == SDL_PIXELTYPE_INDEX8)))
#define SDL_ISPIXELFORMAT_ALPHA(format) \
(!SDL_ISPIXELFORMAT_FOURCC(format) && \
((SDL_PIXELORDER(format) == SDL_PACKEDORDER_ARGB) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_RGBA) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_ABGR) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_BGRA)))
function SDL_IsPixelFormat_FOURCC(format: Variant);
{* Note: If you modify this list, update SDL_GetPixelFormatName() *}
const
SDL_PIXELFORMAT_UNKNOWN = 0;
SDL_PIXELFORMAT_INDEX1LSB = (1 shl 28) or
(SDL_PIXELTYPE_INDEX1 shl 24) or
(SDL_BITMAPORDER_4321 shl 20) or
(0 shl 16) or
(1 shl 8) or
(0 shl 0);
SDL_PIXELFORMAT_INDEX1MSB = (1 shl 28) or
(SDL_PIXELTYPE_INDEX1 shl 24) or
(SDL_BITMAPORDER_1234 shl 20) or
(0 shl 16) or
(1 shl 8) or
(0 shl 0);
SDL_PIXELFORMAT_INDEX4LSB = (1 shl 28) or
(SDL_PIXELTYPE_INDEX4 shl 24) or
(SDL_BITMAPORDER_4321 shl 20) or
(0 shl 16) or
(4 shl 8) or
(0 shl 0);
SDL_PIXELFORMAT_INDEX4MSB = (1 shl 28) or
(SDL_PIXELTYPE_INDEX4 shl 24) or
(SDL_BITMAPORDER_1234 shl 20) or
(0 shl 16) or
(4 shl 8) or
(0 shl 0);
SDL_PIXELFORMAT_INDEX8 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED8 shl 24) or
(0 shl 20) or
(0 shl 16) or
(8 shl 8) or
(1 shl 0);
SDL_PIXELFORMAT_RGB332 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED8 shl 24) or
(SDL_PACKEDORDER_XRGB shl 20) or
(SDL_PACKEDLAYOUT_332 shl 16) or
(8 shl 8) or
(1 shl 0);
SDL_PIXELFORMAT_RGB444 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_XRGB shl 20) or
(SDL_PACKEDLAYOUT_4444 shl 16) or
(12 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_RGB555 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_XRGB shl 20) or
(SDL_PACKEDLAYOUT_1555 shl 16) or
(15 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_BGR555 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_XBGR shl 20) or
(SDL_PACKEDLAYOUT_1555 shl 16) or
(15 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_ARGB4444 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_ARGB shl 20) or
(SDL_PACKEDLAYOUT_4444 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_RGBA4444 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_RGBA shl 20) or
(SDL_PACKEDLAYOUT_4444 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_ABGR4444 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_ABGR shl 20) or
(SDL_PACKEDLAYOUT_4444 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_BGRA4444 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_BGRA shl 20) or
(SDL_PACKEDLAYOUT_4444 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_ARGB1555 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_ARGB shl 20) or
(SDL_PACKEDLAYOUT_1555 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_RGBA5551 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_RGBA shl 20) or
(SDL_PACKEDLAYOUT_5551 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_ABGR1555 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_ABGR shl 20) or
(SDL_PACKEDLAYOUT_1555 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_BGRA5551 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_BGRA shl 20) or
(SDL_PACKEDLAYOUT_5551 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_RGB565 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_XRGB shl 20) or
(SDL_PACKEDLAYOUT_565 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_BGR565 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED16 shl 24) or
(SDL_PACKEDORDER_XBGR shl 20) or
(SDL_PACKEDLAYOUT_1555 shl 16) or
(16 shl 8) or
(2 shl 0);
SDL_PIXELFORMAT_RGB24 = (1 shl 28) or
(SDL_PIXELTYPE_ARRAYU8 shl 24) or
(SDL_ARRAYORDER_RGB shl 20) or
(0 shl 16) or
(24 shl 8) or
(3 shl 0);
SDL_PIXELFORMAT_BGR24 = (1 shl 28) or
(SDL_PIXELTYPE_ARRAYU8 shl 24) or
(SDL_ARRAYORDER_BGR shl 20) or
(0 shl 16) or
(24 shl 8) or
(3 shl 0);
SDL_PIXELFORMAT_RGB888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_XRGB shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(24 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_RGBX8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_RGBX shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(24 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_BGR888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_XBGR shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(24 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_BGRX8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_BGRX shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(24 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_ARGB8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_ARGB shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(32 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_RGBA8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_RGBA shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(32 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_ABGR8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_ABGR shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(32 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_BGRA8888 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_RGBX shl 20) or
(SDL_PACKEDLAYOUT_8888 shl 16) or
(32 shl 8) or
(4 shl 0);
SDL_PIXELFORMAT_ARGB2101010 = (1 shl 28) or
(SDL_PIXELTYPE_PACKED32 shl 24) or
(SDL_PACKEDORDER_ARGB shl 20) or
(SDL_PACKEDLAYOUT_2101010 shl 16)or
(32 shl 8) or
(4 shl 0);
{**< Planar mode: Y + V + U (3 planes) *}
SDL_PIXELFORMAT_YV12 = (Integer('Y') ) or
(Integer('V') shl 8) or
(Integer('1') shl 16) or
(Integer('2') shl 24);
{**< Planar mode: Y + U + V (3 planes) *}
SDL_PIXELFORMAT_IYUV = (Integer('I') ) or
(Integer('Y') shl 8) or
(Integer('U') shl 16) or
(Integer('V') shl 24);
{**< Packed mode: Y0+U0+Y1+V0 (1 plane) *}
SDL_PIXELFORMAT_YUY2 = (Integer('Y') ) or
(Integer('U') shl 8) or
(Integer('Y') shl 16) or
(Integer('2') shl 24);
{**< Packed mode: U0+Y0+V0+Y1 (1 plane) *}
SDL_PIXELFORMAT_UYVY = (Integer('U') ) or
(Integer('Y') shl 8) or
(Integer('V') shl 16) or
(Integer('Y') shl 24);
{**< Packed mode: Y0+V0+Y1+U0 (1 plane) *}
SDL_PIXELFORMAT_YVYU = (Integer('Y') ) or
(Integer('V') shl 8) or
(Integer('Y') shl 16) or
(Integer('U') shl 24);
type
PSDL_Color = ^TSDL_Color;
TSDL_Color = record
r: UInt8;
g: UInt8;
b: UInt8;
unused: UInt8;
end;
TSDL_Colour = TSDL_Color;
PSDL_Colour = ^TSDL_Colour;
PSDL_Palette = ^TSDL_Palette;
TSDL_Palette = record
ncolors: SInt32;
colors: PSDL_Color;
version: UInt32;
refcount: SInt32;
end;
{**
* Everything in the pixel format structure is read-only.
*}
PSDL_PixelFormat = ^TSDL_PixelFormat;
TSDL_PixelFormat = record
format: UInt32;
palette: PSDL_Palette;
BitsPerPixel: UInt8;
BytesPerPixel: UInt8;
padding: array[0..1] of UInt8;
Rmask: UInt32;
Gmask: UInt32;
Bmask: UInt32;
Amask: UInt32;
Rloss: UInt8;
Gloss: UInt8;
Bloss: UInt8;
Aloss: UInt8;
Rshift: UInt8;
Gshift: UInt8;
Bshift: UInt8;
Ashift: UInt8;
refcount: SInt32;
next: PSDL_PixelFormat;
end;
{**
* Get the human readable name of a pixel format
*}
function SDL_GetPixelFormatName(format: UInt32): PAnsiChar cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetPixelFormatName' {$ENDIF} {$ENDIF};
{**
* Convert one of the enumerated pixel formats to a bpp and RGBA masks.
*
* SDL_TRUE, or SDL_FALSE if the conversion wasn't possible.
*
* SDL_MasksToPixelFormatEnum()
*}
function SDL_PixelFormatEnumToMasks(format: UInt32; bpp: PInt; Rmask: PUInt32; Gmask: PUInt32; Bmask: PUInt32; Amask: PUInt32): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_PixelFormatEnumToMasks' {$ENDIF} {$ENDIF};
{**
* Convert a bpp and RGBA masks to an enumerated pixel format.
*
* The pixel format, or SDL_PIXELFORMAT_UNKNOWN if the conversion
* wasn't possible.
*
* SDL_PixelFormatEnumToMasks()
*}
function SDL_MasksToPixelFormatEnum(bpp: SInt32; Rmask: UInt32; Gmask: UInt32; Bmask: UInt32; Amask: UInt32): UInt32 cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_MasksToPixelFormatEnum' {$ENDIF} {$ENDIF};
{**
* Create an SDL_PixelFormat structure from a pixel format enum.
*}
function SDL_AllocFormat(pixel_format: UInt32): PSDL_PixelFormat cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_AllocFormat' {$ENDIF} {$ENDIF};
{**
* Free an SDL_PixelFormat structure.
*}
procedure SDL_FreeFormat(format: PSDL_PixelFormat) cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_FreeFormat' {$ENDIF} {$ENDIF};
{**
* Create a palette structure with the specified number of color
* entries.
*
* A new palette, or nil if there wasn't enough memory.
*
* The palette entries are initialized to white.
*
* SDL_FreePalette()
*}
function SDL_AllocPalette(ncolors: SInt32): PSDL_Palette cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_AllocPalette' {$ENDIF} {$ENDIF};
{**
* Set the palette for a pixel format structure.
*}
function SDL_SetPixelFormatPalette(format: PSDL_PixelFormat; palette: PSDL_Palette): SInt32 cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_SetPixelFormatPalette' {$ENDIF} {$ENDIF};
{**
* Set a range of colors in a palette.
*
* palette The palette to modify.
* colors An array of colors to copy into the palette.
* firstcolor The index of the first palette entry to modify.
* ncolors The number of entries to modify.
*
* 0 on success, or -1 if not all of the colors could be set.
*}
function SDL_SetPaletteColors(palette: PSDL_Palette; const colors: PSDL_Color; firstcolor: SInt32; ncolors: SInt32): SInt32 cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_SetPaletteColors' {$ENDIF} {$ENDIF};
{**
* Free a palette created with SDL_AllocPalette().
*
* SDL_AllocPalette()
*}
procedure SDL_FreePalette(palette: PSDL_Palette) cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_FreePalette' {$ENDIF} {$ENDIF};
{**
* Maps an RGB triple to an opaque pixel value for a given pixel format.
*
* SDL_MapRGBA
*}
function SDL_MapRGB(const format: PSDL_PixelFormat; r: UInt8; g: UInt8; b: UInt8): UInt32 cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_MapRGB' {$ENDIF} {$ENDIF};
{**
* Maps an RGBA quadruple to a pixel value for a given pixel format.
*
* SDL_MapRGB
*}
function SDL_MapRGBA(const format: PSDL_PixelFormat; r: UInt8; g: UInt8; b: UInt8; a: UInt8): UInt32 cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_MapRGBA' {$ENDIF} {$ENDIF};
{**
* Get the RGB components from a pixel of the specified format.
*
* SDL_GetRGBA
*}
procedure SDL_GetRGB(pixel: UInt32; const format: PSDL_PixelFormat; r: PUInt8; g: PUInt8; b: PUInt8) cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetRGB' {$ENDIF} {$ENDIF};
{**
* Get the RGBA components from a pixel of the specified format.
*
* SDL_GetRGB
*}
procedure SDL_GetRGBA(pixel: UInt32; const format: PSDL_PixelFormat; r: PUInt8; g: PUInt8; b: PUInt8; a: PUInt8) cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetRGBA' {$ENDIF} {$ENDIF};
{**
* Calculate a 256 entry gamma ramp for a gamma value.
*}
procedure SDL_CalculateGammaRamp(gamma: Float; ramp: PUInt16) cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_CalculateGammaRamp' {$ENDIF} {$ENDIF};