Классы
struct	SDL_Color

struct	SDL_Palette

struct	SDL_PixelFormat

Transparency definitions
These define alpha as the opacity of a surface.
enum	SDL_PixelType { SDL_PIXELTYPE_UNKNOWN, SDL_PIXELTYPE_INDEX1, SDL_PIXELTYPE_INDEX4, SDL_PIXELTYPE_INDEX8, SDL_PIXELTYPE_PACKED8, SDL_PIXELTYPE_PACKED16, SDL_PIXELTYPE_PACKED32, SDL_PIXELTYPE_ARRAYU8, SDL_PIXELTYPE_ARRAYU16, SDL_PIXELTYPE_ARRAYU32, SDL_PIXELTYPE_ARRAYF16, SDL_PIXELTYPE_ARRAYF32 }

enum	SDL_BitmapOrder { SDL_BITMAPORDER_NONE, SDL_BITMAPORDER_4321, SDL_BITMAPORDER_1234 }

enum	SDL_PackedOrder { SDL_PACKEDORDER_NONE, SDL_PACKEDORDER_XRGB, SDL_PACKEDORDER_RGBX, SDL_PACKEDORDER_ARGB, SDL_PACKEDORDER_RGBA, SDL_PACKEDORDER_XBGR, SDL_PACKEDORDER_BGRX, SDL_PACKEDORDER_ABGR, SDL_PACKEDORDER_BGRA }

enum	SDL_ArrayOrder { SDL_ARRAYORDER_NONE, SDL_ARRAYORDER_RGB, SDL_ARRAYORDER_RGBA, SDL_ARRAYORDER_ARGB, SDL_ARRAYORDER_BGR, SDL_ARRAYORDER_BGRA, SDL_ARRAYORDER_ABGR }

enum	SDL_PackedLayout { SDL_PACKEDLAYOUT_NONE, SDL_PACKEDLAYOUT_332, SDL_PACKEDLAYOUT_4444, SDL_PACKEDLAYOUT_1555, SDL_PACKEDLAYOUT_5551, SDL_PACKEDLAYOUT_565, SDL_PACKEDLAYOUT_8888, SDL_PACKEDLAYOUT_2101010, SDL_PACKEDLAYOUT_1010102 }

enum	SDL_PixelFormatEnum { SDL_PIXELFORMAT_UNKNOWN, SDL_PIXELFORMAT_INDEX1LSB, SDL_PIXELFORMAT_INDEX1MSB, SDL_PIXELFORMAT_INDEX4LSB, SDL_PIXELFORMAT_INDEX4MSB, SDL_PIXELFORMAT_INDEX8, SDL_PIXELFORMAT_RGB332, SDL_PIXELFORMAT_RGB444, SDL_PIXELFORMAT_BGR444, SDL_PIXELFORMAT_RGB555, SDL_PIXELFORMAT_BGR555, SDL_PIXELFORMAT_ARGB4444, SDL_PIXELFORMAT_RGBA4444, SDL_PIXELFORMAT_ABGR4444, SDL_PIXELFORMAT_BGRA4444, SDL_PIXELFORMAT_ARGB1555, SDL_PIXELFORMAT_RGBA5551, SDL_PIXELFORMAT_ABGR1555, SDL_PIXELFORMAT_BGRA5551, SDL_PIXELFORMAT_RGB565, SDL_PIXELFORMAT_BGR565, SDL_PIXELFORMAT_RGB24, SDL_PIXELFORMAT_BGR24, SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGBX8888, SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGRX8888, SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB2101010, SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_YV12, SDL_PIXELFORMAT_IYUV, SDL_PIXELFORMAT_YUY2, SDL_PIXELFORMAT_UYVY, SDL_PIXELFORMAT_YVYU, SDL_PIXELFORMAT_NV12, SDL_PIXELFORMAT_NV21, SDL_PIXELFORMAT_EXTERNAL_OES }

typedef struct SDL_Color	SDL_Color

typedef struct SDL_Palette	SDL_Palette

typedef struct SDL_PixelFormat	SDL_PixelFormat

const DECLSPEC char *SDLCALL	SDL_GetPixelFormatName (Uint32 format)
	Get the human readable name of a pixel format. Подробнее...

DECLSPEC SDL_bool SDLCALL	SDL_PixelFormatEnumToMasks (Uint32 format, int bpp, Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 *Amask)
	Convert one of the enumerated pixel formats to a bpp and RGBA masks. Подробнее...

DECLSPEC Uint32 SDLCALL	SDL_MasksToPixelFormatEnum (int bpp, Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask)
	Convert a bpp and RGBA masks to an enumerated pixel format. Подробнее...

DECLSPEC SDL_PixelFormat *SDLCALL	SDL_AllocFormat (Uint32 pixel_format)
	Create an SDL_PixelFormat structure from a pixel format enum. Подробнее...

DECLSPEC void SDLCALL	SDL_FreeFormat (SDL_PixelFormat *format)
	Free an SDL_PixelFormat structure. Подробнее...

DECLSPEC SDL_Palette *SDLCALL	SDL_AllocPalette (int ncolors)
	Create a palette structure with the specified number of color entries. Подробнее...

DECLSPEC int SDLCALL	SDL_SetPixelFormatPalette (SDL_PixelFormat format, SDL_Palette palette)
	Set the palette for a pixel format structure. Подробнее...

DECLSPEC int SDLCALL	SDL_SetPaletteColors (SDL_Palette palette, const SDL_Color colors, int firstcolor, int ncolors)
	Set a range of colors in a palette. Подробнее...

DECLSPEC void SDLCALL	SDL_FreePalette (SDL_Palette *palette)
	Free a palette created with SDL_AllocPalette(). Подробнее...

DECLSPEC Uint32 SDLCALL	SDL_MapRGB (const SDL_PixelFormat *format, Uint8 r, Uint8 g, Uint8 b)
	Maps an RGB triple to an opaque pixel value for a given pixel format. Подробнее...

DECLSPEC Uint32 SDLCALL	SDL_MapRGBA (const SDL_PixelFormat *format, Uint8 r, Uint8 g, Uint8 b, Uint8 a)
	Maps an RGBA quadruple to a pixel value for a given pixel format. Подробнее...

DECLSPEC void SDLCALL	SDL_GetRGB (Uint32 pixel, const SDL_PixelFormat format, Uint8 r, Uint8 g, Uint8 b)
	Get the RGB components from a pixel of the specified format. Подробнее...

DECLSPEC void SDLCALL	SDL_GetRGBA (Uint32 pixel, const SDL_PixelFormat format, Uint8 r, Uint8 g, Uint8 b, Uint8 *a)
	Get the RGBA components from a pixel of the specified format. Подробнее...

DECLSPEC void SDLCALL	SDL_CalculateGammaRamp (float gamma, Uint16 *ramp)
	Calculate a 256 entry gamma ramp for a gamma value. Подробнее...

Подробное описание

Header for the enumerated pixel format definitions.

См. определение в файле SDL_pixels.h

Типы

◆ SDL_Color

typedef struct SDL_Color SDL_Color

◆ SDL_Palette

typedef struct SDL_Palette SDL_Palette

◆ SDL_PixelFormat

typedef struct SDL_PixelFormat SDL_PixelFormat

Заметки: Everything in the pixel format structure is read-only.

Перечисления

◆ SDL_PixelType

enum SDL_PixelType

Pixel type.

Элементы перечислений
SDL_PIXELTYPE_UNKNOWN
SDL_PIXELTYPE_INDEX1
SDL_PIXELTYPE_INDEX4
SDL_PIXELTYPE_INDEX8
SDL_PIXELTYPE_PACKED8
SDL_PIXELTYPE_PACKED16
SDL_PIXELTYPE_PACKED32
SDL_PIXELTYPE_ARRAYU8
SDL_PIXELTYPE_ARRAYU16
SDL_PIXELTYPE_ARRAYU32
SDL_PIXELTYPE_ARRAYF16
SDL_PIXELTYPE_ARRAYF32

См. определение в файле SDL_pixels.h строка 51

 {
     SDL_PIXELTYPE_UNKNOWN,
     SDL_PIXELTYPE_INDEX1,
     SDL_PIXELTYPE_INDEX4,
     SDL_PIXELTYPE_INDEX8,
     SDL_PIXELTYPE_PACKED8,
     SDL_PIXELTYPE_PACKED16,
     SDL_PIXELTYPE_PACKED32,
     SDL_PIXELTYPE_ARRAYU8,
     SDL_PIXELTYPE_ARRAYU16,
     SDL_PIXELTYPE_ARRAYU32,
     SDL_PIXELTYPE_ARRAYF16,
     SDL_PIXELTYPE_ARRAYF32
 } SDL_PixelType;

◆ SDL_BitmapOrder

enum SDL_BitmapOrder

Bitmap pixel order, high bit -> low bit.

Элементы перечислений
SDL_BITMAPORDER_NONE
SDL_BITMAPORDER_4321
SDL_BITMAPORDER_1234

См. определение в файле SDL_pixels.h строка 68

 {
     SDL_BITMAPORDER_NONE,
     SDL_BITMAPORDER_4321,
     SDL_BITMAPORDER_1234
 } SDL_BitmapOrder;

◆ SDL_PackedOrder

enum SDL_PackedOrder

Packed component order, high bit -> low bit.

Элементы перечислений
SDL_PACKEDORDER_NONE
SDL_PACKEDORDER_XRGB
SDL_PACKEDORDER_RGBX
SDL_PACKEDORDER_ARGB
SDL_PACKEDORDER_RGBA
SDL_PACKEDORDER_XBGR
SDL_PACKEDORDER_BGRX
SDL_PACKEDORDER_ABGR
SDL_PACKEDORDER_BGRA

См. определение в файле SDL_pixels.h строка 76

 {
     SDL_PACKEDORDER_NONE,
     SDL_PACKEDORDER_XRGB,
     SDL_PACKEDORDER_RGBX,
     SDL_PACKEDORDER_ARGB,
     SDL_PACKEDORDER_RGBA,
     SDL_PACKEDORDER_XBGR,
     SDL_PACKEDORDER_BGRX,
     SDL_PACKEDORDER_ABGR,
     SDL_PACKEDORDER_BGRA
 } SDL_PackedOrder;

◆ SDL_ArrayOrder

enum SDL_ArrayOrder

Array component order, low byte -> high byte.

Элементы перечислений
SDL_ARRAYORDER_NONE
SDL_ARRAYORDER_RGB
SDL_ARRAYORDER_RGBA
SDL_ARRAYORDER_ARGB
SDL_ARRAYORDER_BGR
SDL_ARRAYORDER_BGRA
SDL_ARRAYORDER_ABGR

См. определение в файле SDL_pixels.h строка 92

 {
     SDL_ARRAYORDER_NONE,
     SDL_ARRAYORDER_RGB,
     SDL_ARRAYORDER_RGBA,
     SDL_ARRAYORDER_ARGB,
     SDL_ARRAYORDER_BGR,
     SDL_ARRAYORDER_BGRA,
     SDL_ARRAYORDER_ABGR
 } SDL_ArrayOrder;

◆ SDL_PackedLayout

enum SDL_PackedLayout

Packed component layout.

Элементы перечислений
SDL_PACKEDLAYOUT_NONE
SDL_PACKEDLAYOUT_332
SDL_PACKEDLAYOUT_4444
SDL_PACKEDLAYOUT_1555
SDL_PACKEDLAYOUT_5551
SDL_PACKEDLAYOUT_565
SDL_PACKEDLAYOUT_8888
SDL_PACKEDLAYOUT_2101010
SDL_PACKEDLAYOUT_1010102

См. определение в файле SDL_pixels.h строка 104

 {
     SDL_PACKEDLAYOUT_NONE,
     SDL_PACKEDLAYOUT_332,
     SDL_PACKEDLAYOUT_4444,
     SDL_PACKEDLAYOUT_1555,
     SDL_PACKEDLAYOUT_5551,
     SDL_PACKEDLAYOUT_565,
     SDL_PACKEDLAYOUT_8888,
     SDL_PACKEDLAYOUT_2101010,
     SDL_PACKEDLAYOUT_1010102
 } SDL_PackedLayout;

◆ SDL_PixelFormatEnum

enum SDL_PixelFormatEnum

Элементы перечислений
SDL_PIXELFORMAT_UNKNOWN
SDL_PIXELFORMAT_INDEX1LSB
SDL_PIXELFORMAT_INDEX1MSB
SDL_PIXELFORMAT_INDEX4LSB
SDL_PIXELFORMAT_INDEX4MSB
SDL_PIXELFORMAT_INDEX8
SDL_PIXELFORMAT_RGB332
SDL_PIXELFORMAT_RGB444
SDL_PIXELFORMAT_BGR444
SDL_PIXELFORMAT_RGB555
SDL_PIXELFORMAT_BGR555
SDL_PIXELFORMAT_ARGB4444
SDL_PIXELFORMAT_RGBA4444
SDL_PIXELFORMAT_ABGR4444
SDL_PIXELFORMAT_BGRA4444
SDL_PIXELFORMAT_ARGB1555
SDL_PIXELFORMAT_RGBA5551
SDL_PIXELFORMAT_ABGR1555
SDL_PIXELFORMAT_BGRA5551
SDL_PIXELFORMAT_RGB565
SDL_PIXELFORMAT_BGR565
SDL_PIXELFORMAT_RGB24
SDL_PIXELFORMAT_BGR24
SDL_PIXELFORMAT_RGB888
SDL_PIXELFORMAT_RGBX8888
SDL_PIXELFORMAT_BGR888
SDL_PIXELFORMAT_BGRX8888
SDL_PIXELFORMAT_ARGB8888
SDL_PIXELFORMAT_RGBA8888
SDL_PIXELFORMAT_ABGR8888
SDL_PIXELFORMAT_BGRA8888
SDL_PIXELFORMAT_ARGB2101010
SDL_PIXELFORMAT_RGBA32
SDL_PIXELFORMAT_ARGB32
SDL_PIXELFORMAT_BGRA32
SDL_PIXELFORMAT_ABGR32
SDL_PIXELFORMAT_RGBA32
SDL_PIXELFORMAT_ARGB32
SDL_PIXELFORMAT_BGRA32
SDL_PIXELFORMAT_ABGR32
SDL_PIXELFORMAT_YV12	Planar mode: Y + V + U (3 planes)
SDL_PIXELFORMAT_IYUV	Planar mode: Y + U + V (3 planes)
SDL_PIXELFORMAT_YUY2	Packed mode: Y0+U0+Y1+V0 (1 plane)
SDL_PIXELFORMAT_UYVY	Packed mode: U0+Y0+V0+Y1 (1 plane)
SDL_PIXELFORMAT_YVYU	Packed mode: Y0+V0+Y1+U0 (1 plane)
SDL_PIXELFORMAT_NV12	Planar mode: Y + U/V interleaved (2 planes)
SDL_PIXELFORMAT_NV21	Planar mode: Y + V/U interleaved (2 planes)
SDL_PIXELFORMAT_EXTERNAL_OES	Android video texture format

См. определение в файле SDL_pixels.h строка 171

 {
     SDL_PIXELFORMAT_UNKNOWN,
     SDL_PIXELFORMAT_INDEX1LSB =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX1, SDL_BITMAPORDER_4321, 0,
                                1, 0),
     SDL_PIXELFORMAT_INDEX1MSB =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX1, SDL_BITMAPORDER_1234, 0,
                                1, 0),
     SDL_PIXELFORMAT_INDEX4LSB =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX4, SDL_BITMAPORDER_4321, 0,
                                4, 0),
     SDL_PIXELFORMAT_INDEX4MSB =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX4, SDL_BITMAPORDER_1234, 0,
                                4, 0),
     SDL_PIXELFORMAT_INDEX8 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX8, 0, 0, 8, 1),
     SDL_PIXELFORMAT_RGB332 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED8, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_332, 8, 1),
     SDL_PIXELFORMAT_RGB444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_4444, 12, 2),
     SDL_PIXELFORMAT_BGR444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XBGR,
                                SDL_PACKEDLAYOUT_4444, 12, 2),
     SDL_PIXELFORMAT_RGB555 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_1555, 15, 2),
     SDL_PIXELFORMAT_BGR555 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XBGR,
                                SDL_PACKEDLAYOUT_1555, 15, 2),
     SDL_PIXELFORMAT_ARGB4444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_ARGB,
                                SDL_PACKEDLAYOUT_4444, 16, 2),
     SDL_PIXELFORMAT_RGBA4444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_RGBA,
                                SDL_PACKEDLAYOUT_4444, 16, 2),
     SDL_PIXELFORMAT_ABGR4444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_ABGR,
                                SDL_PACKEDLAYOUT_4444, 16, 2),
     SDL_PIXELFORMAT_BGRA4444 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_BGRA,
                                SDL_PACKEDLAYOUT_4444, 16, 2),
     SDL_PIXELFORMAT_ARGB1555 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_ARGB,
                                SDL_PACKEDLAYOUT_1555, 16, 2),
     SDL_PIXELFORMAT_RGBA5551 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_RGBA,
                                SDL_PACKEDLAYOUT_5551, 16, 2),
     SDL_PIXELFORMAT_ABGR1555 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_ABGR,
                                SDL_PACKEDLAYOUT_1555, 16, 2),
     SDL_PIXELFORMAT_BGRA5551 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_BGRA,
                                SDL_PACKEDLAYOUT_5551, 16, 2),
     SDL_PIXELFORMAT_RGB565 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_565, 16, 2),
     SDL_PIXELFORMAT_BGR565 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16, SDL_PACKEDORDER_XBGR,
                                SDL_PACKEDLAYOUT_565, 16, 2),
     SDL_PIXELFORMAT_RGB24 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_ARRAYU8, SDL_ARRAYORDER_RGB, 0,
                                24, 3),
     SDL_PIXELFORMAT_BGR24 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_ARRAYU8, SDL_ARRAYORDER_BGR, 0,
                                24, 3),
     SDL_PIXELFORMAT_RGB888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_XRGB,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_RGBX8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_RGBX,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_BGR888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_XBGR,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_BGRX8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_BGRX,
                                SDL_PACKEDLAYOUT_8888, 24, 4),
     SDL_PIXELFORMAT_ARGB8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_ARGB,
                                SDL_PACKEDLAYOUT_8888, 32, 4),
     SDL_PIXELFORMAT_RGBA8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_RGBA,
                                SDL_PACKEDLAYOUT_8888, 32, 4),
     SDL_PIXELFORMAT_ABGR8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_ABGR,
                                SDL_PACKEDLAYOUT_8888, 32, 4),
     SDL_PIXELFORMAT_BGRA8888 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_BGRA,
                                SDL_PACKEDLAYOUT_8888, 32, 4),
     SDL_PIXELFORMAT_ARGB2101010 =
         SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_ARGB,
                                SDL_PACKEDLAYOUT_2101010, 32, 4),
  
     /* Aliases for RGBA byte arrays of color data, for the current platform */
 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
     SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_RGBA8888,
     SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888,
     SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888,
     SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888,
 #else
     SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_ABGR8888,
     SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_BGRA8888,
     SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_ARGB8888,
     SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_RGBA8888,
 #endif
  
     SDL_PIXELFORMAT_YV12 =      
         SDL_DEFINE_PIXELFOURCC('Y', 'V', '1', '2'),
     SDL_PIXELFORMAT_IYUV =      
         SDL_DEFINE_PIXELFOURCC('I', 'Y', 'U', 'V'),
     SDL_PIXELFORMAT_YUY2 =      
         SDL_DEFINE_PIXELFOURCC('Y', 'U', 'Y', '2'),
     SDL_PIXELFORMAT_UYVY =      
         SDL_DEFINE_PIXELFOURCC('U', 'Y', 'V', 'Y'),
     SDL_PIXELFORMAT_YVYU =      
         SDL_DEFINE_PIXELFOURCC('Y', 'V', 'Y', 'U'),
     SDL_PIXELFORMAT_NV12 =      
         SDL_DEFINE_PIXELFOURCC('N', 'V', '1', '2'),
     SDL_PIXELFORMAT_NV21 =      
         SDL_DEFINE_PIXELFOURCC('N', 'V', '2', '1'),
     SDL_PIXELFORMAT_EXTERNAL_OES =      
         SDL_DEFINE_PIXELFOURCC('O', 'E', 'S', ' ')
 } SDL_PixelFormatEnum;

Функции

◆ SDL_GetPixelFormatName()

const DECLSPEC char* SDLCALL SDL_GetPixelFormatName ( Uint32 format )

Get the human readable name of a pixel format.

◆ SDL_PixelFormatEnumToMasks()

DECLSPEC SDL_bool SDLCALL SDL_PixelFormatEnumToMasks	(	Uint32	format,
		int *	bpp,
		Uint32 *	Rmask,
		Uint32 *	Gmask,
		Uint32 *	Bmask,
		Uint32 *	Amask
	)

Convert one of the enumerated pixel formats to a bpp and RGBA masks.

Возвращает: SDL_TRUE, or SDL_FALSE if the conversion wasn't possible.

См. также: SDL_MasksToPixelFormatEnum()

◆ SDL_MasksToPixelFormatEnum()

DECLSPEC Uint32 SDLCALL SDL_MasksToPixelFormatEnum	(	int	bpp,
		Uint32	Rmask,
		Uint32	Gmask,
		Uint32	Bmask,
		Uint32	Amask
	)

Convert a bpp and RGBA masks to an enumerated pixel format.

Возвращает: The pixel format, or SDL_PIXELFORMAT_UNKNOWN if the conversion wasn't possible.

См. также: SDL_PixelFormatEnumToMasks()

◆ SDL_AllocFormat()

DECLSPEC SDL_PixelFormat* SDLCALL SDL_AllocFormat ( Uint32 pixel_format )

Create an SDL_PixelFormat structure from a pixel format enum.

◆ SDL_FreeFormat()

DECLSPEC void SDLCALL SDL_FreeFormat ( SDL_PixelFormat * format )

Free an SDL_PixelFormat structure.

◆ SDL_AllocPalette()

DECLSPEC SDL_Palette* SDLCALL SDL_AllocPalette ( int ncolors )

Create a palette structure with the specified number of color entries.

Возвращает: A new palette, or NULL if there wasn't enough memory.

Заметки: The palette entries are initialized to white.

См. также: SDL_FreePalette()

◆ SDL_SetPixelFormatPalette()

DECLSPEC int SDLCALL SDL_SetPixelFormatPalette	(	SDL_PixelFormat *	format,
		SDL_Palette *	palette
	)

Set the palette for a pixel format structure.

◆ SDL_SetPaletteColors()

DECLSPEC int SDLCALL SDL_SetPaletteColors	(	SDL_Palette *	palette,
		const SDL_Color *	colors,
		int	firstcolor,
		int	ncolors
	)

Set a range of colors in a palette.

Аргументы

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.

Возвращает: 0 on success, or -1 if not all of the colors could be set.

◆ SDL_FreePalette()

DECLSPEC void SDLCALL SDL_FreePalette ( SDL_Palette * palette )

Free a palette created with SDL_AllocPalette().

См. также: SDL_AllocPalette()

◆ SDL_MapRGB()

DECLSPEC Uint32 SDLCALL SDL_MapRGB	(	const SDL_PixelFormat *	format,
		Uint8	r,
		Uint8	g,
		Uint8	b
	)

Maps an RGB triple to an opaque pixel value for a given pixel format.

См. также: SDL_MapRGBA

◆ SDL_MapRGBA()

DECLSPEC Uint32 SDLCALL SDL_MapRGBA	(	const SDL_PixelFormat *	format,
		Uint8	r,
		Uint8	g,
		Uint8	b,
		Uint8	a
	)

Maps an RGBA quadruple to a pixel value for a given pixel format.

См. также: SDL_MapRGB

◆ SDL_GetRGB()

DECLSPEC void SDLCALL SDL_GetRGB	(	Uint32	pixel,
		const SDL_PixelFormat *	format,
		Uint8 *	r,
		Uint8 *	g,
		Uint8 *	b
	)

Get the RGB components from a pixel of the specified format.

См. также: SDL_GetRGBA

◆ SDL_GetRGBA()

DECLSPEC void SDLCALL SDL_GetRGBA	(	Uint32	pixel,
		const SDL_PixelFormat *	format,
		Uint8 *	r,
		Uint8 *	g,
		Uint8 *	b,
		Uint8 *	a
	)

Get the RGBA components from a pixel of the specified format.

См. также: SDL_GetRGB

◆ SDL_CalculateGammaRamp()

DECLSPEC void SDLCALL SDL_CalculateGammaRamp	(	float	gamma,
		Uint16 *	ramp
	)

Calculate a 256 entry gamma ramp for a gamma value.

Классы

Transparency definitions