SDL_pixels_c.h File Reference

#include "SDL_config.h"
#include "SDL_blit.h"

Go to the source code of this file.

Functions
SDL_BlitMap *	SDL_AllocBlitMap (void)
int	SDL_CalculatePitch (SDL_Surface *surface)
void	SDL_DitherColors (SDL_Color *colors, int bpp)
Uint8	SDL_FindColor (SDL_Palette *pal, Uint8 r, Uint8 g, Uint8 b, Uint8 a)
void	SDL_FreeBlitMap (SDL_BlitMap *map)
int	SDL_InitFormat (SDL_PixelFormat *format, Uint32 pixel_format)
void	SDL_InvalidateMap (SDL_BlitMap *map)
int	SDL_MapSurface (SDL_Surface *src, SDL_Surface *dst)

Function Documentation

SDL_BlitMap* SDL_AllocBlitMap

(

void

)

Definition at line 952 of file SDL_pixels.c.

References SDL_BlitInfo::a, SDL_BlitInfo::b, SDL_BlitInfo::g, SDL_BlitMap::info, map, NULL, SDL_BlitInfo::r, SDL_calloc(), and SDL_OutOfMemory.

Referenced by SDL_CreateRGBSurface().

int SDL_CalculatePitch

(

SDL_Surface *

surface

)

Definition at line 746 of file SDL_pixels.c.

References SDL_PixelFormat::BitsPerPixel, SDL_PixelFormat::BytesPerPixel, SDL_Surface::format, and SDL_Surface::w.

Referenced by SDL_CreateRGBSurface().

void SDL_DitherColors	(	SDL_Color *	colors,
		int	bpp
	)

Definition at line 718 of file SDL_pixels.c.

References SDL_Color::a, SDL_Color::b, SDL_Color::g, i, SDL_Color::r, and SDL_ALPHA_OPAQUE.

Referenced by MapNto1().

Uint8 SDL_FindColor	(	SDL_Palette *	pal,
		Uint8	r,
		Uint8	g,
		Uint8	b,
		Uint8	a
	)

Definition at line 770 of file SDL_pixels.c.

References SDL_Color::a, SDL_Color::b, SDL_Palette::colors, SDL_Color::g, i, SDL_Palette::ncolors, and SDL_Color::r.

Referenced by Map1to1(), SDL_MapRGB(), and SDL_MapRGBA().

void SDL_FreeBlitMap

(

SDL_BlitMap *

map

)

Definition at line 1077 of file SDL_pixels.c.

References SDL_free(), and SDL_InvalidateMap().

Referenced by SDL_FreeSurface().

int SDL_InitFormat	(	SDL_PixelFormat *	format,
		Uint32	pixel_format
	)

Definition at line 519 of file SDL_pixels.c.

References SDL_PixelFormat::Aloss, SDL_PixelFormat::Amask, SDL_PixelFormat::Ashift, SDL_PixelFormat::BitsPerPixel, SDL_PixelFormat::Bloss, SDL_PixelFormat::Bmask, SDL_PixelFormat::Bshift, SDL_PixelFormat::BytesPerPixel, for(), SDL_PixelFormat::format, SDL_PixelFormat::Gloss, SDL_PixelFormat::Gmask, SDL_PixelFormat::Gshift, SDL_PixelFormat::next, NULL, SDL_PixelFormat::palette, SDL_PixelFormat::refcount, SDL_PixelFormat::Rloss, SDL_PixelFormat::Rmask, SDL_PixelFormat::Rshift, SDL_PixelFormatEnumToMasks(), and SDL_zerop.

Referenced by SDL_AllocFormat(), SDL_CreateSurfaceOnStack(), and SDL_SaveBMP_RW().

void SDL_InvalidateMap

(

SDL_BlitMap *

map

)

Definition at line 972 of file SDL_pixels.c.

References SDL_BlitMap::dst, SDL_BlitMap::dst_palette_version, SDL_BlitMap::info, NULL, SDL_Surface::refcount, SDL_free(), SDL_FreeSurface(), SDL_BlitMap::src_palette_version, and SDL_BlitInfo::table.

Referenced by SDL_CalculateBlit(), SDL_ConvertSurface(), SDL_FreeBlitMap(), SDL_MapSurface(), SDL_SetColorKey(), SDL_SetSurfaceAlphaMod(), SDL_SetSurfaceBlendMode(), SDL_SetSurfaceColorMod(), and SDL_SetSurfaceRLE().

int SDL_MapSurface	(	SDL_Surface *	src,
		SDL_Surface *	dst
	)

Definition at line 991 of file SDL_pixels.c.

References SDL_BlitInfo::a, SDL_BlitInfo::b, SDL_PixelFormat::BitsPerPixel, SDL_BlitMap::dst, SDL_BlitMap::dst_palette_version, SDL_Surface::flags, SDL_Surface::format, SDL_PixelFormat::format, SDL_BlitInfo::g, SDL_BlitMap::identity, SDL_BlitMap::info, SDL_Surface::map, map, Map1to1(), Map1toN(), MapNto1(), NULL, SDL_PixelFormat::palette, SDL_BlitInfo::r, SDL_Surface::refcount, SDL_CalculateBlit(), SDL_InvalidateMap(), SDL_ISPIXELFORMAT_INDEXED, SDL_RLEACCEL, SDL_UnRLESurface(), SDL_BlitMap::src_palette_version, SDL_BlitInfo::table, and SDL_Palette::version.

Referenced by SDL_LowerBlit().