56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
#ifndef SM_SDL_UTILS
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#define SM_SDL_UTILS 1
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/* Hack to prevent X includes from messing with our namespace: */
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#define Font X11___Font
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#define Screen X11___Screen
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#include "SDL.h"
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#include "SDL_syswm.h" // for SDL_SysWMinfo
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#undef Font
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#undef Screen
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Uint32 decodepixel(const Uint8 *p, int bpp);
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void encodepixel(Uint8 *p, int bpp, Uint32 pixel);
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void mySDL_GetRawRGBAV(Uint32 pixel, const SDL_Surface *src, Uint8 *v);
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void mySDL_GetRawRGBAV(const Uint8 *p, const SDL_Surface *src, Uint8 *v);
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Uint32 mySDL_SetRawRGBAV(const SDL_PixelFormat *fmt, const Uint8 *v);
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void mySDL_SetRawRGBAV(Uint8 *p, const SDL_Surface *src, const Uint8 *v);
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void mySDL_GetBitsPerChannel(const SDL_PixelFormat *fmt, Uint32 bits[4]);
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void ConvertSDLSurface(SDL_Surface *&image,
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int width, int height, int bpp,
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Uint32 R, Uint32 G, Uint32 B, Uint32 A);
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SDL_Surface *SDL_CreateRGBSurfaceSane
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(Uint32 flags, int width, int height, int depth,
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Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);
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void FixHiddenAlpha(SDL_Surface *img);
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struct char_traits_Sint32: public char_traits<Sint32>
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{
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static Sint32 *copy(Sint32 *s, const Sint32 *p, size_t n)
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{
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memcpy(s, p, n * sizeof(Sint32));
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return s;
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}
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static Sint32 *move(Sint32 *s, const Sint32 *p, size_t n)
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{
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memmove(s, p, n * sizeof(Sint32));
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return s;
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}
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static Sint32 *assign(Sint32 *s, unsigned cnt, int n)
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{
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while(cnt--) *(s++) = n;
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return s;
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}
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static void assign(Sint32 &c1, Sint32 c2)
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{
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c1 = c2;
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}
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};
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#endif
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