Glenn Maynard
81 lines
2.9 KiB
C
81 lines
2.9 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 mySDL_Swap24(Uint32 x);
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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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void mySDL_GetRGBAV(Uint32 pixel, const SDL_Surface *src, Uint8 *v);
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void mySDL_GetRGBAV(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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Uint32 mySDL_SetRGBAV(const SDL_PixelFormat *fmt, const Uint8 *v);
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void mySDL_SetRGBAV(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 mySDL_SetPalette(SDL_Surface *dst, SDL_Color *colors, int start, int cnt);
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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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/* Check for an event; return true if one was waiting. */
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bool SDL_GetEvent(SDL_Event &event, int mask);
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/* Change the event state without dropping extra events. */
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Uint8 mySDL_EventState(Uint8 type, int state);
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void mySDL_GetAllEvents(vector<SDL_Event> &events);
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void mySDL_PushEvents(vector<SDL_Event> &events);
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/* The surface contains no transparent pixels and/or never uses its color
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* key, so it doesn't need any alpha bits at all. */
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#define TRAIT_NO_TRANSPARENCY 0x0001 /* 0alpha */
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/* The surface contains only transparent values of 0 or 1; no translucency.
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* It only needs one bit of alpha. */
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#define TRAIT_BOOL_TRANSPARENCY 0x0002 /* 1alpha */
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int FindSurfaceTraits(const SDL_Surface *img);
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void mySDL_WM_SetIcon( CString sIconFile );
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bool mySDL_SaveSurface( SDL_Surface *img, CString file );
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SDL_Surface *mySDL_LoadSurface( CString file );
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int mySDL_MapRGBExact(SDL_PixelFormat *fmt, Uint8 R, Uint8 G, Uint8 B);
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void mySDL_BlitTransform( const SDL_Surface *src, SDL_Surface *dst,
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const float fCoords[8] /* TL, BR, BL, TR */ );
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void mySDL_BlitSurface(
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SDL_Surface *src, SDL_Surface *dst, int width, int height, bool ckey);
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/* Use the "unused1" field in surfaces to mark paletted surfaces that only use
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* 16 palette values. */
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enum { FOUR_BIT_PALETTE = 0x1 };
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SDL_Surface *mySDL_Palettize( SDL_Surface *src_surf, int GrayBits, int AlphaBits );
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SDL_Surface *SDL_LoadImage( const CString &sPath );
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SDL_RWops *OpenRWops( const CString &sPath, bool Write=false );
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SDL_RWops *OpenRWops( CString &sBuf );
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#endif
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