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Diffstat (limited to 'src/SDL_gfx/SDL_gfxBlitFunc.h')
-rw-r--r--src/SDL_gfx/SDL_gfxBlitFunc.h128
1 files changed, 0 insertions, 128 deletions
diff --git a/src/SDL_gfx/SDL_gfxBlitFunc.h b/src/SDL_gfx/SDL_gfxBlitFunc.h
deleted file mode 100644
index f233aa617..000000000
--- a/src/SDL_gfx/SDL_gfxBlitFunc.h
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
-
- SDL_gfxBlitFunc: custom blitters (part of SDL_gfx library)
-
- LGPL (c) A. Schiffler
-
-*/
-
-#ifndef _SDL_gfxBlitFunc_h
-#define _SDL_gfxBlitFunc_h
-
-/* Set up for C function definitions, even when using C++ */
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <SDL.h>
-#include <SDL_video.h>
-
-/* -------- Prototypes */
-
-#ifdef WIN32
-# ifdef DLL_EXPORT
-# define SDL_GFXBLITFUNC_SCOPE __declspec(dllexport)
-# else
-# ifdef LIBSDL_GFX_DLL_IMPORT
-# define SDL_GFXBLITFUNC_SCOPE __declspec(dllimport)
-# endif
-# endif
-#endif
-#ifndef SDL_GFXBLITFUNC_SCOPE
-# define SDL_GFXBLITFUNC_SCOPE extern
-#endif
-
-
-SDL_GFXBLITFUNC_SCOPE int SDL_gfxBlitRGBA(SDL_Surface * src, SDL_Rect * srcrect, SDL_Surface * dst, SDL_Rect * dstrect);
-
-SDL_GFXBLITFUNC_SCOPE int SDL_gfxSetAlpha(SDL_Surface * src, Uint8 a);
-
-
-/* -------- Macros */
-
-/* Define SDL macros locally as a substitute for a #include "SDL_blit.h", */
-
-/* which doesn't work since the include file doesn't get installed. */
-
-/* The structure passed to the low level blit functions */
- typedef struct {
- Uint8 *s_pixels;
- int s_width;
- int s_height;
- int s_skip;
- Uint8 *d_pixels;
- int d_width;
- int d_height;
- int d_skip;
- void *aux_data;
- SDL_PixelFormat *src;
- Uint8 *table;
- SDL_PixelFormat *dst;
- } SDL_gfxBlitInfo;
-
-#define GFX_RGBA_FROM_PIXEL(pixel, fmt, r, g, b, a) \
-{ \
- r = ((pixel&fmt->Rmask)>>fmt->Rshift)<<fmt->Rloss; \
- g = ((pixel&fmt->Gmask)>>fmt->Gshift)<<fmt->Gloss; \
- b = ((pixel&fmt->Bmask)>>fmt->Bshift)<<fmt->Bloss; \
- a = ((pixel&fmt->Amask)>>fmt->Ashift)<<fmt->Aloss; \
-}
-
-#define GFX_DISEMBLE_RGBA(buf, bpp, fmt, pixel, r, g, b, a) \
-do { \
- pixel = *((Uint32 *)(buf)); \
- GFX_RGBA_FROM_PIXEL(pixel, fmt, r, g, b, a); \
- pixel &= ~fmt->Amask; \
-} while(0)
-
-#define GFX_PIXEL_FROM_RGBA(pixel, fmt, r, g, b, a) \
-{ \
- pixel = ((r>>fmt->Rloss)<<fmt->Rshift)| \
- ((g>>fmt->Gloss)<<fmt->Gshift)| \
- ((b>>fmt->Bloss)<<fmt->Bshift)| \
- ((a<<fmt->Aloss)<<fmt->Ashift); \
-}
-
-#define GFX_ASSEMBLE_RGBA(buf, bpp, fmt, r, g, b, a) \
-{ \
- Uint32 pixel; \
- \
- GFX_PIXEL_FROM_RGBA(pixel, fmt, r, g, b, a); \
- *((Uint32 *)(buf)) = pixel; \
-}
-
-/* Blend the RGB values of two pixels based on a source alpha value */
-#define GFX_ALPHA_BLEND(sR, sG, sB, A, dR, dG, dB) \
-do { \
- dR = (((sR-dR)*(A))/255)+dR; \
- dG = (((sG-dG)*(A))/255)+dG; \
- dB = (((sB-dB)*(A))/255)+dB; \
-} while(0)
-
-/* This is a very useful loop for optimizing blitters */
-
-/* 4-times unrolled loop */
-#define GFX_DUFFS_LOOP4(pixel_copy_increment, width) \
-{ int n = (width+3)/4; \
- switch (width & 3) { \
- case 0: do { pixel_copy_increment; \
- case 3: pixel_copy_increment; \
- case 2: pixel_copy_increment; \
- case 1: pixel_copy_increment; \
- } while ( --n > 0 ); \
- } \
-}
-
-//deleted
-
-/* --- */
-
-/* Ends C function definitions when using C++ */
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _SDL_gfxBlitFunc_h */