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Added stubs for software implementations of blending fills and line d…
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/* | ||
SDL - Simple DirectMedia Layer | ||
Copyright (C) 1997-2009 Sam Lantinga | ||
This library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Lesser General Public | ||
License as published by the Free Software Foundation; either | ||
version 2.1 of the License, or (at your option) any later version. | ||
This library is distributed in the hope that it will be useful, | ||
but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
Lesser General Public License for more details. | ||
You should have received a copy of the GNU Lesser General Public | ||
License along with this library; if not, write to the Free Software | ||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
Sam Lantinga | ||
slouken@libsdl.org | ||
*/ | ||
#include "SDL_config.h" | ||
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#include "SDL_video.h" | ||
#include "SDL_blit.h" | ||
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int | ||
SDL_BlendLine(SDL_Surface * dst, int x1, int y1, int x2, int y2, | ||
int blendMode, Uint8 r, Uint8 g, Uint8 b, Uint8 a) | ||
{ | ||
/* This function doesn't work on surfaces < 8 bpp */ | ||
if (dst->format->BitsPerPixel < 8) { | ||
SDL_SetError("SDL_BlendLine(): Unsupported surface format"); | ||
return (-1); | ||
} | ||
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/* Perform clipping */ | ||
/* FIXME | ||
if (!SDL_IntersectRect(dstrect, &dst->clip_rect, dstrect)) { | ||
return (0); | ||
} | ||
*/ | ||
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SDL_Unsupported(); | ||
return -1; | ||
} | ||
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/* vi: set ts=4 sw=4 expandtab: */ |
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Original file line number | Diff line number | Diff line change |
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/* | ||
SDL - Simple DirectMedia Layer | ||
Copyright (C) 1997-2009 Sam Lantinga | ||
This library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Lesser General Public | ||
License as published by the Free Software Foundation; either | ||
version 2.1 of the License, or (at your option) any later version. | ||
This library is distributed in the hope that it will be useful, | ||
but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
Lesser General Public License for more details. | ||
You should have received a copy of the GNU Lesser General Public | ||
License along with this library; if not, write to the Free Software | ||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
Sam Lantinga | ||
slouken@libsdl.org | ||
*/ | ||
#include "SDL_config.h" | ||
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#include "SDL_video.h" | ||
#include "SDL_blit.h" | ||
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int | ||
SDL_BlendRect(SDL_Surface * dst, SDL_Rect * dstrect, int blendMode, Uint8 r, | ||
Uint8 g, Uint8 b, Uint8 a) | ||
{ | ||
/* This function doesn't work on surfaces < 8 bpp */ | ||
if (dst->format->BitsPerPixel < 8) { | ||
SDL_SetError("SDL_BlendRect(): Unsupported surface format"); | ||
return (-1); | ||
} | ||
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/* If 'dstrect' == NULL, then fill the whole surface */ | ||
if (dstrect) { | ||
/* Perform clipping */ | ||
if (!SDL_IntersectRect(dstrect, &dst->clip_rect, dstrect)) { | ||
return (0); | ||
} | ||
} else { | ||
dstrect = &dst->clip_rect; | ||
} | ||
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SDL_Unsupported(); | ||
return -1; | ||
} | ||
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/* vi: set ts=4 sw=4 expandtab: */ |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,48 @@ | ||
/* | ||
SDL - Simple DirectMedia Layer | ||
Copyright (C) 1997-2009 Sam Lantinga | ||
This library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Lesser General Public | ||
License as published by the Free Software Foundation; either | ||
version 2.1 of the License, or (at your option) any later version. | ||
This library is distributed in the hope that it will be useful, | ||
but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
Lesser General Public License for more details. | ||
You should have received a copy of the GNU Lesser General Public | ||
License along with this library; if not, write to the Free Software | ||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
Sam Lantinga | ||
slouken@libsdl.org | ||
*/ | ||
#include "SDL_config.h" | ||
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#include "SDL_video.h" | ||
#include "SDL_blit.h" | ||
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int | ||
SDL_DrawLine(SDL_Surface * dst, int x1, int y1, int x2, int y2, Uint32 color) | ||
{ | ||
/* This function doesn't work on surfaces < 8 bpp */ | ||
if (dst->format->BitsPerPixel < 8) { | ||
SDL_SetError("SDL_DrawLine(): Unsupported surface format"); | ||
return (-1); | ||
} | ||
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/* Perform clipping */ | ||
/* FIXME | ||
if (!SDL_IntersectRect(dstrect, &dst->clip_rect, dstrect)) { | ||
return (0); | ||
} | ||
*/ | ||
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SDL_Unsupported(); | ||
return -1; | ||
} | ||
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/* vi: set ts=4 sw=4 expandtab: */ |
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