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comparison src/render/software/SDL_render_sw.c @ 5229:2178ffe17222

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Added function SDL_RenderSetClipRect()
author Sam Lantinga <slouken@libsdl.org>
date Mon, 07 Feb 2011 20:06:26 -0800
parents bb45ecd958d8
children 710d00cb3a6a
comparison
equal deleted inserted replaced
5228:ab0d7cecc0f6 5229:2178ffe17222
48 const SDL_Rect * rect, const void *pixels, 48 const SDL_Rect * rect, const void *pixels,
49 int pitch); 49 int pitch);
50 static int SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, 50 static int SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
51 const SDL_Rect * rect, void **pixels, int *pitch); 51 const SDL_Rect * rect, void **pixels, int *pitch);
52 static void SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); 52 static void SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
53 static void SW_SetClipRect(SDL_Renderer * renderer, const SDL_Rect * rect);
53 static int SW_RenderDrawPoints(SDL_Renderer * renderer, 54 static int SW_RenderDrawPoints(SDL_Renderer * renderer,
54 const SDL_Point * points, int count); 55 const SDL_Point * points, int count);
55 static int SW_RenderDrawLines(SDL_Renderer * renderer, 56 static int SW_RenderDrawLines(SDL_Renderer * renderer,
56 const SDL_Point * points, int count); 57 const SDL_Point * points, int count);
57 static int SW_RenderFillRects(SDL_Renderer * renderer, 58 static int SW_RenderFillRects(SDL_Renderer * renderer,
123 renderer->SetTextureAlphaMod = SW_SetTextureAlphaMod; 124 renderer->SetTextureAlphaMod = SW_SetTextureAlphaMod;
124 renderer->SetTextureBlendMode = SW_SetTextureBlendMode; 125 renderer->SetTextureBlendMode = SW_SetTextureBlendMode;
125 renderer->UpdateTexture = SW_UpdateTexture; 126 renderer->UpdateTexture = SW_UpdateTexture;
126 renderer->LockTexture = SW_LockTexture; 127 renderer->LockTexture = SW_LockTexture;
127 renderer->UnlockTexture = SW_UnlockTexture; 128 renderer->UnlockTexture = SW_UnlockTexture;
129 renderer->SetClipRect = SW_SetClipRect;
128 renderer->DestroyTexture = SW_DestroyTexture; 130 renderer->DestroyTexture = SW_DestroyTexture;
129 renderer->RenderDrawPoints = SW_RenderDrawPoints; 131 renderer->RenderDrawPoints = SW_RenderDrawPoints;
130 renderer->RenderDrawLines = SW_RenderDrawLines; 132 renderer->RenderDrawLines = SW_RenderDrawLines;
131 renderer->RenderFillRects = SW_RenderFillRects; 133 renderer->RenderFillRects = SW_RenderFillRects;
132 renderer->RenderCopy = SW_RenderCopy; 134 renderer->RenderCopy = SW_RenderCopy;
264 static void 266 static void
265 SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) 267 SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
266 { 268 {
267 } 269 }
268 270
271 static void
272 SW_SetClipRect(SDL_Renderer * renderer, const SDL_Rect * rect)
273 {
274 SDL_Surface *surface = SW_ActivateRenderer(renderer);
275
276 if (!surface) {
277 return;
278 }
279 SDL_SetClipRect(surface, rect);
280 }
281
269 static int 282 static int
270 SW_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points, 283 SW_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
271 int count) 284 int count)
272 { 285 {
273 SDL_Surface *surface = SW_ActivateRenderer(renderer); 286 SDL_Surface *surface = SW_ActivateRenderer(renderer);