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comparison src/video/SDL_blendline.c @ 2909:3da0bb421d83

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Added line clipping
author Sam Lantinga <slouken@libsdl.org>
date Tue, 23 Dec 2008 02:23:18 +0000
parents 3a9636c83849
children 27d8b12e0e8e
comparison
equal deleted inserted replaced
2908:aa6ba38c1714 2909:3da0bb421d83
202 SDL_SetError("SDL_BlendLine(): Unsupported surface format"); 202 SDL_SetError("SDL_BlendLine(): Unsupported surface format");
203 return (-1); 203 return (-1);
204 } 204 }
205 205
206 /* Perform clipping */ 206 /* Perform clipping */
207 /* FIXME 207 if (!SDL_IntersectRectAndLine(&dst->clip_rect, &x1, &x2, &y1, &y2)) {
208 if (!SDL_IntersectRect(dstrect, &dst->clip_rect, dstrect)) { 208 return (0);
209 return (0); 209 }
210 } 210
211 */
212 211
213 if ((blendMode == SDL_BLENDMODE_BLEND) 212 if ((blendMode == SDL_BLENDMODE_BLEND)
214 || (blendMode == SDL_BLENDMODE_ADD)) { 213 || (blendMode == SDL_BLENDMODE_ADD)) {
215 r = DRAW_MUL(r, a); 214 r = DRAW_MUL(r, a);
216 g = DRAW_MUL(g, a); 215 g = DRAW_MUL(g, a);