accelerants/radeon/Acceleration.c

23 //	list - list of rectangles
25 void SCREEN_TO_SCREEN_BLIT_DMA(engine_token *et, blit_params *list, uint32 count)
47 		for( ; sub_count > 0; --sub_count, ++list ) {
48 			*buffer++ = (list->src_left << 16) | list->src_top;
49 			*buffer++ = (list->dest_left << 16) | list->dest_top;
50 			*buffer++ = ((list->width + 1) << 16) | (list->height + 1);
62 void SCREEN_TO_SCREEN_BLIT_PIO(engine_token *et, blit_params *list, uint32 count)
81 	for( ; count > 0; --count, ++list ) {
86 		xdir = ((list->src_left < list->dest_left) && (list->src_top == list->dest_top)) ? -1 : 1;
87 		ydir = (list->src_top < list->dest_top) ? -1 : 1;
89 		if (xdir < 0) list->src_left += list->width , list->dest_left += list->width ;
90     	if (ydir < 0) list->src_top += list->height , list->dest_top += list->height ;
96 		OUTREG( ai->regs, RADEON_SRC_Y_X, (list->src_top << 16 ) | list->src_left);
97 		OUTREG( ai->regs, RADEON_DST_Y_X, (list->dest_top << 16 ) | list->dest_left);
100 		OUTREG( ai->regs, RADEON_DST_HEIGHT_WIDTH, ((list->height + 1) << 16 ) | (list->width + 1));
113 //	list - list of rectangles
116 	fill_rect_params *list, uint32 count)
138 		for( ; sub_count > 0; --sub_count, ++list ) {
139 			*buffer++ = (list->left << 16) | list->top;
141 				((list->right - list->left + 1) << 16) |
142 				(list->bottom - list->top + 1);
155 //	list - list of rectangles
159 void FILL_RECTANGLE_PIO(engine_token *et, uint32 colorIndex, fill_rect_params *list, uint32 count)
174 	for( ; count > 0; --count, ++list )
178 		OUTREG(ai->regs, RADEON_DST_Y_X,          (list->top << 16) | list->left);
179 		OUTREG(ai->regs, RADEON_DST_WIDTH_HEIGHT, ((list->right - list->left + 1) << 16) | (list->bottom - list->top + 1));
190 //	list - list of rectangles
192 void INVERT_RECTANGLE_DMA(engine_token *et, fill_rect_params *list, uint32 count)
214 		for( ; sub_count > 0; --sub_count, ++list ) {
215 			*buffer++ = (list->left << 16) | list->top;
217 				((list->right - list->left + 1) << 16) |
218 				(list->bottom - list->top + 1);
242 void INVERT_RECTANGLE_PIO(engine_token *et, fill_rect_params *list, uint32 count)
257 	for( ; count > 0; --count, ++list )
261 		OUTREG(ai->regs, RADEON_DST_Y_X,          (list->top << 16) | list->left);
262 		OUTREG(ai->regs, RADEON_DST_WIDTH_HEIGHT, ((list->right - list->left + 1) << 16) | (list->bottom - list->top + 1));
273 //	list - list of spans
275 void FILL_SPAN_DMA(engine_token *et, uint32 colorIndex, uint16 *list, uint32 count)
300 			y = *list++;
301 			x = *list++;
302 			width = *list++ - x + 1;
318 //	list - list of spans
320 void FILL_SPAN_PIO(engine_token *et, uint32 colorIndex, uint16 *list, uint32 count)
348 		y = *list++;
349 		x = *list++;
350 		width = *list++ - x + 1;
362 void SCREEN_TO_SCREEN_BLIT(engine_token *et, blit_params *list, uint32 count)
365 		SCREEN_TO_SCREEN_BLIT_DMA(et,list,count);
367 		SCREEN_TO_SCREEN_BLIT_PIO(et,list,count);
370 void FILL_RECTANGLE(engine_token *et, uint32 color, fill_rect_params *list, uint32 count)
373 		FILL_RECTANGLE_DMA(et, color, list, count);
375 		FILL_RECTANGLE_PIO(et, color, list, count);
378 void INVERT_RECTANGLE(engine_token *et, fill_rect_params *list, uint32 count)
381 		INVERT_RECTANGLE_DMA(et, list, count);
383 		INVERT_RECTANGLE_PIO(et, list, count);
386 void FILL_SPAN(engine_token *et, uint32 color, uint16 *list, uint32 count)
389 		FILL_SPAN_DMA(et, color, list, count);
391 		FILL_SPAN_PIO(et, color, list, count);