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lv_canvas_mult_buf: fix with LV_COLOR_16_SWAP

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Gabor Kiss-Vamosi 2019-04-24 06:26:03 +02:00
parent 4b657eb07b
commit 8dc2b36bf7
1 changed files with 5 additions and 6 deletions
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11
src/lv_objx/lv_canvas.c
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@ -283,12 +283,11 @@ void lv_canvas_mult_buf(lv_obj_t * canvas, void * to_copy, lv_coord_t w, lv_coor
(uint16_t)((uint16_t)canvas_buf_color[j].ch.green * copy_buf_color[j].ch.green) >>
6;
#else
canvas_buf_color[j].ch.red =
(uint16_t)((uint16_t)canvas_buf_color[j].ch.red * copy_buf_color[j].ch.red) >> 6;
canvas_buf_color[j].ch.blue =
(uint16_t)((uint16_t)canvas_buf_color[j].ch.blue * copy_buf_color[j].ch.blue) >> 6;
canvas_buf_color[j].ch.red =
(uint16_t)((uint16_t)canvas_buf_color[j].ch.red * copy_buf_color[j].ch.red) >> 6;
uint8_t green_canvas = (canvas_buf_color[j].ch.green_h << 3) + (canvas_buf_color[j].ch.green_l);
uint8_t green_buf = (copy_buf_color[j].ch.green_h << 3) + (copy_buf_color[j].ch.green_l);
uint8_t green_res = (uint16_t)((uint16_t)green_canvas * green_buf) >> 6;
canvas_buf_color[j].ch.green_h = (green_res >> 3) & 0x07;
canvas_buf_color[j].ch.green_l = green_res & 0x07;
#endif /*LV_COLOR_16_SWAP*/
#elif LV_COLOR_DEPTH == 8