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shadow draw fix when he left corners are partially clipped

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This commit is contained in:
Gabor Kiss-Vamosi 2020-02-06 00:58:56 +01:00
parent f56013eb31
commit 197bc46d61
1 changed files with 3 additions and 5 deletions
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8
src/lv_draw/lv_draw_rect.c
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@ -720,8 +720,8 @@ static void draw_shadow(const lv_area_t * coords, const lv_area_t * clip, lv_dra
} }
first_px = 0; first_px = 0;
if(disp_area->x1 >= a.x1) { if(clip->x1 >= a.x1) {
first_px = disp_area->x1 - a.x1; first_px = clip->x1 - a.x1;
a.x1 += first_px; a.x1 += first_px;
} }
@ -908,8 +908,6 @@ static void shadow_draw_corner_buf(const lv_area_t * coords, uint16_t * sh_buf,
#if SHADOW_ENHANCE #if SHADOW_ENHANCE
/*Set half shadow width width because blur will be repeated*/ /*Set half shadow width width because blur will be repeated*/
if(sw_ori == 1) sw = 1; if(sw_ori == 1) sw = 1;
else if(sw_ori == 2) sw = 2;
else if(sw_ori == 3) sw = 2;
else sw = sw_ori >> 1; else sw = sw_ori >> 1;
#endif #endif
@ -954,7 +952,7 @@ static void shadow_draw_corner_buf(const lv_area_t * coords, uint16_t * sh_buf,
res_buf[x] = sh_buf[x]; res_buf[x] = sh_buf[x];
} }
#else #else
sw = sw_ori - sw; sw += sw_ori & 1;
if(sw > 1) { if(sw > 1) {
uint32_t i; uint32_t i;
sh_buf[0] = (sh_buf[0] << SHADOW_UPSACALE_SHIFT) / sw; sh_buf[0] = (sh_buf[0] << SHADOW_UPSACALE_SHIFT) / sw;