github-code/lvgl
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

shadow drawing optimized

Browse Source
This commit is contained in:
Gabor Kiss-Vamosi
2018-02-16 12:55:05 +01:00
parent 2237ebd46e
commit c56f5421f0
3 changed files with 139 additions and 195 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
lv_draw/lv_draw_vbasic.c
View File

@@ -384,7 +384,8 @@ void lv_vmap(const lv_area_t * cords_p, const lv_area_t * mask_p,
lv_opa_t opa_result = opa;
lv_color_t * px_color = (lv_color_t *) &map_p[(uint32_t)col * px_size_byte];
if(chroma_key && px_color->full == chroma_key_color.full) continue; /*Handle chroma key*/
/*Handle chroma key*/
if(chroma_key && px_color->full == chroma_key_color.full) continue;
/*Calculate with the pixel level alpha*/
if(alpha_byte) {
@@ -392,8 +393,17 @@ void lv_vmap(const lv_area_t * cords_p, const lv_area_t * mask_p,
opa_result = (uint32_t)((uint32_t)px_opa * opa_result) >> 8;
}
if(opa_result == LV_OPA_COVER) vdb_buf_tmp[col].full = px_color->full;
else vdb_buf_tmp[col] = lv_color_mix(vdb_buf_tmp[col], *px_color, opa_result);
/*Re-color the pixel if required*/
if(recolor_opa != LV_OPA_TRANSP) {
lv_color_t recolored_px = lv_color_mix(recolor, *px_color, recolor_opa);
if(opa_result == LV_OPA_COVER) vdb_buf_tmp[col].full = recolored_px.full;
else vdb_buf_tmp[col] = lv_color_mix(vdb_buf_tmp[col], recolored_px, opa_result);
} else {
if(opa_result == LV_OPA_COVER) vdb_buf_tmp[col].full = px_color->full;
else vdb_buf_tmp[col] = lv_color_mix(vdb_buf_tmp[col], *px_color, opa_result);
}
}