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lv_draw_vbasic: upscales img draw optimization

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This commit is contained in:
Gabor 2017-06-28 14:28:48 +02:00
parent cf3b94d29b
commit 119c4b577b
1 changed files with 11 additions and 6 deletions
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17
lv_draw/lv_draw_vbasic.c
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@ -405,18 +405,23 @@ void lv_vmap(const area_t * cords_p, const area_t * mask_p,
if(transp == false && opa == OPA_COVER && recolor_opa == OPA_TRANSP) {
cord_t map_col_start = masked_a.x1 >> 1;
cord_t map_col_end = masked_a.x2 >> 1;
cord_t map_col;
cord_t vdb_col = masked_a.x1;
for(row = masked_a.y1; row <= masked_a.y2; row++) {
cord_t vdb_col; /*Col. in this row*/
cord_t vdb_col2; /*Col. in next row*/
for(row = masked_a.y1; row <= masked_a.y2; row += 2) {
map_col_start = masked_a.x1 >> 1;
map_col_end = masked_a.x2 >> 1;
vdb_col = masked_a.x1;
for(map_col = map_col_start; map_col <= map_col_end; map_col ++, vdb_col += 2) {
vdb_col2 = masked_a.x1 + vdb_width;
for(map_col = map_col_start; map_col <= map_col_end; map_col ++, vdb_col += 2, vdb_col2 += 2) {
vdb_buf_tmp[vdb_col].full = map_p[map_col].full;
vdb_buf_tmp[vdb_col + 1].full = map_p[map_col].full;
vdb_buf_tmp[vdb_col2].full = map_p[map_col].full;
vdb_buf_tmp[vdb_col2 + 1].full = map_p[map_col].full;
}
if((row & 0x1) != 0) map_p += map_width; /*Next row on the map*/
vdb_buf_tmp += vdb_width ; /*Next row on the VDB*/
map_p += map_width;
vdb_buf_tmp += 2 * vdb_width ; /*+ 2 row on the VDB (2 rows are filled because of the upscale)*/
}
}
/*Handle other cases*/