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draw border: optimization when only top+bottom sides are shown

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This commit is contained in:
Gabor Kiss-Vamosi 2020-03-01 01:59:06 +01:00
parent 705d7ebaef
commit 38a4c14e07
1 changed files with 18 additions and 10 deletions
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28
src/lv_draw/lv_draw_rect.c
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@ -506,18 +506,26 @@ static void draw_border(const lv_area_t * coords, const lv_area_t * clip, lv_dra
if(dsc->border_side == LV_BORDER_SIDE_LEFT) fill_area.x2 = coords->x1 + corner_size;
else if(dsc->border_side == LV_BORDER_SIDE_RIGHT) fill_area.x1 = coords->x2 - corner_size;
volatile bool top_only = false;
volatile bool bottom_only = false;
if(dsc->border_side == LV_BORDER_SIDE_TOP) top_only = true;
if(dsc->border_side == LV_BORDER_SIDE_BOTTOM) bottom_only = true;
if(dsc->border_side == (LV_BORDER_SIDE_TOP | LV_BORDER_SIDE_BOTTOM)) {
top_only = true;
bottom_only = true;
}
volatile bool normal = !top_only && !bottom_only ? true : false;
for(h = draw_area.y1; h <= draw_area.y2; h++) {
if((dsc->border_side == LV_BORDER_SIDE_BOTTOM && fill_area.y1 < coords->y2 - corner_size - 1) ||
(dsc->border_side == LV_BORDER_SIDE_TOP && fill_area.y1 > coords->y1 + corner_size + 1)) {
fill_area.y1++;
fill_area.y2++;
continue;
if(normal ||
(top_only && fill_area.y1 <= coords->y1 + corner_size) ||
(bottom_only && fill_area.y1 >= coords->y2 - corner_size))
{
memset(mask_buf, LV_OPA_COVER, draw_area_w);
mask_res = lv_draw_mask_apply(mask_buf, vdb->area.x1 + draw_area.x1, vdb->area.y1 + h, draw_area_w);
lv_blend_fill(clip, &fill_area, color, mask_buf, mask_res, opa, blend_mode);
}
memset(mask_buf, LV_OPA_COVER, draw_area_w);
mask_res = lv_draw_mask_apply(mask_buf, vdb->area.x1 + draw_area.x1, vdb->area.y1 + h, draw_area_w);
lv_blend_fill(clip, &fill_area, color, mask_buf, mask_res, opa, blend_mode);
fill_area.y1++;
fill_area.y2++;