feat(vg_lite): adapt premultiply src over blend mode (lvgl#6062)

Signed-off-by: pengyiqiang <[email protected]> Co-authored-by: pengyiqiang <[email protected]>
ezky666 · Apr 18, 2024 · 76fb298 · 76fb298
1 parent bbab604
commit 76fb298
Showing 1 changed file with 13 additions and 2 deletions.
diff --git a/src/draw/vg_lite/lv_vg_lite_utils.c b/src/draw/vg_lite/lv_vg_lite_utils.c
@@ -714,7 714,7 @@ vg_lite_color_t lv_vg_lite_color(lv_color_t color, lv_opa_t opa, bool pre_mul)
 
 vg_lite_blend_t lv_vg_lite_blend_mode(lv_blend_mode_t blend_mode)
 {
- if(lv_vg_lite_support_blend_normal()) {
  if(vg_lite_query_feature(gcFEATURE_BIT_VG_LVGL_SUPPORT)) {
  switch(blend_mode) {
  case LV_BLEND_MODE_NORMAL: /**< Simply mix according to the opacity value*/
  return VG_LITE_BLEND_NORMAL_LVGL;
@@ -735,6 735,9 @@ vg_lite_blend_t lv_vg_lite_blend_mode(lv_blend_mode_t blend_mode)
 
  switch(blend_mode) {
  case LV_BLEND_MODE_NORMAL: /**< Simply mix according to the opacity value*/
  if(vg_lite_query_feature(gcFEATURE_BIT_VG_HW_PREMULTIPLY)) {
  return VG_LITE_BLEND_PREMULTIPLY_SRC_OVER;
  }
  return VG_LITE_BLEND_SRC_OVER;
 
  case LV_BLEND_MODE_ADDITIVE: /**< Add the respective color channels*/
@@ -915,7 918,15 @@ bool lv_vg_lite_matrix_check(const vg_lite_matrix_t * matrix)
 
 bool lv_vg_lite_support_blend_normal(void)
 {
- return vg_lite_query_feature(gcFEATURE_BIT_VG_LVGL_SUPPORT);
  if(vg_lite_query_feature(gcFEATURE_BIT_VG_HW_PREMULTIPLY)) {
  return true;
  }
 
  if(vg_lite_query_feature(gcFEATURE_BIT_VG_LVGL_SUPPORT)) {
  return true;
  }
 
  return false;
 }
 
 bool lv_vg_lite_16px_align(void)