128     lv_draw_sw_blend_dsc_t blend_dsc;  in lv_draw_sw_triangle()  local
129     blend_dsc.color = dsc->bg_color;  in lv_draw_sw_triangle()
130     blend_dsc.opa = dsc->bg_opa;  in lv_draw_sw_triangle()
131     blend_dsc.mask_buf = mask_buf;  in lv_draw_sw_triangle()
132     blend_dsc.blend_area = &blend_area;  in lv_draw_sw_triangle()
133     blend_dsc.mask_area = &blend_area;  in lv_draw_sw_triangle()
134     blend_dsc.blend_mode = LV_BLEND_MODE_NORMAL;  in lv_draw_sw_triangle()
135     blend_dsc.src_buf = NULL;  in lv_draw_sw_triangle()
142         blend_dsc.src_area = &blend_area;  in lv_draw_sw_triangle()
143         blend_dsc.src_buf = grad->color_map + draw_area.x1 - tri_area.x1;  in lv_draw_sw_triangle()
145         blend_dsc.src_color_format = LV_COLOR_FORMAT_RGB888;  in lv_draw_sw_triangle()
153         blend_dsc.mask_res = lv_draw_sw_mask_apply(masks, mask_buf, draw_area.x1, y, area_w);  in lv_draw_sw_triangle()
156             blend_dsc.color = grad->color_map[y - tri_area.y1];  in lv_draw_sw_triangle()
157             blend_dsc.opa = grad->opa_map[y - tri_area.y1];  in lv_draw_sw_triangle()
158             if(dsc->bg_opa < LV_OPA_MAX) blend_dsc.opa = LV_OPA_MIX2(blend_dsc.opa, dsc->bg_opa);  in lv_draw_sw_triangle()
163                 if(blend_dsc.mask_res == LV_DRAW_SW_MASK_RES_CHANGED) {  in lv_draw_sw_triangle()
164                     blend_dsc.mask_buf = mask_buf;  in lv_draw_sw_triangle()
169                 else if(blend_dsc.mask_res == LV_DRAW_SW_MASK_RES_FULL_COVER) {  in lv_draw_sw_triangle()
170                     blend_dsc.mask_buf = grad_opa_map;  in lv_draw_sw_triangle()
171                     blend_dsc.mask_res = LV_DRAW_SW_MASK_RES_CHANGED;  in lv_draw_sw_triangle()
173                 else if(blend_dsc.mask_res == LV_DRAW_SW_MASK_RES_TRANSP) {  in lv_draw_sw_triangle()
178         lv_draw_sw_blend(draw_unit, &blend_dsc);  in lv_draw_sw_triangle()