lv_draw_ctx_t*draw_ctx; void(*draw_ctx_init)(struct_lv_disp_drv_t*disp_drv,lv_draw_ctx_t*draw_ctx); void(*draw_ctx_deinit)(struct_lv_disp_drv_t*disp_drv,lv_draw_ctx_t*draw_ctx); size_tdraw_ctx_size; #if LV_USE_USER_DATA void*user_data;/**< Custom display driver user ...
Following can be done to simulate changing display driver after lv_disp_create lv_init();lv_disp_t*disp=lv_disp_create(DISP_HOR_RES,DISP_VER_RES);lv_disp_set_draw_ctx(disp,lv_draw_sw_init_ctx,lv_draw_sw_deinit_ctx,sizeof(lv_draw_sw_ctx_t)); Afterwards, running any demo applicati...
lv_draw_sw_layer_create 是LVGL库中的一个函数,用于创建一个软件渲染层。在LVGL中,渲染层用于处理不同的绘制需求,比如实现透明度、合成效果等。软件渲染层通常用于硬件不支持这些功能的设备上,或者当需要更灵活的渲染控制时。 2. lv_color_screen_transp 的含义及其在LVGL库中的重要性 lv_color_screen_transp ...
sw_blend_dsc_t * dsc); static void/* LV_ATTRIBUTE_FAST_MEM */ lv_gpu_arm2d_wait_cb(lv_draw_ctx_t * draw_ctx); static void/* LV_ATTRIBUTE_FAST_MEM */ lv_draw_arm2d_img_decoded(struct _lv_draw_ctx_t * draw_ctx, const lv_drawimg_dsc_t * draw_dsc, const lv_areat...
draw_ctx); lv_eventsend(obj, LV_EVENT_DRAW_MAIN_END, draw_ctx) #if LV_USE_REFR_DEBUG lv_color_t debug_color = lv_colormake(lv_rand(0, 0xFF), lv_rand(0, 0xFF), lv_rand0, 0xFF)); lv_draw_rect_dsc_t draw_dsc; lv_draw_rectdsc_init(&draw_dsc); draw...
(lv_conf.h)*/ lv_color_t color_chroma_key; lv_draw_ctx_t * draw_ctx; void (*draw_ctx_init)(struct _lv_disp_drv_t * disp_drv, lv_draw_ctx_t * draw_ctx); void (*draw_ctx_deinit)(struct _lv_disp_drv_t * disp_drv, lv_draw_ctx_t * draw_ctx); size_t draw_ctx_size...
LVGL version v9.0.1-dev What happened? On Renesas EK-RA8D1 setting LV_USE_DRAW_SW_ASM to LV_DRAW_SW_ASM_HELIUM is twice as slow as pure SW rendering. See the results here. Note the pages at the bottom for CPU usage and render time charts...
FAST_MEM void lv_drawsw_img_decodedstruct _lv_draw_ctx_t * draw_c uint16_t premult_v[3]; lv_opa_t recolor_opa = draw_dsc->recolor_; lv_color_t recolor= draw_dsc->recolor; lv_color_premult(recolor recolor_opa, premult_v); LV_COLOR_PREMULTrecolor, recolor_opa, premult_v...
src/draw/sw/lv_draw_sw.c Outdated if(buf == NULL) return; uint8_t *byte_buf = (uint8_t *)buf; for(uint32_t i = 0; i < buf_size; i++) { Member kisvegabor Jul 17, 2024 Inverting uint32_t could be faster, but I guess it's okay for small monochrome screens Con...
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