/* Change to your screen resolution */ static uint32_t screenWidth; static uint32_t screenHeight; static lv_disp_draw_buf_t draw_buf; static lv_color_t *disp_draw_buf; static lv_disp_drv_t disp_drv; /* Initialize the display */ lv_disp_drv_init(&disp_drv); /* Change the fo...
初始化lv_disp_draw_buf_t && lv_disp_drv_t这两个结构体然后对应初始化绘制缓冲区的内部图形缓冲区,显示驱动程序。 初始化缓存区 对于lv_disp_draw_buf_t: 复制 /*一个静态或全局变量来存储缓冲区*/staticlv_disp_draw_buf_tdisp_buf;/*静态或全局缓冲区(s)。第二个缓冲区是可选的*/staticlv_color_...
/** Pointer to a buffer initialized with `lv_disp_draw_buf_init()`. * LVGL will use this buffer(s) to draw the screens contents*/ lv_disp_draw_buf_t*draw_buf; uint32_tdirect_mode:1;/**< 1: Use screen-sized buffers and draw to absolute coordinates*/ uint32_tfull_refresh:1;/...
lv_disp_draw_buf_init(&draw_buf, buf, NULL, screenWidth *10);/*Initialize the display*//*初始化显示*/staticlv_disp_drv_t disp_drv; lv_disp_drv_init(&disp_drv );/*Change the following line to your display resolution*//*将以下行更改为您的显示分辨率*/disp_drv.hor_res=screenWidth; ...
the buffer have to be screen sized. When LVGL is ready it will give the* whole frame to display. This way you only need to change the frame buffer's address instead of* copying the pixels.* *//* Example for 1) */staticlv_disp_buf_tdraw_buf_dsc_1;staticlv_color_tdraw_buf_...
- :cpp:func:`lv_display_set_draw_buffers(display, buf1, buf2)` is more or less the equivalent of ``lv_disp_draw_buf_init(&draw_buf_dsc, buf1, buf2, buf_size_px)`` from v8, however in **v9 the buffer type is lv_draw_buf_t**. - Make sure to call :cpp:func:`lv_displa...
//显示屏初始化WIDTH=width;HEIGHT=height;buf=newuint32_t[WIDTH*HEIGHT];lv_disp_draw_buf_init(&lv_disp_buf,lv_buf_1,lv_buf_2,DISP_BUF_SIZE);staticlv_disp_drv_t disp_drv;lv_disp_drv_init(&disp_drv);disp_drv.hor_res=WIDTH;disp_drv.ver_res=HEIGHT;disp_drv.draw_buf=&lv_disp_buf...
* and can't be drawn in chunks. */ /*The target buffer size for simple layer chunks.*/ #define LV_DRAW_LAYER_SIMPLE_BUF_SIZE (24 * 1024) /*[bytes]*/ /* The stack size of the drawing thread. * NOTE: If FreeType or ThorVG is enabled, it is recommended to set it to 32...
typedef struct_disp_tlv_disp_t Functions voidlv_disp_drv_init(lv_disp_drv_t*driver) voidlv_disp_buf_init(lv_disp_buf_t*disp_buf, void *buf1, void *buf2, uint32_t size_in_px_cnt) lv_disp_t*lv_disp_drv_register(lv_disp_drv_t*driver) ...
* and can't be drawn in chunks. */ /*The target buffer size for simple layer chunks.*/ #define LV_DRAW_LAYER_SIMPLE_BUF_SIZE (24 * 1024) /*[bytes]*/ /* The stack size of the drawing thread. * NOTE: If FreeType or ThorVG is enabled, it is recommended to set it to 32...