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[bsp][stm32l475] update lvgl driver

This commit is contained in:
Meco Man 2021-11-14 00:03:04 -05:00
parent f3a46a1c87
commit 0f7b99e2da
1 changed files with 7 additions and 5 deletions
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12
bsp/stm32/stm32l475-atk-pandora/board/ports/lvgl/lv_port_disp.c
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@ -11,13 +11,14 @@
#include <drv_lcd.h>
#define MY_DISP_HOR_RES LCD_W
#define DISP_BUFFER_LINES 10
/*A static or global variable to store the buffers*/
static lv_disp_draw_buf_t disp_buf;
/*Static or global buffer(s). The second buffer is optional*/
static lv_color_t buf_1[MY_DISP_HOR_RES * 10];
static lv_color_t buf_2[MY_DISP_HOR_RES * 10];
static lv_color_t buf_1[MY_DISP_HOR_RES * DISP_BUFFER_LINES];
static lv_color_t buf_2[MY_DISP_HOR_RES * DISP_BUFFER_LINES];
static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
@ -26,6 +27,7 @@ static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
*'lv_disp_flush_ready()' has to be called when finished.*/
static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
{
/* color_p is a buffer pointer; the buffer is provided by LVGL */
lcd_fill_array(area->x1, area->y1, area->x2, area->y2, color_p);
/*IMPORTANT!!!
@ -36,13 +38,13 @@ static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_colo
void lv_port_disp_init(void)
{
/*Initialize `disp_buf` with the buffer(s). With only one buffer use NULL instead buf_2 */
lv_disp_draw_buf_init(&disp_buf, buf_1, buf_2, MY_DISP_HOR_RES*10);
lv_disp_draw_buf_init(&disp_buf, buf_1, buf_2, MY_DISP_HOR_RES * DISP_BUFFER_LINES);
lv_disp_drv_init(&disp_drv); /*Basic initialization*/
/*Set the resolution of the display*/
disp_drv.hor_res = MY_DISP_HOR_RES;
disp_drv.ver_res = MY_DISP_HOR_RES;
disp_drv.hor_res = LCD_W;
disp_drv.ver_res = LCD_H;
/*Set a display buffer*/
disp_drv.draw_buf = &disp_buf;