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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-10-18 Meco Man The first version
* 2021-12-24 Rb Refresh using dma2d
*/
#include <lvgl.h>
#include "drv_lcd.h"
/*A static or global variable to store the buffers*/
static lv_disp_draw_buf_t disp_buf;
static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
#define DISP_BUF_SIZE (LV_HOR_RES_MAX * LV_VER_RES_MAX)
static const lv_color_t * buf_to_flush;
static lv_disp_drv_t g_disp_drv;
static lv_color_t lv_disp_buf1[DISP_BUF_SIZE];
static void lcd_fb_flush(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p)
{
LCD_DisplayWindows(area->x1, area->y1, area->x2, area->y2, (uint16_t*) color_p);
lv_disp_flush_ready(disp_drv);
}
void lv_port_disp_init(void)
{
rt_err_t result;
SPI_Init();
LCD_Init(HORIZONTAL);
/*Initialize `disp_buf` with the buffer(s).*/
lv_disp_draw_buf_init(&disp_buf, lv_disp_buf1, RT_NULL, DISP_BUF_SIZE);
lv_disp_drv_init(&disp_drv); /*Basic initialization*/
/*Set the resolution of the display*/
disp_drv.hor_res = LV_VER_RES_MAX;
disp_drv.ver_res = LV_HOR_RES_MAX;
/*Set a display buffer*/
disp_drv.draw_buf = &disp_buf;
/*Used to copy the buffer's content to the display*/
disp_drv.flush_cb = lcd_fb_flush;
/*Finally register the driver*/
lv_disp_drv_register(&disp_drv);
g_disp_drv = disp_drv;
}
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