求助 lvgl7.1移植完不显示控件 stm32F405RG

GraetproX

rt，板子是stm32f405rgt6 屏幕是ili9488
移植完之后什么都不显示，只有一片白
有没有大神知道是什么原因




lv_port_disp.c

#if 1
#include "lv_port_disp.h"
#include "lcd.h"
#include "gui.h"

#define COLOR_BUF_SIZE (LV_HOR_RES_MAX*LV_VER_RES_MAX)

static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p);

void lv_port_disp_init(void)
{
    /*-----------------------------
     * Create a buffer for drawing
     *----------------------------*/
    /* Example for 1) */
    static lv_disp_buf_t disp_buf_1;
    static lv_color_t buf1_1[LV_HOR_RES_MAX * 10];                      /*A buffer for 10 rows*/
    lv_disp_buf_init(&disp_buf_1, buf1_1, NULL, LV_HOR_RES_MAX * 10);   /*Initialize the display buffer*/

    /*-----------------------------------
     * Register the display in LittlevGL
     *----------------------------------*/

    lv_disp_drv_t disp_drv;                         /*Descriptor of a display driver*/
    lv_disp_drv_init(&disp_drv);                    /*Basic initialization*/

    /*Set up the functions to access to your display*/

    /*Set the resolution of the display*/
    disp_drv.hor_res = lcddev.width;
    disp_drv.ver_res = lcddev.height;
               

    /*Used to copy the buffer's content to the display*/
    disp_drv.flush_cb = disp_flush;

    /*Set a display buffer*/
    disp_drv.buffer = &disp_buf_1;

#if LV_USE_GPU
    /*Optionally add functions to access the GPU. (Only in buffered mode, LV_VDB_SIZE != 0)*/

    /*Blend two color array using opacity*/
    disp_drv.gpu_blend = gpu_blend;

    /*Fill a memory array with a color*/
    disp_drv.gpu_fill = gpu_fill;
#endif

    /*Finally register the driver*/
    lv_disp_drv_register(&disp_drv);
}


static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
{
         
          LCD_Fill(area->x1,area->y1,area->x2,area->y2,color_p->full);
        
    lv_disp_flush_ready(disp_drv);//???????,?? lvgl ???? flushing ?????
}

#else /* Enable this file at the top */
/* This dummy typedef exists purely to silence -Wpedantic. */
typedef int keep_pedantic_happy;
#endif

GraetproX

main.c

#include "delay.h"
#include "sys.h"
#include "lcd.h"
#include "touch.h"
#include "gui.h"
#include "test.h"
#include "lv_port_disp.h"
#include "lv_port_indev.h"

void lvgl_first_demo_start(void);

int main(void)
{       
        delay_init(168);     //3õê¼»ˉÑóê±oˉêy
        LCD_Init();           //òo¾§Æá3õê¼»ˉ
       
        lv_init(); //lvgl ?????
        lv_port_disp_init();
//        lv_port_indev_init();
        LCD_Fill(0,0,lcddev.width,lcddev.height,GREEN);
       
        lvgl_first_demo_start();

        while(1)
        {
                lv_tick_inc(1);
                lv_task_handler();
        }
}

void lvgl_first_demo_start(void)
{
    lv_obj_t * btn = lv_btn_create(lv_scr_act(), NULL);     /*Add a button the current screen*/
    lv_obj_set_pos(btn, 1, 1);                            /*Set its position*/
    lv_obj_set_size(btn, 12, 5);                          /*Set its size*/
//    lv_obj_set_event_cb(btn, btn_event_cb);                 /*Assign a callback to the button*/

    lv_obj_t * label = lv_label_create(btn, NULL);          /*Add a label to the button*/
    lv_label_set_text(label, "Button");                     /*Set the labels text*/


        lv_obj_t * label1 = lv_label_create(lv_scr_act(), NULL);
        lv_label_set_text(label1, "Hello world!");
        lv_obj_align(label1, NULL, LV_ALIGN_CENTER, 0, 0);
        lv_obj_align(btn, label1, LV_ALIGN_OUT_TOP_MID, 0, -10);
}

Areher

帮顶   

Juggernaut2020

友情ding

lvzhe

兄弟，这个问题解决了吗

wushili

这是我的能正常显示
static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
{
    /*The most simple case (but also the slowest) to put all pixels to the screen one-by-one*/
    int32_t x;
    int32_t y;
    for(y = area->y1; y <= area->y2; y++) {
        for(x = area->x1; x <= area->x2; x++) {
                        lcd_point_set(x,y,color_p->full);
            color_p++;
        }
    }
        /**/
    /* IMPORTANT!!!
     * Inform the graphics library that you are ready with the flushing*/
    lv_disp_flush_ready(disp_drv);
}

wushili

这个能正常显示
static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
{
    /*The most simple case (but also the slowest) to put all pixels to the screen one-by-one*/
    int32_t x;
    int32_t y;
    for(y = area->y1; y <= area->y2; y++) {
        for(x = area->x1; x <= area->x2; x++) {
                        lcd_point_set(x,y,color_p->full);
            color_p++;
        }
    }
        /**/
    /* IMPORTANT!!!
     * Inform the graphics library that you are ready with the flushing*/
    lv_disp_flush_ready(disp_drv);
}