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[BSP][LVGL]An adaptation that creates a buffer in high or low versions 

[bsp][stm32]lvgl creates adaptations of buffers in high or low versions

[BSP][LVGL]An adaptation that creates a buffer in high or low versions,code format modifications

[BSP][LVGL]An adaptation that creates a buffer in high or low versions,code format modifications

[bsp][stm32]lvgl creates adaptations of buffers in high or low versions,code format modifications

[bsp][stm32]lvgl creates adaptations of buffers in high or low versions
This commit is contained in:
hydevcode 2024-09-24 13:20:36 +08:00 committed by Rbb666
parent a98c872934
commit 5562779056
2 changed files with 43 additions and 56 deletions
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31
bsp/stm32/stm32f407-rt-spark/board/ports/lvgl/lv_conf.h
View File

@ -14,30 +14,25 @@
#include <rtconfig.h>
#define LV_COLOR_DEPTH 16
#define LV_USE_PERF_MONITOR 1
#define MY_DISP_HOR_RES 240
#define MY_DISP_VER_RES 240
//#define LV_USE_LOG 1
#ifdef PKG_USING_LV_MUSIC_DEMO
/* music player demo */
#define LV_HOR_RES_MAX MY_DISP_HOR_RES
#define LV_VER_RES_MAX MY_DISP_VER_RES
#define LV_USE_DEMO_RTT_MUSIC 1
#define LV_DEMO_RTT_MUSIC_AUTO_PLAY 1
#define LV_FONT_MONTSERRAT_12 1
#define LV_FONT_MONTSERRAT_16 1
#define LV_COLOR_SCREEN_TRANSP 1
#ifdef PKG_USING_LV_MUSIC_DEMO
#define LV_USE_DEMO_MUSIC 1
#define LV_HOR_RES_MAX MY_DISP_HOR_RES
#define LV_VER_RES_MAX MY_DISP_VER_RES
#define LV_USE_DEMO_RTT_MUSIC 1
#define LV_DEMO_RTT_MUSIC_AUTO_PLAY 1
#define LV_FONT_MONTSERRAT_12 1
#define LV_FONT_MONTSERRAT_16 1
#define LV_COLOR_SCREEN_TRANSP 1
#endif
#define LV_USE_SYSMON 1
#define LV_USE_PERF_MONITOR 1
#define LV_USE_DEMO_WIDGETS 1
#define LV_FONT_MONTSERRAT_24 1
#define LV_USE_DEMO_BENCHMARK 1
//#define LV_USE_DEMO_WIDGETS 1
//#define LV_USE_DEMO_MUSIC 1
#endif

68
bsp/stm32/stm32f407-rt-spark/board/ports/lvgl/lv_port_disp.c
View File

@ -26,6 +26,14 @@
#define MY_DISP_VER_RES 240
#endif
#if (PKG_LVGL_VER_NUM >= 0x0803FF)
#define LV_DISP_TYPE lv_display_t
#define lv_COLOR_TYPE uint8_t
#else
#define LV_DISP_TYPE lv_disp_drv_t
#define lv_COLOR_TYPE lv_color_t
#endif
/**********************
* TYPEDEFS
**********************/
@ -35,9 +43,7 @@
**********************/
static void disp_init(void);
static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p);
//static void gpu_fill(lv_disp_drv_t * disp_drv, lv_color_t * dest_buf, lv_coord_t dest_width,
// const lv_area_t * fill_area, lv_color_t color);
static void disp_flush(LV_DISP_TYPE * disp_drv, const lv_area_t * area, lv_COLOR_TYPE * color_p);
/**********************
* STATIC VARIABLES
@ -83,9 +89,6 @@ void lv_port_disp_init(void)
* and you only need to change the frame buffer's address.
*/
/* Example for 1) */
static lv_disp_draw_buf_t draw_buf_dsc_1;
/*GCC*/
#if defined ( __GNUC__ )
static lv_color_t buf_1[MY_DISP_HOR_RES * MY_DISP_HOR_RES / 2] __attribute__((section(".LVGLccm"))); /*A buffer for 10 rows*/
@ -94,16 +97,29 @@ void lv_port_disp_init(void)
__attribute__((at(0x10000000))) lv_color_t buf_1[LCD_H * LCD_W / 2];
#endif
lv_disp_draw_buf_init(&draw_buf_dsc_1, buf_1, NULL, MY_DISP_HOR_RES * MY_DISP_HOR_RES / 2); /*Initialize the display buffer*/
/*-----------------------------------
* Register the display in LVGL
*----------------------------------*/
#if (PKG_LVGL_VER_NUM >= 0x0803FF)
lv_display_t *display = lv_display_create(MY_DISP_HOR_RES, MY_DISP_VER_RES);
lv_display_set_buffers(display, buf_1, NULL, sizeof(buf_1), LV_DISPLAY_RENDER_MODE_PARTIAL); /*Initialize the display buffer.*/
lv_display_set_flush_cb(display, disp_flush);
#else
/* Example for 1) */
static lv_disp_draw_buf_t draw_buf_dsc_1;
lv_disp_draw_buf_init(&draw_buf_dsc_1, buf_1, NULL, MY_DISP_HOR_RES * MY_DISP_HOR_RES / 2); /*Initialize the display buffer*/
/*-----------------------------------
* Register the display in LVGL
*----------------------------------*/
static 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 = MY_DISP_HOR_RES;
disp_drv.ver_res = MY_DISP_VER_RES;
@ -114,16 +130,11 @@ void lv_port_disp_init(void)
/*Set a display buffer*/
disp_drv.draw_buf = &draw_buf_dsc_1;
/*Required for Example 3)*/
//disp_drv.full_refresh = 1;
/* Fill a memory array with a color if you have GPU.
* Note that, in lv_conf.h you can enable GPUs that has built-in support in LVGL.
* But if you have a different GPU you can use with this callback.*/
//disp_drv.gpu_fill_cb = gpu_fill;
/*Finally register the driver*/
lv_disp_drv_register(&disp_drv);
#endif
}
/**********************
@ -155,35 +166,16 @@ void disp_disable_update(void)
/*Flush the content of the internal buffer the specific area on the display
*You can use DMA or any hardware acceleration to do this operation in the background but
*'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)
static void disp_flush(LV_DISP_TYPE * disp_drv, const lv_area_t * area, lv_COLOR_TYPE * color_p)
{
extern void lcd_fill_array(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_uint16_t y_end, void *pcolor);
lcd_fill_array(area->x1, area->y1, area->x2, area->y2, color_p);
lv_disp_flush_ready(disp_drv);
}
/*OPTIONAL: GPU INTERFACE*/
/*If your MCU has hardware accelerator (GPU) then you can use it to fill a memory with a color*/
//static void gpu_fill(lv_disp_drv_t * disp_drv, lv_color_t * dest_buf, lv_coord_t dest_width,
// const lv_area_t * fill_area, lv_color_t color)
//{
// /*It's an example code which should be done by your GPU*/
// int32_t x, y;
// dest_buf += dest_width * fill_area->y1; /*Go to the first line*/
//
// for(y = fill_area->y1; y <= fill_area->y2; y++) {
// for(x = fill_area->x1; x <= fill_area->x2; x++) {
// dest_buf[x] = color;
// }
// dest_buf+=dest_width; /*Go to the next line*/
// }
//}
#else /*Enable this file at the top*/
/*This dummy typedef exists purely to silence -Wpedantic.*/
typedef int keep_pedantic_happy;
#endif
#endif