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@@ -11,13 +11,14 @@
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#include <drv_lcd.h>
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#include <drv_lcd.h>
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#define MY_DISP_HOR_RES LCD_W
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#define MY_DISP_HOR_RES LCD_W
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+#define DISP_BUFFER_LINES 10
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/*A static or global variable to store the buffers*/
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/*A static or global variable to store the buffers*/
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static lv_disp_draw_buf_t disp_buf;
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static lv_disp_draw_buf_t disp_buf;
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/*Static or global buffer(s). The second buffer is optional*/
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/*Static or global buffer(s). The second buffer is optional*/
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-static lv_color_t buf_1[MY_DISP_HOR_RES * 10];
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-static lv_color_t buf_2[MY_DISP_HOR_RES * 10];
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+static lv_color_t buf_1[MY_DISP_HOR_RES * DISP_BUFFER_LINES];
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+static lv_color_t buf_2[MY_DISP_HOR_RES * DISP_BUFFER_LINES];
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static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
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static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
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@@ -26,6 +27,7 @@ static lv_disp_drv_t disp_drv; /*Descriptor of a display driver*/
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*'lv_disp_flush_ready()' has to be called when finished.*/
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*'lv_disp_flush_ready()' has to be called when finished.*/
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static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
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static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_color_t * color_p)
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{
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{
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+ /* color_p is a buffer pointer; the buffer is provided by LVGL */
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lcd_fill_array(area->x1, area->y1, area->x2, area->y2, color_p);
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lcd_fill_array(area->x1, area->y1, area->x2, area->y2, color_p);
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/*IMPORTANT!!!
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/*IMPORTANT!!!
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@@ -36,13 +38,13 @@ static void disp_flush(lv_disp_drv_t * disp_drv, const lv_area_t * area, lv_colo
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void lv_port_disp_init(void)
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void lv_port_disp_init(void)
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{
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{
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/*Initialize `disp_buf` with the buffer(s). With only one buffer use NULL instead buf_2 */
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/*Initialize `disp_buf` with the buffer(s). With only one buffer use NULL instead buf_2 */
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- lv_disp_draw_buf_init(&disp_buf, buf_1, buf_2, MY_DISP_HOR_RES*10);
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+ lv_disp_draw_buf_init(&disp_buf, buf_1, buf_2, MY_DISP_HOR_RES * DISP_BUFFER_LINES);
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lv_disp_drv_init(&disp_drv); /*Basic initialization*/
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lv_disp_drv_init(&disp_drv); /*Basic initialization*/
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/*Set the resolution of the display*/
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/*Set the resolution of the display*/
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- disp_drv.hor_res = MY_DISP_HOR_RES;
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- disp_drv.ver_res = MY_DISP_HOR_RES;
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+ disp_drv.hor_res = LCD_W;
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+ disp_drv.ver_res = LCD_H;
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/*Set a display buffer*/
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/*Set a display buffer*/
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disp_drv.draw_buf = &disp_buf;
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disp_drv.draw_buf = &disp_buf;
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