Setup epdiy_epaper generic driver REF: https://github.com/martinberlin/lv_port_esp32-epaper/issues/2 Flushing too often, drawing only 40 px on top of display

lvgl_tft/epdiy_epaper.cpp

@@ -0,0 +1,62 @@
+#include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+
+#include "epdiy_epaper.h"
+
+// NOTE: This needs Epdiy component https://github.com/vroland/epdiy
+// Run idf.py menuconfig-> Component Config -> E-Paper driver and select:
+// Display type: LILIGO 4.7 ED047TC1
+// Board: LILIGO T5-4.7 Epaper
+// In the same section Component Config -> ESP32 Specifics -> Enable PSRAM
+#include "parallel/ED047TC1.h"
+Ed047TC1 display;
+
+/*********************
+ *      DEFINES
+ *********************/
+#define TAG "EPDIY"
+
+uint16_t flushcalls = 0;
+
+/* Display initialization routine */
+void epdiy_init(void)
+{
+    printf("epdiy_init\n");
+    display.init();
+    display.setRotation(0);
+    //display.clearScreen();
+}
+
+/* Required by LVGL */
+void epdiy_flush(lv_disp_drv_t *drv, const lv_area_t *area, lv_color_t *color_map)
+{
+    ++flushcalls;
+    printf("epdiy_flush %d\n", flushcalls);
+    display.update();
+    /* IMPORTANT!!!
+     * Inform the graphics library that you are ready with the flushing */
+    lv_disp_flush_ready(drv);
+}
+
+/* Called for each pixel */
+void epdiy_set_px_cb(lv_disp_drv_t * disp_drv, uint8_t* buf,
+    lv_coord_t buf_w, lv_coord_t x, lv_coord_t y,
+    lv_color_t color, lv_opa_t opa)
+{
+    // Is printing Y axis only till 40 px: And flushing too many times
+    //printf("%d ", (int16_t)y); // Works and prints "Hello world"
+    //printf("%d ",(int16_t)color.full); // Debug colors
+    // Test using RGB232
+    int16_t epd_color = EPD_WHITE;
+
+    // Color setting use: RGB232
+    if ((int16_t)color.full<250) {
+        epd_color = (int16_t)color.full;
+    }
+    display.drawPixel((int16_t)x, (int16_t)y, epd_color);
+}
+
+/* Required by LVGL. Not used in this implementation - deprecated, will be removed */
+void epdiy_rounder(lv_disp_drv_t * disp_drv, lv_area_t *area) {
+}