Fix #606 inconsistency + others

TFT_eFEX also needs updating so Rotated_Sprite_3 example renders correctly.

pushImage for FLASH images updated so partly off-screen images are correctly rendered.

Extensions/Sprite.cpp

@@ -829,7 +829,7 @@ void  TFT_eSprite::pushImage(int32_t x, int32_t y, int32_t w, int32_t h, uint16_
       for (int32_t xp = xo; xp < xo + ws; xp++)
       {
         uint16_t color =  data[xp + yp * w];
-        if(!_iswapBytes) color = color<<8 | color>>8;
+        if(_iswapBytes) color = color<<8 | color>>8;
         _img[x + ys * _iwidth] = color;
         x++;
       }
@@ -934,7 +934,7 @@ void  TFT_eSprite::pushImage(int32_t x, int32_t y, int32_t w, int32_t h, const u
       for (int32_t xp = xo; xp < xo + ws; xp++)
       {
         uint16_t color = pgm_read_word(data + xp + yp * w);
-        if(!_iswapBytes) color = color<<8 | color>>8;
+        if(_iswapBytes) color = color<<8 | color>>8;
         _img[x + ys * _iwidth] = color;
         x++;
       }

TFT_Drivers/ST7796_Init.h

@@ -25,7 +25,7 @@
 	writedata(0x48);    //X-Mirror, Top-Left to right-Buttom, RGB  
 	
 	writecommand(0x3A); //Interface Pixel Format                                    
-	writedata(0x05);    //Control interface color format set to 16
+	writedata(0x55);    //Control interface color format set to 16
 	
 	
 	writecommand(0xB4); //Column inversion 

TFT_eSPI.cpp

@@ -989,7 +989,6 @@ void TFT_eSPI::pushImage(int32_t x, int32_t y, int32_t w, int32_t h, uint16_t *d
 ** Function name:           pushImage - for FLASH (PROGMEM) stored images
 ** Description:             plot 16 bit image
 ***************************************************************************************/
-#define PI_BUF_SIZE 128
 void TFT_eSPI::pushImage(int32_t x, int32_t y, int32_t w, int32_t h, const uint16_t *data)
 {
   // Requires 32 bit aligned access, so use PROGMEM 16 bit word functions
@@ -1013,32 +1012,16 @@ void TFT_eSPI::pushImage(int32_t x, int32_t y, int32_t w, int32_t h, const uint1
 
   data += dx + dy * w;
 
-  uint16_t  buffer[PI_BUF_SIZE];
-  uint16_t* pix_buffer = buffer;
+  uint16_t  buffer[dw];
 
   setWindow(x, y, x + dw - 1, y + dh - 1);
 
-  // Work out the number whole buffers to send
-  uint16_t nb = (dw * dh) / PI_BUF_SIZE;
-
-  // Fill and send "nb" buffers to TFT
-  for (int32_t i = 0; i < nb; i++) {
-    for (int32_t j = 0; j < PI_BUF_SIZE; j++) {
-      pix_buffer[j] = pgm_read_word(&data[i * PI_BUF_SIZE + j]);
-    }
-    pushPixels(pix_buffer, PI_BUF_SIZE);
-  }
-
-  // Work out number of pixels not yet sent
-  uint16_t np = (dw * dh) % PI_BUF_SIZE;
-
-  // Send any partial buffer left over
-  if (np) {
-    for (int32_t i = 0; i < np; i++)
-    {
-      pix_buffer[i] = pgm_read_word(&data[nb * PI_BUF_SIZE + i]);
+  // Fill and send line buffers to TFT
+  for (int32_t i = 0; i < dh; i++) {
+    for (int32_t j = 0; j < dw; j++) {
+      buffer[j] = pgm_read_word(&data[i * w + j]);
     }
-    pushPixels(pix_buffer, np);
+    pushPixels(buffer, dw);
   }
 
   inTransaction = false;

TFT_eSPI.h

@@ -16,7 +16,7 @@
 #ifndef _TFT_eSPIH_
 #define _TFT_eSPIH_
 
-#define TFT_ESPI_VERSION "2.2.1"
+#define TFT_ESPI_VERSION "2.2.2"
 
 /***************************************************************************************
 **                         Section 1: Load required header files

library.json

 {
   "name": "TFT_eSPI",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "keywords": "Arduino, tft, ePaper, display, STM32, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9486, ST7789, RM68140",
   "description": "A TFT and ePaper SPI graphics library with optimisation for ESP8266, ESP32 and STM32",
   "repository":

library.properties

 name=TFT_eSPI
-version=2.2.1
+version=2.2.2
 author=Bodmer
 maintainer=Bodmer
 sentence=TFT graphics library for Arduino processors with performance optimisation for STM32, ESP8266 and ESP32