Fic #311

Pixel function used wrong width and height for bounds check.
Remove String variable in smooth font code (not used)
Correct ESP8266UncannyEyes example for new setAddrWindow parameters

Extensions/Smooth_font.cpp

@@ -76,15 +76,13 @@ void TFT_eSPI::loadFont(String fontName)
 
    unloadFont();
     
-  _gFontFilename = "/" + fontName + ".vlw";
-
   // Avoid a crash on the ESP32 if the file does not exist
-  if (SPIFFS.exists(_gFontFilename) == false) {
+  if (SPIFFS.exists("/" + fontName + ".vlw") == false) {
     Serial.println("Font file " + fontName + " not found!");
     return;
   }
 
-  fontFile = SPIFFS.open( _gFontFilename, "r");
+  fontFile = SPIFFS.open( "/" + fontName + ".vlw", "r");
 
   if(!fontFile) return;
 

Extensions/Smooth_font.h

@@ -39,8 +39,6 @@ fontMetrics gFont = { 0, 0, 0, 0, 0, 0, 0 };
   int8_t*   gdX = NULL;       //leftExtent
   uint32_t* gBitmap = NULL;   //file pointer to greyscale bitmap
 
-  String   _gFontFilename;
-
   bool     fontLoaded = false; // Flags when a anti-aliased font is loaded
 
  private:

Extensions/Sprite.cpp

@@ -1059,6 +1059,8 @@ int16_t TFT_eSprite::height(void)
 // Does nothing for 8 and 16 bpp sprites. TODO allow rotation of these sprites
 void TFT_eSprite::setRotation(uint8_t rotation)
 {
+  if (_bpp != 1) return;
+
   _rotation = rotation;
   if (rotation == 0 && _iwidth > _iheight) swap_coord(_iwidth, _iheight);
   if (rotation == 1 && _iwidth < _iheight) swap_coord(_iwidth, _iheight);
@@ -1085,19 +1087,22 @@ uint8_t TFT_eSprite::getRotation(void)
 void TFT_eSprite::drawPixel(int32_t x, int32_t y, uint32_t color)
 {
   // Range checking
-  if ((x < 0) || (y < 0) ||(x >= _width) || (y >= _height) || !_created) return;
+  if ((x < 0) || (y < 0) || !_created) return;
 
   if (_bpp == 16)
   {
+    if ((x >= _iwidth) || (y >= _iheight)) return;
     color = (color >> 8) | (color << 8);
     _img[x+y*_iwidth] = (uint16_t) color;
   }
   else if (_bpp == 8)
   {
+    if ((x >= _iwidth) || (y >= _iheight)) return;
     _img8[x+y*_iwidth] = (uint8_t)((color & 0xE000)>>8 | (color & 0x0700)>>6 | (color & 0x0018)>>3);
   }
   else // 1 bpp
   {
+    if ((x >= _dwidth) || (y >= _dheight)) return;
     if (_rotation == 1)
     {
       uint16_t tx = x;

examples/Generic/ESP8266_uncannyEyes/ESP8266_uncannyEyes.ino

@@ -141,7 +141,7 @@ void drawEye( // Renders one eye.  Inputs must be pre-clipped & valid.
   // reset on each frame here in case of an SPI glitch.
 
   //eye[e].tft.setAddrWindow(319-127, 0, 319, 127);
-  eye[e].tft.setAddrWindow(0, 0, 128, 128);
+  eye[e].tft.setAddrWindow(0, 0, 127, 127);
   
   //digitalWrite(eye[e].cs, LOW);                       // Chip select
 

library.json

@@ -1,6 +1,6 @@
 {
   "name": "TFT_eSPI",
-  "version": "1.4.6",
+  "version": "1.4.7",
   "keywords": "tft, ePaper, display, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9486, ST7789",
   "description": "A TFT and ePaper SPI graphics library for ESP8266 and ESP32",
   "repository":

library.properties

@@ -1,5 +1,5 @@
 name=TFT_eSPI
-version=1.4.6
+version=1.4.7
 author=Bodmer
 maintainer=Bodmer
 sentence=A fast TFT graphics library for ESP8266 and ESP32 processors for the Arduino IDE