Remove unused variable

Author: makermelissa

Factory_Tests/Qualia_ESP32S3_RGB666_FactoryTest/Qualia_ESP32S3_RGB666_FactoryTest.ino

@@ -10,7 +10,7 @@ extern Adafruit_TestBed TB;
 Arduino_XCA9554SWSPI *expander = new Arduino_XCA9554SWSPI(
     PCA_TFT_RESET, PCA_TFT_CS, PCA_TFT_SCK, PCA_TFT_MOSI,
     &Wire, 0x3F);
-
+    
 Arduino_ESP32RGBPanel *rgbpanel = new Arduino_ESP32RGBPanel(
     TFT_DE, TFT_VSYNC, TFT_HSYNC, TFT_PCLK,
     TFT_R1, TFT_R2, TFT_R3, TFT_R4, TFT_R5,
@@ -26,20 +26,20 @@ Arduino_RGB_Display *gfx = new Arduino_RGB_Display(
     expander, GFX_NOT_DEFINED /* RST */, TL021WVC02_init_operations, sizeof(TL021WVC02_init_operations));
 
 uint16_t *colorWheel;
-
+  
 void setup(void)
-{
+{  
   Serial.begin(115200);
   //while (!Serial) delay(100);
-
+  
 #ifdef GFX_EXTRA_PRE_INIT
   GFX_EXTRA_PRE_INIT();
 #endif
 
   Serial.println("Beginning");
   // Init Display
 
-  Wire.setClock(1000000); // speed up I2C
+  Wire.setClock(1000000); // speed up I2C 
   if (!gfx->begin()) {
     Serial.println("gfx->begin() failed!");
   }
@@ -61,7 +61,7 @@ uint8_t allpins[] = {SS, SCK, MOSI, MISO, A1, A0};
 
 bool test = false;
 void loop()
-{
+{  
   if (!test) {
     gfx->draw16bitRGBBitmap(0, 0, colorWheel, 480, 480);
     delay(100);
@@ -83,7 +83,7 @@ void loop()
 
   gfx->setCursor(100, gfx->height() / 2 - 75);
   gfx->println("I2C OK!");
-
+  
   gfx->setCursor(100, gfx->height() / 2 - 25);
   gfx->setTextColor(RED);
   gfx->println("RED");
@@ -104,11 +104,10 @@ void loop()
 void generateColorWheel(uint16_t *colorWheel) {
   float angle;
   uint8_t r, g, b;
-  int index, scaled_index;
+  int scaled_index;
 
   for(int y = 0; y < 240; y++) {
     for(int x = 0; x < 240; x++) {
-      index = y * 240 + x;
       angle = atan2(y - 120, x - 120);
       r = uint8_t(127.5 * (cos(angle) + 1));
       g = uint8_t(127.5 * (sin(angle) + 1));