Merge pull request #64 from ph1p/bugfix/brightness

fix(brightness): add brightness boundaries
ph1p · Nov 20, 2023 · 0f163bd · 0f163bd
2 parents 2abb613 + ff99325
commit 0f163bd
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/screen.cpp b/src/screen.cpp
@@ -111,15 +111,15 @@ void Screen_::setPixelAtIndex(uint8_t index, uint8_t value, uint8_t brightness)
 {
   if (index >= 0 && index < COLS * ROWS)
   {
-    this->renderBuffer_[index] = value * brightness;
+    this->renderBuffer_[index] = value <= 0 || brightness <= 0 ? 0 : (brightness > 255 ? 255 : brightness);
   }
 }
 
 void Screen_::setPixel(uint8_t x, uint8_t y, uint8_t value, uint8_t brightness)
 {
   if (x >= 0 && y >= 0 && x < 16 && y < 16)
   {
-    this->renderBuffer_[y * 16 + x] = value * brightness;
+    this->renderBuffer_[y * 16 + x] = value <= 0 || brightness <= 0 ? 0 : (brightness > 255 ? 255 : brightness);
   }
 }