setPixel with 'double'-coordinates

src/patrix/display/Display.h

@@ -89,6 +89,10 @@ public:
     fillRect(0, 0, width, height, Black);
   }
 
+  void setPixel(const double x, const double y, const RGBA color) {
+    setPixel(static_cast<int>(round(x)), static_cast<int>(round(y)), color);
+  }
+
   void setPixel(const int x, const int y, const RGBA color) {
     if (x < 0 || x >= width || y < 0 || y >= height) {
       return;