Minor style updates

Author: Gideon Serfontein

examples/shapes/shapes_pie_chart.c

@@ -6,7 +6,7 @@
 *
 *   Example originally created with raylib 5.5, last time updated with raylib 5.6
 *
-*   Example contributed by <Gideon Serfontein> (@GideonSerf) and reviewed by Ramon Santamaria (@raysan5)
+*   Example contributed by Gideon Serfontein (@GideonSerf) and reviewed by Ramon Santamaria (@raysan5)
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
 *   BSD-like license that allows static linking with closed source software
@@ -29,12 +29,15 @@ int main(void)
 
     InitWindow(screenWidth, screenHeight, "raylib [shapes] example - pie chart");
 
+    // Pie slice angles (must sum to 360)
     const int angles[] = { 30, 10, 45, 35, 60, 38, 75, 67 };
-    const int anglesCount = sizeof(angles)/sizeof(angles[0]);
+    const int anglesCount = (int)(sizeof(angles)/sizeof(angles[0]));
+
     const float radius = 150.0f;
-    const Vector2 center = { screenWidth/2.0f, screenHeight/2.0f};
+    const Vector2 center = { screenWidth/2.0f, screenHeight/2.0f };
 
-    SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
+    // Set our game to run at 60 frames-per-second
+    SetTargetFPS(60);
     //--------------------------------------------------------------------------------------
 
     // Main game loop
@@ -47,11 +50,19 @@ int main(void)
             ClearBackground(RAYWHITE);
 
             float lastAngleDeg = 0.0f;
+
+            // Number of radial segments for sector drawing
+            const int segments = 100;
+
             for (int i = 0; i < anglesCount; i++)
             {
-                unsigned char gray = (unsigned char) ((i / (float)anglesCount) * 255.0f); // Gradient gray colors
-                // Draw pie piece using the DrawCircleSector() function
-                DrawCircleSector(center, radius, lastAngleDeg, lastAngleDeg + angles[i], 100, (Color){gray, gray, gray, 255}); 
+                // Gradient gray color per slice
+                unsigned char gray = (unsigned char)((i/(float)anglesCount)*255.0f);
+
+                // Draw pie piece using DrawCircleSector()
+                DrawCircleSector(center, radius, lastAngleDeg, lastAngleDeg + (float)angles[i],
+                    segments, (Color){ gray, gray, gray, 255 });
+
                 lastAngleDeg += (float)angles[i];
             }