Update core_3d_picking.c

examples/core/core_3d_picking.c

@@ -21,7 +21,7 @@ int main(void)
     InitWindow(screenWidth, screenHeight, "raylib [core] example - 3d picking");
 
     // Define the camera to look into our 3d world
-    Camera camera;
+    Camera camera = { 0 };
     camera.position = (Vector3){ 10.0f, 10.0f, 10.0f }; // Camera position
     camera.target = (Vector3){ 0.0f, 0.0f, 0.0f };      // Camera looking at point
     camera.up = (Vector3){ 0.0f, 1.0f, 0.0f };          // Camera up vector (rotation towards target)
@@ -31,7 +31,7 @@ int main(void)
     Vector3 cubePosition = { 0.0f, 1.0f, 0.0f };
     Vector3 cubeSize = { 2.0f, 2.0f, 2.0f };
 
-    Ray ray = {0.0f, 0.0f, 0.0f};        // Picking line ray
+    Ray ray = { 0 };                    // Picking line ray
 
     bool collision = false;
 
@@ -48,6 +48,8 @@ int main(void)
         UpdateCamera(&camera);          // Update camera
 
         if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+        {
+            if (!collision)
             {
                 ray = GetMouseRay(GetMousePosition(), camera);
 
@@ -56,6 +58,8 @@ int main(void)
                             (BoundingBox){(Vector3){ cubePosition.x - cubeSize.x/2, cubePosition.y - cubeSize.y/2, cubePosition.z - cubeSize.z/2 },
                                           (Vector3){ cubePosition.x + cubeSize.x/2, cubePosition.y + cubeSize.y/2, cubePosition.z + cubeSize.z/2 }});
             }
+            else collision = false;
+        }
         //----------------------------------------------------------------------------------
 
         // Draw