Porting focus based features and fix rendering

src/basic/math.cpp

@@ -181,3 +181,8 @@ float SafeDivide(float a, float b) {
     }
     return a / b;
 }
+
+bool CheckCollisionPointRec(Vec2 point, Rect2 rec) {
+    bool result = (point.x >= rec.min.x) && (point.x < rec.max.x) && (point.y >= rec.min.y) && (point.y < rec.max.y);
+    return result;
+}

src/basic/math_int.cpp

@@ -141,3 +141,8 @@ Int SafeDivide(Int a, Int b) {
     }
     return a / b;
 }
+
+bool CheckCollisionPointRec(Vec2I point, Rect2I rec) {
+    bool result = (point.x >= rec.min.x) && (point.x < rec.max.x) && (point.y >= rec.min.y) && (point.y < rec.max.y);
+    return result;
+}