+ * @brief Sets Scale Factor of Image Based Light Source.
+ *
+ * @note If SetImageBasedLightSource() or SetImageBasedLightTexture() method is called after this method, scaleFactor is overrided.
+ *
+ * @param[in] scaleFactor scale factor that controls light source intensity in [0.0f, 1.0f].
+ */
+ void SetImageBasedLightScaleFactor(float scaleFactor);
+
+ /**
+ * @brief Gets Scale Factor of Image Based Light Source.
+ * Default value is 1.0f.
+ *
+ * @return scale factor that controls light source intensity.
+ */
+ float GetImageBasedLightScaleFactor() const;
+
+ /**