Description: Shadow strength refers to the opacity or darkness of the shadows cast by objects in a scene. In the context of 3D rendering, this strength is crucial for creating a realistic visual representation of a three-dimensional environment. Shadow strength determines how lights and surfaces interact, affecting the perception of depth and volume in an image. Shadows can vary in intensity and softness, depending on factors such as the position of the light source, the distance between the object and the surface on which the shadow is cast, and the material properties of the object. Proper handling of shadow strength not only enhances the aesthetics of the scene but also contributes to the visual narrative, guiding the viewer’s attention and setting the tone of the image. In rendering, different techniques are used to simulate shadows, such as hard and soft shadows, each with its own visual impact. Therefore, shadow strength is an essential element in creating 3D graphics, as it helps define the atmosphere and authenticity of the visual representation.