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Render Quality

There are two Render Quality settings, each with a different balance of three variables: eye rays, reflection samples, and lighting accuracy.

Setting Eye rays variable Reflection samples variable Lighting accuracy variable When to use Speed
Standard 4.0 1 Low More accurate than Draft. Perfect for quick visualization during design. 4x
Final 32 16 High Lower noise and broader tonal range than High. Perfect for archival rendering, when speed is not a priority. 20x
Note: Speed comparisons are relative. The overall rendering time for any image is a function of render quality, image resolution, and complexity of the scene.


Standard



Final

Eye Rays

Ray tracing analyzes the way simulated rays of light bounce around in your 3D scene. Eye rays refers to the number of initial simulated light rays being traced per pixel in the final rendered image of your scene. The more eye rays that are calculated per pixel, the greater the accuracy of this variable's final value.

Reflection Samples

The quality of a calculated reflection depends on the amount of detail in the texture of the surface. Reflection samples refers to the amount of detail per eye ray. A higher number of reflection samples results in reflections that appear more photorealistic.

Lighting Accuracy

Rendering a scene requires analyzing all the light sources present, for each pixel in the final image. This analysis can often be simplified with little perceptible effect, resulting in dramatic speed improvements. Lighting accuracy refers to the amount of simplification applied to the lighting in your scene when each pixel in the final rendered image is calculated. Draft quality mode further simplifies the lighting calculation by averaging groups of pixels with similar properties.

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