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This is useful to keep render times from any unwanted caustics. Caustics generated from your environment can also be disabled in the render settings. If you only want caustics in your beauty pass you must uncheck this setting. By default, " Caustics only in caustic pass" is enabled. This can be extremely handy if you want to have more control over the strength of the caustics when it comes to compositing. This allows you to create a separate render pass just for the caustics whilst keeping your beauty pass clean.
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Instead, it is recommended to increase the Fresnel IOR to a value of 10 or greater.Ī new caustics pass has been added to Corona's Multi-pass list. Highly reflective metals do not require the need to enable ' Caustics (slow)' as done for refractive materials. If you are working with transparent materials such as glass or water you must also enable ' Caustic (slow)' in the materials refraction settings.
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If you want the caustics to show up just in the beauty pass, you must uncheck " Caustics only in caustics pass".
#How to set up hdri cinema 4d software
By default, " Caustics only in caustics pass" is enabled, this means that you can render just the caustics to its own separate render pass and be composited later in a third-party software such as Photoshop for example. In the Corona render settings under the performance tab, ensure that you have ' E nabled' activated.