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Vertex Index

Wagner de Souza 8 years ago • updated by Freya Holmér (Developer) 8 years ago • 1

There is a way to get the Vertex Number/Index of a mesh?

Answer

Answer
Completed
Freya Holmér (Developer) 8 years ago

The best way that is supported by all platforms is to write it into the mesh data. For instance, you can pick an unused UV channel, and on the CPU preprocess the mesh and write the indices into the UV channel, and then you can read the UV channel in the shader to get the index

Answer
Completed
Freya Holmér (Developer) 8 years ago

The best way that is supported by all platforms is to write it into the mesh data. For instance, you can pick an unused UV channel, and on the CPU preprocess the mesh and write the indices into the UV channel, and then you can read the UV channel in the shader to get the index

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