spectral wrote:You say that you have implemented it in OpenCL and CUDA, why both ? Do you have encounter some performance difference between CUDA and OpenCL ? Have you been able to use the HLBVH on the CPU too ?
We implemented the original HLBVH paper in both OpenCL and CUDA, to investigate the possibilities (and performance difference) in using AMD as well as NVIDIA GPU's. We haven't investigated how well the method works on CPU, but hopefully we'll get to it in the future.