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Diffstat (limited to 'cuda/3d/mem3d.cu')
| -rw-r--r-- | cuda/3d/mem3d.cu | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/cuda/3d/mem3d.cu b/cuda/3d/mem3d.cu index d09c203..9a239da 100644 --- a/cuda/3d/mem3d.cu +++ b/cuda/3d/mem3d.cu @@ -62,6 +62,25 @@ size_t availableGPUMemory() return free; } +int maxBlockDimension() +{ + int dev; + cudaError_t err = cudaGetDevice(&dev); + if (err != cudaSuccess) { + ASTRA_WARN("Error querying device"); + return 0; + } + + cudaDeviceProp props; + err = cudaGetDeviceProperties(&props, dev); + if (err != cudaSuccess) { + ASTRA_WARN("Error querying device %d properties", dev); + return 0; + } + + return std::min(props.maxTexture3D[0], std::min(props.maxTexture3D[1], props.maxTexture3D[2])); +} + MemHandle3D allocateGPUMemory(unsigned int x, unsigned int y, unsigned int z, Mem3DZeroMode zero) { SMemHandle3D_internal hnd; |