diff options
| author | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-11-21 05:00:03 +0400 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-11-21 05:00:03 +0400 |
| commit | fdadfde5c5cc2c5b7255834170b32c4d169bdd42 (patch) | |
| tree | f681b0c10cf8341d783586874b1c75f4fd7a73db /intern/cycles/device | |
| parent | f43e75c4d6decffe813f28b083a54158758ff5f9 (diff) | |
Fix #33158: motion vector pass wrong in cycles in some scenes, wrong vectors
due to float precision problem in matrix inverse.
Diffstat (limited to 'intern/cycles/device')
| -rw-r--r-- | intern/cycles/device/device_cuda.cpp | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/intern/cycles/device/device_cuda.cpp b/intern/cycles/device/device_cuda.cpp index d797c0f09ca..14f8cfa8767 100644 --- a/intern/cycles/device/device_cuda.cpp +++ b/intern/cycles/device/device_cuda.cpp @@ -60,7 +60,7 @@ public: return (CUdeviceptr)mem; } - const char *cuda_error_string(CUresult result) + static const char *cuda_error_string(CUresult result) { switch(result) { case CUDA_SUCCESS: return "No errors"; @@ -915,12 +915,21 @@ Device *device_cuda_create(DeviceInfo& info, Stats &stats, bool background) void device_cuda_info(vector<DeviceInfo>& devices) { + CUresult result; int count = 0; - if(cuInit(0) != CUDA_SUCCESS) + result = cuInit(0); + if(result != CUDA_SUCCESS) { + if(result != CUDA_ERROR_NO_DEVICE) + fprintf(stderr, "CUDA cuInit: %s\n", CUDADevice::cuda_error_string(result)); return; - if(cuDeviceGetCount(&count) != CUDA_SUCCESS) + } + + result = cuDeviceGetCount(&count); + if(result != CUDA_SUCCESS) { + fprintf(stderr, "CUDA cuDeviceGetCount: %s\n", CUDADevice::cuda_error_string(result)); return; + } vector<DeviceInfo> display_devices; |