53 lines
2.0 KiB
C
53 lines
2.0 KiB
C
/*
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Bullet Continuous Collision Detection and Physics Library, http://bulletphysics.org
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Copyright (C) 2006, 2007 Sony Computer Entertainment Inc.
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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// Shared definitions for GPU-based utilities
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//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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// Keep this file free from Bullet headers
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// it is included into both CUDA and CPU code
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// file with definitions of BT_GPU_xxx should be included first
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//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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#ifndef BTGPUUTILSDHAREDDEFS_H
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#define BTGPUUTILSDHAREDDEFS_H
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extern "C"
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{
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//Round a / b to nearest higher integer value
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int BT_GPU_PREF(iDivUp)(int a, int b);
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// compute grid and thread block size for a given number of elements
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void BT_GPU_PREF(computeGridSize)(int n, int blockSize, int &numBlocks, int &numThreads);
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void BT_GPU_PREF(allocateArray)(void** devPtr, unsigned int size);
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void BT_GPU_PREF(freeArray)(void* devPtr);
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void BT_GPU_PREF(copyArrayFromDevice)(void* host, const void* device, unsigned int size);
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void BT_GPU_PREF(copyArrayToDevice)(void* device, const void* host, unsigned int size);
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void BT_GPU_PREF(registerGLBufferObject(unsigned int vbo));
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void* BT_GPU_PREF(mapGLBufferObject(unsigned int vbo));
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void BT_GPU_PREF(unmapGLBufferObject(unsigned int vbo));
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} // extern "C"
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#endif // BTGPUUTILSDHAREDDEFS_H
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