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68 lines
3.2 KiB
Plaintext
68 lines
3.2 KiB
Plaintext
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/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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extern "C" {
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void cudaInit(int argc, char **argv);
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void allocateArray(void **devPtr, int size);
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void freeArray(void *devPtr);
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void threadSync();
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void copyArrayFromDevice(void *host, const void *device,
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struct cudaGraphicsResource **cuda_vbo_resource,
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int size);
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void copyArrayToDevice(void *device, const void *host, int offset, int size);
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void registerGLBufferObject(uint vbo,
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struct cudaGraphicsResource **cuda_vbo_resource);
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void unregisterGLBufferObject(struct cudaGraphicsResource *cuda_vbo_resource);
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void *mapGLBufferObject(struct cudaGraphicsResource **cuda_vbo_resource);
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void unmapGLBufferObject(struct cudaGraphicsResource *cuda_vbo_resource);
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void setParameters(SimParams *hostParams);
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void integrateSystem(float *pos, float *vel, float deltaTime,
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uint numParticles);
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void calcHash(uint *gridParticleHash, uint *gridParticleIndex, float *pos,
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int numParticles);
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void reorderDataAndFindCellStart(uint *cellStart, uint *cellEnd,
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float *sortedPos, float *sortedVel,
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uint *gridParticleHash,
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uint *gridParticleIndex, float *oldPos,
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float *oldVel, uint numParticles,
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uint numCells);
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void collide(float *newVel, float *sortedPos, float *sortedVel,
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uint *gridParticleIndex, uint *cellStart, uint *cellEnd,
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uint numParticles, uint numCells);
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void sortParticles(uint *dGridParticleHash, uint *dGridParticleIndex,
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uint numParticles);
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}
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