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cudawrapper.h
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cudawrapper.h
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#ifndef I3D_LINE3D_PP_CUDAWRAPPER_H_
#define I3D_LINE3D_PP_CUDAWRAPPER_H_
// check if CUDA available
#include "configLIBS.h"
#ifdef L3DPP_CUDA
/*
Line3D++ - Line-based Multi View Stereo
Copyright (C) 2015 Manuel Hofer
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// std
#include <list>
#include <vector>
// external
#include "cuda.h"
#include "cuda_runtime.h"
#include "math_constants.h"
#include "helper_math.h"
#include "boost/thread/mutex.hpp"
// internal
#include "dataArray.h"
#include "sparsematrix.h"
#include "commons.h"
/**
* Line3D++ - CUDA functionality
* ====================
* All CUDA functions are defined here.
* ====================
* Author: M.Hofer, 2015
*/
namespace L3DPP
{
// constants
const unsigned int L3D_BLOCK_SIZE = 16;
const int L3D_GPU_BUFFER_LEN = 3072;
const int L3D_GPU_BUFFER_SIZE = L3D_GPU_BUFFER_LEN*L3D_GPU_BUFFER_LEN;
// device constants
__device__ const float L3D_EPS_GPU = 1e-12;
__device__ const float L3D_PI_1_2_GPU = 1.571f;
// feature matching
extern unsigned int match_lines_GPU(L3DPP::DataArray<float4>* lines_src,
L3DPP::DataArray<float4>* lines_tgt,
L3DPP::DataArray<float>* F,
L3DPP::DataArray<float>* RtKinv_src,
L3DPP::DataArray<float>* RtKinv_tgt,
const float3 C_src, const float3 C_tgt,
std::vector<std::list<L3DPP::Match> >* matches,
const unsigned int srcCamID, const unsigned int tgtCamID,
const float epi_overlap, const int kNN);
// scoring of matches
extern void score_matches_GPU(L3DPP::DataArray<float4>* lines,
L3DPP::DataArray<float4>* matches,
L3DPP::DataArray<int2>* ranges,
L3DPP::DataArray<float>* scores,
L3DPP::DataArray<float2>* regularizers_tgt,
L3DPP::DataArray<float>* RtKinv,
const float3 C, const float two_sigA_sqr,
const float k, const float min_similarity);
// find collinear segments
extern void find_collinear_segments_GPU(L3DPP::DataArray<char>* C,
L3DPP::DataArray<float4>* lines,
const float dist_t);
// replicator dynamics diffusion [M.Donoser, BMVC'13]
extern void replicator_dynamics_diffusion_GPU(L3DPP::SparseMatrix* &W, const std::string prefix);
}
#endif //L3DPP_CUDA
#endif //I3D_LINE3D_PP_CUDAWRAPPER_H_