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/*
-----------------------------------------------------------------------
Copyright: 2010-2016, iMinds-Vision Lab, University of Antwerp
2014-2016, CWI, Amsterdam
Contact: astra@uantwerpen.be
Website: http://www.astra-toolbox.com/
This file is part of the ASTRA Toolbox.
The ASTRA Toolbox 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.
The ASTRA Toolbox 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 the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>.
-----------------------------------------------------------------------
*/
/** \file astra_mex_c.cpp
*
* \brief Contains some basic "about" functions.
*/
#include <mex.h>
#include "mexHelpFunctions.h"
#include "mexInitFunctions.h"
#include "astra/Globals.h"
#include "astra/AstraObjectManager.h"
#ifdef ASTRA_CUDA
#include "../cuda/2d/astra.h"
#include "../cuda/2d/util.h"
#include "astra/CompositeGeometryManager.h"
#endif
using namespace std;
using namespace astra;
//-----------------------------------------------------------------------------------------
/** astra_mex('credits');
*
* Print Credits
*/
void astra_mex_credits(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
mexPrintf("The ASTRA Toolbox has been developed at the University of Antwerp and CWI, Amsterdam by\n");
mexPrintf(" * Prof. dr. Joost Batenburg\n");
mexPrintf(" * Prof. dr. Jan Sijbers\n");
mexPrintf(" * Dr. Jeroen Bedorf\n");
mexPrintf(" * Dr. Folkert Bleichrodt\n");
mexPrintf(" * Dr. Andrei Dabravolski\n");
mexPrintf(" * Dr. Willem Jan Palenstijn\n");
mexPrintf(" * Dr. Tom Roelandts\n");
mexPrintf(" * Dr. Wim van Aarle\n");
mexPrintf(" * Dr. Gert Van Gompel\n");
mexPrintf(" * Sander van der Maar, MSc.\n");
mexPrintf(" * Gert Merckx, MSc.\n");
mexPrintf(" * Daan Pelt, MSc.\n");
}
//-----------------------------------------------------------------------------------------
/** use_cuda = astra_mex('use_cuda');
*
* Is CUDA enabled?
*/
void astra_mex_use_cuda(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
if (1 <= nlhs) {
plhs[0] = mxCreateDoubleScalar(astra::cudaEnabled() ? 1 : 0);
}
}
//-----------------------------------------------------------------------------------------
/** set_gpu_index = astra_mex('set_gpu_index');
*
* Set active GPU
*/
void astra_mex_set_gpu_index(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
#ifdef ASTRA_CUDA
bool usage = false;
if (nrhs != 2 && nrhs != 4) {
usage = true;
}
astra::SGPUParams params;
params.memory = 0;
if (!usage && nrhs >= 4) {
std::string s = mexToString(prhs[2]);
if (s != "memory") {
usage = true;
} else {
params.memory = (size_t)mxGetScalar(prhs[3]);
}
}
if (!usage && nrhs >= 2) {
int n = mxGetN(prhs[1]) * mxGetM(prhs[1]);
params.GPUIndices.resize(n);
double* pdMatlabData = mxGetPr(prhs[1]);
for (int i = 0; i < n; ++i)
params.GPUIndices[i] = (int)pdMatlabData[i];
astra::CCompositeGeometryManager::setGlobalGPUParams(params);
// Set first GPU
if (n >= 1) {
bool ret = astraCUDA::setGPUIndex((int)pdMatlabData[0]);
if (!ret)
mexPrintf("Failed to set GPU %d\n", (int)pdMatlabData[0]);
}
}
if (usage) {
mexPrintf("Usage: astra_mex('set_gpu_index', index/indices [, 'memory', memory])");
}
#endif
}
/** get_gpu_info = astra_mex('get_gpu_info');
*
* Get GPU info
*/
void astra_mex_get_gpu_info(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
#ifdef ASTRA_CUDA
int device = -1;
if (nrhs >= 2 && mxIsDouble(prhs[1]) && mxGetN(prhs[1]) * mxGetM(prhs[1]) == 1 ) {
device = (int)mxGetScalar(prhs[1]);
}
mexPrintf("%s\n", astraCUDA::getCudaDeviceString(device).c_str());
#endif
}
//-----------------------------------------------------------------------------------------
/** version_number = astra_mex('version');
*
* Fetch the version number of the toolbox.
*/
void astra_mex_version(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
if (1 <= nlhs) {
plhs[0] = mxCreateDoubleScalar(astra::getVersion());
} else {
mexPrintf("ASTRA Toolbox version %s\n", astra::getVersionString());
}
}
//-----------------------------------------------------------------------------------------
void astra_mex_info(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
if (nrhs < 2) {
mexErrMsgTxt("Usage: astra_mex('info', index/indices);\n");
return;
}
for (int i = 1; i < nrhs; i++) {
int iDataID = (int)(mxGetScalar(prhs[i]));
CAstraObjectManagerBase *ptr;
ptr = CAstraIndexManager::getSingleton().get(iDataID);
if (ptr) {
mexPrintf("%s\t%s\n", ptr->getType().c_str(), ptr->getInfo(iDataID).c_str());
}
}
}
//-----------------------------------------------------------------------------------------
void astra_mex_delete(int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
if (nrhs < 2) {
mexErrMsgTxt("Usage: astra_mex('delete', index/indices);\n");
return;
}
for (int i = 1; i < nrhs; i++) {
int iDataID = (int)(mxGetScalar(prhs[i]));
CAstraObjectManagerBase *ptr;
ptr = CAstraIndexManager::getSingleton().get(iDataID);
if (ptr)
ptr->remove(iDataID);
}
}
//-----------------------------------------------------------------------------------------
static void printHelp()
{
mexPrintf("Please specify a mode of operation.\n");
mexPrintf(" Valid modes: version, use_cuda, credits, set_gpu_index, info, delete\n");
}
//-----------------------------------------------------------------------------------------
/**
* ... = astra_mex(type,...);
*/
void mexFunction(int nlhs, mxArray* plhs[],
int nrhs, const mxArray* prhs[])
{
// INPUT0: Mode
string sMode = "";
if (1 <= nrhs) {
sMode = mexToString(prhs[0]);
} else {
printHelp();
return;
}
initASTRAMex();
// SWITCH (MODE)
if (sMode == std::string("version")) {
astra_mex_version(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("use_cuda")) {
astra_mex_use_cuda(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("credits")) {
astra_mex_credits(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("set_gpu_index")) {
astra_mex_set_gpu_index(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("get_gpu_info")) {
astra_mex_get_gpu_info(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("info")) {
astra_mex_info(nlhs, plhs, nrhs, prhs);
} else if (sMode == std::string("delete")) {
astra_mex_delete(nlhs, plhs, nrhs, prhs);
} else {
printHelp();
}
return;
}
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