540 lines
21 KiB
C++
540 lines
21 KiB
C++
#include "stdafx.h"
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#include "TBPImageAlgCls.h"
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#include <QDateTime>
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#include <QDebug>
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#include <QString>
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#include <cmath>
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#include <QProgressDialog>
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#include <QMessageBox>
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#include "GPUTool.cuh"
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#include "GPUTBPImage.cuh"
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#include "ImageOperatorBase.h"
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#include "BPBasic0_CUDA.cuh"
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#include "BaseTool.h"
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#include <GPUBpSimulation.cuh>
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void CreatePixelXYZ(std::shared_ptr<EchoL0Dataset> echoL0ds, QString outPixelXYZPath)
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{
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long bandwidth = echoL0ds->getBandwidth();
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double Rnear = echoL0ds->getNearRange();
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double Rfar = echoL0ds->getFarRange();
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double refRange = echoL0ds->getRefPhaseRange();
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double dx = LIGHTSPEED / 2.0 / bandwidth; // c/2b
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// 创建坐标系统
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long prfcount = echoL0ds->getPluseCount();
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long freqcount = echoL0ds->getPlusePoints();
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Eigen::MatrixXd gt = Eigen::MatrixXd::Zero(2, 3);
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gt(0, 0) = 0;
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gt(0, 1) = 1;
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gt(0, 2) = 0;
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gt(1, 0) = 0;
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gt(1, 1) = 0;
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gt(1, 2) = 1;
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gdalImage xyzRaster = CreategdalImage(outPixelXYZPath, prfcount, freqcount, 3, gt, QString(""), false, true,true,GDT_Float64);
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std::shared_ptr<double> antpos = echoL0ds->getAntPos();
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dx = (echoL0ds->getFarRange()-echoL0ds->getNearRange())/(echoL0ds->getPlusePoints()-1);
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Rnear = echoL0ds->getNearRange();
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double Rref = echoL0ds->getRefPhaseRange();
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double centerInc = echoL0ds->getCenterAngle()*d2r;
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long echocol = Memory1GB * 1.0 / 8 / 4 / prfcount * 6;
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qDebug() << "echocol:\t " << echocol ;
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echocol = echocol < 1 ? 1: echocol;
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std::shared_ptr<double> Pxs((double*)mallocCUDAHost(sizeof(double)*prfcount), FreeCUDAHost);
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std::shared_ptr<double> Pys((double*)mallocCUDAHost(sizeof(double) * prfcount), FreeCUDAHost);
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std::shared_ptr<double> Pzs((double*)mallocCUDAHost(sizeof(double) * prfcount), FreeCUDAHost);
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std::shared_ptr<double> AntDirectX((double*)mallocCUDAHost(sizeof(double) * prfcount), FreeCUDAHost);
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std::shared_ptr<double> AntDirectY((double*)mallocCUDAHost(sizeof(double) * prfcount), FreeCUDAHost);
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std::shared_ptr<double> AntDirectZ((double*)mallocCUDAHost(sizeof(double) * prfcount), FreeCUDAHost);
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{
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std::shared_ptr<double> antpos = echoL0ds->getAntPos();
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double time = 0;
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double Px = 0;
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double Py = 0;
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double Pz = 0;
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for (long i = 0; i < prfcount; i++) {
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Pxs.get()[i] = antpos.get()[i * 19 + 1]; // 卫星坐标
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Pys.get()[i] = antpos.get()[i * 19 + 2];
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Pzs.get()[i] = antpos.get()[i * 19 + 3];
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AntDirectX.get()[i] = antpos.get()[i * 19 + 13];// zero doppler
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AntDirectY.get()[i] = antpos.get()[i * 19 + 14];
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AntDirectZ.get()[i] = antpos.get()[i * 19 + 15];
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double NormAnt = std::sqrt(AntDirectX.get()[i] * AntDirectX.get()[i] +
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AntDirectY.get()[i] * AntDirectY.get()[i] +
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AntDirectZ.get()[i] * AntDirectZ.get()[i]);
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AntDirectX.get()[i] = AntDirectX.get()[i] / NormAnt;
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AntDirectY.get()[i] = AntDirectY.get()[i] / NormAnt;
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AntDirectZ.get()[i] = AntDirectZ.get()[i] / NormAnt;// 归一化
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}
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antpos.reset();
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}
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std::shared_ptr<double> d_Pxs((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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std::shared_ptr<double> d_Pys((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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std::shared_ptr<double> d_Pzs((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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std::shared_ptr<double> d_AntDirectX((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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std::shared_ptr<double> d_AntDirectY((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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std::shared_ptr<double> d_AntDirectZ((double*)mallocCUDADevice(sizeof(double) * prfcount), FreeCUDADevice);
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HostToDevice(Pxs.get(), d_Pxs.get(), sizeof(double) * prfcount);
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HostToDevice(Pys.get(), d_Pys.get(), sizeof(double) * prfcount);
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HostToDevice(Pzs.get(), d_Pzs.get(), sizeof(double) * prfcount);
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HostToDevice(AntDirectX.get(), d_AntDirectX.get(), sizeof(double) * prfcount);
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HostToDevice(AntDirectY.get(), d_AntDirectY.get(), sizeof(double) * prfcount);
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HostToDevice(AntDirectZ.get(), d_AntDirectZ.get(), sizeof(double) * prfcount);
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for (long startcolidx = 0; startcolidx < freqcount; startcolidx = startcolidx + echocol) {
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long tempechocol = echocol;
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if (startcolidx + tempechocol >= freqcount) {
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tempechocol = freqcount - startcolidx;
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}
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qDebug() << "\r[" << QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss.zzz") << "] imgxyz :\t" << startcolidx << "\t-\t" << startcolidx + tempechocol << " / " << freqcount ;
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std::shared_ptr<double> demx = readDataArr<double>(xyzRaster, 0, startcolidx, prfcount, tempechocol, 1, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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std::shared_ptr<double> demy = readDataArr<double>(xyzRaster, 0, startcolidx, prfcount, tempechocol, 2, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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std::shared_ptr<double> demz = readDataArr<double>(xyzRaster, 0, startcolidx, prfcount, tempechocol, 3, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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std::shared_ptr<double> h_demx((double*)mallocCUDAHost(sizeof(double) * prfcount*tempechocol), FreeCUDAHost);
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std::shared_ptr<double> h_demy((double*)mallocCUDAHost(sizeof(double) * prfcount*tempechocol), FreeCUDAHost);
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std::shared_ptr<double> h_demz((double*)mallocCUDAHost(sizeof(double) * prfcount*tempechocol), FreeCUDAHost);
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#pragma omp parallel for
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for (long ii = 0; ii < prfcount; ii++) {
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for (long jj = 0; jj < tempechocol; jj++) {
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h_demx.get()[ii*tempechocol+jj]=demx.get()[ii*tempechocol+jj];
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h_demy.get()[ii*tempechocol+jj]=demy.get()[ii*tempechocol+jj];
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h_demz.get()[ii*tempechocol+jj]=demz.get()[ii*tempechocol+jj];
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}
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}
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std::shared_ptr<double> d_demx((double*)mallocCUDADevice(sizeof(double) * prfcount * tempechocol), FreeCUDADevice);
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std::shared_ptr<double> d_demy((double*)mallocCUDADevice(sizeof(double) * prfcount * tempechocol), FreeCUDADevice);
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std::shared_ptr<double> d_demz((double*)mallocCUDADevice(sizeof(double) * prfcount * tempechocol), FreeCUDADevice);
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HostToDevice(h_demx.get(), d_demx.get(), sizeof(double) * prfcount * tempechocol);
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HostToDevice(h_demy.get(), d_demy.get(), sizeof(double) * prfcount * tempechocol);
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HostToDevice(h_demz.get(), d_demz.get(), sizeof(double) * prfcount * tempechocol);
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TIMEBPCreateImageGrid(
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d_Pxs.get(), d_Pys.get(), d_Pzs.get(),
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d_AntDirectX.get(), d_AntDirectY.get(), d_AntDirectZ.get(),
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d_demx.get(), d_demy.get(), d_demz.get(),
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prfcount, tempechocol, 1000,
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Rnear+dx* startcolidx, dx, refRange // 更新最近修读
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);
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DeviceToHost(h_demx.get(), d_demx.get(), sizeof(double) * prfcount * tempechocol);
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DeviceToHost(h_demy.get(), d_demy.get(), sizeof(double) * prfcount * tempechocol);
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DeviceToHost(h_demz.get(), d_demz.get(), sizeof(double) * prfcount * tempechocol);
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#pragma omp parallel for
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for (long ii = 0; ii < prfcount; ii++) {
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for (long jj = 0; jj < tempechocol; jj++) {
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demx.get()[ii * tempechocol + jj]=h_demx.get()[ii * tempechocol + jj] ;
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demy.get()[ii * tempechocol + jj]=h_demy.get()[ii * tempechocol + jj] ;
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demz.get()[ii * tempechocol + jj]=h_demz.get()[ii * tempechocol + jj] ;
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}
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}
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xyzRaster.saveImage(demx, 0, startcolidx,prfcount,tempechocol, 1);
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xyzRaster.saveImage(demy, 0, startcolidx,prfcount,tempechocol, 2);
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xyzRaster.saveImage(demz, 0, startcolidx,prfcount,tempechocol, 3);
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}
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}
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void TBPImageProcess(QString echofile, QString outImageFolder, QString imagePlanePath,long num_thread)
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{
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std::shared_ptr<EchoL0Dataset> echoL0ds(new EchoL0Dataset);
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echoL0ds->Open(echofile);
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std::shared_ptr< SARSimulationImageL1Dataset> imagL1(new SARSimulationImageL1Dataset);
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imagL1->setCenterAngle(echoL0ds->getCenterAngle());
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imagL1->setCenterFreq(echoL0ds->getCenterFreq());
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imagL1->setNearRange(echoL0ds->getNearRange());
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imagL1->setRefRange((echoL0ds->getNearRange() + echoL0ds->getFarRange()) / 2);
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imagL1->setFarRange(echoL0ds->getFarRange());
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imagL1->setFs(echoL0ds->getFs());
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imagL1->setLookSide(echoL0ds->getLookSide());
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imagL1->OpenOrNew(outImageFolder, echoL0ds->getSimulationTaskName(), echoL0ds->getPluseCount(), echoL0ds->getPlusePoints());
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TBPImageAlgCls TBPimag;
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TBPimag.setEchoL0(echoL0ds);
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TBPimag.setImageL1(imagL1);
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TBPimag.setImagePlanePath(imagePlanePath);
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TBPimag.Process(num_thread);
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}
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void TBPImageAlgCls::setImagePlanePath(QString INimagePlanePath)
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{
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this->imagePlanePath = INimagePlanePath;
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}
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QString TBPImageAlgCls::getImagePlanePath()
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{
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return this->imagePlanePath;
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}
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void TBPImageAlgCls::setEchoL0(std::shared_ptr<EchoL0Dataset> inL0ds)
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{
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this->L0ds = inL0ds;
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}
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void TBPImageAlgCls::setImageL1(std::shared_ptr<SARSimulationImageL1Dataset> inL1ds)
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{
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this->L1ds = inL1ds;
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}
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std::shared_ptr<EchoL0Dataset> TBPImageAlgCls::getEchoL1()
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{
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return this->L0ds;
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}
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std::shared_ptr<SARSimulationImageL1Dataset> TBPImageAlgCls::getImageL0()
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{
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return this->L1ds;
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}
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ErrorCode TBPImageAlgCls::Process(long num_thread)
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{
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qDebug() << u8"开始成像";
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qDebug() << u8"创建成像平面的XYZ";
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QString outRasterXYZ = JoinPath(this->L1ds->getoutFolderPath(), this->L0ds->getSimulationTaskName() + "_xyz.bin");
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CreatePixelXYZ(this->L0ds, outRasterXYZ);
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return this->ProcessWithGridNet(num_thread, outRasterXYZ);
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}
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ErrorCode TBPImageAlgCls::ProcessWithGridNet(long num_thread,QString xyzRasterPath)
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{
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this->outRasterXYZPath = xyzRasterPath;
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//qDebug() << u8"频域回波-> 时域回波";
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//this->TimeEchoDataPath = JoinPath(this->L1ds->getoutFolderPath(), this->L0ds->getSimulationTaskName() + "_Timeecho.bin");
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//this->EchoFreqToTime();
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// 初始化Raster
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qDebug() << u8"初始化影像";
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long imageheight = this->L1ds->getrowCount();
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long imagewidth = this->L1ds->getcolCount();
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long blokline = Memory1GB / 8 / 4 / imageheight * 32;
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blokline = blokline < 1000 ? 1000 : blokline;
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long startline = 0;
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for (startline = 0; startline < imageheight; startline = startline + blokline) {
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long templine = blokline;
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if (startline + templine >= imageheight) {
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templine = imageheight - startline;
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}
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qDebug() << "\r[" << QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss.zzz") << "] imgxyz :\t" << startline << "\t-\t" << startline + templine << " / " << imageheight;
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std::shared_ptr<std::complex<double>> imageRaster = this->L1ds->getImageRaster(startline, templine);
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for (long i = 0; i < templine; i++) {
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for (long j = 0; j < imagewidth; j++) {
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imageRaster.get()[i * imagewidth + j] = std::complex<double>(0, 0);
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}
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}
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this->L1ds->saveImageRaster(imageRaster, startline, templine);
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}
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qDebug() << u8"频域回波-> 时域回波 结束";
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if (GPURUN) {
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return this->ProcessGPU();
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}
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else {
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QMessageBox::information(nullptr, u8"提示", u8"目前只支持显卡");
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return ErrorCode::FAIL;
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}
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return ErrorCode::SUCCESS;
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}
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ErrorCode TBPImageAlgCls::ProcessGPU()
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{
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std::shared_ptr<SARSimulationImageL1Dataset> L1ds=this->L1ds;
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std::shared_ptr < EchoL0Dataset> L0ds=this->L0ds;
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QString inGPSPath = L0ds->getGPSPointFilePath();
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QString echoFilePath = L0ds->getEchoDataFilePath();
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QString imgXYZPath = this->outRasterXYZPath;
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QString outimgDataPath = L1ds->getImageRasterPath();
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size_t prfcount = L0ds->getPluseCount();
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size_t freqpoints = L0ds->getPlusePoints();
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size_t block_pfrcount = Memory1GB / freqpoints / 8 * 2;// 4GB -- 可以分配内存
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size_t img_rowCont = L1ds->getrowCount();
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size_t img_colCont = L1ds->getcolCount();
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size_t block_imgRowCount = Memory1GB / img_colCont / 8 / 3 * 1;// 4GB-- 可以分配内存
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gdalImage demgridimg(imgXYZPath);
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gdalImageComplex im_finalds(outimgDataPath);
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gdalImageComplex echods(echoFilePath);
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// 加载 GPS ，it should be same as prfcount;
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long gpspoints = prfcount;
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std::shared_ptr<SatelliteAntPos> antpos = SatelliteAntPosOperator::readAntPosFile(inGPSPath, gpspoints);
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GPUDATA h_data{};// 任务参数
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{
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//回波 频率参数
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h_data.Nfft = freqpoints;
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qDebug() << u8"3.proces echo params:";
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double centerFreq = L0ds->getCenterFreq();
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double bandwidth = L0ds->getBandwidth();
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size_t freqpoints = L0ds->getPlusePoints();
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h_data.Freq = getFreqPoints_mallocHost(centerFreq - bandwidth / 2, centerFreq + bandwidth / 2, freqpoints);
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h_data.minF = (double*)mallocCUDAHost(sizeof(double) * gpspoints);
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for (long i = 0; i < gpspoints; i++) {
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h_data.minF[i] = h_data.Freq[0];
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}
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h_data.deltaF = bandwidth / (freqpoints - 1);
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h_data.K = h_data.Nfft;
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h_data.R0 = L0ds->getRefPhaseRange();
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double deltaF = h_data.deltaF; // 从输入参数获取
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double maxWr = 299792458.0 / (2.0 * deltaF);
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double* r_vec_host = (double*)mallocCUDAHost(sizeof(double) * h_data.Nfft);// new double[data.Nfft];
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const double step = maxWr / h_data.Nfft;
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const double start = -1 * h_data.Nfft / 2.0 * step;
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for (int i = 0; i < h_data.Nfft; ++i) {
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r_vec_host[i] = start + i * step;
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}
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h_data.r_vec = r_vec_host;
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// 处理天线坐标
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h_data.AntX = (double*)mallocCUDAHost(sizeof(double) * block_pfrcount);
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h_data.AntY = (double*)mallocCUDAHost(sizeof(double) * block_pfrcount);
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h_data.AntZ = (double*)mallocCUDAHost(sizeof(double) * block_pfrcount);
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qDebug() << "r_vec [0]:\t" << h_data.r_vec[0];
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qDebug() << "Range resolution(m):\t" << step;
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qDebug() << "range Scence(m):\t" << maxWr;
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qDebug() << "start Freq:\t" << centerFreq - bandwidth / 2;
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qDebug() << "end Freq:\t" << centerFreq + bandwidth / 2;
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qDebug() << "freq points:\t" << freqpoints;
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qDebug() << "delta freq:\t" << h_data.deltaF;
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qDebug() << "prf count:\t" << gpspoints;
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qDebug() << "-----------------------------------------------------------";
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}
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qDebug() << "BP......";
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for (long img_start_rid = 0; img_start_rid < img_rowCont; img_start_rid = img_start_rid + block_imgRowCount) {
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long img_blockRowCount = block_imgRowCount;
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long img_blockColCount = img_colCont;
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std::shared_ptr<double> demX = readDataArr<double>(demgridimg, img_start_rid, 0, img_blockRowCount, img_blockColCount, 1, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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std::shared_ptr<double> demY = readDataArr<double>(demgridimg, img_start_rid, 0, img_blockRowCount, img_blockColCount, 2, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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std::shared_ptr<double> demZ = readDataArr<double>(demgridimg, img_start_rid, 0, img_blockRowCount, img_blockColCount, 3, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
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h_data.x_mat = (double*)mallocCUDAHost(sizeof(double) * img_blockRowCount * img_blockColCount); // 成像网格
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h_data.y_mat = (double*)mallocCUDAHost(sizeof(double) * img_blockRowCount * img_blockColCount);
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h_data.z_mat = (double*)mallocCUDAHost(sizeof(double) * img_blockRowCount * img_blockColCount);
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h_data.nx = img_blockColCount;
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h_data.ny = img_blockRowCount;
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for (long i = 0; i < h_data.ny; i++) {
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for (long j = 0; j < h_data.nx; j++) {
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h_data.x_mat[i * h_data.nx + j] = demX.get()[i * h_data.nx + j];
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h_data.y_mat[i * h_data.nx + j] = demY.get()[i * h_data.nx + j];
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h_data.z_mat[i * h_data.nx + j] = demZ.get()[i * h_data.nx + j];
|
||
}
|
||
}
|
||
|
||
|
||
std::shared_ptr<std::complex<double>> imgArr = im_finalds.getDataComplexSharePtr(img_start_rid, 0, img_blockRowCount, img_blockColCount, 1);
|
||
h_data.im_final = (cuComplex*)mallocCUDAHost(sizeof(cuComplex)* img_blockRowCount* img_blockColCount);
|
||
|
||
for (long echo_start_pid = 0; echo_start_pid < prfcount; echo_start_pid = echo_start_pid + block_pfrcount) {
|
||
long echo_blockPRFCount = block_pfrcount;
|
||
long echo_blockFreqCount = freqpoints;
|
||
|
||
// 读取回波
|
||
std::shared_ptr<std::complex<double>> echoData = readDataArrComplex<std::complex<double>>(echods, echo_start_pid,0, echo_blockPRFCount, echo_blockFreqCount,1, GDALREADARRCOPYMETHOD::VARIABLEMETHOD);
|
||
size_t echosize = sizeof(cuComplex) * echo_blockPRFCount * echo_blockFreqCount;
|
||
h_data.phdata = (cuComplex*)mallocCUDAHost(echosize);
|
||
shared_complexPtrToHostCuComplex(echoData.get(), h_data.phdata, size_t(echo_blockPRFCount * echo_blockFreqCount));
|
||
|
||
// 处理天线坐标
|
||
h_data.Np = echo_blockPRFCount;
|
||
for (long i = 0; i < h_data.Np; i++) {
|
||
h_data.AntX[i] = antpos.get()[i+echo_start_pid].Px;
|
||
h_data.AntY[i] = antpos.get()[i+echo_start_pid].Py;
|
||
h_data.AntZ[i] = antpos.get()[i+echo_start_pid].Pz;
|
||
}
|
||
{
|
||
qDebug() << "GPS points Count:\t" << gpspoints;
|
||
qDebug() << "PRF 0:\t " << QString("%1,%2,%3").arg(h_data.AntX[0]).arg(h_data.AntY[0]).arg(h_data.AntZ[0]);
|
||
qDebug() << "PRF " << gpspoints - 1 << ":\t " << QString("%1,%2,%3")
|
||
.arg(h_data.AntX[gpspoints - 1])
|
||
.arg(h_data.AntY[gpspoints - 1])
|
||
.arg(h_data.AntZ[gpspoints - 1]);
|
||
}
|
||
|
||
|
||
GPUDATA d_data;
|
||
initGPUData(h_data, d_data);
|
||
bpBasic0CUDA(d_data, 0);
|
||
DeviceToHost(h_data.im_final, d_data.im_final, sizeof(cuComplex) * d_data.nx * d_data.ny);
|
||
|
||
freeGPUData(d_data);
|
||
FreeCUDAHost(h_data.phdata);
|
||
|
||
qDebug() << QString(u8"\nimg proces [%1 precent ] , echo process [%2 precess]\t:img row [%3，%4）,echo pfr [%5,%6]")
|
||
.arg((img_start_rid+ img_blockRowCount)*100.0/ img_rowCont)
|
||
.arg((echo_start_pid + echo_blockPRFCount) * 100.0 / prfcount)
|
||
.arg(img_start_rid)
|
||
.arg(img_start_rid + img_blockRowCount)
|
||
.arg(echo_start_pid)
|
||
.arg(echo_start_pid + echo_blockPRFCount)
|
||
;
|
||
//HostCuComplexToshared_complexPtr(h_data.im_final, imgArr.get(), size_t(h_data.nx)* size_t(h_data.ny));
|
||
//testOutComplexDoubleArr(QString("im_final.bin"), imgArr.get(), h_data.ny, h_data.nx);
|
||
}
|
||
HostCuComplexToshared_complexPtr(h_data.im_final, imgArr.get(), size_t(h_data.nx)* size_t(h_data.ny));
|
||
im_finalds.saveImage(imgArr, img_start_rid, 0,img_blockRowCount, img_blockColCount, 1);
|
||
|
||
}
|
||
qDebug() << QString("img proces [100 precent ] , echo process [100 precess] ");
|
||
L1ds->saveToXml();
|
||
qDebug() << "bp Image Result write to file :\t" << L1ds->getoutFolderPath();
|
||
return ErrorCode::SUCCESS;
|
||
}
|
||
|
||
|
||
ErrorCode TBPImageAlgCls::BPProcessBlockGPU()
|
||
{
|
||
return ErrorCode::SUCCESS;
|
||
}
|
||
|
||
|
||
|
||
void TBPImageAlgCls::setGPU(bool flag)
|
||
{
|
||
this->GPURUN = flag;
|
||
}
|
||
|
||
bool TBPImageAlgCls::getGPU( )
|
||
{
|
||
return this->GPURUN;
|
||
}
|
||
|
||
void TBPImageAlgCls::EchoFreqToTime()
|
||
{
|
||
// 读取数据
|
||
|
||
long PRFCount = this->L0ds->getPluseCount();
|
||
long inColCount = this->L0ds->getPlusePoints();
|
||
long outColCount = inColCount;// nextpow2(inColCount);
|
||
this->TimeEchoRowCount = PRFCount;
|
||
this->TimeEchoColCount = outColCount;
|
||
qDebug() << "IFFT : " << this->TimeEchoDataPath;
|
||
qDebug() << "PRF Count:\t" << PRFCount;
|
||
qDebug() << "inColCount:\t" << inColCount;
|
||
qDebug() << "outColCount:\t" << outColCount;
|
||
// 创建二进制文件
|
||
gdalImageComplex outTimeEchoImg = CreategdalImageComplexNoProj(this->TimeEchoDataPath, this->TimeEchoRowCount, this->TimeEchoColCount, 1);
|
||
|
||
// 分块
|
||
long echoBlockline = Memory1GB / 8 / 2 / outColCount * 3; //1GB
|
||
echoBlockline = echoBlockline < 1 ? 1 : echoBlockline;
|
||
|
||
|
||
long startechoid = 0;
|
||
for (long startechoid = 0; startechoid < PRFCount; startechoid = startechoid + echoBlockline) {
|
||
|
||
long tempechoBlockline = echoBlockline;
|
||
if (startechoid + tempechoBlockline >= PRFCount) {
|
||
tempechoBlockline = PRFCount - startechoid;
|
||
}
|
||
std::shared_ptr<std::complex<double>> echoArr = this->L0ds->getEchoArr(startechoid, tempechoBlockline);
|
||
std::shared_ptr<std::complex<double>> IFFTArr = outTimeEchoImg.getDataComplexSharePtr(startechoid, 0, tempechoBlockline, outColCount, 1);
|
||
|
||
std::shared_ptr<cuComplex> host_echoArr((cuComplex*)mallocCUDAHost(sizeof(cuComplex) * tempechoBlockline * outColCount), FreeCUDAHost);
|
||
std::shared_ptr<cuComplex> host_IFFTechoArr((cuComplex*)mallocCUDAHost(sizeof(cuComplex) * tempechoBlockline * outColCount), FreeCUDAHost);
|
||
|
||
memset(host_echoArr.get(), 0, sizeof(cuComplex) * tempechoBlockline * outColCount);
|
||
#pragma omp parallel for
|
||
for (long ii = 0; ii < tempechoBlockline; ii++) {
|
||
for (long jj = 0; jj < inColCount; jj++) {
|
||
host_echoArr.get()[ii * outColCount + jj] = make_cuComplex(echoArr.get()[ii * inColCount + jj].real(), echoArr.get()[ii * inColCount + jj].imag());
|
||
}
|
||
}
|
||
#pragma omp parallel for
|
||
for (long ii = 0; ii < tempechoBlockline * outColCount; ii++) {
|
||
host_IFFTechoArr.get()[ii] = make_cuComplex(0, 0);
|
||
}
|
||
|
||
std::shared_ptr<cuComplex> device_echoArr((cuComplex*)mallocCUDADevice(sizeof(cuComplex) * tempechoBlockline * inColCount), FreeCUDADevice);
|
||
std::shared_ptr<cuComplex> device_IFFTechoArr((cuComplex*)mallocCUDADevice(sizeof(cuComplex) * tempechoBlockline * outColCount), FreeCUDADevice);
|
||
|
||
HostToDevice(host_echoArr.get(), device_echoArr.get(), sizeof(cuComplex) * tempechoBlockline * inColCount);
|
||
HostToDevice(host_IFFTechoArr.get(), device_IFFTechoArr.get(), sizeof(cuComplex) * tempechoBlockline * outColCount);
|
||
CUDAIFFT(device_echoArr.get(), device_IFFTechoArr.get(), tempechoBlockline, outColCount, outColCount);
|
||
|
||
FFTShift1D(device_IFFTechoArr.get(), tempechoBlockline, outColCount);
|
||
|
||
DeviceToHost(host_IFFTechoArr.get(), device_IFFTechoArr.get(), sizeof(cuComplex) * tempechoBlockline * outColCount);
|
||
|
||
#pragma omp parallel for
|
||
for (long ii = 0; ii < tempechoBlockline; ii++) {
|
||
for (long jj = 0; jj < outColCount; jj++) {
|
||
IFFTArr.get()[ii * outColCount + jj] = std::complex<double>(host_IFFTechoArr.get()[ii * outColCount + jj].x, host_IFFTechoArr.get()[ii * outColCount + jj].y);
|
||
//IFFTArr.get()[ii * outColCount + jj] = std::complex<double>(host_echoArr.get()[ii * outColCount + jj].x, host_echoArr.get()[ii * outColCount + jj].y);
|
||
}
|
||
}
|
||
|
||
outTimeEchoImg.saveImage(IFFTArr, startechoid, 0, tempechoBlockline, outColCount, 1);
|
||
|
||
qDebug() << QString(" image block PRF:[%1] \t").arg((startechoid + tempechoBlockline) * 100.0 / PRFCount)
|
||
<< startechoid << "\t-\t" << startechoid + tempechoBlockline;
|
||
}
|
||
|
||
return;
|
||
|
||
|
||
}
|
||
|
||
bool TBPImageAlgCls::checkZeros(double* data, long long len)
|
||
{
|
||
bool flag = true;
|
||
#pragma omp parallel for
|
||
for (long long i = 0; i < len; i++) {
|
||
if (abs(data[i]) < 1e-7) {
|
||
flag= false;
|
||
break;
|
||
}
|
||
}
|
||
return flag;
|
||
}
|
||
|