MYNT-EYE-S-SDK/samples/tutorials/util/pc_viewer.cc
2018-11-16 16:30:13 +08:00

103 lines
3.2 KiB
C++

// Copyright 2018 Slightech Co., Ltd. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "util/pc_viewer.h"
// #include <pcl/common/common_headers.h>
#include <cmath>
#include "mynteye/logger.h"
std::shared_ptr<pcl::visualization::PCLVisualizer> CustomColorVis(
pcl::PointCloud<pcl::PointXYZ>::ConstPtr pc) {
// --------------------------------------------
// -----Open 3D viewer and add point cloud-----
// --------------------------------------------
std::shared_ptr<pcl::visualization::PCLVisualizer> viewer(
new pcl::visualization::PCLVisualizer("PointCloud Viewer"));
viewer->setBackgroundColor(0, 0, 0);
pcl::visualization::PointCloudColorHandlerCustom<pcl::PointXYZ> single_color(
pc, 255, 255, 255);
viewer->addPointCloud<pcl::PointXYZ>(pc, single_color, "point cloud");
viewer->setPointCloudRenderingProperties(
pcl::visualization::PCL_VISUALIZER_POINT_SIZE, 1, "point cloud");
// viewer->addCoordinateSystem(1.0);
viewer->addCoordinateSystem(1000.0);
viewer->initCameraParameters();
viewer->setCameraPosition(0, 0, -150, 0, -1, 0);
return (viewer);
}
PCViewer::PCViewer() : viewer_(nullptr) {
VLOG(2) << __func__;
}
PCViewer::~PCViewer() {
VLOG(2) << __func__;
if (viewer_) {
// viewer_->saveCameraParameters("pcl_camera_params.txt");
viewer_->close();
viewer_ == nullptr;
}
}
void PCViewer::Update(const cv::Mat &xyz) {
pcl::PointCloud<pcl::PointXYZ>::Ptr pc(new pcl::PointCloud<pcl::PointXYZ>);
ConvertMatToPointCloud(xyz, pc);
Update(pc);
}
void PCViewer::Update(pcl::PointCloud<pcl::PointXYZ>::ConstPtr pc) {
if (viewer_ == nullptr) {
viewer_ = CustomColorVis(pc);
}
viewer_->updatePointCloud(pc, "point cloud");
viewer_->spinOnce();
}
bool PCViewer::WasVisual() const {
return viewer_ != nullptr;
}
bool PCViewer::WasStopped() const {
return viewer_ != nullptr && viewer_->wasStopped();
}
void PCViewer::ConvertMatToPointCloud(
const cv::Mat &xyz, pcl::PointCloud<pcl::PointXYZ>::Ptr pc) {
// cv::Mat channels[3];
// cv::split(xyz, channels);
// double min, max;
// cv::minMaxLoc(channels[2], &min, &max);
for (int i = 0; i < xyz.rows; i++) {
for (int j = 0; j < xyz.cols; j++) {
auto &&p = xyz.at<cv::Point3f>(i, j);
if (std::isfinite(p.x) && std::isfinite(p.y) && std::isfinite(p.z)) {
// LOG(INFO) << "[" << i << "," << j << "] x: " << p.x << ", y: " << p.y
// << ", z: " << p.z;
pcl::PointXYZ point;
point.x = p.x;
point.y = p.y;
point.z = p.z;
// point.z = p.z - min;
pc->points.push_back(point);
}
}
}
pc->width = static_cast<int>(pc->points.size());
pc->height = 1;
}