pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/common/HeightmapData_TEST.cc

98 lines
3.0 KiB
C++

/*
* Copyright (C) 2016 Open Source Robotics Foundation
*
* 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 <boost/filesystem.hpp>
#include <gtest/gtest.h>
#include "gazebo/common/CommonIface.hh"
#include "gazebo/common/Dem.hh"
#include "gazebo/common/HeightmapData.hh"
#include "gazebo/common/ImageHeightmap.hh"
#include "test_config.h"
#include "test/util.hh"
#define ELEVATION_TOL 1e-8
using namespace gazebo;
class HeightmapDataLoaderTest : public gazebo::testing::AutoLogFixture { };
/////////////////////////////////////////////////
TEST_F(HeightmapDataLoaderTest, ImageHeightmap)
{
common::HeightmapData *heightmapData = NULL;
std::string path;
path = "file://media/materials/textures/heightmap_bowl.png";
heightmapData = common::HeightmapDataLoader::LoadTerrainFile(
common::find_file(path));
EXPECT_TRUE(heightmapData != nullptr);
common::ImageHeightmap *img =
dynamic_cast<common::ImageHeightmap *>(heightmapData);
EXPECT_TRUE(img != nullptr);
// Check the heights and widths
EXPECT_EQ(129, static_cast<int>(img->GetHeight()));
EXPECT_EQ(129, static_cast<int>(img->GetWidth()));
EXPECT_NEAR(0.99607843, img->GetMaxElevation(), ELEVATION_TOL);
}
#ifdef HAVE_GDAL
/////////////////////////////////////////////////
TEST_F(HeightmapDataLoaderTest, DemHeightmap)
{
common::HeightmapData *heightmapData = NULL;
boost::filesystem::path path = TEST_PATH;
path /= "data/dem_squared.tif";
heightmapData = common::HeightmapDataLoader::LoadTerrainFile(path.string());
EXPECT_TRUE(heightmapData != nullptr);
common::Dem *dem = dynamic_cast<common::Dem *>(heightmapData);
EXPECT_TRUE(dem != nullptr);
// Check the heights and widths
EXPECT_EQ(129, static_cast<int>(dem->GetHeight()));
EXPECT_EQ(129, static_cast<int>(dem->GetWidth()));
EXPECT_FLOAT_EQ(3984.4849, dem->GetWorldHeight());
EXPECT_FLOAT_EQ(3139.7456, dem->GetWorldWidth());
EXPECT_FLOAT_EQ(65.3583, dem->GetMinElevation());
EXPECT_FLOAT_EQ(318.441, dem->GetMaxElevation());
// Check GetElevation()
unsigned int width = dem->GetWidth();
unsigned int height = dem->GetHeight();
EXPECT_FLOAT_EQ(215.82324, dem->GetElevation(0, 0));
EXPECT_FLOAT_EQ(216.04961, dem->GetElevation(width - 1, 0));
EXPECT_FLOAT_EQ(142.2274, dem->GetElevation(0, height - 1));
EXPECT_FLOAT_EQ(209.14784, dem->GetElevation(width - 1, height - 1));
}
#endif
/////////////////////////////////////////////////
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}