assimp/test/unit/utColladaExportCamera.cpp

/*
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Open Asset Import Library (assimp)
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#include "UnitTestPCH.h"

#include <assimp/cexport.h>
#include <assimp/Exporter.hpp>
#include <assimp/Importer.hpp>
#include <assimp/scene.h>
#include <assimp/postprocess.h>

#ifndef ASSIMP_BUILD_NO_EXPORT

class ColladaExportCamera : public ::testing::Test {
public:
    void SetUp() override{
        ex = new Assimp::Exporter();
        im = new Assimp::Importer();

    }

    void TearDown() {
        delete ex;
        ex = nullptr;
        delete im;
        im = nullptr;
    }

protected:
    Assimp::Exporter* ex;
    Assimp::Importer* im;
};

TEST_F(ColladaExportCamera, testExportCamera) {
    const char* file = "cameraExp.dae";

    const aiScene* pTest = im->ReadFile(ASSIMP_TEST_MODELS_DIR "/Collada/cameras.dae", aiProcess_ValidateDataStructure);
    ASSERT_NE( nullptr, pTest );
    ASSERT_TRUE(pTest->HasCameras());


    EXPECT_EQ( AI_SUCCESS, ex->Export(pTest,"collada",file));
    const unsigned int origNumCams( pTest->mNumCameras );
    std::unique_ptr<float[]> origFOV( new float[ origNumCams ] );
    std::unique_ptr<float[]> orifClipPlaneNear( new float[ origNumCams ] );
    std::unique_ptr<float[]> orifClipPlaneFar( new float[ origNumCams ] );
    std::unique_ptr<aiString[]> names( new aiString[ origNumCams ] );
    std::unique_ptr<aiVector3D[]> pos( new aiVector3D[ origNumCams ] );
    for (size_t i = 0; i < origNumCams; i++) {
        const aiCamera *orig = pTest->mCameras[ i ];
        ASSERT_NE(nullptr, orig );

        origFOV[ i ] = orig->mHorizontalFOV;
        orifClipPlaneNear[ i ] = orig->mClipPlaneNear;
        orifClipPlaneFar[ i ] = orig->mClipPlaneFar;
        names[ i ] = orig->mName;
        pos[ i ] = orig->mPosition;
    }
    const aiScene* imported = im->ReadFile(file, aiProcess_ValidateDataStructure);

    ASSERT_NE(nullptr, imported );

    EXPECT_TRUE( imported->HasCameras() );
    EXPECT_EQ( origNumCams, imported->mNumCameras );

    for(size_t i=0; i< imported->mNumCameras;i++){
        const aiCamera *read = imported->mCameras[ i ];

        EXPECT_TRUE( names[ i ] == read->mName );
        EXPECT_NEAR( origFOV[ i ],read->mHorizontalFOV, 0.0001f );
        EXPECT_FLOAT_EQ( orifClipPlaneNear[ i ], read->mClipPlaneNear);
        EXPECT_FLOAT_EQ( orifClipPlaneFar[ i ], read->mClipPlaneFar);

        EXPECT_FLOAT_EQ( pos[ i ].x,read->mPosition.x);
        EXPECT_FLOAT_EQ( pos[ i ].y,read->mPosition.y);
        EXPECT_FLOAT_EQ( pos[ i ].z,read->mPosition.z);
    }
}

#endif // ASSIMP_BUILD_NO_EXPORT