assimp/test/unit/utColladaExportCamera.cpp

/*
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#include "UnitTestPCH.h"

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

#ifndef ASSIMP_BUILD_NO_EXPORT

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

    void TearDown() override {
        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