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assimp/test/unit/utColladaImportExport.cpp

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/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
---------------------------------------------------------------------------
Copyright (c) 2006-2020, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the following
conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
---------------------------------------------------------------------------
*/
#include "AbstractImportExportBase.h"
#include "UnitTestPCH.h"
#include <assimp/commonMetaData.h>
#include <assimp/postprocess.h>
#include <assimp/scene.h>
#include <assimp/Exporter.hpp>
#include <assimp/Importer.hpp>
using namespace Assimp;
class utColladaImportExport : public AbstractImportExportBase {
public:
virtual bool importerTest() final {
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/Collada/duck.dae", aiProcess_ValidateDataStructure);
if (scene == nullptr)
return false;
// Expected number of items
EXPECT_EQ(scene->mNumMeshes, 1u);
EXPECT_EQ(scene->mNumMaterials, 1u);
EXPECT_EQ(scene->mNumAnimations, 0u);
EXPECT_EQ(scene->mNumTextures, 0u);
EXPECT_EQ(scene->mNumLights, 1u);
EXPECT_EQ(scene->mNumCameras, 1u);
// Expected common metadata
aiString value;
EXPECT_TRUE(scene->mMetaData->Get(AI_METADATA_SOURCE_FORMAT, value)) << "No importer format metadata";
EXPECT_STREQ("Collada Importer", value.C_Str());
EXPECT_TRUE(scene->mMetaData->Get(AI_METADATA_SOURCE_FORMAT_VERSION, value)) << "No format version metadata";
EXPECT_STREQ("1.4.1", value.C_Str());
EXPECT_TRUE(scene->mMetaData->Get(AI_METADATA_SOURCE_GENERATOR, value)) << "No generator metadata";
EXPECT_EQ(strncmp(value.C_Str(), "Maya 8.0", 8), 0) << "AI_METADATA_SOURCE_GENERATOR was: " << value.C_Str();
EXPECT_TRUE(scene->mMetaData->Get(AI_METADATA_SOURCE_COPYRIGHT, value)) << "No copyright metadata";
EXPECT_EQ(strncmp(value.C_Str(), "Copyright 2006", 14), 0) << "AI_METADATA_SOURCE_COPYRIGHT was: " << value.C_Str();
return true;
}
typedef std::pair<std::string, std::string> IdNameString;
typedef std::map<std::string, std::string> IdNameMap;
template <typename T>
static inline IdNameString GetItemIdName(const T *item, size_t index) {
std::ostringstream stream;
stream << typeid(T).name() << "@" << index;
return std::make_pair(std::string(item->mName.C_Str()), stream.str());
}
// Specialisations
static inline IdNameString GetItemIdName(aiMaterial *item, size_t index) {
std::ostringstream stream;
stream << typeid(aiMaterial).name() << "@" << index;
return std::make_pair(std::string(item->GetName().C_Str()), stream.str());
}
static inline IdNameString GetItemIdName(aiTexture *item, size_t index) {
std::ostringstream stream;
stream << typeid(aiTexture).name() << "@" << index;
return std::make_pair(std::string(item->mFilename.C_Str()), stream.str());
}
static inline void ReportDuplicate(IdNameMap &itemIdMap, const IdNameString &namePair, const char *typeNameStr) {
const auto result = itemIdMap.insert(namePair);
EXPECT_TRUE(result.second) << "Duplicate '" << typeNameStr << "' name: '" << namePair.first << "'. " << namePair.second << " == " << result.first->second;
}
template <typename T>
static inline void CheckUniqueIds(IdNameMap &itemIdMap, unsigned int itemCount, T **itemArray) {
for (size_t idx = 0; idx < itemCount; ++idx) {
IdNameString namePair = GetItemIdName(itemArray[idx], idx);
ReportDuplicate(itemIdMap, namePair, typeid(T).name());
}
}
static inline void CheckUniqueIds(IdNameMap &itemIdMap, const aiNode *parent, size_t index) {
IdNameString namePair = GetItemIdName(parent, index);
ReportDuplicate(itemIdMap, namePair, typeid(aiNode).name());
for (size_t idx = 0; idx < parent->mNumChildren; ++idx) {
CheckUniqueIds(itemIdMap, parent->mChildren[idx], idx);
}
}
static inline void SetAllNodeNames(const aiString &newName, aiNode *node) {
node->mName = newName;
for (size_t idx = 0; idx < node->mNumChildren; ++idx) {
SetAllNodeNames(newName, node->mChildren[idx]);
}
}
void ImportAndCheckIds(const char *file, size_t meshCount) {
// Import the Collada using the 'default' where aiMesh names are the Collada ids
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(file, aiProcess_ValidateDataStructure);
ASSERT_TRUE(scene != nullptr) << "Fatal: could not re-import " << file;
EXPECT_EQ(meshCount, scene->mNumMeshes) << "in " << file;
// Check the ids are unique
IdNameMap itemIdMap;
// Recurse the Nodes
CheckUniqueIds(itemIdMap, scene->mRootNode, 0);
// Check the lists
CheckUniqueIds(itemIdMap, scene->mNumMeshes, scene->mMeshes);
CheckUniqueIds(itemIdMap, scene->mNumAnimations, scene->mAnimations);
CheckUniqueIds(itemIdMap, scene->mNumMaterials, scene->mMaterials);
CheckUniqueIds(itemIdMap, scene->mNumTextures, scene->mTextures);
CheckUniqueIds(itemIdMap, scene->mNumLights, scene->mLights);
CheckUniqueIds(itemIdMap, scene->mNumCameras, scene->mCameras);
}
};
TEST_F(utColladaImportExport, importDaeFromFileTest) {
EXPECT_TRUE(importerTest());
}
TEST_F(utColladaImportExport, exporterUniqueIdsTest) {
Assimp::Importer importer;
Assimp::Exporter exporter;
const char *outFileEmpty = "exportMeshIdTest_empty_out.dae";
const char *outFileNamed = "exportMeshIdTest_named_out.dae";
// Load a sample file containing multiple meshes
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/Collada/teapots.DAE", aiProcess_ValidateDataStructure);
ASSERT_TRUE(scene != nullptr) << "Fatal: could not import teapots.DAE!";
ASSERT_EQ(3u, scene->mNumMeshes) << "Fatal: teapots.DAE initial load failed";
// Clear all the names
for (size_t idx = 0; idx < scene->mNumMeshes; ++idx) {
scene->mMeshes[idx]->mName.Clear();
}
for (size_t idx = 0; idx < scene->mNumMaterials; ++idx) {
scene->mMaterials[idx]->RemoveProperty(AI_MATKEY_NAME);
}
for (size_t idx = 0; idx < scene->mNumAnimations; ++idx) {
scene->mAnimations[idx]->mName.Clear();
}
// Can't clear texture names
for (size_t idx = 0; idx < scene->mNumLights; ++idx) {
scene->mLights[idx]->mName.Clear();
}
for (size_t idx = 0; idx < scene->mNumCameras; ++idx) {
scene->mCameras[idx]->mName.Clear();
}
SetAllNodeNames(aiString(), scene->mRootNode);
ASSERT_EQ(AI_SUCCESS, exporter.Export(scene, "collada", outFileEmpty)) << "Fatal: Could not export un-named meshes file";
ImportAndCheckIds(outFileEmpty, 3);
// Force everything to have the same non-empty name
aiString testName("test_name");
for (size_t idx = 0; idx < scene->mNumMeshes; ++idx) {
scene->mMeshes[idx]->mName = testName;
}
for (size_t idx = 0; idx < scene->mNumMaterials; ++idx) {
scene->mMaterials[idx]->AddProperty(&testName, AI_MATKEY_NAME);
}
for (size_t idx = 0; idx < scene->mNumAnimations; ++idx) {
scene->mAnimations[idx]->mName = testName;
}
// Can't clear texture names
for (size_t idx = 0; idx < scene->mNumLights; ++idx) {
scene->mLights[idx]->mName = testName;
}
for (size_t idx = 0; idx < scene->mNumCameras; ++idx) {
scene->mCameras[idx]->mName = testName;
}
ASSERT_EQ(AI_SUCCESS, exporter.Export(scene, "collada", outFileNamed)) << "Fatal: Could not export named meshes file";
ImportAndCheckIds(outFileNamed, 3);
}
class utColladaZaeImportExport : public AbstractImportExportBase {
public:
virtual bool importerTest() final {
{
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/Collada/duck.zae", aiProcess_ValidateDataStructure);
if (scene == nullptr)
return false;
// Expected number of items
EXPECT_EQ(scene->mNumMeshes, 1u);
EXPECT_EQ(scene->mNumMaterials, 1u);
EXPECT_EQ(scene->mNumAnimations, 0u);
EXPECT_EQ(scene->mNumTextures, 1u);
EXPECT_EQ(scene->mNumLights, 1u);
EXPECT_EQ(scene->mNumCameras, 1u);
}
{
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/Collada/duck_nomanifest.zae", aiProcess_ValidateDataStructure);
if (scene == nullptr)
return false;
// Expected number of items
EXPECT_EQ(scene->mNumMeshes, 1u);
EXPECT_EQ(scene->mNumMaterials, 1u);
EXPECT_EQ(scene->mNumAnimations, 0u);
EXPECT_EQ(scene->mNumTextures, 1u);
EXPECT_EQ(scene->mNumLights, 1u);
EXPECT_EQ(scene->mNumCameras, 1u);
}
return true;
}
};
TEST_F(utColladaZaeImportExport, importBlenFromFileTest) {
EXPECT_TRUE(importerTest());
}
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