Merge branch 'master' into fix_malformed_irr_files

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Steve M 2023-07-14 20:40:56 -07:00 committed by GitHub
commit ca7f6de671
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4 changed files with 77 additions and 10 deletions

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@ -730,7 +730,7 @@ bool glTF2Exporter::GetMatSpecGloss(const aiMaterial &mat, glTF2::PbrSpecularGlo
bool glTF2Exporter::GetMatSpecular(const aiMaterial &mat, glTF2::MaterialSpecular &specular) {
// Specular requires either/or, default factors of zero disables specular, so do not export
if (GetMatColor(mat, specular.specularColorFactor, AI_MATKEY_COLOR_SPECULAR) != AI_SUCCESS || mat.Get(AI_MATKEY_SPECULAR_FACTOR, specular.specularFactor) != AI_SUCCESS) {
if (GetMatColor(mat, specular.specularColorFactor, AI_MATKEY_COLOR_SPECULAR) != AI_SUCCESS && mat.Get(AI_MATKEY_SPECULAR_FACTOR, specular.specularFactor) != AI_SUCCESS) {
return false;
}
// The spec states that the default is 1.0 and [1.0, 1.0, 1.0]. We if both are 0, which should disable specular. Otherwise, if one is 0, set to 1.0

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@ -59,6 +59,31 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <memory>
#include <sstream>
namespace {
// Checks whether the passed string is a gcs version.
bool IsGcsVersion(const std::string &s) {
if (s.empty()) return false;
return std::all_of(s.cbegin(), s.cend(), [](const char c) {
// gcs only permits numeric characters.
return std::isdigit(static_cast<int>(c));
});
}
// Removes a possible version hash from a filename, as found for example in
// gcs uris (e.g. `gs://bucket/model.glb#1234`), see also
// https://github.com/GoogleCloudPlatform/gsutil/blob/c80f329bc3c4011236c78ce8910988773b2606cb/gslib/storage_url.py#L39.
std::string StripVersionHash(const std::string &filename) {
const std::string::size_type pos = filename.find_last_of('#');
// Only strip if the hash is behind a possible file extension and the part
// behind the hash is a version string.
if (pos != std::string::npos && pos > filename.find_last_of('.') &&
IsGcsVersion(filename.substr(pos + 1))) {
return filename.substr(0, pos);
}
return filename;
}
} // namespace
using namespace Assimp;
// ------------------------------------------------------------------------------------------------
@ -241,6 +266,7 @@ void BaseImporter::GetExtensionList(std::set<std::string> &extensions) {
// ------------------------------------------------------------------------------------------------
// Check for file extension
/*static*/ bool BaseImporter::HasExtension(const std::string &pFile, const std::set<std::string> &extensions) {
const std::string file = StripVersionHash(pFile);
// CAUTION: Do not just search for the extension!
// GetExtension() returns the part after the *last* dot, but some extensions
// have dots inside them, e.g. ogre.mesh.xml. Compare the entire end of the
@ -248,9 +274,9 @@ void BaseImporter::GetExtensionList(std::set<std::string> &extensions) {
for (const std::string& ext : extensions) {
// Yay for C++<20 not having std::string::ends_with()
const std::string dotExt = "." + ext;
if (dotExt.length() > pFile.length()) continue;
if (dotExt.length() > file.length()) continue;
// Possible optimization: Fetch the lowercase filename!
if (0 == ASSIMP_stricmp(pFile.c_str() + pFile.length() - dotExt.length(), dotExt.c_str())) {
if (0 == ASSIMP_stricmp(file.c_str() + file.length() - dotExt.length(), dotExt.c_str())) {
return true;
}
}
@ -259,7 +285,8 @@ void BaseImporter::GetExtensionList(std::set<std::string> &extensions) {
// ------------------------------------------------------------------------------------------------
// Get file extension from path
std::string BaseImporter::GetExtension(const std::string &file) {
std::string BaseImporter::GetExtension(const std::string &pFile) {
const std::string file = StripVersionHash(pFile);
std::string::size_type pos = file.find_last_of('.');
// no file extension at all

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@ -361,3 +361,37 @@ TEST_F(ImporterTest, unexpectedException) {
EXPECT_TRUE(false);
}
}
// ------------------------------------------------------------------------------------------------
struct ExtensionTestCase {
std::string testName;
std::string filename;
std::string getExtensionResult;
std::string hasExtension;
bool hasExtensionResult;
};
using ExtensionTest = ::testing::TestWithParam<ExtensionTestCase>;
TEST_P(ExtensionTest, testGetAndHasExtension) {
const ExtensionTestCase& testCase = GetParam();
EXPECT_EQ(testCase.getExtensionResult, BaseImporter::GetExtension(testCase.filename));
EXPECT_EQ(testCase.hasExtensionResult, BaseImporter::HasExtension(testCase.filename, {testCase.hasExtension}));
}
INSTANTIATE_TEST_SUITE_P(
ExtensionTests, ExtensionTest,
::testing::ValuesIn<ExtensionTestCase>({
{"NoExtension", "name", "", "glb", false},
{"NoExtensionAndEmptyVersion", "name#", "", "glb", false},
{"WithExtensionAndEmptyVersion", "name.glb#", "glb#", "glb", false},
{"WithExtensionAndVersion", "name.glb#1234", "glb", "glb", true},
{"WithExtensionAndHashInStem", "name#1234.glb", "glb", "glb", true},
{"WithExtensionAndInvalidVersion", "name.glb#_", "glb#_", "glb", false},
{"WithExtensionAndDotAndHashInStem", "name.glb#.abc", "abc", "glb", false},
{"WithTwoExtensions", "name.abc.def", "def", "abc.def", true},
}),
[](const ::testing::TestParamInfo<ExtensionTest::ParamType>& info) {
return info.param.testName;
});

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@ -60,7 +60,7 @@ using namespace Assimp;
class utglTF2ImportExport : public AbstractImportExportBase {
public:
virtual bool importerMatTest(const char *file, bool spec_gloss, std::array<aiTextureMapMode, 2> exp_modes = { aiTextureMapMode_Wrap, aiTextureMapMode_Wrap }) {
virtual bool importerMatTest(const char *file, bool spec, bool gloss, std::array<aiTextureMapMode, 2> exp_modes = { aiTextureMapMode_Wrap, aiTextureMapMode_Wrap }) {
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(file, aiProcess_ValidateDataStructure);
EXPECT_NE(scene, nullptr);
@ -105,16 +105,19 @@ public:
aiColor3D spec_color = { 0, 0, 0 };
ai_real glossiness = ai_real(0.5);
if (spec_gloss) {
if (spec) {
EXPECT_EQ(aiReturn_SUCCESS, material->Get(AI_MATKEY_COLOR_SPECULAR, spec_color));
constexpr ai_real spec_val(0.20000000298023225); // From the file
EXPECT_EQ(spec_val, spec_color.r);
EXPECT_EQ(spec_val, spec_color.g);
EXPECT_EQ(spec_val, spec_color.b);
} else {
EXPECT_EQ(aiReturn_FAILURE, material->Get(AI_MATKEY_COLOR_SPECULAR, spec_color));
}
if (gloss) {
EXPECT_EQ(aiReturn_SUCCESS, material->Get(AI_MATKEY_GLOSSINESS_FACTOR, glossiness));
EXPECT_EQ(ai_real(1.0), glossiness);
} else {
EXPECT_EQ(aiReturn_FAILURE, material->Get(AI_MATKEY_COLOR_SPECULAR, spec_color));
EXPECT_EQ(aiReturn_FAILURE, material->Get(AI_MATKEY_GLOSSINESS_FACTOR, glossiness));
}
@ -143,7 +146,7 @@ public:
};
TEST_F(utglTF2ImportExport, importglTF2FromFileTest) {
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF/BoxTextured.gltf", false, {aiTextureMapMode_Mirror, aiTextureMapMode_Clamp}));
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF/BoxTextured.gltf", false, false, {aiTextureMapMode_Mirror, aiTextureMapMode_Clamp}));
}
TEST_F(utglTF2ImportExport, importBinaryglTF2FromFileTest) {
@ -151,7 +154,7 @@ TEST_F(utglTF2ImportExport, importBinaryglTF2FromFileTest) {
}
TEST_F(utglTF2ImportExport, importglTF2_KHR_materials_pbrSpecularGlossiness) {
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured.gltf", true));
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured.gltf", true, true));
}
void VerifyClearCoatScene(const aiScene *scene) {
@ -223,13 +226,16 @@ TEST_F(utglTF2ImportExport, importglTF2AndExport_KHR_materials_pbrSpecularGlossi
// Export with specular glossiness disabled
EXPECT_EQ(aiReturn_SUCCESS, exporter.Export(scene, "glb2", ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured_out.glb"));
// And re-import
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured_out.glb", true, false));
// Export with specular glossiness enabled
ExportProperties props;
props.SetPropertyBool(AI_CONFIG_USE_GLTF_PBR_SPECULAR_GLOSSINESS, true);
EXPECT_EQ(aiReturn_SUCCESS, exporter.Export(scene, "glb2", ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured_out.glb", 0, &props));
// And re-import
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured_out.glb", true));
EXPECT_TRUE(importerMatTest(ASSIMP_TEST_MODELS_DIR "/glTF2/BoxTextured-glTF-pbrSpecularGlossiness/BoxTextured_out.glb", true, true));
}
TEST_F(utglTF2ImportExport, importglTF2AndExportToOBJ) {