v4games
/
assimp
3
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Adjusting the unit tests to pass new gltf

pull/5003/head
Florian Born 2023-03-10 18:36:43 +01:00
parent 60cefdd549
commit 8176c6a0e4
2 changed files with 22 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
code/AssetLib/glTF2/glTF2Importer.cpp
View File

@ -467,7 +467,15 @@ void glTF2Importer::ImportMeshes(glTF2::Asset &r) {
for (unsigned int p = 0; p < mesh.primitives.size(); ++p) { for (unsigned int p = 0; p < mesh.primitives.size(); ++p) {
Mesh::Primitive &prim = mesh.primitives[p]; Mesh::Primitive &prim = mesh.primitives[p];
// extract used vertices: Mesh::Primitive::Attributes &attr = prim.attributes;
// Find out the maximum number of vertices:
size_t numAllVertices = 0;
if (!attr.position.empty() && attr.position[0]) {
numAllVertices = attr.position[0]->count;
}
// Extract used vertices:
bool useIndexBuffer = prim.indices; bool useIndexBuffer = prim.indices;
std::vector<unsigned int>* vertexRemappingTable = nullptr; std::vector<unsigned int>* vertexRemappingTable = nullptr;
if (useIndexBuffer) { if (useIndexBuffer) {
@ -487,6 +495,11 @@ void glTF2Importer::ImportMeshes(glTF2::Asset &r) {
const unsigned int unusedIndex = ~0u; const unsigned int unusedIndex = ~0u;
for (unsigned int i = 0; i < count; ++i) { for (unsigned int i = 0; i < count; ++i) {
unsigned int index = data.GetUInt(i); unsigned int index = data.GetUInt(i);
if (index >= numAllVertices) {
// Out-of-range indices will be filtered out when adding the faces and then lead to a warning. At this stage, we just keep them.
indexBuffer[i] = index;
continue;
}
if (index >= reverseMappingIndices.size()) { if (index >= reverseMappingIndices.size()) {
reverseMappingIndices.resize(index + 1, unusedIndex); reverseMappingIndices.resize(index + 1, unusedIndex);
} }
@ -527,11 +540,7 @@ void glTF2Importer::ImportMeshes(glTF2::Asset &r) {
break; break;
} }
Mesh::Primitive::Attributes &attr = prim.attributes;
size_t numAllVertices = 0;
if (!attr.position.empty() && attr.position[0]) { if (!attr.position.empty() && attr.position[0]) {
numAllVertices = attr.position[0]->count;
aim->mNumVertices = static_cast<unsigned int>(attr.position[0]->ExtractData(aim->mVertices, vertexRemappingTable)); aim->mNumVertices = static_cast<unsigned int>(attr.position[0]->ExtractData(aim->mVertices, vertexRemappingTable));
} }

14
test/unit/utglTF2ImportExport.cpp
View File

@ -380,7 +380,7 @@ TEST_F(utglTF2ImportExport, importglTF2PrimitiveModeLines) {
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_08.gltf", aiProcess_ValidateDataStructure); const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_08.gltf", aiProcess_ValidateDataStructure);
EXPECT_NE(nullptr, scene); EXPECT_NE(nullptr, scene);
EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u); EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u);
std::array<unsigned int, 5> l1 = { { 0u, 3u, 2u, 1u, 0u } }; std::array<unsigned int, 5> l1 = { { 0u, 1u, 2u, 3u, 0u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u);
for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) { for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]);
@ -394,7 +394,7 @@ TEST_F(utglTF2ImportExport, importglTF2PrimitiveModeLineLoop) {
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_09.gltf", aiProcess_ValidateDataStructure); const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_09.gltf", aiProcess_ValidateDataStructure);
EXPECT_NE(nullptr, scene); EXPECT_NE(nullptr, scene);
EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u); EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u);
std::array<unsigned int, 5> l1 = { { 0, 3u, 2u, 1u, 0u } }; std::array<unsigned int, 5> l1 = { { 0, 1u, 2u, 3u, 0u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u);
for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) { for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]);
@ -408,7 +408,7 @@ TEST_F(utglTF2ImportExport, importglTF2PrimitiveModeLineStrip) {
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_10.gltf", aiProcess_ValidateDataStructure); const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF2/glTF-Asset-Generator/Mesh_PrimitiveMode/Mesh_PrimitiveMode_10.gltf", aiProcess_ValidateDataStructure);
EXPECT_NE(nullptr, scene); EXPECT_NE(nullptr, scene);
EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u); EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u);
std::array<unsigned int, 5> l1 = { { 0u, 3u, 2u, 1u, 0u } }; std::array<unsigned int, 5> l1 = { { 0u, 1u, 2u, 3u, 0u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 2u);
for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) { for (unsigned int i = 0; i < scene->mMeshes[0]->mNumFaces; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[i].mIndices[0], l1[i]);
@ -423,13 +423,13 @@ TEST_F(utglTF2ImportExport, importglTF2PrimitiveModeTrianglesStrip) {
EXPECT_NE(nullptr, scene); EXPECT_NE(nullptr, scene);
EXPECT_EQ(scene->mMeshes[0]->mNumFaces, 2u); EXPECT_EQ(scene->mMeshes[0]->mNumFaces, 2u);
EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u); EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u);
std::array<unsigned int, 3> f1 = { { 0u, 3u, 1u } }; std::array<unsigned int, 3> f1 = { { 0u, 1u, 2u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 3u); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 3u);
for (size_t i = 0; i < 3; ++i) { for (size_t i = 0; i < 3; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mIndices[i], f1[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mIndices[i], f1[i]);
} }
std::array<unsigned int, 3> f2 = { { 1u, 3u, 2u } }; std::array<unsigned int, 3> f2 = { { 2u, 1u, 3u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mNumIndices, 3u); EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mNumIndices, 3u);
for (size_t i = 0; i < 3; ++i) { for (size_t i = 0; i < 3; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mIndices[i], f2[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mIndices[i], f2[i]);
@ -443,13 +443,13 @@ TEST_F(utglTF2ImportExport, importglTF2PrimitiveModeTrianglesFan) {
EXPECT_NE(nullptr, scene); EXPECT_NE(nullptr, scene);
EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u); EXPECT_EQ(scene->mMeshes[0]->mNumVertices, 4u);
EXPECT_EQ(scene->mMeshes[0]->mNumFaces, 2u); EXPECT_EQ(scene->mMeshes[0]->mNumFaces, 2u);
std::array<unsigned int, 3> f1 = { { 0u, 3u, 2u } }; std::array<unsigned int, 3> f1 = { { 0u, 1u, 2u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 3u); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mNumIndices, 3u);
for (size_t i = 0; i < 3; ++i) { for (size_t i = 0; i < 3; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mIndices[i], f1[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[0].mIndices[i], f1[i]);
} }
std::array<unsigned int, 3> f2 = { { 0u, 2u, 1u } }; std::array<unsigned int, 3> f2 = { { 0u, 2u, 3u } };
EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mNumIndices, 3u); EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mNumIndices, 3u);
for (size_t i = 0; i < 3; ++i) { for (size_t i = 0; i < 3; ++i) {
EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mIndices[i], f2[i]); EXPECT_EQ(scene->mMeshes[0]->mFaces[1].mIndices[i], f2[i]);