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Merge pull request #2621 from RevoluPowered/fix-segfault-fbx-import 

Fix segfault #2614
pull/2630/head
Kim Kulling 2019-08-28 11:16:39 +02:00 committed by GitHub
parent 234b759cbc e20640c2c8
commit 84c0d6b95a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 12 deletions
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19
code/FBX/FBXMeshGeometry.cpp
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@ -610,8 +610,7 @@ void MeshGeometry::ReadVertexDataMaterials(std::vector<int>& materials_out, cons
const std::string& ReferenceInformationType) const std::string& ReferenceInformationType)
{ {
const size_t face_count = m_faces.size(); const size_t face_count = m_faces.size();
if( 0 == face_count )
if(face_count == 0)
{ {
return; return;
} }
@ -626,16 +625,14 @@ void MeshGeometry::ReadVertexDataMaterials(std::vector<int>& materials_out, cons
if (materials_out.empty()) { if (materials_out.empty()) {
FBXImporter::LogError(Formatter::format("expected material index, ignoring")); FBXImporter::LogError(Formatter::format("expected material index, ignoring"));
return; return;
} } else if (materials_out.size() > 1) {
else if (materials_out.size() > 1) {
FBXImporter::LogWarn(Formatter::format("expected only a single material index, ignoring all except the first one")); FBXImporter::LogWarn(Formatter::format("expected only a single material index, ignoring all except the first one"));
materials_out.clear(); materials_out.clear();
} }
materials_out.resize(m_vertices.size()); materials_out.resize(m_vertices.size());
std::fill(materials_out.begin(), materials_out.end(), materials_out.at(0)); std::fill(materials_out.begin(), materials_out.end(), materials_out.at(0));
} } else if (MappingInformationType == "ByPolygon" && ReferenceInformationType == "IndexToDirect") {
else if (MappingInformationType == "ByPolygon" && ReferenceInformationType == "IndexToDirect") {
materials_out.resize(face_count); materials_out.resize(face_count);
if(materials_out.size() != face_count) { if(materials_out.size() != face_count) {
@ -644,18 +641,16 @@ void MeshGeometry::ReadVertexDataMaterials(std::vector<int>& materials_out, cons
); );
return; return;
} }
} } else {
else {
FBXImporter::LogError(Formatter::format("ignoring material assignments, access type not implemented: ") FBXImporter::LogError(Formatter::format("ignoring material assignments, access type not implemented: ")
<< MappingInformationType << "," << ReferenceInformationType); << MappingInformationType << "," << ReferenceInformationType);
} }
} }
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
ShapeGeometry::ShapeGeometry(uint64_t id, const Element& element, const std::string& name, const Document& doc) ShapeGeometry::ShapeGeometry(uint64_t id, const Element& element, const std::string& name, const Document& doc)
: Geometry(id, element, name, doc) : Geometry(id, element, name, doc) {
{ const Scope *sc = element.Compound();
const Scope* sc = element.Compound(); if (nullptr == sc) {
if (!sc) {
DOMError("failed to read Geometry object (class: Shape), no data scope found"); DOMError("failed to read Geometry object (class: Shape), no data scope found");
} }
const Element& Indexes = GetRequiredElement(*sc, "Indexes", &element); const Element& Indexes = GetRequiredElement(*sc, "Indexes", &element);