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fix node invalid pointer #238

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merged 2 commits into from
Oct 5, 2023
Merged

fix node invalid pointer #238

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462010c
fix node invalid pointer
T-rvw Oct 5, 2023
3fcdc58
improve other interfaces
T-rvw Oct 5, 2023
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40 changes: 19 additions & 21 deletions private/Producers/FbxProducer/FbxProducerImpl.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -208,7 +208,7 @@ void FbxProducerImpl::Execute(cd::SceneDatabase* pSceneDatabase)
uint32_t oldNodeCount = pSceneDatabase->GetNodeCount();
m_nodeIDGenerator.SetCurrentID(oldNodeCount);
pSceneDatabase->SetNodeCount(oldNodeCount + sceneNodeCount);
TraverseNodeRecursively(pSDKScene->GetRootNode(), nullptr, pSceneDatabase);
TraverseNodeRecursively(pSDKScene->GetRootNode(), cd::NodeID::InvalidID, pSceneDatabase);
}

// Convert fbx bone/joint to cd scene bone/joint.
Expand Down Expand Up @@ -247,16 +247,14 @@ int FbxProducerImpl::GetSceneNodeCount(const fbxsdk::FbxNode* pSceneNode)
return totalCount;
}

void FbxProducerImpl::TraverseNodeRecursively(fbxsdk::FbxNode* pSDKNode, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase)
void FbxProducerImpl::TraverseNodeRecursively(fbxsdk::FbxNode* pSDKNode, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase)
{
fbxsdk::FbxNodeAttribute* pNodeAttribute = pSDKNode->GetNodeAttribute();

cd::Node* pNode = nullptr;
if (nullptr == pNodeAttribute ||
fbxsdk::FbxNodeAttribute::eNull == pNodeAttribute->GetAttributeType())
{
cd::NodeID nodeID = AddNode(pSDKNode, pParentNode, pSceneDatabase);
pNode = &pSceneDatabase->GetNodes()[nodeID.Data()];
AddNode(pSDKNode, parentNodeID, pSceneDatabase);
}
else if (fbxsdk::FbxNodeAttribute::eLight == pNodeAttribute->GetAttributeType() && m_importLight)
{
Expand Down Expand Up @@ -300,44 +298,44 @@ void FbxProducerImpl::TraverseNodeRecursively(fbxsdk::FbxNode* pSDKNode, cd::Nod
{
assert(1U == materialCount && "Material is AllSame mapping mode but has multiple materials.");

AddMesh(pFbxMesh, pSDKNode->GetName(), 0, pParentNode, pSceneDatabase);
AddMesh(pFbxMesh, pSDKNode->GetName(), 0, parentNodeID, pSceneDatabase);
}
else if (fbxsdk::FbxLayerElement::eByPolygon == materialMappingMode)
{
assert(materialCount > 1U && "Material is ByPolygon mapping mode but only one material.");

// It will generate multiple meshes to assign one material.
// To manage them conveniently, they are placed under a new Node.
cd::NodeID meshesNodeID = AddNode(pSDKNode, pParentNode, pSceneDatabase);
cd::NodeID meshesNodeID = AddNode(pSDKNode, parentNodeID, pSceneDatabase);
for (uint32_t materialIndex = 0U; materialIndex < materialCount; ++materialIndex)
{
std::string splitMeshName(std::format("{}_{}", pSDKNode->GetName(), materialIndex));
AddMesh(pFbxMesh, splitMeshName.c_str(), materialIndex, &pSceneDatabase->GetNodes()[meshesNodeID.Data()], pSceneDatabase);
AddMesh(pFbxMesh, splitMeshName.c_str(), materialIndex, meshesNodeID, pSceneDatabase);
}
}
}
else
{
AddMesh(pFbxMesh, pSDKNode->GetName(), std::nullopt, pParentNode, pSceneDatabase);
AddMesh(pFbxMesh, pSDKNode->GetName(), std::nullopt, parentNodeID, pSceneDatabase);
}
}
}

for (int childIndex = 0; childIndex < pSDKNode->GetChildCount(); ++childIndex)
{
TraverseNodeRecursively(pSDKNode->GetChild(childIndex), pNode, pSceneDatabase);
TraverseNodeRecursively(pSDKNode->GetChild(childIndex), parentNodeID, pSceneDatabase);
}
}

cd::NodeID FbxProducerImpl::AddNode(const fbxsdk::FbxNode* pSDKNode, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase)
cd::NodeID FbxProducerImpl::AddNode(const fbxsdk::FbxNode* pSDKNode, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase)
{
cd::NodeID nodeID = m_nodeIDGenerator.AllocateID();
cd::Node node(nodeID, pSDKNode->GetName());
node.SetTransform(details::ConvertFbxNodeTransform(const_cast<fbxsdk::FbxNode*>(pSDKNode)));
if (pParentNode)
if (parentNodeID.IsValid())
{
pParentNode->AddChildID(nodeID.Data());
node.SetParentID(pParentNode->GetID().Data());
pSceneDatabase->GetNode(parentNodeID.Data()).AddChildID(nodeID.Data());
node.SetParentID(parentNodeID.Data());
}
pSceneDatabase->AddNode(cd::MoveTemp(node));

Expand Down Expand Up @@ -409,7 +407,7 @@ cd::LightID FbxProducerImpl::AddLight(const fbxsdk::FbxLight* pFbxLight, const c
return lightID;
}

cd::MeshID FbxProducerImpl::AddMesh(const fbxsdk::FbxMesh* pFbxMesh, const char* pMeshName, std::optional<int32_t> optMaterialIndex, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase)
cd::MeshID FbxProducerImpl::AddMesh(const fbxsdk::FbxMesh* pFbxMesh, const char* pMeshName, std::optional<int32_t> optMaterialIndex, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase)
{
// For geometry data, we only query base layer which means index 0.
const fbxsdk::FbxLayer* pMeshBaseLayer = pFbxMesh->GetLayer(0);
Expand Down Expand Up @@ -500,9 +498,9 @@ cd::MeshID FbxProducerImpl::AddMesh(const fbxsdk::FbxMesh* pFbxMesh, const char*
mesh.SetVertexFormat(cd::MoveTemp(meshVertexFormat));

// Associate mesh id to its parent transform node.
if (pParentNode)
if (parentNodeID.IsValid())
{
pParentNode->AddMeshID(meshID.Data());
pSceneDatabase->GetNode(parentNodeID.Data()).AddMeshID(meshID.Data());
}

if (optMaterialIndex.has_value())
Expand Down Expand Up @@ -843,15 +841,15 @@ int FbxProducerImpl::GetSceneBoneCount(const fbxsdk::FbxNode* pSceneNode)
// }
//}

cd::BoneID FbxProducerImpl::AddBone(const fbxsdk::FbxNode* pSDKNode, cd::Bone* pParentBone, cd::SceneDatabase* pSceneDatabase)
cd::BoneID FbxProducerImpl::AddBone(const fbxsdk::FbxNode* pSDKNode, cd::BoneID parentBoneID, cd::SceneDatabase* pSceneDatabase)
{
cd::BoneID boneID = m_boneIDGenerator.AllocateID();
cd::Bone bone(boneID, pSDKNode->GetName());
bone.SetTransform(details::ConvertFbxNodeTransform(const_cast<fbxsdk::FbxNode*>(pSDKNode)));
if (pParentBone)
if (parentBoneID.IsValid())
{
pParentBone->AddChildID(boneID.Data());
bone.SetParentID(pParentBone->GetID().Data());
pSceneDatabase->GetBone(parentBoneID.Data()).AddChildID(boneID.Data());
bone.SetParentID(parentBoneID.Data());
}
pSceneDatabase->AddBone(cd::MoveTemp(bone));

Expand Down
8 changes: 4 additions & 4 deletions private/Producers/FbxProducer/FbxProducerImpl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -72,7 +72,7 @@ class FbxProducerImpl final

private:
int GetSceneNodeCount(const fbxsdk::FbxNode* pSceneNode);
void TraverseNodeRecursively(fbxsdk::FbxNode* pSDKNode, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase);
void TraverseNodeRecursively(fbxsdk::FbxNode* pSDKNode, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase);

int GetSceneBoneCount(const fbxsdk::FbxNode* pSceneNode);
//void TraverseBoneRecursively(fbxsdk::FbxNode* pSDKNode, fbxsdk::FbxScene* pSDKScene, cd::Bone* pParentNode, cd::SceneDatabase* pSceneDatabase);
Expand All @@ -81,12 +81,12 @@ class FbxProducerImpl final
void AddMaterialTexture(const fbxsdk::FbxProperty& sdkProperty, cd::MaterialTextureType textureType, cd::Material& material, cd::SceneDatabase* pSceneDatabase);
cd::MaterialID AddMaterial(const fbxsdk::FbxSurfaceMaterial* pSDKMaterial, cd::SceneDatabase* pSceneDatabase);

cd::NodeID AddNode(const fbxsdk::FbxNode* pSDKNode, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase);
cd::NodeID AddNode(const fbxsdk::FbxNode* pSDKNode, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase);
cd::LightID AddLight(const fbxsdk::FbxLight* pFbxLight, const char* pLightName, cd::Transform transform, cd::SceneDatabase* pSceneDatabase);
cd::MeshID AddMesh(const fbxsdk::FbxMesh* pFbxMesh, const char* pMeshName, std::optional<int32_t> optMaterialIndex, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase);
cd::MeshID AddMesh(const fbxsdk::FbxMesh* pFbxMesh, const char* pMeshName, std::optional<int32_t> optMaterialIndex, cd::NodeID parentNodeID, cd::SceneDatabase* pSceneDatabase);
std::vector<cd::MorphID> AddMorphs(const fbxsdk::FbxBlendShape* pBlendShape, const cd::Mesh& sourceMesh, const std::map<uint32_t, uint32_t>& mapVertexIDToControlPointIndex, cd::SceneDatabase* pSceneDatabase);

cd::BoneID AddBone(const fbxsdk::FbxNode* pSDKNode, cd::Bone* pParentNode, cd::SceneDatabase* pSceneDatabase);
cd::BoneID AddBone(const fbxsdk::FbxNode* pSDKNode, cd::BoneID parentBoneID, cd::SceneDatabase* pSceneDatabase);
//cd::TrackID AddTrack(const fbxsdk::FbxNode* pSDKNode, cd::Node* pParentNode, cd::SceneDatabase* pSceneDatabase);
cd::AnimationID AddAnimation(fbxsdk::FbxNode* pSDKNode, fbxsdk::FbxScene* pSDKScene, cd::SceneDatabase* pSceneDatabase);

Expand Down
45 changes: 45 additions & 0 deletions private/Scene/SceneDatabase.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,11 @@ void SceneDatabase::SetNodeCount(uint32_t nodeCount)
return m_pSceneDatabaseImpl->SetNodeCount(nodeCount);
}

Node& SceneDatabase::GetNode(uint32_t index)
{
return m_pSceneDatabaseImpl->GetNode(index);
}

const Node& SceneDatabase::GetNode(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetNode(index);
Expand Down Expand Up @@ -147,6 +152,11 @@ void SceneDatabase::SetMeshCount(uint32_t meshCount)
return m_pSceneDatabaseImpl->SetMeshCount(meshCount);
}

Mesh& SceneDatabase::GetMesh(uint32_t index)
{
return m_pSceneDatabaseImpl->GetMesh(index);
}

const Mesh& SceneDatabase::GetMesh(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetMesh(index);
Expand Down Expand Up @@ -180,6 +190,11 @@ void SceneDatabase::SetMorphCount(uint32_t morphCount)
return m_pSceneDatabaseImpl->SetMorphCount(morphCount);
}

Morph& SceneDatabase::GetMorph(uint32_t index)
{
return m_pSceneDatabaseImpl->GetMorph(index);
}

const Morph& SceneDatabase::GetMorph(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetMorph(index);
Expand Down Expand Up @@ -213,6 +228,11 @@ void SceneDatabase::SetMaterialCount(uint32_t materialCount)
return m_pSceneDatabaseImpl->SetMaterialCount(materialCount);
}

Material& SceneDatabase::GetMaterial(uint32_t index)
{
return m_pSceneDatabaseImpl->GetMaterial(index);
}

const Material& SceneDatabase::GetMaterial(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetMaterial(index);
Expand Down Expand Up @@ -284,6 +304,11 @@ void SceneDatabase::SetCameraCount(uint32_t cameraCount)
return m_pSceneDatabaseImpl->SetCameraCount(cameraCount);
}

Camera& SceneDatabase::GetCamera(uint32_t index)
{
return m_pSceneDatabaseImpl->GetCamera(index);
}

const Camera& SceneDatabase::GetCamera(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetCamera(index);
Expand Down Expand Up @@ -317,6 +342,11 @@ void SceneDatabase::SetLightCount(uint32_t lightCount)
return m_pSceneDatabaseImpl->SetLightCount(lightCount);
}

Light& SceneDatabase::GetLight(uint32_t index)
{
return m_pSceneDatabaseImpl->GetLight(index);
}

const Light& SceneDatabase::GetLight(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetLight(index);
Expand Down Expand Up @@ -350,6 +380,11 @@ void SceneDatabase::SetBoneCount(uint32_t boneCount)
return m_pSceneDatabaseImpl->SetBoneCount(boneCount);
}

Bone& SceneDatabase::GetBone(uint32_t index)
{
return m_pSceneDatabaseImpl->GetBone(index);
}

const Bone& SceneDatabase::GetBone(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetBone(index);
Expand Down Expand Up @@ -388,6 +423,11 @@ void SceneDatabase::SetAnimationCount(uint32_t animationCount)
return m_pSceneDatabaseImpl->SetAnimationCount(animationCount);
}

Animation& SceneDatabase::GetAnimation(uint32_t index)
{
return m_pSceneDatabaseImpl->GetAnimation(index);
}

const Animation& SceneDatabase::GetAnimation(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetAnimation(index);
Expand Down Expand Up @@ -421,6 +461,11 @@ void SceneDatabase::SetTrackCount(uint32_t animationCount)
return m_pSceneDatabaseImpl->SetTrackCount(animationCount);
}

Track& SceneDatabase::GetTrack(uint32_t index)
{
return m_pSceneDatabaseImpl->GetTrack(index);
}

const Track& SceneDatabase::GetTrack(uint32_t index) const
{
return m_pSceneDatabaseImpl->GetTrack(index);
Expand Down
9 changes: 9 additions & 0 deletions private/Scene/SceneDatabaseImpl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@ class SceneDatabaseImpl
std::vector<Node>& GetNodes() { return m_nodes; }
const std::vector<Node>& GetNodes() const { return m_nodes; }
void SetNodeCount(uint32_t count) { m_nodes.reserve(count); }
Node& GetNode(uint32_t index) { return m_nodes[index]; }
const Node& GetNode(uint32_t index) const { return m_nodes[index]; }
const Node* GetNodeByName(const char* pName) const;
uint32_t GetNodeCount() const { return static_cast<uint32_t>(m_nodes.size()); }
Expand All @@ -66,6 +67,7 @@ class SceneDatabaseImpl
std::vector<Mesh>& GetMeshes() { return m_meshes; }
const std::vector<Mesh>& GetMeshes() const { return m_meshes; }
void SetMeshCount(uint32_t count) { m_meshes.reserve(count); }
Mesh& GetMesh(uint32_t index) { return m_meshes[index]; }
const Mesh& GetMesh(uint32_t index) const { return m_meshes[index]; }
uint32_t GetMeshCount() const { return static_cast<uint32_t>(m_meshes.size()); }

Expand All @@ -74,6 +76,7 @@ class SceneDatabaseImpl
std::vector<Morph>& GetMorphs() { return m_morphs; }
const std::vector<Morph>& GetMorphs() const { return m_morphs; }
void SetMorphCount(uint32_t count) { m_morphs.reserve(count); }
Morph& GetMorph(uint32_t index) { return m_morphs[index]; }
const Morph& GetMorph(uint32_t index) const { return m_morphs[index]; }
uint32_t GetMorphCount() const { return static_cast<uint32_t>(m_morphs.size()); }

Expand All @@ -91,6 +94,7 @@ class SceneDatabaseImpl
std::vector<Material>& GetMaterials() { return m_materials; }
const std::vector<Material>& GetMaterials() const { return m_materials; }
void SetMaterialCount(uint32_t count) { m_materials.reserve(count); }
Material& GetMaterial(uint32_t index) { return m_materials[index]; }
const Material& GetMaterial(uint32_t index) const { return m_materials[index]; }
uint32_t GetMaterialCount() const { return static_cast<uint32_t>(m_materials.size()); }

Expand All @@ -99,6 +103,7 @@ class SceneDatabaseImpl
std::vector<Camera>& GetCameras() { return m_cameras; }
const std::vector<Camera>& GetCameras() const { return m_cameras; }
void SetCameraCount(uint32_t count) { m_cameras.reserve(count); }
Camera& GetCamera(uint32_t index) { return m_cameras[index]; }
const Camera& GetCamera(uint32_t index) const { return m_cameras[index]; }
uint32_t GetCameraCount() const { return static_cast<uint32_t>(m_cameras.size()); }

Expand All @@ -107,6 +112,7 @@ class SceneDatabaseImpl
std::vector<Light>& GetLights() { return m_lights; }
const std::vector<Light>& GetLights() const { return m_lights; }
void SetLightCount(uint32_t count) { m_lights.reserve(count); }
Light& GetLight(uint32_t index) { return m_lights[index]; }
const Light& GetLight(uint32_t index) const { return m_lights[index]; }
uint32_t GetLightCount() const { return static_cast<uint32_t>(m_lights.size()); }

Expand All @@ -115,6 +121,7 @@ class SceneDatabaseImpl
std::vector<Bone>& GetBones() { return m_bones; }
const std::vector<Bone>& GetBones() const { return m_bones; }
void SetBoneCount(uint32_t count) { m_bones.reserve(count); }
Bone& GetBone(uint32_t index) { return m_bones[index]; }
const Bone& GetBone(uint32_t index) const { return m_bones[index]; }
const Bone* GetBoneByName(const char* pName) const;
uint32_t GetBoneCount() const { return static_cast<uint32_t>(m_bones.size()); }
Expand All @@ -124,6 +131,7 @@ class SceneDatabaseImpl
std::vector<Animation>& GetAnimations() { return m_animations; }
const std::vector<Animation>& GetAnimations() const { return m_animations; }
void SetAnimationCount(uint32_t count) { m_animations.reserve(count); }
Animation& GetAnimation(uint32_t index) { return m_animations[index]; }
const Animation& GetAnimation(uint32_t index) const { return m_animations[index]; }
uint32_t GetAnimationCount() const { return static_cast<uint32_t>(m_animations.size()); }

Expand All @@ -132,6 +140,7 @@ class SceneDatabaseImpl
std::vector<Track>& GetTracks() { return m_tracks; }
const std::vector<Track>& GetTracks() const { return m_tracks; }
void SetTrackCount(uint32_t count) { m_tracks.reserve(count); }
Track& GetTrack(uint32_t index) { return m_tracks[index]; }
const Track& GetTrack(uint32_t index) const { return m_tracks[index]; }
const Track* GetTrackByName(const char* pName) const;
uint32_t GetTrackCount() const { return static_cast<uint32_t>(m_tracks.size()); }
Expand Down
9 changes: 9 additions & 0 deletions public/Scene/SceneDatabase.h
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Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,7 @@ class CORE_API SceneDatabase final
std::vector<Node>& GetNodes();
const std::vector<Node>& GetNodes() const;
void SetNodeCount(uint32_t nodeCount);
Node& GetNode(uint32_t index);
const Node& GetNode(uint32_t index) const;
const Node* GetNodeByName(const char* pName) const;
uint32_t GetNodeCount() const;
Expand All @@ -69,6 +70,7 @@ class CORE_API SceneDatabase final
std::vector<Mesh>& GetMeshes();
const std::vector<Mesh>& GetMeshes() const;
void SetMeshCount(uint32_t meshCount);
Mesh& GetMesh(uint32_t index);
const Mesh& GetMesh(uint32_t index) const;
uint32_t GetMeshCount() const;

Expand All @@ -77,6 +79,7 @@ class CORE_API SceneDatabase final
std::vector<Morph>& GetMorphs();
const std::vector<Morph>& GetMorphs() const;
void SetMorphCount(uint32_t morphCount);
Morph& GetMorph(uint32_t index);
const Morph& GetMorph(uint32_t index) const;
uint32_t GetMorphCount() const;

Expand All @@ -85,6 +88,7 @@ class CORE_API SceneDatabase final
std::vector<Material>& GetMaterials();
const std::vector<Material>& GetMaterials() const;
void SetMaterialCount(uint32_t materialCount);
Material& GetMaterial(uint32_t index);
const Material& GetMaterial(uint32_t index) const;
uint32_t GetMaterialCount() const;

Expand All @@ -102,6 +106,7 @@ class CORE_API SceneDatabase final
std::vector<Camera>& GetCameras();
const std::vector<Camera>& GetCameras() const;
void SetCameraCount(uint32_t cameraCount);
Camera& GetCamera(uint32_t index);
const Camera& GetCamera(uint32_t index) const;
uint32_t GetCameraCount() const;

Expand All @@ -110,6 +115,7 @@ class CORE_API SceneDatabase final
std::vector<Light>& GetLights();
const std::vector<Light>& GetLights() const;
void SetLightCount(uint32_t lightCount);
Light& GetLight(uint32_t index);
const Light& GetLight(uint32_t index) const;
uint32_t GetLightCount() const;

Expand All @@ -118,6 +124,7 @@ class CORE_API SceneDatabase final
std::vector<Bone>& GetBones();
const std::vector<Bone>& GetBones() const;
void SetBoneCount(uint32_t boneCount);
Bone& GetBone(uint32_t index);
const Bone& GetBone(uint32_t index) const;
const Bone* GetBoneByName(const char* pName) const;
uint32_t GetBoneCount() const;
Expand All @@ -127,6 +134,7 @@ class CORE_API SceneDatabase final
std::vector<Animation>& GetAnimations();
const std::vector<Animation>& GetAnimations() const;
void SetAnimationCount(uint32_t animationCount);
Animation& GetAnimation(uint32_t index);
const Animation& GetAnimation(uint32_t index) const;
uint32_t GetAnimationCount() const;

Expand All @@ -135,6 +143,7 @@ class CORE_API SceneDatabase final
std::vector<Track>& GetTracks();
const std::vector<Track>& GetTracks() const;
void SetTrackCount(uint32_t TrackCount);
Track& GetTrack(uint32_t index);
const Track& GetTrack(uint32_t index) const;
const Track* GetTrackByName(const char* pName) const;
uint32_t GetTrackCount() const;
Expand Down