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chore: export separate root node for gltf

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Jan 2024-05-10 22:57:22 +02:00
parent 1c105db5bc
commit 6a1962b65a
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1 changed files with 21 additions and 2 deletions
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23
src/ObjWriting/XModel/Gltf/GltfWriter.cpp
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@ -37,8 +37,9 @@ namespace
std::vector<uint8_t> bufferData; std::vector<uint8_t> bufferData;
CreateJsonAsset(gltf.asset); CreateJsonAsset(gltf.asset);
CreateMeshNode(gltf, xmodel);
CreateSkeletonNodes(gltf, xmodel); CreateSkeletonNodes(gltf, xmodel);
CreateMeshNode(gltf, xmodel);
CreateRootNode(gltf, xmodel);
CreateMaterials(gltf, xmodel); CreateMaterials(gltf, xmodel);
CreateSkin(gltf, xmodel); CreateSkin(gltf, xmodel);
CreateBufferViews(gltf, xmodel); CreateBufferViews(gltf, xmodel);
@ -85,6 +86,23 @@ namespace
gltf.nodes->emplace_back(std::move(meshNode)); gltf.nodes->emplace_back(std::move(meshNode));
} }
void CreateRootNode(JsonRoot& gltf, const XModelCommon& xmodel)
{
JsonNode rootNode;
if (!gltf.nodes.has_value())
gltf.nodes.emplace();
rootNode.children.emplace();
rootNode.children->push_back(m_mesh_node);
if (!xmodel.m_bones.empty())
rootNode.children->push_back(m_first_bone_node);
m_root_node = gltf.nodes->size();
gltf.nodes->emplace_back(std::move(rootNode));
}
void CreateMesh(JsonRoot& gltf, const XModelCommon& xmodel) void CreateMesh(JsonRoot& gltf, const XModelCommon& xmodel)
{ {
if (!gltf.meshes.has_value()) if (!gltf.meshes.has_value())
@ -250,7 +268,7 @@ namespace
JsonScene scene; JsonScene scene;
// Only add skin if the model has bones // Only add skin if the model has bones
scene.nodes.emplace_back(m_mesh_node); scene.nodes.emplace_back(m_root_node);
if (!gltf.scenes.has_value()) if (!gltf.scenes.has_value())
gltf.scenes.emplace(); gltf.scenes.emplace();
@ -516,6 +534,7 @@ namespace
} }
unsigned m_mesh_node = 0u; unsigned m_mesh_node = 0u;
unsigned m_root_node = 0u;
unsigned m_first_bone_node = 0u; unsigned m_first_bone_node = 0u;
unsigned m_position_accessor = 0u; unsigned m_position_accessor = 0u;
unsigned m_normal_accessor = 0u; unsigned m_normal_accessor = 0u;