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Add being able to set origin of mesh to the local mesh origin. fix centering several meshes.

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This commit is contained in:
Chandler Cox
2023-10-25 09:57:51 -05:00
parent 806590d1c3
commit 73694cba6c
5 changed files with 101 additions and 2 deletions
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9
Source/Engine/Tools/ModelTool/ModelTool.cpp
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@@ -372,6 +372,7 @@ void ModelTool::Options::Serialize(SerializeStream& stream, const void* otherObj
SERIALIZE(Scale);
SERIALIZE(Rotation);
SERIALIZE(Translation);
SERIALIZE(UseLocalOrigin);
SERIALIZE(CenterGeometry);
SERIALIZE(Duration);
SERIALIZE(FramesRange);
@@ -418,6 +419,7 @@ void ModelTool::Options::Deserialize(DeserializeStream& stream, ISerializeModifi
DESERIALIZE(Scale);
DESERIALIZE(Rotation);
DESERIALIZE(Translation);
DESERIALIZE(UseLocalOrigin);
DESERIALIZE(CenterGeometry);
DESERIALIZE(Duration);
DESERIALIZE(FramesRange);
@@ -1089,11 +1091,16 @@ bool ModelTool::ImportModel(const String& path, ModelData& meshData, Options& op
// Prepare import transformation
Transform importTransform(options.Translation, options.Rotation, Float3(options.Scale));
if (options.UseLocalOrigin && data.LODs.HasItems() && data.LODs[0].Meshes.HasItems())
{
importTransform.Translation -= importTransform.Orientation * data.LODs[0].Meshes[0]->OriginTranslation * importTransform.Scale;
}
if (options.CenterGeometry && data.LODs.HasItems() && data.LODs[0].Meshes.HasItems())
{
// Calculate the bounding box (use LOD0 as a reference)
BoundingBox box = data.LODs[0].GetBox();
importTransform.Translation -= box.GetCenter();
auto center = data.LODs[0].Meshes[0]->OriginOrientation * importTransform.Orientation * box.GetCenter() * importTransform.Scale * data.LODs[0].Meshes[0]->Scaling;
importTransform.Translation -= center;
}
const bool applyImportTransform = !importTransform.IsIdentity();