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更改使用OBB取绑定盒

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This commit is contained in:
hyzboy
2025-07-09 00:07:18 +08:00
parent 6772ccd4ac
commit c99157e0e5
2 changed files with 4 additions and 20 deletions
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2
CMSceneGraph

Submodule CMSceneGraph updated: 048acfdf45...50f5514aee

22
example/Basic/RenderBoundBox.cpp
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@@ -253,31 +253,15 @@ private:
{ {
CreateComponentInfo cci(GetSceneRoot()); CreateComponentInfo cci(GetSceneRoot());
AABB aabb; OBB obb;
// OBB obb;
for(int i=0;i<6;i++) for(int i=0;i<6;i++)
{ {
PrimitiveComponent *component=rm_torus->component[i]; PrimitiveComponent *component=rm_torus->component[i];
component->GetLocalAABB(aabb); component->GetWorldOBB(obb);
//Matrix4f translate_matrix=obb.GetRotationMatrix(); cci.mat=obb.GetMatrix();
//Matrix4f rotate_matrix=obb.GetRotationMatrix();
//Matrix4f scale_matrix=ScaleMatrix(obb.GetHalfExtend()*2.0f);
Matrix3f rotate_scale_matrix=component->GetLocalToWorldMatrix();
rotate_scale_matrix[0]=glm::normalize(rotate_scale_matrix[0]);
rotate_scale_matrix[1]=glm::normalize(rotate_scale_matrix[1]);
rotate_scale_matrix[2]=glm::normalize(rotate_scale_matrix[2]);
Matrix4f rotate_matrix=rotate_scale_matrix;
Matrix4f translate_matrix=TranslateMatrix(aabb.GetCenter());
Matrix4f scale_matrix=ScaleMatrix(aabb.GetLength());
cci.mat=translate_matrix*rotate_matrix*scale_matrix;
CreateComponent<MeshComponent>(&cci,rm_box->cdp); CreateComponent<MeshComponent>(&cci,rm_box->cdp);
} }