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新的PrimitiveComponent::GetWorldOBBMatrix函数，进一步减少中间计算步骤，直接出OBBMATRIX

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This commit is contained in:
hyzboy
2025-07-09 00:45:03 +08:00
parent c99157e0e5
commit 51e043f07d
3 changed files with 35 additions and 7 deletions
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12
example/Basic/RenderBoundBox.cpp
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@@ -240,7 +240,8 @@ private:
{
for(int i=0;i<6;i++)
{
cci.mat=AxisYRotate(deg2rad(i*30.0f));
cci.mat=AxisYRotate(deg2rad(i*30.0f))*ScaleMatrix((i+1)*1.0f);
rm_torus->component[i]=CreateComponent<MeshComponent>(&cci,rm_torus->cdp);
rm_torus->component[i]->SetOverrideMaterial(solid.mi[i]);
}
@@ -257,13 +258,12 @@ private:
for(int i=0;i<6;i++)
{
PrimitiveComponent *component=rm_torus->component[i];
MeshComponent *component=rm_torus->component[i];
component->GetWorldOBB(obb);
if(!component->GetWorldOBBMatrix(cci.mat))
continue;
cci.mat=obb.GetMatrix();
CreateComponent<MeshComponent>(&cci,rm_box->cdp);
auto *box_component=CreateComponent<MeshComponent>(&cci,rm_box->cdp);
}
return(true);