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feat(model): implement CM2Model::AttachToParent

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This commit is contained in:
fallenoak 2025-10-12 22:38:43 -05:00
parent c61d9ce7fc
commit cc2701986b
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1 changed files with 67 additions and 1 deletions
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68
src/model/CM2Model.cpp
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@ -566,7 +566,73 @@ void CM2Model::AnimateST() {
} }
void CM2Model::AttachToParent(CM2Model* parent, uint32_t id, const C3Vector* position, int32_t a5) { void CM2Model::AttachToParent(CM2Model* parent, uint32_t id, const C3Vector* position, int32_t a5) {
// TODO if (this->m_attachParent) {
this->DetachFromParent();
}
this->SetAnimating(0);
auto& attachmentIndicesById = this->m_shared->m_data->attachmentIndicesById;
uint16_t attachIndex = 0xFFFF;
if (parent->m_loaded && id < attachmentIndicesById.count) {
attachIndex = attachmentIndicesById[id];
}
if (attachIndex == 0xFFFF && !a5) {
return;
}
this->m_attachIndex = attachIndex;
this->m_attachId = id;
this->m_attachParent = parent;
this->m_flag80 = 1;
this->m_flag20000 = 1;
this->m_flag40000 = a5 ? 1 : 0;
this->m_attachPrev = &parent->m_attachList;
this->m_attachNext = parent->m_attachList;
if (parent->m_attachList) {
parent->m_attachList->m_attachPrev = &this->m_attachNext;
}
parent->m_attachList = this;
if (!this->m_loaded || !this->m_flag100) {
auto model = this->m_attachParent;
while (model) {
model->m_flag100 = 0;
model = model->m_attachParent;
}
}
if (!this->m_flag2) {
auto model = this->m_attachParent;
while (model) {
model->m_flag200 = 0;
model = model->m_attachParent;
}
}
if (position && this->m_attachParent->m_loaded && this->m_attachIndex != 0xFFFF) {
auto transform = parent->GetAttachmentWorldTransform(id);
auto scale = sqrt(transform.a0 * transform.a0 + transform.a1 * transform.a1 + transform.a2 * transform.a2);
transform = transform.AffineInverse(scale);
if (!this->m_flag8000) {
this->matrixB4.Identity();
}
auto transformedPosition = *position * transform;
this->matrixB4.d0 = transformedPosition.x;
this->matrixB4.d1 = transformedPosition.y;
this->matrixB4.d2 = transformedPosition.z;
this->m_flag8000 = 1;
}
this->AddRef();
} }
void CM2Model::AttachToScene(CM2Scene* scene) { void CM2Model::AttachToScene(CM2Scene* scene) {