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#include "KingSystem/Physics/RigidBody/Shape/Box/physBoxShape.h"
#include <Havok/Physics2012/Collide/Shape/Convex/Box/hkpBoxShape.h>
#include <Havok/Physics2012/Collide/Shape/Convex/ConvexTransform/hkpConvexTransformShape.h>
#include "KingSystem/Physics/physConversions.h"
#include "KingSystem/Utils/HeapUtil.h"
#include "KingSystem/Utils/SafeDelete.h"
namespace ksys::phys {
BoxShape* BoxShape::make(const BoxShapeParam& param, sead::Heap* heap) {
hkpBoxShape* box = nullptr;
if (auto* storage = util::allocStorage<hkpBoxShape>(heap)) {
const auto radius = param.convex_radius;
const hkVector4f half_extents{sead::Mathf::clampMin(param.extents.x / 2 - radius, 0.001),
sead::Mathf::clampMin(param.extents.y / 2 - radius, 0.001),
sead::Mathf::clampMin(param.extents.z / 2 - radius, 0.001)};
box = new (storage) hkpBoxShape(half_extents, radius);
}
hkpConvexTransformShape* transform_shape = nullptr;
if (auto* storage = util::allocStorage<hkpConvexTransformShape>(heap)) {
sead::Quatf rotation;
rotation.setRPY(param.rotate.x, param.rotate.y, param.rotate.z);
hkQsTransformf transform{toHkVec4(param.translate), toHkQuat(rotation)};
transform_shape = new (storage) hkpConvexTransformShape(box, transform);
}
if (!box || !transform_shape) {
if (box)
delete reinterpret_cast<u8*>(box);
if (transform_shape)
delete reinterpret_cast<u8*>(transform_shape);
return nullptr;
}
return new (heap) BoxShape(param, box, transform_shape);
}
BoxShape* BoxShape::clone(sead::Heap* heap) const {
BoxShapeParam param;
param.extents = mExtents;
param.translate = mTranslate;
param.rotate = mRotate;
auto* cloned = make(param, heap);
cloned->setMaterialMask(mMaterialMask);
return cloned;
}
BoxShape::BoxShape(const BoxShapeParam& param, hkpBoxShape* shape,
hkpConvexTransformShape* transform_shape)
: mExtents(param.extents), mTranslate(param.translate), mRotate(param.rotate),
mHavokShape(shape), mMaterialMask(param.common.getMaterialMask()),
mTransformShape(transform_shape) {
const bool no_transform =
mTranslate == sead::Vector3f(0, 0, 0) && mRotate == sead::Vector3f(0, 0, 0);
mFlags.change(Flag::HasTransform, !no_transform);
if (param.common.item_code_disable_stick)
mMaterialMask.getData().setCustomFlag(MaterialMaskData::CustomFlag::_0);
setMaterialMask(mMaterialMask);
}
BoxShape::~BoxShape() {
util::deallocateObjectUnsafe(mHavokShape);
util::deallocateObjectUnsafe(mTransformShape);
}
bool BoxShape::setExtents(const sead::Vector3f& extents) {
if (mExtents == extents)
return false;
mExtents = extents;
mFlags.set(Flag::Dirty);
return true;
}
bool BoxShape::setTranslate(const sead::Vector3f& translate) {
if (mTranslate == translate)
return false;
mTranslate = translate;
const bool had_transform = mFlags.isOn(Flag::HasTransform);
const bool no_transform =
mTranslate == sead::Vector3f(0, 0, 0) && mRotate == sead::Vector3f(0, 0, 0);
mFlags.change(Flag::HasTransform, !no_transform);
mFlags.change(Flag::DirtyTransform, had_transform != !no_transform);
mFlags.set(Flag::Dirty);
return true;
}
void BoxShape::setMaterialMask(const MaterialMask& mask) {
mMaterialMask = mask;
if (mHavokShape)
mHavokShape->setUserData(mask.getRawData());
if (mTransformShape)
mTransformShape->setUserData(mask.getRawData());
}
float BoxShape::getVolume() const {
return mExtents.x * mExtents.y * mExtents.z;
}
hkpShape* BoxShape::getHavokShape() {
if (mFlags.isOn(Flag::HasTransform))
return mTransformShape;
return mHavokShape;
}
const hkpShape* BoxShape::getHavokShape() const {
if (mFlags.isOn(Flag::HasTransform))
return mTransformShape;
return mHavokShape;
}
const hkpShape* BoxShape::updateHavokShape() {
if (mFlags.isOn(Flag::Dirty)) {
{
const auto radius = mHavokShape->getRadius();
const sead::Vector3f half_extents{
sead::Mathf::clampMin(mExtents.x / 2 - radius, 0.001),
sead::Mathf::clampMin(mExtents.y / 2 - radius, 0.001),
sead::Mathf::clampMin(mExtents.z / 2 - radius, 0.001)};
const auto ref_count = mHavokShape->getReferenceCount();
mHavokShape = new (mHavokShape) hkpBoxShape(toHkVec4(half_extents), radius);
mHavokShape->setReferenceCount(ref_count);
}
{
sead::Quatf rotation;
rotation.setRPY(mRotate.x, mRotate.y, mRotate.z);
hkQsTransformf transform{toHkVec4(mTranslate), toHkQuat(rotation)};
const auto ref_count = mTransformShape->getReferenceCount();
mTransformShape = new (mTransformShape) hkpConvexTransformShape(mHavokShape, transform);
mTransformShape->setReferenceCount(ref_count);
}
setMaterialMask(mMaterialMask);
mFlags.reset(Flag::Dirty);
}
if (mFlags.isOn(Flag::DirtyTransform)) {
mFlags.reset(Flag::DirtyTransform);
return getHavokShapeConst();
}
return nullptr;
}
void BoxShape::setScale(float scale) {
const auto scaled_extents = mExtents * scale;
if (mExtents != scaled_extents) {
mExtents = scaled_extents;
mFlags.set(Flag::Dirty);
}
setTranslate(mTranslate * scale);
}
void BoxShape::getTranslate(sead::Vector3f* out, const hkTransformf& transform) const {
hkVector4f translate;
if (mFlags.isOn(Flag::HasTransform)) {
hkVector4f transformed;
transformed.setTransformedPos(transform, toHkVec4(mTranslate));
translate = transformed;
} else {
translate = transform.getTranslation();
}
storeToVec3(out, translate);
}
} // namespace ksys::phys
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