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95 lines
3.7 KiB
95 lines
3.7 KiB
/****************************************************************************
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Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "physics/physx/shapes/PhysXCapsule.h"
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#include "physics/physx/PhysXUtils.h"
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#include "physics/physx/PhysXWorld.h"
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#include "physics/physx/shapes/PhysXShape.h"
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namespace cc {
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namespace physics {
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PhysXCapsule::PhysXCapsule() : _mRadius(0.5F),
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_mCylinderHeight(1.0F),
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_mDirection(EAxisDirection::Y_AXIS){};
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void PhysXCapsule::setRadius(float r) {
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_mRadius = r;
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updateGeometry();
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getShape().setGeometry(getPxGeometry<physx::PxCapsuleGeometry>());
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}
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void PhysXCapsule::setCylinderHeight(float v) {
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_mCylinderHeight = v;
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updateGeometry();
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getShape().setGeometry(getPxGeometry<physx::PxCapsuleGeometry>());
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}
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void PhysXCapsule::setDirection(EAxisDirection v) {
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_mDirection = v;
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updateGeometry();
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getShape().setGeometry(getPxGeometry<physx::PxCapsuleGeometry>());
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}
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void PhysXCapsule::onComponentSet() {
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updateGeometry();
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_mShape = PxGetPhysics().createShape(getPxGeometry<physx::PxCapsuleGeometry>(), getDefaultMaterial(), true);
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}
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void PhysXCapsule::updateScale() {
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updateGeometry();
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getShape().setGeometry(getPxGeometry<physx::PxCapsuleGeometry>());
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updateCenter();
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}
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void PhysXCapsule::updateGeometry() {
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auto *node = getSharedBody().getNode();
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auto &geo = getPxGeometry<physx::PxCapsuleGeometry>();
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float rs = 1.F;
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float hs = 1.F;
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node->updateWorldTransform();
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switch (_mDirection) {
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case EAxisDirection::X_AXIS:
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hs = physx::PxAbs(node->getWorldScale().x);
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rs = pxAbsMax(node->getWorldScale().y, node->getWorldScale().z);
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_mRotation = physx::PxQuat{physx::PxIdentity};
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break;
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case EAxisDirection::Z_AXIS:
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hs = physx::PxAbs(node->getWorldScale().z);
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rs = pxAbsMax(node->getWorldScale().x, node->getWorldScale().y);
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_mRotation = physx::PxQuat(physx::PxPiDivTwo, physx::PxVec3{0.F, 1.F, 0.F});
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break;
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case EAxisDirection::Y_AXIS:
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default:
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hs = physx::PxAbs(node->getWorldScale().y);
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rs = pxAbsMax(node->getWorldScale().x, node->getWorldScale().z);
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_mRotation = physx::PxQuat(physx::PxPiDivTwo, physx::PxVec3{0.F, 0.F, 1.F});
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break;
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}
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geo.radius = physx::PxMax(physx::PxAbs(_mRadius * rs), PX_NORMALIZATION_EPSILON);
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geo.halfHeight = physx::PxMax(physx::PxAbs(_mCylinderHeight / 2 * hs), PX_NORMALIZATION_EPSILON);
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}
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} // namespace physics
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} // namespace cc
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