83 lines
3 KiB
C++
83 lines
3 KiB
C++
// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
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// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <Jolt/Skeleton/Skeleton.h>
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#include <Jolt/Skeleton/SkeletalAnimation.h>
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JPH_NAMESPACE_BEGIN
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#ifdef JPH_DEBUG_RENDERER
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class DebugRenderer;
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#endif // JPH_DEBUG_RENDERER
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/// Instance of a skeleton, contains the pose the current skeleton is in
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class JPH_EXPORT SkeletonPose
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{
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public:
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JPH_OVERRIDE_NEW_DELETE
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using JointState = SkeletalAnimation::JointState;
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using JointStateVector = Array<JointState>;
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using Mat44Vector = Array<Mat44>;
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///@name Skeleton
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///@{
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void SetSkeleton(const Skeleton *inSkeleton);
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const Skeleton * GetSkeleton() const { return mSkeleton; }
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///@}
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/// Extra offset applied to the root (and therefore also to all of its children)
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void SetRootOffset(RVec3Arg inOffset) { mRootOffset = inOffset; }
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RVec3 GetRootOffset() const { return mRootOffset; }
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///@name Properties of the joints
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///@{
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uint GetJointCount() const { return (uint)mJoints.size(); }
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const JointStateVector & GetJoints() const { return mJoints; }
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JointStateVector & GetJoints() { return mJoints; }
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const JointState & GetJoint(int inJoint) const { return mJoints[inJoint]; }
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JointState & GetJoint(int inJoint) { return mJoints[inJoint]; }
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///@}
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///@name Joint matrices
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///@{
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const Mat44Vector & GetJointMatrices() const { return mJointMatrices; }
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Mat44Vector & GetJointMatrices() { return mJointMatrices; }
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const Mat44 & GetJointMatrix(int inJoint) const { return mJointMatrices[inJoint]; }
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Mat44 & GetJointMatrix(int inJoint) { return mJointMatrices[inJoint]; }
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///@}
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/// Convert the joint states to joint matrices
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void CalculateJointMatrices();
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/// Convert joint matrices to joint states
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void CalculateJointStates();
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/// Outputs the joint matrices in local space (ensure that outMatrices has GetJointCount() elements, assumes that values in GetJoints() is up to date)
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void CalculateLocalSpaceJointMatrices(Mat44 *outMatrices) const;
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#ifdef JPH_DEBUG_RENDERER
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/// Draw settings
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struct DrawSettings
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{
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bool mDrawJoints = true;
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bool mDrawJointOrientations = true;
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bool mDrawJointNames = false;
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};
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/// Draw current pose
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void Draw(const DrawSettings &inDrawSettings, DebugRenderer *inRenderer, RMat44Arg inOffset = RMat44::sIdentity()) const;
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#endif // JPH_DEBUG_RENDERER
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private:
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RefConst<Skeleton> mSkeleton; ///< Skeleton definition
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RVec3 mRootOffset { RVec3::sZero() }; ///< Extra offset applied to the root (and therefore also to all of its children)
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JointStateVector mJoints; ///< Local joint orientations (local to parent Joint)
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Mat44Vector mJointMatrices; ///< Local joint matrices (local to world matrix)
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};
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JPH_NAMESPACE_END
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