加入5套spine官方运行时
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tianmo
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/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated April 5, 2025. Replaces all prior versions.
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*
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* Copyright (c) 2013-2025, Esoteric Software LLC
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*
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* Integration of the Spine Runtimes into software or otherwise creating
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* derivative works of the Spine Runtimes is permitted under the terms and
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* conditions of Section 2 of the Spine Editor License Agreement:
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* http://esotericsoftware.com/spine-editor-license
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*
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* Otherwise, it is permitted to integrate the Spine Runtimes into software
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* or otherwise create derivative works of the Spine Runtimes (collectively,
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* "Products"), provided that each user of the Products must obtain their own
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* Spine Editor license and redistribution of the Products in any form must
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* include this license and copyright notice.
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*
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* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
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* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef SPINE_BONEPOSE_H_
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#define SPINE_BONEPOSE_H_
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#include <spine/BoneLocal.h>
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#include <spine/Update.h>
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#include <spine/RTTI.h>
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namespace spine {
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class Bone;
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class Skeleton;
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/// The applied local pose and world transform for a bone. This is the bone's unconstrained pose with constraints applied and
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/// the world transform computed by Skeleton::updateWorldTransform(Physics) and updateWorldTransform(Skeleton).
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///
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/// If the world transform is changed, call updateLocalTransform(Skeleton) before using the local transform. The local
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/// transform may be needed by other code (eg to apply another constraint).
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///
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/// After changing the world transform, call updateWorldTransform(Skeleton) on every descendant bone. It may be more
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/// convenient to modify the local transform instead, then call Skeleton::updateWorldTransform(Physics) to update the world
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/// transforms for all bones and apply constraints.
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class SP_API BonePose : public BoneLocal, public Update {
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friend class IkConstraint;
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friend class PathConstraint;
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friend class PhysicsConstraint;
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friend class TransformConstraint;
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friend class TransformConstraintData;
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friend class FromRotate;
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friend class ToRotate;
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friend class FromX;
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friend class ToX;
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friend class FromY;
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friend class ToY;
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friend class FromScaleX;
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friend class ToScaleX;
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friend class FromScaleY;
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friend class ToScaleY;
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friend class FromShearX;
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friend class ToShearX;
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friend class FromShearY;
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friend class ToShearY;
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friend class Skeleton;
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friend class Bone;
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RTTI_DECL
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public:
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BonePose();
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virtual ~BonePose();
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/// Called by Skeleton::updateCache() to compute the world transform, if needed.
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virtual void update(Skeleton &skeleton, Physics physics) override;
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/// Computes the world transform using the parent bone's world transform and this applied local pose. Child bones are not
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/// updated.
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///
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/// See <a href="https://esotericsoftware.com/spine-runtime-skeletons#World-transforms">World transforms</a> in the Spine
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/// Runtimes Guide.
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void updateWorldTransform(Skeleton &skeleton);
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/// Computes the local transform values from the world transform.
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///
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/// Some information is ambiguous in the world transform, such as -1,-1 scale versus 180 rotation. The local transform after
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/// calling this method is equivalent to the local transform used to compute the world transform, but may not be identical.
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void updateLocalTransform(Skeleton &skeleton);
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/// If the world transform has been modified by constraints and the local transform no longer matches,
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/// updateLocalTransform() is called. Call this after Skeleton::updateWorldTransform(Physics) before using the applied
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/// local transform.
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void validateLocalTransform(Skeleton &skeleton);
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void modifyLocal(Skeleton &skeleton);
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void modifyWorld(Skeleton &skeleton);
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/// The world transform <code>[a b][c d]</code> x-axis x component.
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float getA();
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void setA(float a);
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/// The world transform <code>[a b][c d]</code> y-axis x component.
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float getB();
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void setB(float b);
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/// The world transform <code>[a b][c d]</code> x-axis y component.
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float getC();
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void setC(float c);
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/// The world transform <code>[a b][c d]</code> y-axis y component.
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float getD();
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void setD(float d);
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/// The world X position.
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float getWorldX();
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void setWorldX(float worldX);
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/// The world Y position.
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float getWorldY();
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void setWorldY(float worldY);
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/// The world rotation for the X axis, calculated using a and c. This is the direction the bone is pointing.
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float getWorldRotationX();
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/// The world rotation for the Y axis, calculated using b and d.
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float getWorldRotationY();
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/// The magnitude (always positive) of the world scale X, calculated using a and c.
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float getWorldScaleX();
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/// The magnitude (always positive) of the world scale Y, calculated using b and d.
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float getWorldScaleY();
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/// Transforms a point from world coordinates to the bone's local coordinates.
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void worldToLocal(float worldX, float worldY, float &outLocalX, float &outLocalY);
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/// Transforms a point from the bone's local coordinates to world coordinates.
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void localToWorld(float localX, float localY, float &outWorldX, float &outWorldY);
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/// Transforms a point from world coordinates to the parent bone's local coordinates.
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void worldToParent(float worldX, float worldY, float &outParentX, float &outParentY);
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/// Transforms a point from the parent bone's coordinates to world coordinates.
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void parentToWorld(float parentX, float parentY, float &outWorldX, float &outWorldY);
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/// Transforms a world rotation to a local rotation.
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float worldToLocalRotation(float worldRotation);
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/// Transforms a local rotation to a world rotation.
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float localToWorldRotation(float localRotation);
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/// Rotates the world transform the specified amount.
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void rotateWorld(float degrees);
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private:
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void setLocal(float ra, float rb, float rc, float rd);
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void setLocal(float ra, float rb, float rc, float rd, float ro);
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void resetWorld(Skeleton &skeleton, int update);
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protected:
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Bone *_bone;
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float _a, _b, _worldX;
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float _c, _d, _worldY;
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int _world, _local;
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};
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}// namespace spine
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#endif /* SPINE_BONEPOSE_H_ */
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