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https://github.com/EsotericSoftware/spine-runtimes.git
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77 lines
2.9 KiB
C
77 lines
2.9 KiB
C
/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated July 28, 2023. Replaces all prior versions.
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*
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* Copyright (c) 2013-2023, 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 or
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* 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 THE
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* SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef SPINE_IKCONSTRAINT_H_
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#define SPINE_IKCONSTRAINT_H_
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#include <spine/dll.h>
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#include <spine/IkConstraintData.h>
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#include <spine/Bone.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct spSkeleton;
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typedef struct spIkConstraint {
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spIkConstraintData *const data;
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int bonesCount;
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spBone **bones;
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spBone *target;
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int bendDirection;
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int /*boolean*/ compress;
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int /*boolean*/ stretch;
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float mix;
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float softness;
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int /*boolean*/ active;
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} spIkConstraint;
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SP_API spIkConstraint *spIkConstraint_create(spIkConstraintData *data, const struct spSkeleton *skeleton);
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SP_API void spIkConstraint_dispose(spIkConstraint *self);
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SP_API void spIkConstraint_update(spIkConstraint *self);
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SP_API void
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spIkConstraint_apply1(spBone *bone, float targetX, float targetY, int /*boolean*/ compress, int /*boolean*/ stretch,
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int /*boolean*/ uniform, float alpha);
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SP_API void spIkConstraint_apply2(spBone *parent, spBone *child, float targetX, float targetY, int bendDirection,
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int /*boolean*/ stretch, int /*boolean*/ uniform, float softness, float alpha);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SPINE_IKCONSTRAINT_H_ */
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