mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2026-03-05 18:26:52 +08:00
98 lines
4.2 KiB
C
98 lines
4.2 KiB
C
/******************************************************************************
|
|
* Spine Runtimes License Agreement
|
|
* Last updated January 1, 2020. Replaces all prior versions.
|
|
*
|
|
* Copyright (c) 2013-2020, Esoteric Software LLC
|
|
*
|
|
* Integration of the Spine Runtimes into software or otherwise creating
|
|
* derivative works of the Spine Runtimes is permitted under the terms and
|
|
* conditions of Section 2 of the Spine Editor License Agreement:
|
|
* http://esotericsoftware.com/spine-editor-license
|
|
*
|
|
* Otherwise, it is permitted to integrate the Spine Runtimes into software
|
|
* or otherwise create derivative works of the Spine Runtimes (collectively,
|
|
* "Products"), provided that each user of the Products must obtain their own
|
|
* Spine Editor license and redistribution of the Products in any form must
|
|
* include this license and copyright notice.
|
|
*
|
|
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
|
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
|
|
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*****************************************************************************/
|
|
|
|
#ifndef SPINE_SKELETONBOUNDS_H_
|
|
#define SPINE_SKELETONBOUNDS_H_
|
|
|
|
#include <spine/dll.h>
|
|
#include <spine/BoundingBoxAttachment.h>
|
|
#include <spine/Skeleton.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
typedef struct spPolygon {
|
|
float *const vertices;
|
|
int count;
|
|
int capacity;
|
|
} spPolygon;
|
|
|
|
SP_API spPolygon *spPolygon_create(int capacity);
|
|
|
|
SP_API void spPolygon_dispose(spPolygon *self);
|
|
|
|
SP_API int/*bool*/spPolygon_containsPoint(spPolygon *polygon, float x, float y);
|
|
|
|
SP_API int/*bool*/spPolygon_intersectsSegment(spPolygon *polygon, float x1, float y1, float x2, float y2);
|
|
|
|
/**/
|
|
|
|
typedef struct spSkeletonBounds {
|
|
int count;
|
|
spBoundingBoxAttachment **boundingBoxes;
|
|
spPolygon **polygons;
|
|
|
|
float minX, minY, maxX, maxY;
|
|
} spSkeletonBounds;
|
|
|
|
SP_API spSkeletonBounds *spSkeletonBounds_create();
|
|
|
|
SP_API void spSkeletonBounds_dispose(spSkeletonBounds *self);
|
|
|
|
SP_API void spSkeletonBounds_update(spSkeletonBounds *self, spSkeleton *skeleton, int/*bool*/updateAabb);
|
|
|
|
/** Returns true if the axis aligned bounding box contains the point. */
|
|
SP_API int/*bool*/spSkeletonBounds_aabbContainsPoint(spSkeletonBounds *self, float x, float y);
|
|
|
|
/** Returns true if the axis aligned bounding box intersects the line segment. */
|
|
SP_API int/*bool*/
|
|
spSkeletonBounds_aabbIntersectsSegment(spSkeletonBounds *self, float x1, float y1, float x2, float y2);
|
|
|
|
/** Returns true if the axis aligned bounding box intersects the axis aligned bounding box of the specified bounds. */
|
|
SP_API int/*bool*/spSkeletonBounds_aabbIntersectsSkeleton(spSkeletonBounds *self, spSkeletonBounds *bounds);
|
|
|
|
/** Returns the first bounding box attachment that contains the point, or null. When doing many checks, it is usually more
|
|
* efficient to only call this method if spSkeletonBounds_aabbContainsPoint returns true. */
|
|
SP_API spBoundingBoxAttachment *spSkeletonBounds_containsPoint(spSkeletonBounds *self, float x, float y);
|
|
|
|
/** Returns the first bounding box attachment that contains the line segment, or null. When doing many checks, it is usually
|
|
* more efficient to only call this method if spSkeletonBounds_aabbIntersectsSegment returns true. */
|
|
SP_API spBoundingBoxAttachment *
|
|
spSkeletonBounds_intersectsSegment(spSkeletonBounds *self, float x1, float y1, float x2, float y2);
|
|
|
|
/** Returns the polygon for the specified bounding box, or null. */
|
|
SP_API spPolygon *spSkeletonBounds_getPolygon(spSkeletonBounds *self, spBoundingBoxAttachment *boundingBox);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* SPINE_SKELETONBOUNDS_H_ */
|