mirror of https://github.com/axmolengine/axmol.git
80 lines
3.2 KiB
C++
80 lines
3.2 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_SkeletonClipping_h
|
|
#define Spine_SkeletonClipping_h
|
|
|
|
#include <spine/Vector.h>
|
|
#include <spine/Triangulator.h>
|
|
|
|
namespace spine {
|
|
class Slot;
|
|
class ClippingAttachment;
|
|
|
|
class SP_API SkeletonClipping : public SpineObject {
|
|
public:
|
|
SkeletonClipping();
|
|
|
|
size_t clipStart(Slot& slot, ClippingAttachment* clip);
|
|
|
|
void clipEnd(Slot& slot);
|
|
|
|
void clipEnd();
|
|
|
|
void clipTriangles(float* vertices, unsigned short* triangles, size_t trianglesLength, float* uvs, size_t stride);
|
|
|
|
void clipTriangles(Vector<float>& vertices, Vector<unsigned short>& triangles, Vector<float>& uvs, size_t stride);
|
|
|
|
bool isClipping();
|
|
|
|
Vector<float>& getClippedVertices();
|
|
Vector<unsigned short>& getClippedTriangles();
|
|
Vector<float>& getClippedUVs();
|
|
|
|
private:
|
|
Triangulator _triangulator;
|
|
Vector<float> _clippingPolygon;
|
|
Vector<float> _clipOutput;
|
|
Vector<float> _clippedVertices;
|
|
Vector<unsigned short> _clippedTriangles;
|
|
Vector<float> _clippedUVs;
|
|
Vector<float> _scratch;
|
|
ClippingAttachment* _clipAttachment;
|
|
Vector< Vector<float>* > *_clippingPolygons;
|
|
|
|
/** Clips the input triangle against the convex, clockwise clipping area. If the triangle lies entirely within the clipping
|
|
* area, false is returned. The clipping area must duplicate the first vertex at the end of the vertices list. */
|
|
bool clip(float x1, float y1, float x2, float y2, float x3, float y3, Vector<float>* clippingArea, Vector<float>* output);
|
|
|
|
static void makeClockwise(Vector<float>& polygon);
|
|
};
|
|
}
|
|
|
|
#endif /* Spine_SkeletonClipping_h */
|