godot/thirdparty/thorvg/src/renderer/sw_engine/tvgSwShape.cpp

/*
 * Copyright (c) 2020 - 2024 the ThorVG project. All rights reserved.

 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:

 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "tvgSwCommon.h"
#include "tvgMath.h"
#include "tvgLines.h"

/************************************************************************/
/* Internal Class Implementation                                        */
/************************************************************************/

static bool _outlineBegin(SwOutline& outline)
{ … }


static bool _outlineEnd(SwOutline& outline)
{ … }


static bool _outlineMoveTo(SwOutline& outline, const Point* to, const Matrix& transform, bool closed = false)
{ … }


static void _outlineLineTo(SwOutline& outline, const Point* to, const Matrix& transform)
{ … }


static void _outlineCubicTo(SwOutline& outline, const Point* ctrl1, const Point* ctrl2, const Point* to, const Matrix& transform)
{ … }


static bool _outlineClose(SwOutline& outline)
{ … }


static void _dashLineTo(SwDashStroke& dash, const Point* to, const Matrix& transform)
{ … }


static void _dashCubicTo(SwDashStroke& dash, const Point* ctrl1, const Point* ctrl2, const Point* to, const Matrix& transform)
{ … }


static void _dashClose(SwDashStroke& dash, const Matrix& transform)
{ … }


static void _dashMoveTo(SwDashStroke& dash, const Point* pts)
{ … }


static void _dashMoveTo(SwDashStroke& dash, uint32_t offIdx, float offset, const Point* pts)
{ … }


static void _trimPattern(SwDashStroke* dash, const RenderShape* rshape, float length, float trimBegin, float trimEnd)
{ … }


static float _outlineLength(const RenderShape* rshape, uint32_t shiftPts, uint32_t shiftCmds, bool subpath)
{ … }


static SwOutline* _genDashOutline(const RenderShape* rshape, const Matrix& transform, bool trimmed, SwMpool* mpool, unsigned tid)
{ … }


static bool _axisAlignedRect(const SwOutline* outline)
{ … }


static bool _genOutline(SwShape* shape, const RenderShape* rshape, const Matrix& transform, SwMpool* mpool, unsigned tid, bool hasComposite)
{ … }


/************************************************************************/
/* External Class Implementation                                        */
/************************************************************************/

bool shapePrepare(SwShape* shape, const RenderShape* rshape, const Matrix& transform,  const SwBBox& clipRegion, SwBBox& renderRegion, SwMpool* mpool, unsigned tid, bool hasComposite)
{ … }


bool shapePrepared(const SwShape* shape)
{ … }


bool shapeGenRle(SwShape* shape, TVG_UNUSED const RenderShape* rshape, bool antiAlias)
{ … }


void shapeDelOutline(SwShape* shape, SwMpool* mpool, uint32_t tid)
{ … }


void shapeReset(SwShape* shape)
{ … }


void shapeFree(SwShape* shape)
{ … }


void shapeDelStroke(SwShape* shape)
{ … }


void shapeResetStroke(SwShape* shape, const RenderShape* rshape, const Matrix& transform)
{ … }


bool shapeGenStrokeRle(SwShape* shape, const RenderShape* rshape, const Matrix& transform, const SwBBox& clipRegion, SwBBox& renderRegion, SwMpool* mpool, unsigned tid)
{ … }


bool shapeGenFillColors(SwShape* shape, const Fill* fill, const Matrix& transform, SwSurface* surface, uint8_t opacity, bool ctable)
{ … }


bool shapeGenStrokeFillColors(SwShape* shape, const Fill* fill, const Matrix& transform, SwSurface* surface, uint8_t opacity, bool ctable)
{ … }


void shapeResetFill(SwShape* shape)
{ … }


void shapeResetStrokeFill(SwShape* shape)
{ … }


void shapeDelFill(SwShape* shape)
{ … }


void shapeDelStrokeFill(SwShape* shape)
{ … }