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111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
#ifndef REMOVE_TJUNCTIONS_H
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#define REMOVE_TJUNCTIONS_H
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/*
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NvRemoveTjunctions.h : A code snippet to remove tjunctions from a triangle mesh. This version is currently disabled as it appears to have a bug.
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*/
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#include "NvUserMemAlloc.h"
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/*!
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**
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** Copyright (c) 2009 by John W. Ratcliff mailto:jratcliffscarab@gmail.com
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**
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** Portions of this source has been released with the PhysXViewer application, as well as
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** Rocket, CreateDynamics, ODF, and as a number of sample code snippets.
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**
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** If you find this code useful or you are feeling particularily generous I would
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** ask that you please go to http://www.amillionpixels.us and make a donation
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** to Troy DeMolay.
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**
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** DeMolay is a youth group for young men between the ages of 12 and 21.
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** It teaches strong moral principles, as well as leadership skills and
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** public speaking. The donations page uses the 'pay for pixels' paradigm
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** where, in this case, a pixel is only a single penny. Donations can be
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** made for as small as $4 or as high as a $100 block. Each person who donates
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** will get a link to their own site as well as acknowledgement on the
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** donations blog located here http://www.amillionpixels.blogspot.com/
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**
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** If you wish to contact me you can use the following methods:
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**
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** Skype ID: jratcliff63367
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** Yahoo: jratcliff63367
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** AOL: jratcliff1961
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** email: jratcliffscarab@gmail.com
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**
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**
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** The MIT license:
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**
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** Permission is hereby granted, free of charge, to any person obtaining a copy
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** of this software and associated documentation files (the "Software"), to deal
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** in the Software without restriction, including without limitation the rights
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** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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** copies of the Software, and to permit persons to whom the Software is furnished
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** to do so, subject to the following conditions:
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**
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** The above copyright notice and this permission notice shall be included in all
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** copies or substantial portions of the Software.
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** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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** WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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** CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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namespace CONVEX_DECOMPOSITION
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{
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class RemoveTjunctionsDesc
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{
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public:
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RemoveTjunctionsDesc(void)
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{
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mVcount = 0;
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mVertices = 0;
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mTcount = 0;
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mIndices = 0;
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mIds = 0;
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mTcountOut = 0;
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mIndicesOut = 0;
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mIdsOut = 0;
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mEpsilon = 0.00000001f;
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}
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// input
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NxF32 mEpsilon;
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NxF32 mDistanceEpsilon;
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NxU32 mVcount; // input vertice count.
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const NxF32 *mVertices; // input vertices as NxF32s or...
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NxU32 mTcount; // number of input triangles.
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const NxU32 *mIndices; // triangle indices.
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const NxU32 *mIds; // optional triangle Id numbers.
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// output..
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NxU32 mTcountOut; // number of output triangles.
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const NxU32 *mIndicesOut; // output triangle indices
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const NxU32 *mIdsOut; // output retained id numbers.
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};
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// Removes t-junctions from an input mesh. Does not generate any new data points, but may possible produce additional triangles and new indices.
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class RemoveTjunctions
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{
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public:
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virtual NxU32 removeTjunctions(RemoveTjunctionsDesc &desc) =0; // returns number of triangles output and the descriptor is filled with the appropriate results.
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};
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RemoveTjunctions * createRemoveTjunctions(void);
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void releaseRemoveTjunctions(RemoveTjunctions *tj);
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}; // end of namespace
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#endif
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