118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
/*
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Open Asset Import Library (ASSIMP)
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----------------------------------------------------------------------
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Copyright (c) 2006-2008, ASSIMP Development Team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the ASSIMP team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the ASSIMP Development Team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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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
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file Declares a helper class, "StandardShapes" which generates
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* vertices for standard shapes, such as cylnders, cones, spheres ..
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*/
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#ifndef AI_STANDARD_SHAPES_H_INC
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#define AI_STANDARD_SHAPES_H_INC
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#include <vector>
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namespace Assimp {
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// ---------------------------------------------------------------------------
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/** \brief Helper class to generate vertex buffers for standard geometric
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* shapes, such as cylinders, cones, boxes, spheres, elipsoids ... .
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*/
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class ASSIMP_API StandardShapes
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{
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// class cannot be instanced
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StandardShapes() {}
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public:
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/** @brief Generates a sphere
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*
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* @param center Center point of the sphere
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* @param radius Radius of the sphere
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* @param tess Number of triangles in the equator line of the sphere
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* @param positions Receives output triangles.
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*/
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static void MakeSphere(aiVector3D& center,float radius,float tess,
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std::vector<aiVector3D>& positions);
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/** @brief Generates a cone or a cylinder, either opened or closed.
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*
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* @code
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*
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* |-----| <- radius 1
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*
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* __x__ <- center 1
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* / \
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* / \
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* / \
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* / \
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* /______x______\ <- center 2
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*
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* |-------------| <- radius 2
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*
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* @endcode
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*
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* @param center1 First center point
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* @param radius1 First radius
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* @param center2 Second center point
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* @param radius2 Second radius
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* @param tess Number of triangles per circle
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* @param bOpened true for an open cone/cylinder.
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* @param positions Receives output triangles.
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*/
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static void MakeCone(aiVector3D& center1,float radius1,
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aiVector3D& center2,float radius2,float tess,
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std::vector<aiVector3D>& positions,bool bOpened = false);
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/** @brief Generates a flat circle
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*
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* @param center Center point of the circle
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* @param radius Radius of the circle
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* @param normal Normal vector of the circle.
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* This is also the normal vector of all triangles generated by
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* this function.
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* @param tess Number of triangles
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* @param positions Receives output triangles.
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*/
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static void MakeCircle(aiVector3D& center, aiVector3D& normal,
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float radius, float tess,
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std::vector<aiVector3D>& positions);
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};
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} // ! Assimp
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#endif // !! AI_STANDARD_SHAPES_H_INC
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