95 lines
3.0 KiB
C++
95 lines
3.0 KiB
C++
/*******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 David Williams and Matthew Williams
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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
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* furnished 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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*
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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
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*******************************************************************************/
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#ifndef __PolyVox_Material_H__
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#define __PolyVox_Material_H__
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#include "Impl/PlatformDefinitions.h"
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#include "DefaultIsQuadNeeded.h" //we'll specialise this function for this voxel type
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namespace PolyVox
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{
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///This class represents a voxel storing only a material.
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////////////////////////////////////////////////////////////////////////////////
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/// Note that this should probably just be considered an example of how to define
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/// a voxel type for the Marching Cubes algorithm. Advanced users are likely to
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/// define custom voxel types and possibly custom controllers.
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///
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/// \sa Density, MaterialDensityPair
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////////////////////////////////////////////////////////////////////////////////
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template <typename Type>
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class Material
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{
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public:
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Material() : m_uMaterial(0) {}
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Material(Type uMaterial) : m_uMaterial(uMaterial) {}
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bool operator==(const Material& rhs) const
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{
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return (m_uMaterial == rhs.m_uMaterial);
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};
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bool operator!=(const Material& rhs) const
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{
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return !(*this == rhs);
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}
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/// \return The current material value of the voxel
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Type getMaterial() const { return m_uMaterial; }
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/**
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* Set the material value of the voxel
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*
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* \param uMaterial The material to set to
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*/
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void setMaterial(Type uMaterial) { m_uMaterial = uMaterial; }
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private:
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Type m_uMaterial;
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};
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typedef Material<uint8_t> Material8;
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typedef Material<uint16_t> Material16;
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template<typename Type>
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class DefaultIsQuadNeeded< Material<Type> >
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{
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public:
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bool operator()(Material<Type> back, Material<Type> front, Material<Type>& materialToUse)
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{
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if ((back.getMaterial() > 0) && (front.getMaterial() == 0))
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{
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materialToUse = back;
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return true;
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}
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else
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{
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return false;
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}
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}
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};
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}
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#endif //__PolyVox_Material_H__
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