boxcornergenerator.h

// © Copyright 2010 - 2016 BlackTopp Studios Inc.
/* This file is part of The Mezzanine Engine.

    The Mezzanine Engine is free software: you can redistribute it and/or modify
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    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with The Mezzanine Engine.  If not, see <http://www.gnu.org/licenses/>.
*/
/* The original authors have included a copy of the license specified above in the
   'Docs' folder. See 'gpl.txt'
*/
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*/
/*
 -----------------------------------------------------------------------------
 This source file is part of ogre-procedural

 For the latest info, see http://code.google.com/p/ogre-procedural/

 Copyright (c) 2010-2013 Michael Broutin

 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.
 -----------------------------------------------------------------------------
 */
#ifndef _graphicsproceduralboxcornergenerator_h
#define _graphicsproceduralboxcornergenerator_h

#include "Graphics/Procedural/Mesh/meshgenerator.h"

namespace Mezzanine
{
    namespace Graphics
    {
        namespace Procedural
        {
            ///////////////////////////////////////////////////////////////////////////////
            /// @brief A generator class for a mesh composed of boxes that outline the corner edges of a larger box.
            /// @details
            ///////////////////////////////////////
            class MEZZ_LIB BoxCornerGenerator : public MeshGenerator<BoxCornerGenerator>
            {
            protected:
                /// @internal
                /// @brief The size of the box to generate.
                Vector3 BoxHalf;
                /// @internal
                /// @brief The thickness of boxes that will be generated in each corner for each axis.
                Real BoxThick;
            public:
                /// @brief Vector constructor.
                /// @param HalfExtents The half size of the box to generate.
                /// @param CornerThickness The thickness of boxes that will be generated in each corner for each axis.
                BoxCornerGenerator(const Vector3& HalfExtents, const Real CornerThickness);
                /// @brief Real constructor.
                /// @param HalfSizeX The half size of the box to generate on the X axis.
                /// @param HalfSizeY The half size of the box to generate on the Y axis.
                /// @param HalfSizeZ The half size of the box to generate on the Z axis.
                /// @param CornerThickness The thickness of boxes that will be generated in each corner for each axis.
                BoxCornerGenerator(const Real HalfSizeX, const Real HalfSizeY, const Real HalfSizeZ, const Real CornerThickness);
                /// @brief Class destructor.
                virtual ~BoxCornerGenerator();

                ///////////////////////////////////////////////////////////////////////////////
                // Utility

                /// @copydoc MeshGenerator::AddToTriangleBuffer(TriangleBuffer&) const
                virtual void AddToTriangleBuffer(TriangleBuffer& Buffer) const;

                ///////////////////////////////////////////////////////////////////////////////
                // Configuration

                /// @brief Sets the half size along the X axis.
                /// @exception If the size is set to 0 or less, a PARAMETERS_EXCEPTION will be thrown.
                /// @param SizeX The size to set for the generated box on the X axis.
                /// @return Returns a reference to this.
                BoxCornerGenerator& SetHalfSizeX(const Real HalfSizeX);
                /// @brief Sets the half size along the Y axis.
                /// @exception If the size is set to 0 or less, a PARAMETERS_EXCEPTION will be thrown.
                /// @param SizeY The size to set for the generated box on the Y axis.
                /// @return Returns a reference to this.
                BoxCornerGenerator& SetHalfSizeY(const Real HalfSizeY);
                /// @brief Sets the half size along the Z axis.
                /// @exception If the size is set to 0 or less, a PARAMETERS_EXCEPTION will be thrown.
                /// @param SizeZ The size to set for the generated box on the Z axis.
                /// @return Returns a reference to this.
                BoxCornerGenerator& SetHalfSizeZ(const Real HalfSizeZ);
                /// @brief Sets the half size of the box.
                /// @param Size The half size of the box that will be generated.
                /// @return Returns a reference to this.
                BoxCornerGenerator& SetHalfExtents(const Vector3& HalfExtents);

                /// @brief Sets how far into the box from the edge for each axis the corner component will be sized for.
                /// @exception If the thickness is set to 0 or less, a PARAMETERS_EXCEPTION will be thrown.
                /// @param CornerThickness The thickness of boxes that will be generated in each corner for each axis.
                /// @return Returns a reference to this.
                BoxCornerGenerator& SetCornerThickness(const Real CornerThickness);
            };//BoxCornerGenerator
        }//Procedural
    }//Graphics
}//Mezzanine

#endif