110 lines
4.4 KiB
C++
110 lines
4.4 KiB
C++
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/**************************************************************************************/
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/* */
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/* Visualization Library */
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/* http://visualizationlibrary.org */
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/* */
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/* Copyright (c) 2005-2020, Michele Bosi */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or without modification, */
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/* are permitted provided that the following conditions are met: */
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/* */
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/* - Redistributions of source code must retain the above copyright notice, this */
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/* list of conditions and the following disclaimer. */
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/* */
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/* - Redistributions in binary form must reproduce the above copyright notice, this */
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/* list of conditions and the following disclaimer in the documentation and/or */
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/* other materials provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND */
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/* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED */
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/* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR */
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/* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; */
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/* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
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/* ANY 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 OF THIS */
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/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/**************************************************************************************/
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#ifndef EnableSet_INCLUDE_ONCE
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#define EnableSet_INCLUDE_ONCE
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#include <vlCore/Object.hpp>
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#include <vlCore/vlnamespace.hpp>
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#include <vector>
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namespace vl
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{
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/**
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* A set of enables managed by Shader.
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* This class substitutes for the most part the OpenGL functions glEnable() and glDisable().
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*
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* \sa Shader, Effect, Actor
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*/
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class EnableSet: public Object
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{
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VL_INSTRUMENT_CLASS(vl::EnableSet, Object)
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public:
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EnableSet(): mBlendingEnabled(false)
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{
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VL_DEBUG_SET_OBJECT_NAME()
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// these two are enabled by default
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mEnables.push_back(EN_DITHER);
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// only OpenGL ES 2 does not support GL_MULTISAMPLE
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#if !defined(VL_OPENGL_ES2)
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mEnables.push_back(EN_MULTISAMPLE);
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#endif
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}
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// enable getter and setters
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void enable(EEnable capability)
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{
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if (capability == EN_BLEND)
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mBlendingEnabled = true;
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for(unsigned i=0; i<mEnables.size(); ++i)
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if (mEnables[i] == capability)
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return;
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mEnables.push_back( capability );
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}
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void disable(EEnable capability)
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{
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if (capability == EN_BLEND)
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mBlendingEnabled = false;
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for(unsigned i=0; i<mEnables.size(); ++i)
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{
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if (mEnables[i] == capability)
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{
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mEnables.erase( mEnables.begin() + i );
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return;
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}
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}
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}
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const std::vector<EEnable>& enables() const { return mEnables; }
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int isEnabled(EEnable capability) const
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{
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for(unsigned i=0; i<mEnables.size(); ++i)
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if (mEnables[i] == capability)
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return true;
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return false;
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}
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void disableAll() { mEnables.clear(); mBlendingEnabled=false; }
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bool isBlendingEnabled() const { return mBlendingEnabled; }
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protected:
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std::vector<EEnable> mEnables;
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bool mBlendingEnabled;
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};
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}
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#endif
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