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71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
//##################################################################################################
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//
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// Custom Visualization Core library
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// Copyright (C) 2011-2013 Ceetron AS
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//
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// This library may be used under the terms of either the GNU General Public License or
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// the GNU Lesser General Public License as follows:
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//
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// GNU General Public License Usage
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// This library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
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// for more details.
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//
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// GNU Lesser General Public License Usage
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
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// for more details.
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//
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//##################################################################################################
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#pragma once
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#include "cvfRenderState.h"
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namespace cvf {
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class RenderStateSet;
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class OpenGLContext;
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//==================================================================================================
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//
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// RenderStateTracker
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//
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//==================================================================================================
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class RenderStateTracker
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{
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public:
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RenderStateTracker();
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void resetAndApplyDefaultRenderStates(OpenGLContext* oglContext);
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void applyRenderStates(OpenGLContext* oglContext, const RenderStateSet* newRSS, const RenderStateSet* prevRSS);
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private:
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void setupDefaultRenderStates();
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private:
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int m_renderStateUsageTable[RenderState::COUNT];
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const RenderState* m_currentRenderStates[RenderState::COUNT]; // Pointers to the render states that are current
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ref<RenderState> m_defaultRenderStates[RenderState::COUNT]; // Default render states, contains all known render states initialized to their defaults
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};
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}
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