Visualization Library v1.0.3A lightweight C++ OpenGL middleware for 2D/3D graphics |
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00001 /**************************************************************************************/ 00002 /* */ 00003 /* Visualization Library */ 00004 /* http://visualizationlibrary.org */ 00005 /* */ 00006 /* Copyright (c) 2005-2010, Michele Bosi */ 00007 /* All rights reserved. */ 00008 /* */ 00009 /* Redistribution and use in source and binary forms, with or without modification, */ 00010 /* are permitted provided that the following conditions are met: */ 00011 /* */ 00012 /* - Redistributions of source code must retain the above copyright notice, this */ 00013 /* list of conditions and the following disclaimer. */ 00014 /* */ 00015 /* - Redistributions in binary form must reproduce the above copyright notice, this */ 00016 /* list of conditions and the following disclaimer in the documentation and/or */ 00017 /* other materials provided with the distribution. */ 00018 /* */ 00019 /* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND */ 00020 /* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED */ 00021 /* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */ 00022 /* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR */ 00023 /* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */ 00024 /* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; */ 00025 /* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */ 00026 /* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */ 00027 /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */ 00028 /* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 00029 /* */ 00030 /**************************************************************************************/ 00031 00032 #ifndef EnableSet_INCLUDE_ONCE 00033 #define EnableSet_INCLUDE_ONCE 00034 00035 #include <vlCore/Object.hpp> 00036 #include <vlCore/vlnamespace.hpp> 00037 #include <vector> 00038 00039 namespace vl 00040 { 00047 class EnableSet: public Object 00048 { 00049 VL_INSTRUMENT_CLASS(vl::EnableSet, Object) 00050 00051 public: 00052 EnableSet(): mBlendingEnabled(false) 00053 { 00054 VL_DEBUG_SET_OBJECT_NAME() 00055 // these two are enabled by default 00056 mEnables.push_back(EN_DITHER); 00057 // only OpenGL ES 2 does not support GL_MULTISAMPLE 00058 #if !defined(VL_OPENGL_ES2) 00059 mEnables.push_back(EN_MULTISAMPLE); 00060 #endif 00061 } 00062 00063 // enable getter and setters 00064 00065 void enable(EEnable capability) 00066 { 00067 if (capability == EN_BLEND) 00068 mBlendingEnabled = true; 00069 for(unsigned i=0; i<mEnables.size(); ++i) 00070 if (mEnables[i] == capability) 00071 return; 00072 mEnables.push_back( capability ); 00073 } 00074 00075 void disable(EEnable capability) 00076 { 00077 if (capability == EN_BLEND) 00078 mBlendingEnabled = false; 00079 for(unsigned i=0; i<mEnables.size(); ++i) 00080 { 00081 if (mEnables[i] == capability) 00082 { 00083 mEnables.erase( mEnables.begin() + i ); 00084 return; 00085 } 00086 } 00087 } 00088 00089 const std::vector<EEnable>& enables() const { return mEnables; } 00090 00091 int isEnabled(EEnable capability) const 00092 { 00093 for(unsigned i=0; i<mEnables.size(); ++i) 00094 if (mEnables[i] == capability) 00095 return true; 00096 return false; 00097 } 00098 00099 void disableAll() { mEnables.clear(); mBlendingEnabled=false; } 00100 00101 bool isBlendingEnabled() const { return mBlendingEnabled; } 00102 00103 protected: 00104 std::vector<EEnable> mEnables; 00105 bool mBlendingEnabled; 00106 }; 00107 } 00108 00109 #endif