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LibN2L-4 Library Code ReferenceClassesCompounds Files Members Method Index Full Reference cColourMod.cppGo to the documentation of this file.00001 /************************************************************************ 00002 Nova-2 Library (libN2L, or simply n2l) Game development C++ Library 00003 Copyright (C) 2002 Aaron Cameron 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the Free Software 00017 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00018 00019 A copy of the GNU Lesser General Public License has been provided with 00020 this library in the file 'COPYING'. 00021 00022 Contact information for the author of this library has been provided 00023 with this library in the file 'AUTHOR'. 00024 ************************************************************************/ 00025 #include "materials/cColourMod.h" 00026 00027 #include "n2l/dynVars.h" 00028 #include "n2l/vfs.h" 00029 00030 namespace n2l 00031 { 00032 /**************************************************************************/ 00033 cColourMod::cColourMod() 00034 { 00035 init(); 00036 } 00037 00038 /**************************************************************************/ 00039 cColourMod::cColourMod( const cVfsNodeInterface &iNode ) 00040 { 00041 init(); 00042 load( iNode ); 00043 } 00044 00045 /**************************************************************************/ 00046 cColourMod::cColourMod( const cDynVar &iDef ) 00047 { 00048 init(); 00049 load( iDef ); 00050 } 00051 00052 /**************************************************************************/ 00053 cColourMod::~cColourMod() 00054 { 00055 } 00056 00057 /**************************************************************************/ 00058 void cColourMod::load( const cVfsNodeInterface &iNode ) 00059 { 00060 const tUint DataOffset = 00061 vfsNodeFileWithHeader( iNode, "n2l::cColourMod"); 00062 00063 cDynVar def; 00064 def.unserialize( iNode.buffer().c_str()+DataOffset ); 00065 load( def ); 00066 } 00067 00068 /**************************************************************************/ 00069 void cColourMod::load( const cDynVar &iDef ) 00070 { 00071 modType( tModType(tSint(iDef.keyValueOr( 00072 "modType",tSint(ModType_None) ))) ); 00073 mCol1 = iDef["col1"]; 00074 mCol2 = iDef["col2"]; 00075 } 00076 00077 /**************************************************************************/ 00078 void cColourMod::apply( cColour &oC, const cColour &iC ) const 00079 { 00080 switch (mModType) { 00081 case ModType_None: 00082 oC = iC; 00083 break; 00084 00085 case ModType_Add: 00086 oC = iC; 00087 oC += mCol1; 00088 break; 00089 00090 case ModType_Mul: 00091 oC = iC; 00092 oC *= mCol1; 00093 break; 00094 00095 case ModType_AddMul: 00096 oC = iC; 00097 oC += mCol1; 00098 oC *= mCol2; 00099 break; 00100 00101 case ModType_MulAdd: 00102 oC = iC; 00103 oC *= mCol1; 00104 oC += mCol2; 00105 break; 00106 00107 case ModType_Replace: 00108 oC = mCol1; 00109 break; 00110 00111 default: 00112 throw cOutOfBoundsException( "cColourMod::apply", 00113 "Requested mod type is unknown." ); 00114 } 00115 } 00116 00117 /**************************************************************************/ 00118 void cColourMod::apply( cColour &ioC ) const 00119 { 00120 switch (mModType) { 00121 case ModType_None: 00122 break; 00123 00124 case ModType_Add: 00125 ioC += mCol1; 00126 return; 00127 00128 case ModType_Mul: 00129 ioC *= mCol1; 00130 break; 00131 00132 case ModType_AddMul: 00133 ioC += mCol1; 00134 ioC *= mCol2; 00135 break; 00136 00137 case ModType_MulAdd: 00138 ioC *= mCol1; 00139 ioC += mCol2; 00140 break; 00141 00142 case ModType_Replace: 00143 ioC = mCol1; 00144 break; 00145 00146 default: 00147 throw cOutOfBoundsException( "cColourMod::apply", 00148 "Requested mod type is unknown." ); 00149 } 00150 } 00151 00152 /**************************************************************************/ 00153 const cColour cColourMod::apply( const cColour &iC ) const 00154 { 00155 cColour tmp; 00156 apply( tmp, iC ); 00157 return tmp; 00158 } 00159 00160 /**************************************************************************/ 00161 void cColourMod::modType( const tModType &iModType ) 00162 { 00163 if (iModType<ModType_None || iModType>=ModType_NumModTypes) 00164 throw cOutOfBoundsException( "cColourMod::apply", 00165 "Requested mod type is unknown.", asString(tSint(iModType)) ); 00166 mModType = iModType; 00167 } 00168 00169 /**************************************************************************/ 00170 void cColourMod::init() 00171 { 00172 mModType = ModType_None; 00173 } 00174 00175 } // namespace n2l |
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