Open Inventor Reference
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00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 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 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990,91 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | $Revision: 1.1.1.1 $ 00045 | 00046 | Description: 00047 | This file defines the SoGLMaterialIndexElement class. 00048 | 00049 | Author(s) : Paul S. Strauss 00050 | 00051 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00052 _______________________________________________________________________ 00053 */ 00054 00055 #ifndef _SO_GL_MATERIAL_INDEX_ELEMENT 00056 #define _SO_GL_MATERIAL_INDEX_ELEMENT 00057 00058 #include <Inventor/elements/SoReplacedElement.h> 00059 00074 00075 SoEXTENDER class INVENTOR_API SoGLMaterialIndexElement : public SoReplacedElement { 00076 00077 SO_ELEMENT_HEADER(SoGLMaterialIndexElement); 00078 00079 public: 00081 virtual void init(SoState *state); 00082 00086 static void set(SoState *state, SoNode *node, 00087 int32_t numIndices, 00088 const int32_t *ambientIndices, 00089 const int32_t *diffuseIndices, 00090 const int32_t *specularIndices); 00091 00093 static const SoGLMaterialIndexElement * getInstance(SoState *state); 00094 00096 int32_t getNum() const { return numIndices; } 00097 00099 int32_t getAmbient(int index) const; 00100 int32_t getDiffuse(int index) const; 00101 int32_t getSpecular(int index) const; 00102 00104 static int32_t getDefaultAmbient() { return 1; } 00105 static int32_t getDefaultDiffuse() { return 2; } 00106 static int32_t getDefaultSpecular() { return 3; } 00107 00109 virtual void push(SoState *state); 00110 virtual void pop(SoState *state, const SoElement *prevTopElement); 00111 00114 virtual SbBool matches(const SoElement *elt) const; 00115 00117 virtual SoElement *copyMatchInfo() const; 00118 00120 virtual void print(FILE *fp) const; 00121 00123 void send(int index) const; 00124 00125 SoINTERNAL public: 00127 static void initClass(); 00128 00129 protected: 00130 int32_t numIndices; 00131 const int32_t *ambientIndices, *diffuseIndices, *specularIndices; 00132 00133 virtual ~SoGLMaterialIndexElement(); 00134 00135 private: 00139 static int32_t defaultAmbientIndex; 00140 static int32_t defaultDiffuseIndex; 00141 static int32_t defaultSpecularIndex; 00142 00145 int lastIndex; 00146 }; 00147 00148 #endif /* _SO_GL_MATERIAL_INDEX_ELEMENT */