00001 /*======================================================================= 00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States. Use of a copyright notice is precautionary only and does not 00007 * imply publication or disclosure. 00008 * 00009 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND: 00010 * Use, duplication or disclosure by the Government is subject to restrictions 00011 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights 00012 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or 00013 * in similar or successor clauses in the FAR, or the DOD or NASA FAR 00014 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc., 00015 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311. 00016 * 00017 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY 00018 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION, 00019 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY 00020 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON 00021 * GRAPHICS, INC. 00022 **=======================================================================*/ 00023 /*======================================================================= 00024 ** Author : Paul S. Strauss (MMM yyyy) 00025 **=======================================================================*/ 00026 /*======================================================================= 00027 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00028 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00029 *** *** 00030 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00031 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00032 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00033 *** *** 00034 *** RESTRICTED RIGHTS LEGEND *** 00035 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00036 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00037 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00038 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00039 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00040 *** *** 00041 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00042 *** BORDEAUX, FRANCE *** 00043 *** ALL RIGHTS RESERVED *** 00044 **=======================================================================*/ 00045 /*======================================================================= 00046 ** Modified by : VSG (MMM YYYY) 00047 **=======================================================================*/ 00048 00049 00050 #ifndef _SO_LIGHT_ 00051 #define _SO_LIGHT_ 00052 00053 #include <Inventor/nodes/SoNode.h> 00054 #include <Inventor/fields/SoSFBool.h> 00055 #include <Inventor/fields/SoSFColor.h> 00056 #include <Inventor/fields/SoSFFloat.h> 00057 #include <Inventor/SbViewportRegion.h> 00058 00059 class SoCamera; 00060 00062 // 00063 // Class: SoLight 00064 // 00065 // Abstract base light source node. 00066 // 00068 00117 class SoLight : public SoNode { 00118 00119 SO_NODE_ABSTRACT_HEADER(SoLight); 00120 00121 public: 00127 SoSFBool on; 00133 SoSFFloat intensity; 00138 SoSFColor color; 00139 00140 private: 00142 virtual inline SoCamera* getCamera(SoState* state, SoPath* scene, float visibilityLength); 00143 00144 static void initClass(); 00145 static void exitClass(); 00146 00147 virtual void callback(SoCallbackAction *action); 00148 virtual void doAction(SoAction *action); 00149 virtual void GLRender(SoGLRenderAction* action); 00150 00151 #if 1 00152 // Returns the OpenGL light Id. 00153 SoDEPRECATED 00154 int32_t getGLLightId() const ; 00155 #endif 00156 00157 // Returns the light Id. 00158 int32_t getLightId() const ; 00159 00161 void setShaderLight(SoState *state); 00162 00163 private: 00164 struct Members 00165 { 00166 Members(); 00167 ~Members(); 00168 void unref(); 00169 00170 int32_t m_GLLightId ; 00172 SoCamera* m_camera; 00173 }; 00174 SbThreadStorage<Members*> m_members; 00175 00177 static SoLight::Members* getMembers(const SoLight* sg); 00178 00179 SoLight(); // Makes this abstract 00180 00181 virtual ~SoLight(); 00182 00183 #if 1 SoDEPRECATED 00185 void setGLLightId(int32_t id); 00186 #endif 00187 }; 00188 00189 /*******************************************************************************/ 00190 SoCamera* 00191 SoLight::getCamera(SoState*, SoPath*, float) 00192 { 00193 return NULL; 00194 } 00195 00196 #endif /* _SO_LIGHT_ */ 00197 00198