1 /* -*- c -*- */ 2 #ifndef INCLUDED_LIB3DS_NODE_H 3 #define INCLUDED_LIB3DS_NODE_H 4 /* 5 * The 3D Studio File Format Library 6 * Copyright (C) 1996-2007 by Jan Eric Kyprianidis <www.kyprianidis.com> 7 * All rights reserved. 8 * 9 * This program is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU Lesser General Public License as published by 11 * the Free Software Foundation; either version 2.1 of the License, or (at 12 * your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 16 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 17 * License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public License 20 * along with this program; if not, write to the Free Software Foundation, 21 * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * 23 * $Id: node.h,v 1.12 2007/06/20 17:04:09 jeh Exp $ 24 */ 25 26 #ifndef INCLUDED_LIB3DS_TRACKS_H 27 #include <lib3ds/tracks.h> 28 #endif 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /** 35 * Scene graph ambient color node data 36 * \ingroup node 37 */ 38 typedef struct Lib3dsAmbientData { 39 Lib3dsRgb col; 40 Lib3dsLin3Track col_track; 41 } Lib3dsAmbientData; 42 43 /** 44 * Scene graph object instance node data 45 * \ingroup node 46 */ 47 typedef struct Lib3dsObjectData { 48 Lib3dsVector pivot; 49 char instance[64]; 50 Lib3dsVector bbox_min; 51 Lib3dsVector bbox_max; 52 Lib3dsVector pos; 53 Lib3dsLin3Track pos_track; 54 Lib3dsQuat rot; 55 Lib3dsQuatTrack rot_track; 56 Lib3dsVector scl; 57 Lib3dsLin3Track scl_track; 58 Lib3dsFloat morph_smooth; 59 char morph[64]; 60 Lib3dsMorphTrack morph_track; 61 Lib3dsBool hide; 62 Lib3dsBoolTrack hide_track; 63 } Lib3dsObjectData; 64 65 /** 66 * Scene graph camera node data 67 * \ingroup node 68 */ 69 typedef struct Lib3dsCameraData { 70 Lib3dsVector pos; 71 Lib3dsLin3Track pos_track; 72 Lib3dsFloat fov; 73 Lib3dsLin1Track fov_track; 74 Lib3dsFloat roll; 75 Lib3dsLin1Track roll_track; 76 } Lib3dsCameraData; 77 78 /** 79 * Scene graph camera target node data 80 * \ingroup node 81 */ 82 typedef struct Lib3dsTargetData { 83 Lib3dsVector pos; 84 Lib3dsLin3Track pos_track; 85 } Lib3dsTargetData; 86 87 /** 88 * Scene graph light node data 89 * \ingroup node 90 */ 91 typedef struct Lib3dsLightData { 92 Lib3dsVector pos; 93 Lib3dsLin3Track pos_track; 94 Lib3dsRgb col; 95 Lib3dsLin3Track col_track; 96 Lib3dsFloat hotspot; 97 Lib3dsLin1Track hotspot_track; 98 Lib3dsFloat falloff; 99 Lib3dsLin1Track falloff_track; 100 Lib3dsFloat roll; 101 Lib3dsLin1Track roll_track; 102 } Lib3dsLightData; 103 104 /** 105 * Scene graph spotlight target node data 106 * \ingroup node 107 */ 108 typedef struct Lib3dsSpotData { 109 Lib3dsVector pos; 110 Lib3dsLin3Track pos_track; 111 } Lib3dsSpotData; 112 113 /** 114 * Scene graph node data union 115 * \ingroup node 116 */ 117 typedef union Lib3dsNodeData { 118 Lib3dsAmbientData ambient; 119 Lib3dsObjectData object; 120 Lib3dsCameraData camera; 121 Lib3dsTargetData target; 122 Lib3dsLightData light; 123 Lib3dsSpotData spot; 124 } Lib3dsNodeData; 125 126 /*! 127 * \ingroup node 128 */ 129 #define LIB3DS_NO_PARENT 65535 130 131 /** 132 * Scene graph node 133 * \ingroup node 134 */ 135 struct Lib3dsNode { 136 Lib3dsUserData user; 137 Lib3dsNode *next; 138 Lib3dsNode *childs; 139 Lib3dsNode *parent; 140 Lib3dsNodeTypes type; 141 Lib3dsWord node_id; 142 char name[64]; 143 Lib3dsWord flags1; 144 Lib3dsWord flags2; 145 Lib3dsWord parent_id; 146 Lib3dsMatrix matrix; 147 Lib3dsNodeData data; 148 }; 149 150 /** 151 * Node flags #1 152 * \ingroup node 153 */ 154 typedef enum { 155 LIB3DS_HIDDEN = 0x800 156 } Lib3dsNodeFlags1; 157 158 /** 159 * Node flags #2 160 * \ingroup node 161 */ 162 typedef enum { 163 LIB3DS_SHOW_PATH = 0x1, 164 LIB3DS_SMOOTHING = 0x2, 165 LIB3DS_MOTION_BLUR = 0x10, 166 LIB3DS_MORPH_MATERIALS = 0x40 167 } Lib3dsNodeFlags2; 168 169 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_ambient(); 170 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_object(); 171 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_camera(); 172 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_target(); 173 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_light(); 174 extern LIB3DSAPI Lib3dsNode* lib3ds_node_new_spot(); 175 extern LIB3DSAPI void lib3ds_node_free(Lib3dsNode *node); 176 extern LIB3DSAPI void lib3ds_node_eval(Lib3dsNode *node, Lib3dsFloat t); 177 extern LIB3DSAPI Lib3dsNode* lib3ds_node_by_name(Lib3dsNode *node, const char* name, 178 Lib3dsNodeTypes type); 179 extern LIB3DSAPI Lib3dsNode* lib3ds_node_by_id(Lib3dsNode *node, Lib3dsWord node_id); 180 extern LIB3DSAPI void lib3ds_node_dump(Lib3dsNode *node, Lib3dsIntd level); 181 extern LIB3DSAPI Lib3dsBool lib3ds_node_read(Lib3dsNode *node, Lib3dsFile *file, Lib3dsIo *io); 182 extern LIB3DSAPI Lib3dsBool lib3ds_node_write(Lib3dsNode *node, Lib3dsFile *file, Lib3dsIo *io); 183 184 #ifdef __cplusplus 185 } 186 #endif 187 #endif 188 189