reader3ds.java

基于java的3d开发库。对坐java3d的朋友有很大的帮助。

//===========================================================================
//=-------------------------------------------------------------------------=
//= Module history:                                                         =
//= - December 9 2006 - Oscar Chavarro: Original base version               =
//=-------------------------------------------------------------------------=
//= References:                                                             =
//= [FERC1996] Fercoq, Robin. "3D Studio Material Library File Format",     =
//=     internet document posted at alt.3d and alt.3d-studio                =
//=     (usenet lists), revision 0.1, may 1996                              =
//= [PITT1994] Pitts, Jim. "3D Studio File Format", internet document       =
//=     posted at alt.3d and alt.3d-studio (usenet lists), december 1994    =
//= [VANV1997] van Velsen, Martin. Fercoq, Robin. Szilvasy, Albert.         =
//=     "3D Studio File Format (rewritten)", internet document posted at    =
//=     alt.3d and alt.3d-studio (usenet lists), revision 0.93, january     =
//=     1997.                                                               =
//===========================================================================

package vsdk.toolkit.io.geometry;

// Java basic classes
import java.io.File;
import java.io.InputStream;
import java.util.ArrayList;

// VSDK Classes
import vsdk.toolkit.common.VSDK;
import vsdk.toolkit.common.ColorRgb;
import vsdk.toolkit.common.Vector3D;
import vsdk.toolkit.common.Matrix4x4;
import vsdk.toolkit.common.Vertex;
import vsdk.toolkit.common.Triangle;
import vsdk.toolkit.environment.Background;
import vsdk.toolkit.environment.Camera;
import vsdk.toolkit.environment.Material;
import vsdk.toolkit.environment.Light;
import vsdk.toolkit.environment.geometry.Geometry;
import vsdk.toolkit.environment.geometry.TriangleMeshGroup;
import vsdk.toolkit.environment.geometry.TriangleMesh;
import vsdk.toolkit.environment.scene.SimpleBody;
import vsdk.toolkit.environment.scene.SimpleScene;
import vsdk.toolkit.media.Image;
import vsdk.toolkit.media.RGBImage;
import vsdk.toolkit.io.PersistenceElement;
import vsdk.toolkit.io.image.ImagePersistence;

class _Reader3dsMaterialMapping extends PersistenceElement
{
    public String materialName;
    public String textureFilename;
    public int associatedTriangles[];
}

class _Reader3dsChunk extends PersistenceElement
{
    //=======================================================================
    public int id;
    public long length;

    //=======================================================================
    // Main level 3DS Fileformat chunk identifiers
    public static final int ID_MAIN                     = 0x4D4D;

    // Scene element 3DS Fileformat chunk identifiers
    public static final int ID_MESH                     = 0x3D3D;
    public static final int ID_BACKGROUND_COLOR         = 0x1200;
    public static final int ID_AMBIENT_COLOR            = 0x2100;
    public static final int ID_MATERIAL                 = 0xAFFF;
    public static final int ID_MATERIAL_NAME            = 0xA000;
    public static final int ID_MATERIAL_AMBIENT         = 0xA010;
    public static final int ID_MATERIAL_DIFFUSE         = 0xA020;
    public static final int ID_MATERIAL_SPECULAR        = 0xA030;
    public static final int ID_MATERIAL_SHININESS_EXP   = 0xA040;
    public static final int ID_MATERIAL_SHININESS_KTE   = 0xA041;
    public static final int ID_MATERIAL_TRANSPARENCY    = 0xA050;
    public static final int ID_MATERIAL_TRANSPARENCY_F  = 0xA052;
    public static final int ID_MATERIAL_TRANSPARENCYADD = 0xA083;
    public static final int ID_MATERIAL_FACEMAP         = 0xA088;
    public static final int ID_MATERIAL_TRANSPARENCY_FI = 0xA08A;
    public static final int ID_MATERIAL_WIRETHICKNESS   = 0xA08E;
    public static final int ID_MATERIAL_REFLECT_BLUR    = 0xA053;
    public static final int ID_MATERIAL_TWOSIDED        = 0xA081;
    public static final int ID_MATERIAL_WIREON          = 0xA085;
    public static final int ID_MATERIAL_WIRE_THICKNESS  = 0xA087;
    public static final int ID_MATERIAL_SOFTEN          = 0xA08C;
    public static final int ID_MATERIAL_TYPE            = 0xA100;
    public static final int ID_MATERIAL_TEXTURE1        = 0xA200;
    public static final int ID_MATERIAL_TEXTURE1MASK    = 0xA33E;
    public static final int ID_MATERIAL_TEXTURE2        = 0xA33A;
    public static final int ID_MATERIAL_TEXTURE2MASK    = 0xA340;
    public static final int ID_MATERIAL_MAPREFLECTION   = 0xA220;
    public static final int ID_MATERIAL_MAPREFLECTIONM  = 0xA34C;
    public static final int ID_MATERIAL_MAPSELFIL       = 0xA33D;
    public static final int ID_MATERIAL_MAPSELFILMASK   = 0xA34A;
    public static final int ID_MATERIAL_AUTOREFLECTION  = 0xA310;
    public static final int ID_MATERIAL_BUMPMAP         = 0xA230;
    public static final int ID_MATERIAL_BUMPMAPMASK     = 0xA344;
    public static final int ID_MATERIAL_MAPOPACITY      = 0xA210;
    public static final int ID_MATERIAL_MAPOPACITYMASK  = 0xA342;
    public static final int ID_MATERIAL_MAPSPECULAR     = 0xA204;
    public static final int ID_MATERIAL_MAPSPECULARMASK = 0xA348;
    public static final int ID_MATERIAL_MAPSHINE        = 0xA33C;
    public static final int ID_MATERIAL_MAPSHINEMASK    = 0xA346;
    public static final int ID_MATERIAL_MAPFILENAME     = 0xA300;
    public static final int ID_MATERIAL_MAPOPTIONS      = 0xA351;
    public static final int ID_MATERIAL_MAPFILTERBLUR   = 0xA353;
    public static final int ID_MATERIAL_MAP1USCALE      = 0xA354;
    public static final int ID_MATERIAL_MAP1VSCALE      = 0xA356;
    public static final int ID_MATERIAL_MAPUOFFSET      = 0xA358;
    public static final int ID_MATERIAL_MAPVOFFSET      = 0xA35A;
    public static final int ID_MATERIAL_MAPROTANGLE     = 0xA35C;
    public static final int ID_MATERIAL_MAPTINT1A       = 0xA360;
    public static final int ID_MATERIAL_MAPTINT2A       = 0xA362;
    public static final int ID_MATERIAL_MAPTINT1R       = 0xA364;
    public static final int ID_MATERIAL_MAPTINT1G       = 0xA366;
    public static final int ID_MATERIAL_MAPTINT1B       = 0xA368;
    public static final int ID_OBJECT_BLOCK             = 0x4000;
    public static final int ID_TRIANGLE_MESH            = 0x4100;
    public static final int ID_VERTEX_LIST              = 0x4110;
    public static final int ID_TRIANGLE_LIST            = 0x4120;
    public static final int ID_MATERIAL_MAPPING_TABLE   = 0x4130;
    public static final int ID_SMOOTH_LIST              = 0x4150;
    public static final int ID_MAP_LIST                 = 0x4140;
    public static final int ID_MATRIX                   = 0x4160;
    public static final int ID_TRI_MAPPING_STANDARD     = 0x4170;
    public static final int ID_OBJECT_IS_VISIBLE        = 0x4165;
    public static final int ID_TRI_VERTEX_OPTIONS       = 0x4111;
    public static final int ID_LIGHT                    = 0x4600;
    public static final int ID_SPOTLIGHT                = 0x4610;
    public static final int ID_LIT_OFF                  = 0x4620;
    public static final int ID_LIT_UNKNOWN_01           = 0x465A;
    public static final int ID_CAMERA                   = 0x4700;
    public static final int ID_OBJECT_UNKNOWN_01        = 0x4710;
    public static final int ID_OBJECT_UNKNOWN_02        = 0x4720;
    public static final int ID_EDIT_CONFIG1             = 0x0100;
    public static final int ID_EDIT_CONFIG2             = 0x3E3D;
    public static final int ID_EDIT_VIEW_P1             = 0x7012;
    public static final int ID_EDIT_VIEW_P2             = 0x7011;
    public static final int ID_EDIT_VIEW_P3             = 0x7020;
    public static final int ID_TOP                      = 0x0001;
    public static final int ID_BOTTOM                   = 0x0002;
    public static final int ID_LEFT                     = 0x0003;
    public static final int ID_RIGHT                    = 0x0004;
    public static final int ID_FRONT                    = 0x0005;
    public static final int ID_BACK                     = 0x0006;
    public static final int ID_USER                     = 0x0007;
    public static final int ID_CAMERA_VIEW              = 0xFFFF;
    public static final int ID_LIGHT_VIEW               = 0x0009;
    public static final int ID_COLOR_RGB1               = 0x0010;
    public static final int ID_COLOR_RGB2               = 0x0011;
    public static final int ID_COLOR_RGB3               = 0x0012;
    public static final int ID_AMOUNT                   = 0x0030;
    public static final int ID_VIEWPORT                 = 0x7001;
    public static final int ID_EDIT_UNKNOWN_01          = 0x1100;
    public static final int ID_EDIT_UNKNOWN_02          = 0x1201;
    public static final int ID_EDIT_UNKNOWN_03          = 0x1300;
    public static final int ID_EDIT_UNKNOWN_04          = 0x1400;
    public static final int ID_EDIT_UNKNOWN_05          = 0x1420;
    public static final int ID_EDIT_UNKNOWN_06          = 0x1450;
    public static final int ID_EDIT_UNKNOWN_07          = 0x1500;
    public static final int ID_EDIT_UNKNOWN_08          = 0x2200;
    public static final int ID_EDIT_UNKNOWN_09          = 0x2201;
    public static final int ID_EDIT_UNKNOWN_10          = 0x2210;
    public static final int ID_EDIT_UNKNOWN_11          = 0x2300;
    public static final int ID_EDIT_UNKNOWN_12          = 0x2302;
    public static final int ID_EDIT_UNKNOWN_13          = 0x2000;
    public static final int ID_EDIT_UNKNOWN_14          = 0x3000;

    // Scene control 3DS Fileformat chunk identifiers
    public static final int ID_KEYFRAMER                = 0xB000;
    public static final int ID_KEYFRAMER_FRAMES         = 0xB008;
    public static final int ID_KEYFRAMER_UNKNOWN_01     = 0xB00A;
    public static final int ID_KEYFRAMER_UNKNOWN_02     = 0xB009;
    public static final int ID_KEYFRAMER_OBJDES         = 0xB002;
    public static final int ID_KEYFRAMER_OBJHIERARCH    = 0xB010;
    public static final int ID_KEYFRAMER_OBJDUMMYNAME   = 0xB011;
    public static final int ID_KEYFRAMER_OBJUNKNOWN_01  = 0xB013;
    public static final int ID_KEYFRAMER_OBJUNKNOWN_02  = 0xB014;
    public static final int ID_KEYFRAMER_OBJUNKNOWN_03  = 0xB015;
    public static final int ID_KEYFRAMER_OBJPIVOT       = 0xB020;
    public static final int ID_KEYFRAMER_OBJUNKNOWN_04  = 0xB021;
    public static final int ID_KEYFRAMER_OBJUNKNOWN_05  = 0xB022;

    // Unknown ids
    public static final int ID_UNKNOWN_01               = 0x0000;
    public static final int ID_UNKNOWN_02               = 0x000E;
    public static final int ID_UNKNOWN_03               = 0x0031;
    public static final int ID_UNKNOWN_04               = 0x003C;
    public static final int ID_UNKNOWN_05               = 0x003F;
    public static final int ID_UNKNOWN_06               = 0x0040;
    public static final int ID_UNKNOWN_07               = 0x0068;
    public static final int ID_UNKNOWN_08               = 0x0074;
    public static final int ID_UNKNOWN_09               = 0x00BE;
    public static final int ID_UNKNOWN_10               = 0x00C0;
    public static final int ID_UNKNOWN_11               = 0x00D3;
    public static final int ID_UNKNOWN_12               = 0x0182;
    public static final int ID_UNKNOWN_13               = 0x0402;
    public static final int ID_UNKNOWN_14               = 0x042C;
    public static final int ID_UNKNOWN_15               = 0x0500;
    public static final int ID_UNKNOWN_16               = 0x0800;
    public static final int ID_UNKNOWN_17               = 0x0A46;
    public static final int ID_UNKNOWN_18               = 0x0B00;
    public static final int ID_UNKNOWN_19               = 0x0E70;
    public static final int ID_UNKNOWN_20               = 0x1101;
    public static final int ID_UNKNOWN_21               = 0x1301;
    public static final int ID_UNKNOWN_22               = 0x1410;
    public static final int ID_UNKNOWN_23               = 0x1430;
    public static final int ID_UNKNOWN_24               = 0x1440;
    public static final int ID_UNKNOWN_25               = 0x1460;
    public static final int ID_UNKNOWN_26               = 0x1470;
    public static final int ID_UNKNOWN_27               = 0x1734;
    public static final int ID_UNKNOWN_28               = 0x2301;
    public static final int ID_UNKNOWN_29               = 0x2303;
    public static final int ID_UNKNOWN_30               = 0x3238;
    public static final int ID_UNKNOWN_31               = 0x334B;
    public static final int ID_UNKNOWN_32               = 0x3D3E;
    public static final int ID_UNKNOWN_33               = 0x3ECC;
    public static final int ID_UNKNOWN_34               = 0x3F19;
    public static final int ID_UNKNOWN_35               = 0x3F80;
    public static final int ID_UNKNOWN_36               = 0x4010;
    public static final int ID_UNKNOWN_37               = 0x4011;
    public static final int ID_UNKNOWN_38               = 0x4012;
    public static final int ID_UNKNOWN_39               = 0x4014;
    public static final int ID_UNKNOWN_40               = 0x4015;
    public static final int ID_UNKNOWN_41               = 0x4016;
    public static final int ID_UNKNOWN_42               = 0x4017;
    public static final int ID_UNKNOWN_43               = 0x4181;
    public static final int ID_UNKNOWN_44               = 0x4182;
    public static final int ID_UNKNOWN_45               = 0x4190;
    public static final int ID_UNKNOWN_46               = 0x41FA;
    public static final int ID_UNKNOWN_47               = 0x434E;
    public static final int ID_UNKNOWN_48               = 0x4650;
    public static final int ID_UNKNOWN_49               = 0x5DDC;
    public static final int ID_UNKNOWN_50               = 0x6769;
    public static final int ID_UNKNOWN_51               = 0x8000;
    public static final int ID_UNKNOWN_52               = 0xA080;
    public static final int ID_UNKNOWN_53               = 0xA082;
    public static final int ID_UNKNOWN_54               = 0xA084;
    public static final int ID_UNKNOWN_55               = 0xA240;
    public static final int ID_UNKNOWN_56               = 0xA250;
    public static final int ID_UNKNOWN_57               = 0xA320;
    public static final int ID_UNKNOWN_58               = 0xA321;
    public static final int ID_UNKNOWN_59               = 0xA322;
    public static final int ID_UNKNOWN_60               = 0xA324;
    public static final int ID_UNKNOWN_61               = 0xA325;
    public static final int ID_UNKNOWN_62               = 0xA326;
    public static final int ID_UNKNOWN_63               = 0xA328;
    public static final int ID_UNKNOWN_64               = 0xA32A;
    public static final int ID_UNKNOWN_65               = 0xA32C;
    public static final int ID_UNKNOWN_66               = 0xA32D;
    public static final int ID_UNKNOWN_67               = 0xAE6C;
    public static final int ID_UNKNOWN_68               = 0xC82A;
    public static final int ID_UNKNOWN_69               = 0xD567;
    public static final int ID_UNKNOWN_70               = 0xDE49;
    public static final int ID_UNKNOWN_71               = 0xE759;
    public static final int ID_UNKNOWN_72               = 0xEC04;

    //=======================================================================
    public static String
    chunkToString(int chunkid)
    {
        String chunkname = "<Unknown chunk id>";

        switch ( chunkid ) {
          case ID_MAIN:
            chunkname = "ID_MAIN";
            break;
          case ID_MESH:
            chunkname = "ID_MESH";
            break;
          case ID_BACKGROUND_COLOR:
            chunkname = "ID_BACKGROUND_COLOR";
            break;
          case ID_AMBIENT_COLOR:
            chunkname = "ID_AMBIENT_COLOR";
            break;
          case ID_MATERIAL:
            chunkname = "ID_MATERIAL";