| 657 | } |
| 658 | |
| 659 | int OBJ::ParseLine(int lineno,int argc,const char **argv) // return TRUE to continue parsing, return FALSE to abort parsing process |
| 660 | { |
| 661 | int ret = 0; |
| 662 | |
| 663 | if ( argc >= 1 ) |
| 664 | { |
| 665 | const char *foo = argv[0]; |
| 666 | if ( *foo != '#' ) |
| 667 | { |
| 668 | if (strcmp(argv[0], "v") == 0 && argc == 4 ) |
| 669 | { |
| 670 | float vx = (float) atof( argv[1] ); |
| 671 | float vy = (float) atof( argv[2] ); |
| 672 | float vz = (float) atof( argv[3] ); |
| 673 | Resize(mVerts, mMaxVerts, mNumVerts, mNumVerts + 3); |
| 674 | mVerts[mNumVerts++] = vx; |
| 675 | mVerts[mNumVerts++] = vy; |
| 676 | mVerts[mNumVerts++] = vz; |
| 677 | } |
| 678 | else if (strcmp(argv[0],"vt") == 0 && (argc == 3 || argc == 4)) |
| 679 | { |
| 680 | // ignore 4rd component if present |
| 681 | float tx = (float) atof( argv[1] ); |
| 682 | float ty = (float) atof( argv[2] ); |
| 683 | Resize(mTexels, mMaxTexels, mNumTexels, mNumTexels + 2); |
| 684 | mTexels[mNumTexels++] = tx; |
| 685 | mTexels[mNumTexels++] = ty; |
| 686 | } |
| 687 | else if (strcmp(argv[0],"vn") == 0 && argc == 4 ) |
| 688 | { |
| 689 | float normalx = (float) atof(argv[1]); |
| 690 | float normaly = (float) atof(argv[2]); |
| 691 | float normalz = (float) atof(argv[3]); |
| 692 | Resize(mNormals, mMaxNormals, mNumNormals, mNumNormals + 3); |
| 693 | mNormals[mNumNormals++] = normalx; |
| 694 | mNormals[mNumNormals++] = normaly; |
| 695 | mNormals[mNumNormals++] = normalz; |
| 696 | |
| 697 | } |
| 698 | else if (strcmp(argv[0],"f") == 0 && argc >= 4 ) |
| 699 | { |
| 700 | GeometryVertex v[32]; |
| 701 | |
| 702 | int vcount = argc-1; |
| 703 | |
| 704 | for (int i=1; i<argc; i++) |
| 705 | { |
| 706 | GetVertex(v[i-1],argv[i] ); |
| 707 | } |
| 708 | |
| 709 | // need to generate a normal! |
| 710 | #if 0 // not currently implemented |
| 711 | if ( mNormals.empty() ) |
| 712 | { |
| 713 | Vector3d<float> p1( v[0].mPos ); |
| 714 | Vector3d<float> p2( v[1].mPos ); |
| 715 | Vector3d<float> p3( v[2].mPos ); |
| 716 |
no test coverage detected