void ReadTriangleObject(Chunk3DS_t *Chunk, Mesh3DS_t *Mesh) { switch(Chunk->ID) { case 0x4110: ReadVertexList(Mesh); break; case 0x4120: ReadFaceList(Mesh, Chunk->Length-6); break; case 0x4140: ReadTextureCoordinates(Mesh); break; } }
void L3DS::ReadMesh(const LChunk &parent) { unsigned short count, i; LVector4 p; LMatrix4 m; LVector2 t; p.w = 1.0f; LMesh mesh; mesh.SetName(m_objName); GotoChunk(parent); LChunk chunk = ReadChunk(); while (chunk.end <= parent.end) { switch (chunk.id) { case TRI_VERTEXLIST: count = ReadShort(); mesh.SetVertexArraySize(count); for (i=0; i < count; i++) { p.x = ReadFloat(); p.y = ReadFloat(); p.z = ReadFloat(); mesh.SetVertex(p, i); } break; case TRI_FACEMAPPING: count = ReadShort(); if (mesh.GetVertexCount() == 0) mesh.SetVertexArraySize(count); for (i=0; i < count; i++) { t.x = ReadFloat(); t.y = ReadFloat(); mesh.SetUV(t, i); } break; case TRI_FACELIST: ReadFaceList(chunk, mesh); break; case TRI_MATRIX: m._11 = ReadFloat(); m._12 = ReadFloat(); m._13 = ReadFloat(); m._21 = ReadFloat(); m._22 = ReadFloat(); m._23 = ReadFloat(); m._31 = ReadFloat(); m._32 = ReadFloat(); m._33 = ReadFloat(); m._41 = ReadFloat(); m._42 = ReadFloat(); m._43 = ReadFloat(); m._14 = 0.0f; m._24 = 0.0f; m._34 = 0.0f; m._44 = 1.0f; mesh.SetMatrix(m); break; default: break; } SkipChunk(chunk); if (chunk.end >= parent.end) break; chunk = ReadChunk(); } m_meshes.push_back(mesh); }
Mesh* Load3ds(string URL, Entity* parent_ent){ int Size; //Local OldDir:String unsigned char Red, Green, Blue; //unsigned char Percent; //Local Pixmap:TPixmap Stream = File::ReadResourceFile(URL); if (Stream == 0) return 0; //Size = Stream.Size() fseek(Stream->pFile, 0, SEEK_END); // seek to end of file Size = ftell(Stream->pFile); // get current file pointer fseek(Stream->pFile, 0, SEEK_SET); // Read Main-Chunk ReadChunk(); if (ChunkID != M3D_3DS_MAIN || ChunkSize != Size) { Stream->CloseFile(); //Print "No 3DS File" return 0; } // Find 3DEditor-Chunk while (Stream->Eof()==0){ ReadChunk(); if (ChunkID == M3D_3DS_3DEDITOR){ break; }else{ SkipChunk(); } } //OldDir = CurrentDir() //If String(URL) <> "" Then ChangeDir(ExtractDir(String(URL))) mesh = Mesh::CreateMesh(); while (Stream->Eof()==0){ ReadChunk(); switch (ChunkID){ case M3D_3DS_OBJECTBLOCK: ReadCString(); // ' ObjectName break; case M3D_3DS_BrushBLOCK: ReadBrushBlock(); break; case M3D_3DS_TRIMESH: ReadTriMesh(); break; case M3D_3DS_VERTEXLIST: ReadVertexList(); break; case M3D_3DS_FACELIST: ReadFaceList(); break; case M3D_3DS_FACEMATLIST: ReadFaceMatList(); break; case M3D_3DS_TEXCOORDS: ReadTexCoords(); break; case M3D_3DS_BrushNAME: //Loader.Brush = CreateBrush() brush->name = ReadCString(); break; case M3D_3DS_BrushAMBIENT: //ReadChunk(); //ReadRGB(ChunkID, Red, Green, Blue); //brush->SetAmbientColor(Red, Green, Blue); break; case M3D_3DS_BrushDIFFUSE: ReadChunk(); ReadRGB(ChunkID, Red, Green, Blue); brush->BrushColor(Red, Green, Blue); break; case M3D_3DS_BrushSPECULAR: //'Loader.ReadChunk() //'Loader.ReadRGB(Loader.ChunkID, Red, Green, Blue) //'Loader.Brush.SetSpecularColor(Red, Green, Blue) break; case M3D_3DS_BrushSHININESS: //'Loader.ReadChunk() //'Percent = Loader.ReadPercent(Loader.ChunkID) //'Loader.Brush.BrushShininess(Percent) break; case M3D_3DS_MAPFILENAME: LoadMap(); break; case M3D_3DS_MAPVSCALE: texture->v_scale = Stream->ReadFloat(); break; case M3D_3DS_MAPUSCALE: texture->u_scale = Stream->ReadFloat(); break; case M3D_3DS_MAPUOFFSET: texture->u_pos = Stream->ReadFloat(); break; case M3D_3DS_MAPVOFFSET: texture->v_pos = Stream->ReadFloat(); break; case M3D_3DS_MAPROTATION: texture->angle = Stream->ReadFloat(); break; default: if ((ChunkID == M3D_3DS_TEXTUREMAP1) || (ChunkID == M3D_3DS_TEXTUREMAP2)) { ReadMap(ChunkID); }else{ SkipChunk(); } } } Stream->CloseFile(); if (surface!=0){ MovedTris.sort(); int CheckSurface=0; for(list<int>::const_reverse_iterator it = MovedTris.rbegin(); it != MovedTris.rend(); it++){ surface->RemoveTri(*it); CheckSurface=1; } MovedTris.clear(); if (surface->no_tris==0 && CheckSurface !=0) { delete surface; mesh->surf_list.remove(surface); mesh->no_surfs=mesh->no_surfs-1; } } // ChangeDir(OldDir) // Loader.Surface.UpdateVertices() // Loader.Surface.UpdateTriangles() mesh->UpdateNormals(); /*Loader.Mesh.UpdateBuffer() Print Loader.Surface.Tris.Length Print Loader.Surface.no_verts 'Loader.Mesh.FlipMesh()*/ mesh->class_name="Mesh"; mesh->AddParent(*parent_ent); Entity::entity_list.push_back(mesh); if(mesh->parent!=0){ mesh->mat.Overwrite(mesh->parent->mat); mesh->UpdateMat(); }else{ mesh->UpdateMat(true); } return mesh; }
void L3DS::ReadMesh(const LChunk &parent) { //ErrorMsg("RND:: Ok, try load mesh...\n"); unsigned short count, i; LVector4 p; LMatrix4 m; LVector2 t; p.w = 1.0f; LMesh mesh; mesh.SetName(m_objName); GotoChunk(parent); LChunk chunk = ReadChunk(); while (chunk.end <= parent.end) { //ErrorMsg("RND:: Ochunk.end <= parent.end\n"); switch (chunk.id) { case TRI_VERTEXLIST: //ErrorMsg("RND:: case TRI_VERTEXLIST\n"); count = ReadShort(); mesh.SetVertexArraySize(count); for (i=0; i < count; i++) { p.x = ReadFloat(); p.y = ReadFloat(); p.z = ReadFloat(); mesh.SetVertex(p, i); } break; case TRI_FACEMAPPING: //ErrorMsg("RND:: case TRI_FACEMAPPING\n"); count = ReadShort(); // printf("RND:: ReadShort"); if (count == 0 ) break; if (mesh.GetVertexCount() == 0) mesh.SetVertexArraySize(count); printf("count: %d",count); for (i=0; i < count; i++) { t.x = ReadFloat(); t.y = ReadFloat(); mesh.SetUV(t, i); // printf("RND:: set: %f %f",t.x,t.y); } break; case TRI_FACELIST: //ErrorMsg("RND:: case TRI_FACELIST\n"); ReadFaceList(chunk, mesh); break; case TRI_MATRIX: //ErrorMsg("RND:: case TRI_MATRIX\n"); m._11 = ReadFloat(); m._12 = ReadFloat(); m._13 = ReadFloat(); m._21 = ReadFloat(); m._22 = ReadFloat(); m._23 = ReadFloat(); m._31 = ReadFloat(); m._32 = ReadFloat(); m._33 = ReadFloat(); m._41 = ReadFloat(); m._42 = ReadFloat(); m._43 = ReadFloat(); m._14 = 0.0f; m._24 = 0.0f; m._34 = 0.0f; m._44 = 1.0f; mesh.SetMatrix(m); break; default: break; } SkipChunk(chunk); if (chunk.end >= parent.end) break; chunk = ReadChunk(); } m_meshes.push_back(mesh); }