OBJ To Build

 plr = :().LocalPlayer;
 rs = :();
 buildevt = rs.Remotes.BuildEvent;

 objfile = ;
 mtlfile = ;
 voxsize = ;
 offset = plr.Character.HumanoidRootPart.Position;
 centermodel = ;

 createdparts = {};
 waitingforparts = ;

buildevt.OnClientEvent:((parts)
     parts  waitingforparts 
         _, part  parts 
            .(createdparts, part);
        
    
)

  (filename)
     filepath = filename .. ;
      (filepath) 
        (, filepath);
         ;
    
    
     data = (filepath);
     lines = {};
     line  data:() 
        .(lines, line);
    
    
     width, height = lines[]:();
    width = (width);
    height = (height);
    
     pixels = {};
     i = , #lines 
         r, g, b = lines[i]:();
         r  g  b 
            .(pixels, .((r), (g), (b)));
        
    
    
    (, filename, width ..  .. height, #pixels, );
    
     {
        width = width,
        height = height,
        pixels = pixels
    };


  (tex, u, v)
      tex   .(, , ); 
    
    u = u % ;
    v = v % ;
     u <   u = u + ; 
     v <   v = v + ; 
    
    v =  - v;
    
     x = .(u * tex.width);
     y = .(v * tex.height);
    
    x = .(x, , tex.width - );
    y = .(y, , tex.height - );
    
     idx = y * tex.width + x + ;
    
     tex.pixels[idx]  .(, , );


  (data)
     mats = {};
     current;
    
     line  data:() 
         stripped = line:();
         stripped:(, ) ~=   stripped ~=  
             cmd = stripped:();
            
             cmd ==  
                current = stripped:();
                mats[current] = {color = .(, , ), texture = };
             cmd ==   current 
                 r, g, b = stripped:();
                 r  g  b 
                    mats[current].color = .((r), (g), (b));
                
             cmd ==   current 
                 texfile = stripped:();
                 texfile 
                    texfile = texfile:();
                    (, texfile, , current);
                    mats[current].texture = (texfile);
                
            
        
    
    
     mats;


  (data)
     verts = {};
     uvs = {};
     faces = {};
     currentmtl;
    
     line  data:() 
         stripped = line:();
         stripped:(, ) ~=   stripped ~=  
             cmd = stripped:();
            
             cmd ==  
                 x, y, z = stripped:();
                 x  y  z 
                    .(verts, .((x), (y), (z)));
                
             cmd ==  
                 u, v = stripped:();
                 u  v 
                    .(uvs, .((u), (v)));
                
             cmd ==  
                 vindices = {};
                 uvindices = {};
                
                 vert  stripped:() 
                     vert ~=  
                         parts = {};
                         part  vert:() 
                            .(parts, part);
                        
                        
                         #parts >=  
                             vidx = (parts[]);
                             vidx <   vidx = #verts + vidx + ; 
                            .(vindices, vidx);
                        
                        
                         #parts >=   parts[] ~=  
                             uvidx = (parts[]);
                             uvidx <   uvidx = #uvs + uvidx + ; 
                            .(uvindices, uvidx);
                        
                    
                
                
                 #vindices >=  
                    .(faces, {
                        vindices = vindices,
                        uvindices = #uvindices >   uvindices  ,
                        mtl = currentmtl
                    });
                
             cmd ==  
                currentmtl = stripped:();
            
        
    
    
    (, #verts, , #uvs, , #faces, );
     verts, uvs, faces;


  (verts)
     minv = .(.huge, .huge, .huge);
     maxv = .(-.huge, -.huge, -.huge);
    
     _, v  verts 
        minv = .(.(minv.X, v.X), .(minv.Y, v.Y), .(minv.Z, v.Z));
        maxv = .(.(maxv.X, v.X), .(maxv.Y, v.Y), .(maxv.Z, v.Z));
    
    
     minv, maxv;


  (p, a, b, c)
     v0 = b - a;
     v1 = c - a;
     v2 = p - a;
    
     d00 = v0:(v0);
     d01 = v0:(v1);
     d11 = v1:(v1);
     d20 = v2:(v0);
     d21 = v2:(v1);
    
     denom = d00 * d11 - d01 * d01;
     .(denom) <  
         , , ;
    
    
     v = (d11 * d20 - d01 * d21) / denom;
     w = (d00 * d21 - d01 * d20) / denom;
     u =  - v - w;
    
     u, v, w;


  (boxcenter, boxhalfsize, v0, v1, v2)
     v0c = v0 - boxcenter;
     v1c = v1 - boxcenter;
     v2c = v2 - boxcenter;
    
     e0 = v1c - v0c;
     e1 = v2c - v1c;
     e2 = v0c - v2c;
    
     fex = .(e0.X);
     fey = .(e0.Y);
     fez = .(e0.Z);
    
     p0 = e0.Z * v0c.Y - e0.Y * v0c.Z;
     p2 = e0.Z * v2c.Y - e0.Y * v2c.Z;
     rad = fez * boxhalfsize.Y + fey * boxhalfsize.Z;
     .(p0, p2) > rad  .(p0, p2) < -rad   ; 
    
    p0 = -e0.Z * v0c.X + e0.X * v0c.Z;
    p2 = -e0.Z * v2c.X + e0.X * v2c.Z;
    rad = fez * boxhalfsize.X + fex * boxhalfsize.Z;
     .(p0, p2) > rad  .(p0, p2) < -rad   ; 
    
    p0 = e0.Y * v0c.X - e0.X * v0c.Y;
     p1 = e0.Y * v1c.X - e0.X * v1c.Y;
    rad = fey * boxhalfsize.X + fex * boxhalfsize.Y;
     .(p0, p1) > rad  .(p0, p1) < -rad   ; 
    
    fex = .(e1.X);
    fey = .(e1.Y);
    fez = .(e1.Z);
    
    p0 = e1.Z * v0c.Y - e1.Y * v0c.Z;
    p2 = e1.Z * v2c.Y - e1.Y * v2c.Z;
    rad = fez * boxhalfsize.Y + fey * boxhalfsize.Z;
     .(p0, p2) > rad  .(p0, p2) < -rad   ; 
    
    p0 = -e1.Z * v0c.X + e1.X * v0c.Z;
    p2 = -e1.Z * v2c.X + e1.X * v2c.Z;
    rad = fez * boxhalfsize.X + fex * boxhalfsize.Z;
     .(p0, p2) > rad  .(p0, p2) < -rad   ; 
    
    p0 = e1.Y * v0c.X - e1.X * v0c.Y;
    p1 = e1.Y * v1c.X - e1.X * v1c.Y;
    rad = fey * boxhalfsize.X + fex * boxhalfsize.Y;
     .(p0, p1) > rad  .(p0, p1) < -rad   ; 
    
    fex = .(e2.X);
    fey = .(e2.Y);
    fez = .(e2.Z);
    
    p0 = e2.Z * v0c.Y - e2.Y * v0c.Z;
    p1 = e2.Z * v1c.Y - e2.Y * v1c.Y;
    rad = fez * boxhalfsize.Y + fey * boxhalfsize.Z;
     .(p0, p1) > rad  .(p0, p1) < -rad   ; 
    
    p0 = -e2.Z * v0c.X + e2.X * v0c.Z;
    p1 = -e2.Z * v1c.X + e2.X * v1c.Z;
    rad = fez * boxhalfsize.X + fex * boxhalfsize.Z;
     .(p0, p1) > rad  .(p0, p1) < -rad   ; 
    
    p0 = e2.Y * v0c.X - e2.X * v0c.Y;
    p2 = e2.Y * v2c.X - e2.X * v2c.Y;
    rad = fey * boxhalfsize.X + fex * boxhalfsize.Y;
     .(p0, p2) > rad  .(p0, p2) < -rad   ; 
    
     minc = .(.(v0c.X, v1c.X, v2c.X), .(v0c.Y, v1c.Y, v2c.Y), .(v0c.Z, v1c.Z, v2c.Z));
     maxc = .(.(v0c.X, v1c.X, v2c.X), .(v0c.Y, v1c.Y, v2c.Y), .(v0c.Z, v1c.Z, v2c.Z));
    
     minc.X > boxhalfsize.X  maxc.X < -boxhalfsize.X   ; 
     minc.Y > boxhalfsize.Y  maxc.Y < -boxhalfsize.Y   ; 
     minc.Z > boxhalfsize.Z  maxc.Z < -boxhalfsize.Z   ; 
    
     ;


  (verts, uvs, faces, mats, size)
     voxmap = {};
     minbound, maxbound = (verts);
    
     centermodel 
         center = (minbound + maxbound) / ;
         i, v  verts 
            verts[i] = v - center;
        
        minbound, maxbound = (verts);
    
    
     boxhalfsize = .(size / , size / , size / );
    
     fidx, face  faces 
         vindices = face.vindices;
         #vindices >=  
             v0 = verts[vindices[]];
             v1 = verts[vindices[]];
             v2 = verts[vindices[]];
            
              v0   v1   v2 
                ;
            
            
             mat = face.mtl  mats[face.mtl];
             tex = mat  mat.texture;
            
             uv0, uv1, uv2;
             face.uvindices  #face.uvindices >=  
                uv0 = uvs[face.uvindices[]];
                uv1 = uvs[face.uvindices[]];
                uv2 = uvs[face.uvindices[]];
            
            
             trimin = .(
                .(v0.X, v1.X, v2.X),
                .(v0.Y, v1.Y, v2.Y),
                .(v0.Z, v1.Z, v2.Z)
            );
             trimax = .(
                .(v0.X, v1.X, v2.X),
                .(v0.Y, v1.Y, v2.Y),
                .(v0.Z, v1.Z, v2.Z)
            );
            
             startx = .(trimin.X / size) * size;
             starty = .(trimin.Y / size) * size;
             startz = .(trimin.Z / size) * size;
             endx = .(trimax.X / size) * size;
             endy = .(trimax.Y / size) * size;
             endz = .(trimax.Z / size) * size;
            
             x = startx;
             x <= endx 
                 y = starty;
                 y <= endy 
                     z = startz;
                     z <= endz 
                         boxcenter = .(x + size / , y + size / , z + size / );
                        
                         (boxcenter, boxhalfsize, v0, v1, v2) 
                             color = mat  mat.color  .(, , );
                            
                             tex  uv0  uv1  uv2 
                                 u, v, w = (boxcenter, v0, v1, v2);
                                 uvcoord = uv0 * u + uv1 * v + uv2 * w;
                                color = (tex, uvcoord.X, uvcoord.Y);
                            
                            
                             key = .(, x, y, z);
                            voxmap[key] = {pos = .(x, y, z), color = color};
                        
                        
                        z = z + size;
                    
                    y = y + size;
                
                x = x + size;
            
        
        
         fidx %  ==  
            (, fidx, , #faces);
            .();
        
    
    
     voxmap;


  ()
      (objfile) 
        ();
        ;
    
    
    ();
     objdata = (objfile);
     verts, uvs, faces = (objdata);
    
     mats = {};
     (mtlfile) 
        ();
         mtldata = (mtlfile);
        mats = (mtldata);
    
    
    ();
     voxmap = (verts, uvs, faces, mats, voxsize);
    
     voxlist = {};
     _, vox  voxmap 
        .(voxlist, vox);
    
    
    (, #voxlist, );
    
    waitingforparts = ;
    
     i, vox  voxlist 
         worldpos = offset + vox.pos;
        createdparts = {};
        
        buildevt:(, , worldpos);
        
         timeout = ;
         #createdparts ==   timeout <  
            .();
            timeout += ;
        
        
         #createdparts >  
            buildevt:(, {createdparts[]}, vox.color);
        
        
         i %  ==  
            (, i, , #voxlist);
            .();
        
    
    
    waitingforparts = ;
    ();


();