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Unweld.js
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2003-05-30
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32 lines
//////////////////////////////////////////////////////////////////////////////
// Unweld.js
// Sample script for the msToolJS plugin. Unwelds all vertices in a model.
// Before running this script, make sure 'Auto Smooth' is selected!
// By Ulf ╓hlΘn
for(im=0; im<model.meshes.length; im++)
{
var mesh = model.meshes[im];
var oldVx = null;
var newVx = null;
var oldVxCount = mesh.vertices.length; // Original vertex count
write("Unwelding mesh " + mesh.name + " ... ");
for(it=0; it<mesh.triangles.length; it++)
{
tri = mesh.triangles[it];
// For each triangle, add 3 new vertices and remap the triangle's vertex indices
for(i=0; i<3; i++)
{
oldVx = mesh.vertices[tri.vertexIndices[i]];
newVx = new Vertex(oldVx.vertex.x, oldVx.vertex.y, oldVx.vertex.z, oldVx.u, oldVx.v, oldVx.boneIndex, oldVx.flags);
tri.vertexIndices[i] = mesh.vertices.length-oldVxCount;
mesh.vertices.push(newVx);
}
}
if(mesh.vertices.length>0)
mesh.vertices.erase(0, oldVxCount); // Delete old vertices
write("" + mesh.vertices.length + " vertices OK\n");
}