VertexAnimation/Runtime/Scripts/ModelBaker/MeshLodGenerator.cs

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using UnityEngine;
namespace TAO.VertexAnimation
{
public static class MeshLodGenerator
{
public static Mesh[] GenerateLOD(this Mesh mesh, int lods, float[] quality)
{
Mesh[] lodMeshes = new Mesh[lods];
for (int lm = 0; lm < lodMeshes.Length; lm++)
{
lodMeshes[lm] = mesh.Copy();
// Only simplify when needed.
if (quality[lm] < 1.0f)
{
lodMeshes[lm] = lodMeshes[lm].Simplify(quality[lm]);
}
lodMeshes[lm].name = string.Format("{0}_LOD{1}", lodMeshes[lm].name, lm);
}
return lodMeshes;
}
public static Mesh[] GenerateLOD(this Mesh mesh, int lods, AnimationCurve qualityCurve)
{
float[] quality = new float[lods];
for (int q = 0; q < quality.Length; q++)
{
quality[q] = qualityCurve.Evaluate(1f / quality.Length * q);
}
return GenerateLOD(mesh, lods, quality);
}
}
}