func (gm *GeoMipMap) buildLODIndices(dev g3.GraphicsDevice) {
gm.lodIndices = make([][]g3.IndexBuffer, numCrackTypes)
for i, _ := range gm.lodIndices {
gm.lodIndices[i] = make([]g3.IndexBuffer, gm.maxLOD)
}
indicesChannel := make(chan generatedLODIndices)
numMipMaps := createAllLODIndices(gm.maxLOD, indicesChannel)
for i := uint(0); i < numMipMaps; i++ {
c := <-indicesChannel
gm.lodIndices[c.crackIndex][c.lod] = dev.NewIndexBuffer(c.indices)
}
}
