Texture2D PackTexture(Vector2Int resolution, Texture2D red, Texture2D green, Texture2D blue, Texture2D alpha)
{
if (!PackerShader)
{
Debug.LogWarning(log_prefix + "Packer shader is missing or invalid. Can't pack textures.");
return(null);
}
// Setup Material
var mat = new Material(PackerShader);
mat.SetTexture("_Red", red);
mat.SetTexture("_Green", green);
mat.SetTexture("_Blue", blue);
mat.SetTexture("_Alpha", alpha);
// Create texture and render to it
var tex = new Texture2D(resolution.x, resolution.y);
tex.BakeMaterialToTexture(mat);
// Cleanup
PoiHelpers.DestroyAppropriate(mat);
return(tex);
}
