tool extends MMGenBase class_name MMGenTexture """ Base class for texture generators that provide a texture as output """ var texture : ImageTexture = ImageTexture.new() func get_output_defs(): return [ { rgba="" } ] func _get_shader_code(uv : String, output_index : int, context : MMGenContext): var genname = "o"+str(get_instance_id()) var rv = { defs="", code="" } var texture_name = genname+"_tex" var variant_index = context.get_variant(self, uv) if variant_index == -1: variant_index = context.get_variant(self, uv) rv.code = "vec4 %s_%d = texture(%s, %s);\n" % [ genname, variant_index, texture_name, uv ] rv.rgba = "%s_%d" % [ genname, variant_index ] rv.textures = { texture_name:texture } return rv