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