45 lines
1.3 KiB
GDScript
45 lines
1.3 KiB
GDScript
tool
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extends MMGenBase
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class_name MMGenBuffer
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var texture : ImageTexture = ImageTexture.new()
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func _ready():
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if !parameters.has("size"):
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parameters.size = 4
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func get_type():
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return "buffer"
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func get_type_name():
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return "Buffer"
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func get_parameter_defs():
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return [ { name="size", type="size", first=4, last=11, default=4 } ]
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func get_input_defs():
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return [ { name="in", type="rgba" } ]
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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 source = get_source(0)
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if source != null:
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print(parameters.size)
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var status = source.generator.render(source.output_index, context.renderer, pow(2, 4+parameters.size))
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while status is GDScriptFunctionState:
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status = yield(status, "completed")
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if status:
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var image : Image = context.renderer.get_texture().get_data()
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texture.create_from_image(image)
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texture.flags = 0
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var rv = { defs="" }
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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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var texture_name = name+"_tex"
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rv.code = "vec4 %s_%d = texture(%s, %s);\n" % [ name, variant_index, texture_name, uv ]
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rv.rgba = "%s_%d" % [ name, variant_index ]
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rv.textures = { texture_name:texture }
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return rv |