53 lines
1.0 KiB
GDScript3
53 lines
1.0 KiB
GDScript3
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extends ImageScript
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func _get_param_list():
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var default_curve = Curve.new()
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default_curve.add_point(Vector2.ZERO, 1, 1)
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default_curve.add_point(Vector2.ONE, 1, 1)
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return [
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[
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"Red",
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SCRIPT_PARAM_RESOURCE,
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default_curve.duplicate(),
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"Curve",
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],
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[
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"Green",
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SCRIPT_PARAM_RESOURCE,
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default_curve.duplicate(),
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"Curve",
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],
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[
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"Blue",
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SCRIPT_PARAM_RESOURCE,
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default_curve.duplicate(),
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"Curve",
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],
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[
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"Alpha",
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SCRIPT_PARAM_RESOURCE,
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default_curve.duplicate(),
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"Curve",
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],
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]
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func _get_image(new_image, selection):
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var r_curve = get_param("Red")
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var g_curve = get_param("Green")
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var b_curve = get_param("Blue")
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var a_curve = get_param("Alpha")
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var pix : Color
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for i in new_image.get_width():
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for j in new_image.get_width():
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if !selection.get_bit(i, j): continue
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pix = new_image.get_pixel(i, j)
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pix.r = r_curve.sample(pix.r)
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pix.g = g_curve.sample(pix.g)
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pix.b = b_curve.sample(pix.b)
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pix.a = a_curve.sample(pix.a)
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new_image.set_pixel(i, j, pix)
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return new_image
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