Deltarune (Chapter 4) script viewer

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gml_Object_obj_hsv_shifter_Draw_0

(view raw script w/o annotations or w/e)
1 
if (!surface_exists(surf_recolour))
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    surf_recolour = surface_create(640, 480);
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surface_set_target(surf_recolour);
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draw_clear_alpha(c_black, 0);
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shader_set(shd_hsv_transform);
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shader_set_uniform_f(u_hsv, hue, sat, val);
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draw_surface(application_surface, 0, 0);
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shader_reset();
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surface_reset_target();
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var rem = gpu_get_blendenable();
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gpu_set_blendenable(false);
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draw_surface(surf_recolour, camerax(), cameray());
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gpu_set_blendenable(rem);