2007-08-11 21:59:48 +02:00
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function render_frame(f, t)
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local surf = f.create_cairo_surface()
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2007-08-13 16:56:02 +02:00
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--raster.gaussian_blur(surf, t)--1+(1-math.cos(t*10))*2)
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--raster.invert(surf)
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2007-08-15 02:20:11 +02:00
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--raster.separable_filter(surf, {-1, 3, -1}, 1)
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2007-08-15 03:08:31 +02:00
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--raster.directional_blur(surf, t, t/10)
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raster.radial_blur(surf, 200, 200, t/60)
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2007-08-11 21:59:48 +02:00
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f.overlay_cairo_surface(surf, 0, 0)
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end
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