Aegisub/OverLua/docs/test3.lua
Niels Martin Hansen 17f235515e Add raster.separable_filter function.
Originally committed to SVN as r1483.
2007-08-13 14:56:02 +00:00

8 lines
237 B
Lua

function render_frame(f, t)
local surf = f.create_cairo_surface()
--raster.gaussian_blur(surf, t)--1+(1-math.cos(t*10))*2)
--raster.invert(surf)
raster.separable_filter(surf, {-1, 3, -1}, 1)
f.overlay_cairo_surface(surf, 0, 0)
end