mirror of
https://github.com/lifestorm/wnsrc.git
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72 lines
3.3 KiB
Lua
72 lines
3.3 KiB
Lua
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--[[
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| This file was obtained through the combined efforts
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| of Madbluntz & Plymouth Antiquarian Society.
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| Credits: lifestorm, Gregory Wayne Rossel JR.,
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| Maloy, DrPepper10 @ RIP, Atle!
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| Visit for more: https://plymouth.thetwilightzone.ru/
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--]]
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local addonName = "Simple Chromatic Aberration Filter"
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-- https://wiki.facepunch.com/gmod/Global.CreateClientConVar
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local pp_scaf_intensity = CreateClientConVar( "pp_scaf_intensity", "3", true, false, "How intense the chromatic aberration will be.", 0, 100 )
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-- https://i.imgur.com/8B3KakB.png
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local pp_scaf_redx = CreateClientConVar( "pp_scaf_redx", "8", true, false, "Mixing of chromatic aberrations in the red channel along the X-axis.", 0, 128 )
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local pp_scaf_redy = CreateClientConVar( "pp_scaf_redy", "4", true, false, "Mixing of chromatic aberrations in the red channel along the Y-axis.", 0, 128 )
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local pp_scaf_greenx = CreateClientConVar( "pp_scaf_greenx", "4", true, false, "Mixing of chromatic aberrations in the green channel along the X-axis.", 0, 128 )
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local pp_scaf_greeny = CreateClientConVar( "pp_scaf_greeny", "2", true, false, "Mixing of chromatic aberrations in the green channel along the Y-axis.", 0, 128 )
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local pp_scaf_bluex = CreateClientConVar( "pp_scaf_bluex", "0", true, false, "Mixing of chromatic aberrations in the blue channel along the X-axis.", 0, 128 )
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local pp_scaf_bluey = CreateClientConVar( "pp_scaf_bluey", "0", true, false, "Mixing of chromatic aberrations in the blue channel along the Y-axis.", 0, 128 )
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local redX, greenX, blueX = 0, 0, 0
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local redY, greenY, blueY = 0, 0, 0
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local floor = math.floor
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local intensity = 0
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hook.Add( "Think", addonName, function()
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intensity = pp_scaf_intensity:GetFloat()
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redX, greenX, blueX = floor( pp_scaf_redx:GetInt() * intensity ), floor( pp_scaf_greenx:GetInt() * intensity ), floor( pp_scaf_bluex:GetInt() * intensity )
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redY, greenY, blueY = floor( pp_scaf_redy:GetInt() * intensity ), floor( pp_scaf_greeny:GetInt() * intensity ), floor( pp_scaf_bluey:GetInt() * intensity )
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end )
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-- https://wiki.facepunch.com/gmod/GM:OnScreenSizeChanged
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local width, height = ScrW(), ScrH()
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hook.Add( "OnScreenSizeChanged", addonName, function()
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width, height = ScrW(), ScrH()
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end )
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-- https://gitspartv.github.io/LuaJIT-Benchmarks/#test1
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local SetMaterial, DrawScreenQuad, DrawScreenQuadEx, UpdateScreenEffectTexture = render.SetMaterial, render.DrawScreenQuad, render.DrawScreenQuadEx, render.UpdateScreenEffectTexture
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local screenEffectTexture, black = render.GetScreenEffectTexture( 0 ), Material( "vgui/black" )
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local red = Material( "color/red" )
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red:SetTexture( "$basetexture", screenEffectTexture )
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local green = Material( "color/green" )
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green:SetTexture( "$basetexture", screenEffectTexture )
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local blue = Material( "color/blue" )
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blue:SetTexture( "$basetexture", screenEffectTexture )
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hook.Add( "RenderScreenspaceEffects", addonName, function()
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if not ix.option.Get("enableChromaticAberration", false) then return end
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UpdateScreenEffectTexture()
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SetMaterial( black )
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DrawScreenQuad()
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SetMaterial( red )
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DrawScreenQuadEx( -redX / 2, -redY / 2, width + redX, height + redY )
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SetMaterial( green )
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DrawScreenQuadEx( -greenX / 2, -greenY / 2, width + greenX, height + greenY )
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SetMaterial( blue )
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DrawScreenQuadEx( -blueX / 2, -blueY / 2, width + blueX, height + blueY )
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end )
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