mirror of
https://github.com/lifestorm/wnsrc.git
synced 2025-12-16 21:33:46 +03:00
175 lines
3.3 KiB
Lua
175 lines
3.3 KiB
Lua
--[[
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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 MenuGradient = Material( "html/img/gradient.png", "nocull smooth" )
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local FreeMaterial = nil
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local function CreateBackgroundMaterial( path )
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if ( FreeMaterial ) then
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FreeMaterial:SetDynamicImage( path )
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local ret = FreeMaterial
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FreeMaterial = nil
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return ret
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end
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return DynamicMaterial( path, "0100010" ) -- nocull smooth
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end
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local function FreeBackgroundMaterial( mat )
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if ( FreeMaterial ) then
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MsgN( "Warning! Menu shouldn't be releasing a material when one is already queued for use!" )
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end
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FreeMaterial = mat
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end
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local Images = {}
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local Active = nil
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local Outgoing = nil
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local function Think( tbl )
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tbl.Angle = tbl.Angle + ( tbl.AngleVel * FrameTime() )
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tbl.Size = tbl.Size + ( ( tbl.SizeVel / tbl.Size) * FrameTime() )
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if ( tbl.AlphaVel ) then
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tbl.Alpha = tbl.Alpha - tbl.AlphaVel * FrameTime()
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end
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if ( tbl.DieTime > 0 ) then
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tbl.DieTime = tbl.DieTime - FrameTime()
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if ( tbl.DieTime <= 0 ) then
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ChangeBackground()
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end
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end
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end
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local function Render( tbl )
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if ( !tbl.mat ) then return end
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surface.SetMaterial( tbl.mat )
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surface.SetDrawColor( 255, 255, 255, tbl.Alpha )
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local w = ScrH() * tbl.Size * tbl.Ratio
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local h = ScrH() * tbl.Size
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local x = ScrW() * 0.5
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local y = ScrH() * 0.5
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surface.DrawTexturedRectRotated( x, y, w, h, tbl.Angle )
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end
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local function ShouldBackgroundUpdate()
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return !IsInGame() && !IsInLoading()
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end
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function DrawBackground()
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if ( ShouldBackgroundUpdate() ) then
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if ( Active ) then
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Think( Active )
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Render( Active )
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end
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if ( Outgoing ) then
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Think( Outgoing )
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Render( Outgoing )
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end
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end
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surface.SetMaterial( MenuGradient )
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surface.SetDrawColor( 255, 255, 255, 255 )
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surface.DrawTexturedRect( 0, 0, 1024, ScrH() )
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end
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function ClearBackgroundImages( img )
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Images = {}
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end
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function AddBackgroundImage( img )
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table.insert( Images, img )
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end
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local LastGamemode = "none"
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function ChangeBackground( currentgm )
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if ( !ShouldBackgroundUpdate() ) then return end -- Don't try to load new images while in-game or loading
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if ( currentgm && currentgm == LastGamemode ) then return end
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if ( currentgm ) then LastGamemode = currentgm end
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local img = table.Random( Images )
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if ( !img ) then
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print( "No main menu backgrounds found!" )
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return
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end
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-- We just rolled the same image, no thank you, reroll
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if ( Active && img == Active.Name && #Images > 1 ) then
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ChangeBackground()
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return
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end
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if ( Outgoing ) then
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FreeBackgroundMaterial( Outgoing.mat )
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Outgoing.mat = nil
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end
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Outgoing = Active
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if ( Outgoing ) then
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Outgoing.AlphaVel = 255
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end
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local mat = CreateBackgroundMaterial( img )
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if ( !mat || mat:IsError() ) then
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print( "Failed to create material for background ", img )
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table.RemoveByValue( Images, img )
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ChangeBackground()
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return
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end
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Active = {
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Ratio = mat:GetInt( "$realwidth" ) / mat:GetInt( "$realheight" ),
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Size = 1,
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Angle = 0,
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AngleVel = -( 5 / 30 ),
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SizeVel = 0.3 / 30,
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Alpha = 255,
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DieTime = 30,
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mat = mat,
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Name = img
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}
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if ( Active.Ratio < ScrW() / ScrH() ) then
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Active.Size = Active.Size + ( ( ScrW() / ScrH() ) - Active.Ratio )
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end
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end
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