spirithack.lua

local SW = {}

SW.Enabled = false
SW.ViewOrigin = Vector( 0, 0, 0 )
SW.ViewAngle = Angle( 0, 0, 0 )
SW.Velocity = Vector( 0, 0, 0 )

function SW.CalcView( ply, origin, angles, fov )
    if ( !SW.Enabled ) then return end
    if ( SW.SetView ) then
        SW.ViewOrigin = origin
        SW.ViewAngle = angles

        SW.SetView = false
    end
    return { origin = SW.ViewOrigin, angles = SW.ViewAngle }
end
hook.Add( "CalcView", "SpiritWalk", SW.CalcView )

function SW.CreateMove( cmd )
    if ( !SW.Enabled ) then return end

    // Add and reduce the old velocity.
    local time = FrameTime()
    SW.ViewOrigin = SW.ViewOrigin + ( SW.Velocity * time )
    SW.Velocity = SW.Velocity * 0.95

    // Rotate the view when the mouse is moved.
    local sensitivity = 0.022
    SW.ViewAngle.p = math.Clamp( SW.ViewAngle.p + ( cmd:GetMouseY() * sensitivity ), -89, 89 )
    SW.ViewAngle.y = SW.ViewAngle.y + ( cmd:GetMouseX() * -1 * sensitivity )

    // What direction we're going to move in.
    local add = Vector( 0, 0, 0 )
    local ang = SW.ViewAngle
    if ( cmd:KeyDown( IN_FORWARD ) ) then add = add + ang:Forward() end
    if ( cmd:KeyDown( IN_BACK ) ) then add = add - ang:Forward() end
    if ( cmd:KeyDown( IN_MOVERIGHT ) ) then add = add + ang:Right() end
    if ( cmd:KeyDown( IN_MOVELEFT ) ) then add = add - ang:Right() end
    if ( cmd:KeyDown( IN_JUMP ) ) then add = add + ang:Up() end
    if ( cmd:KeyDown( IN_DUCK ) ) then add = add - ang:Up() end

    // Speed.
    add = add:GetNormal() * time * 500
    if ( cmd:KeyDown( IN_SPEED ) ) then add = add * 2 end

    SW.Velocity = SW.Velocity + add

    // This stops us looking around crazily while spiritwalking.
    if ( SW.LockView == true ) then
        SW.LockView = cmd:GetViewAngles()
    end
    if ( SW.LockView ) then
        cmd:SetViewAngles( SW.LockView )
    end

    // This stops us moving while spiritwalking.
    cmd:SetForwardMove( 0 )
    cmd:SetSideMove( 0 )
    cmd:SetUpMove( 0 )
end
hook.Add( "CreateMove", "SpiritWalk", SW.CreateMove )

function SW.Toggle()
    SW.Enabled = !SW.Enabled
    SW.LockView = SW.Enabled
    SW.SetView = true

    local status = { [ true ] = "ON", [ false ] = "OFF" }
    print( "SpiritWalk " .. status[ SW.Enabled ] )
end
concommand.Add( "sw_toggle", SW.Toggle )

concommand.Add( "sw_pos", function() print( SW.ViewOrigin ) end )