sh_anim.lua

local ActIndex = {
    [ "pistol" ]         = ACT_HL2MP_IDLE_PISTOL,
    [ "smg" ]             = ACT_HL2MP_IDLE_SMG1,
    [ "grenade" ]         = ACT_HL2MP_IDLE_GRENADE,
    [ "ar2" ]             = ACT_HL2MP_IDLE_AR2,
    [ "shotgun" ]         = ACT_HL2MP_IDLE_SHOTGUN,
    [ "rpg" ]             = ACT_HL2MP_IDLE_RPG,
    [ "physgun" ]         = ACT_HL2MP_IDLE_PHYSGUN,
    [ "crossbow" ]         = ACT_HL2MP_IDLE_CROSSBOW,
    [ "melee" ]         = ACT_HL2MP_IDLE_MELEE,
    [ "slam" ]             = ACT_HL2MP_IDLE_SLAM,
    [ "normal" ]        = ACT_HL2MP_IDLE,
    [ "fist" ]            = ACT_HL2MP_IDLE_FIST,
    [ "melee2" ]        = ACT_HL2MP_IDLE_MELEE2,
    [ "passive" ]        = ACT_HL2MP_IDLE_PASSIVE,
    [ "knife" ]            = ACT_HL2MP_IDLE_KNIFE,
    [ "duel" ]            = ACT_HL2MP_IDLE_DUEL,
    [ "camera" ]        = ACT_HL2MP_IDLE_CAMERA,
    [ "revolver" ]        = ACT_HL2MP_IDLE_REVOLVER
}


--[[---------------------------------------------------------
   Name: SetWeaponHoldType
   Desc: Sets up the translation table, to translate from normal
            standing idle pose, to holding weapon pose.
-----------------------------------------------------------]]
function SWEP:SetWeaponHoldType( t )


    t = string.lower( t )
    local index = ActIndex[ t ]

    if ( index == nil ) then
        Msg( "SWEP:SetWeaponHoldType - ActIndex[ \""..t.."\" ] isn't set! (defaulting to normal)\n" )
        t = "normal"
        index = ActIndex[ t ]
    end


    self.ActivityTranslate = {}
    self.ActivityTranslate [ ACT_MP_STAND_IDLE ]                 = index
    self.ActivityTranslate [ ACT_MP_WALK ]                         = index+1
    self.ActivityTranslate [ ACT_MP_RUN ]                         = index+2
    self.ActivityTranslate [ ACT_MP_CROUCH_IDLE ]                 = index+3
    self.ActivityTranslate [ ACT_MP_CROUCHWALK ]                 = index+4
    self.ActivityTranslate [ ACT_MP_ATTACK_STAND_PRIMARYFIRE ]     = index+5
    self.ActivityTranslate [ ACT_MP_ATTACK_CROUCH_PRIMARYFIRE ] = index+5
    self.ActivityTranslate [ ACT_MP_RELOAD_STAND ]                 = index+6
    self.ActivityTranslate [ ACT_MP_RELOAD_CROUCH ]                 = index+6
    self.ActivityTranslate [ ACT_MP_JUMP ]                         = index+7
    self.ActivityTranslate [ ACT_RANGE_ATTACK1 ]                 = index+8
    self.ActivityTranslate [ ACT_MP_SWIM_IDLE ]                 = index+8
    self.ActivityTranslate [ ACT_MP_SWIM ]                         = index+9

    -- "normal" jump animation doesn't exist
    if t == "normal" then
        self.ActivityTranslate [ ACT_MP_JUMP ] = ACT_HL2MP_JUMP_SLAM
    end

    -- these two aren't defined in ACTs for whatever reason
    if t == "knife" || t == "melee2" then
        self.ActivityTranslate [ ACT_MP_CROUCH_IDLE ] = nil
    end

    self:SetupWeaponHoldTypeForAI( t )


end


-- Default hold pos is the pistol
SWEP:SetWeaponHoldType( "pistol" )


--[[---------------------------------------------------------
   Name: weapon:TranslateActivity( )
   Desc: Translate a player's Activity into a weapon's activity
         So for example, ACT_HL2MP_RUN becomes ACT_HL2MP_RUN_PISTOL
         Depending on how you want the player to be holding the weapon
-----------------------------------------------------------]]
function SWEP:TranslateActivity( act )


    if ( self.Owner:IsNPC() ) then
        if ( self.ActivityTranslateAI[ act ] ) then
            return self.ActivityTranslateAI[ act ]
        end
        return -1
    end


    if ( self.ActivityTranslate[ act ] != nil ) then
        return self.ActivityTranslate[ act ]
    end

    return -1


end