# Upgrade Is Allowed For Player

Grammar — inUpgrade is allowed for player inPlayer
Flags — Native | Function

Returns true if an upgrade is allowed for the specified player. Use “Allow/Disallow Upgrade For Player” to modify this.

# Arguments

• int — Player
• string [ gamelink::Upgrade ] — Upgrade

Returns — bool

native bool TechTreeUpgradeIsAllowed(
	int player,
	string upgradeType,
);

# Related

Category: Tech Tree / Individual Restrictions

• [F] — bool — Specific Requirements Are Enabled For Player — ( TechTreeSpecificRequirementEnabled )
• [F] — void — Enable/Disable SpecificTech Tree Requirements — ( TechTreeSpecificRequirementEnable )
• [F] — void — Allow/Disallow Behavior For Player — ( TechTreeBehaviorAllow )
• [F] — void — Allow/Disallow Ability For Player — ( TechTreeAbilityAllow )
• [F] — void — Allow/Disallow Unit For Player — ( TechTreeUnitAllow )
• [F] — void — Allow/Disallow Upgrade For Player — ( TechTreeUpgradeAllow )
• [F] — bool — Ability Is Allowed For Player — ( TechTreeAbilityIsAllowed )
• [F] — bool — Behavior Is Allowed For Player — ( TechTreeBehaviorIsAllowed )
• [F] — bool — Unit Is Allowed For Player — ( TechTreeUnitIsAllowed )
• [F] — bool — Upgrade Is Allowed For Player — ( TechTreeUpgradeIsAllowed )
• [F] — void — Add Upgrade Level For Player — ( TechTreeUpgradeAddLevel )
• [F] — void — Set Upgrade Level For Player — ( libNtve_gf_SetUpgradeLevelForPlayer )
• [F] — void — Set Production Cap For Player — ( TechTreeSetProduceCap )
• [F] — int — Production Cap For Player — ( TechTreeGetProduceCap )

# Examples

# campaigns/voidstory.sc2campaign

— VoidCampaignLib.galaxy

// L1506
TechTreeUpgradeIsAllowed(1, "ProtossAirWeaponsLevel1")

# campaigns/voidstory.sc2campaign

— VoidCampaignMissionLib.galaxy

// L3477
TechTreeUpgradeIsAllowed(1, "ProtossAirWeaponsLevel1")