initial commit

aghanim_singleplayer/scripts/vscripts/aghanim_utility_functions.lua

@@ -0,0 +1,111 @@
+function GetAliveHeroesInRoom( )
+
+	local heroes = {}
+	for nPlayerID = 0, ( DOTA_MAX_TEAM_PLAYERS - 1 ) do
+		if PlayerResource:GetTeam( nPlayerID ) == DOTA_TEAM_GOODGUYS then
+			local hPlayerHero = PlayerResource:GetSelectedHeroEntity( nPlayerID )
+			if hPlayerHero and hPlayerHero:IsAlive() and GameRules.Aghanim:GetCurrentRoom():IsInRoomBounds( hPlayerHero:GetAbsOrigin() ) then
+				table.insert( heroes, hPlayerHero )
+			end
+		end
+	end
+
+	return heroes
+
+end
+
+function GetAliveHeroes( )
+
+	local heroes = {}
+	for nPlayerID = 0, ( DOTA_MAX_TEAM_PLAYERS - 1 ) do
+		if PlayerResource:GetTeam( nPlayerID ) == DOTA_TEAM_GOODGUYS then
+			local hPlayerHero = PlayerResource:GetSelectedHeroEntity( nPlayerID )
+			if hPlayerHero and hPlayerHero:IsAlive() then
+				table.insert( heroes, hPlayerHero )
+			end
+		end
+	end
+
+	return heroes
+
+end
+
+function FindRandomPointInRoom( vSourcePos, nMinDistance, nMaxDistance )
+
+	local nAttempts = 0
+	local nMaxAttempts = 16
+
+	while nAttempts < nMaxAttempts do
+		local vPos = vSourcePos + RandomVector( RandomFloat( nMinDistance, nMaxDistance ) )
+		if GameRules.Aghanim:GetCurrentRoom():IsValidSpawnPoint( vPos ) then
+			return vPos
+		end
+		nAttempts = nAttempts + 1
+	end
+
+	-- Failed, just return the center of the room, + randomness
+	return GameRules.Aghanim:GetCurrentRoom():GetOrigin() + RandomVector( RandomFloat( 0, 500 ) )
+
+end
+
+function FindPathablePositionNearby( vSourcePos, nMinDistance, nMaxDistance )
+	local vPos = FindRandomPointInRoom( vSourcePos, nMinDistance, nMaxDistance )
+
+	local nAttempts = 0
+	local nMaxAttempts = 7
+
+	while ( ( not GridNav:CanFindPath( vSourcePos, vPos ) ) and ( nAttempts < nMaxAttempts ) ) do
+		vPos = FindRandomPointInRoom( vSourcePos, nMinDistance, nMaxDistance )
+		nAttempts = nAttempts + 1
+	end
+
+	return vPos
+end
+
+---------------------------------------------------------------------------
+
+function LaunchGoldBag( nGoldAmount, vDropPos, vDropTarget )
+
+	local newItem = CreateItem( "item_bag_of_gold", nil, nil )
+	newItem:SetPurchaseTime( 0 )
+	newItem.nGoldAmount = nGoldAmount
+
+	-- curve fitting black magic
+	local flGoldBagScale = 40.63019 + (-0.4869773 - 40.63019)/(1 + math.pow(nGoldAmount/7576116000, 0.1814258))
+	
+	flGoldBagScale = math.min( flGoldBagScale, 3)
+	flGoldBagScale = math.max( flGoldBagScale, 0.7)
+
+	local newItemPhysical = CreateItemOnPositionSync( vDropPos, newItem )
+	newItemPhysical:SetModelScale( flGoldBagScale )
+
+	if vDropTarget == nil then
+		vDropTarget = FindRandomPointInRoom( vDropPos, 100, 150 )
+	end
+
+	newItem:LaunchLoot( true, 75, 0.75, vDropTarget )
+
+	return newItem
+end
+
+--------------------------------------------------------------------------------
+
+function FindRealLivingEnemyHeroesInRadius( nFriendlyTeamNumber, vPosition, flRange )
+
+	local hRealHeroes = {}
+
+	local hEnemies = FindUnitsInRadius( nFriendlyTeamNumber, vPosition, nil, flRange, 
+		DOTA_UNIT_TARGET_TEAM_ENEMY, DOTA_UNIT_TARGET_HERO, 
+		DOTA_UNIT_TARGET_FLAG_NOT_ILLUSIONS, FIND_CLOSEST, false )
+
+	for _,hHero in pairs(hEnemies) do
+		if hHero:IsAlive() and hHero:IsRealHero() and not hHero:IsTempestDouble() and not hHero:IsClone() then
+			table.insert( hRealHeroes, hHero )
+		end
+	end
+
+	return hRealHeroes
+
+end
+
+--------------------------------------------------------------------------------