NarumiSTG_HyperSnowDrifter/script/KevinSystem/kevin_system/Kevin_ItemLib.txt

// Valid types: PIV_100, PIV_250, PIV_500

float universalItemAlpha = GetAreaCommonData("Config", "ItemOpacity", 60);

function CreatePIVItem(itemtype, x, y){

	let PIVItem = CreateItemU1(itemtype, x, y, 0);
	ObjItem_SetDefaultCollectMovement(PIVItem, false);
	ObjItem_SetAutoDelete(PIVItem, false);
	
	ObjMove_SetAngle(PIVItem, 90);
	ObjMove_SetSpeed(PIVItem, -10);
	ObjMove_SetAcceleration(PIVItem, 1);
	ObjMove_SetMaxSpeed(PIVItem, 0);

	ObjItem_SetIntersectionRadius(PIVItem, 60);
	
	ObjRender_SetScaleXYZ(PIVItem, 2);
	ObjRender_SetAlpha(PIVItem, 255*(universalItemAlpha/100));

	return PIVItem;
}

function CreateAmmoItem(x, y){

	let Item = CreateItemU1(SPECIAL_AMMO, x, y, 0);
	ObjItem_SetDefaultCollectMovement(Item, false);
	ObjItem_SetAutoDelete(Item, false);
	
	ObjMove_SetAngle(Item, 90);
	ObjMove_SetSpeed(Item, -10);
	ObjMove_SetAcceleration(Item, 1);
	ObjMove_SetMaxSpeed(Item, 0);

	ObjItem_SetIntersectionRadius(Item, 60);
	
	ObjRender_SetScaleXYZ(Item, 3);
	ObjRender_SetAlpha(Item, 255*(universalItemAlpha/100));

	return Item;
}

// Valid types: POINT_REGULAR, POINT_BHESTIE, POINT_RAINBOW
function CreateScoreItem(itemtype, x, y){

	let ScoreItem = CreateItemU1(itemtype, x + rand(-60, 60), y + rand(-60, 60), 0);
	ObjItem_SetDefaultCollectMovement(ScoreItem, false);
	ObjItem_SetAutoDelete(ScoreItem, false);
	
	ObjItem_SetAutoCollectEnableFlags(ScoreItem, ITEM_AUTOCOLLECT_ALL);
	ObjMove_SetAngle(ScoreItem, 90);
	ObjMove_SetSpeed(ScoreItem, -20);
	ObjMove_SetAcceleration(ScoreItem, 1);
	ObjMove_SetMaxSpeed(ScoreItem, 6);
	
	ObjItem_SetIntersectionRadius(ScoreItem, 64);
	ObjItem_SetRenderScoreEnable(ScoreItem, false);
	
	ObjRender_SetAlpha(ScoreItem, 255*(universalItemAlpha/100));
	ObjRender_SetScaleXYZ(ScoreItem, 3);
	
	/*
	if(itemtype == POINT_RAINBOW){

		if(LoadAreaCommonDataValuePointer("PIV", "ChainGauge", 0) <= 32){
			ObjSprite2D_SetSourceRect(ScoreItem, 608, 256, 640, 288);
		}

		else if(LoadAreaCommonDataValuePointer("PIV", "ChainGauge", 0) > 32 && LoadAreaCommonDataValuePointer("PIV", "ChainGauge", 0) < 64){
			ObjSprite2D_SetSourceRect(ScoreItem, 640, 256, 704, 320);
		}

		else{
			ObjSprite2D_SetSourceRect(ScoreItem, 704, 256, 768, 320);
		}
		
	}
	*/
	
	return ScoreItem;
}

function CreateCancelItem(x, y){

	let CancelItem = CreateItemU1(POINT_CANCEL, x, y, 0);
	ObjItem_SetDefaultCollectMovement(CancelItem, false);
	
	/*async{
		wait(45);
		ObjItem_SetMoveToPlayer(CancelItem, true);
		ObjMove_SetMaxSpeed(CancelItem, 24);
	}*/
	
	ObjItem_SetAutoCollectEnableFlags(CancelItem, ITEM_AUTOCOLLECT_ALL);
	ObjItem_SetRenderScoreEnable(CancelItem, false);
	
	ObjItem_SetIntersectionRadius(CancelItem, 60);
	
	ObjRender_SetScaleXYZ(CancelItem, 0.6, 0.6, 1);
	ObjRender_SetAlpha(CancelItem, 255*(universalItemAlpha/100));
	
	async{
		while(!Obj_IsDeleted(CancelItem)){
		float angz = ObjRender_GetAngleZ(CancelItem);
		ObjRender_SetAngleZ(CancelItem, angz+2);
		yield;
		}
	}

	return CancelItem;
	
}
// Valid types: EXTEND_LIFE, EXTEND_SPELL
function CreateExtendItem(itemtype, x, y){

	let ExtendItem = CreateItemU2(itemtype, x, y, x, y-125, 0);
	ObjItem_SetDefaultCollectMovement(ExtendItem, false);
	//ObjItem_SetMoveToPlayer(ExtendItem, true);
	ObjItem_SetAutoCollectEnableFlags(ExtendItem, ITEM_AUTOCOLLECT_ALL);
	
	ObjMove_SetAngle(ExtendItem, 90);
	ObjMove_SetSpeed(ExtendItem, -20);
	ObjMove_SetAcceleration(ExtendItem, 1);
	ObjMove_SetMaxSpeed(ExtendItem, 0);
	
	ObjRender_SetScaleXYZ(ExtendItem, 1.5, 1.5, 1);
	Obj_SetRenderPriorityI(ExtendItem, 49);
	ObjItem_SetAutoDelete(ExtendItem, false);
	
	/*async{
		wait(30);
		ObjItem_SetMoveToPlayer(ExtendItem, true);
		//ObjMove_SetMaxSpeed(CancelItem, 24);
	}*/
	
	return ExtendItem;
}

// Summoning the actual items

function NonspellItemDrop(scene, x, y){

	if(ObjEnemyBossScene_GetInfo(scene, INFO_PLAYER_SHOOTDOWN_COUNT) == 0){
		loop(14){
			CreateScoreItem(POINT_REGULAR, x+rand(-75, 75), y+rand(-45, 45));
		}
	}
	else{
		loop(8){
			CreateScoreItem(POINT_REGULAR, x+rand(-75, 75), y+rand(-45, 45));
		}
	}
	
}

function SpellItemDrop(scene, x, y){

	if(ObjEnemyBossScene_GetInfo(scene, INFO_PLAYER_SHOOTDOWN_COUNT) == 0 && ObjEnemyBossScene_GetInfo(scene, INFO_PLAYER_SPELL_COUNT) == 0){
		loop(20){
			CreateScoreItem(POINT_BHESTIE, x+rand(-75, 75), y+rand(-45, 45));
		}
		loop(10){
			CreateScoreItem(POINT_REGULAR, x+rand(-75, 75), y+rand(-45, 45));
		}
	}
	else if(ObjEnemyBossScene_GetInfo(scene, INFO_PLAYER_SHOOTDOWN_COUNT) == 0 && ObjEnemyBossScene_GetInfo(scene, INFO_PLAYER_SPELL_COUNT) >> 0){
		loop(12){
			CreateScoreItem(POINT_REGULAR, x+rand(-75, 75), y+rand(-45, 45));
		}
	}
	else{}
	
}