Jazz Jackrabbit 2 Online

#pragma name "Weapon Mega: Boomerang"
#pragma require "weaponMega1.mut"
#include "weaponMega.asc"

bool LoadWeaponMega1() {
	if (!SafeToReplaceWeapon(WEAPON::BLASTER))
		return false;
	
	Preset1.behavior = ApplyBoomerang;
	Preset2.behavior = ApplyBoomerang;
	Preset1.special = Preset1.determineCurAnim(AnimSet, 0);
	Preset2.special = Preset2.determineCurAnim(AnimSet, 0);
	Preset1.isBlastable = false; Preset2.isBlastable = false;
	
	return true;
}
const bool WeaponMega1Loaded = LoadWeaponMega1();

void ApplyBoomerang(jjOBJ@ obj) { obj.behavior = Boomerang(obj); obj.behave(); }
class Boomerang : WeaponMega {
	float xSpeed, ySpeed;
	uint counter = 0;
	Boomerang(jjOBJ@ objectOfAttachment) {
		@obj = @objectOfAttachment;
		xSpeed = (obj.xSpeed + obj.var[7] / 65536.f) * 32;
		ySpeed = obj.ySpeed * 32;
		obj.state = STATE::FLY;
	}
	void onBehave(jjOBJ@) override {
		counter += 8;
		
		const float lastX = obj.xPos, lastY = obj.yPos;
		obj.xPos = obj.xOrg + jjSin(counter) * xSpeed;
		obj.yPos = obj.yOrg + jjSin(counter) * ySpeed;
		obj.xSpeed = obj.xPos - lastX;
		obj.ySpeed = obj.yPos - lastY;
		
		obj.frameID = ((jjGameTicks + obj.objectID) / 3) & 7;
		if (obj.frameID >= 4)
			obj.frameID = 7 - obj.frameID;
		obj.curFrame = jjAnimations[obj.curAnim] + obj.frameID;
		
		if (counter >= 512 || maskedPixelAtBullet() || obj.state == STATE::EXPLODE) {
			obj.delete();
			if (obj.creatorType == CREATOR::PLAYER) {
				const jjPLAYER@ play = jjPlayers[obj.creator];
				if (abs(obj.xPos - play.xPos) <= 20 && abs(obj.yPos - play.yPos) <= 20)
					return; //inside shooter; no explosion anim needed
			}
			jjObjects[jjAddObject(OBJECT::EXPLOSION, obj.xPos, obj.yPos, obj.objectID, CREATOR::OBJECT)].curAnim = obj.killAnim;
		} else if (counter == 256 && obj.creatorType == CREATOR::PLAYER) {
			xSpeed = obj.xPos - (obj.xOrg = jjPlayers[obj.creator].xPos);
			ySpeed = obj.yPos - (obj.yOrg = jjPlayers[obj.creator].yPos);
		}
	}
	void onDraw(jjOBJ@) override {
		jjDrawRotatedSpriteFromCurFrame(obj.xPos, obj.yPos, obj.curFrame, getBulletAngle(), getBulletDirection(), 1, SPRITE::SINGLEHUE, !isPowerup() ? 65 : 72);
	}
}