void Scene::renderHPBar() {

	// koniec gry, brak zdrowia
	if (Player::HP <= Player::minHP) {
		//gameOver = true;
	}

	glMatrixMode(GL_PROJECTION);
	glPushMatrix();
	glLoadIdentity();
	gluOrtho2D(0, 100, 0, 100);
	glDisable(GL_LIGHTING);
	glDisable(GL_CULL_FACE);

	glBegin(GL_QUADS);
	glColor3f(1, 0, 0);
	glVertex2f(2, 97);
	glVertex2f(2, 95);
	glVertex2f(2 + 30 * (Player::HP / Player::maxHP), 95);
	glVertex2f(2 + 30 * (Player::HP / Player::maxHP), 97);

	glColor3f(0, 0, 0);
	glVertex2f(2 + 30 * (Player::HP / Player::maxHP), 97);
	glVertex2f(2 + 30 * (Player::HP / Player::maxHP), 95);
	glVertex2f(32, 95);
	glVertex2f(32, 97);
	/*
	glColor3f(0, 0.3, 0);
	glVertex2f(1, 98);
	glVertex2f(1, 94);
	glVertex2f(33, 94);
	glVertex2f(33, 98);
	*/
	glEnd();

	glEnable(GL_LIGHTING);
	glEnable(GL_CULL_FACE);
	glPopMatrix();
	glMatrixMode(GL_MODELVIEW);
}