Method makeIsland

samples/FallingGears/src/SceneController.cpp:187–215

}

shared_ptr<Island> SceneController::makeIsland()
{
	const float baseHeight = randFloat( 70, 110 );
	const float topHeight = randFloat( 70, 90 );
	const float baseWidth = 140;
	const float topWidth = 8;

	auto island = make_shared<Island>( mAudio );
	island->mOuterVerts = calcNextOuterBumperVerts( baseHeight, topHeight, baseWidth, topWidth );
	island->mInnerVerts = calcInnerBumperVerts( baseHeight, topHeight, baseWidth );
	island->setupGeometry();

	vector<b2Vec2> vertsBox2d;

	for( size_t i = 0; i < island->mOuterVerts.size(); i++ )
		vertsBox2d.emplace_back( pointsToMeters( island->mOuterVerts[i].x ), pointsToMeters( island->mOuterVerts[i].y ) );

	b2PolygonShape polygon;
	polygon.Set( vertsBox2d.data(), vertsBox2d.size() );

	b2BodyDef islandBodyDef;
	islandBodyDef.type = b2_kinematicBody;

	island->mBody = box2d::makeBodyShared( mWorld.get(), islandBodyDef );
	island->mBody->CreateFixture( &polygon, 0.0f );
	island->mBody->SetUserData( island.get() );

	return island;
}

void SceneController::addGear( const vec2 &pos )
{