Method onTouchesBegan

tests/cpp-tests/Source/ShaderTest/ShaderTest2.cpp:570–584

}

void EffectSpriteLamp::onTouchesBegan(const std::vector<Touch*>& touches, Event* unused_event)
{
    for (auto&&item : touches)
    {
        auto touch         = item;
        auto s             = Director::getInstance()->getWinSize();
        Point loc_winSpace = touch->getLocationInView();
        _lightSprite->setPosition(Vec2(loc_winSpace.x, s.height - loc_winSpace.y));
        Vec3 pos(loc_winSpace.x, loc_winSpace.y, 50);
        Mat4 mat = _sprite->getNodeToWorldTransform();
        Point lightPosInLocalSpace =
            PointApplyAffineTransform(Vec2(pos.x, pos.y), _sprite->getWorldToNodeAffineTransform());
        ((EffectNormalMapped*)_effect)->setLightPos(Vec3(lightPosInLocalSpace.x, lightPosInLocalSpace.y, 50.0f));
    }
}

void EffectSpriteLamp::onTouchesMoved(const std::vector<Touch*>& touches, Event* unused_event)
{