void PlayState::init()
{
_snake = new Snake();
_apple = new RectangleShape();
music.openFromFile("data/FreeKO_Fame.ogg");
music.setLoop(true);
music.setRelativeToListener(true);
_apple->setSize(Vector2f((float)Game::APPLE_SIZE, (float)Game::APPLE_SIZE));
_apple->setPosition(getRandomPosition()*(float)Game::APPLE_SIZE);
setAppleFillColor();
setBackground();
mapBounds = FloatRect(0, 0, Game::SCRN_WIDTH, Game::SCRN_HEIGHT);
transparentBackgroundLayer.setPosition(Vector2f(0,0));
transparentBackgroundLayer.setSize(Vector2f(Game::SCRN_WIDTH, Game::SCRN_HEIGHT));
transparentBackgroundLayer.setFillColor(Color(0, 0, 0, 0));
music.setVolume(40.f);
music.play();
clock.restart();
}
void ImplAlignandum::shuffle( unsigned int num_iterations,
Position window_size)
{
if (window_size == 0)
window_size = getLength();
Position first_from = getFrom();
for (unsigned x = 0; x < num_iterations; ++x)
{
Position i,j;
Position to = getTo();
while (to > first_from )
{
Position from = to - window_size;
if (from < 0)
{
from = 0;
window_size = to;
}
for (i = to - 1; i >= from; --i)
{
j = to - getRandomPosition(window_size) - 1;
swap( i, j );
}
to -= window_size;
}
}
}
void PlayState::update()
{
if (clock.getElapsedTime().asMilliseconds() > 125 && !endOfGame)
{
if (doesFailureOccurs())
{
endOfGame = true;
return;
}
setAppleFillColor();
_snake->Move();
if (_snake->GetHeadFloatRect() == _apple->getGlobalBounds())
{
_apple->setPosition(getRandomPosition()*(float)Game::APPLE_SIZE);
_snake->AddBodyPart();
}
clock.restart();
}
else if (endOfGame)
handleFailure();
}
bool MazeEnv::reset(){
position = getRandomPosition();
lastStartPos = position;
ntries = 0;
isExploitExperiment = false;
return true;
}
Asteroid::Asteroid()
: m_StartPosition(getRandomPosition())
, m_Velocity(getRandomVelocity())
, m_RotationSpeed(getRandomRotationSpeed())
, m_Speed(getRandomSpeed())
, m_Type(getRandomType())
, m_HasBeenStruck(false)
{
setupSprite();
setupShape();
}
Sprite* Stratosphere::createCloud()
{
std::string filename = JsonReader::getInstance()->getPathFromJson("cloud");
auto cloud = Sprite::createWithSpriteFrameName(filename);
cloud->setPosition(getRandomPosition().x, getRandomPosition().y);
float *speed = new float(this->getRandomSpeed());
cloud->setUserData(speed);
#if 0
CCLOG("%s:%f", "cloud position!!!", cloud->getPosition().x);
CCLOG("%f:random scale", this->getRandomScale());
CCLOG("%s:%f", "cloud speed!", *(float*)(cloud->getUserData()));
#endif
cloud->setScale(this->getRandomScale());
cloud->setOpacity(this->getRandomOpacity());
//cloud->setRotation(this->getRandomRotation());
return cloud;
}
bool MazeEnv::nextTrial() {
isExploitExperiment = !isExploitExperiment;
ntries = 0;
if (isExploitExperiment) {
position = lastStartPos;
} else {
position = getRandomPosition();
lastStartPos = position;
}
return true;
}
//添加ufo
void UfoLayer::addUfo(float dt)
{
int isaddufo = (int)(CCRANDOM_0_1()*2);
do
{
CC_BREAK_IF(isaddufo);
//随机生成ufo
int type = (int)(CCRANDOM_0_1()*2+1);
String* ufoName = String::createWithFormat("ufo%d.png", type);
auto ufoSprite = Sprite::createWithSpriteFrameName(ufoName->getCString());
this->addChild(ufoSprite, 5, type);
this->ufoMove(ufoSprite, getRandomPosition(ufoSprite->getContentSize()));
//添加到ufo管理容器中去
_ufoVector.pushBack(ufoSprite);
}while(0);
}
void Snowflake::nextFrame()
{
if (this->position.y < -0.63)
{
this->terrain->setCollision(this->position.x, this->position.z);
// The particle has reached the end of its lifetime. Rather than kill it
// and have to add a new one to the scene (and have the memory overhead)
// this one can just respawn randomly again (giving the same effect)
this->position = getRandomPosition();
}
else
{
// Move the position by a given speed
this->position.y -= 0.01;
}
}
void Stratosphere::cloudScroll()
{
for (auto cloud : this->cloudVector) {
cloud->setPositionX(cloud->getPositionX() - *(float*)(cloud->getUserData()));
#if 0
CCLOG("%s:%f", "cloud position", cloud->getPosition().x);
#endif
if (cloud->getPositionX() < -(cloud->getContentSize().width)) {
Point nextPosition = getRandomPosition();
cloud->setPosition(visibleSize.width + nextPosition.x, nextPosition.y);
*(float*)(cloud->getUserData()) = this->getRandomSpeed();
cloud->setScale(getRandomScale());
cloud->setOpacity(getRandomOpacity());
}
}
}
Vector3 CircularAreaShapeImplementation::getRandomPosition(const Vector3& origin, float minDistance, float maxDistance) {
Vector3 position;
bool found = false;
int retries = 5;
while (!found && retries-- > 0) {
float distance = System::random((int)(maxDistance - minDistance)) + minDistance;
float angle = System::random(360) * Math::DEG2RAD;
position.set(origin.getX() + distance * Math::cos(angle), 0, origin.getY() + distance * Math::sin(angle));
found = containsPoint(position);
}
if (!found)
return getRandomPosition();
return position;
}
CDotOverlord::CDotOverlord(void)
{
maxDots = MAX_DOTS;
CFlockingDot * tempDot;
for(int i = 0; i < maxDots; i++)
{
tempDot = new CFlockingDot();
setRandomColor((CFlockingDot&)*tempDot);
tempDot->position = getRandomPosition(2000,1400);
tempDot->velocity.x = getRandom(1,2);
tempDot->velocity.y = getRandom(1,2);
if((getRandom(0, 3) % 3) == 0)
{
tempDot->velocity.x*=-1;
}
if((getRandom(0, 3) % 3) == 0)
{
tempDot->velocity.y*=-1;
}
tempDot->maxSpeed = getRandom(3, 12);
tempDot->maxForce = getRandom(1, 3);
//tempDot->drawTrails = true;
dots.push_back(tempDot);
if((getRandom(0, 5) % 5) == 0)
{
int rdot = getRandom(0, dots.size()-1);
tempDot->setSeek(dots[rdot]);
tempDot->drawTrails = true;
setRandomColor((CFlockingDot&)*tempDot);
}
tempDot->wander();
tempDot->wander();
cout << tempDot->position.toString() << endl;
}
}
Data::Node* GraphSerializer::createNode( QString id, QString data )
{
nodeIdMap.insert( id, nodeIdSeq++ );
return new Data::Node( nodeIdMap.value( id ), data, types->at( 0 ), 0, NULL, getRandomPosition() );
}
Snowflake::Snowflake(Terrain* t, Camera* camera) : Bone(getCircle())
{
this->terrain = t;
this->position = getRandomPosition(false);
this->camera = camera;
}
