本文整理汇总了C++中Turtle类的典型用法代码示例。如果您正苦于以下问题：C++ Turtle类的具体用法？C++ Turtle怎么用？C++ Turtle使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Turtle类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: drawPolygon
void drawPolygon(Turtle& turtle, double size, int sides) {
double angle = 360.0 / sides;
for (int count = 0; count < sides; count++) {
turtle.forward(size);
turtle.left(angle);
}
}示例2: Vec3f
void TreeGeneratorApp::update()
{
screenRotation += (dRotation-screenRotation) / 16.0f;
Vec3f centerOfEverything = Vec3f(0,0,0);
if(turtles.size()>0){
for(int i=0;i<turtles.size();i++){
centerOfEverything += turtles.at(i).curPos;
}
}
centerOfEverything /= turtles.size();
// console() << "CENTER: " << centerOfEverything.x << ", " << centerOfEverything.y << "." << endl;
for(int i=0;i<turtles.size();i++) {
turtles.at(i).update();
if(turtles.at(i).forwardVelocity<0.05f && turtles.at(i).forwardVelocity>0.0f){
turtles.at(i).forwardVelocity=0.0f;
for(int j=0;j<2;j++){
if(turtles.size()<maxNum){
Turtle newTurtle = Turtle();
newTurtle.setup(turtles.at(i).curPos,centerOfEverything);
turtles.push_back(newTurtle);
}
}
}
}
}示例3: drawSpiral
void drawSpiral(Turtle& turtle, double size) {
while (size < 1.25) {
turtle.forward(size);
turtle.right(15);
size = size * 1.02;
}
}示例4: rand
void ObjectFactory::spawnSeaCreature(float xPos, float yPos,vector<Station*> *ships)
{
int seaCreatureSpawnNum = rand() % 7;
int rotation = rand() % 360;
switch (seaCreatureSpawnNum)
{
case 0:
ships->push_back( new Whale(xPos, yPos, rotation));
break;
case 1:
ships->push_back( new Hydra(xPos, yPos, rotation));
break;
case 2:
ships->push_back( new Jellyfish(xPos, yPos, rotation));
break;
case 3:
ships->push_back( new Octopus(xPos, yPos, rotation));
break;
case 4:
ships->push_back( new Squid(xPos, yPos, rotation));
break;
case 5:
ships->push_back( new Serpent(xPos, yPos, rotation));
break;
case 6:
Turtle* myTurtle = new Turtle(xPos ,yPos,rotation);
Helm* helm = new Helm(0, 10, 32, TextureManager::getManager()->helm,myTurtle);
myTurtle->getHelms()->push_back(helm);
ships->push_back(myTurtle);
break;
}
}示例5: drawStar
void drawStar(Turtle& turtle, double size, int sides) {
for (int i = 0; i < sides; i++) {
turtle.forward(size);
turtle.right(360.0 / sides);
turtle.forward(size);
turtle.left(2 * 360.0 / sides);
}
}示例6: drawRosette
void drawRosette(Turtle& turtle, double size, int squares) {
double angle = 360.0 / squares;
for (int i = 0; i < squares; i++) {
for (int j = 0; j < 4; j++) {
turtle.forward(size);
turtle.right(90);
}
turtle.right(angle);
}
}示例7: Turtle
Turtle* Turtle::create() {
Turtle *sprite = new Turtle();
if (sprite && sprite->initWithFile("turtle_1.png")){
sprite->setup();
sprite->autorelease();
return sprite;
}
CC_SAFE_DELETE(sprite);
return nullptr;
}示例8: kochSnowflake
// Use Koch fractal to draw a "snowflake"
void kochSnowflake(Turtle& turtle, int level, double size) {
double angle = 60;
turtle.left(angle);
koch(turtle, level, size, angle);
turtle.right(angle);
turtle.right(angle);
koch(turtle, level, size, angle);
turtle.right(angle);
turtle.right(angle);
koch(turtle, level, size, angle);
}示例9: main
int main(){
Pig pig;
Turtle turtle;
pig.eat();
pig.sleep();
pig.climb();
turtle.swim();
turtle.drool();
return 0;
}示例10: symetric_star
void symetric_star(int number_of_sides, const int IMAGE_SIZE, std::string file_name){
Turtle turtle (IMAGE_SIZE/2,IMAGE_SIZE/2,IMAGE_SIZE);
int angle = 180 - 180/number_of_sides;
turtle.pendown();
for (int x = 0; x < number_of_sides; ++x)
{
turtle.left(angle);
turtle.forward(5);
}
turtle.save(file_name);
}示例11: drawArc
void drawArc(Point2 centre, float radius, float startAngle, float sweep)
{
Turtle t;
const int n = 30;
float angle = startAngle * M_PI / 180;
float angleInc = sweep * M_PI / (180 * n);
float cx = centre.getX(), cy = centre.getY();
t.moveTo(Point2(cx + radius*cos(angle), cy + radius*sin(angle)));
for (int k = 1; k < n; k++, angle += angleInc)
{
t.lineTo(Point2(cx + radius*cos(angle), cy + radius*sin(angle)));
}
}示例12: paint
void WorldPainter::paint(QPainter &p, Turtle &turtle, int xt, int yt) {
auto oldPen = p.pen();
auto oldBrush = p.brush();
p.setPen(pen(turtle.getColor()));
p.setBrush(brush(turtle.getColor()));
auto triangle = getTriangle();
auto position = turtle.getPosition();
paint(p, triangle, position.getValue(0) + xt, position.getValue(1) + yt, turtle.getAngle(), 5.0);
p.setPen(oldPen);
p.setBrush(oldBrush);
}示例13: koch
// Recursive Koch fractal
void koch(Turtle& turtle, int level, double size, double angle) {
if (level == 0) {
turtle.forward(size);
} else {
koch(turtle, level - 1, size, angle);
turtle.left(angle);
koch(turtle, level - 1, size, angle);
turtle.right(angle);
turtle.right(angle);
koch(turtle, level - 1, size, angle);
turtle.left(angle);
koch(turtle, level - 1, size, angle);
}
}示例14: drawArc
void drawArc(Point centre, float radius, float startAngle, float sweep)
{
Turtle t;
const int n = 30;
float angle = startAngle * M_PI / 180; //convert to radian
float angleInc = sweep * M_PI / (180 * n);
float cx = centre.getX(), cy = centre.getY(); //200,200
float a, b;
a = cx + radius*cos(angle);
b = cy + radius*sin(angle);
t.moveTo(Point(a, b));
for (int k = 1; k < n; k++, angle += angleInc)
{
t.lineTo(Point(cx + radius*cos(angle), cy + radius*sin(angle)));
}
}示例15: main
int main(int argc, const char* argv[]) {
Parser p;
ifstream f(argv[1]);
string prod, drawing;
if (f.is_open()) {
p.parse(f);
f.close();
Lsystem lsys(p.getAlphabet(), p.getAxiom(), p.getRules());
prod = lsys.produce(p.getIterations());
Turtle ninja;
drawing = ninja.rewrite(prod, p.getTurtle(),
p.getReductionScale(), p.getInitPos(), p.getInitAng());
cout << drawing;
return EXIT_SUCCESS;
} else {
cout << "error opening file" << endl;
return EXIT_FAILURE;
}
}