void Scene03::updateSpaceShip(float deltaTime)
{
spaceship->line()->color = WHITE;
float rotspeed = 3.14f;
static Vector2 velocity = Vector2((rand()%100)-50, (rand()%100)-50);
static Polar polar = Polar((rand()%360) * DEG_TO_RAD, 400.0f);
if (input()->getKey( GLFW_KEY_UP )) {
spaceship->line()->color = RED;
velocity += polar.cartesian() * deltaTime; // thrust
}
if (input()->getKey( GLFW_KEY_RIGHT )) {
polar.angle += rotspeed * deltaTime; // rotate right
}
if (input()->getKey( GLFW_KEY_LEFT )) {
polar.angle -= rotspeed * deltaTime; // rotate left
}
spaceship->rotation = polar.angle;
spaceship->position += velocity * deltaTime;
if (spaceship->position.x < 0) { spaceship->position.x = SWIDTH; }
if (spaceship->position.x > SWIDTH) { spaceship->position.x = 0; }
if (spaceship->position.y < 0) { spaceship->position.y = SHEIGHT; }
if (spaceship->position.y > SHEIGHT) { spaceship->position.y = 0; }
}
void BigStroke(Painter& sw)
{
int n = 0;
double r = 400;
int i = 0;
while(r > 5) {
Pointf p = Polar(i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar((i * M_2PI / 400 + M_2PI / 800)) * (r - 3) + Pointf(400, 400));
n += 2;
r = r - 0.01;
i++;
}
sw.Stroke(1, Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
void Big(Painter& sw)
{
int n = 0;
double sgn = 1;
for(int r = 400; r > 5; r -= 3) {
for(int i = 0; i < 400; i++) {
Pointf p = Polar(sgn * i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar(sgn * (i * M_2PI / 400 + M_2PI / 800)) * (r - 6) + Pointf(400, 400));
n += 2;
}
sw.Close();
sgn = -sgn;
}
sw.Fill(Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
void Stroker::Round(const Pointf& p, const Pointf& v1, const Pointf& v2, double r)
{
double tolerance = 0.3;
double a1 = Bearing(v1);
double a2 = Bearing(v2);
if(a1 < a2)
a1 += 2 * M_PI;
while(a1 > a2) {
PutLine(Polar(p, r, a1));
a1 -= fid;
}
}
inline void Helper
( Matrix<Real>& d, Matrix<Complex<Real>>& e, Matrix<Real>& w, SortType sort,
const HermitianEigSubset<Real>& subset )
{
typedef Complex<Real> C;
const Int n = d.Height();
Matrix<Real> eReal( n-1, 1 );
C yLast = 1;
for( Int j=0; j<n-1; ++j )
{
const C psi = e.Get(j,0);
const Real psiAbs = Abs(psi);
if( psiAbs == Real(0) )
yLast = 1;
else
yLast = Polar(Real(1),Arg(psi*yLast));
eReal.Set( j, 0, psiAbs );
}
HermitianTridiagEig( d, eReal, w, sort, subset );
}
Complex Complex::Sqrt( Complex &c )
{
Float32 a=sqrt(c.GetPolarMagnitude());
Float32 b=0.5*c.GetPolarAngle();
return Polar( a,b );
}
bool Glider::load(QSettings *config, int id)
{
QString keyname = "Glider%1";
//check if an entry exists
if( config->contains( keyname.arg( id ) ) )
{
QStringList data = config->value( keyname.arg( id ), "" ).toString().split(';', QString::KeepEmptyParts);
// qDebug("Glider::load(): No of fetched glider items is %d", data.count());
// check to see if we have enough data members available
if( data.count() < 15 )
{
return false;
}
m_type = data[0];
m_registration = data[1];
m_callSign = data[2];
if( data[3].toInt() == 1 )
{
m_seats = singleSeater;
}
else
{
m_seats = doubleSeater;
}
m_maxWater = data[4].toInt();
Speed V1, V2, V3, W1, W2, W3;
V1.setKph( data[5].toDouble() );
V2.setKph( data[7].toDouble() );
V3.setKph( data[9].toDouble() );
W1.setMps( data[6].toDouble() );
W2.setMps( data[8].toDouble() );
W3.setMps( data[10].toDouble() );
m_polar = Polar( m_type,
V1, W1, // v/w pair 1
V2, W2, // v/w pair 2
V3, W3, // v/w pair 3
data[12].toDouble(), // wing area
data[13].toDouble(), // empty weight
data[14].toDouble() ); // gross weight
m_lastSafeID = id;
if( data.count() >= 17 )
{
m_polar.setWater( data[15].toInt() );
m_coPilot = data[16];
}
if( data.count() >= 18 )
{
m_polar.setAddLoad( data[17].toDouble() );
}
if( data.count() >= 19 )
{
m_isSelected = data[18].toInt();
}
return true;
}
return false;
}
Polar Planet::local2polar(Vec2 pl) const
{
return Polar(pl);
}
