public void Draw(Graphics graphics, RectangleD cameraBounds, IMapRenderable orbitingBody)
{
var traceBounds = new List<RectangleF>();
for (int i = 1; i < _points.Count; i++)
{
DVector2 orbitPoint = _points[i];
if (cameraBounds.Contains(orbitPoint))
{
PointF localPoint = RenderUtils.WorldToScreen(orbitPoint, cameraBounds);
if (i == _apogeeIndex && i > 1)
{
RenderApogee(graphics, localPoint);
}
else if (i == _perigeeIndex)
{
RenderPerigee(graphics, localPoint);
}
else
{
traceBounds.Add(new RectangleF(localPoint.X, localPoint.Y, 2, 2));
}
}
}
if (_points.Count > 0 && cameraBounds.Contains(_points[0]))
{
RenderStart(graphics, cameraBounds, orbitingBody, _points[0]);
}
RenderUtils.DrawRectangles(graphics, traceBounds, orbitingBody.IconColor);
}
public void Draw(Graphics graphics, RectangleD cameraBounds)
{
var particleBounds = new List<RectangleF>();
float particleScale;
// Scale particle size with viewport width
if (cameraBounds.Width > 1000)
{
particleScale = 1;
}
else
{
particleScale = (float)(1.22e-6 * cameraBounds.Width * cameraBounds.Width - 4.8e-3 * cameraBounds.Width + 4.4);
}
float halfParticleScale = particleScale * 0.5f;
foreach (Particle particle in _particles)
{
if (particle.IsActive)
{
if (cameraBounds.Contains(particle.Position))
{
PointF localPoint = RenderUtils.WorldToScreen(particle.Position, cameraBounds);
particleBounds.Add(new RectangleF(localPoint.X - halfParticleScale,
localPoint.Y - halfParticleScale,
particleScale, particleScale));
}
}
}
RenderUtils.DrawRectangles(graphics, particleBounds, _color);
}
public void Draw(Graphics graphics, RectangleD cameraBounds, IMassiveBody parentBody)
{
var poweredTrails = new List<RectangleF>();
var coastTrails = new List<RectangleF>();
for (int i = 0; i < _trailAngles.Count; i++)
{
double angle = _trailAngles[i] + parentBody.Pitch;
double distance = _trailDistances[i];
DVector2 worldPoint = DVector2.FromAngle(angle) * distance + parentBody.Position;
if (cameraBounds.Contains(worldPoint))
{
PointF localPoint = RenderUtils.WorldToScreen(worldPoint, cameraBounds);
if (_trailPowered[i])
{
poweredTrails.Add(new RectangleF(localPoint.X, localPoint.Y, 2, 2));
}
else
{
coastTrails.Add(new RectangleF(localPoint.X, localPoint.Y, 2, 2));
}
}
}
RenderUtils.DrawRectangles(graphics, poweredTrails, Color.Red);
RenderUtils.DrawRectangles(graphics, coastTrails, Color.White);
}
public void Draw(Graphics graphics, RectangleD cameraBounds, IIconRenderable orbitingBody)
{
var traceBounds = new List<RectangleF>();
for (int i = 1; i < _points.Count; i++)
{
DVector2 orbitPoint = _points[i];
if (cameraBounds.Contains(orbitPoint))
{
PointF localPoint = RenderUtils.WorldToScreen(orbitPoint, cameraBounds);
if (i == _apogeeIndex)
{
RenderApogee(graphics, localPoint);
}
else if (i == _perigeeIndex)
{
RenderPerigee(graphics, localPoint);
}
else
{
traceBounds.Add(new RectangleF(localPoint.X, localPoint.Y, 2, 2));
}
}
}
if (cameraBounds.Contains(_points[0]))
{
double visibility = orbitingBody.Visibility(cameraBounds);
if (visibility < 1)
{
PointF iconPoint = RenderUtils.WorldToScreen(_points[0], cameraBounds);
var iconBounds = new RectangleF(iconPoint.X - 5, iconPoint.Y - 5, 10, 10);
var iconColor = Color.FromArgb((int)((1 - visibility) * 255),
orbitingBody.IconColor.R,
orbitingBody.IconColor.G,
orbitingBody.IconColor.B);
graphics.FillEllipse(new SolidBrush(iconColor), iconBounds);
}
}
RenderUtils.DrawRectangles(graphics, traceBounds, orbitingBody.IconColor);
}
public void Draw(Graphics graphics, RectangleD cameraBounds)
{
var particleBounds = new List<RectangleF>();
foreach (Particle particle in _particles)
{
if (particle.IsActive)
{
if (cameraBounds.Contains(particle.Position))
{
PointF localPoint = RenderUtils.WorldToScreen(particle.Position, cameraBounds);
particleBounds.Add(new RectangleF(localPoint.X - 1.5f, localPoint.Y - 1.5f, 3, 3));
}
}
}
RenderUtils.DrawRectangles(graphics, particleBounds, Color.FromArgb(50, 255, 255, 0));
}