|
public IntersectsWith ( |
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| other | ||
| return | bool | |
public void RenderGdi(Graphics graphics, RectangleD cameraBounds)
{
// Update position and rotation given the parent's motion
double currentRotation = (_parent.Pitch - _initialRotation) + _rotationOffset;
DVector2 rotationNormal = DVector2.FromAngle(currentRotation);
Position = _parent.Position + rotationNormal * _initialDistance;
var bounds = new RectangleD(Position.X - Width * 0.5, Position.Y - Height * 0.5, Width, Height);
// Not in range easy return
if (!cameraBounds.IntersectsWith(bounds))
{
return;
}
RectangleF screenBounds = RenderUtils.ComputeBoundingBox(Position, cameraBounds, Width, Height);
// Saftey
if (screenBounds.Width > RenderUtils.ScreenWidth * 500) return;
double drawingRotation = currentRotation + Math.PI * 0.5;
var offset = new PointF(screenBounds.X + screenBounds.Width * 0.5f,
screenBounds.Y + screenBounds.Height * 0.5f);
graphics.TranslateTransform(offset.X, offset.Y);
graphics.RotateTransform((float)(drawingRotation * 180 / Math.PI));
graphics.TranslateTransform(-offset.X, -offset.Y);
graphics.DrawImage(_texture, screenBounds.X, screenBounds.Y, screenBounds.Width, screenBounds.Height);
graphics.ResetTransform();
double visibility = Visibility(cameraBounds);
if (visibility < 1)
{
PointF iconPoint = RenderUtils.WorldToScreen(Position, cameraBounds);
var iconBounds = new RectangleF(iconPoint.X - 5, iconPoint.Y - 5, 10, 10);
var iconColor = Color.FromArgb((int)((1 - visibility) * 255), IconColor.R, IconColor.G, IconColor.B);
graphics.FillEllipse(new SolidBrush(iconColor), iconBounds);
}
}
public void RenderGdiFallback(Graphics graphics, RectangleD cameraBounds, IPhysicsBody sun)
{
RectangleD bounds = ComputeBoundingBox();
// Not in range easy return
if (!cameraBounds.IntersectsWith(bounds))
{
return;
}
if (AtmosphereHeight > 0)
{
RectangleF atmosphereBounds = RenderUtils.ComputeEllipseSize(Position, cameraBounds, BoundingRadius);
// Saftey
if (atmosphereBounds.Width > RenderUtils.ScreenWidth * 5000) return;
graphics.FillEllipse(new SolidBrush(IconAtmopshereColor), atmosphereBounds);
}
RectangleF surfaceBounds = RenderUtils.ComputeEllipseSize(Position, cameraBounds, SurfaceRadius);
// Saftey
if (surfaceBounds.Width > RenderUtils.ScreenWidth * 5000) return;
graphics.FillEllipse(new SolidBrush(IconColor), surfaceBounds);
}
/// <summary>
/// Renders the space craft at it's correct scale and rotation according to the camera.
/// The engines are rendered first and then the space craft body.
/// </summary>
public override void RenderGdi(Graphics graphics, RectangleD cameraBounds)
{
// Only draws the ship if it's visible
if (Visibility(cameraBounds) > 0)
{
RectangleD bounds = ComputeBoundingBox();
// In range for render
if (cameraBounds.IntersectsWith(bounds))
{
RectangleF screenBounds = RenderUtils.ComputeBoundingBox(Position, cameraBounds, Width, Height);
// Saftey
if (screenBounds.Width > RenderUtils.ScreenWidth * 500) return;
RenderBelow(graphics, cameraBounds);
RenderShip(graphics, cameraBounds, screenBounds);
RenderAbove(graphics, cameraBounds);
}
}
// Only draw orbit traces and launch trails for detatched ships
if (Parent == null)
{
if (cameraBounds.Width > 1000)
{
_launchTrail.Draw(graphics, cameraBounds, GravitationalParent);
}
// Don't draw orbit traces on the ground
base.RenderGdi(graphics, cameraBounds);
}
}
public void RenderCl(OpenCLProxy clProxy, RectangleD cameraBounds, IPhysicsBody sun)
{
RectangleD bounds = ComputeBoundingBox();
// Not in range easy return
if (!cameraBounds.IntersectsWith(bounds))
{
return;
}
DVector2 sunNormal = DVector2.Zero;
if (sun != null)
{
sunNormal = sun.Position - Position;
sunNormal.Normalize();
}
var normalizedPosition = new DVector2(cameraBounds.X - Position.X, cameraBounds.Y - Position.Y);
if (clProxy.HardwareAccelerationEnabled)
{
clProxy.UpdateDoubleArgument("cameraLeft", normalizedPosition.X);
clProxy.UpdateDoubleArgument("cameraTop", normalizedPosition.Y);
clProxy.UpdateDoubleArgument("cameraWidth", cameraBounds.Width);
clProxy.UpdateDoubleArgument("cameraHeight", cameraBounds.Height);
clProxy.UpdateDoubleArgument("sunNormalX", sunNormal.X);
clProxy.UpdateDoubleArgument("sunNormalY", sunNormal.Y);
clProxy.UpdateDoubleArgument("rotation", Rotation);
clProxy.RunKernel(_computeKernel, RenderUtils.ScreenArea);
}
else
{
int totalSize = RenderUtils.ScreenArea;
for (int i = 0; i < totalSize; i++)
{
Kernel.Run(clProxy.ReadIntBuffer("image", totalSize), RenderUtils.ScreenWidth, RenderUtils.ScreenHeight,
normalizedPosition.X, normalizedPosition.Y, cameraBounds.Width, cameraBounds.Height,
sunNormal.X, sunNormal.Y, Rotation);
}
Kernel.Finish();
}
}
