/// <summary>
///
/// </summary>
protected virtual void Idle()
{
SlimDX.Direct3D9.Device device = Device;
device.BeginScene();
// reset the depth buffer to 1.0 and the render target to black
device.Clear(ClearFlags.Target | ClearFlags.ZBuffer,
new Color4(0, 0, 0), 1.0f, 0);
// prepare for drawing sprites. We need transparency and z-order
Sprite.Begin(SpriteFlags.AlphaBlend
| SpriteFlags.SortDepthBackToFront);
OnRender(new RenderEventArgs(this, Device));
System.Diagnostics.Debug.Assert(device != null);
// aaaannnd.... done!
Sprite.End();
// painting done ...
device.EndScene();
// ... so show the result on screen
device.Present();
OnIdleEvent(new EventArgs());
}
public bool RenderGauge()
{
try
{
if (device != null && !DX_reinit)
{
Single brushAngle = (Int32)(m_BaseArcStart + (m_value - m_MinValue) * m_BaseArcSweep /
(m_MaxValue - m_MinValue)) % 360;
Double needleAngle = brushAngle * Math.PI / 180;
verts1[0].X = (float)(Center.X + m_NeedleRadius / 4 * Math.Cos(needleAngle));
verts1[0].Y = (float)(Center.Y + m_NeedleRadius / 4 * Math.Sin(needleAngle));
verts1[1].X = (float)(Center.X + m_NeedleRadius * Math.Cos(needleAngle));
verts1[1].Y = (float)(Center.Y + m_NeedleRadius * Math.Sin(needleAngle));
device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black.ToArgb(), 0.0f, 0);
sprite.Begin(SpriteFlags.AlphaBlend);
if (BackgroundTexture != null)
{
sprite.Draw(BackgroundTexture, texture_size, (Color4)Color.White);
}
sprite.End();
//Begin the scene
device.BeginScene();
device.SetRenderState(RenderState.AlphaBlendEnable, true);
device.SetRenderState(RenderState.SourceBlend, SlimDX.Direct3D9.Blend.SourceAlpha);
device.SetRenderState(RenderState.DestinationBlend, SlimDX.Direct3D9.Blend.DestinationAlpha);
line.Draw(verts1, Color.Red);
device.EndScene();
device.Present();
return(true);
}
if (DX_reinit)
{
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
Debug.Write(ex.ToString());
if (DX_reinit)
{
return(true);
}
else
{
return(false);
}
}
}
private void Render()
{
if (deviceLost)
{
// This should only become true if we're using D3D9, so we can assume the
// D3D9 context is valid at this point.
if (Device.TestCooperativeLevel() == global::SlimDX.Direct3D9.ResultCode.DeviceNotReset)
{
Device.Reset(Context9.PresentParameters);
deviceLost = false;
OnResetDevice();
}
else
{
Thread.Sleep(100);
return;
}
}
try
{
Device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.LightGray, 1.0f, 0);
Device.BeginScene();
foreach (CollisionObject colObj in Demo.World.CollisionObjectArray)
{
if (colObj is SoftBody)
{
if (Demo.IsDebugDrawEnabled)
{
continue;
}
Device.Material = SoftBodyMaterial;
Device.SetTransform(TransformState.World, Matrix.Identity);
_meshFactory.RenderSoftBody(colObj as SoftBody);
}
else
{
if ("Ground".Equals(colObj.UserObject))
{
Device.Material = GroundMaterial;
}
else if (colObj.ActivationState == ActivationState.ActiveTag)
{
Device.Material = ActiveMaterial;
}
else
{
Device.Material = PassiveMaterial;
}
_meshFactory.Render(colObj);
}
}
if (Demo.IsDebugDrawEnabled)
{
(Demo.World.DebugDrawer as PhysicsDebugDraw).DrawDebugWorld(Demo.World);
}
Info.OnRender(Demo.FramesPerSecond);
Device.EndScene();
Device.Present();
}
catch (global::SlimDX.Direct3D9.Direct3D9Exception e)
{
if (e.ResultCode == global::SlimDX.Direct3D9.ResultCode.DeviceLost)
{
OnLostDevice();
deviceLost = true;
}
else
{
throw;
}
}
}
public void Run()
{
if (_loaded)
{
Window.Show();
ViewerSetup viewer = new ViewerSetup();
_lastTime = Stopwatch.GetTimestamp();
while (_running)
{
Application.DoEvents();
if (!_deactive)
{
long currentTime = Stopwatch.GetTimestamp();
long elapsed = (currentTime - _lastTime) / Stopwatch.Frequency;
_lastTime = currentTime;
Input.Update();
if (Input.GetKeyPress(Key.Escape))
{
Quit();
}
if (CurrentState != null)
{
CurrentState.RequestViewer(out viewer);
}
_stateChanged = false;
if (CurrentState != null)
{
CurrentState.Update(elapsed);
}
if (_stateChanged)
{
continue;
}
try {
_device.Clear(viewer.ClearFlags, Color.White, 1.0f, 0);
} catch (Direct3D9Exception dex) {
}
if (_device.BeginScene().IsSuccess)
{
if (CurrentState != null)
{
CurrentState.Render();
}
_device.EndScene();
_device.Present();
if (++_currentBackBuffer == _setup.TotalBackBuffers + 1)
{
_currentBackBuffer = 0;
}
}
}
}
Release();
Application.Exit();
}
}
