/// <summary>
/// Handles the Tick event of the timer control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
void timer_Tick(object sender, EventArgs e)
{
// If we don't have a scene, we're done.
if (Scene == null)
{
return;
}
// Lock on the Scene.
lock (Scene)
{
// Start the stopwatch so that we can time the rendering.
stopwatch.Restart();
// Draw the scene.
Scene.Draw(Camera);
// Draw the FPS.
if (DrawFPS)
{
Scene.CurrentOpenGLContext.DrawText(5, 5, 1.0f, 0.0f, 0.0f, "Courier New", 12.0f, string.Format("Draw Time: {0:0.0000} ms ~ {1:0.0} FPS", frameTime, 1000.0 / frameTime));
Scene.CurrentOpenGLContext.Flush();
}
if (Scene.CurrentOpenGLContext.RenderContextProvider is RenderContextProviders.DIBSectionRenderContextProvider)
{
RenderContextProviders.DIBSectionRenderContextProvider provider = Scene.CurrentOpenGLContext.RenderContextProvider as RenderContextProviders.DIBSectionRenderContextProvider;
// TODO: We have to remove the alpha channel - for some reason it comes out as 0.0
// meaning the drawing comes out transparent.
FormatConvertedBitmap newFormatedBitmapSource = new FormatConvertedBitmap();
newFormatedBitmapSource.BeginInit();
newFormatedBitmapSource.Source = BitmapConversion.HBitmapToBitmapSource(provider.DIBSection.HBitmap);
newFormatedBitmapSource.DestinationFormat = PixelFormats.Rgb24;
newFormatedBitmapSource.EndInit();
// Copy the pixels over.
image.Source = newFormatedBitmapSource;
}
else if (Scene.CurrentOpenGLContext.RenderContextProvider is RenderContextProviders.FBORenderContextProvider)
{
RenderContextProviders.FBORenderContextProvider provider = Scene.CurrentOpenGLContext.RenderContextProvider as RenderContextProviders.FBORenderContextProvider;
// TODO: We have to remove the alpha channel - for some reason it comes out as 0.0
// meaning the drawing comes out transparent.
FormatConvertedBitmap newFormatedBitmapSource = new FormatConvertedBitmap();
newFormatedBitmapSource.BeginInit();
newFormatedBitmapSource.Source = BitmapConversion.HBitmapToBitmapSource(provider.InternalDIBSection.HBitmap);
newFormatedBitmapSource.DestinationFormat = PixelFormats.Rgb24;
newFormatedBitmapSource.EndInit();
// Copy the pixels over.
image.Source = newFormatedBitmapSource;
}
// Stop the stopwatch.
stopwatch.Stop();
// Store the frame time.
frameTime = stopwatch.Elapsed.TotalMilliseconds;
}
}
/// <summary>
/// Handles the Tick event of the timer control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
void timer_Tick(object sender, EventArgs e)
{
// Lock on OpenGL.
lock (gl)
{
// Start the stopwatch so that we can time the rendering.
stopwatch.Restart();
// Make GL current.
gl.MakeCurrent();
// If there is a draw handler, then call it.
var handler = OpenGLDraw;
if (handler != null)
{
handler(this, eventArgsFast);
}
else
{
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT);
}
// Draw the FPS.
if (DrawFPS)
{
gl.DrawText(5, 5, 1.0f, 0.0f, 0.0f, "Courier New", 12.0f, string.Format("Draw Time: {0:0.0000} ms ~ {1:0.0} FPS", frameTime, 1000.0 / frameTime));
gl.Flush();
}
// Render.
gl.Blit(IntPtr.Zero);
switch (RenderContextType)
{
case RenderContextType.DIBSection:
{
RenderContextProviders.DIBSectionRenderContextProvider provider = gl.RenderContextProvider as RenderContextProviders.DIBSectionRenderContextProvider;
// TODO: We have to remove the alpha channel - for some reason it comes out as 0.0
// meaning the drawing comes out transparent.
FormatConvertedBitmap newFormatedBitmapSource = new FormatConvertedBitmap();
newFormatedBitmapSource.BeginInit();
newFormatedBitmapSource.Source = BitmapConversion.HBitmapToBitmapSource(provider.DIBSection.HBitmap);
newFormatedBitmapSource.DestinationFormat = PixelFormats.Rgb24;
newFormatedBitmapSource.EndInit();
// Copy the pixels over.
image.Source = newFormatedBitmapSource;
}
break;
case RenderContextType.NativeWindow:
break;
case RenderContextType.HiddenWindow:
break;
case RenderContextType.FBO:
{
RenderContextProviders.FBORenderContextProvider provider = gl.RenderContextProvider as RenderContextProviders.FBORenderContextProvider;
// TODO: We have to remove the alpha channel - for some reason it comes out as 0.0
// meaning the drawing comes out transparent.
FormatConvertedBitmap newFormatedBitmapSource = new FormatConvertedBitmap();
newFormatedBitmapSource.BeginInit();
newFormatedBitmapSource.Source = BitmapConversion.HBitmapToBitmapSource(provider.InternalDIBSection.HBitmap);
newFormatedBitmapSource.DestinationFormat = PixelFormats.Rgb24;
newFormatedBitmapSource.EndInit();
// Copy the pixels over.
image.Source = newFormatedBitmapSource;
}
break;
default:
break;
}
// Stop the stopwatch.
stopwatch.Stop();
// Store the frame time.
frameTime = stopwatch.Elapsed.TotalMilliseconds;
}
}
