void ShutdownRenderer()
{
// (I thought this was about SDLRenderer, not the example form!)
// Example Form change state, ignore the next couple lines and the comment above
CalculateWindowSize(true);
buttonInit.Text = "Init";
timer.Stop();
// Tell the examples the renderer is invalid
SDLExampleSet.UpdateRenderer(null);
// Tell SDLRenderer to stop it's thread. We do this so we don't destroy resources
// being used before destroying the renderer itself.
if (sdlRenderer != null)
{
sdlRenderer.DestroyWindow();
}
// While SDL2ThingLayer implements IDisposable in all it's classes and
// explicitly disposes of their resources in their destructors, I always
// like to clean up after myself (old habits).
ReleaseAssets();
// Dispose of the Renderer
if (sdlRenderer != null)
{
sdlRenderer.Dispose();
}
// This is all you really need to do though, GC will handle the rest
surface = null;
texture = null;
font = null;
sdlRenderer = null;
}
// NOTE: This callback will be run in the SDLRenderer thread.
//
// Access to global resources should use the appropriate safe-guards for a
// multi-threaded envirionment.
// void SDLRenderer.Client_Delegate_RendererReset( SDLRenderer renderer );
void SDLRendererReset(SDLRenderer renderer)
{
// The underlying SDL_Window and/or SDL_Renderer changed, we need to
// recreate our assets
ReleaseAssets();
CreateAssetsForRenderer(renderer);
// Tell all the example scenes to recreate their assets
SDLExampleSet.RendererReset(renderer);
}
void InitInThread(SDLRenderer renderer)
{
// Set the render blender mode
renderer.BlendMode = SDL.SDL_BlendMode.SDL_BLENDMODE_BLEND;
// Load some assets
CreateAssetsForRenderer(renderer);
// Tell the examples the renderer to use
SDLExampleSet.UpdateRenderer(sdlRenderer);
// Barf to the console
ConsoleDump(renderer);
}
public SDLRendererExampleForm()
{
// Make the WinForms window
MaximizeBox = false;
MinimizeBox = false;
FormBorderStyle = FormBorderStyle.FixedSingle;
FormClosing += ExampleClosing;
// This is what we're going to attach the SDL2 window to
gamePanel = new Panel();
gamePanel.Size = new Size(SDL_WINDOW_WIDTH, SDL_WINDOW_HEIGHT);
gamePanel.Location = new Point(WINDOW_PADDING + CONTROL_WIDTH + CONTROL_PADDING, WINDOW_PADDING);
Controls.Add(gamePanel);
// Anchored checkbox
checkAnchored = new CheckBox();
checkAnchored.Text = "Anchor";
checkAnchored.CalculcateControlSizeAndLocation(0);
checkAnchored.Checked = true;
Controls.Add(checkAnchored);
// Add some buttons
buttonInit = MakeButton("Init", 1, InitClicked);
buttonSave = MakeButton("Save PNG", 2, SaveClicked);
SDLExampleSet.Add(new exDrawPoints(this, "Points"));
SDLExampleSet.Add(new exDrawPoints2(this, "Points 2"));
SDLExampleSet.Add(new exDrawLines(this, "Lines"));
SDLExampleSet.Add(new exDrawRects(this, "Rects"));
SDLExampleSet.Add(new exDrawFilledRects(this, "Filled Rects"));
SDLExampleSet.Add(new exDrawCircles(this, "Circles"));
SDLExampleSet.Add(new exDrawFilledCircles(this, "Filled Circles"));
SDLExampleSet.Add(new exBlitSurfaces(this, "Surfaces"));
SDLExampleSet.Add(new exBlitTextures(this, "Textures"));
SDLExampleSet.Add(new exDrawText(this, "Text"));
SDLExampleSet.Add(new exDrawText2(this, "Text 2"));
SDLExampleSet.Add(new exSample1(this, "Sample 1"));
// Add a performance feedback timer
timer = new System.Timers.Timer();
timer.Interval = PROFILE_FREQUENCY_MS;
timer.AutoReset = true;
timer.Elapsed += TimerElapsed;
// Now all the controls are created, set the form size
CalculateWindowSize(true);
}
