/// <summary>
/// Create a new SDL renderer.
/// </summary>
/// <param name="surface">Pointer to unmanaged SDL_Surface.</param>
public SDLRenderer(SDLWindow window)
{
// Make sure the window is valid!
if (window == null)
{
throw new ArgumentNullException("window");
}
// Generate appropriate renderer flags.
uint renderFlags = (uint)SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED |
(uint)SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC;
// Create the renderer object and ensure that it was actually instantiated.
mRenderer = SDL.SDL_CreateRenderer(window.WindowPtr, -1, renderFlags);
if (mRenderer == IntPtr.Zero)
{
throw new SDLException("Failed to create SDL renderer");
}
}
/// <summary>
/// Create a new SDL renderer.
/// </summary>
/// <param name="surface">Pointer to unmanaged SDL_Surface.</param>
public SDLRenderer( SDLWindow window )
{
// Make sure the window is valid!
if ( window == null )
{
throw new ArgumentNullException( "window" );
}
// Generate appropriate renderer flags.
uint renderFlags = (uint) SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED |
(uint) SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC;
// Create the renderer object and ensure that it was actually instantiated.
mRenderer = SDL.SDL_CreateRenderer( window.WindowPtr, -1, renderFlags );
if ( mRenderer == IntPtr.Zero )
{
throw new SDLException( "Failed to create SDL renderer" );
}
}
private static void RunGame()
{
// Create the main render window.
SDLWindow window = new SDLWindow( "An SDL2 window", 100, 100, 800, 600 );
SDLRenderer renderer = new SDLRenderer( window );
// Load a test image.
SDLTexture texture = new SDLTexture( renderer, "hello.bmp" );
SDLFont font = new SDLFont( renderer, "hello.ttf", 24 );
SDLTexture textTexture = font.RenderTextBlended( renderer, "Hello World!!", Color.BlueColor );
// Event loop.
SDL.SDL_Event eventInfo = new SDL.SDL_Event();
bool shouldQuit = false;
while ( !shouldQuit )
{
CheckForSDLErrors();
// Pump and process pending OS events.
while ( SDL.SDL_PollEvent( out eventInfo ) != 0 )
{
if ( eventInfo.type == SDL.SDL_EventType.SDL_QUIT )
{
shouldQuit = true;
}
}
// Render all of our stuffs.
renderer.Clear();
renderer.Draw( texture, 32, 32 );
renderer.Draw( textTexture, 0, 400 );
renderer.Present();
}
}
