/// <summary>
/// Function to initialize the application.
/// </summary>
/// <returns>The main window for the application.</returns>
private static FormMain Initialize()
{
GorgonExample.ResourceBaseDirectory = new DirectoryInfo(Settings.Default.ResourceLocation);
FormMain window = GorgonExample.Initialize(new DX.Size2(Settings.Default.Resolution.Width, Settings.Default.Resolution.Height), "Effects");
try
{
IReadOnlyList <IGorgonVideoAdapterInfo> videoDevices = GorgonGraphics.EnumerateAdapters(log: GorgonApplication.Log);
if (videoDevices.Count == 0)
{
throw new GorgonException(GorgonResult.CannotCreate,
"Gorgon requires at least a Direct3D 11.4 capable video device.\nThere is no suitable device installed on the system.");
}
// Find the best video device.
_graphics = new GorgonGraphics(videoDevices.OrderByDescending(item => item.FeatureSet).First());
_screen = new GorgonSwapChain(_graphics,
window,
new GorgonSwapChainInfo("Gorgon2D Effects Example Swap Chain")
{
Width = Settings.Default.Resolution.Width,
Height = Settings.Default.Resolution.Height,
Format = BufferFormat.R8G8B8A8_UNorm
});
_screen.BeforeSwapChainResized += Screen_BeforeSwapChainResized;
_screen.AfterSwapChainResized += Screen_AfterSwapChainResized;
// Tell the graphics API that we want to render to the "screen" swap chain.
_graphics.SetRenderTarget(_screen.RenderTargetView);
// Initialize the renderer so that we are able to draw stuff.
_renderer = new Gorgon2D(_graphics);
// Create the displacement effect used for the "cloaking" effect.
_displacement = new Gorgon2DDisplacementEffect(_renderer)
{
Strength = 0
};
// Create the old film effect for that old timey look.
_oldFilm = new Gorgon2DOldFilmEffect(_renderer)
{
ScrollSpeed = 0.05f
};
// Create the gaussian blur effect for that "soft" look.
_gaussBlur = new Gorgon2DGaussBlurEffect(_renderer, 9)
{
BlurRenderTargetsSize = new DX.Size2(_screen.Width / 2, _screen.Height / 2),
BlurRadius = 1
};
// The higher # of taps on the blur shader will introduce a stutter on first render, so precache its setup data.
_gaussBlur.Precache();
// Load our texture with our space background in it.
_background = GorgonTexture2DView.FromFile(_graphics,
Path.Combine(GorgonExample.GetResourcePath(@"Textures\").FullName, "HotPocket.dds"),
new GorgonCodecDds(),
new GorgonTexture2DLoadOptions
{
Usage = ResourceUsage.Immutable,
Binding = TextureBinding.ShaderResource
});
// Load up our super space ship image.
_spaceShipTexture = GorgonTexture2DView.FromFile(_graphics,
Path.Combine(GorgonExample.GetResourcePath(@"Textures\Effects\").FullName, "ship.png"),
new GorgonCodecPng(),
new GorgonTexture2DLoadOptions
{
Usage = ResourceUsage.Immutable,
Binding = TextureBinding.ShaderResource
});
_shipSprite = new GorgonSprite
{
Texture = _spaceShipTexture,
TextureRegion = new DX.RectangleF(0, 0, 1, 1),
Anchor = new DX.Vector2(0.5f, 0.5f),
Position = new DX.Vector2(_screen.Width / 2.0f, _screen.Height / 2.0f),
Size = new DX.Size2F(_spaceShipTexture.Width, _spaceShipTexture.Height)
};
BuildRenderTargets();
InitializeBackgroundTexturePositioning();
GorgonExample.LoadResources(_graphics);
window.MouseMove += Window_MouseMove;
window.MouseWheel += Window_MouseWheel;
window.KeyUp += Window_KeyUp;
return(window);
}
finally
{
GorgonExample.EndInit();
}
}
/// <summary>
/// Function to release the shaders and the resources allocated to them.
/// </summary>
public void FreeEffects()
{
if (_posterizeEffect != null)
{
_posterizeEffect.Dispose();
_posterizeEffect = null;
}
if (_grayScaleEffect != null)
{
_grayScaleEffect.Dispose();
_grayScaleEffect = null;
}
if (_waveEffect != null)
{
_waveEffect.Dispose();
_waveEffect = null;
}
if (_1BitEffect != null)
{
_1BitEffect.Dispose();
_1BitEffect = null;
}
if (_sharpenEmbossEffect != null)
{
_sharpenEmbossEffect.Dispose();
_sharpenEmbossEffect = null;
}
if (_invertEffect != null)
{
_invertEffect.Dispose();
_invertEffect = null;
}
if (_gaussBlurEffect != null)
{
_gaussBlurEffect.Dispose();
_gaussBlurEffect = null;
}
if (_sobelEdgeDetectEffect != null)
{
_sobelEdgeDetectEffect.Dispose();
_sobelEdgeDetectEffect = null;
}
if (_burnDodgeEffect != null)
{
_burnDodgeEffect.Dispose();
_burnDodgeEffect = null;
}
if (_displacementEffect == null)
{
return;
}
_displacementEffect.Dispose();
_displacementEffect = null;
}
