/// <summary>
/// Function to load true type fonts to generate from.
/// </summary>
/// <param name="window">The window containing the loading message.</param>
/// <returns>The font families to use when building the bitmap fonts.</returns>
private static IReadOnlyList <Drawing.FontFamily> LoadTrueTypeFonts(FormMain window)
{
// Load in a bunch of true type fonts.
DirectoryInfo dirInfo = GorgonExample.GetResourcePath("Fonts");
FileInfo[] files = dirInfo.GetFiles("*.ttf", SearchOption.TopDirectoryOnly);
var fontFamilies = new List <Drawing.FontFamily>();
// Load all external true type fonts for this example.
// This takes a while...
foreach (FileInfo file in files)
{
window.UpdateStatus($"Loading Font: {file.FullName}".Ellipses(50));
Drawing.FontFamily externFont = _fontFactory.LoadTrueTypeFontFamily(file.FullName);
_fontFamilies.Insert(0, externFont.Name);
fontFamilies.Add(externFont);
}
window.UpdateStatus(null);
fontFamilies.AddRange(Drawing.FontFamily.Families);
return(fontFamilies);
}
/// <summary>
/// Function to initialize the application.
/// </summary>
private static async Task InitializeAsync(FormMain window)
{
try
{
GorgonExample.ResourceBaseDirectory = new DirectoryInfo(Settings.Default.ResourceLocation);
GorgonExample.PlugInLocationDirectory = new DirectoryInfo(Settings.Default.PlugInLocation);
// Load our packed file system plug in.
window.UpdateStatus("Loading plugins...");
IGorgonPlugInService plugIns = await Task.Run(() =>
{
_assemblyCache = new GorgonMefPlugInCache(GorgonApplication.Log);
_assemblyCache.LoadPlugInAssemblies(GorgonExample.GetPlugInPath().FullName, "Gorgon.FileSystem.GorPack.dll");
return(new GorgonMefPlugInService(_assemblyCache));
});
window.UpdateStatus("Initializing graphics...");
// Retrieve the list of video adapters. We can do this on a background thread because there's no interaction between other threads and the
// underlying D3D backend yet.
IReadOnlyList <IGorgonVideoAdapterInfo> videoDevices = await Task.Run(() => 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 Space Scene Example")
{
Width = Settings.Default.Resolution.Width,
Height = Settings.Default.Resolution.Height,
Format = BufferFormat.R8G8B8A8_UNorm
});
// Create a secondary render target for our scene. We use 16 bit floating point for the effect fidelity.
// We'll lock our resolution to 1920x1080 (pretty common resolution for most people).
_mainRtv = GorgonRenderTarget2DView.CreateRenderTarget(_graphics, new GorgonTexture2DInfo("Main RTV")
{
Width = (int)_baseResolution.X,
Height = (int)_baseResolution.Y,
Format = BufferFormat.R16G16B16A16_Float,
Binding = TextureBinding.ShaderResource
});
_mainSrv = _mainRtv.GetShaderResourceView();
_mainRtvAspect = _mainRtv.Width < _mainRtv.Height ? new DX.Vector2(1, (float)_mainRtv.Height / _mainRtv.Width) : new DX.Vector2((float)_mainRtv.Width / _mainRtv.Height, 1);
// Initialize the renderer so that we are able to draw stuff.
_renderer = new Gorgon2D(_graphics);
// Set up our raw input.
_input = new GorgonRawInput(window, GorgonApplication.Log);
_keyboard = new GorgonRawKeyboard();
_keyboard.KeyUp += Keyboard_KeyUp;
_input.RegisterDevice(_keyboard);
GorgonExample.LoadResources(_graphics);
// Now for the fun stuff, load our asset resources. We can load this data by mounting a directory (which I did while developing), or use a packed file.
//
// The resource manager will hold all the data we need for the scene. Including 3D meshes, post processing effects, etc...
_resources = new ResourceManagement(_renderer, plugIns);
_resources.Load(Path.Combine(GorgonExample.GetResourcePath(@"FileSystems").FullName, "SpaceScene.gorPack"));
window.UpdateStatus("Loading resources...");
await _resources.LoadResourcesAsync();
SetupScene();
// Build up a font to use for rendering any GUI text.
_helpFont = GorgonExample.Fonts.GetFont(new GorgonFontInfo("Segoe UI", 10.0f, FontHeightMode.Points, "Segoe UI 10pt")
{
OutlineSize = 2,
Characters = (Resources.Instructions + "S:1234567890x").Distinct().ToArray(),
FontStyle = FontStyle.Bold,
AntiAliasingMode = FontAntiAliasMode.AntiAlias,
OutlineColor1 = GorgonColor.Black,
OutlineColor2 = GorgonColor.Black
});
_textSprite = new GorgonTextSprite(_helpFont)
{
Position = new DX.Vector2(0, 64),
DrawMode = TextDrawMode.OutlinedGlyphs,
Color = GorgonColor.YellowPure
};
GorgonExample.ShowStatistics = true;
// Set the idle here. We don't want to try and render until we're done loading.
GorgonApplication.IdleMethod = Idle;
}
finally
{
GorgonExample.EndInit();
}
}
/// <summary>
/// Function to generate the Gorgon bitmap fonts.
/// </summary>
/// <param name="fontFamilies">The list of TrueType font families to use.</param>
/// <param name="window">The window that contains the loading message.</param>
private static void GenerateGorgonFonts(IReadOnlyList <Drawing.FontFamily> fontFamilies, FormMain window)
{
// Pick a font to use with outlines.
int fontWithOutlineIndex = GorgonRandom.RandomInt32(1, 5);
_glowIndex = GorgonRandom.RandomInt32(fontWithOutlineIndex + 1, fontWithOutlineIndex + 5);
int fontWithGradient = GorgonRandom.RandomInt32(_glowIndex + 1, _glowIndex + 5);
int fontWithTexture = GorgonRandom.RandomInt32(fontWithGradient + 1, fontWithGradient + 5).Min(_fontFamilies.Count - 1);
var pngCodec = new GorgonCodecPng();
using (IGorgonImage texture = pngCodec.LoadFromFile(Path.Combine(GorgonExample.GetResourcePath(@"Textures\Fonts\").FullName, "Gradient.png")))
{
for (int i = 0; i < _fontFamilies.Count; ++i)
{
string fontFamily = _fontFamilies[i];
// Use this to determine if the font is avaiable.
if (fontFamilies.All(item => !string.Equals(item.Name, fontFamily, StringComparison.InvariantCultureIgnoreCase)))
{
// Can't locate this one, move on...
continue;
}
bool isExternal =
Drawing.FontFamily.Families.All(item => !string.Equals(item.Name, fontFamily, StringComparison.InvariantCultureIgnoreCase));
string fontName;
int outlineSize = 0;
GorgonColor outlineColor1 = GorgonColor.BlackTransparent;
GorgonColor outlineColor2 = GorgonColor.BlackTransparent;
GorgonGlyphBrush brush = null;
if (i == fontWithOutlineIndex)
{
fontName = $"{fontFamily} 32px Outlined{(isExternal ? " External TTF" : string.Empty)}";
outlineColor1 = GorgonColor.Black;
outlineColor2 = GorgonColor.Black;
outlineSize = 3;
}
else if (i == _glowIndex)
{
fontName = $"{fontFamily} 32px Outline as Glow{(isExternal ? " External TTF" : string.Empty)}";
outlineColor1 = new GorgonColor(GorgonColor.YellowPure, 1.0f);
outlineColor2 = new GorgonColor(GorgonColor.DarkRed, 0.0f);
outlineSize = 16;
}
else if (i == fontWithGradient)
{
fontName = $"{fontFamily} 32px Gradient{(isExternal ? " External TTF" : string.Empty)}";
brush = new GorgonGlyphLinearGradientBrush
{
StartColor = GorgonColor.White,
EndColor = GorgonColor.Black,
Angle = 45.0f
};
}
else if (i == fontWithTexture)
{
fontName = $"{fontFamily} 32px Textured{(isExternal ? " External TTF" : string.Empty)}";
brush = new GorgonGlyphTextureBrush(texture);
}
else
{
fontName = $"{fontFamily} 32px{(isExternal ? " External TTF" : string.Empty)}";
}
window.UpdateStatus($"Generating Font: {fontFamily}".Ellipses(50));
var fontInfo = new GorgonFontInfo(fontFamily,
30.25f,
name:
fontName)
{
AntiAliasingMode = FontAntiAliasMode.AntiAlias,
OutlineSize = outlineSize,
OutlineColor1 = outlineColor1,
OutlineColor2 = outlineColor2,
UsePremultipliedTextures = false,
Brush = brush
};
_font.Add(_fontFactory.GetFont(fontInfo));
// Texture brushes have to be disposed when we're done with them.
var disposableBrush = brush as IDisposable;
disposableBrush?.Dispose();
}
}
}