public static Texture2d Load(string filename, ResourceManager resourceManager = null, TextureOptions textureOptions = null)
{
try
{
textureOptions = textureOptions ?? TextureOptions.Load(TextureOptions.GetOptionsFilename(filename), resourceManager);
}
catch (FileNotFoundException)
{
Trace.WriteLine($"No texture options for {filename}");
}
if (File.Exists(filename))
{
using (var stream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read))
return(Load(stream, filename, textureOptions));
}
if (resourceManager == null)
{
return(null);
}
var resourceName = filename.Substring(0, filename.LastIndexOf(".")).Replace('-', '_');
using (var bitmap = resourceManager.GetObject(resourceName) as Bitmap)
if (bitmap != null)
{
return(Load(bitmap, $"file:{filename}", textureOptions));
}
else
{
Trace.WriteLine($"Texture not found: {filename} / {resourceName}");
return(null);
}
}
private static TextureOptions load(JObject data)
{
var options = new TextureOptions();
parseFields(options, data);
return(options);
}
public TextureMultiAtlas2d(int width, int height, string description, TextureOptions textureOptions = null)
{
this.width = width;
this.height = height;
this.description = description;
this.textureOptions = textureOptions;
pushAtlas();
}
public TextureContainerAtlas(ResourceContainer resourceContainer = null, TextureOptions textureOptions = null, int width = 512, int height = 512, int padding = 0, string description = nameof(TextureContainerAtlas))
{
this.resourceContainer = resourceContainer;
this.textureOptions = textureOptions;
this.width = width;
this.height = height;
this.padding = padding;
this.description = description;
}
public static Texture2d Load(Bitmap bitmap, string description, TextureOptions textureOptions = null)
{
if (bitmap == null)
{
throw new ArgumentNullException(nameof(bitmap));
}
textureOptions = textureOptions ?? TextureOptions.Default;
var sRgb = textureOptions.Srgb && DrawState.ColorCorrected;
var textureId = GL.GenTexture();
try
{
DrawState.BindTexture(textureId);
var bitmapData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
GL.TexImage2D(TextureTarget.Texture2D, 0, sRgb ? PixelInternalFormat.SrgbAlpha : PixelInternalFormat.Rgba, bitmapData.Width, bitmapData.Height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, bitmapData.Scan0);
if (textureOptions.GenerateMipmaps)
{
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
}
GL.Finish();
bitmap.UnlockBits(bitmapData);
DrawState.CheckError("specifying texture");
textureOptions.ApplyParameters(TextureTarget.Texture2D);
}
catch (Exception)
{
GL.DeleteTexture(textureId);
DrawState.UnbindTexture(textureId);
throw;
}
return(new Texture2d(textureId, bitmap.Width, bitmap.Height, description));
}
public TextureContainerSeparate(ResourceContainer resourceContainer = null, TextureOptions textureOptions = null)
{
this.resourceContainer = resourceContainer;
this.textureOptions = textureOptions;
}
public TextureAtlas2d(int width, int height, string description, TextureOptions textureOptions = null)
: this(Texture2d.Create(new Color4(0, 0, 0, 0), description, width, height, textureOptions))
{
}
public static Texture2d Create(Color4 color, string description, int width = 1, int height = 1, TextureOptions textureOptions = null)
{
if (width < 1 || height < 1)
{
throw new InvalidOperationException($"Invalid texture size: {width}x{height}");
}
textureOptions = textureOptions ?? TextureOptions.Default;
var textureId = GL.GenTexture();
try
{
var data = new int[width * height];
for (int i = 0; i < width * height; i++)
{
data[i] = color.ToRgba();
}
DrawState.BindTexture(textureId);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, width, height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Rgba, PixelType.UnsignedByte, data);
if (textureOptions.GenerateMipmaps)
{
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
GL.Finish();
}
DrawState.CheckError("specifying texture");
textureOptions.ApplyParameters(TextureTarget.Texture2D);
}
catch (Exception)
{
GL.DeleteTexture(textureId);
DrawState.UnbindTexture(textureId);
throw;
}
return(new Texture2d(textureId, width, height, description));
}
public static Texture2d Load(string filename, ResourceContainer resourceContainer = null, TextureOptions textureOptions = null)
{
using (var bitmap = LoadBitmap(filename, resourceContainer))
return(bitmap != null?Load(bitmap, $"file:{filename}", textureOptions ?? LoadTextureOptions(filename, resourceContainer)) : null);
}
public static TextureOptions LoadTextureOptions(string forBitmapFilename, ResourceContainer resourceContainer = null) => TextureOptions.Load(TextureOptions.GetOptionsFilename(forBitmapFilename), resourceContainer);
public static Texture2d Load(Stream stream, string filename, TextureOptions textureOptions = null)
{
using (var bitmap = (Bitmap)Image.FromStream(stream, false, false))
return(Load(bitmap, $"file:{filename}", textureOptions));
}