private void createTexture(bool generateMipMaps, int mipMapCount, IntPtr inputData, int width, int height, TextureContentFormat inputFormat, TextureContentFormat outputFormat)
{
Width = width;
Height = height;
Format = outputFormat;
MipMaps = new List <TextureContentMipMap>();
bool hwCompressedInput = inputFormat == TextureContentFormat.DXT1 || inputFormat == TextureContentFormat.DXT3 || inputFormat == TextureContentFormat.DXT5;
bool hwCompressedOutput = outputFormat == TextureContentFormat.DXT1 || outputFormat == TextureContentFormat.DXT3 || outputFormat == TextureContentFormat.DXT5;
ThreadingHelper.BlockOnUIThread(() =>
{
texture = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, texture);
setDefaultTextureParameters();
//GL.TexStorage2D(TextureTarget2d.Texture2D,(GenerateMipMaps ? 1 : MipMapCount),SizedInternalFormat.Rgba8,width,height);
//GL.TexSubImage2D(TextureTarget.Texture2D,0,0,0,width,height,
GL.TexImage2D(TextureTarget.Texture2D, 0, (hwCompressedOutput ? (OpenTK.Graphics.OpenGL4.PixelInternalFormat)outputFormat : OpenTK.Graphics.OpenGL4.PixelInternalFormat.Rgba), width, height, 0, (hwCompressedInput ? (OpenTK.Graphics.OpenGL4.PixelFormat)inputFormat : OpenTK.Graphics.OpenGL4.PixelFormat.Bgra), PixelType.UnsignedByte, inputData);
if (!generateMipMaps)
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMaxLevel, mipMapCount);
GL.Hint(HintTarget.GenerateMipmapHint, HintMode.Nicest);
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
}
});
PreprocessMipMaps();
ThreadingHelper.BlockOnUIThread(() =>
{
GL.DeleteTexture(texture);
});
}
private void createTexture(bool generateMipMaps, int mipMapCount, IntPtr inputData, int width, int height, TextureContentFormat inputFormat, TextureContentFormat outputFormat)
{
Width = width;
Height = height;
Format = outputFormat;
MipMaps = new List <TextureContentMipMap>();
bool hwCompressedInput = inputFormat == TextureContentFormat.DXT1 || inputFormat == TextureContentFormat.DXT3 || inputFormat == TextureContentFormat.DXT5;
bool hwCompressedOutput = outputFormat == TextureContentFormat.DXT1 || outputFormat == TextureContentFormat.DXT3 || outputFormat == TextureContentFormat.DXT5;
ThreadingHelper.BlockOnUIThread(() =>
{
texture = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, texture);
bool doGenerate = generateMipMaps && mipMapCount > 1;
setDefaultTextureParameters();
//GL.TexStorage2D(TextureTarget2d.Texture2D,(GenerateMipMaps ? 1 : MipMapCount),SizedInternalFormat.Rgba8,width,height);
//GL.TexSubImage2D(TextureTarget.Texture2D,0,0,0,width,height,
if (doGenerate)
{
if (graphicsDevice.majorVersion < 3 &&
((graphicsDevice.majorVersion == 1 && graphicsDevice.minorVersion >= 4) ||
graphicsDevice.majorVersion > 1))
{
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.GenerateMipmap, 1);
}
else if (graphicsDevice.majorVersion < 3)
{
throw new NotSupportedException("Can't generate MipMaps on this Hardware");
}
}
GL.TexImage2D(TextureTarget.Texture2D, 0, (hwCompressedOutput ? (OpenTK.Graphics.OpenGL4.PixelInternalFormat)outputFormat : OpenTK.Graphics.OpenGL4.PixelInternalFormat.Rgba), width, height, 0, (hwCompressedInput ? (OpenTK.Graphics.OpenGL4.PixelFormat)inputFormat : OpenTK.Graphics.OpenGL4.PixelFormat.Bgra), PixelType.UnsignedByte, inputData);
if (doGenerate)
{
//TOODO non power of 2 Textures?
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMaxLevel, mipMapCount);
GL.Hint(HintTarget.GenerateMipmapHint, HintMode.Nicest);
if (graphicsDevice.majorVersion >= 3)
{
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
}
}
});
PreprocessMipMaps();
ThreadingHelper.BlockOnUIThread(() =>
{
GL.DeleteTexture(texture);
});
}
public override Texture2D Read(ContentManager manager, ContentReader reader)
{
bool genMipMaps = reader.ReadBoolean();
int mipCount = reader.ReadInt32();
int width = reader.ReadInt32(), height = reader.ReadInt32();
TextureContentFormat format = (TextureContentFormat)reader.ReadInt32();
bool hwCompressed = format == TextureContentFormat.DXT1 || format == TextureContentFormat.DXT3 || format == TextureContentFormat.DXT5;
Texture2D text;
int size = reader.ReadInt32();
byte[] buffer = reader.ReadBytes(size);
if (hwCompressed)
{
text = new Texture2D(manager.graphicsDevice, width, height, mipCount, (PixelInternalFormat)format);
text.SetData <byte>(buffer, 0, (OpenTK.Graphics.OpenGL4.PixelFormat)format);
//TODO:...
}
else
{
text = new Texture2D(manager.graphicsDevice, width, height, mipCount);
using (var stream = new System.IO.MemoryStream(buffer))
text = Texture2D.FromBitmap(manager.graphicsDevice, new System.Drawing.Bitmap(stream), mipCount);
}
if (genMipMaps)
{
return(text);
}
for (int i = 1; i < mipCount; i++)
{
size = reader.ReadInt32();
buffer = reader.ReadBytes(size);
hwCompressed = format == TextureContentFormat.DXT1 || format == TextureContentFormat.DXT3 || format == TextureContentFormat.DXT5;
if (hwCompressed)
{
text.SetData <byte>(buffer, i, (OpenTK.Graphics.OpenGL4.PixelFormat)format);
}
else
{
using (var stream = new System.IO.MemoryStream(buffer))
text.SetData <byte>(buffer, i);
}
}
return(text);
}
public TextureContent(GraphicsDevice graphicsDevice, bool generateMipMaps, int mipMapCount, IntPtr inputData, int width, int height, TextureContentFormat inputFormat, TextureContentFormat outputFormat)
{
this.graphicsDevice = graphicsDevice;
createTexture(generateMipMaps, mipMapCount, inputData, width, height, inputFormat, outputFormat);
}
protected TextureContentMipMap(int width, int height, TextureContentFormat format)
{
Width = width;
Height = height;
Format = format;
}
public TextureContentMipMap(int width, int height, TextureContentFormat format, System.Drawing.Bitmap data)
: this(width, height, format)
{
this.bitmap = data;
}
public TextureContentMipMap(int width, int height, TextureContentFormat format, byte[] data)
: this(width, height, format)
{
this.data = data;
}
public TextureContent(GraphicsDevice graphicsDevice, bool generateMipMaps, int mipMapCount, byte[] inputData, int width, int height, TextureContentFormat inputFormat, TextureContentFormat outputFormat)
{
this.graphicsDevice = graphicsDevice;
System.Runtime.InteropServices.GCHandle handle = System.Runtime.InteropServices.GCHandle.Alloc(inputData, System.Runtime.InteropServices.GCHandleType.Pinned);
createTexture(generateMipMaps, mipMapCount, handle.AddrOfPinnedObject(), width, height, inputFormat, outputFormat);
handle.Free();
}
public TextureContent(bool generateMipMaps, int mipMapCount, IntPtr inputData, int width, int height, TextureContentFormat inputFormat, TextureContentFormat outputFormat)
{
createTexture(generateMipMaps, mipMapCount, inputData, width, height, inputFormat, outputFormat);
}