internal void SetData(DataBox data, int mipLevel)
{
var format = EnumConverter.Convert(Format);
if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.None)
{
graphicsDevice.BindManager.SetTexture(this, 0);
if (!TextureFormatHelper.IsCompressed(Format))
{
GL.TexSubImage3D(TextureTarget.Texture3D, mipLevel, 0, 0, 0, Width, Height, Length, format.Item2, format.Item3, data.Pointer);
}
else
{
if (isInitialized)
{
GL.CompressedTexSubImage3D(TextureTarget.Texture3D, mipLevel, 0, 0, 0, Width, Height, Length, format.Item2, data.Size, data.Pointer);
}
else
{
GL.CompressedTexImage3D(TextureTarget.Texture3D, mipLevel, format.Item1, Width, Height, Length, 0, data.Size, data.Pointer);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
if (!TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureSubImage3D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture3D, mipLevel, 0, 0, 0, Width, Height, Length, (OpenTK.Graphics.OpenGL.PixelFormat)format.Item2, (OpenTK.Graphics.OpenGL.PixelType)format.Item3, data.Pointer);
}
else
{
if (isInitialized)
{
Ext.CompressedTextureSubImage3D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture3D, mipLevel, 0, 0, 0, Width, Height, Length, (OpenTK.Graphics.OpenGL.PixelFormat)format.Item2, Marshal.SizeOf(data), data.Pointer);
}
else
{
Ext.CompressedTextureImage3D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture3D, mipLevel, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)format.Item1, Width, Height, Length, 0, Marshal.SizeOf(data), data.Pointer);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
//OpenGL 4.5
}
graphicsDevice.CheckGLError("Texture3D GenerateMipMaps");
}
internal void SetData(DataRectangle data, int arrayIndex, int mipLevel)
{
var format = EnumConverter.Convert(Format);
if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.None)
{
graphicsDevice.BindManager.SetTexture(this, 0);
if (!TextureFormatHelper.IsCompressed(Format))
{
GL.TexSubImage3D(TextureTarget.Texture2DArray, mipLevel, 0, 0, 0, Width, Height, ArraySize, format.Item2, format.Item3, data.Pointer);
}
else
{
GL.CompressedTexImage3D(TextureTarget.Texture2DArray, mipLevel, format.Item1, Width, Height, ArraySize, 0, data.Size, data.Pointer);
}
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
if (!TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureSubImage3D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture2DArray, mipLevel, 0, 0, 0, Width, Height, ArraySize, (OpenTK.Graphics.OpenGL.PixelFormat)format.Item2, (OpenTK.Graphics.OpenGL.PixelType)format.Item3, data.Pointer);
}
else
{
Ext.CompressedTextureImage3D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture2DArray, mipLevel, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)EnumConverter.Convert(Format).Item1, Width, Height, ArraySize, 0, Marshal.SizeOf(data), data.Pointer);
}
OpenTK.Graphics.OpenGL.GL.Ext.TextureParameter(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture2DArray, OpenTK.Graphics.OpenGL.TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
//OpenGL 4.5
}
graphicsDevice.CheckGLError("Texture2DArray SetData");
}
} internal Texture3D(GraphicsDevice graphicsDevice, int width, int height, int length, TextureFormat format, bool generateMipMaps, ResourceUsage usage = ResourceUsage.Normal, DataBox data = new DataBox())
: base(graphicsDevice, new System.Diagnostics.StackTrace(1))
{
if (width <= 0)
{
throw new ArgumentOutOfRangeException("width", "Width must be positive.");
}
if (height <= 0)
{
throw new ArgumentOutOfRangeException("height", "Height must be positive.");
}
if (format == TextureFormat.Unknown)
{
throw new ArgumentException("Format must not be TextureFormat.Unknown.", "format");
}
if (width > graphicsDevice.OpenGLCapabilities.MaxTextureSize)
{
throw new PlatformNotSupportedException("width exceeds the maximum texture size");
}
if (height > graphicsDevice.OpenGLCapabilities.MaxTextureSize)
{
throw new PlatformNotSupportedException("height exceeds the maximum texture size");
}
if ((width % 2 != 0 || height % 2 != 0 || length % 2 != 0) && graphicsDevice.OpenGLCapabilities.SupportsNonPowerOf2Textures)
{
throw new PlatformNotSupportedException("Driver doesn't support non power of two textures");
}
if (length > graphicsDevice.OpenGLCapabilities.MaxTextureSize)
{
throw new PlatformNotSupportedException("length exceeds the maximum texture size");
}
if (usage == ResourceUsage.Immutable && (data.IsNull))
{
throw new ArgumentException("data", "Immutable textures must be initialized with data.");
}
this.Width = width;
this.Height = height;
this.Length = length;
this.MipLevels = generateMipMaps ? OpenGL4.GraphicsDevice.MipLevels(width, height) : 1;
this.Format = format;
this.Usage = usage;
var internalFormat = EnumConverter.Convert(Format);
this.TextureID = GL.GenTexture();
if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.None)
{
graphicsDevice.BindManager.SetTexture(this, 0);
//Höchstes Mipmap-Level setzen
GL.TexParameter(TextureTarget.Texture3D, TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
//Die Textur erstellen (Null Daten funktionieren nicht mit Compression)
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2))
{
GL.TexStorage3D(TextureTarget3d.Texture3D, MipLevels, EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, Length);
}
else
{
int size = 0;
IntPtr ptr = IntPtr.Zero;
if (!data.IsNull)
{
size = data.Size;
ptr = data.Pointer;
}
if (!TextureFormatHelper.IsCompressed(Format))
{
GL.TexImage3D(TextureTarget.Texture3D, 0, internalFormat.Item1, width, height, length, 0, internalFormat.Item2, internalFormat.Item3, ptr);
}
else if (ptr != IntPtr.Zero)
{
GL.CompressedTexImage3D(TextureTarget.Texture3D, 0, internalFormat.Item1, width, height, length, 0, size, ptr);
isInitialized = true;
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
//Höchstes Mipmap-Level setzen
OpenTK.Graphics.OpenGL.GL.Ext.TextureParameter(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture3D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
//Die Textur erstellen (Null Daten funktionieren nicht mit Compression)
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2) && !TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureStorage3D(TextureID, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)TextureTarget3d.Texture3D, MipLevels, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, Length);
}
else
{
int size = 0;
IntPtr ptr = IntPtr.Zero;
if (!data.IsNull)
{
size = data.Size;
ptr = data.Pointer;
}
if (!TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureImage3D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture3D, 0, (int)internalFormat.Item1, width, height, length, 0, (OpenTK.Graphics.OpenGL.PixelFormat)internalFormat.Item2, (OpenTK.Graphics.OpenGL.PixelType)internalFormat.Item3, ptr);
}
else if (ptr != IntPtr.Zero)
{
Ext.CompressedTextureImage3D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture3D, 0, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)internalFormat.Item1, width, height, length, 0, size, ptr);
isInitialized = true;
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
}
graphicsDevice.CheckGLError("Texture3D Constructor");
}