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");
}
internal void SetData(DataRectangle data, int mipLevel)
{
if (mipLevel >= this.MipLevels)
{
throw new ArgumentOutOfRangeException("MipLevel exceeds the amount of mip levels.");
}
if (mipLevel < 0)
{
throw new ArgumentOutOfRangeException("MipLevel must not be smaller than zero.");
}
if (data.Size < 0)
{
throw new ArgumentOutOfRangeException("ImageSize must not be smaller than zero.");
}
var format = EnumConverter.Convert(Format);
int width = Width / (int)Math.Pow(2, mipLevel);
int height = Height / (int)Math.Pow(2, mipLevel);
if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.None)
{
graphicsDevice.BindManager.SetTexture(this, 0);
if (!TextureFormatHelper.IsCompressed(Format))
{
GL.TexSubImage2D(TextureTarget.Texture2D, mipLevel, 0, 0, width, height, format.Item2, format.Item3, data.Pointer);
}
else
{
if (isInitialized)
{
GL.CompressedTexSubImage2D(TextureTarget.Texture2D, mipLevel, 0, 0, width, height, format.Item2, data.Size, data.Pointer);
}
else
{
GL.CompressedTexImage2D(TextureTarget.Texture2D, mipLevel, format.Item1, width, height, 0, data.Size, data.Pointer);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
if (!TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureSubImage2D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, mipLevel, 0, 0, width, height, (OpenTK.Graphics.OpenGL.PixelFormat)format.Item2, (OpenTK.Graphics.OpenGL.PixelType)format.Item3, data.Pointer);
}
else
{
if (isInitialized)
{
Ext.CompressedTextureSubImage2D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, mipLevel, 0, 0, width, height, (OpenTK.Graphics.OpenGL.PixelFormat)format.Item2, data.Size, data.Pointer);
}
else
{
Ext.CompressedTextureImage2D(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, mipLevel, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)format.Item1, width, height, 0, data.Size, data.Pointer);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
//OpenGL 4.5
}
graphicsDevice.CheckGLError("Texture2D SetData");
}
internal Texture2D(GraphicsDevice graphicsDevice, int width, int height, TextureFormat format, int mipLevels, ResourceUsage usage = ResourceUsage.Normal, params DataRectangle[] data)
: 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 (mipLevels < 0)
{
throw new ArgumentOutOfRangeException("mipLevels", "MipLevels must not be negative.");
}
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 (usage == ResourceUsage.Immutable && (data == null || data.Length == 0))
{
throw new ArgumentException("data", "Immutable textures must be initialized with data.");
}
if (data != null && data.Length != 0 && data.Length < mipLevels)
{
throw new ArgumentOutOfRangeException("data", data.Length, string.Format("data Lenght is too small for specified mipLevels, expected: {0}", mipLevels));
}
this.Width = width;
this.Height = height;
this.Format = format;
this.Usage = usage;
var internalFormat = EnumConverter.Convert(Format);
this.MipLevels = mipLevels > 0 ? mipLevels : 1;
this.TextureID = GL.GenTexture();
if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.None)
{
graphicsDevice.BindManager.SetTexture(this, 0);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2) && !TextureFormatHelper.IsCompressed(Format))
{
GL.TexStorage2D(TextureTarget2d.Texture2D, MipLevels, EnumConverter.ConvertSizedInternalFormat(Format), Width, Height);
}
else
{
int size = 0;
IntPtr ptr = IntPtr.Zero;
if (data != null && data.Length > 0)
{
size = data[0].Size;
ptr = data[0].Pointer;
}
if (!TextureFormatHelper.IsCompressed(Format))
{
GL.TexImage2D(TextureTarget.Texture2D, 0, internalFormat.Item1, width, height, 0, internalFormat.Item2, internalFormat.Item3, ptr);
}
else if (ptr != IntPtr.Zero)
{
GL.CompressedTexImage2D(TextureTarget.Texture2D, 0, internalFormat.Item1, width, height, 0, size, ptr);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
OpenTK.Graphics.OpenGL.GL.Ext.TextureParameter(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2) && !TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureStorage2D(TextureID, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)TextureTarget2d.Texture2D, MipLevels, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)EnumConverter.ConvertSizedInternalFormat(Format), Width, Height);
}
else
{
int size = 0;
IntPtr ptr = IntPtr.Zero;
if (data != null && data.Length > 0)
{
size = data[0].Size;
ptr = data[0].Pointer;
}
if (!TextureFormatHelper.IsCompressed(Format))
{
Ext.TextureImage2D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture2D, 0, (int)internalFormat.Item1, width, height, 0, (OpenTK.Graphics.OpenGL.PixelFormat)internalFormat.Item2, (OpenTK.Graphics.OpenGL.PixelType)internalFormat.Item3, ptr);
}
else if (ptr != IntPtr.Zero)
{
Ext.CompressedTextureImage2D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture2D, 0, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)internalFormat.Item1, width, height, 0, size, ptr);
isInitialized = true;
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
}
graphicsDevice.CheckGLError("Texture2D Constructor");
if (data != null && data.Length > 1)
{
for (int i = 1; i < data.Length; i++)
{
SetData(data[i], i);
}
}
}
public override void LoadData(Graphics.ITexture2D handle, string file, TextureLoadSettings settings)
{
if (file == null)
{
throw new ArgumentNullException("file");
}
if (handle == null)
{
throw new ArgumentNullException("handle");
}
if (!IsHeaderLoaded)
{
LoadHeader(file, settings);
}
FileStream stream = new FileStream(file, FileMode.Open);
if (stream.Length <= 128)
{
throw new Exception("File is too small");
}
GCHandle arrayHandle;
try
{
int dataOffset = 4 + 124;
if (hasHeaderDXT10)
{
dataOffset += Marshal.SizeOf(typeof(HeaderDXT10));
}
stream.Position = dataOffset;
int dataSize = (int)stream.Length - dataOffset;
byte[] data = new byte[dataSize];
stream.Read(data, 0, dataSize);
if (!IsVolumeTexture)
{
int faces = IsCubeMap ? 6 : 1;
int levels = header.MipLevels > 0 ? header.MipLevels : 1;
DataRectangle[] rectangles = new DataRectangle[levels * faces];
if (TextureFormatHelper.IsCompressed(header.Format))
{
arrayHandle = GCHandle.Alloc(data, GCHandleType.Pinned);
}
else
{
arrayHandle = GCHandle.Alloc(ConvertFormat(data), GCHandleType.Pinned);
}
try
{
IntPtr pointer = arrayHandle.AddrOfPinnedObject();
for (int face = 0; face < faces; face++)
{
int width = header.Width;
int height = header.Height;
for (int mipLevel = 0; mipLevel < levels; mipLevel++)
{
int size = (int)GetSize(width, height);
rectangles[levels * face + mipLevel] = new DataRectangle(pointer, (int)GetPitch(width), size);
width /= 2;
height /= 2;
pointer += size;
}
}
for (int i = 0; i < rectangles.Length; i++)
{
Engine.GraphicsDevice.RenderContext.UpdateContext.Update(handle, i, rectangles[i]);
}
}
finally
{
arrayHandle.Free();
}
}
else
{
//TextureImporterBase doesn't support 3D Textures
}
}
finally
{
//if (arrayHandle.IsAllocated)
// arrayHandle.Free();
stream.Close();
}
}
internal Texture2DArray(GraphicsDevice graphicsDevice, int width, int height, int arraySize, TextureFormat format, bool generateMipMaps, ResourceUsage usage = ResourceUsage.Normal, params DataRectangle[] data)
: 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) && graphicsDevice.OpenGLCapabilities.SupportsNonPowerOf2Textures)
{
throw new PlatformNotSupportedException("Driver doesn't support non power of two textures");
}
if (width != height)
{
throw new PlatformNotSupportedException("Texture arrays must be quadratic");
}
if (arraySize <= 0)
{
throw new ArgumentOutOfRangeException("Array Size must be at least one", "arraySize");
}
if (usage == ResourceUsage.Immutable && (data == null || data.Length == 0))
{
throw new ArgumentException("data", "Immutable textures must be initialized with data.");
}
if (data != null && data.Length != 0 && data.Length < arraySize)
{
throw new ArgumentOutOfRangeException("data", data.Length, string.Format("data Lenght is too small for specified arraySize, expected: {0}", arraySize));
}
this.Width = width;
this.Height = height;
this.ArraySize = arraySize;
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);
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (!TextureFormatHelper.IsCompressed(Format))
{
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2))
{
GL.TexStorage3D(TextureTarget3d.Texture2DArray, MipLevels, EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, ArraySize);
}
else
{
GL.TexImage3D(TextureTarget.Texture2DArray, 0, internalFormat.Item1, width, height, arraySize, 0, internalFormat.Item2, internalFormat.Item3, IntPtr.Zero);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
Ext.TextureParameter(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (!TextureFormatHelper.IsCompressed(Format))
{
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2))
{
Ext.TextureStorage3D(TextureID, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)TextureTarget3d.Texture2DArray, MipLevels, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, ArraySize);
}
else
{
Ext.TextureImage3D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture3D, 0, (int)internalFormat.Item1, width, height, arraySize, 0, (OpenTK.Graphics.OpenGL.PixelFormat)internalFormat.Item2, (OpenTK.Graphics.OpenGL.PixelType)internalFormat.Item3, IntPtr.Zero);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
}
if (data != null)
{
for (int i = 0; i < data.Length; i++)
{
SetData(data[i], i, 0);
}
}
graphicsDevice.CheckGLError();
}
internal Texture2DArray(GraphicsDevice graphicsDevice, int width, int height, int arraySize, TextureFormat format, int mipLevels, ResourceUsage usage = ResourceUsage.Normal, params DataRectangle[] data)
: 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 (mipLevels < 0)
{
throw new ArgumentOutOfRangeException("mipLevels", "MipLevels must not be negative.");
}
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 != height)
{
throw new PlatformNotSupportedException("Texture arrays must be quadratic");
}
if (arraySize <= 0)
{
throw new ArgumentOutOfRangeException("Array Size must be at least one", "arraySize");
}
if (data != null && data.Length != 0 && data.Length < mipLevels * arraySize)
{
throw new ArgumentOutOfRangeException("data", data.Length, string.Format("data Lenght is too small for specified arraySize and mipLevels, expected: {0}", mipLevels * arraySize));
}
this.Width = width;
this.Height = height;
this.ArraySize = arraySize;
this.MipLevels = mipLevels > 0 ? mipLevels : 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);
GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (!TextureFormatHelper.IsCompressed(Format))
{
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2))
{
GL.TexStorage3D(TextureTarget3d.Texture2DArray, MipLevels, EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, ArraySize);
}
else
{
GL.TexImage3D(TextureTarget.Texture2DArray, 0, internalFormat.Item1, width, height, arraySize, 0, internalFormat.Item2, internalFormat.Item3, IntPtr.Zero);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Extension)
{
Ext.TextureParameter(TextureID, OpenTK.Graphics.OpenGL.TextureTarget.Texture2D, OpenTK.Graphics.OpenGL.TextureParameterName.TextureMaxLevel, this.MipLevels - 1);
if (!TextureFormatHelper.IsCompressed(Format))
{
if (graphicsDevice.OpenGLCapabilities.SupportsTextureStorage && graphicsDevice.OpenGLCapabilities.OpenGLVersion > new Version(4, 2))
{
Ext.TextureStorage3D(TextureID, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)TextureTarget3d.Texture2DArray, MipLevels, (OpenTK.Graphics.OpenGL.ExtDirectStateAccess)EnumConverter.ConvertSizedInternalFormat(Format), Width, Height, ArraySize);
}
else
{
Ext.TextureImage3D(TextureID, (OpenTK.Graphics.OpenGL.TextureTarget)TextureTarget.Texture3D, 0, (int)internalFormat.Item1, width, height, arraySize, 0, (OpenTK.Graphics.OpenGL.PixelFormat)internalFormat.Item2, (OpenTK.Graphics.OpenGL.PixelType)internalFormat.Item3, IntPtr.Zero);
}
}
}
else if (graphicsDevice.OpenGLCapabilities.DirectStateAccess == DirectStateAccess.Core)
{
}
if (data != null)
{
for (int i = 0; i < data.Length; i++)
{
int arrayIndex = i / MipLevels;
int mipIndex = i - arrayIndex * MipLevels; //Macht Sinn weil int gerundet wird
SetData(data[i], arrayIndex, 0);
}
}
graphicsDevice.CheckGLError();
}