/// <summary>
/// Initializes a new instance of the <see cref="Buffer" /> class.
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="description">The description.</param>
/// <param name="bufferFlags">Type of the buffer.</param>
/// <param name="viewFormat">The view format.</param>
/// <param name="dataPointer">The data pointer.</param>
protected Buffer(GraphicsDevice device, BufferDescription description, BufferFlags bufferFlags, PixelFormat viewFormat, IntPtr dataPointer) : base(device)
{
Description = description;
BufferFlags = bufferFlags;
ViewFormat = viewFormat;
//InitCountAndViewFormat(out this.elementCount, ref ViewFormat);
//Initialize(device.RootDevice, null);
}
/// <summary>
/// Initializes a new instance of the <see cref="Buffer" /> class.
/// </summary>
/// <param name="description">The description.</param>
/// <param name="viewFlags">Type of the buffer.</param>
/// <param name="viewFormat">The view format.</param>
/// <param name="dataPointer">The data pointer.</param>
protected Buffer InitializeFromImpl(BufferDescription description, BufferFlags viewFlags, PixelFormat viewFormat, IntPtr dataPointer)
{
bufferDescription = description;
nativeDescription = ConvertToNativeDescription(GraphicsDevice, Description);
ViewFlags = viewFlags;
InitCountAndViewFormat(out this.elementCount, ref viewFormat);
ViewFormat = viewFormat;
Recreate(dataPointer);
if (GraphicsDevice != null)
{
GraphicsDevice.BuffersMemory += SizeInBytes/(float)0x100000;
}
return this;
}
/// <summary>
/// Initializes a new instance of the <see cref="Buffer" /> class.
/// </summary>
/// <param name="description">The description.</param>
/// <param name="viewFlags">Type of the buffer.</param>
/// <param name="viewFormat">The view format.</param>
/// <param name="dataPointer">The data pointer.</param>
protected Buffer InitializeFromImpl(BufferDescription description, BufferFlags viewFlags, PixelFormat viewFormat, IntPtr dataPointer)
{
bufferDescription = description;
ViewFlags = viewFlags;
bool isCompressed;
OpenGLConvertExtensions.ConvertPixelFormat(GraphicsDevice, ref viewFormat, out TextureInternalFormat, out TextureFormat, out TextureType, out bufferTextureElementSize, out isCompressed);
ViewFormat = viewFormat;
Recreate(dataPointer);
if (GraphicsDevice != null)
{
GraphicsDevice.BuffersMemory += SizeInBytes/(float)0x100000;
}
return this;
}
/// <summary>
/// Initializes a new instance of the <see cref="Buffer" /> class.
/// </summary>
/// <param name="description">The description.</param>
/// <param name="viewFlags">Type of the buffer.</param>
/// <param name="viewFormat">The view format.</param>
/// <param name="dataPointer">The data pointer.</param>
protected Buffer InitializeFromImpl(BufferDescription description, BufferFlags viewFlags, PixelFormat viewFormat, IntPtr dataPointer)
{
bufferDescription = description;
ViewFlags = viewFlags;
#if !SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
int pixelSize;
bool isCompressed;
OpenGLConvertExtensions.ConvertPixelFormat(GraphicsDevice, ref viewFormat, out internalFormat, out glPixelFormat, out type, out pixelSize, out isCompressed);
#endif
ViewFormat = viewFormat;
Recreate(dataPointer);
if (GraphicsDevice != null)
{
GraphicsDevice.BuffersMemory += SizeInBytes/(float)0x100000;
}
return this;
}
private static SharpDX.Direct3D12.ResourceDescription ConvertToNativeDescription(GraphicsDevice graphicsDevice, BufferDescription bufferDescription)
{
var size = bufferDescription.SizeInBytes;
// TODO D3D12 for now, ensure size is multiple of ConstantBufferDataPlacementAlignment (for cbuffer views)
size = (size + graphicsDevice.ConstantBufferDataPlacementAlignment - 1) / graphicsDevice.ConstantBufferDataPlacementAlignment * graphicsDevice.ConstantBufferDataPlacementAlignment;
return SharpDX.Direct3D12.ResourceDescription.Buffer(size);
}
private static SharpDX.Direct3D12.ResourceDescription ConvertToNativeDescription(BufferDescription bufferDescription)
{
var size = bufferDescription.SizeInBytes;
// TODO D3D12 for now, ensure size is multiple of 256 (for cbuffer views)
size = (size + 255) & ~255;
return SharpDX.Direct3D12.ResourceDescription.Buffer(size);
}
private static SharpDX.Direct3D12.ResourceDescription ConvertToNativeDescription(BufferDescription bufferDescription)
{
var size = bufferDescription.SizeInBytes;
// TODO D3D12 for now, ensure size is multiple of 256 (for cbuffer views)
size = (size + 255) & ~255;
return(SharpDX.Direct3D12.ResourceDescription.Buffer(size));
}
