public InputLayout GetInputLayout(EffectInputSignature effectInputSignature, VertexArrayLayout vertexArrayLayout)
{
var inputKey = new InputKey(effectInputSignature, vertexArrayLayout);
InputLayout inputLayout;
// TODO: Check if it is really worth to use ConcurrentDictionary
lock (registeredSignatures)
{
if (!registeredSignatures.TryGetValue(inputKey, out inputLayout))
{
try
{
inputLayout = new InputLayout(graphicsDevice.NativeDevice, effectInputSignature.NativeSignature, vertexArrayLayout.InputElements);
}
catch (Exception)
{
throw new InvalidOperationException("The provided vertex array input elements are not matching the ones of the shader." +
" [Details: EffectInputSignature='{0}', VertexArrayLayout='{1}]".ToFormat(effectInputSignature.ToString(), vertexArrayLayout.ToString()));
}
registeredSignatures.Add(inputKey, inputLayout);
}
((IUnknown)inputLayout).AddReference();
}
return(inputLayout);
}
private void ClearStateImpl()
{
NativeDeviceContext.ClearState();
for (int i = 0; i < samplerStates.Length; ++i)
{
samplerStates[i] = null;
}
for (int i = 0; i < constantBuffers.Length; ++i)
{
constantBuffers[i] = null;
}
for (int i = 0; i < unorderedAccessViews.Length; ++i)
{
unorderedAccessViews[i] = null;
}
for (int i = 0; i < currentRenderTargetViews.Length; i++)
{
currentRenderTargetViews[i] = null;
}
currentEffectInputSignature = null;
currentVertexArrayLayout = null;
currentInputLayout = null;
currentVertexArrayObject = null;
CurrentEffect = null;
}
public bool Equals(VertexArrayLayout other)
{
if (ReferenceEquals(this, other))
{
return(true);
}
return(hashCode == other.hashCode && Utilities.Compare(InputElements, other.InputElements));
}
/// <summary>
/// Gets the original create layout.
/// </summary>
/// <param name="layout">The layout.</param>
/// <returns>VertexArrayLayout.</returns>
public static VertexArrayLayout GetOrCreateLayout(VertexArrayLayout layout)
{
VertexArrayLayout registeredLayout;
lock (RegisteredLayouts)
{
if (!RegisteredLayouts.TryGetValue(layout, out registeredLayout))
{
RegisteredLayouts.Add(layout, layout);
registeredLayout = layout;
}
}
return registeredLayout;
}
/// <summary>
/// Gets the original create layout.
/// </summary>
/// <param name="layout">The layout.</param>
/// <returns>VertexArrayLayout.</returns>
public static VertexArrayLayout GetOrCreateLayout(VertexArrayLayout layout)
{
VertexArrayLayout registeredLayout;
lock (RegisteredLayouts)
{
if (!RegisteredLayouts.TryGetValue(layout, out registeredLayout))
{
RegisteredLayouts.Add(layout, layout);
registeredLayout = layout;
}
}
return(registeredLayout);
}
private void ReleaseDevice()
{
// Display D3D11 ref counting info
ClearState();
NativeDevice.ImmediateContext.Flush();
NativeDevice.ImmediateContext.Dispose();
if (IsDebugMode)
{
var deviceDebug = new DeviceDebug(NativeDevice);
deviceDebug.ReportLiveDeviceObjects(ReportingLevel.Detail);
}
currentInputLayout = null;
currentEffectInputSignature = null;
currentVertexArrayObject = null;
currentVertexArrayLayout = null;
nativeDevice.Dispose();
}
private VertexArrayObject(GraphicsDevice graphicsDevice, EffectInputSignature shaderSignature, IndexBufferBinding indexBufferBinding, VertexBufferBinding[] vertexBufferBindings)
: base(graphicsDevice)
{
this.vertexBufferBindings = vertexBufferBindings;
this.indexBufferBinding = indexBufferBinding;
this.EffectInputSignature = shaderSignature;
// Calculate Direct3D11 InputElement
int inputElementCount = vertexBufferBindings.Sum(t => t.Declaration.VertexElements.Length);
var inputElements = new InputElement[inputElementCount];
int j = 0;
for (int i = 0; i < vertexBufferBindings.Length; i++)
{
var declaration = vertexBufferBindings[i].Declaration;
vertexBufferBindings[i].Buffer.AddReferenceInternal();
foreach (var vertexElementWithOffset in declaration.EnumerateWithOffsets())
{
var vertexElement = vertexElementWithOffset.VertexElement;
inputElements[j++] = new InputElement
{
Slot = i,
SemanticName = vertexElement.SemanticName,
SemanticIndex = vertexElement.SemanticIndex,
AlignedByteOffset = vertexElementWithOffset.Offset,
Format = (SharpDX.DXGI.Format)vertexElement.Format,
};
}
}
Layout = VertexArrayLayout.GetOrCreateLayout(new VertexArrayLayout(inputElements));
if (indexBufferBinding != null)
{
indexBufferBinding.Buffer.AddReferenceInternal();
indexBufferOffset = indexBufferBinding.Offset;
indexFormat = (indexBufferBinding.Is32Bit ? SharpDX.DXGI.Format.R32_UInt : SharpDX.DXGI.Format.R16_UInt);
}
CreateResources();
}
private VertexArrayObject(GraphicsDevice graphicsDevice, EffectInputSignature shaderSignature, IndexBufferBinding indexBufferBinding, VertexBufferBinding[] vertexBufferBindings)
: base(graphicsDevice)
{
this.vertexBufferBindings = vertexBufferBindings;
this.indexBufferBinding = indexBufferBinding;
this.EffectInputSignature = shaderSignature;
// Calculate Direct3D11 InputElement
int inputElementCount = vertexBufferBindings.Sum(t => t.Declaration.VertexElements.Length);
var inputElements = new InputElement[inputElementCount];
int j = 0;
for (int i = 0; i < vertexBufferBindings.Length; i++)
{
var declaration = vertexBufferBindings[i].Declaration;
vertexBufferBindings[i].Buffer.AddReferenceInternal();
foreach (var vertexElementWithOffset in declaration.EnumerateWithOffsets())
{
var vertexElement = vertexElementWithOffset.VertexElement;
inputElements[j++] = new InputElement
{
Slot = i,
SemanticName = vertexElement.SemanticName,
SemanticIndex = vertexElement.SemanticIndex,
AlignedByteOffset = vertexElementWithOffset.Offset,
Format = (SharpDX.DXGI.Format)vertexElement.Format,
};
}
}
Layout = VertexArrayLayout.GetOrCreateLayout(new VertexArrayLayout(inputElements));
if (indexBufferBinding != null)
{
indexBufferBinding.Buffer.AddReferenceInternal();
indexBufferOffset = indexBufferBinding.Offset;
indexFormat = (indexBufferBinding.Is32Bit ? SharpDX.DXGI.Format.R32_UInt : SharpDX.DXGI.Format.R16_UInt);
}
CreateResources();
}
/// <summary>
/// Prepares a draw call. This method is called before each Draw() method to setup the correct Primitive, InputLayout and VertexBuffers.
/// </summary>
/// <param name="primitiveType">Type of the primitive.</param>
/// <exception cref="System.InvalidOperationException">Cannot GraphicsDevice.Draw*() without an effect being previously applied with Effect.Apply() method</exception>
private void PrepareDraw(PrimitiveType primitiveType)
{
if (CurrentEffect == null)
{
throw new InvalidOperationException("Cannot GraphicsDevice.Draw*() without an effect being previously applied with Effect.Apply() method");
}
// Setup the primitive type
PrimitiveType = primitiveType;
// If the vertex array object is null, simply set the InputLayout to null
if (newVertexArrayObject == null)
{
if (currentVertexArrayObject != null)
{
currentVertexArrayObject = null;
currentVertexArrayLayout = null;
currentEffectInputSignature = null;
inputAssembler.InputLayout = currentInputLayout = null;
}
}
else
{
var newVertexArrayLayout = newVertexArrayObject.Layout;
var newEffectInputSignature = CurrentEffect.InputSignature;
var oldInputLayout = currentInputLayout;
// Apply the VertexArrayObject
if (newVertexArrayObject != currentVertexArrayObject)
{
currentVertexArrayObject = newVertexArrayObject;
newVertexArrayObject.Apply(inputAssembler);
}
// If the input layout of the effect or the vertex buffer has changed, get the associated new input layout
if (!ReferenceEquals(newVertexArrayLayout, currentVertexArrayLayout) || !ReferenceEquals(newEffectInputSignature, currentEffectInputSignature))
{
currentVertexArrayLayout = newVertexArrayLayout;
currentEffectInputSignature = newEffectInputSignature;
if (newVertexArrayObject.InputLayout != null && ReferenceEquals(newEffectInputSignature, newVertexArrayObject.EffectInputSignature))
{
// Default configuration
currentInputLayout = newVertexArrayObject.InputLayout;
}
else if (ReferenceEquals(newEffectInputSignature, newVertexArrayObject.LastEffectInputSignature))
{
// Reuse previous configuration
currentInputLayout = newVertexArrayObject.LastInputLayout;
}
// Slow path if the current VertexArrayObject is not optimized for the particular input (or not used right before)
else
{
currentInputLayout = InputLayoutManager.GetInputLayout(newEffectInputSignature, currentVertexArrayLayout);
// Store it in VAO since it will likely be used with same effect later
newVertexArrayObject.LastInputLayout = currentInputLayout;
newVertexArrayObject.LastEffectInputSignature = newEffectInputSignature;
}
// Setup the input layout (if it changed)
if (currentInputLayout != oldInputLayout)
{
inputAssembler.InputLayout = currentInputLayout;
}
}
}
}
public InputKey(EffectInputSignature effectInputSignature, VertexArrayLayout vertexArrayLayout)
{
this.effectInputSignature = effectInputSignature;
this.vertexArrayLayout = vertexArrayLayout;
}
public bool Equals(VertexArrayLayout other)
{
if (ReferenceEquals(this, other))
return true;
return hashCode == other.hashCode && Utilities.Compare(InputElements, other.InputElements);
}
/// <summary>
/// Prepares a draw call. This method is called before each Draw() method to setup the correct Primitive, InputLayout and VertexBuffers.
/// </summary>
/// <param name="primitiveType">Type of the primitive.</param>
/// <exception cref="System.InvalidOperationException">Cannot GraphicsDevice.Draw*() without an effect being previously applied with Effect.Apply() method</exception>
private void PrepareDraw(PrimitiveType primitiveType)
{
if (CurrentEffect == null)
{
throw new InvalidOperationException("Cannot GraphicsDevice.Draw*() without an effect being previously applied with Effect.Apply() method");
}
// Setup the primitive type
PrimitiveType = primitiveType;
// If the vertex array object is null, simply set the InputLayout to null
if (newVertexArrayObject == null)
{
if (currentVertexArrayObject != null)
{
currentVertexArrayObject = null;
currentVertexArrayLayout = null;
currentEffectInputSignature = null;
inputAssembler.InputLayout = currentInputLayout = null;
}
}
else
{
var newVertexArrayLayout = newVertexArrayObject.Layout;
var newEffectInputSignature = CurrentEffect.InputSignature;
var oldInputLayout = currentInputLayout;
// Apply the VertexArrayObject
if (newVertexArrayObject != currentVertexArrayObject)
{
currentVertexArrayObject = newVertexArrayObject;
newVertexArrayObject.Apply(inputAssembler);
}
// If the input layout of the effect or the vertex buffer has changed, get the associated new input layout
if (!ReferenceEquals(newVertexArrayLayout, currentVertexArrayLayout) || !ReferenceEquals(newEffectInputSignature, currentEffectInputSignature))
{
currentVertexArrayLayout = newVertexArrayLayout;
currentEffectInputSignature = newEffectInputSignature;
if (newVertexArrayObject.InputLayout != null && ReferenceEquals(newEffectInputSignature, newVertexArrayObject.EffectInputSignature))
{
// Default configuration
currentInputLayout = newVertexArrayObject.InputLayout;
}
else if (ReferenceEquals(newEffectInputSignature, newVertexArrayObject.LastEffectInputSignature))
{
// Reuse previous configuration
currentInputLayout = newVertexArrayObject.LastInputLayout;
}
// Slow path if the current VertexArrayObject is not optimized for the particular input (or not used right before)
else
{
currentInputLayout = InputLayoutManager.GetInputLayout(newEffectInputSignature, currentVertexArrayLayout);
// Store it in VAO since it will likely be used with same effect later
newVertexArrayObject.LastInputLayout = currentInputLayout;
newVertexArrayObject.LastEffectInputSignature = newEffectInputSignature;
}
// Setup the input layout (if it changed)
if (currentInputLayout != oldInputLayout)
inputAssembler.InputLayout = currentInputLayout;
}
}
SetViewportImpl();
}
private void ReleaseDevice()
{
// Display D3D11 ref counting info
ClearState();
NativeDevice.ImmediateContext.Flush();
NativeDevice.ImmediateContext.Dispose();
if (IsDebugMode)
{
var deviceDebug = new DeviceDebug(NativeDevice);
deviceDebug.ReportLiveDeviceObjects(ReportingLevel.Detail);
}
currentInputLayout = null;
currentEffectInputSignature = null;
currentVertexArrayObject = null;
currentVertexArrayLayout = null;
nativeDevice.Dispose();
}
private void ClearStateImpl()
{
NativeDeviceContext.ClearState();
for (int i = 0; i < samplerStates.Length; ++i)
samplerStates[i] = null;
for (int i = 0; i < constantBuffers.Length; ++i)
constantBuffers[i] = null;
for (int i = 0; i < unorderedAccessViews.Length; ++i)
unorderedAccessViews[i] = null;
for (int i = 0; i < currentRenderTargetViews.Length; i++)
currentRenderTargetViews[i] = null;
currentEffectInputSignature = null;
currentVertexArrayLayout = null;
currentInputLayout = null;
currentVertexArrayObject = null;
CurrentEffect = null;
}