internal SharpDX.Direct3D11.InputElement[] GetInputLayout()
{
var inputs = new SharpDX.Direct3D11.InputElement[_elements.Length];
for (var i = 0; i < _elements.Length; i++)
inputs[i] = _elements[i].GetInputElement();
return inputs;
}
internal SharpDX.Direct3D11.InputElement[] GetInputLayout()
{
var inputs = new SharpDX.Direct3D11.InputElement[_elements.Length];
for (var i = 0; i < _elements.Length; i++)
{
inputs[i] = _elements[i].GetInputElement();
}
return(inputs);
}
private SharpDX.Direct3D11.InputElement[] ConvertElements( VertexElement [] elements )
{
SharpDX.Direct3D11.InputElement [] e = new SharpDX.Direct3D11.InputElement [ elements.Length ];
int offset = 0;
for ( int i = 0; i < e.Length; ++i )
{
e [ i ] = new SharpDX.Direct3D11.InputElement ( ConvertUsage ( elements [ i ].Type ),
elements [ i ].UsageIndex, ConvertType ( elements[i].Size ), offset, 0 );
offset += ConvertRealSize ( elements [ i ].Size );
}
return e;
}
public GpuInputLayout(GpuDevice device, InputElement[] inputElements, GpuVertexShader vertexShader)
{
GpuDevice = device;
InputElements = new SharpDX.Direct3D11.InputElement[inputElements.Length];
for (int i = 0; i < InputElements.Length; i++)
{
var element = inputElements[i];
var inputElement = new SharpDX.Direct3D11.InputElement();
inputElement.SemanticName = element.Name;
inputElement.SemanticIndex = element.Index;
inputElement.Slot = 0;
inputElement.Classification = SharpDX.Direct3D11.InputClassification.PerVertexData;
inputElement.InstanceDataStepRate = 0;
if (i == 0)
{
inputElement.AlignedByteOffset = 0;
}
else
{
inputElement.AlignedByteOffset = InputElements[i - 1].AlignedByteOffset + inputElements[i - 1].Size;
}
switch (inputElements[i].Size)
{
case 4:
inputElement.Format = SharpDX.DXGI.Format.R32_Float; break;
case 8:
inputElement.Format = SharpDX.DXGI.Format.R32G32_Float; break;
case 12:
inputElement.Format = SharpDX.DXGI.Format.R32G32B32_Float; break;
case 16:
inputElement.Format = SharpDX.DXGI.Format.R32G32B32A32_Float; break;
default:
break;
}
InputElements[i] = inputElement;
}
mInputLayout = new SharpDX.Direct3D11.InputLayout(GpuDevice.Device, vertexShader.ByteCode, InputElements);
}
private void CreateInputLayout(InputElementDescription[] inputElements)
{
if (inputElements == null)
{
return;
}
var nativeInputElements = new SharpDX.Direct3D11.InputElement[inputElements.Length];
for (int index = 0; index < inputElements.Length; index++)
{
var inputElement = inputElements[index];
nativeInputElements[index] = new SharpDX.Direct3D11.InputElement
{
Slot = inputElement.InputSlot,
SemanticName = inputElement.SemanticName,
SemanticIndex = inputElement.SemanticIndex,
AlignedByteOffset = inputElement.AlignedByteOffset,
Format = (SharpDX.DXGI.Format)inputElement.Format,
};
}
inputLayout = new SharpDX.Direct3D11.InputLayout(NativeDevice, inputSignature, nativeInputElements);
}
internal SharpDX.Direct3D11.InputElement GetInputElement()
{
var element = new SharpDX.Direct3D11.InputElement();
switch (_usage)
{
case Graphics.VertexElementUsage.Position:
element.SemanticName = "SV_Position";
break;
case Graphics.VertexElementUsage.Color:
element.SemanticName = "COLOR";
break;
case Graphics.VertexElementUsage.Normal:
element.SemanticName = "NORMAL";
break;
case Graphics.VertexElementUsage.TextureCoordinate:
element.SemanticName = "TEXCOORD";
break;
case Graphics.VertexElementUsage.BlendIndices:
element.SemanticName = "BLENDINDICES";
break;
case Graphics.VertexElementUsage.BlendWeight:
element.SemanticName = "BLENDWEIGHT";
break;
case Graphics.VertexElementUsage.Binormal:
element.SemanticName = "BINORMAL";
break;
case Graphics.VertexElementUsage.Tangent:
element.SemanticName = "TANGENT";
break;
case Graphics.VertexElementUsage.PointSize:
element.SemanticName = "PSIZE";
break;
default:
throw new NotSupportedException("Unknown vertex element usage!");
}
element.SemanticIndex = _usageIndex;
switch (_format)
{
case VertexElementFormat.Single:
element.Format = SharpDX.DXGI.Format.R32_Float;
break;
case VertexElementFormat.Vector2:
element.Format = SharpDX.DXGI.Format.R32G32_Float;
break;
case VertexElementFormat.Vector3:
element.Format = SharpDX.DXGI.Format.R32G32B32_Float;
break;
case VertexElementFormat.Vector4:
element.Format = SharpDX.DXGI.Format.R32G32B32A32_Float;
break;
case VertexElementFormat.Color:
element.Format = SharpDX.DXGI.Format.R8G8B8A8_UNorm;
break;
case VertexElementFormat.Byte4:
element.Format = SharpDX.DXGI.Format.R8G8B8A8_UInt;
break;
case VertexElementFormat.Short2:
element.Format = SharpDX.DXGI.Format.R16G16_SInt;
break;
case VertexElementFormat.Short4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_SInt;
break;
case VertexElementFormat.NormalizedShort2:
element.Format = SharpDX.DXGI.Format.R16G16_SNorm;
break;
case VertexElementFormat.NormalizedShort4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_SNorm;
break;
case VertexElementFormat.HalfVector2:
element.Format = SharpDX.DXGI.Format.R16G16_Float;
break;
case VertexElementFormat.HalfVector4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_Float;
break;
default:
throw new NotSupportedException("Unknown vertex element format!");
}
element.Slot = 0;
element.AlignedByteOffset = _offset;
// Note that instancing is only supported in
// feature level 9.3 and above.
element.Classification = SharpDX.Direct3D11.InputClassification.PerVertexData;
element.InstanceDataStepRate = 0;
return element;
}
internal SharpDX.Direct3D11.InputElement GetInputElement()
{
var element = new SharpDX.Direct3D11.InputElement();
switch (_usage)
{
case Graphics.VertexElementUsage.Position:
element.SemanticName = "SV_Position";
break;
case Graphics.VertexElementUsage.Color:
element.SemanticName = "COLOR";
break;
case Graphics.VertexElementUsage.Normal:
element.SemanticName = "NORMAL";
break;
case Graphics.VertexElementUsage.TextureCoordinate:
element.SemanticName = "TEXCOORD";
break;
case Graphics.VertexElementUsage.BlendIndices:
element.SemanticName = "BLENDINDICES";
break;
case Graphics.VertexElementUsage.BlendWeight:
element.SemanticName = "BLENDWEIGHT";
break;
case Graphics.VertexElementUsage.Binormal:
element.SemanticName = "BINORMAL";
break;
case Graphics.VertexElementUsage.Tangent:
element.SemanticName = "TANGENT";
break;
case Graphics.VertexElementUsage.PointSize:
element.SemanticName = "PSIZE";
break;
default:
throw new NotImplementedException("Unknown vertex element usage!");
}
element.SemanticIndex = _usageIndex;
switch (_format)
{
case VertexElementFormat.Single:
element.Format = SharpDX.DXGI.Format.R32_Float;
break;
case VertexElementFormat.Vector2:
element.Format = SharpDX.DXGI.Format.R32G32_Float;
break;
case VertexElementFormat.Vector3:
element.Format = SharpDX.DXGI.Format.R32G32B32_Float;
break;
case VertexElementFormat.Vector4:
element.Format = SharpDX.DXGI.Format.R32G32B32A32_Float;
break;
case VertexElementFormat.Color:
element.Format = SharpDX.DXGI.Format.R8G8B8A8_UNorm;
break;
case VertexElementFormat.Byte4:
element.Format = SharpDX.DXGI.Format.R8G8B8A8_UInt;
break;
case VertexElementFormat.Short2:
element.Format = SharpDX.DXGI.Format.R16G16_SInt;
break;
case VertexElementFormat.Short4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_SInt;
break;
case VertexElementFormat.NormalizedShort2:
element.Format = SharpDX.DXGI.Format.R16G16_SNorm;
break;
case VertexElementFormat.NormalizedShort4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_SNorm;
break;
case VertexElementFormat.HalfVector2:
element.Format = SharpDX.DXGI.Format.R16G16_Float;
break;
case VertexElementFormat.HalfVector4:
element.Format = SharpDX.DXGI.Format.R16G16B16A16_Float;
break;
default:
throw new NotImplementedException("Unknown vertex element format!");
}
element.Slot = 0;
element.AlignedByteOffset = _offset;
// Note that instancing is only supported in
// feature level 9.3 and above.
element.Classification = SharpDX.Direct3D11.InputClassification.PerVertexData;
element.InstanceDataStepRate = 0;
return(element);
}
