public PerObjectConstantBufferBinding(int slot, D3DConstantBuffer constantBuffer, bool isVertexBuffer, bool isGeometryShader, bool isPixelShader)
{
Slot = slot;
ConstantBuffer = constantBuffer;
ShaderStageApplicabilityFlags applicability = 0;
if (isVertexBuffer)
{
applicability |= ShaderStageApplicabilityFlags.Vertex;
}
if (isGeometryShader)
{
applicability |= ShaderStageApplicabilityFlags.Geometry;
}
if (isPixelShader)
{
applicability |= ShaderStageApplicabilityFlags.Fragment;
}
_applicability = applicability;
}
public D3DShaderConstantBindings(
RenderContext rc,
Device device,
ShaderSet shaderSet,
MaterialInputs <MaterialGlobalInputElement> globalInputs,
MaterialInputs <MaterialPerObjectInputElement> perObjectInputs)
{
_device = device;
ShaderReflection vsReflection = new ShaderReflection(((D3DVertexShader)shaderSet.VertexShader).Bytecode.Data);
ShaderReflection psReflection = new ShaderReflection(((D3DFragmentShader)shaderSet.FragmentShader).Bytecode.Data);
ShaderReflection gsReflection = null;
if (shaderSet.GeometryShader != null)
{
gsReflection = new ShaderReflection(((D3DGeometryShader)shaderSet.GeometryShader).Bytecode.Data);
}
int numGlobalElements = globalInputs.Elements.Length;
_constantBufferBindings =
(numGlobalElements > 0)
? new GlobalConstantBufferBinding[numGlobalElements]
: Array.Empty <GlobalConstantBufferBinding>();
for (int i = 0; i < numGlobalElements; i++)
{
var genericElement = globalInputs.Elements[i];
BufferProviderPair pair;
GlobalConstantBufferBinding cbb;
bool isVsBuffer = DoesConstantBufferExist(vsReflection, i, genericElement.Name);
bool isPsBuffer = DoesConstantBufferExist(psReflection, i, genericElement.Name);
bool isGsBuffer = false;
if (gsReflection != null)
{
isGsBuffer = DoesConstantBufferExist(gsReflection, i, genericElement.Name);
}
if (genericElement.UseGlobalNamedBuffer)
{
pair = rc.GetNamedGlobalBufferProviderPair(genericElement.GlobalProviderName);
cbb = new GlobalConstantBufferBinding(i, pair, false, isVsBuffer, isGsBuffer, isPsBuffer);
}
else
{
D3DConstantBuffer constantBuffer = new D3DConstantBuffer(device, genericElement.DataProvider.DataSizeInBytes);
pair = new BufferProviderPair(constantBuffer, genericElement.DataProvider);
cbb = new GlobalConstantBufferBinding(i, pair, true, isVsBuffer, isGsBuffer, isPsBuffer);
}
_constantBufferBindings[i] = cbb;
}
int numPerObjectInputs = perObjectInputs.Elements.Length;
_perObjectBufferBindings =
(numPerObjectInputs > 0)
? new PerObjectConstantBufferBinding[numPerObjectInputs]
: Array.Empty <PerObjectConstantBufferBinding>();
for (int i = 0; i < numPerObjectInputs; i++)
{
var genericElement = perObjectInputs.Elements[i];
int bufferSlot = i + numGlobalElements;
bool isVsBuffer = DoesConstantBufferExist(vsReflection, bufferSlot, genericElement.Name);
bool isPsBuffer = DoesConstantBufferExist(psReflection, bufferSlot, genericElement.Name);
bool isGsBuffer = false;
if (gsReflection != null)
{
isGsBuffer = DoesConstantBufferExist(gsReflection, bufferSlot, genericElement.Name);
}
D3DConstantBuffer constantBuffer = new D3DConstantBuffer(device, genericElement.BufferSizeInBytes);
PerObjectConstantBufferBinding pocbb = new PerObjectConstantBufferBinding(bufferSlot, constantBuffer, isVsBuffer, isGsBuffer, isPsBuffer);
_perObjectBufferBindings[i] = pocbb;
}
}