template project, first version
This commit is contained in:
rachelchu
365
DirectXTK/Src/CommonStates.cpp
Normal file
365
DirectXTK/Src/CommonStates.cpp
Normal file
@@ -0,0 +1,365 @@
|
||||
//--------------------------------------------------------------------------------------
|
||||
// File: CommonStates.cpp
|
||||
//
|
||||
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
|
||||
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
|
||||
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
|
||||
// PARTICULAR PURPOSE.
|
||||
//
|
||||
// Copyright (c) Microsoft Corporation. All rights reserved.
|
||||
//
|
||||
// http://go.microsoft.com/fwlink/?LinkId=248929
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
#include "pch.h"
|
||||
#include "CommonStates.h"
|
||||
#include "DemandCreate.h"
|
||||
#include "DirectXHelpers.h"
|
||||
#include "SharedResourcePool.h"
|
||||
|
||||
using namespace DirectX;
|
||||
using Microsoft::WRL::ComPtr;
|
||||
|
||||
|
||||
// Internal state object implementation class. Only one of these helpers is allocated
|
||||
// per D3D device, even if there are multiple public facing CommonStates instances.
|
||||
class CommonStates::Impl
|
||||
{
|
||||
public:
|
||||
Impl(_In_ ID3D11Device* device)
|
||||
: device(device)
|
||||
{ }
|
||||
|
||||
HRESULT CreateBlendState(D3D11_BLEND srcBlend, D3D11_BLEND destBlend, _Out_ ID3D11BlendState** pResult);
|
||||
HRESULT CreateDepthStencilState(bool enable, bool writeEnable, _Out_ ID3D11DepthStencilState** pResult);
|
||||
HRESULT CreateRasterizerState(D3D11_CULL_MODE cullMode, D3D11_FILL_MODE fillMode, _Out_ ID3D11RasterizerState** pResult);
|
||||
HRESULT CreateSamplerState(D3D11_FILTER filter, D3D11_TEXTURE_ADDRESS_MODE addressMode, _Out_ ID3D11SamplerState** pResult);
|
||||
|
||||
ComPtr<ID3D11Device> device;
|
||||
|
||||
ComPtr<ID3D11BlendState> opaque;
|
||||
ComPtr<ID3D11BlendState> alphaBlend;
|
||||
ComPtr<ID3D11BlendState> additive;
|
||||
ComPtr<ID3D11BlendState> nonPremultiplied;
|
||||
|
||||
ComPtr<ID3D11DepthStencilState> depthNone;
|
||||
ComPtr<ID3D11DepthStencilState> depthDefault;
|
||||
ComPtr<ID3D11DepthStencilState> depthRead;
|
||||
|
||||
ComPtr<ID3D11RasterizerState> cullNone;
|
||||
ComPtr<ID3D11RasterizerState> cullClockwise;
|
||||
ComPtr<ID3D11RasterizerState> cullCounterClockwise;
|
||||
ComPtr<ID3D11RasterizerState> wireframe;
|
||||
|
||||
ComPtr<ID3D11SamplerState> pointWrap;
|
||||
ComPtr<ID3D11SamplerState> pointClamp;
|
||||
ComPtr<ID3D11SamplerState> linearWrap;
|
||||
ComPtr<ID3D11SamplerState> linearClamp;
|
||||
ComPtr<ID3D11SamplerState> anisotropicWrap;
|
||||
ComPtr<ID3D11SamplerState> anisotropicClamp;
|
||||
|
||||
std::mutex mutex;
|
||||
|
||||
static SharedResourcePool<ID3D11Device*, Impl> instancePool;
|
||||
};
|
||||
|
||||
|
||||
// Global instance pool.
|
||||
SharedResourcePool<ID3D11Device*, CommonStates::Impl> CommonStates::Impl::instancePool;
|
||||
|
||||
|
||||
// Helper for creating blend state objects.
|
||||
HRESULT CommonStates::Impl::CreateBlendState(D3D11_BLEND srcBlend, D3D11_BLEND destBlend, _Out_ ID3D11BlendState** pResult)
|
||||
{
|
||||
D3D11_BLEND_DESC desc = {};
|
||||
|
||||
desc.RenderTarget[0].BlendEnable = (srcBlend != D3D11_BLEND_ONE) ||
|
||||
(destBlend != D3D11_BLEND_ZERO);
|
||||
|
||||
desc.RenderTarget[0].SrcBlend = desc.RenderTarget[0].SrcBlendAlpha = srcBlend;
|
||||
desc.RenderTarget[0].DestBlend = desc.RenderTarget[0].DestBlendAlpha = destBlend;
|
||||
desc.RenderTarget[0].BlendOp = desc.RenderTarget[0].BlendOpAlpha = D3D11_BLEND_OP_ADD;
|
||||
|
||||
desc.RenderTarget[0].RenderTargetWriteMask = D3D11_COLOR_WRITE_ENABLE_ALL;
|
||||
|
||||
HRESULT hr = device->CreateBlendState(&desc, pResult);
|
||||
|
||||
if (SUCCEEDED(hr))
|
||||
SetDebugObjectName(*pResult, "DirectXTK:CommonStates");
|
||||
|
||||
return hr;
|
||||
}
|
||||
|
||||
|
||||
// Helper for creating depth stencil state objects.
|
||||
HRESULT CommonStates::Impl::CreateDepthStencilState(bool enable, bool writeEnable, _Out_ ID3D11DepthStencilState** pResult)
|
||||
{
|
||||
D3D11_DEPTH_STENCIL_DESC desc = {};
|
||||
|
||||
desc.DepthEnable = enable ? TRUE : FALSE;
|
||||
desc.DepthWriteMask = writeEnable ? D3D11_DEPTH_WRITE_MASK_ALL : D3D11_DEPTH_WRITE_MASK_ZERO;
|
||||
desc.DepthFunc = D3D11_COMPARISON_LESS_EQUAL;
|
||||
|
||||
desc.StencilEnable = FALSE;
|
||||
desc.StencilReadMask = D3D11_DEFAULT_STENCIL_READ_MASK;
|
||||
desc.StencilWriteMask = D3D11_DEFAULT_STENCIL_WRITE_MASK;
|
||||
|
||||
desc.FrontFace.StencilFunc = D3D11_COMPARISON_ALWAYS;
|
||||
desc.FrontFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
|
||||
desc.FrontFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
|
||||
desc.FrontFace.StencilDepthFailOp = D3D11_STENCIL_OP_KEEP;
|
||||
|
||||
desc.BackFace = desc.FrontFace;
|
||||
|
||||
HRESULT hr = device->CreateDepthStencilState(&desc, pResult);
|
||||
|
||||
if (SUCCEEDED(hr))
|
||||
SetDebugObjectName(*pResult, "DirectXTK:CommonStates");
|
||||
|
||||
return hr;
|
||||
}
|
||||
|
||||
|
||||
// Helper for creating rasterizer state objects.
|
||||
HRESULT CommonStates::Impl::CreateRasterizerState(D3D11_CULL_MODE cullMode, D3D11_FILL_MODE fillMode, _Out_ ID3D11RasterizerState** pResult)
|
||||
{
|
||||
D3D11_RASTERIZER_DESC desc = {};
|
||||
|
||||
desc.CullMode = cullMode;
|
||||
desc.FillMode = fillMode;
|
||||
desc.DepthClipEnable = TRUE;
|
||||
desc.MultisampleEnable = TRUE;
|
||||
|
||||
HRESULT hr = device->CreateRasterizerState(&desc, pResult);
|
||||
|
||||
if (SUCCEEDED(hr))
|
||||
SetDebugObjectName(*pResult, "DirectXTK:CommonStates");
|
||||
|
||||
return hr;
|
||||
}
|
||||
|
||||
|
||||
// Helper for creating sampler state objects.
|
||||
HRESULT CommonStates::Impl::CreateSamplerState(D3D11_FILTER filter, D3D11_TEXTURE_ADDRESS_MODE addressMode, _Out_ ID3D11SamplerState** pResult)
|
||||
{
|
||||
D3D11_SAMPLER_DESC desc = {};
|
||||
|
||||
desc.Filter = filter;
|
||||
|
||||
desc.AddressU = addressMode;
|
||||
desc.AddressV = addressMode;
|
||||
desc.AddressW = addressMode;
|
||||
|
||||
desc.MaxAnisotropy = (device->GetFeatureLevel() > D3D_FEATURE_LEVEL_9_1) ? D3D11_MAX_MAXANISOTROPY : 2;
|
||||
|
||||
desc.MaxLOD = FLT_MAX;
|
||||
desc.ComparisonFunc = D3D11_COMPARISON_NEVER;
|
||||
|
||||
HRESULT hr = device->CreateSamplerState(&desc, pResult);
|
||||
|
||||
if (SUCCEEDED(hr))
|
||||
SetDebugObjectName(*pResult, "DirectXTK:CommonStates");
|
||||
|
||||
return hr;
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------------------------
|
||||
// CommonStates
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
// Public constructor.
|
||||
CommonStates::CommonStates(_In_ ID3D11Device* device)
|
||||
: pImpl(Impl::instancePool.DemandCreate(device))
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
// Move constructor.
|
||||
CommonStates::CommonStates(CommonStates&& moveFrom)
|
||||
: pImpl(std::move(moveFrom.pImpl))
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
// Move assignment.
|
||||
CommonStates& CommonStates::operator= (CommonStates&& moveFrom)
|
||||
{
|
||||
pImpl = std::move(moveFrom.pImpl);
|
||||
return *this;
|
||||
}
|
||||
|
||||
|
||||
// Public destructor.
|
||||
CommonStates::~CommonStates()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------------------------
|
||||
// Blend states
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
ID3D11BlendState* CommonStates::Opaque() const
|
||||
{
|
||||
return DemandCreate(pImpl->opaque, pImpl->mutex, [&](ID3D11BlendState** pResult)
|
||||
{
|
||||
return pImpl->CreateBlendState(D3D11_BLEND_ONE, D3D11_BLEND_ZERO, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11BlendState* CommonStates::AlphaBlend() const
|
||||
{
|
||||
return DemandCreate(pImpl->alphaBlend, pImpl->mutex, [&](ID3D11BlendState** pResult)
|
||||
{
|
||||
return pImpl->CreateBlendState(D3D11_BLEND_ONE, D3D11_BLEND_INV_SRC_ALPHA, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11BlendState* CommonStates::Additive() const
|
||||
{
|
||||
return DemandCreate(pImpl->additive, pImpl->mutex, [&](ID3D11BlendState** pResult)
|
||||
{
|
||||
return pImpl->CreateBlendState(D3D11_BLEND_SRC_ALPHA, D3D11_BLEND_ONE, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11BlendState* CommonStates::NonPremultiplied() const
|
||||
{
|
||||
return DemandCreate(pImpl->nonPremultiplied, pImpl->mutex, [&](ID3D11BlendState** pResult)
|
||||
{
|
||||
return pImpl->CreateBlendState(D3D11_BLEND_SRC_ALPHA, D3D11_BLEND_INV_SRC_ALPHA, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------------------------
|
||||
// Depth stencil states
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
ID3D11DepthStencilState* CommonStates::DepthNone() const
|
||||
{
|
||||
return DemandCreate(pImpl->depthNone, pImpl->mutex, [&](ID3D11DepthStencilState** pResult)
|
||||
{
|
||||
return pImpl->CreateDepthStencilState(false, false, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11DepthStencilState* CommonStates::DepthDefault() const
|
||||
{
|
||||
return DemandCreate(pImpl->depthDefault, pImpl->mutex, [&](ID3D11DepthStencilState** pResult)
|
||||
{
|
||||
return pImpl->CreateDepthStencilState(true, true, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11DepthStencilState* CommonStates::DepthRead() const
|
||||
{
|
||||
return DemandCreate(pImpl->depthRead, pImpl->mutex, [&](ID3D11DepthStencilState** pResult)
|
||||
{
|
||||
return pImpl->CreateDepthStencilState(true, false, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------------------------
|
||||
// Rasterizer states
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
ID3D11RasterizerState* CommonStates::CullNone() const
|
||||
{
|
||||
return DemandCreate(pImpl->cullNone, pImpl->mutex, [&](ID3D11RasterizerState** pResult)
|
||||
{
|
||||
return pImpl->CreateRasterizerState(D3D11_CULL_NONE, D3D11_FILL_SOLID, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11RasterizerState* CommonStates::CullClockwise() const
|
||||
{
|
||||
return DemandCreate(pImpl->cullClockwise, pImpl->mutex, [&](ID3D11RasterizerState** pResult)
|
||||
{
|
||||
return pImpl->CreateRasterizerState(D3D11_CULL_FRONT, D3D11_FILL_SOLID, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11RasterizerState* CommonStates::CullCounterClockwise() const
|
||||
{
|
||||
return DemandCreate(pImpl->cullCounterClockwise, pImpl->mutex, [&](ID3D11RasterizerState** pResult)
|
||||
{
|
||||
return pImpl->CreateRasterizerState(D3D11_CULL_BACK, D3D11_FILL_SOLID, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11RasterizerState* CommonStates::Wireframe() const
|
||||
{
|
||||
return DemandCreate(pImpl->wireframe, pImpl->mutex, [&](ID3D11RasterizerState** pResult)
|
||||
{
|
||||
return pImpl->CreateRasterizerState(D3D11_CULL_NONE, D3D11_FILL_WIREFRAME, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------------------------
|
||||
// Sampler states
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
ID3D11SamplerState* CommonStates::PointWrap() const
|
||||
{
|
||||
return DemandCreate(pImpl->pointWrap, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_MIN_MAG_MIP_POINT, D3D11_TEXTURE_ADDRESS_WRAP, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11SamplerState* CommonStates::PointClamp() const
|
||||
{
|
||||
return DemandCreate(pImpl->pointClamp, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_MIN_MAG_MIP_POINT, D3D11_TEXTURE_ADDRESS_CLAMP, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11SamplerState* CommonStates::LinearWrap() const
|
||||
{
|
||||
return DemandCreate(pImpl->linearWrap, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_MIN_MAG_MIP_LINEAR, D3D11_TEXTURE_ADDRESS_WRAP, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11SamplerState* CommonStates::LinearClamp() const
|
||||
{
|
||||
return DemandCreate(pImpl->linearClamp, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_MIN_MAG_MIP_LINEAR, D3D11_TEXTURE_ADDRESS_CLAMP, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11SamplerState* CommonStates::AnisotropicWrap() const
|
||||
{
|
||||
return DemandCreate(pImpl->anisotropicWrap, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_ANISOTROPIC, D3D11_TEXTURE_ADDRESS_WRAP, pResult);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
ID3D11SamplerState* CommonStates::AnisotropicClamp() const
|
||||
{
|
||||
return DemandCreate(pImpl->anisotropicClamp, pImpl->mutex, [&](ID3D11SamplerState** pResult)
|
||||
{
|
||||
return pImpl->CreateSamplerState(D3D11_FILTER_ANISOTROPIC, D3D11_TEXTURE_ADDRESS_CLAMP, pResult);
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user