1
0
mirror of https://github.com/ncblakely/GiantsTools synced 2024-11-24 15:15:37 +01:00
GiantsTools/Sdk/External/DirectXTK/Src/BufferHelpers.cpp
2021-01-23 15:40:09 -08:00

394 lines
11 KiB
C++

//--------------------------------------------------------------------------------------
// File: BufferHelpers.cpp
//
// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
//
// http://go.microsoft.com/fwlink/?LinkId=248929
//--------------------------------------------------------------------------------------
#include "pch.h"
#include "BufferHelpers.h"
#include "PlatformHelpers.h"
using namespace DirectX;
using Microsoft::WRL::ComPtr;
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT DirectX::CreateStaticBuffer(
ID3D11Device* device,
const void* ptr,
size_t count,
size_t stride,
unsigned int bindFlags,
ID3D11Buffer** pBuffer) noexcept
{
if (!pBuffer)
return E_INVALIDARG;
*pBuffer = nullptr;
if (!device || !ptr || !count || !stride)
return E_INVALIDARG;
uint64_t sizeInbytes = uint64_t(count) * uint64_t(stride);
static constexpr uint64_t c_maxBytes = D3D11_REQ_RESOURCE_SIZE_IN_MEGABYTES_EXPRESSION_A_TERM * 1024u * 1024u;
static_assert(c_maxBytes <= UINT32_MAX, "Exceeded integer limits");
if (sizeInbytes > c_maxBytes)
{
DebugTrace("ERROR: Resource size too large for DirectX 11 (size %llu)\n", sizeInbytes);
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
D3D11_BUFFER_DESC bufferDesc = {};
bufferDesc.ByteWidth = static_cast<UINT>(sizeInbytes);
bufferDesc.BindFlags = bindFlags;
bufferDesc.Usage = D3D11_USAGE_DEFAULT;
D3D11_SUBRESOURCE_DATA initData = { ptr, 0, 0 };
return device->CreateBuffer(&bufferDesc, &initData, pBuffer);
}
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT DirectX::CreateTextureFromMemory(
ID3D11Device* device,
size_t width,
DXGI_FORMAT format,
const D3D11_SUBRESOURCE_DATA& initData,
ID3D11Texture1D** texture,
ID3D11ShaderResourceView** textureView,
unsigned int bindFlags) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (textureView)
{
*textureView = nullptr;
}
if (!device || !width || !initData.pSysMem)
return E_INVALIDARG;
if (!texture && !textureView)
return E_INVALIDARG;
static_assert(D3D11_REQ_TEXTURE1D_U_DIMENSION <= UINT32_MAX, "Exceeded integer limits");
if (width > D3D11_REQ_TEXTURE1D_U_DIMENSION)
{
DebugTrace("ERROR: Resource dimensions too large for DirectX 11 (1D: size %zu)\n", width);
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
D3D11_TEXTURE1D_DESC desc = {};
desc.Width = static_cast<UINT>(width);
desc.MipLevels = desc.ArraySize = 1;
desc.Format = format;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = bindFlags;
ComPtr<ID3D11Texture1D> tex;
HRESULT hr = device->CreateTexture1D(&desc, &initData, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
if (textureView)
{
hr = device->CreateShaderResourceView(tex.Get(), nullptr, textureView);
if (FAILED(hr))
return hr;
}
if (texture)
{
*texture = tex.Detach();
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateTextureFromMemory(
ID3D11Device* device,
size_t width,
size_t height,
DXGI_FORMAT format,
const D3D11_SUBRESOURCE_DATA& initData,
ID3D11Texture2D** texture,
ID3D11ShaderResourceView** textureView,
unsigned int bindFlags) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (textureView)
{
*textureView = nullptr;
}
if (!device || !width || !height
|| !initData.pSysMem || !initData.SysMemPitch)
return E_INVALIDARG;
if (!texture && !textureView)
return E_INVALIDARG;
static_assert(D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION <= UINT32_MAX, "Exceeded integer limits");
if ((width > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION)
|| (height > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION))
{
DebugTrace("ERROR: Resource dimensions too large for DirectX 11 (2D: size %zu by %zu)\n", width, height);
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
D3D11_TEXTURE2D_DESC desc = {};
desc.Width = static_cast<UINT>(width);
desc.Height = static_cast<UINT>(height);
desc.MipLevels = desc.ArraySize = 1;
desc.Format = format;
desc.SampleDesc.Count = 1;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = bindFlags;
ComPtr<ID3D11Texture2D> tex;
HRESULT hr = device->CreateTexture2D(&desc, &initData, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
if (textureView)
{
hr = device->CreateShaderResourceView(tex.Get(), nullptr, textureView);
if (FAILED(hr))
return hr;
}
if (texture)
{
*texture = tex.Detach();
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateTextureFromMemory(
#if defined(_XBOX_ONE) && defined(_TITLE)
_In_ ID3D11DeviceX* device,
_In_ ID3D11DeviceContextX* d3dContext,
#else
_In_ ID3D11Device* device,
_In_ ID3D11DeviceContext* d3dContext,
#endif
size_t width,
size_t height,
DXGI_FORMAT format,
const D3D11_SUBRESOURCE_DATA& initData,
ID3D11Texture2D** texture,
ID3D11ShaderResourceView** textureView) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (textureView)
{
*textureView = nullptr;
}
if (!device || !d3dContext || !width || !height
|| !initData.pSysMem || !initData.SysMemPitch)
return E_INVALIDARG;
if (!texture && !textureView)
return E_INVALIDARG;
static_assert(D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION <= UINT32_MAX, "Exceeded integer limits");
if ((width > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION)
|| (height > D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION))
{
DebugTrace("ERROR: Resource dimensions too large for DirectX 11 (2D: size %zu by %zu)\n", width, height);
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
D3D11_TEXTURE2D_DESC desc = {};
desc.Width = static_cast<UINT>(width);
desc.Height = static_cast<UINT>(height);
desc.ArraySize = 1;
desc.Format = format;
desc.SampleDesc.Count = 1;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
UINT fmtSupport = 0;
if (SUCCEEDED(device->CheckFormatSupport(format, &fmtSupport)) && (fmtSupport & D3D11_FORMAT_SUPPORT_MIP_AUTOGEN))
{
desc.BindFlags |= D3D11_BIND_RENDER_TARGET;
desc.MiscFlags |= D3D11_RESOURCE_MISC_GENERATE_MIPS;
}
else
{
// Autogen not supported.
desc.MipLevels = 1;
}
ComPtr<ID3D11Texture2D> tex;
HRESULT hr = device->CreateTexture2D(&desc, nullptr, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
ComPtr<ID3D11ShaderResourceView> srv;
hr = device->CreateShaderResourceView(tex.Get(), nullptr, srv.GetAddressOf());
if (FAILED(hr))
return hr;
if (desc.MipLevels != 1)
{
#if defined(_XBOX_ONE) && defined(_TITLE)
ComPtr<ID3D11Texture2D> staging;
desc.MipLevels = 1;
desc.Usage = D3D11_USAGE_STAGING;
desc.BindFlags = desc.MiscFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
hr = device->CreateTexture2D(&desc, &initData, staging.GetAddressOf());
if (FAILED(hr))
return hr;
d3dContext->CopySubresourceRegion(tex.Get(), 0, 0, 0, 0, staging.Get(), 0, nullptr);
UINT64 copyFence = d3dContext->InsertFence(0);
while (device->IsFencePending(copyFence)) { SwitchToThread(); }
#else
d3dContext->UpdateSubresource(tex.Get(), 0, nullptr, initData.pSysMem, initData.SysMemPitch, 0);
#endif
d3dContext->GenerateMips(srv.Get());
}
if (texture)
{
*texture = tex.Detach();
}
if (textureView)
{
*textureView = srv.Detach();
}
}
return hr;
}
_Use_decl_annotations_
HRESULT DirectX::CreateTextureFromMemory(
ID3D11Device* device,
size_t width, size_t height, size_t depth,
DXGI_FORMAT format,
const D3D11_SUBRESOURCE_DATA& initData,
ID3D11Texture3D** texture,
ID3D11ShaderResourceView** textureView,
unsigned int bindFlags) noexcept
{
if (texture)
{
*texture = nullptr;
}
if (textureView)
{
*textureView = nullptr;
}
if (!device || !width || !height || !depth
|| !initData.pSysMem || !initData.SysMemPitch || !initData.SysMemSlicePitch)
return E_INVALIDARG;
if (!texture && !textureView)
return E_INVALIDARG;
static_assert(D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION <= UINT32_MAX, "Exceeded integer limits");
if ((width > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
|| (height > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION)
|| (depth > D3D11_REQ_TEXTURE3D_U_V_OR_W_DIMENSION))
{
DebugTrace("ERROR: Resource dimensions too large for DirectX 11 (3D: size %zu by %zu by %zu)\n", width, height, depth);
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
D3D11_TEXTURE3D_DESC desc = {};
desc.Width = static_cast<UINT>(width);
desc.Height = static_cast<UINT>(height);
desc.Depth = static_cast<UINT>(depth);
desc.MipLevels = 1;
desc.Format = format;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = bindFlags;
ComPtr<ID3D11Texture3D> tex;
HRESULT hr = device->CreateTexture3D(&desc, &initData, tex.GetAddressOf());
if (SUCCEEDED(hr))
{
if (textureView)
{
hr = device->CreateShaderResourceView(tex.Get(), nullptr, textureView);
if (FAILED(hr))
return hr;
}
if (texture)
{
*texture = tex.Detach();
}
}
return hr;
}
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
void Internal::ConstantBufferBase::CreateBuffer(
ID3D11Device* device,
size_t bytes,
ID3D11Buffer** pBuffer)
{
if (!pBuffer)
throw std::invalid_argument("ConstantBuffer");
*pBuffer = nullptr;
D3D11_BUFFER_DESC desc = {};
desc.ByteWidth = static_cast<UINT>(bytes);
desc.Usage = D3D11_USAGE_DEFAULT;
desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
#if defined(_XBOX_ONE) && defined(_TITLE)
Microsoft::WRL::ComPtr<ID3D11DeviceX> deviceX;
ThrowIfFailed(device->QueryInterface(IID_GRAPHICS_PPV_ARGS(deviceX.GetAddressOf())));
ThrowIfFailed(deviceX->CreatePlacementBuffer(&desc, nullptr, pBuffer));
#else
desc.Usage = D3D11_USAGE_DYNAMIC;
ThrowIfFailed(
device->CreateBuffer(&desc, nullptr, pBuffer)
);
#endif
assert(pBuffer != nullptr && *pBuffer != nullptr);
_Analysis_assume_(pBuffer != nullptr && *pBuffer != nullptr);
}