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dxvk/src/d3d11/d3d11_buffer.cpp
Philip Rebohle a3fe40051f [d3d11] Initial support for unordered access views
Currently restricted to buffers on the API side. Typed UAVs
are not yet supported by the shader compiler. This is enough
to run very simple compute shaders.
2017-12-28 19:05:53 +01:00

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4.0 KiB
C++

#include "d3d11_buffer.h"
#include "d3d11_context.h"
#include "d3d11_device.h"
#include "../dxvk/dxvk_data.h"
namespace dxvk {
D3D11Buffer::D3D11Buffer(
D3D11Device* pDevice,
const D3D11_BUFFER_DESC* pDesc)
: m_device (pDevice),
m_desc (*pDesc),
m_buffer (CreateBuffer(pDesc)) {
}
D3D11Buffer::~D3D11Buffer() {
}
HRESULT STDMETHODCALLTYPE D3D11Buffer::QueryInterface(REFIID riid, void** ppvObject) {
COM_QUERY_IFACE(riid, ppvObject, IUnknown);
COM_QUERY_IFACE(riid, ppvObject, ID3D11DeviceChild);
COM_QUERY_IFACE(riid, ppvObject, ID3D11Resource);
COM_QUERY_IFACE(riid, ppvObject, ID3D11Buffer);
Logger::warn("D3D11Buffer::QueryInterface: Unknown interface query");
return E_NOINTERFACE;
}
void STDMETHODCALLTYPE D3D11Buffer::GetDevice(ID3D11Device** ppDevice) {
*ppDevice = m_device.ref();
}
UINT STDMETHODCALLTYPE D3D11Buffer::GetEvictionPriority() {
Logger::warn("D3D11Buffer::GetEvictionPriority: Stub");
return DXGI_RESOURCE_PRIORITY_NORMAL;
}
void STDMETHODCALLTYPE D3D11Buffer::SetEvictionPriority(UINT EvictionPriority) {
Logger::warn("D3D11Buffer::SetEvictionPriority: Stub");
}
void STDMETHODCALLTYPE D3D11Buffer::GetType(D3D11_RESOURCE_DIMENSION* pResourceDimension) {
*pResourceDimension = D3D11_RESOURCE_DIMENSION_BUFFER;
}
void STDMETHODCALLTYPE D3D11Buffer::GetDesc(D3D11_BUFFER_DESC* pDesc) {
*pDesc = m_desc;
}
Rc<DxvkBuffer> D3D11Buffer::CreateBuffer(
const D3D11_BUFFER_DESC* pDesc) const {
DxvkBufferCreateInfo info;
info.size = pDesc->ByteWidth;
info.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT
| VK_BUFFER_USAGE_TRANSFER_DST_BIT;
info.stages = VK_PIPELINE_STAGE_TRANSFER_BIT;
info.access = VK_ACCESS_TRANSFER_READ_BIT
| VK_ACCESS_TRANSFER_WRITE_BIT;
if (pDesc->BindFlags & D3D11_BIND_VERTEX_BUFFER) {
info.usage |= VK_BUFFER_USAGE_VERTEX_BUFFER_BIT;
info.stages |= VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;
info.access |= VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT;
}
if (pDesc->BindFlags & D3D11_BIND_INDEX_BUFFER) {
info.usage |= VK_BUFFER_USAGE_INDEX_BUFFER_BIT;
info.stages |= VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;
info.access |= VK_ACCESS_INDEX_READ_BIT;
}
if (pDesc->BindFlags & D3D11_BIND_CONSTANT_BUFFER) {
info.usage |= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
info.stages |= m_device->GetEnabledShaderStages();
info.access |= VK_ACCESS_UNIFORM_READ_BIT;
}
if (pDesc->BindFlags & D3D11_BIND_SHADER_RESOURCE) {
info.usage |= VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT;
info.stages |= m_device->GetEnabledShaderStages();
info.access |= VK_ACCESS_SHADER_READ_BIT;
}
if (pDesc->BindFlags & D3D11_BIND_STREAM_OUTPUT)
throw DxvkError("D3D11Device::CreateBuffer: D3D11_BIND_STREAM_OUTPUT not supported");
if (pDesc->BindFlags & D3D11_BIND_UNORDERED_ACCESS) {
info.usage |= VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT;
info.stages |= VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT
| VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
info.access |= VK_ACCESS_SHADER_READ_BIT
| VK_ACCESS_SHADER_WRITE_BIT;
}
if (pDesc->CPUAccessFlags & D3D11_CPU_ACCESS_WRITE) {
info.stages |= VK_PIPELINE_STAGE_HOST_BIT;
info.access |= VK_ACCESS_HOST_WRITE_BIT;
}
if (pDesc->CPUAccessFlags & D3D11_CPU_ACCESS_READ) {
info.stages |= VK_PIPELINE_STAGE_HOST_BIT;
info.access |= VK_ACCESS_HOST_READ_BIT;
}
if (pDesc->MiscFlags & D3D11_RESOURCE_MISC_DRAWINDIRECT_ARGS) {
info.usage |= VK_BUFFER_USAGE_INDIRECT_BUFFER_BIT;
info.stages |= VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT;
info.access |= VK_ACCESS_INDIRECT_COMMAND_READ_BIT;
}
return m_device->GetDXVKDevice()->createBuffer(
info, GetMemoryFlagsForUsage(pDesc->Usage));
}
}