encounter
/
dawn-cmake
mirror of https://github.com/encounter/dawn-cmake.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

D3D12 vertex and index buffers with resource transitions

This commit is contained in:
Austin Eng 2017-06-09 12:50:51 -04:00 committed by Austin Eng
parent 459537491b
commit d251356783
11 changed files with 561 additions and 177 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/backend/CMakeLists.txt
View File

@ -216,10 +216,14 @@ if (WIN32)
SetPIC(d3d12_autogen)
list(APPEND BACKEND_SOURCES
${D3D12_DIR}/BufferD3D12.cpp
${D3D12_DIR}/BufferD3D12.h
${D3D12_DIR}/CommandBufferD3D12.cpp
${D3D12_DIR}/CommandBufferD3D12.h
${D3D12_DIR}/D3D12Backend.cpp
${D3D12_DIR}/D3D12Backend.h
${D3D12_DIR}/InputStateD3D12.cpp
${D3D12_DIR}/InputStateD3D12.h
${D3D12_DIR}/PipelineD3D12.cpp
${D3D12_DIR}/PipelineD3D12.h
${D3D12_DIR}/PipelineLayoutD3D12.cpp

163
src/backend/d3d12/BufferD3D12.cpp Normal file
View File

@ -0,0 +1,163 @@
// Copyright 2017 The NXT Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "BufferD3D12.h"
#include "D3D12Backend.h"
namespace backend {
namespace d3d12 {
namespace {
D3D12_RESOURCE_STATES D3D12BufferUsage(nxt::BufferUsageBit usage) {
D3D12_RESOURCE_STATES resourceState = D3D12_RESOURCE_STATE_COMMON;
if (usage & nxt::BufferUsageBit::TransferSrc) {
resourceState |= D3D12_RESOURCE_STATE_COPY_SOURCE;
}
if (usage & nxt::BufferUsageBit::TransferDst) {
resourceState |= D3D12_RESOURCE_STATE_COPY_DEST;
}
if (usage & (nxt::BufferUsageBit::Vertex | nxt::BufferUsageBit::Uniform)) {
resourceState |= D3D12_RESOURCE_STATE_VERTEX_AND_CONSTANT_BUFFER;
}
if (usage & nxt::BufferUsageBit::Index) {
resourceState |= D3D12_RESOURCE_STATE_INDEX_BUFFER;
}
if (usage & nxt::BufferUsageBit::Storage) {
resourceState |= D3D12_RESOURCE_STATE_UNORDERED_ACCESS;
}
return resourceState;
}
}
Buffer::Buffer(Device* device, BufferBuilder* builder)
: BufferBase(builder), device(device) {
D3D12_RESOURCE_DESC resourceDescriptor;
resourceDescriptor.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER;
resourceDescriptor.Alignment = 0;
resourceDescriptor.Width = GetSize();
resourceDescriptor.Height = 1;
resourceDescriptor.DepthOrArraySize = 1;
resourceDescriptor.MipLevels = 1;
resourceDescriptor.Format = DXGI_FORMAT_UNKNOWN;
resourceDescriptor.SampleDesc.Count = 1;
resourceDescriptor.SampleDesc.Quality = 0;
resourceDescriptor.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR;
resourceDescriptor.Flags = D3D12_RESOURCE_FLAG_NONE;
{
D3D12_HEAP_PROPERTIES heapProperties;
heapProperties.Type = D3D12_HEAP_TYPE_UPLOAD;
heapProperties.CPUPageProperty = D3D12_CPU_PAGE_PROPERTY_UNKNOWN;
heapProperties.MemoryPoolPreference = D3D12_MEMORY_POOL_UNKNOWN;
heapProperties.CreationNodeMask = 0;
heapProperties.VisibleNodeMask = 0;
ASSERT_SUCCESS(device->GetD3D12Device()->CreateCommittedResource(
&heapProperties,
D3D12_HEAP_FLAG_NONE,
&resourceDescriptor,
D3D12_RESOURCE_STATE_GENERIC_READ,
nullptr,
IID_PPV_ARGS(&uploadResource)
));
}
{
D3D12_HEAP_PROPERTIES heapProperties;
heapProperties.Type = D3D12_HEAP_TYPE_DEFAULT;
heapProperties.CPUPageProperty = D3D12_CPU_PAGE_PROPERTY_UNKNOWN;
heapProperties.MemoryPoolPreference = D3D12_MEMORY_POOL_UNKNOWN;
heapProperties.CreationNodeMask = 0;
heapProperties.VisibleNodeMask = 0;
ASSERT_SUCCESS(device->GetD3D12Device()->CreateCommittedResource(
&heapProperties,
D3D12_HEAP_FLAG_NONE,
&resourceDescriptor,
D3D12BufferUsage(GetUsage()),
nullptr,
IID_PPV_ARGS(&resource)
));
}
}
ComPtr<ID3D12Resource> Buffer::GetD3D12Resource() {
return resource;
}
bool Buffer::GetResourceTransitionBarrier(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage, D3D12_RESOURCE_BARRIER* barrier) {
D3D12_RESOURCE_STATES stateBefore = D3D12BufferUsage(currentUsage);
D3D12_RESOURCE_STATES stateAfter = D3D12BufferUsage(targetUsage);
if (stateBefore == stateAfter) {
return false;
}
barrier->Type = D3D12_RESOURCE_BARRIER_TYPE_TRANSITION;
barrier->Flags = D3D12_RESOURCE_BARRIER_FLAG_NONE;
barrier->Transition.pResource = resource.Get();
barrier->Transition.StateBefore = stateBefore;
barrier->Transition.StateAfter = stateAfter;
barrier->Transition.Subresource = 0;
return true;
}
D3D12_GPU_VIRTUAL_ADDRESS Buffer::GetVA() const {
return resource->GetGPUVirtualAddress();
}
void Buffer::SetSubDataImpl(uint32_t start, uint32_t count, const uint32_t* data) {
uint32_t begin = start * sizeof(uint32_t);
uint32_t end = (start + count) * sizeof(uint32_t);
uint8_t* mappedResource = nullptr;
D3D12_RANGE readRange;
readRange.Begin = 0;
readRange.End = 0;
ASSERT_SUCCESS(uploadResource->Map(0, &readRange, reinterpret_cast<void**>(&mappedResource)));
memcpy(&mappedResource[begin], data, end - begin);
D3D12_RANGE writeRange;
writeRange.Begin = begin;
writeRange.End = end;
uploadResource->Unmap(0, &writeRange);
device->GetPendingCommandList()->CopyBufferRegion(resource.Get(), begin, uploadResource.Get(), begin, end - begin);
}
void Buffer::MapReadAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) {
// TODO(cwallez@chromium.org): Implement Map Read for the null backend
}
void Buffer::UnmapImpl() {
// TODO(cwallez@chromium.org): Implement Map Read for the null backend
}
void Buffer::TransitionUsageImpl(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage) {
D3D12_RESOURCE_BARRIER barrier;
if (GetResourceTransitionBarrier(currentUsage, targetUsage, &barrier)) {
device->GetPendingCommandList()->ResourceBarrier(1, &barrier);
}
}
}
}

51
src/backend/d3d12/BufferD3D12.h Normal file
View File

@ -0,0 +1,51 @@
// Copyright 2017 The NXT Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef BACKEND_D3D12_BUFFERD3D12_H_
#define BACKEND_D3D12_BUFFERD3D12_H_
#include "common/Buffer.h"
#include "d3d12_platform.h"
namespace backend {
namespace d3d12 {
class Device;
class Buffer : public BufferBase {
public:
Buffer(Device* device, BufferBuilder* builder);
ComPtr<ID3D12Resource> GetD3D12Resource();
D3D12_GPU_VIRTUAL_ADDRESS GetVA() const;
bool GetResourceTransitionBarrier(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage, D3D12_RESOURCE_BARRIER* barrier);
private:
Device* device;
ComPtr<ID3D12Resource> uploadResource;
ComPtr<ID3D12Resource> resource;
// NXT API
void SetSubDataImpl(uint32_t start, uint32_t count, const uint32_t* data) override;
void MapReadAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) override;
void UnmapImpl() override;
void TransitionUsageImpl(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage) override;
};
}
}
#endif // BACKEND_D3D12_BUFFERD3D12_H_

292
src/backend/d3d12/CommandBufferD3D12.cpp
View File

@ -16,156 +16,212 @@
#include "common/Commands.h"
#include "D3D12Backend.h"
#include "BufferD3D12.h"
#include "InputStateD3D12.h"
#include "PipelineD3D12.h"
#include "PipelineLayoutD3D12.h"
namespace backend {
namespace d3d12 {
CommandBuffer::CommandBuffer(Device* device, CommandBufferBuilder* builder)
: CommandBufferBase(builder), device(device), commands(builder->AcquireCommands()) {
}
namespace {
DXGI_FORMAT DXGIIndexFormat(nxt::IndexFormat format) {
switch (format) {
case nxt::IndexFormat::Uint16:
return DXGI_FORMAT_R16_UINT;
case nxt::IndexFormat::Uint32:
return DXGI_FORMAT_R32_UINT;
}
}
}
CommandBuffer::~CommandBuffer() {
FreeCommands(&commands);
}
CommandBuffer::CommandBuffer(Device* device, CommandBufferBuilder* builder)
: CommandBufferBase(builder), device(device), commands(builder->AcquireCommands()) {
}
void CommandBuffer::FillCommands(ComPtr<ID3D12GraphicsCommandList> commandList) {
Command type;
Pipeline* lastPipeline = nullptr;
CommandBuffer::~CommandBuffer() {
FreeCommands(&commands);
}
RenderPass* currentRenderPass = nullptr;
Framebuffer* currentFramebuffer = nullptr;
void CommandBuffer::FillCommands(ComPtr<ID3D12GraphicsCommandList> commandList) {
Command type;
Pipeline* lastPipeline = nullptr;
while(commands.NextCommandId(&type)) {
switch (type) {
case Command::AdvanceSubpass:
{
commands.NextCommand<AdvanceSubpassCmd>();
}
break;
RenderPass* currentRenderPass = nullptr;
Framebuffer* currentFramebuffer = nullptr;
case Command::BeginRenderPass:
{
BeginRenderPassCmd* beginRenderPassCmd = commands.NextCommand<BeginRenderPassCmd>();
currentRenderPass = ToBackend(beginRenderPassCmd->renderPass.Get());
currentFramebuffer = ToBackend(beginRenderPassCmd->framebuffer.Get());
while(commands.NextCommandId(&type)) {
switch (type) {
case Command::AdvanceSubpass:
{
commands.NextCommand<AdvanceSubpassCmd>();
}
break;
float width = (float) currentFramebuffer->GetWidth();
float height = (float) currentFramebuffer->GetHeight();
D3D12_VIEWPORT viewport = { 0.f, 0.f, width, height, 0.f, 1.f };
D3D12_RECT scissorRect = { 0.f, 0.f, width, height };
commandList->RSSetViewports(1, &viewport);
commandList->RSSetScissorRects(1, &scissorRect);
commandList->OMSetRenderTargets(1, &device->GetCurrentRenderTargetDescriptor(), FALSE, nullptr);
}
break;
case Command::BeginRenderPass:
{
BeginRenderPassCmd* beginRenderPassCmd = commands.NextCommand<BeginRenderPassCmd>();
currentRenderPass = ToBackend(beginRenderPassCmd->renderPass.Get());
currentFramebuffer = ToBackend(beginRenderPassCmd->framebuffer.Get());
case Command::CopyBufferToBuffer:
{
CopyBufferToBufferCmd* copy = commands.NextCommand<CopyBufferToBufferCmd>();
}
break;
float width = (float) currentFramebuffer->GetWidth();
float height = (float) currentFramebuffer->GetHeight();
D3D12_VIEWPORT viewport = { 0.f, 0.f, width, height, 0.f, 1.f };
D3D12_RECT scissorRect = { 0.f, 0.f, width, height };
commandList->RSSetViewports(1, &viewport);
commandList->RSSetScissorRects(1, &scissorRect);
commandList->OMSetRenderTargets(1, &device->GetCurrentRenderTargetDescriptor(), FALSE, nullptr);
}
break;
case Command::CopyBufferToBuffer:
{
CopyBufferToBufferCmd* copy = commands.NextCommand<CopyBufferToBufferCmd>();
}
break;
case Command::CopyBufferToTexture:
{
CopyBufferToTextureCmd* copy = commands.NextCommand<CopyBufferToTextureCmd>();
}
break;
case Command::CopyBufferToTexture:
{
CopyBufferToTextureCmd* copy = commands.NextCommand<CopyBufferToTextureCmd>();
}
break;
case Command::Dispatch:
{
DispatchCmd* dispatch = commands.NextCommand<DispatchCmd>();
case Command::Dispatch:
{
DispatchCmd* dispatch = commands.NextCommand<DispatchCmd>();
ASSERT(lastPipeline->IsCompute());
commandList->Dispatch(dispatch->x, dispatch->y, dispatch->z);
}
break;
ASSERT(lastPipeline->IsCompute());
commandList->Dispatch(dispatch->x, dispatch->y, dispatch->z);
}
break;
case Command::DrawArrays:
{
DrawArraysCmd* draw = commands.NextCommand<DrawArraysCmd>();
case Command::DrawArrays:
{
DrawArraysCmd* draw = commands.NextCommand<DrawArraysCmd>();
commandList->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
commandList->DrawInstanced(
draw->vertexCount,
draw->instanceCount,
draw->firstVertex,
draw->firstInstance
);
}
break;
commandList->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
commandList->DrawInstanced(
draw->vertexCount,
draw->instanceCount,
draw->firstVertex,
draw->firstInstance
);
}
break;
case Command::DrawElements:
{
DrawElementsCmd* draw = commands.NextCommand<DrawElementsCmd>();
}
break;
case Command::DrawElements:
{
DrawElementsCmd* draw = commands.NextCommand<DrawElementsCmd>();
case Command::EndRenderPass:
{
EndRenderPassCmd* cmd = commands.NextCommand<EndRenderPassCmd>();
}
break;
commandList->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
commandList->DrawIndexedInstanced(
draw->indexCount,
draw->instanceCount,
draw->firstIndex,
0,
draw->firstInstance
);
}
break;
case Command::SetPipeline:
{
SetPipelineCmd* cmd = commands.NextCommand<SetPipelineCmd>();
lastPipeline = ToBackend(cmd->pipeline).Get();
PipelineLayout* pipelineLayout = ToBackend(lastPipeline->GetLayout());
case Command::EndRenderPass:
{
EndRenderPassCmd* cmd = commands.NextCommand<EndRenderPassCmd>();
}
break;
// TODO
if (lastPipeline->IsCompute()) {
} else {
commandList->SetGraphicsRootSignature(pipelineLayout->GetRootSignature().Get());
commandList->SetPipelineState(lastPipeline->GetRenderPipelineState().Get());
}
}
break;
case Command::SetPipeline:
{
SetPipelineCmd* cmd = commands.NextCommand<SetPipelineCmd>();
lastPipeline = ToBackend(cmd->pipeline).Get();
PipelineLayout* pipelineLayout = ToBackend(lastPipeline->GetLayout());
case Command::SetPushConstants:
{
SetPushConstantsCmd* cmd = commands.NextCommand<SetPushConstantsCmd>();
}
break;
// TODO
if (lastPipeline->IsCompute()) {
} else {
commandList->SetGraphicsRootSignature(pipelineLayout->GetRootSignature().Get());
commandList->SetPipelineState(lastPipeline->GetRenderPipelineState().Get());
}
}
break;
case Command::SetStencilReference:
case Command::SetPushConstants:
{
SetPushConstantsCmd* cmd = commands.NextCommand<SetPushConstantsCmd>();
}
break;
case Command::SetStencilReference:
{
SetStencilReferenceCmd* cmd = commands.NextCommand<SetStencilReferenceCmd>();
}
break;
case Command::SetBindGroup:
{
SetBindGroupCmd* cmd = commands.NextCommand<SetBindGroupCmd>();
}
break;
case Command::SetBindGroup:
{
SetBindGroupCmd* cmd = commands.NextCommand<SetBindGroupCmd>();
}
break;
case Command::SetIndexBuffer:
{
SetIndexBufferCmd* cmd = commands.NextCommand<SetIndexBufferCmd>();
}
break;
case Command::SetIndexBuffer:
{
SetIndexBufferCmd* cmd = commands.NextCommand<SetIndexBufferCmd>();
case Command::SetVertexBuffers:
{
SetVertexBuffersCmd* cmd = commands.NextCommand<SetVertexBuffersCmd>();
}
break;
Buffer* buffer = ToBackend(cmd->buffer.Get());
D3D12_INDEX_BUFFER_VIEW bufferView;
bufferView.BufferLocation = buffer->GetVA() + cmd->offset;
bufferView.SizeInBytes = buffer->GetSize() - cmd->offset;
bufferView.Format = DXGIIndexFormat(cmd->format);
case Command::TransitionBufferUsage:
{
TransitionBufferUsageCmd* cmd = commands.NextCommand<TransitionBufferUsageCmd>();
}
break;
commandList->IASetIndexBuffer(&bufferView);
}
break;
case Command::TransitionTextureUsage:
{
TransitionTextureUsageCmd* cmd = commands.NextCommand<TransitionTextureUsageCmd>();
}
break;
}
}
}
case Command::SetVertexBuffers:
{
SetVertexBuffersCmd* cmd = commands.NextCommand<SetVertexBuffersCmd>();
auto buffers = commands.NextData<Ref<BufferBase>>(cmd->count);
auto offsets = commands.NextData<uint32_t>(cmd->count);
auto inputState = ToBackend(lastPipeline->GetInputState());
std::array<D3D12_VERTEX_BUFFER_VIEW, kMaxVertexInputs> d3d12BufferViews;
for (uint32_t i = 0; i < cmd->count; ++i) {
auto input = inputState->GetInput(cmd->startSlot + i);
Buffer* buffer = ToBackend(buffers[i].Get());
d3d12BufferViews[i].BufferLocation = buffer->GetVA() + offsets[i];
d3d12BufferViews[i].StrideInBytes = input.stride;
d3d12BufferViews[i].SizeInBytes = buffer->GetSize() - offsets[i];
}
commandList->IASetVertexBuffers(cmd->startSlot, cmd->count, d3d12BufferViews.data());
}
break;
case Command::TransitionBufferUsage:
{
TransitionBufferUsageCmd* cmd = commands.NextCommand<TransitionBufferUsageCmd>();
Buffer* buffer = ToBackend(cmd->buffer.Get());
D3D12_RESOURCE_BARRIER barrier;
if (buffer->GetResourceTransitionBarrier(buffer->GetUsage(), cmd->usage, &barrier)) {
commandList->ResourceBarrier(1, &barrier);
}
buffer->UpdateUsageInternal(cmd->usage);
}
break;
case Command::TransitionTextureUsage:
{
TransitionTextureUsageCmd* cmd = commands.NextCommand<TransitionTextureUsageCmd>();
Texture* texture = ToBackend(cmd->texture.Get());
texture->UpdateUsageInternal(cmd->usage);
}
break;
}
}
}
}
}

45
src/backend/d3d12/D3D12Backend.cpp
View File

@ -14,7 +14,9 @@
#include "D3D12Backend.h"
#include "BufferD3D12.h"
#include "CommandBufferD3D12.h"
#include "InputStateD3D12.h"
#include "PipelineD3D12.h"
#include "PipelineLayoutD3D12.h"
#include "QueueD3D12.h"
@ -51,6 +53,15 @@ namespace d3d12 {
queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
ASSERT_SUCCESS(d3d12Device->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&commandQueue)));
ASSERT_SUCCESS(d3d12Device->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&pendingCommandAllocator)));
ASSERT_SUCCESS(d3d12Device->CreateCommandList(
0,
D3D12_COMMAND_LIST_TYPE_DIRECT,
pendingCommandAllocator.Get(),
nullptr,
IID_PPV_ARGS(&pendingCommandList)
));
}
Device::~Device() {
@ -64,6 +75,14 @@ namespace d3d12 {
return commandQueue;
}
ComPtr<ID3D12CommandAllocator> Device::GetPendingCommandAllocator() {
return pendingCommandAllocator;
}
ComPtr<ID3D12GraphicsCommandList> Device::GetPendingCommandList() {
return pendingCommandList;
}
D3D12_CPU_DESCRIPTOR_HANDLE Device::GetCurrentRenderTargetDescriptor() {
return renderTargetDescriptor;
}
@ -139,26 +158,6 @@ namespace d3d12 {
: BindGroupLayoutBase(builder), device(device) {
}
// Buffer
Buffer::Buffer(Device* device, BufferBuilder* builder)
: BufferBase(builder), device(device) {
}
void Buffer::SetSubDataImpl(uint32_t start, uint32_t count, const uint32_t* data) {
}
void Buffer::MapReadAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) {
// TODO(cwallez@chromium.org): Implement Map Read for the null backend
}
void Buffer::UnmapImpl() {
// TODO(cwallez@chromium.org): Implement Map Read for the null backend
}
void Buffer::TransitionUsageImpl(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage) {
}
// BufferView
BufferView::BufferView(Device* device, BufferViewBuilder* builder)
@ -177,12 +176,6 @@ namespace d3d12 {
: FramebufferBase(builder), device(device) {
}
// InputState
InputState::InputState(Device* device, InputStateBuilder * builder)
: InputStateBase(builder), device(device) {
}
// RenderPass
RenderPass::RenderPass(Device* device, RenderPassBuilder* builder)

25
src/backend/d3d12/D3D12Backend.h
View File

@ -106,6 +106,8 @@ namespace d3d12 {
ComPtr<ID3D12Device> GetD3D12Device();
ComPtr<ID3D12CommandQueue> GetCommandQueue();
ComPtr<ID3D12CommandAllocator> GetPendingCommandAllocator();
ComPtr<ID3D12GraphicsCommandList> GetPendingCommandList();
D3D12_CPU_DESCRIPTOR_HANDLE GetCurrentRenderTargetDescriptor();
void SetNextRenderTargetDescriptor(D3D12_CPU_DESCRIPTOR_HANDLE renderTargetDescriptor);
@ -117,6 +119,8 @@ namespace d3d12 {
private:
ComPtr<ID3D12Device> d3d12Device;
ComPtr<ID3D12CommandQueue> commandQueue;
ComPtr<ID3D12CommandAllocator> pendingCommandAllocator;
ComPtr<ID3D12GraphicsCommandList> pendingCommandList;
D3D12_CPU_DESCRIPTOR_HANDLE renderTargetDescriptor;
};
@ -137,19 +141,6 @@ namespace d3d12 {
Device* device;
};
class Buffer : public BufferBase {
public:
Buffer(Device* device, BufferBuilder* builder);
private:
void SetSubDataImpl(uint32_t start, uint32_t count, const uint32_t* data) override;
void MapReadAsyncImpl(uint32_t serial, uint32_t start, uint32_t count) override;
void UnmapImpl() override;
void TransitionUsageImpl(nxt::BufferUsageBit currentUsage, nxt::BufferUsageBit targetUsage) override;
Device* device;
};
class BufferView : public BufferViewBase {
public:
BufferView(Device* device, BufferViewBuilder* builder);
@ -174,14 +165,6 @@ namespace d3d12 {
Device* device;
};
class InputState : public InputStateBase {
public:
InputState(Device* device, InputStateBuilder* builder);
private:
Device* device;
};
class RenderPass : public RenderPassBase {
public:
RenderPass(Device* device, RenderPassBuilder* builder);

2
src/backend/d3d12/GeneratedCodeIncludes.h
View File

@ -13,7 +13,9 @@
// limitations under the License.
#include "D3D12Backend.h"
#include "BufferD3D12.h"
#include "CommandBufferD3D12.h"
#include "InputStateD3D12.h"
#include "PipelineD3D12.h"
#include "PipelineLayoutD3D12.h"
#include "QueueD3D12.h"

82
src/backend/d3d12/InputStateD3D12.cpp Normal file
View File

@ -0,0 +1,82 @@
// Copyright 2017 The NXT Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "InputStateD3D12.h"
namespace backend {
namespace d3d12 {
static DXGI_FORMAT VertexFormatType(nxt::VertexFormat format) {
switch (format) {
case nxt::VertexFormat::FloatR32G32B32A32:
return DXGI_FORMAT_R32G32B32A32_FLOAT;
case nxt::VertexFormat::FloatR32G32B32:
return DXGI_FORMAT_R32G32B32_FLOAT;
case nxt::VertexFormat::FloatR32G32:
return DXGI_FORMAT_R32G32_FLOAT;
}
}
static D3D12_INPUT_CLASSIFICATION InputStepModeFunction(nxt::InputStepMode mode) {
switch (mode) {
case nxt::InputStepMode::Vertex:
return D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
case nxt::InputStepMode::Instance:
return D3D12_INPUT_CLASSIFICATION_PER_INSTANCE_DATA;
}
}
InputState::InputState(Device* device, InputStateBuilder* builder)
: InputStateBase(builder), device(device) {
const auto& attributesSetMask = GetAttributesSetMask();
size_t count = 0;
for (size_t i = 0; i < attributesSetMask.size(); ++i) {
if (!attributesSetMask[i]) {
continue;
}
D3D12_INPUT_ELEMENT_DESC& inputElementDescriptor = inputElementDescriptors[count++];
const AttributeInfo& attribute = GetAttribute(i);
// If the HLSL semantic is TEXCOORDN the SemanticName should be "TEXCOORD" and the SemanticIndex N
inputElementDescriptor.SemanticName = "TEXCOORD";
inputElementDescriptor.SemanticIndex = i;
inputElementDescriptor.Format = VertexFormatType(attribute.format);
inputElementDescriptor.InputSlot = attribute.bindingSlot;
const InputInfo& input = GetInput(attribute.bindingSlot);
inputElementDescriptor.AlignedByteOffset = attribute.offset;
inputElementDescriptor.InputSlotClass = InputStepModeFunction(input.stepMode);
if (inputElementDescriptor.InputSlotClass == D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA) {
inputElementDescriptor.InstanceDataStepRate = 0;
} else {
inputElementDescriptor.InstanceDataStepRate = 1;
}
}
inputLayoutDescriptor.pInputElementDescs = inputElementDescriptors;
inputLayoutDescriptor.NumElements = count;
}
const D3D12_INPUT_LAYOUT_DESC& InputState::GetD3D12InputLayoutDescriptor() const {
return inputLayoutDescriptor;
}
}
}

42
src/backend/d3d12/InputStateD3D12.h Normal file
View File

@ -0,0 +1,42 @@
// Copyright 2017 The NXT Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef BACKEND_D3D12_INPUTSTATED3D12_H_
#define BACKEND_D3D12_INPUTSTATED3D12_H_
#include "common/InputState.h"
#include "d3d12_platform.h"
namespace backend {
namespace d3d12 {
class Device;
class InputState : public InputStateBase {
public:
InputState(Device* device, InputStateBuilder* builder);
const D3D12_INPUT_LAYOUT_DESC& GetD3D12InputLayoutDescriptor() const;
private:
Device* device;
D3D12_INPUT_LAYOUT_DESC inputLayoutDescriptor;
D3D12_INPUT_ELEMENT_DESC inputElementDescriptors[kMaxVertexAttributes];
};
}
}
#endif // BACKEND_D3D12_INPUTSTATED3D12_H_

4
src/backend/d3d12/PipelineD3D12.cpp
View File

@ -15,6 +15,7 @@
#include "PipelineD3D12.h"
#include "D3D12Backend.h"
#include "InputStateD3D12.h"
#include "ShaderModuleD3D12.h"
#include "PipelineLayoutD3D12.h"
@ -115,6 +116,9 @@ namespace d3d12 {
}
}
InputState* inputState = ToBackend(GetInputState());
descriptor.InputLayout = inputState->GetD3D12InputLayoutDescriptor();
descriptor.pRootSignature = ToBackend(GetLayout())->GetRootSignature().Get();
descriptor.RasterizerState.FillMode = D3D12_FILL_MODE_SOLID;

28
src/backend/d3d12/QueueD3D12.cpp
View File

@ -31,7 +31,6 @@ namespace d3d12 {
nullptr,
IID_PPV_ARGS(&commandList)
));
ASSERT_SUCCESS(commandList->Close());
ASSERT_SUCCESS(device->GetD3D12Device()->CreateFence(fenceValue, D3D12_FENCE_FLAG_NONE, IID_PPV_ARGS(&fence)));
fenceEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);
@ -39,10 +38,22 @@ namespace d3d12 {
}
void Queue::Submit(uint32_t numCommands, CommandBuffer* const * commands) {
// TODO(enga@google.com): This will stall on the previous submit because
ComPtr<ID3D12CommandAllocator> pendingCommandAllocator = device->GetPendingCommandAllocator();
ComPtr<ID3D12GraphicsCommandList> pendingCommandList = device->GetPendingCommandList();
ASSERT_SUCCESS(pendingCommandList->Close());
for (uint32_t i = 0; i < numCommands; ++i) {
commands[i]->FillCommands(commandList);
}
ASSERT_SUCCESS(commandList->Close());
ID3D12CommandList* commandLists[] = { pendingCommandList.Get(), commandList.Get() };
device->GetCommandQueue()->ExecuteCommandLists(_countof(commandLists), commandLists);
// TODO(enga@google.com): This will stall on the submit because
// the commands must finish exeuting before the ID3D12CommandAllocator is reset.
// This should be fixed / optimized by using multiple command allocators.
const uint64_t currentFence = fenceValue++;
const uint64_t currentFence = ++fenceValue;
ASSERT_SUCCESS(device->GetCommandQueue()->Signal(fence.Get(), fenceValue));
if (fence->GetCompletedValue() < currentFence) {
@ -51,16 +62,9 @@ namespace d3d12 {
}
ASSERT_SUCCESS(commandAllocator->Reset());
ASSERT_SUCCESS(pendingCommandAllocator->Reset());
ASSERT_SUCCESS(pendingCommandList->Reset(pendingCommandAllocator.Get(), NULL));
ASSERT_SUCCESS(commandList->Reset(commandAllocator.Get(), NULL));
for (uint32_t i = 0; i < numCommands; ++i) {
commands[i]->FillCommands(commandList);
}
ASSERT_SUCCESS(commandList->Close());
ID3D12CommandList* commandLists[] = { commandList.Get() };
device->GetCommandQueue()->ExecuteCommandLists(_countof(commandLists), commandLists);
}
}