| // Copyright 2018 The Dawn 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 "dawn/native/vulkan/PipelineLayoutVk.h" |
| |
| #include "dawn/common/BitSetIterator.h" |
| #include "dawn/native/vulkan/BindGroupLayoutVk.h" |
| #include "dawn/native/vulkan/DeviceVk.h" |
| #include "dawn/native/vulkan/FencedDeleter.h" |
| #include "dawn/native/vulkan/UtilsVulkan.h" |
| #include "dawn/native/vulkan/VulkanError.h" |
| |
| namespace dawn::native::vulkan { |
| |
| // static |
| ResultOrError<Ref<PipelineLayout>> PipelineLayout::Create( |
| Device* device, |
| const PipelineLayoutDescriptor* descriptor) { |
| Ref<PipelineLayout> layout = AcquireRef(new PipelineLayout(device, descriptor)); |
| DAWN_TRY(layout->Initialize()); |
| return layout; |
| } |
| |
| MaybeError PipelineLayout::Initialize() { |
| // Compute the array of VkDescriptorSetLayouts that will be chained in the create info. |
| // TODO(crbug.com/dawn/277) Vulkan doesn't allow holes in this array, should we expose |
| // this constraints at the Dawn level? |
| uint32_t numSetLayouts = 0; |
| std::array<VkDescriptorSetLayout, kMaxBindGroups> setLayouts; |
| std::array<const CachedObject*, kMaxBindGroups> cachedObjects; |
| for (BindGroupIndex setIndex : IterateBitSet(GetBindGroupLayoutsMask())) { |
| const BindGroupLayoutBase* bindGroupLayout = GetBindGroupLayout(setIndex); |
| setLayouts[numSetLayouts] = ToBackend(bindGroupLayout)->GetHandle(); |
| cachedObjects[numSetLayouts] = bindGroupLayout; |
| numSetLayouts++; |
| } |
| |
| // Always reserve push constant space for the ClampFragDepthArgs. |
| VkPushConstantRange depthClampArgsRange; |
| depthClampArgsRange.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT; |
| depthClampArgsRange.offset = kClampFragDepthArgsOffset; |
| depthClampArgsRange.size = kClampFragDepthArgsSize; |
| |
| VkPipelineLayoutCreateInfo createInfo; |
| createInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO; |
| createInfo.pNext = nullptr; |
| createInfo.flags = 0; |
| createInfo.setLayoutCount = numSetLayouts; |
| createInfo.pSetLayouts = AsVkArray(setLayouts.data()); |
| createInfo.pushConstantRangeCount = 1; |
| createInfo.pPushConstantRanges = &depthClampArgsRange; |
| |
| // Record cache key information now since the createInfo is not stored. |
| StreamIn(&mCacheKey, stream::Iterable(cachedObjects.data(), numSetLayouts), createInfo); |
| |
| Device* device = ToBackend(GetDevice()); |
| DAWN_TRY(CheckVkSuccess( |
| device->fn.CreatePipelineLayout(device->GetVkDevice(), &createInfo, nullptr, &*mHandle), |
| "CreatePipelineLayout")); |
| |
| SetLabelImpl(); |
| |
| return {}; |
| } |
| |
| PipelineLayout::~PipelineLayout() = default; |
| |
| void PipelineLayout::DestroyImpl() { |
| PipelineLayoutBase::DestroyImpl(); |
| if (mHandle != VK_NULL_HANDLE) { |
| ToBackend(GetDevice())->GetFencedDeleter()->DeleteWhenUnused(mHandle); |
| mHandle = VK_NULL_HANDLE; |
| } |
| } |
| |
| VkPipelineLayout PipelineLayout::GetHandle() const { |
| return mHandle; |
| } |
| |
| void PipelineLayout::SetLabelImpl() { |
| SetDebugName(ToBackend(GetDevice()), mHandle, "Dawn_PipelineLayout", GetLabel()); |
| } |
| |
| } // namespace dawn::native::vulkan |