| // Copyright 2018 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "dawn/native/vulkan/BindGroupVk.h" |
| |
| #include "dawn/common/BitSetIterator.h" |
| #include "dawn/common/MatchVariant.h" |
| #include "dawn/common/ityp_stack_vec.h" |
| #include "dawn/native/ExternalTexture.h" |
| #include "dawn/native/vulkan/BindGroupLayoutVk.h" |
| #include "dawn/native/vulkan/BufferVk.h" |
| #include "dawn/native/vulkan/DeviceVk.h" |
| #include "dawn/native/vulkan/FencedDeleter.h" |
| #include "dawn/native/vulkan/SamplerVk.h" |
| #include "dawn/native/vulkan/TextureVk.h" |
| #include "dawn/native/vulkan/UtilsVulkan.h" |
| #include "dawn/native/vulkan/VulkanError.h" |
| |
| namespace dawn::native::vulkan { |
| |
| // static |
| ResultOrError<Ref<BindGroup>> BindGroup::Create(Device* device, |
| const BindGroupDescriptor* descriptor) { |
| return ToBackend(descriptor->layout->GetInternalBindGroupLayout()) |
| ->AllocateBindGroup(device, descriptor); |
| } |
| |
| BindGroup::BindGroup(Device* device, |
| const BindGroupDescriptor* descriptor, |
| DescriptorSetAllocation descriptorSetAllocation) |
| : BindGroupBase(this, device, descriptor), mDescriptorSetAllocation(descriptorSetAllocation) { |
| // Now do a write of a single descriptor set with all possible chained data allocated on the |
| // stack. |
| const uint32_t bindingCount = static_cast<uint32_t>((GetLayout()->GetBindingCount())); |
| ityp::stack_vec<uint32_t, VkWriteDescriptorSet, kMaxOptimalBindingsPerGroup> writes( |
| bindingCount); |
| ityp::stack_vec<uint32_t, VkDescriptorBufferInfo, kMaxOptimalBindingsPerGroup> writeBufferInfo( |
| bindingCount); |
| ityp::stack_vec<uint32_t, VkDescriptorImageInfo, kMaxOptimalBindingsPerGroup> writeImageInfo( |
| bindingCount); |
| |
| uint32_t numWrites = 0; |
| for (const auto& bindingItem : GetLayout()->GetBindingMap()) { |
| // We cannot use structured binding here because lambda expressions can only capture |
| // variables, while structured binding doesn't introduce variables. |
| BindingIndex bindingIndex = bindingItem.second; |
| const BindingInfo& bindingInfo = GetLayout()->GetBindingInfo(bindingIndex); |
| |
| auto& write = writes[numWrites]; |
| write.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; |
| write.pNext = nullptr; |
| write.dstSet = GetHandle(); |
| write.dstBinding = static_cast<uint32_t>(bindingIndex); |
| write.dstArrayElement = 0; |
| write.descriptorCount = 1; |
| write.descriptorType = VulkanDescriptorType(bindingInfo); |
| |
| bool shouldWriteDescriptor = MatchVariant( |
| bindingInfo.bindingLayout, |
| [&](const BufferBindingLayout&) -> bool { |
| BufferBinding binding = GetBindingAsBufferBinding(bindingIndex); |
| |
| VkBuffer handle = ToBackend(binding.buffer)->GetHandle(); |
| if (handle == VK_NULL_HANDLE) { |
| // The Buffer was destroyed. Skip this descriptor write since it would be |
| // a Vulkan Validation Layers error. This bind group won't be used as it |
| // is an error to submit a command buffer that references destroyed |
| // resources. |
| return false; |
| } |
| writeBufferInfo[numWrites].buffer = handle; |
| writeBufferInfo[numWrites].offset = binding.offset; |
| writeBufferInfo[numWrites].range = binding.size; |
| write.pBufferInfo = &writeBufferInfo[numWrites]; |
| return true; |
| }, |
| [&](const SamplerBindingLayout&) -> bool { |
| Sampler* sampler = ToBackend(GetBindingAsSampler(bindingIndex)); |
| writeImageInfo[numWrites].sampler = sampler->GetHandle(); |
| write.pImageInfo = &writeImageInfo[numWrites]; |
| return true; |
| }, |
| [&](const StaticSamplerHolderBindingLayout& layout) -> bool { |
| // Static samplers are bound into the Vulkan layout as immutable |
| // samplers at BindGroupLayout creation time. There is no work |
| // to be done at BindGroup creation time. |
| return false; |
| }, |
| [&](const TextureBindingLayout&) -> bool { |
| TextureView* view = ToBackend(GetBindingAsTextureView(bindingIndex)); |
| |
| VkImageView handle = view->GetHandle(); |
| if (handle == VK_NULL_HANDLE) { |
| // The Texture was destroyed before the TextureView was created. |
| // Skip this descriptor write since it would be |
| // a Vulkan Validation Layers error. This bind group won't be used as it |
| // is an error to submit a command buffer that references destroyed |
| // resources. |
| return false; |
| } |
| writeImageInfo[numWrites].imageView = handle; |
| writeImageInfo[numWrites].imageLayout = VulkanImageLayout( |
| view->GetTexture()->GetFormat(), wgpu::TextureUsage::TextureBinding); |
| |
| write.pImageInfo = &writeImageInfo[numWrites]; |
| return true; |
| }, |
| [&](const StorageTextureBindingLayout&) -> bool { |
| TextureView* view = ToBackend(GetBindingAsTextureView(bindingIndex)); |
| |
| VkImageView handle = VK_NULL_HANDLE; |
| if (view->GetTexture()->GetFormat().format == wgpu::TextureFormat::BGRA8Unorm) { |
| handle = view->GetHandleForBGRA8UnormStorage(); |
| } else { |
| handle = view->GetHandle(); |
| } |
| if (handle == VK_NULL_HANDLE) { |
| // The Texture was destroyed before the TextureView was created. |
| // Skip this descriptor write since it would be |
| // a Vulkan Validation Layers error. This bind group won't be used as it |
| // is an error to submit a command buffer that references destroyed |
| // resources. |
| return false; |
| } |
| writeImageInfo[numWrites].imageView = handle; |
| writeImageInfo[numWrites].imageLayout = VK_IMAGE_LAYOUT_GENERAL; |
| |
| write.pImageInfo = &writeImageInfo[numWrites]; |
| return true; |
| }); |
| |
| if (shouldWriteDescriptor) { |
| numWrites++; |
| } |
| } |
| |
| // TODO(crbug.com/dawn/855): Batch these updates |
| device->fn.UpdateDescriptorSets(device->GetVkDevice(), numWrites, writes.data(), 0, nullptr); |
| |
| SetLabelImpl(); |
| } |
| |
| BindGroup::~BindGroup() = default; |
| |
| void BindGroup::DestroyImpl() { |
| BindGroupBase::DestroyImpl(); |
| ToBackend(GetLayout())->DeallocateBindGroup(this, &mDescriptorSetAllocation); |
| } |
| |
| VkDescriptorSet BindGroup::GetHandle() const { |
| return mDescriptorSetAllocation.set; |
| } |
| |
| void BindGroup::SetLabelImpl() { |
| SetDebugName(ToBackend(GetDevice()), mDescriptorSetAllocation.set, "Dawn_BindGroup", |
| GetLabel()); |
| } |
| |
| } // namespace dawn::native::vulkan |
