| /* | |
| * Copyright 2016 Google Inc. | |
| * | |
| * Use of this source code is governed by a BSD-style license that can be | |
| * found in the LICENSE file. | |
| */ | |
| #include "src/gpu/vk/GrVkDescriptorSetManager.h" | |
| #include "src/gpu/vk/GrVkDescriptorPool.h" | |
| #include "src/gpu/vk/GrVkDescriptorSet.h" | |
| #include "src/gpu/vk/GrVkGpu.h" | |
| #include "src/gpu/vk/GrVkUniformHandler.h" | |
| #if defined(SK_ENABLE_SCOPED_LSAN_SUPPRESSIONS) | |
| #include <sanitizer/lsan_interface.h> | |
| #endif | |
| GrVkDescriptorSetManager* GrVkDescriptorSetManager::CreateUniformManager(GrVkGpu* gpu) { | |
| SkSTArray<1, uint32_t> visibilities; | |
| uint32_t stages = kVertex_GrShaderFlag | kFragment_GrShaderFlag; | |
| if (gpu->vkCaps().shaderCaps()->geometryShaderSupport()) { | |
| stages |= kGeometry_GrShaderFlag; | |
| } | |
| visibilities.push_back(stages); | |
| SkTArray<const GrVkSampler*> samplers; | |
| return Create(gpu, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, visibilities, samplers); | |
| } | |
| GrVkDescriptorSetManager* GrVkDescriptorSetManager::CreateSamplerManager( | |
| GrVkGpu* gpu, VkDescriptorType type, const GrVkUniformHandler& uniformHandler) { | |
| SkSTArray<4, uint32_t> visibilities; | |
| SkSTArray<4, const GrVkSampler*> immutableSamplers; | |
| SkASSERT(type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER); | |
| for (int i = 0 ; i < uniformHandler.numSamplers(); ++i) { | |
| visibilities.push_back(uniformHandler.samplerVisibility(i)); | |
| immutableSamplers.push_back(uniformHandler.immutableSampler(i)); | |
| } | |
| return Create(gpu, type, visibilities, immutableSamplers); | |
| } | |
| GrVkDescriptorSetManager* GrVkDescriptorSetManager::CreateSamplerManager( | |
| GrVkGpu* gpu, VkDescriptorType type, const SkTArray<uint32_t>& visibilities) { | |
| SkSTArray<4, const GrVkSampler*> immutableSamplers; | |
| SkASSERT(type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER); | |
| for (int i = 0 ; i < visibilities.count(); ++i) { | |
| immutableSamplers.push_back(nullptr); | |
| } | |
| return Create(gpu, type, visibilities, immutableSamplers); | |
| } | |
| VkShaderStageFlags visibility_to_vk_stage_flags(uint32_t visibility) { | |
| VkShaderStageFlags flags = 0; | |
| if (visibility & kVertex_GrShaderFlag) { | |
| flags |= VK_SHADER_STAGE_VERTEX_BIT; | |
| } | |
| if (visibility & kGeometry_GrShaderFlag) { | |
| flags |= VK_SHADER_STAGE_GEOMETRY_BIT; | |
| } | |
| if (visibility & kFragment_GrShaderFlag) { | |
| flags |= VK_SHADER_STAGE_FRAGMENT_BIT; | |
| } | |
| return flags; | |
| } | |
| static bool get_layout_and_desc_count(GrVkGpu* gpu, | |
| VkDescriptorType type, | |
| const SkTArray<uint32_t>& visibilities, | |
| const SkTArray<const GrVkSampler*>& immutableSamplers, | |
| VkDescriptorSetLayout* descSetLayout, | |
| uint32_t* descCountPerSet) { | |
| if (VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER == type || | |
| VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER == type) { | |
| uint32_t numBindings = visibilities.count(); | |
| std::unique_ptr<VkDescriptorSetLayoutBinding[]> dsSamplerBindings( | |
| new VkDescriptorSetLayoutBinding[numBindings]); | |
| for (uint32_t i = 0; i < numBindings; ++i) { | |
| uint32_t visibility = visibilities[i]; | |
| dsSamplerBindings[i].binding = i; | |
| dsSamplerBindings[i].descriptorType = type; | |
| dsSamplerBindings[i].descriptorCount = 1; | |
| dsSamplerBindings[i].stageFlags = visibility_to_vk_stage_flags(visibility); | |
| if (VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER == type) { | |
| if (immutableSamplers[i]) { | |
| dsSamplerBindings[i].pImmutableSamplers = immutableSamplers[i]->samplerPtr(); | |
| } else { | |
| dsSamplerBindings[i].pImmutableSamplers = nullptr; | |
| } | |
| } | |
| } | |
| VkDescriptorSetLayoutCreateInfo dsSamplerLayoutCreateInfo; | |
| memset(&dsSamplerLayoutCreateInfo, 0, sizeof(VkDescriptorSetLayoutCreateInfo)); | |
| dsSamplerLayoutCreateInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO; | |
| dsSamplerLayoutCreateInfo.pNext = nullptr; | |
| dsSamplerLayoutCreateInfo.flags = 0; | |
| dsSamplerLayoutCreateInfo.bindingCount = numBindings; | |
| // Setting to nullptr fixes an error in the param checker validation layer. Even though | |
| // bindingCount is 0 (which is valid), it still tries to validate pBindings unless it is | |
| // null. | |
| dsSamplerLayoutCreateInfo.pBindings = numBindings ? dsSamplerBindings.get() : nullptr; | |
| #if defined(SK_ENABLE_SCOPED_LSAN_SUPPRESSIONS) | |
| // skia:8713 | |
| __lsan::ScopedDisabler lsanDisabler; | |
| #endif | |
| VkResult result; | |
| GR_VK_CALL_RESULT(gpu, result, | |
| CreateDescriptorSetLayout(gpu->device(), | |
| &dsSamplerLayoutCreateInfo, | |
| nullptr, | |
| descSetLayout)); | |
| if (result != VK_SUCCESS) { | |
| return false; | |
| } | |
| *descCountPerSet = visibilities.count(); | |
| } else { | |
| SkASSERT(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER == type); | |
| static constexpr int kUniformDescPerSet = 1; | |
| SkASSERT(kUniformDescPerSet == visibilities.count()); | |
| // Create Uniform Buffer Descriptor | |
| VkDescriptorSetLayoutBinding dsUniBinding; | |
| memset(&dsUniBinding, 0, sizeof(dsUniBinding)); | |
| dsUniBinding.binding = GrVkUniformHandler::kUniformBinding; | |
| dsUniBinding.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; | |
| dsUniBinding.descriptorCount = 1; | |
| dsUniBinding.stageFlags = visibility_to_vk_stage_flags(visibilities[0]); | |
| dsUniBinding.pImmutableSamplers = nullptr; | |
| VkDescriptorSetLayoutCreateInfo uniformLayoutCreateInfo; | |
| memset(&uniformLayoutCreateInfo, 0, sizeof(VkDescriptorSetLayoutCreateInfo)); | |
| uniformLayoutCreateInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO; | |
| uniformLayoutCreateInfo.pNext = nullptr; | |
| uniformLayoutCreateInfo.flags = 0; | |
| uniformLayoutCreateInfo.bindingCount = 1; | |
| uniformLayoutCreateInfo.pBindings = &dsUniBinding; | |
| #if defined(SK_ENABLE_SCOPED_LSAN_SUPPRESSIONS) | |
| // skia:8713 | |
| __lsan::ScopedDisabler lsanDisabler; | |
| #endif | |
| VkResult result; | |
| GR_VK_CALL_RESULT(gpu, result, CreateDescriptorSetLayout(gpu->device(), | |
| &uniformLayoutCreateInfo, | |
| nullptr, | |
| descSetLayout)); | |
| if (result != VK_SUCCESS) { | |
| return false; | |
| } | |
| *descCountPerSet = kUniformDescPerSet; | |
| } | |
| return true; | |
| } | |
| GrVkDescriptorSetManager* GrVkDescriptorSetManager::Create( | |
| GrVkGpu* gpu, VkDescriptorType type, | |
| const SkTArray<uint32_t>& visibilities, | |
| const SkTArray<const GrVkSampler*>& immutableSamplers) { | |
| #ifdef SK_DEBUG | |
| if (type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER) { | |
| SkASSERT(visibilities.count() == immutableSamplers.count()); | |
| } else { | |
| SkASSERT(immutableSamplers.count() == 0); | |
| } | |
| #endif | |
| VkDescriptorSetLayout descSetLayout; | |
| uint32_t descCountPerSet; | |
| if (!get_layout_and_desc_count(gpu, type, visibilities, immutableSamplers, &descSetLayout, | |
| &descCountPerSet)) { | |
| return nullptr; | |
| } | |
| return new GrVkDescriptorSetManager(gpu, type, descSetLayout, descCountPerSet, visibilities, | |
| immutableSamplers); | |
| } | |
| GrVkDescriptorSetManager::GrVkDescriptorSetManager( | |
| GrVkGpu* gpu, VkDescriptorType type, VkDescriptorSetLayout descSetLayout, | |
| uint32_t descCountPerSet, const SkTArray<uint32_t>& visibilities, | |
| const SkTArray<const GrVkSampler*>& immutableSamplers) | |
| : fPoolManager(descSetLayout, type, descCountPerSet) { | |
| for (int i = 0; i < visibilities.count(); ++i) { | |
| fBindingVisibilities.push_back(visibilities[i]); | |
| } | |
| for (int i = 0; i < immutableSamplers.count(); ++i) { | |
| const GrVkSampler* sampler = immutableSamplers[i]; | |
| if (sampler) { | |
| sampler->ref(); | |
| } | |
| fImmutableSamplers.push_back(sampler); | |
| } | |
| } | |
| const GrVkDescriptorSet* GrVkDescriptorSetManager::getDescriptorSet(GrVkGpu* gpu, | |
| const Handle& handle) { | |
| const GrVkDescriptorSet* ds = nullptr; | |
| int count = fFreeSets.count(); | |
| if (count > 0) { | |
| ds = fFreeSets[count - 1]; | |
| fFreeSets.removeShuffle(count - 1); | |
| } else { | |
| VkDescriptorSet vkDS; | |
| if (!fPoolManager.getNewDescriptorSet(gpu, &vkDS)) { | |
| return nullptr; | |
| } | |
| ds = new GrVkDescriptorSet(vkDS, fPoolManager.fPool, handle); | |
| } | |
| SkASSERT(ds); | |
| return ds; | |
| } | |
| void GrVkDescriptorSetManager::recycleDescriptorSet(const GrVkDescriptorSet* descSet) { | |
| SkASSERT(descSet); | |
| fFreeSets.push_back(descSet); | |
| } | |
| void GrVkDescriptorSetManager::release(GrVkGpu* gpu) { | |
| fPoolManager.freeGPUResources(gpu); | |
| for (int i = 0; i < fFreeSets.count(); ++i) { | |
| fFreeSets[i]->unref(gpu); | |
| } | |
| fFreeSets.reset(); | |
| for (int i = 0; i < fImmutableSamplers.count(); ++i) { | |
| if (fImmutableSamplers[i]) { | |
| fImmutableSamplers[i]->unref(gpu); | |
| } | |
| } | |
| fImmutableSamplers.reset(); | |
| } | |
| bool GrVkDescriptorSetManager::isCompatible(VkDescriptorType type, | |
| const GrVkUniformHandler* uniHandler) const { | |
| SkASSERT(uniHandler); | |
| if (type != fPoolManager.fDescType) { | |
| return false; | |
| } | |
| SkASSERT(type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER); | |
| if (fBindingVisibilities.count() != uniHandler->numSamplers()) { | |
| return false; | |
| } | |
| for (int i = 0; i < uniHandler->numSamplers(); ++i) { | |
| if (uniHandler->samplerVisibility(i) != fBindingVisibilities[i] || | |
| uniHandler->immutableSampler(i) != fImmutableSamplers[i]) { | |
| return false; | |
| } | |
| } | |
| return true; | |
| } | |
| bool GrVkDescriptorSetManager::isCompatible(VkDescriptorType type, | |
| const SkTArray<uint32_t>& visibilities) const { | |
| if (type != fPoolManager.fDescType) { | |
| return false; | |
| } | |
| if (VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER == type || | |
| VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER == type) { | |
| if (fBindingVisibilities.count() != visibilities.count()) { | |
| return false; | |
| } | |
| for (int i = 0; i < visibilities.count(); ++i) { | |
| if (visibilities[i] != fBindingVisibilities[i] || fImmutableSamplers[i] != nullptr) { | |
| return false; | |
| } | |
| } | |
| } | |
| return true; | |
| } | |
| //////////////////////////////////////////////////////////////////////////////// | |
| GrVkDescriptorSetManager::DescriptorPoolManager::DescriptorPoolManager( | |
| VkDescriptorSetLayout layout, | |
| VkDescriptorType type, | |
| uint32_t descCountPerSet) | |
| : fDescLayout(layout) | |
| , fDescType(type) | |
| , fDescCountPerSet(descCountPerSet) | |
| , fMaxDescriptors(kStartNumDescriptors) | |
| , fCurrentDescriptorCount(0) | |
| , fPool(nullptr) { | |
| } | |
| bool GrVkDescriptorSetManager::DescriptorPoolManager::getNewPool(GrVkGpu* gpu) { | |
| if (fPool) { | |
| fPool->unref(gpu); | |
| uint32_t newPoolSize = fMaxDescriptors + ((fMaxDescriptors + 1) >> 1); | |
| if (newPoolSize < kMaxDescriptors) { | |
| fMaxDescriptors = newPoolSize; | |
| } else { | |
| fMaxDescriptors = kMaxDescriptors; | |
| } | |
| } | |
| fPool = gpu->resourceProvider().findOrCreateCompatibleDescriptorPool(fDescType, | |
| fMaxDescriptors); | |
| return SkToBool(fPool); | |
| } | |
| bool GrVkDescriptorSetManager::DescriptorPoolManager::getNewDescriptorSet(GrVkGpu* gpu, | |
| VkDescriptorSet* ds) { | |
| if (!fMaxDescriptors) { | |
| return false; | |
| } | |
| fCurrentDescriptorCount += fDescCountPerSet; | |
| if (!fPool || fCurrentDescriptorCount > fMaxDescriptors) { | |
| if (!this->getNewPool(gpu) ) { | |
| return false; | |
| } | |
| fCurrentDescriptorCount = fDescCountPerSet; | |
| } | |
| VkDescriptorSetAllocateInfo dsAllocateInfo; | |
| memset(&dsAllocateInfo, 0, sizeof(VkDescriptorSetAllocateInfo)); | |
| dsAllocateInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO; | |
| dsAllocateInfo.pNext = nullptr; | |
| dsAllocateInfo.descriptorPool = fPool->descPool(); | |
| dsAllocateInfo.descriptorSetCount = 1; | |
| dsAllocateInfo.pSetLayouts = &fDescLayout; | |
| VkResult result; | |
| GR_VK_CALL_RESULT(gpu, result, AllocateDescriptorSets(gpu->device(), | |
| &dsAllocateInfo, | |
| ds)); | |
| return result == VK_SUCCESS; | |
| } | |
| void GrVkDescriptorSetManager::DescriptorPoolManager::freeGPUResources(GrVkGpu* gpu) { | |
| if (fDescLayout) { | |
| GR_VK_CALL(gpu->vkInterface(), DestroyDescriptorSetLayout(gpu->device(), fDescLayout, | |
| nullptr)); | |
| fDescLayout = VK_NULL_HANDLE; | |
| } | |
| if (fPool) { | |
| fPool->unref(gpu); | |
| fPool = nullptr; | |
| } | |
| } | |