kc3-lang/angle/src/libANGLE/renderer/vulkan/CommandBufferNode.h

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• Hash : 3c424b48
  Author :
  Date : 2018-01-19T12:35:09
  

  Vulkan: Add vk_cache_utils.h.
  
  This file contains the Pipeline and RenderPass cache utils.
  
  Also renames renderervk_utils.h to vk_utils.h and the format utils
  file.
  
  Refactoring change only.
  
  Bug: angleproject:2163
  Change-Id: I5113a9a2c6f0b0960d38e6c2d8e391fa2d9f5f6a
  Reviewed-on: https://chromium-review.googlesource.com/876505
  Reviewed-by: Frank Henigman <fjhenigman@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/vulkan/CommandBufferNode.h

• //
  // Copyright 2017 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // CommandBufferNode:
  //    Deferred work constructed by GL calls, that will later be flushed to Vulkan.
  //
  
  #ifndef LIBANGLE_RENDERER_VULKAN_COMMAND_BUFFER_NODE_H_
  #define LIBANGLE_RENDERER_VULKAN_COMMAND_BUFFER_NODE_H_
  
  #include "libANGLE/renderer/vulkan/vk_cache_utils.h"
  
  namespace rx
  {
  
  namespace vk
  {
  
  enum class VisitedState
  {
      Unvisited,
      Ready,
      Visited,
  };
  
  class CommandBufferNode final : angle::NonCopyable
  {
    public:
      CommandBufferNode();
      ~CommandBufferNode();
  
      // Immutable queries for when we're walking the commands tree.
      CommandBuffer *getOutsideRenderPassCommands();
      CommandBuffer *getInsideRenderPassCommands();
  
      // For outside the render pass (copies, transitions, etc).
      Error startRecording(VkDevice device,
                           const CommandPool &commandPool,
                           CommandBuffer **commandsOut);
  
      // For rendering commands (draws).
      Error startRenderPassRecording(RendererVk *renderer, CommandBuffer **commandsOut);
  
      // Commands for storing info relevant to the RenderPass.
      // RenderTargets must be added in order, with the depth/stencil being added last.
      void storeRenderPassInfo(const Framebuffer &framebuffer,
                               const gl::Rectangle renderArea,
                               const std::vector<VkClearValue> &clearValues);
      void appendColorRenderTarget(Serial serial, RenderTargetVk *colorRenderTarget);
      void appendDepthStencilRenderTarget(Serial serial, RenderTargetVk *depthStencilRenderTarget);
  
      // Commands for linking nodes in the dependency graph.
      void addDependency(CommandBufferNode *node);
      void addDependencies(const std::vector<CommandBufferNode *> &nodes);
      bool hasDependencies() const;
      bool isDependency() const;
  
      // Used for testing only.
      bool hasDependency(CommandBufferNode *searchNode);
  
      // Commands for traversing the node on a flush operation.
      VisitedState visitedState() const;
      void visitDependencies(std::vector<CommandBufferNode *> *stack);
      Error visitAndExecute(RendererVk *renderer, CommandBuffer *primaryCommandBuffer);
  
    private:
      void initAttachmentDesc(VkAttachmentDescription *desc);
      void markAsDependency();
  
      // Only used if we need a RenderPass for these commands.
      RenderPassDesc mRenderPassDesc;
      Framebuffer mRenderPassFramebuffer;
      gl::Rectangle mRenderPassRenderArea;
      gl::AttachmentArray<VkClearValue> mRenderPassClearValues;
  
      // Keep a separate buffers for commands inside and outside a RenderPass.
      // TODO(jmadill): We might not need inside and outside RenderPass commands separate.
      CommandBuffer mOutsideRenderPassCommands;
      CommandBuffer mInsideRenderPassCommands;
  
      // Dependency commands must finish before these command can execute.
      std::vector<CommandBufferNode *> mDependencies;
      bool mIsDependency;
  
      // Used when traversing the dependency graph.
      VisitedState mVisitedState;
  };
  }  // namespace vk
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_COMMAND_BUFFER_NODE_H_
  

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