kc3-lang/angle/src/libANGLE/renderer/vulkan/android/vk_android_utils.cpp

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• Hash : 914fe61b
  Author :
  Date : 2024-03-15T13:20:49
  

  Vulkan: Rename RendererVk.* to vk_renderer.*
  
  Done in a separate CL from the move to namespace vk to avoid possible
  rebase-time confusion with the file name change.
  
  Bug: angleproject:8564
  Change-Id: Ibab79029834b88514d4466a7a4c076b1352bc450
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5370107
  Reviewed-by: Amirali Abdolrashidi <abdolrashidi@google.com>
  Commit-Queue: Amirali Abdolrashidi <abdolrashidi@google.com>
  

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• src/libANGLE/renderer/vulkan/android/vk_android_utils.cpp

• //
  // Copyright 2020 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.
  //
  
  // vk_android_utils.cpp: Vulkan utilities for using the Android platform
  
  #include "libANGLE/renderer/vulkan/android/vk_android_utils.h"
  
  #include "common/android_util.h"
  #include "libANGLE/renderer/vulkan/ContextVk.h"
  #include "libANGLE/renderer/vulkan/vk_renderer.h"
  #include "libANGLE/renderer/vulkan/vk_utils.h"
  
  #if defined(ANGLE_PLATFORM_ANDROID)
  #    include "libANGLE/Display.h"
  #    include "libANGLE/renderer/vulkan/android/AHBFunctions.h"
  #    include "libANGLE/renderer/vulkan/android/DisplayVkAndroid.h"
  #endif
  
  namespace rx
  {
  namespace vk
  {
  namespace
  {
  #if defined(ANGLE_PLATFORM_ANDROID)
  DisplayVkAndroid *GetDisplayVkAndroid(Renderer *renderer)
  {
      DisplayVk *displayVk = static_cast<DisplayVk *>(renderer->getGlobalOps());
      return static_cast<DisplayVkAndroid *>(displayVk);
  }
  #endif
  }  // anonymous namespace
  
  angle::Result GetClientBufferMemoryRequirements(Context *context,
                                                  const AHardwareBuffer *hardwareBuffer,
                                                  VkMemoryRequirements &memRequirements)
  {
  #if defined(ANGLE_PLATFORM_ANDROID)
      const AHBFunctions &ahbFunctions =
          GetDisplayVkAndroid(context->getRenderer())->getAHBFunctions();
      ASSERT(ahbFunctions.valid());
  
      AHardwareBuffer_Desc aHardwareBufferDescription = {};
      ahbFunctions.describe(hardwareBuffer, &aHardwareBufferDescription);
      if (aHardwareBufferDescription.format != AHARDWAREBUFFER_FORMAT_BLOB)
      {
          ERR() << "Trying to import non-BLOB AHB as client buffer.";
          return angle::Result::Stop;
      }
  
      // Get Android Buffer Properties
      VkAndroidHardwareBufferPropertiesANDROID bufferProperties = {};
      bufferProperties.sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_PROPERTIES_ANDROID;
      bufferProperties.pNext = nullptr;
  
      VkDevice device = context->getRenderer()->getDevice();
      ANGLE_VK_TRY(context, vkGetAndroidHardwareBufferPropertiesANDROID(device, hardwareBuffer,
                                                                        &bufferProperties));
  
      memRequirements.size           = bufferProperties.allocationSize;
      memRequirements.alignment      = 0;
      memRequirements.memoryTypeBits = bufferProperties.memoryTypeBits;
  
      return angle::Result::Continue;
  #else
      ANGLE_VK_UNREACHABLE(context);
      return angle::Result::Stop;
  
  #endif
  }
  
  angle::Result InitAndroidExternalMemory(Context *context,
                                          EGLClientBuffer clientBuffer,
                                          VkMemoryPropertyFlags memoryProperties,
                                          Buffer *buffer,
                                          VkMemoryPropertyFlags *memoryPropertyFlagsOut,
                                          uint32_t *memoryTypeIndexOut,
                                          DeviceMemory *deviceMemoryOut,
                                          VkDeviceSize *sizeOut)
  {
  #if defined(ANGLE_PLATFORM_ANDROID)
      const AHBFunctions &functions = GetDisplayVkAndroid(context->getRenderer())->getAHBFunctions();
      ASSERT(functions.valid());
  
      struct AHardwareBuffer *hardwareBuffer =
          angle::android::ClientBufferToAHardwareBuffer(clientBuffer);
  
      VkMemoryRequirements externalMemoryRequirements = {};
      ANGLE_TRY(
          GetClientBufferMemoryRequirements(context, hardwareBuffer, externalMemoryRequirements));
  
      // Import Vulkan DeviceMemory from Android Hardware Buffer.
      VkImportAndroidHardwareBufferInfoANDROID importHardwareBufferInfo = {};
      importHardwareBufferInfo.sType  = VK_STRUCTURE_TYPE_IMPORT_ANDROID_HARDWARE_BUFFER_INFO_ANDROID;
      importHardwareBufferInfo.buffer = hardwareBuffer;
  
      ANGLE_VK_TRY(context, AllocateBufferMemoryWithRequirements(
                                context, MemoryAllocationType::BufferExternal, memoryProperties,
                                externalMemoryRequirements, &importHardwareBufferInfo, buffer,
                                memoryPropertyFlagsOut, memoryTypeIndexOut, deviceMemoryOut));
      *sizeOut = externalMemoryRequirements.size;
  
      functions.acquire(hardwareBuffer);
  
      return angle::Result::Continue;
  #else
      ANGLE_VK_UNREACHABLE(context);
      return angle::Result::Stop;
  #endif
  }
  
  void ReleaseAndroidExternalMemory(Renderer *renderer, EGLClientBuffer clientBuffer)
  {
  #if defined(ANGLE_PLATFORM_ANDROID)
      const AHBFunctions &functions = GetDisplayVkAndroid(renderer)->getAHBFunctions();
      ASSERT(functions.valid());
      struct AHardwareBuffer *hardwareBuffer =
          angle::android::ClientBufferToAHardwareBuffer(clientBuffer);
      functions.release(hardwareBuffer);
  #endif
  }
  }  // namespace vk
  }  // namespace rx
  

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