kc3-lang/angle/src/libANGLE/renderer/vulkan/RendererVk.cpp

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• Hash : 327ba857
  Author :
  Date : 2016-11-30T12:38:28
  

  Vulkan: Hook up loader code.
  
  This integrates the build files for the loader SDK, and tests the
  compilation by calling InitInstance. There's no current way to
  test the runtime behaviour since there's no way for the tests to
  initialize the Vulkan back-end, that will come in the next CL.
  
  BUG=angleproject:1319
  
  Change-Id: Ia8bf96ca068eaf40744c9753b59ffaaa5ada8a73
  Reviewed-on: https://chromium-review.googlesource.com/367519
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/vulkan/RendererVk.cpp

• //
  // Copyright 2016 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.
  //
  // RendererVk.cpp:
  //    Implements the class methods for RendererVk.
  //
  
  #include "libANGLE/renderer/vulkan/RendererVk.h"
  
  #include "common/debug.h"
  
  namespace rx
  {
  
  RendererVk::RendererVk() : mCapsInitialized(false), mInstance(nullptr)
  {
  }
  
  RendererVk::~RendererVk()
  {
      vkDestroyInstance(mInstance, nullptr);
  }
  
  vk::Error RendererVk::initialize()
  {
      VkApplicationInfo applicationInfo;
      applicationInfo.sType              = VK_STRUCTURE_TYPE_APPLICATION_INFO;
      applicationInfo.pNext              = nullptr;
      applicationInfo.pApplicationName   = "ANGLE";
      applicationInfo.applicationVersion = 1;
      applicationInfo.pEngineName        = "ANGLE";
      applicationInfo.engineVersion      = 1;
      applicationInfo.apiVersion         = VK_API_VERSION_1_0;
  
      VkInstanceCreateInfo instanceInfo;
      instanceInfo.sType            = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
      instanceInfo.pNext            = nullptr;
      instanceInfo.flags            = 0;
      instanceInfo.pApplicationInfo = &applicationInfo;
  
      // TODO(jmadill): Layers and extensions.
      instanceInfo.enabledExtensionCount   = 0;
      instanceInfo.ppEnabledExtensionNames = nullptr;
      instanceInfo.enabledLayerCount       = 0;
      instanceInfo.ppEnabledLayerNames     = nullptr;
  
      ANGLE_VK_TRY(vkCreateInstance(&instanceInfo, nullptr, &mInstance));
  
      return vk::NoError();
  }
  
  void RendererVk::ensureCapsInitialized() const
  {
      if (!mCapsInitialized)
      {
          generateCaps(&mNativeCaps, &mNativeTextureCaps, &mNativeExtensions, &mNativeLimitations);
          mCapsInitialized = true;
      }
  }
  
  void RendererVk::generateCaps(gl::Caps * /*outCaps*/,
                                gl::TextureCapsMap * /*outTextureCaps*/,
                                gl::Extensions * /*outExtensions*/,
                                gl::Limitations * /* outLimitations */) const
  {
      // TODO(jmadill): Caps.
  }
  
  const gl::Caps &RendererVk::getNativeCaps() const
  {
      ensureCapsInitialized();
      return mNativeCaps;
  }
  
  const gl::TextureCapsMap &RendererVk::getNativeTextureCaps() const
  {
      ensureCapsInitialized();
      return mNativeTextureCaps;
  }
  
  const gl::Extensions &RendererVk::getNativeExtensions() const
  {
      ensureCapsInitialized();
      return mNativeExtensions;
  }
  
  const gl::Limitations &RendererVk::getNativeLimitations() const
  {
      ensureCapsInitialized();
      return mNativeLimitations;
  }
  
  }  // namespace rx
  

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