kc3-lang/angle/src/libANGLE/renderer/vulkan/fuchsia/WindowSurfaceVkFuchsia.cpp

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• Hash : 5fd73782
  Author :
  Date : 2019-08-09T11:46:46
  

  Vulkan: Use volk to load vk* func ptrs
  
  Thanks to Jamie Madill for some fixes to get all CI test passing w/ volk.
  
  This change updates all ANGLE targets that use Vulkan to dyanmically
  link all of the VK entrypoints using the volk OSS library from
  https://github.com/zeux/volk.
  
  It's only two source files so baking them directly into ANGLE repo.
  Also it's used in both the tests and libANGLE trees so added to
  src/common/third_party/volk dir.
  
  Updated volk and the renderer to track latest instance and device
  that were loaded and renderer will refresh vk* function pointers if
  the current and previous device and/or instance don't match. This
  prevents errors in the test framework as we transition between
  backends, especially between VK HW & SwiftShader ICDs.
  
  This change rolls the Vulkan Loader forward to use the latest loader
  version which no longer allows static linking but requires dynamic
  linking.
  
  Bug: angleproject:3740
  Bug: angleproject:4092
  Bug: angleproject:4162
  Bug: angleproject:4210
  Bug: angleproject:4225
  Change-Id: I8a0b7d24c9545bbfdfaa4b9357a9bfe6793e0140
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1965640
  Commit-Queue: Tobin Ehlis <tobine@google.com>
  Reviewed-by: Tobin Ehlis <tobine@google.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/vulkan/fuchsia/WindowSurfaceVkFuchsia.cpp

• //
  // Copyright 2019 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.
  //
  // WindowSurfaceVkFuchsia.cpp:
  //    Implements methods from WindowSurfaceVkFuchsia.
  //
  
  #include "libANGLE/renderer/vulkan/fuchsia/WindowSurfaceVkFuchsia.h"
  
  #include <fuchsia_egl.h>
  #include <fuchsia_egl_backend.h>
  #include <zircon/syscalls.h>
  #include <zircon/syscalls/object.h>
  
  #include "libANGLE/renderer/vulkan/RendererVk.h"
  #include "libANGLE/renderer/vulkan/vk_utils.h"
  
  namespace rx
  {
  
  WindowSurfaceVkFuchsia::WindowSurfaceVkFuchsia(const egl::SurfaceState &surfaceState,
                                                 EGLNativeWindowType window)
      : WindowSurfaceVk(surfaceState, window)
  {}
  
  WindowSurfaceVkFuchsia::~WindowSurfaceVkFuchsia() {}
  
  // static
  bool WindowSurfaceVkFuchsia::isValidNativeWindow(EGLNativeWindowType window)
  {
      fuchsia_egl_window *egl_window = reinterpret_cast<fuchsia_egl_window *>(window);
      return fuchsia_egl_window_get_width(egl_window) >= 0;
  }
  
  angle::Result WindowSurfaceVkFuchsia::createSurfaceVk(vk::Context *context, gl::Extents *extentsOut)
  {
      fuchsia_egl_window *egl_window = reinterpret_cast<fuchsia_egl_window *>(mNativeWindowType);
  
      VkImagePipeSurfaceCreateInfoFUCHSIA createInfo = {};
      createInfo.sType           = VK_STRUCTURE_TYPE_IMAGEPIPE_SURFACE_CREATE_INFO_FUCHSIA;
      createInfo.imagePipeHandle = fuchsia_egl_window_release_image_pipe(egl_window);
      ANGLE_VK_TRY(context, vkCreateImagePipeSurfaceFUCHSIA(context->getRenderer()->getInstance(),
                                                            &createInfo, nullptr, &mSurface));
  
      return getCurrentWindowSize(context, extentsOut);
  }
  
  angle::Result WindowSurfaceVkFuchsia::getCurrentWindowSize(vk::Context *context,
                                                             gl::Extents *extentsOut)
  {
      fuchsia_egl_window *egl_window = reinterpret_cast<fuchsia_egl_window *>(mNativeWindowType);
  
      int32_t width  = fuchsia_egl_window_get_width(egl_window);
      int32_t height = fuchsia_egl_window_get_height(egl_window);
  
      *extentsOut = gl::Extents(width, height, 1);
  
      return angle::Result::Continue;
  }
  
  }  // namespace rx
  

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