kc3-lang/angle/src/libANGLE/renderer/vulkan/xcb/WindowSurfaceVkXcb.cpp

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• Hash : 29f148b0
  Author :
  Date : 2016-11-23T21:05:36
  

  Support Vulkan on Linux as well as Windows.
  
  Refactor display and surface classes into Win32 and Linux parts and
  add Linux parts to gn and gyp builds.
  
  BUG=angleproject:1668
  
  Change-Id: I2a7d29c35f4f42fa0035bd97938d3770f3627672
  Reviewed-on: https://chromium-review.googlesource.com/412426
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/vulkan/xcb/WindowSurfaceVkXcb.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.
  //
  // WindowSurfaceVkXcb.cpp:
  //    Implements the class methods for WindowSurfaceVkXcb.
  //
  
  #include "libANGLE/renderer/vulkan/xcb/WindowSurfaceVkXcb.h"
  
  #include "libANGLE/renderer/vulkan/RendererVk.h"
  
  namespace rx
  {
  
  WindowSurfaceVkXcb::WindowSurfaceVkXcb(const egl::SurfaceState &surfaceState,
                                         EGLNativeWindowType window,
                                         EGLint width,
                                         EGLint height,
                                         xcb_connection_t *conn)
      : WindowSurfaceVk(surfaceState, window, width, height), mXcbConnection(conn)
  {
  }
  
  vk::ErrorOrResult<gl::Extents> WindowSurfaceVkXcb::createSurfaceVk(RendererVk *renderer)
  {
      VkXcbSurfaceCreateInfoKHR createInfo;
  
      createInfo.sType      = VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR;
      createInfo.pNext      = nullptr;
      createInfo.flags      = 0;
      createInfo.connection = mXcbConnection;
      createInfo.window     = mNativeWindowType;
      ANGLE_VK_TRY(vkCreateXcbSurfaceKHR(renderer->getInstance(), &createInfo, nullptr, &mSurface));
  
      xcb_get_geometry_cookie_t cookie = xcb_get_geometry(mXcbConnection, mNativeWindowType);
      xcb_get_geometry_reply_t *reply  = xcb_get_geometry_reply(mXcbConnection, cookie, nullptr);
      ASSERT(reply);
      gl::Extents result(reply->width, reply->height, 0);
      free(reply);
      return result;
  }
  
  }  // namespace rx
  

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