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

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• Hash : d193d51b
  Author :
  Date : 2024-06-17T22:46:08
  

  Replace issue ids post migration to new issue tracker
  
  This change replaces anglebug.com/NNNN links.
  
  Bug: None
  Change-Id: I8ac3aec8d2a8a844b3d7b99fc0a6b2be8da31761
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5637912
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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

• //
  // Copyright 2018 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.
  //
  // DisplayVkAndroid.cpp:
  //    Implements the class methods for DisplayVkAndroid.
  //
  
  #include "libANGLE/renderer/vulkan/android/DisplayVkAndroid.h"
  
  #include <android/log.h>
  #include <android/native_window.h>
  #include <vulkan/vulkan.h>
  
  #include "common/angle_version_info.h"
  #include "libANGLE/renderer/driver_utils.h"
  #include "libANGLE/renderer/vulkan/android/HardwareBufferImageSiblingVkAndroid.h"
  #include "libANGLE/renderer/vulkan/android/WindowSurfaceVkAndroid.h"
  #include "libANGLE/renderer/vulkan/vk_caps_utils.h"
  #include "libANGLE/renderer/vulkan/vk_renderer.h"
  
  namespace rx
  {
  
  DisplayVkAndroid::DisplayVkAndroid(const egl::DisplayState &state) : DisplayVk(state) {}
  
  egl::Error DisplayVkAndroid::initialize(egl::Display *display)
  {
      ANGLE_TRY(DisplayVk::initialize(display));
  
      std::stringstream strstr;
      strstr << "Version (" << angle::GetANGLEVersionString() << "), ";
      strstr << "Renderer (" << mRenderer->getRendererDescription() << ")";
      __android_log_print(ANDROID_LOG_INFO, "ANGLE", "%s", strstr.str().c_str());
  
      return egl::NoError();
  }
  
  bool DisplayVkAndroid::isValidNativeWindow(EGLNativeWindowType window) const
  {
      return (ANativeWindow_getFormat(window) >= 0);
  }
  
  SurfaceImpl *DisplayVkAndroid::createWindowSurfaceVk(const egl::SurfaceState &state,
                                                       EGLNativeWindowType window)
  {
      return new WindowSurfaceVkAndroid(state, window);
  }
  
  egl::ConfigSet DisplayVkAndroid::generateConfigs()
  {
      // ANGLE's Vulkan back-end on Android traditionally supports EGLConfig's with GL_RGBA8,
      // GL_RGB8, and GL_RGB565.  The Android Vulkan loader used to support all three of these
      // (e.g. Android 7), but this has changed as Android now supports Vulkan devices that do not
      // support all of those formats.  The loader always supports GL_RGBA8.  Other formats are
      // optionally supported, depending on the underlying driver support.  This includes GL_RGB10_A2
      // and GL_RGBA16F, which ANGLE also desires to support EGLConfig's with.
      //
      // The problem for ANGLE is that Vulkan requires a VkSurfaceKHR in order to query available
      // formats from the loader, but ANGLE must determine which EGLConfig's to expose before it has
      // a VkSurfaceKHR.  The VK_GOOGLE_surfaceless_query extension allows ANGLE to query formats
      // without having a VkSurfaceKHR.  The old path is still kept until this extension becomes
      // universally available.
  
      // Assume GL_RGB8 and GL_RGBA8 is always available.
      std::vector<GLenum> kColorFormats        = {GL_RGBA8, GL_RGB8};
      std::vector<GLenum> kDesiredColorFormats = {GL_RGB565, GL_RGB10_A2, GL_RGBA16F};
      if (!getRenderer()->getFeatures().supportsSurfacelessQueryExtension.enabled)
      {
          // Old path: Assume GL_RGB565 is available, as it is generally available on the devices
          // that support Vulkan.
          kColorFormats.push_back(GL_RGB565);
      }
      else
      {
          // DisplayVk should have already queried and cached supported surface formats.
          for (GLenum glFormat : kDesiredColorFormats)
          {
              VkFormat vkFormat = mRenderer->getFormat(glFormat).getActualRenderableImageVkFormat();
              ASSERT(vkFormat != VK_FORMAT_UNDEFINED);
              if (isConfigFormatSupported(vkFormat))
              {
                  kColorFormats.push_back(glFormat);
              }
          }
      }
  
      std::vector<GLenum> depthStencilFormats(
          egl_vk::kConfigDepthStencilFormats,
          egl_vk::kConfigDepthStencilFormats + ArraySize(egl_vk::kConfigDepthStencilFormats));
  
      if (getCaps().stencil8)
      {
          depthStencilFormats.push_back(GL_STENCIL_INDEX8);
      }
      return egl_vk::GenerateConfigs(kColorFormats.data(), kColorFormats.size(),
                                     depthStencilFormats.data(), depthStencilFormats.size(), this);
  }
  
  void DisplayVkAndroid::enableRecordableIfSupported(egl::Config *config)
  {
      // TODO(b/181163023): Determine how to properly query for support. This is a hack to unblock
      // launching SwANGLE on Cuttlefish.
      // anglebug.com/42265110: This is also required for app compatiblity.
  
      const bool isRGBA8888Config = (config->redSize == 8 && config->greenSize == 8 &&
                                     config->blueSize == 8 && config->alphaSize == 8);
      const bool isRGB888Config   = (config->redSize == 8 && config->greenSize == 8 &&
                                   config->blueSize == 8 && config->alphaSize == 0);
      const bool isRGB10A2Config  = (config->redSize == 10 && config->greenSize == 10 &&
                                    config->blueSize == 10 && config->alphaSize == 2);
  
      // enabled recordable only for RGBA8888, RGB888 and RGB10_A2 configs
      const EGLBoolean enableRecordableBit =
          (isRGBA8888Config || isRGB888Config || isRGB10A2Config) ? EGL_TRUE : EGL_FALSE;
  
      config->recordable = enableRecordableBit;
  }
  
  void DisplayVkAndroid::checkConfigSupport(egl::Config *config)
  {
      // TODO(geofflang): Test for native support and modify the config accordingly.
      // anglebug.com/42261400
  
      enableRecordableIfSupported(config);
  }
  
  egl::Error DisplayVkAndroid::validateImageClientBuffer(const gl::Context *context,
                                                         EGLenum target,
                                                         EGLClientBuffer clientBuffer,
                                                         const egl::AttributeMap &attribs) const
  {
      switch (target)
      {
          case EGL_NATIVE_BUFFER_ANDROID:
              return HardwareBufferImageSiblingVkAndroid::ValidateHardwareBuffer(
                  mRenderer, clientBuffer, attribs);
  
          default:
              return DisplayVk::validateImageClientBuffer(context, target, clientBuffer, attribs);
      }
  }
  
  ExternalImageSiblingImpl *DisplayVkAndroid::createExternalImageSibling(
      const gl::Context *context,
      EGLenum target,
      EGLClientBuffer buffer,
      const egl::AttributeMap &attribs)
  {
      switch (target)
      {
          case EGL_NATIVE_BUFFER_ANDROID:
              return new HardwareBufferImageSiblingVkAndroid(buffer);
  
          default:
              return DisplayVk::createExternalImageSibling(context, target, buffer, attribs);
      }
  }
  
  const char *DisplayVkAndroid::getWSIExtension() const
  {
      return VK_KHR_ANDROID_SURFACE_EXTENSION_NAME;
  }
  
  bool IsVulkanAndroidDisplayAvailable()
  {
      return true;
  }
  
  DisplayImpl *CreateVulkanAndroidDisplay(const egl::DisplayState &state)
  {
      return new DisplayVkAndroid(state);
  }
  }  // namespace rx
  

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