| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "flutter/vulkan/vulkan_native_surface_android.h" |
| |
| #include <android/native_window.h> |
| |
| #include "third_party/skia/include/gpu/vk/GrVkBackendContext.h" |
| |
| namespace vulkan { |
| |
| VulkanNativeSurfaceAndroid::VulkanNativeSurfaceAndroid( |
| ANativeWindow* native_window) |
| : native_window_(native_window) { |
| if (native_window_ == nullptr) { |
| return; |
| } |
| ANativeWindow_acquire(native_window_); |
| } |
| |
| VulkanNativeSurfaceAndroid::~VulkanNativeSurfaceAndroid() { |
| if (native_window_ == nullptr) { |
| return; |
| } |
| ANativeWindow_release(native_window_); |
| } |
| |
| const char* VulkanNativeSurfaceAndroid::GetExtensionName() const { |
| return VK_KHR_ANDROID_SURFACE_EXTENSION_NAME; |
| } |
| |
| uint32_t VulkanNativeSurfaceAndroid::GetSkiaExtensionName() const { |
| return kKHR_android_surface_GrVkExtensionFlag; |
| } |
| |
| VkSurfaceKHR VulkanNativeSurfaceAndroid::CreateSurfaceHandle( |
| VulkanProcTable& vk, |
| const VulkanHandle<VkInstance>& instance) const { |
| if (!vk.IsValid() || !instance) { |
| return VK_NULL_HANDLE; |
| } |
| |
| const VkAndroidSurfaceCreateInfoKHR create_info = { |
| .sType = VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR, |
| .pNext = nullptr, |
| .flags = 0, |
| .window = native_window_, |
| }; |
| |
| VkSurfaceKHR surface = VK_NULL_HANDLE; |
| |
| if (VK_CALL_LOG_ERROR(vk.CreateAndroidSurfaceKHR( |
| instance, &create_info, nullptr, &surface)) != VK_SUCCESS) { |
| return VK_NULL_HANDLE; |
| } |
| |
| return surface; |
| } |
| |
| bool VulkanNativeSurfaceAndroid::IsValid() const { |
| return native_window_ != nullptr; |
| } |
| |
| SkISize VulkanNativeSurfaceAndroid::GetSize() const { |
| return native_window_ == nullptr |
| ? SkISize::Make(0, 0) |
| : SkISize::Make(ANativeWindow_getWidth(native_window_), |
| ANativeWindow_getHeight(native_window_)); |
| } |
| |
| } // namespace vulkan |