xref: /aosp_15_r20/external/swiftshader/src/WSI/Win32SurfaceKHR.hpp (revision 03ce13f70fcc45d86ee91b7ee4cab1936a95046e)
1 // Copyright 2019 The SwiftShader Authors. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //    http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef SWIFTSHADER_WIN32SURFACEKHR_HPP
16 #define SWIFTSHADER_WIN32SURFACEKHR_HPP
17 
18 #include "VkSurfaceKHR.hpp"
19 #include "Vulkan/VkImage.hpp"
20 #include "Vulkan/VkObject.hpp"
21 
22 #if !defined(WIN32_LEAN_AND_MEAN)
23 #	define WIN32_LEAN_AND_MEAN
24 #endif  // !defined(WIN32_LEAN_AND_MEAN)
25 #include <Windows.h>
26 #include <vulkan/vulkan_win32.h>
27 
28 namespace vk {
29 
30 class Win32SurfaceKHR : public SurfaceKHR, public ObjectBase<Win32SurfaceKHR, VkSurfaceKHR>
31 {
32 public:
33 	Win32SurfaceKHR(const VkWin32SurfaceCreateInfoKHR *pCreateInfo, void *mem);
34 
35 	void destroySurface(const VkAllocationCallbacks *pAllocator) override;
36 
37 	static size_t ComputeRequiredAllocationSize(const VkWin32SurfaceCreateInfoKHR *pCreateInfo);
38 
39 	VkResult getSurfaceCapabilities(const void *pSurfaceInfoPNext, VkSurfaceCapabilitiesKHR *pSurfaceCapabilities, void *pSurfaceCapabilitiesPNext) const override;
40 
41 	virtual void attachImage(PresentImage *image) override;
42 	virtual void detachImage(PresentImage *image) override;
43 	VkResult present(PresentImage *image) override;
44 
45 private:
46 	const HWND hwnd;
47 
48 	HDC windowContext = {};
49 	HDC bitmapContext = {};
50 };
51 
52 }  // namespace vk
53 #endif  // SWIFTSHADER_WIN32SURFACEKHR_HPP
54