1 // Copyright 2020 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_WAYLANDSURFACEKHR_HPP 16 #define SWIFTSHADER_WAYLANDSURFACEKHR_HPP 17 18 #include "VkSurfaceKHR.hpp" 19 #include "Vulkan/VkObject.hpp" 20 21 #include <vulkan/vulkan_wayland.h> 22 #include <wayland-client.h> 23 24 #include <unordered_map> 25 26 namespace vk { 27 28 struct WaylandImage 29 { 30 struct wl_buffer *buffer; 31 uint8_t *data; 32 }; 33 34 class WaylandSurfaceKHR : public SurfaceKHR, public ObjectBase<WaylandSurfaceKHR, VkSurfaceKHR> 35 { 36 public: 37 static bool isSupported(); 38 WaylandSurfaceKHR(const VkWaylandSurfaceCreateInfoKHR *pCreateInfo, void *mem); 39 40 void destroySurface(const VkAllocationCallbacks *pAllocator) override; 41 42 static size_t ComputeRequiredAllocationSize(const VkWaylandSurfaceCreateInfoKHR *pCreateInfo); 43 44 VkResult getSurfaceCapabilities(const void *pSurfaceInfoPNext, VkSurfaceCapabilitiesKHR *pSurfaceCapabilities, void *pSurfaceCapabilitiesPNext) const override; 45 46 virtual void attachImage(PresentImage *image) override; 47 virtual void detachImage(PresentImage *image) override; 48 VkResult present(PresentImage *image) override; 49 50 private: 51 struct wl_display *display; 52 struct wl_surface *surface; 53 struct wl_shm *shm; 54 std::unordered_map<PresentImage *, WaylandImage *> imageMap; 55 }; 56 57 } // namespace vk 58 #endif // SWIFTSHADER_WAYLANDSURFACEKHR_HPP 59