kc3-lang/angle/src/libANGLE/renderer/vulkan/SurfaceVk.h

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• Hash : c564c070
  Author :
  Date : 2017-06-01T12:45:42
  

  Pass gl::Context to impl methods instead of ContextImpl.
  
  In some cases we might have to call back into the GL layer, passing
  the Context, and if we just have a ContextImpl pointer this isn't
  possible. It also removes the need for SafeGetImpl.
  
  BUG=angleproject:2044
  
  Change-Id: I6363e84b25648c992c25779d4c43f795aa2866d6
  Reviewed-on: https://chromium-review.googlesource.com/516835
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/vulkan/SurfaceVk.h

• //
  // 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.
  //
  // SurfaceVk.h:
  //    Defines the class interface for SurfaceVk, implementing SurfaceImpl.
  //
  
  #ifndef LIBANGLE_RENDERER_VULKAN_SURFACEVK_H_
  #define LIBANGLE_RENDERER_VULKAN_SURFACEVK_H_
  
  #include <vulkan/vulkan.h>
  
  #include "libANGLE/renderer/SurfaceImpl.h"
  #include "libANGLE/renderer/vulkan/RenderTargetVk.h"
  #include "libANGLE/renderer/vulkan/renderervk_utils.h"
  
  namespace rx
  {
  class RendererVk;
  
  class OffscreenSurfaceVk : public SurfaceImpl
  {
    public:
      OffscreenSurfaceVk(const egl::SurfaceState &surfaceState, EGLint width, EGLint height);
      ~OffscreenSurfaceVk() override;
  
      egl::Error initialize(const egl::Display *display) override;
      FramebufferImpl *createDefaultFramebuffer(const gl::FramebufferState &state) override;
      egl::Error swap(const egl::Display *display) override;
      egl::Error postSubBuffer(EGLint x, EGLint y, EGLint width, EGLint height) override;
      egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
      egl::Error bindTexImage(gl::Texture *texture, EGLint buffer) override;
      egl::Error releaseTexImage(EGLint buffer) override;
      egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
      void setSwapInterval(EGLint interval) override;
  
      // width and height can change with client window resizing
      EGLint getWidth() const override;
      EGLint getHeight() const override;
  
      EGLint isPostSubBufferSupported() const override;
      EGLint getSwapBehavior() const override;
  
      gl::Error getAttachmentRenderTarget(GLenum binding,
                                          const gl::ImageIndex &imageIndex,
                                          FramebufferAttachmentRenderTarget **rtOut) override;
  
    private:
      EGLint mWidth;
      EGLint mHeight;
  };
  
  class WindowSurfaceVk : public SurfaceImpl, public ResourceVk
  {
    public:
      WindowSurfaceVk(const egl::SurfaceState &surfaceState,
                      EGLNativeWindowType window,
                      EGLint width,
                      EGLint height);
      ~WindowSurfaceVk() override;
  
      void destroy(const egl::Display *display) override;
  
      egl::Error initialize(const egl::Display *display) override;
      FramebufferImpl *createDefaultFramebuffer(const gl::FramebufferState &state) override;
      egl::Error swap(const egl::Display *display) override;
      egl::Error postSubBuffer(EGLint x, EGLint y, EGLint width, EGLint height) override;
      egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
      egl::Error bindTexImage(gl::Texture *texture, EGLint buffer) override;
      egl::Error releaseTexImage(EGLint buffer) override;
      egl::Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc) override;
      void setSwapInterval(EGLint interval) override;
  
      // width and height can change with client window resizing
      EGLint getWidth() const override;
      EGLint getHeight() const override;
  
      EGLint isPostSubBufferSupported() const override;
      EGLint getSwapBehavior() const override;
  
      gl::Error getAttachmentRenderTarget(GLenum binding,
                                          const gl::ImageIndex &imageIndex,
                                          FramebufferAttachmentRenderTarget **rtOut) override;
  
      gl::ErrorOrResult<vk::Framebuffer *> getCurrentFramebuffer(
          VkDevice device,
          const vk::RenderPass &compatibleRenderPass);
  
    protected:
      EGLNativeWindowType mNativeWindowType;
      VkSurfaceKHR mSurface;
      VkInstance mInstance;
  
    private:
      virtual vk::ErrorOrResult<gl::Extents> createSurfaceVk(RendererVk *renderer) = 0;
      vk::Error initializeImpl(RendererVk *renderer);
      vk::Error nextSwapchainImage(RendererVk *renderer);
      vk::Error swapImpl(RendererVk *renderer);
  
      VkSwapchainKHR mSwapchain;
  
      RenderTargetVk mRenderTarget;
      vk::Semaphore mImageAvailableSemaphore;
      vk::Semaphore mRenderingCompleteSemaphore;
  
      uint32_t mCurrentSwapchainImageIndex;
      std::vector<vk::Image> mSwapchainImages;
      std::vector<vk::ImageView> mSwapchainImageViews;
      std::vector<vk::Framebuffer> mSwapchainFramebuffers;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_SURFACEVK_H_
  

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