kc3-lang/angle/src/libANGLE/renderer/vulkan/linux/DmaBufImageSiblingVkLinux.h

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• Hash : 458389f2
  Author :
  Date : 2021-09-02T22:41:40
  

  Vulkan: Support Linux dma-bufs
  
  This change adds support for EGL_EXT_image_dma_buf_import and
  EGL_EXT_image_dma_buf_import_modifiers on top of Vulkan's
  VK_EXT_external_memory_dma_buf and VK_EXT_image_drm_format_modifier.
  
  Bug: angleproject:6248
  Change-Id: I581987f88e9ddcf351dc721f499f63912dca05f9
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3145610
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/libANGLE/renderer/vulkan/linux/DmaBufImageSiblingVkLinux.h

• //
  // Copyright 2021 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.
  //
  
  // DmaBufImageSiblingVkLinux.h: Defines the DmaBufImageSiblingVkLinux to wrap
  // EGL images created from Linux dma-buf objects
  
  #ifndef LIBANGLE_RENDERER_VULKAN_LINUX_DMABUFIMAGESIBLINGVKLINUX_H_
  #define LIBANGLE_RENDERER_VULKAN_LINUX_DMABUFIMAGESIBLINGVKLINUX_H_
  
  #include "libANGLE/renderer/vulkan/ImageVk.h"
  
  namespace rx
  {
  
  class DmaBufImageSiblingVkLinux : public ExternalImageSiblingVk
  {
    public:
      DmaBufImageSiblingVkLinux(const egl::AttributeMap &attribs);
      ~DmaBufImageSiblingVkLinux() override;
  
      egl::Error initialize(const egl::Display *display) override;
      void onDestroy(const egl::Display *display) override;
  
      // ExternalImageSiblingImpl interface
      gl::Format getFormat() const override;
      bool isRenderable(const gl::Context *context) const override;
      bool isTexturable(const gl::Context *context) const override;
      bool isYUV() const override;
      bool hasProtectedContent() const override;
      gl::Extents getSize() const override;
      size_t getSamples() const override;
  
      // ExternalImageSiblingVk interface
      vk::ImageHelper *getImage() const override;
  
      void release(RendererVk *renderer) override;
  
    private:
      angle::Result initImpl(DisplayVk *displayVk);
  
      egl::AttributeMap mAttribs;
      gl::Extents mSize;
      gl::Format mFormat;
  
      bool mRenderable;
      bool mTextureable;
      bool mYUV;
      bool mHasProtectedContent;
      size_t mSamples;
  
      vk::ImageHelper *mImage;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_LINUX_DMABUFIMAGESIBLINGVKLINUX_H_
  

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