Major update

• switch to Venus protocol version 1.0.0
  
• drop experimental tag from Venus configuration flag and update API
  
• Improve win32 support
  
• Support passing fences from guest to host for waiting
  and inter-context fence sharing/syncing
  

New features

Venus

• add support for

  • VK_EXT_border_color_swizzle
    
  • VK_EXT_color_write_enable
    
  • VK_EXT_dynamic_rendering_unused_attachments
    
  • VK_EXT_fragment_shader_interlock
    
  • VK_EXT_image_2d_view_of_3d
    
  • VK_EXT_memory_budget
    
  • VK_EXT_mutable_descriptor_type
    
  • VK_EXT_non_seamless_cube_map
    
  • VK_EXT_pci_bus_info
    
  • VK_EXT_shader_subgroup_ballot
    
  • VK_EXT_vertex_input_dynamic_state
    
  • VK_KHR_push_descriptor
    
  • VK_KHR_shader_clock
    
  • VK_KHR_synchronization2
    

• Enable render server by default for Venus

Virgl

On hosts supporting OpenGL 4.6 the guest can now also support OpenGL 4.6.

• Add support for
  
  • EXT_texture_shadow_lod
    
  • EXT_texture_sRGB_rg8
    
  • AMD_vertex_shader_viewport_index
    
  • ARB_draw_parameters
    
  • ARB_shader_group_vote
    
• Enable noperspective interpolation on GLES if the host supports it
  
• Emit GL_BUFFER_UPDATE_BARRIER_BIT and GL_TEXTURE_UPDATE_BARRIER_BIT when needed
  
• Fix handling of images when used in various shader stages
  

Video

• Add support for H.264, H.265 encoding
  
• Add support for AV1, hevc10bit, vc1, jpeg, and mpeg2 decoding
  

Further changes

• lots of security fixes that were unearthed by fuzzing
  
• Improve code quality based on Coverity testing
  

For detailed changes please take a look at the git log.