buffers and textures. ● Swapchain management. ● Synchronization. ● Command list / buffer recording. ○ Ownership transfers. ○ Memory barriers, image layout transitions. ● Compute dispatches.

Alternative firmware (EFI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 3.14.1 Video modes in EFI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 3.14.2 Specifying boot arguments 76 4.5.1 Hardware 3D acceleration (OpenGL and Direct3D 8/9) . . . . . . . . . 76 4.5.2 Hardware 2D video acceleration for Windows guests . . . . . . . . . . . 77 4.6 Seamless windows . . . . . . . . . . 7.1.8 Multiple remote monitors . . . . . . . . . . . . . . . . . . . . . . . . . . 115 7.1.9 VRDP video redirection . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 7.1.10 VRDP customization .

Alternative firmware (EFI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 3.14.1 Video modes in EFI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 3.14.2 Specifying boot arguments 76 4.5.1 Hardware 3D acceleration (OpenGL and Direct3D 8/9) . . . . . . . . . 76 4.5.2 Hardware 2D video acceleration for Windows guests . . . . . . . . . . . 77 4.6 Seamless windows . . . . . . . . . . 7.1.8 Multiple remote monitors . . . . . . . . . . . . . . . . . . . . . . . . . . 115 7.1.9 VRDP video redirection . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 7.1.10 VRDP customization .

octet command) command Pointer to VBOXVHWACMD containing the completed command. Signals that the Video HW Acceleration command has completed. 5.16.2 drawToScreen Note: This method is not supported in the The Y origin of the guest screen. width height bitsPerPixel Asks VirtualBox to request the given video mode from the guest. This is just a hint and it cannot be guaranteed that the requested resolution or bitsPerPixel parameters means that the corre- sponding values should be taken from the current video mode (i.e. left unchanged). 76 5 Classes (interfaces) If the guest OS supports multi-monitor configuration

octet command) command Pointer to VBOXVHWACMD containing the completed command. Signals that the Video HW Acceleration command has completed. 5.16.2 drawToScreen Note: This method is not supported in the The Y origin of the guest screen. width height bitsPerPixel Asks VirtualBox to request the given video mode from the guest. This is just a hint and it cannot be guaranteed that the requested resolution or bitsPerPixel parameters means that the corre- sponding values should be taken from the current video mode (i.e. left unchanged). 76 5 Classes (interfaces) If the guest OS supports multi-monitor configuration

Alternative firmware (EFI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 3.12.1 Video modes in EFI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 3.12.2 Specifying boot arguments 73 4.4.1 Hardware 3D acceleration (OpenGL and Direct3D 8/9) . . . . . . . . . 73 4.4.2 Hardware 2D video acceleration for Windows guests . . . . . . . . . . . 74 4.5 Seamless windows . . . . . . . . . . 7.1.8 Multiple remote monitors . . . . . . . . . . . . . . . . . . . . . . . . . . 110 7.1.9 VRDP video redirection . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 7.1.10 VRDP customization .

octet command) command Pointer to VBOXVHWACMD containing the completed command. Signals that the Video HW Acceleration command has completed. 5.16.2 drawToScreen Note: This method is not supported in the The Y origin of the guest screen. width height bitsPerPixel Asks VirtualBox to request the given video mode from the guest. This is just a hint and it cannot be guaranteed that the requested resolution or bitsPerPixel parameters means that the corre- sponding values should be taken from the current video mode (i.e. left unchanged). If the guest OS supports multi-monitor configuration then the display

octet command) command Pointer to VBOXVHWACMD containing the completed command. Signals that the Video HW Acceleration command has completed. 5.18.4 detachFramebuffer void IDisplay::detachFramebuffer( ScreenLayoutMode screenLayoutMode, [in] IGuestScreenInfo guestScreenInfo[]) screenLayoutMode guestScreenInfo Set video modes for the guest screens. 5.18.15 setSeamlessMode void IDisplay::setSeamlessMode( [in] boolean bitsPerPixel The number of bits per pixel of the guest screen. Asks VirtualBox to request the given video mode from the guest. This is just a hint and it cannot be guaranteed that the requested resolution

octet command) command Pointer to VBOXVHWACMD containing the completed command. Signals that the Video HW Acceleration command has completed. 5.18.4 detachFramebuffer void IDisplay::detachFramebuffer( ScreenLayoutMode screenLayoutMode, [in] IGuestScreenInfo guestScreenInfo[]) screenLayoutMode guestScreenInfo Set video modes for the guest screens. 5.18.15 setSeamlessMode void IDisplay::setSeamlessMode( [in] boolean bitsPerPixel The number of bits per pixel of the guest screen. Asks VirtualBox to request the given video mode from the guest. This is just a hint and it cannot be guaranteed that the requested resolution

Alternative firmware (EFI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 3.12.1 Video modes in EFI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 4 Guest Additions 57 4.1 68 4.4.1 Hardware 3D acceleration (OpenGL and Direct3D 8/9) . . . . . . . . . 68 4.4.2 Hardware 2D video acceleration for Windows guests . . . . . . . . . . . 70 4.5 Seamless windows . . . . . . . . . . 7.1.8 Multiple remote monitors . . . . . . . . . . . . . . . . . . . . . . . . . . 103 7.1.9 VRDP video redirection . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 7.1.10 VRDP customization .