[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 89 5 Classes (interfaces) 5.24.12 notifyScaleFactorChange void IDisplay::noti u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.24.13 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 5.24.12 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.24.13 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 5.35.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.35.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 5.35.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.35.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 54.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 54.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned long processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 5.43.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.43.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 5.43.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 5.43.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 54.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 54.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned long processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

[in] boolean fUnscaledHiDPI) fUnscaledHiDPI Notify OpenGL HGCM host service about HiDPI monitor scaling policy change. 6.44.13 notifyScaleFactorChange void IDisplay::notifyScaleFactorChange( [in] unsigned u32ScaleFactorWMultiplied u32ScaleFactorHMultiplied Notify OpenGL HGCM host service about graphics content scaling factor change. 6.44.14 queryFramebuffer IFramebuffer IDisplay::queryFramebuffer( [in] unsigned processing. The commands used for 2D video acceleration (DDraw surface creation/destroying, blitting, scaling, color con- version, overlaying, etc.) are posted from quest to the host to be processed by the host

3 Performance Variation with Frequency Boosting . . . . . . . . . . . . . 319 12.2.4 Frequency Scaling Effect on CPU Usage . . . . . . . . . . . . . . . . . . 319 12.2.5 Inaccurate Windows CPU Usage Enables scaling of the display size. For multiple monitor displays, you can set the scale factor for individual monitors, or globally for all of the monitors. Use the slider to select a scaling factor up VM VirtualBox. On the host side, OpenGL is then used to implement color space transformation and scaling. 4.6 Seamless Windows With the seamless windows feature of Oracle VM VirtualBox, you can have the