2011

The available drivers are AcadDM10.hdi and direct3d10.hdi.
When you select Hardware, the default driver is set to the AcadDM10.hdi driver
that is included with the program.
■ Driver Name. You can select a driver from a list of available
hardware-accelerated drivers found in the Drv directory. If you want to use
a hardware driver from another vendor, it must be supported by the Heidi
®
Graphics System.
For more information, see Hardware Acceleration Troubleshooting in the
Driver and Peripheral Guide.
■ Enhanced 3D Performance.
■ Gooch Hardware Shader.
■ Global Smooth Display.
■ Advanced Material Effects.
■ Per-pixel Lighting. Enables the computation of colors for individual pixels.
With this option on the 3D objects and lighting effects appear smoother
in the viewport.
■ Full Shadow Display. Enables the display of full shadows.
■ Texture Compression. Enables the use of texture compression to reduce
the amount of video memory required to open and display a drawing that
contains materials with images or has attached images.
NOTE With this option on, the time it takes to load the images may increase
the first time that they are accessed and there is a reduction in the quality of
the images when they are displayed in the viewport or plotted.
■ Enhanced 2D Performance.
Software Specifies software acceleration. The software graphics system performs
all of the drawing tasks in 3D.
Exit Ends the command.
858 | Chapter 8 G Commands