Configuration of graphical card

Problem 1

Symptoms

• When you drag Diamonds from your laptopscreen to a monitor screen, Diamonds crashes.
• Drawing runs sluggish:
  • The cursor is not visible.
  • The selection box is not visible.
  • The cross lines are drawn over each other and seem to clear the drawing area.
  • It is not possible to draw cut lines.
• Diamonds is slow – even with small models:
  • When selecting elements
  • Working with the model in general
• Error message on accessing results: ‘Attempted to read or write protected memory. This is often an indication that other memory is corrupt.’ Often accompanied by Problem in TStructure.Drawstructure

Solution a

• In Diamonds go to Options → Preferences → Tab ‘Drawing’
• Uncheck the option ‘Graphical input using Open GL’.
• Restart Diamonds and check if the problem is solved.

Solution b

• Try solution a first.
• Close Diamonds.
• Right click on your desktop > open the NVIDEA control panel > go to ‘Manage 3D settings’
• Turn off the option ‘Thread optimisation‘ and click ‘Apply‘.
• Restart Diamonds and check if the problem is solved.

Problem 2

Symptoms

• You don’t see the cursor of the mouse or there’s a delay on the cursor.
• When I draw a line, the line doesn’t appear immediately but after a few seconds.
• When I select elements, it takes several seconds before I see the selection.

Solution

[Windows Vista or 7]

• Close Diamonds.
• Right click the Diamonds icon on your desktop.
• Click on ‘Properties’ and go to the tab ‘Compatibility’.
• Check the option ‘Disable desktop composition’.
• Click ‘OK’.
• Start Diamonds.

[Windows 8 or 10]

• See problem 2

[virtualized Windows running on MAC]

• in the settings of the virtual machine (usually Parallels or VM Ware), there’s an option in the screen settings called ‘3D acceleration’. Turn if off.
  

Problem 3

Symptoms

• I don’t see the names of the axes, although the font size is large enough.
• When looking at the loads, I don’t see the values, although the font size is large enough.
• When looking at the results, I don’t see the values, although the font size is large enough.

No graphical problem	Graphical problem

Solution

• In Diamonds → Options → Preferences → Tab ‘Drawing’
• Uncheck the option ‘Fast rendering‘.
• Restart Diamonds and check if the problem is solved.