I wonder if the guys at Crytek knew the demo would be picked apart and this extra functionality found... If they were serious about disabling it, surely they could have hardcoded it? If they chose not to - then good on them.
From a quick browse, it was pointed out that DX10 will use the GPU rather than the CPU to calculate various fx - but that doesn't preclude those fx from working under DX9...
From a quick browse, it was pointed out that DX10 will use the GPU rather than the CPU to calculate various fx - but that doesn't preclude those fx from working under DX9...