Sitting on top of the map room in an M8, I noticed my shadow caused this "eclipse" of the other tank. Seemed odd.
System Information
------------------
Time of this report: 5/17/2013, 13:28:34
Machine name: GOLF-PC
Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130318-1533)
Language: English (Regional Setting: English)
System Manufacturer: Gateway
System Model: DX4300
BIOS: Default System BIOS
Processor: AMD Phenom(tm) 9750 Quad-Core Processor (4 CPUs), ~2.4GHz
Memory: 8192MB RAM
Available OS Memory: 7936MB RAM
Page File: 2566MB used, 13302MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 11
DX Setup Parameters: Not found
User DPI Setting: Using System DPI
System DPI Setting: 96 DPI (100 percent)
DWM DPI Scaling: Disabled
DxDiag Version: 6.01.7601.17514 64bit Unicode
--------------
Display Devices
---------------
Card name: AMD Radeon HD 6700 Series
Manufacturer: Advanced Micro Devices, Inc.
Chip type: AMD Radeon Graphics Processor (0x68BA)
DAC type: Internal DAC(400MHz)
Device Key: Enum\PCI\VEN_1002&DEV_68BA&SUBSYS_31501682&REV_00
Display Memory: 628 MB
Dedicated Memory: 1013 MB
Shared Memory: 3711 MB
Current Mode: 1600 x 900 (32 bit) (60Hz)
Monitor Name: Gateway HX2000
Monitor Model: HX2000
Monitor Id: GWY00CC
Native Mode: 1600 x 900(p) (59.946Hz)
Output Type: DVI
Driver Name: aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
Driver File Version: 8.17.0010.1172 (English)
Driver Version: 9.12.0.0
DDI Version: 11
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 12/19/2012 16:08:04, 1151488 bytes
WHQL Logo'd: Yes