Out of curiosity, if you place the OpenGL info patch (not CL), do you have any texture units available? Does the gpu show up there either?
On Sat, Jul 23, 2011 at 4:36 PM, Paul Harrison <harrisonpa...@yahoo.com>wrote: > I have constructed a simple .qtz composition using OpenCL Context Info > patch which reports that my iMac has an OpenCl > Device Count of 1, > Device Type of CL_DEVICE_CPU, and > Name of "Intel(R) Core(TM) i& CPU 860 @ 2.80GHz. > > But, the iMac'a system info reports under Graphics/Displays that it also > sports an > ATI Radeon HD 4850: > Chipset Model: ATI Radeon HD 4850 > Type: GPU > Bus: PCIe > PCIe Lane Width: x16 > VRAM (Total): 512 MB > Vendor: ATI (0x1002) > Device ID: 0x944a > Revision ID: 0x0000 > ROM Revision: 113-B9110C-425 > EFI Driver Version: 01.00.383 > > And the Apple website http://www.apple.com/macosx/specs.html says: > > "OpenCL > requires one of the following graphics cards or graphics processors: > > NVIDIA GeForce 320M, GeForce GT 330M, GeForce 9400M, GeForce 9600M GT, > GeForce 8600M GT, GeForce GT 120, GeForce GT 130, GeForce GTX 285, GeForce > 8800 GT, GeForce 8800 GS, Quadro FX 4800, Quadro FX5600 > ATI Radeon HD 4670, ATI Radeon HD 4850, Radeon HD 4870, ATI Radeon HD 5670, > ATI Radeon HD 5750, ATI Radeon HD 5770, ATI Radeon HD 5870 > AMD Radeon HD 6750M, AMD Radeon HD 6770M, AMD Radeon HD 6970M" > > Seeing as how the official apple list of OpenCL supported graphics > processors lists ATI Radeon HD 4850 and my machine reports having an ATI > Radeon HD 4850 installed, why does Quartz Composer (version 4.0 103.1) not > report it in the OpenCL Context Info? > > The machine is running Mac OS X Version 10.6.8. > > Paul > > > > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Quartzcomposer-dev mailing list (Quartzcomposer-dev@lists.apple.com) > Help/Unsubscribe/Update your Subscription: > > http://lists.apple.com/mailman/options/quartzcomposer-dev/gtoledo3%40gmail.com > > This email sent to gtole...@gmail.com > > -- George Toledo gtole...@gmail.com www.georgetoledo.com
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