CUDA_SDK_New_Features_Guide.pdf

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1、SDKCODESAMPLEGUIDETONEWFEATURESINCUDATOOLKITv4.2DA-05689-001_v01

2、March2012ApplicationNoteOVERVIEWOFNEWFEATURESNVIDIA®CUDATMToolkitversion4.2introducessomeexcitingnewfeaturesandcapabilities.Toillustratethecapabilitiesandadvantagesofthenewfeatures,theCUDASDKincludesmanynew

3、andimprovedcodesamples.Inaddition,existingcodesampleshavebeenupgradedtotakeadvantageofthenewfeatures.ThisdocumentservesasaguidetothenewSDKcodesamplesastheyrelatetothenewCUDAToolkitVersion4.2andVersion4.2featurelist.CUDAVERSION4.2HIGHLIGHTSEnablenativesupportforKeplerGPU

4、s(SM3.0).AllSDKprojectshavebeenupdatedaccordingly.AddedsegmentationTreeThrustNVIDIACONFIDENTIALSDKCodeSampleGuidetoNewFeaturesinCUDAToolkitv4.2

5、2OverviewofNewFeaturesNewCodeSamplesinCUDA4.2segmentationTreeThrust(New!)Thisexampledemonstratesamethodtobuildimagesegmentatio

6、ntreesusingThrust.ThisalgorithmisbasedonBoruvka’sMSTalgorithm.CodeSamplesinCUDA4.1MersenneTwisterGP11213ThissampleimplementsMersenneTwisterGP11213,apseudorandomnumbergeneratorusingtheCURANDlibrary.HSOpticalFlowWhenworkingwithimagesequencesorvideoit’softenusefultohaveinfo

7、rmationaboutobjectsmovement.Opticalflowdescribesapparentmotionofobjectsinimagesequence.ThisSDKsampleisaHorn-SchunckMethodforOpticalFlowwrittenusingCUDA.volumeFilteringThissampledemonstratesbasicvolumerenderingandfilteringusing3DTextures.www.nvidia.comSDKCodeSampleGuideto

8、NewFeaturesinCUDAToolkitv4.2DG-05689-001_v01

9、3OverviewofNewFeaturessimpleCubeMapTextureThisSDKsampledemonstratinghowtousetexcubemapfetchinstructioninCUDACprogram.simpleAssertThisSDKsampledemonstratinghowtouseGPUassertinaCUDACprogram.NPPForadditionalinformationaboutNPP,pl

10、easerefertothedocumentNPP_Library.pdfincludedwiththeCUDAtoolkit.grabcutNPPCUDAImplementationofRotheretal.GrabCutapproachusingthe8neighborhoodNPPGraphcutprimitiveintroducedinCUDA4.1.(C.Rother,V.Kolmogorov,A.Blake.GrabCut:InteractiveForegroundExtractionusingIteratedGraphCu

11、ts.ACMTransactionsonGraphics(SIGGRAPH'04),2004).www.nvidia.comSDKCodeSampleGuidetoNewFeaturesinCUDATool