FunctionPointers - Function Pointers

Description

This sample illustrates how to use function pointers and implements the Sobel Edge Detection filter for 8-bit monochrome images.

Key Concepts

Graphics Interop, Image Processing

Supported SM Architectures

SM 5.0 SM 5.2 SM 5.3 SM 6.0 SM 6.1 SM 7.0 SM 7.2 SM 7.5 SM 8.0 SM 8.6 SM 8.7 SM 8.9 SM 9.0

Supported OSes

Linux, Windows

Supported CPU Architecture

x86_64, armv7l

CUDA APIs involved

CUDA Runtime API

cudaGraphicsUnmapResources, cudaMemcpy, cudaMallocArray, cudaFreeArray, cudaFree, cudaMemcpyFromSymbol, cudaGraphicsResourceGetMappedPointer, cudaGraphicsMapResources, cudaDestroyTextureObject, cudaDeviceSynchronize, cudaCreateTextureObject, cudaMemcpyToSymbol, cudaGraphicsUnregisterResource, cudaMalloc, cudaGraphicsGLRegisterBuffer

Dependencies needed to build/run

X11, OpenGL, Freeglut, GLEW

Prerequisites

Download and install the CUDA Toolkit for your corresponding platform. Make sure the dependencies mentioned in Dependencies section above are installed.

References (for more details)