Function cleanup

cpp/5_Domain_Specific/fluidsGL/fluidsGL.cpp:340–359

}

void cleanup(void)
{
    cudaGraphicsUnregisterResource(cuda_vbo_resource);

    deleteTexture();

    // Free all host and device resources
    free(hvfield);
    free(particles);
    cudaFree(dvfield);
    cudaFree(vxfield);
    cudaFree(vyfield);
    cufftDestroy(planr2c);
    cufftDestroy(planc2r);

    glBindBuffer(GL_ARRAY_BUFFER, 0);
    glDeleteBuffers(1, &vbo);

    sdkDeleteTimer(&timer);
}

int initGL(int *argc, char **argv)
{