benchmarks/CUDA/template/template_gold.cpp


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/*
 * Copyright 1993-2010 NVIDIA Corporation.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property and 
 * proprietary rights in and to this software and related documentation. 
 * Any use, reproduction, disclosure, or distribution of this software 
 * and related documentation without an express license agreement from
 * NVIDIA Corporation is strictly prohibited.
 *
 * Please refer to the applicable NVIDIA end user license agreement (EULA) 
 * associated with this source code for terms and conditions that govern 
 * your use of this NVIDIA software.
 * 
 */

////////////////////////////////////////////////////////////////////////////////
// export C interface
extern "C" 
void computeGold( float* reference, float* idata, const unsigned int len);

////////////////////////////////////////////////////////////////////////////////
//! Compute reference data set
//! Each element is multiplied with the number of threads / array length
//! @param reference  reference data, computed but preallocated
//! @param idata      input data as provided to device
//! @param len        number of elements in reference / idata
////////////////////////////////////////////////////////////////////////////////
void
computeGold( float* reference, float* idata, const unsigned int len) 
{
    const float f_len = static_cast<float>( len);
    for( unsigned int i = 0; i < len; ++i) 
    {
        reference[i] = idata[i] * f_len;
    }
}