/*
 * Copyright 1993-2010 NVIDIA Corporation.  All rights reserved.
 *
 * Please refer to the NVIDIA end user license agreement (EULA) associated
 * with this source code for terms and conditions that govern your use of
 * this software. Any use, reproduction, disclosure, or distribution of
 * this software and related documentation outside the terms of the EULA
 * is strictly prohibited.
 *
 */

/* Small Matrix transpose with Cuda (Example for a 16x16 matrix)
* Reference solution.
*/

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

////////////////////////////////////////////////////////////////////////////////
//! Compute reference data set
////////////////////////////////////////////////////////////////////////////////
void
computeGold( float* reference, float* idata, 
            const unsigned int size_x, const unsigned int size_y ) 
{
    // transpose matrix
    for( unsigned int y = 0; y < size_y; ++y) 
    {
        for( unsigned int x = 0; x < size_x; ++x) 
        {
            reference[(x * size_y) + y] = idata[(y * size_x) + x];
        }
    }  
}