NE10_identitymat.c

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/*
 *  Copyright 2011-16 ARM Limited and Contributors.
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 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *    * Neither the name of ARM Limited nor the
 *      names of its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY ARM LIMITED AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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/*
 * NE10 Library : math/NE10_identitymat.c
 */

#include "NE10_types.h"
#include "macros.h"

ne10_result_t ne10_identitymat_2x2f_c (ne10_mat2x2f_t * dst, ne10_uint32_t count)
{
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  1.0f;
        dst[ itr ].c1.r2 =  0.0f;
        dst[ itr ].c2.r1 =  0.0f;
        dst[ itr ].c2.r2 =  1.0f;
    }
    return NE10_OK;
}

ne10_result_t ne10_identitymat_3x3f_c (ne10_mat3x3f_t * dst, ne10_uint32_t count)
{
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  1.0f;
        dst[ itr ].c1.r2 =  0.0f;
        dst[ itr ].c1.r3 =  0.0f;

        dst[ itr ].c2.r1 =  0.0f;
        dst[ itr ].c2.r2 =  1.0f;
        dst[ itr ].c2.r3 =  0.0f;

        dst[ itr ].c3.r1 =  0.0f;
        dst[ itr ].c3.r2 =  0.0f;
        dst[ itr ].c3.r3 =  1.0f;
    }
    return NE10_OK;
}

ne10_result_t ne10_identitymat_4x4f_c (ne10_mat4x4f_t * dst, ne10_uint32_t count)
{
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  1.0f;
        dst[ itr ].c1.r2 =  0.0f;
        dst[ itr ].c1.r3 =  0.0f;
        dst[ itr ].c1.r4 =  0.0f;

        dst[ itr ].c2.r1 =  0.0f;
        dst[ itr ].c2.r2 =  1.0f;
        dst[ itr ].c2.r3 =  0.0f;
        dst[ itr ].c2.r4 =  0.0f;

        dst[ itr ].c3.r1 =  0.0f;
        dst[ itr ].c3.r2 =  0.0f;
        dst[ itr ].c3.r3 =  1.0f;
        dst[ itr ].c3.r4 =  0.0f;

        dst[ itr ].c4.r1 =  0.0f;
        dst[ itr ].c4.r2 =  0.0f;
        dst[ itr ].c4.r3 =  0.0f;
        dst[ itr ].c4.r4 =  1.0f;
    }
    return NE10_OK;
}