NE10_transmat.c

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/*
 *  Copyright 2011-16 ARM Limited and Contributors.
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 *  modification, are permitted provided that the following conditions are met:
 *    * 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
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 *  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 */

/*
 * NE10 Library : math/NE10_addmat.c
 */

#include "NE10_types.h"
#include "macros.h"
#include <math.h>

#include <assert.h>

inline void swap (ne10_float32_t *a, ne10_float32_t *b)
{
    ne10_float32_t tmp = *a;
    *a = *b;
    *b = tmp;
}

ne10_result_t ne10_transmat_2x2f_c (ne10_mat2x2f_t * dst, ne10_mat2x2f_t * src, ne10_uint32_t count)
{
    NE10_CHECKPOINTER_DstSrc;
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  src[ itr ].c1.r1;
        dst[ itr ].c1.r2 =  src[ itr ].c2.r1;
        dst[ itr ].c2.r1 =  src[ itr ].c1.r2;
        dst[ itr ].c2.r2 =  src[ itr ].c2.r2;
    }
    return NE10_OK;
}

ne10_result_t ne10_transmat_3x3f_c (ne10_mat3x3f_t * dst, ne10_mat3x3f_t * src, ne10_uint32_t count)
{
    NE10_CHECKPOINTER_DstSrc;
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  src[ itr ].c1.r1;
        dst[ itr ].c1.r2 =  src[ itr ].c2.r1;
        dst[ itr ].c1.r3 =  src[ itr ].c3.r1;

        dst[ itr ].c2.r1 =  src[ itr ].c1.r2;
        dst[ itr ].c2.r2 =  src[ itr ].c2.r2;
        dst[ itr ].c2.r3 =  src[ itr ].c3.r2;

        dst[ itr ].c3.r1 =  src[ itr ].c1.r3;
        dst[ itr ].c3.r2 =  src[ itr ].c2.r3;
        dst[ itr ].c3.r3 =  src[ itr ].c3.r3;
    }
    return NE10_OK;
}

ne10_result_t ne10_transmat_4x4f_c (ne10_mat4x4f_t * dst, ne10_mat4x4f_t * src, ne10_uint32_t count)
{
    NE10_CHECKPOINTER_DstSrc;
    for ( unsigned int itr = 0; itr < count; itr++ )
    {
        dst[ itr ].c1.r1 =  src[ itr ].c1.r1;
        dst[ itr ].c1.r2 =  src[ itr ].c2.r1;
        dst[ itr ].c1.r3 =  src[ itr ].c3.r1;
        dst[ itr ].c1.r4 =  src[ itr ].c4.r1;

        dst[ itr ].c2.r1 =  src[ itr ].c1.r2;
        dst[ itr ].c2.r2 =  src[ itr ].c2.r2;
        dst[ itr ].c2.r3 =  src[ itr ].c3.r2;
        dst[ itr ].c2.r4 =  src[ itr ].c4.r2;

        dst[ itr ].c3.r1 =  src[ itr ].c1.r3;
        dst[ itr ].c3.r2 =  src[ itr ].c2.r3;
        dst[ itr ].c3.r3 =  src[ itr ].c3.r3;
        dst[ itr ].c3.r4 =  src[ itr ].c4.r3;

        dst[ itr ].c4.r1 =  src[ itr ].c1.r4;
        dst[ itr ].c4.r2 =  src[ itr ].c2.r4;
        dst[ itr ].c4.r3 =  src[ itr ].c3.r4;
        dst[ itr ].c4.r4 =  src[ itr ].c4.r4;
    }
    return NE10_OK;
}