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#include "ref.h"
arm_status ref_mat_sub_f32(
const arm_matrix_instance_f32 * pSrcA,
const arm_matrix_instance_f32 * pSrcB,
arm_matrix_instance_f32 * pDst)
{
uint32_t i;
uint32_t numSamples; /* total number of elements in the matrix */
/* Total number of samples in the input matrix */
numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
for(i=0;i<numSamples;i++)
{
pDst->pData[i] = pSrcA->pData[i] - pSrcB->pData[i];
}
return ARM_MATH_SUCCESS;
}
arm_status ref_mat_sub_q31(
const arm_matrix_instance_q31 * pSrcA,
const arm_matrix_instance_q31 * pSrcB,
arm_matrix_instance_q31 * pDst)
{
uint32_t i;
uint32_t numSamples; /* total number of elements in the matrix */
/* Total number of samples in the input matrix */
numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
for(i=0;i<numSamples;i++)
{
pDst->pData[i] = ref_sat_q31( (q63_t)pSrcA->pData[i] - pSrcB->pData[i]);
}
return ARM_MATH_SUCCESS;
}
arm_status ref_mat_sub_q15(
const arm_matrix_instance_q15 * pSrcA,
const arm_matrix_instance_q15 * pSrcB,
arm_matrix_instance_q15 * pDst)
{
uint32_t i;
uint32_t numSamples; /* total number of elements in the matrix */
/* Total number of samples in the input matrix */
numSamples = (uint32_t) pSrcA->numRows * pSrcA->numCols;
for(i=0;i<numSamples;i++)
{
pDst->pData[i] = ref_sat_q15( (q31_t)pSrcA->pData[i] - pSrcB->pData[i]);
}
return ARM_MATH_SUCCESS;
}
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