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chore(fmod): add files from Chensne/DragonNest

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phaneron 2025-08-19 10:12:56 -04:00
commit 50fb3c6b1c
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lib/neural_thx/Delay.c Executable file
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// _____________
// _________________
// _____/~\___________/\_
// ______/\_/\_________/\____
// ______/\___/\_______/\______
// _____/\_____/\_____/\_______
// ____/\_______/\___/\________
// __/\_________/\_/\________
// /\___________/~\_______
// ___________________
// _____________
//
//***************************************************************************//
//* *//
//* Project : Neural Audio *//
//* File : Delay.h *//
//* Description : Fixed delay *//
//* Author(s) : Jeff Thompson *//
//* *//
//* Copyright (c) Neural Audio Corp. 2008 *//
//* *//
//***************************************************************************//
#include "Neural_THX_Encoders.h"
#include <stdlib.h>
//***************************************************************************//
//* Delay_INIT(...) *//
//***************************************************************************//
int Delay_INIT(unsigned int DelayAmount,
Delay_Struct * pPtr)
{
int n;
if(DelayAmount != NEURAL_FRAMESIZE) return UNSUPPORTED_FRAMESIZE;
pPtr->Pntr = 0;
pPtr->DelayAmount = DelayAmount;
for(n = 0; n < NEURAL_FRAMESIZE+1; n++){
pPtr->Buffer[n] = 0;
}
return NRLSUR_OK;
}
//***************************************************************************//
//* Delay(...) *//
//***************************************************************************//
int Delay(float * PtrIn,
float * PtrOut,
unsigned int Framesize,
Delay_Struct * pPtr)
{
int n, Pntr, DelayAmount;
float * Buffer;
if(Framesize != NEURAL_FRAMESIZE) return UNSUPPORTED_FRAMESIZE;
Buffer = pPtr->Buffer;
Pntr = pPtr->Pntr;
DelayAmount = pPtr->DelayAmount;
for(n = 0; n < NEURAL_FRAMESIZE; n++){
Buffer[Pntr] = PtrIn[n];
Pntr = ( (Pntr+1) >= (DelayAmount+1) ) ? 0 : (Pntr+1);
PtrOut[n] = Buffer[Pntr];
}
pPtr->Pntr = Pntr;
return NRLSUR_OK;
}