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n_drvrNew.c

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This commit is contained in:
ProjectRevoTPP
2024-09-14 18:10:54 -04:00
parent 7d9e188735
commit 91e6f22bdc
5 changed files with 222 additions and 9 deletions
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6
linker_scripts/us/symbol_addrs.txt
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@@ -264,3 +264,9 @@ D_80072EE0 = 0x80072EE0;
D_80077970 = 0x80077970; // size:0x2F3
n_alGlobals = 0x80078580;
n_syn = 0x80078584;
SMALLROOM_PARAMS_N = 0x80079370;
BIGROOM_PARAMS_N = 0x800793D8;
ECHO_PARAMS_N = 0x80079460;
CHORUS_PARAMS_N = 0x80079488;
FLANGE_PARAMS_N = 0x800794B0;
NULL_PARAMS_N = 0x800794D8;

2
linker_scripts/us/symbol_addrs_code.txt
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@@ -1449,7 +1449,7 @@ func_8004E304 = 0x8004E304; // type:func
func_8004E810 = 0x8004E810; // type:func
func_8004EBC8 = 0x8004EBC8; // type:func
func_8004EBF0 = 0x8004EBF0; // type:func
func_8004EC70 = 0x8004EC70; // type:func
n_alFxNew = 0x8004EC70; // type:func
alN_PVoiceNew = 0x8004F084; // type:func
n_alAuxBusPull = 0x8004F1B0; // type:func
func_8004F260 = 0x8004F260; // type:func

5
src/4F870.c
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@@ -1,5 +0,0 @@
#include "global.h"
#pragma GLOBAL_ASM("asm/us/nonmatchings/4F870/func_8004EC70.s")
#pragma GLOBAL_ASM("asm/us/nonmatchings/4F870/alN_PVoiceNew.s")

210
src/libnaudio/n_drvrNew.c Normal file
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@@ -0,0 +1,210 @@
/*====================================================================
*
* Copyright 1993, Silicon Graphics, Inc.
* All Rights Reserved.
*
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
* Inc.; the contents of this file may not be disclosed to third
* parties, copied or duplicated in any form, in whole or in part,
* without the prior written permission of Silicon Graphics, Inc.
*
* RESTRICTED RIGHTS LEGEND:
* Use, duplication or disclosure by the Government is subject to
* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
* in Technical Data and Computer Software clause at DFARS
* 252.227-7013, and/or in similar or successor clauses in the FAR,
* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
* Copyright Laws of the United States.
*====================================================================*/
#include "n_synthInternals.h"
#include <os.h>
#include <stdio.h>
/*
* WARNING: THE FOLLOWING CONSTANT MUST BE KEPT IN SYNC
* WITH SCALING IN MICROCODE!!!
*/
#define SCALE 16384
/*
* the following arrays contain default parameters for
* a few hopefully useful effects.
*/
#define ms *(((s32)((f32)44.1))&~0x7)
s32 SMALLROOM_PARAMS_N[26] = {
/* sections length */
3, 100 ms,
/* chorus chorus filter
input output fbcoef ffcoef gain rate depth coef */
0, 54 ms, 9830, -9830, 0, 0, 0, 0,
19 ms, 38 ms, 3276, -3276, 0x3fff, 0, 0, 0,
0, 60 ms, 5000, 0, 0, 0, 0, 0x5000
};
s32 BIGROOM_PARAMS_N[34] = {
/* sections length */
4, 100 ms,
/* chorus chorus filter
input output fbcoef ffcoef gain rate depth coef */
0, 66 ms, 9830, -9830, 0, 0, 0, 0,
22 ms, 54 ms, 3276, -3276, 0x3fff, 0, 0, 0,
66 ms, 91 ms, 3276, -3276, 0x3fff, 0, 0, 0,
0, 94 ms, 8000, 0, 0, 0, 0, 0x5000
};
s32 ECHO_PARAMS_N[10] = {
/* sections length */
1, 200 ms,
/* chorus chorus filter
input output fbcoef ffcoef gain rate depth coef */
0, 179 ms, 12000, 0, 0x7fff, 0, 0, 0
};
s32 CHORUS_PARAMS_N[10] = {
/* sections length */
1, 20 ms,
/* chorus chorus filter
input output fbcoef ffcoef gain rate depth coef */
0, 5 ms, 0x4000, 0, 0x7fff, 7600, 700, 0
};
s32 FLANGE_PARAMS_N[10] = {
/* sections length */
1, 20 ms,
/* chorus chorus filter
input output fbcoef ffcoef gain rate depth coef */
0, 5 ms, 0, 0x5fff, 0x7fff, 380, 500, 0
};
s32 NULL_PARAMS_N[10] = {
0, 0,
0, 0, 0, 0, 0, 0, 0, 0
};
void n_alFxNew(ALFx **fx_ar, ALSynConfig *c, ALHeap *hp)
{
u16 i, j, k;
s32 *param = 0;
ALDelay *d;
ALFx *r;
*fx_ar = r = (ALFx *)alHeapAlloc(hp, 1, sizeof(ALFx));
switch (c->fxType) {
case AL_FX_SMALLROOM: param = SMALLROOM_PARAMS_N; break;
case AL_FX_BIGROOM: param = BIGROOM_PARAMS_N; break;
case AL_FX_ECHO: param = ECHO_PARAMS_N; break;
case AL_FX_CHORUS: param = CHORUS_PARAMS_N; break;
case AL_FX_FLANGE: param = FLANGE_PARAMS_N; break;
case AL_FX_CUSTOM: param = c->params; break;
default: param = NULL_PARAMS_N; break;
}
j = 0;
r->section_count = param[j++];
r->length = param[j++];
r->delay = alHeapAlloc(hp, r->section_count, sizeof(ALDelay));
r->base = alHeapAlloc(hp, r->length, sizeof(s16));
r->input = r->base;
for ( k=0; k < r->length; k++)
r->base[k] = 0;
for ( i=0; i<r->section_count; i++ ){
d = &r->delay[i];
d->input = param[j++];
d->output = param[j++];
d->fbcoef = param[j++];
d->ffcoef = param[j++];
d->gain = param[j++];
if (param[j]) {
#define RANGE 2.0
/* d->rsinc = ((f32) param[j++])/0xffffff; */
d->rsinc = ((((f32)param[j++])/1000) * RANGE)/c->outputRate;
/*
* the following constant is derived from:
*
* ratio = 2^(cents/1200)
*
* and therefore for hundredths of a cent
* x
* ln(ratio) = ---------------
* (120,000)/ln(2)
* where
* 120,000/ln(2) = 173123.40...
*/
#define CONVERT 173123.404906676
#define LENGTH (d->output - d->input)
d->rsgain = (((f32) param[j++])/CONVERT) * LENGTH;
d->rsval = 1.0;
d->rsdelta = 0.0;
d->rs = alHeapAlloc(hp, 1, sizeof(ALResampler));
d->rs->state = alHeapAlloc(hp, 1, sizeof(RESAMPLE_STATE));
d->rs->delta = 0.0;
d->rs->first = 1;
} else {
d->rs = 0;
j++;
j++;
}
if (param[j]) {
d->lp = alHeapAlloc(hp, 1, sizeof(ALLowPass));
d->lp->fstate = alHeapAlloc(hp, 1, sizeof(POLEF_STATE));
d->lp->fc = param[j++];
#ifdef _OLD_AUDIO_LIBRARY
init_lpfilter(d->lp);
#else
_init_lpfilter(d->lp);
#endif
} else {
d->lp = 0;
j++;
}
}
}
void alN_PVoiceNew(N_PVoice *mv, ALDMANew dmaNew, ALHeap *hp)
{
mv->dc_state = alHeapAlloc(hp, 1, sizeof(ADPCM_STATE));
mv->dc_lstate = alHeapAlloc(hp, 1, sizeof(ADPCM_STATE));
mv->dc_dma = dmaNew(&mv->dc_dmaState);
mv->dc_lastsam = 0;
mv->dc_first = 1;
mv->dc_memin = 0;
mv->rs_state = alHeapAlloc(hp, 1, sizeof(RESAMPLE_STATE));
mv->rs_delta = 0.0;
mv->rs_first = 1;
mv->rs_ratio = 1.0;
mv->rs_upitch = 0;
mv->em_state = alHeapAlloc(hp, 1, sizeof(ENVMIX_STATE));
mv->em_first = 1;
mv->em_motion = AL_STOPPED;
mv->em_volume = 1;
mv->em_ltgt = 1;
mv->em_rtgt = 1;
mv->em_cvolL = 1;
mv->em_cvolR = 1;
mv->em_dryamt = 0;
mv->em_wetamt = 0;
mv->em_lratm = 1;
mv->em_lratl = 0;
mv->em_lratm = 1;
mv->em_lratl = 0;
mv->em_delta = 0;
mv->em_segEnd = 0;
mv->em_pan = 0;
mv->em_ctrlList = 0;
mv->em_ctrlTail = 0;
}

8
yamls/us/rom.yaml
View File

@@ -104,7 +104,7 @@
- [0x4CBC0, c, 4CBC0]
- [0x4F410, c]
- [0x4F7F0, c]
- [0x4F870, c]
- [0x4F870, c, libnaudio/n_drvrNew]
- [0x4FDB0, c]
- [0x4FE60, c]
- [0x4FF50, c]
@@ -343,7 +343,8 @@
- [0x79660, data, rom_data_79660]
- [0x79AE0, .data, 4CBC0]
- [0x79C70, data, rom_data_79C70]
- [0x79F70, data, rom_data_79F70]
- [0x79F70, .data, libnaudio/n_drvrNew]
- [0x7A100, data, rom_data_7A100]
# libleo
- [0x7A180, .data, libleo/driverominit]
@@ -416,7 +417,8 @@
- [0x7E110, .rodata, 4BDC0]
- [0x7E2F0, .rodata, 4CBC0]
- [0x7E560, rodata, rom_rodata_7E560]
- [0x7E5D0, rodata, rom_rodata_7E5D0]
- [0x7E5D0, .rodata, libnaudio/n_drvrNew]
- [0x7E5F0, rodata, rom_rodata_7E5F0]
- [0x7E600, rodata, rom_rodata_7E600]
# libleo