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mcpx: Define a constant for 3D voice count

This commit is contained in:
Matt Borgerson 2025-05-31 15:47:19 -07:00 committed by mborgerson
parent 38d33367ea
commit 05b1f2c13d
2 changed files with 4 additions and 3 deletions
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6
hw/xbox/mcpx/apu.c
View File

@ -1795,7 +1795,7 @@ static void voice_process(MCPXAPUState *d,
bin[7] = voice_get_mask(d, v, NV_PAVS_VOICE_CFG_FMT,
NV_PAVS_VOICE_CFG_FMT_V7BIN);
if (v < 64) {
if (v < MCPX_HW_MAX_3D_VOICES) {
bin[0] = d->vp.hrtf_submix[0];
bin[1] = d->vp.hrtf_submix[1];
bin[2] = d->vp.hrtf_submix[2];
@ -1846,7 +1846,7 @@ static void voice_process(MCPXAPUState *d,
// FIXME: Move to function
bool lpf = false;
if (v < 64) {
if (v < MCPX_HW_MAX_3D_VOICES) {
/* 1:DLS2+I3DL2 2:ParaEQ+I3DL2 3:I3DL2 */
lpf = (fmode == 1);
} else {
@ -1878,7 +1878,7 @@ static void voice_process(MCPXAPUState *d,
for (int b = 0; b < 8; b++) {
float g = ea_value;
float hr;
if ((v < 64) && (b < 4)) {
if ((v < MCPX_HW_MAX_3D_VOICES) && (b < 4)) {
// FIXME: Not sure if submix/voice headroom factor in for HRTF
// Note: Attenuate extra 6dB to simulate HRTF
hr = 1 << (d->vp.hrtf_headroom + 1);

1
hw/xbox/mcpx/apu_regs.h
View File

@ -313,6 +313,7 @@
#define EP_INPUT_FIFO_COUNT 2
#define MCPX_HW_MAX_VOICES 256
#define MCPX_HW_MAX_3D_VOICES 64
#define NUM_SAMPLES_PER_FRAME 32
#define NUM_MIXBINS 32