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-spg2xx: Added VolSel register. Fixed palette indexing on backgrounds in wallpaper mode. Fixes backgrounds in jak_nick. [Ryan Holtz]

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This commit is contained in:
MooglyGuy 2019-03-12 18:55:30 +01:00
parent 7f16cce123
commit ce24d8322f
2 changed files with 22 additions and 11 deletions
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32
src/devices/machine/spg2xx.cpp
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@ -52,7 +52,7 @@ DEFINE_DEVICE_TYPE(SPG28X, spg28x_device, "spg28x", "SPG280-series System-on-a-C
#define LOG_PPU (LOG_PPU_READS | LOG_PPU_WRITES | LOG_UNKNOWN_PPU)
#define LOG_ALL (LOG_IO | LOG_SPU | LOG_PPU | LOG_VLINES | LOG_SEGMENT | LOG_FIQ)
//#define VERBOSE (LOG_SPU &~ LOG_BEAT)
#define VERBOSE (0)
#include "logmacro.h"
#define SPG_DEBUG_VIDEO (0)
@ -443,7 +443,7 @@ void spg2xx_device::blit_page(const rectangle &cliprect, uint32_t scanline, int
if (!tile)
continue;
palette = space.read_word(palette_map + tile_address / 2);
palette = (ctrl & PAGE_WALLPAPER_MASK) ? space.read_word(palette_map) : space.read_word(palette_map + tile_address / 2);
if (x0 & 1)
palette >>= 8;
@ -2624,12 +2624,13 @@ WRITE16_MEMBER(spg2xx_device::audio_w)
break;
case AUDIO_CONTROL:
LOGMASKED(LOG_SPU_WRITES, "audio_w: Control: %04x (SOFTCH:%d, COMPEN:%d, NOHIGH:%d, NOINT:%d, EQEN:%d\n", data
LOGMASKED(LOG_SPU_WRITES, "audio_w: Control: %04x (SOFTCH:%d, COMPEN:%d, NOHIGH:%d, NOINT:%d, EQEN:%d, VOLSEL:%d)\n", data
, (data & AUDIO_CONTROL_SOFTCH_MASK) ? 1 : 0
, (data & AUDIO_CONTROL_COMPEN_MASK) ? 1 : 0
, (data & AUDIO_CONTROL_NOHIGH_MASK) ? 1 : 0
, (data & AUDIO_CONTROL_NOINT_MASK) ? 1 : 0
, (data & AUDIO_CONTROL_EQEN_MASK) ? 1 : 0);
, (data & AUDIO_CONTROL_EQEN_MASK) ? 1 : 0
, (data & AUDIO_CONTROL_VOLSEL_MASK) >> AUDIO_CONTROL_VOLSEL_SHIFT);
m_audio_regs[offset] = data & AUDIO_CONTROL_MASK;
break;
@ -2937,8 +2938,19 @@ void spg2xx_device::sound_stream_update(sound_stream &stream, stream_sample_t **
}
}
left_total >>= 4;
right_total >>= 4;
switch (get_vol_sel())
{
case 0: // 1/16
left_total >>= 4;
right_total >>= 4;
break;
case 1: // 1/4
case 2: // 1
case 3: // 2 // Both x1 and x2 clip like mad even with only 6 voices. Hack it for now.
left_total >>= 2;
right_total >>= 2;
break;
}
*out_l++ = (left_total * (int16_t)m_audio_regs[AUDIO_MAIN_VOLUME]) >> 7;
*out_r++ = (right_total * (int16_t)m_audio_regs[AUDIO_MAIN_VOLUME]) >> 7;
}
@ -3148,11 +3160,9 @@ void spg2xx_device::audio_beat_tick()
LOGMASKED(LOG_BEAT, "Beat count elapsed but IRQ not enabled\n");
}
}
else
{
beat_count--;
m_audio_regs[AUDIO_BEAT_COUNT] = (m_audio_regs[AUDIO_BEAT_COUNT] & ~AUDIO_BEAT_COUNT_MASK) | beat_count;
}
beat_count--;
m_audio_regs[AUDIO_BEAT_COUNT] = (m_audio_regs[AUDIO_BEAT_COUNT] & ~AUDIO_BEAT_COUNT_MASK) | beat_count;
}
m_audio_curr_beat_base_count--;
}

1
src/devices/machine/spg2xx.h
View File

@ -111,6 +111,7 @@ protected:
bool get_manual_envelope_enable(const offs_t channel) const { return m_audio_regs[AUDIO_CHANNEL_ENV_MODE] & (1 << channel); }
bool get_auto_envelope_enable(const offs_t channel) const { return !get_manual_envelope_enable(channel); }
uint32_t get_envelope_clock(const offs_t channel) const;
uint16_t get_vol_sel() const { return (m_audio_regs[AUDIO_CONTROL] & AUDIO_CONTROL_VOLSEL_MASK) >> AUDIO_CONTROL_VOLSEL_SHIFT; }
// Audio Mode getters
uint16_t get_wave_addr_high(const offs_t channel) const { return m_audio_regs[(channel << 4) | AUDIO_MODE] & AUDIO_WADDR_HIGH_MASK; }