#732 stereo works in the Instruments
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aa8d2e3856
commit
50e12a53b0
41
src/sfx.c
41
src/sfx.c
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@ -123,6 +123,43 @@ static void setSpeed(Sfx* sfx, s32 delta)
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history_add(sfx->history);
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}
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static void drawStereoSwitch(Sfx* sfx, s32 x, s32 y)
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{
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tic_sample* effect = getEffect(sfx);
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{
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tic_rect rect = {x, y, TIC_FONT_WIDTH, TIC_FONT_HEIGHT};
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if(checkMousePos(&rect))
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{
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setCursor(tic_cursor_hand);
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showTooltip("left stereo");
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if(checkMouseClick(&rect, tic_mouse_left))
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effect->stereo_left = !effect->stereo_left;
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}
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sfx->tic->api.text(sfx->tic, "L", x, y, effect->stereo_left ? tic_color_dark_gray : tic_color_white, false);
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}
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{
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tic_rect rect = {x += TIC_FONT_WIDTH, y, TIC_FONT_WIDTH, TIC_FONT_HEIGHT};
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if(checkMousePos(&rect))
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{
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setCursor(tic_cursor_hand);
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showTooltip("right stereo");
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if(checkMouseClick(&rect, tic_mouse_left))
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effect->stereo_right = !effect->stereo_right;
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}
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sfx->tic->api.text(sfx->tic, "R", x, y, effect->stereo_right ? tic_color_dark_gray : tic_color_white, false);
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}
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}
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static void drawTopPanel(Sfx* sfx, s32 x, s32 y)
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{
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const s32 Gap = 8*TIC_FONT_WIDTH;
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@ -132,6 +169,8 @@ static void drawTopPanel(Sfx* sfx, s32 x, s32 y)
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tic_sample* effect = getEffect(sfx);
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drawSwitch(sfx, x += Gap, y, "SPD", effect->speed, setSpeed);
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drawStereoSwitch(sfx, x += Gap, y);
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}
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static void setLoopStart(Sfx* sfx, s32 delta)
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@ -825,11 +864,11 @@ static void envelopesTick(Sfx* sfx)
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enum{ Gap = 3, Start = 40};
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drawPiano(sfx, Start, TIC80_HEIGHT - PIANO_HEIGHT - Gap);
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drawTopPanel(sfx, Start, TOOLBAR_SIZE + Gap);
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drawSfxToolbar(sfx);
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drawToolbar(sfx->tic, TIC_COLOR_BG, false);
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drawTopPanel(sfx, Start, TOOLBAR_SIZE + Gap);
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drawCanvasTabs(sfx, Start-Gap, TOOLBAR_SIZE + Gap + TIC_FONT_HEIGHT+2);
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if(sfx->canvasTab == SFX_WAVE_TAB)
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drawWaveButtons(sfx, Start + CANVAS_WIDTH + Gap-1, TOOLBAR_SIZE + Gap + TIC_FONT_HEIGHT+2);
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31
src/tic.c
31
src/tic.c
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@ -120,7 +120,7 @@ static inline s32 getAmp(const tic_sound_register* reg, s32 amp)
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return amp * MaxAmp * reg->volume / MAX_VOLUME;
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}
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static void runEnvelope(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_register_data* data, s32 end_time, bool mute)
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static void runEnvelope(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_register_data* data, s32 end_time, u8 masterVolume)
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{
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s32 period = freq2period(reg->freq * ENVELOPE_FREQ_SCALE);
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@ -128,11 +128,11 @@ static void runEnvelope(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_
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{
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data->phase = (data->phase + 1) % ENVELOPE_VALUES;
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update_amp(blip, data, mute ? 0 : getAmp(reg, tic_tool_peek4(reg->waveform.data, data->phase)));
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update_amp(blip, data, getAmp(reg, tic_tool_peek4(reg->waveform.data, data->phase) * masterVolume / MAX_VOLUME));
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}
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}
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static void runNoise(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_register_data* data, s32 end_time, bool mute)
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static void runNoise(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_register_data* data, s32 end_time, u8 masterVolume)
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{
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// phase is noise LFSR, which must never be zero
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if ( data->phase == 0 )
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@ -143,7 +143,7 @@ static void runNoise(blip_buffer_t* blip, tic_sound_register* reg, tic_sound_reg
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for ( ; data->time < end_time; data->time += period )
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{
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data->phase = ((data->phase & 1) * (0b11 << 13)) ^ (data->phase >> 1);
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update_amp(blip, data, mute ? 0 : getAmp(reg, (data->phase & 1) ? MAX_VOLUME : 0));
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update_amp(blip, data, getAmp(reg, (data->phase & 1) ? masterVolume : 0));
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}
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}
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@ -1170,7 +1170,7 @@ static s32 calcLoopPos(const tic_sound_loop* loop, s32 pos)
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return offset;
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}
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static void sfx(tic_mem* memory, s32 index, s32 freq, Channel* channel, tic_sound_register* reg)
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static void sfx(tic_mem* memory, s32 index, s32 freq, Channel* channel, tic_sound_register* reg, s32 channelIndex)
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{
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tic_machine* machine = (tic_machine*)memory;
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@ -1213,6 +1213,9 @@ static void sfx(tic_mem* memory, s32 index, s32 freq, Channel* channel, tic_soun
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u8 wave = effect->data[channel->pos.wave].wave;
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const tic_waveform* waveform = &machine->sound.sfx->waveform.envelopes[wave];
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memcpy(reg->waveform.data, waveform->data, sizeof(tic_waveform));
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tic_tool_poke4(&memory->ram.stereo.data, channelIndex*2, MAX_VOLUME * effect->stereo_left);
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tic_tool_poke4(&memory->ram.stereo.data, channelIndex*2+1, MAX_VOLUME * effect->stereo_right);
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}
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}
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@ -1307,7 +1310,7 @@ static void processMusic(tic_mem* memory)
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Channel* c = &machine->state.music.channels[i];
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if(c->index >= 0)
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sfx(memory, c->index, c->freq, c, &memory->ram.registers[i]);
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sfx(memory, c->index, c->freq, c, &memory->ram.registers[i], i);
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}
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machine->state.music.ticks++;
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@ -1339,7 +1342,7 @@ static void api_tick_start(tic_mem* memory, const tic_sfx* sfxsrc, const tic_mus
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for (s32 i = 0; i < TIC_SOUND_CHANNELS; ++i )
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memset(&memory->ram.registers[i], 0, sizeof(tic_sound_register));
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memory->ram.panning.data = 0;
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memory->ram.stereo.data = 0;
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processMusic(memory);
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@ -1348,7 +1351,7 @@ static void api_tick_start(tic_mem* memory, const tic_sfx* sfxsrc, const tic_mus
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Channel* c = &machine->state.channels[i];
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if(c->index >= 0)
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sfx(memory, c->index, c->freq, c, &memory->ram.registers[i]);
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sfx(memory, c->index, c->freq, c, &memory->ram.registers[i], i);
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}
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// process gamepad
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@ -1381,19 +1384,19 @@ static void api_tick_start(tic_mem* memory, const tic_sfx* sfxsrc, const tic_mus
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machine->state.drawhline = drawHLineDma;
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}
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static void stereo_tick_end(tic_mem* memory, tic_sound_register_data* registers, blip_buffer_t* blip, u8 panningStart)
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static void stereo_tick_end(tic_mem* memory, tic_sound_register_data* registers, blip_buffer_t* blip, u8 stereoRight)
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{
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enum {EndTime = CLOCKRATE / TIC_FRAMERATE};
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for (s32 i = 0; i < TIC_SOUND_CHANNELS; ++i )
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{
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bool mute = memory->ram.panning.data & (panningStart << (i << 1)) ? true : false;
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u8 masterVol = MAX_VOLUME - tic_tool_peek4(&memory->ram.stereo.data, stereoRight + i*2);
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tic_sound_register* reg = &memory->ram.registers[i];
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tic_sound_register_data* data = registers + i;
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isNoiseWaveform(®->waveform)
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? runNoise(blip, reg, data, EndTime, mute)
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: runEnvelope(blip, reg, data, EndTime, mute);
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? runNoise(blip, reg, data, EndTime, masterVol)
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: runEnvelope(blip, reg, data, EndTime, masterVol);
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data->time -= EndTime;
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}
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@ -1408,8 +1411,8 @@ static void api_tick_end(tic_mem* memory)
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machine->state.gamepads.previous.data = machine->memory.ram.input.gamepads.data;
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machine->state.keyboard.previous.data = machine->memory.ram.input.keyboard.data;
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stereo_tick_end(memory, machine->state.registers.left, machine->blip.left, 1);
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stereo_tick_end(memory, machine->state.registers.right, machine->blip.right, 2);
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stereo_tick_end(memory, machine->state.registers.left, machine->blip.left, 0);
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stereo_tick_end(memory, machine->state.registers.right, machine->blip.right, 1);
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blip_read_samples(machine->blip.left, machine->memory.samples.buffer, machine->samplerate / TIC_FRAMERATE, TIC_STEREO_CHANNLES);
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blip_read_samples(machine->blip.right, machine->memory.samples.buffer + 1, machine->samplerate / TIC_FRAMERATE, TIC_STEREO_CHANNLES);
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27
src/tic.h
27
src/tic.h
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@ -186,7 +186,8 @@ typedef struct
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s8 speed:3;
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u8 reverse:1; // arpeggio reverse
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u8 note:4;
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u8 panning:2; // 00 - center, 01 - left, 10 - right, 11 - mute
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u8 stereo_left:1;
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u8 stereo_right:1;
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u8 temp:2;
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};
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@ -296,21 +297,21 @@ typedef union
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{
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struct
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{
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u8 l1:1;
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u8 r1:1;
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u8 left1:4;
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u8 right1:4;
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u8 l2:1;
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u8 r2:1;
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u8 left2:4;
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u8 right2:4;
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u8 l3:1;
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u8 r3:1;
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u8 left3:4;
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u8 right3:4;
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u8 l4:1;
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u8 r4:1;
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u8 left4:4;
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u8 right4:4;
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};
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u8 data;
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} tic_sound_panning;
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u32 data;
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} tic_stereo_volume;
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typedef struct
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{
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@ -450,8 +451,8 @@ typedef union
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tic_tiles sprites;
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tic_map map;
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tic80_input input;
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u8 unknown[15];
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tic_sound_panning panning;
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u8 unknown[12];
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tic_stereo_volume stereo;
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tic_sound_register registers[TIC_SOUND_CHANNELS];
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tic_sfx sfx;
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tic_music music;
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