diff options
Diffstat (limited to 'engines/scumm/player_pce.cpp')
| -rw-r--r-- | engines/scumm/player_pce.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/engines/scumm/player_pce.cpp b/engines/scumm/player_pce.cpp index 786971c683..8d886ee008 100644 --- a/engines/scumm/player_pce.cpp +++ b/engines/scumm/player_pce.cpp @@ -269,13 +269,13 @@ void PSG_HuC6280::init() { reset(); // Make waveform frequency table - for(i = 0; i < 4096; i++) { + for (i = 0; i < 4096; i++) { step = ((_clock / _rate) * 4096) / (i+1); _waveFreqTable[(1 + i) & 0xFFF] = (uint32)step; } // Make noise frequency table - for(i = 0; i < 32; i++) { + for (i = 0; i < 32; i++) { step = ((_clock / _rate) * 32) / (i+1); _noiseFreqTable[i] = (uint32)step; } @@ -283,7 +283,7 @@ void PSG_HuC6280::init() { // Make volume table // PSG_HuC6280 has 48dB volume range spread over 32 steps step = 48.0 / 32.0; - for(i = 0; i < 31; i++) { + for (i = 0; i < 31; i++) { _volumeTable[i] = (uint16)level; level /= pow(10.0, step / 20.0); } @@ -323,7 +323,7 @@ void PSG_HuC6280::write(int offset, byte data) { case 0x04: // Channel control (key-on, DDA mode, volume) // 1-to-0 transition of DDA bit resets waveform index - if((chan->control & 0x40) && ((data & 0x40) == 0)) { + if ((chan->control & 0x40) && ((data & 0x40) == 0)) { chan->index = 0; } chan->control = data; @@ -383,9 +383,9 @@ void PSG_HuC6280::update(int16* samples, int sampleCnt) { // Clear buffer memset(samples, 0, 2 * sampleCnt * sizeof(int16)); - for(ch = 0; ch < 6; ch++) { + for (ch = 0; ch < 6; ch++) { // Only look at enabled channels - if(_channel[ch].control & 0x80) { + if (_channel[ch].control & 0x80) { int lal = (_channel[ch].balance >> 4) & 0x0F; int ral = (_channel[ch].balance >> 0) & 0x0F; int al = _channel[ch].control & 0x1F; @@ -395,25 +395,25 @@ void PSG_HuC6280::update(int16* samples, int sampleCnt) { // Calculate volume just as the patent says vll = (0x1F - lal) + (0x1F - al) + (0x1F - lmal); - if(vll > 0x1F) vll = 0x1F; + if (vll > 0x1F) vll = 0x1F; vlr = (0x1F - ral) + (0x1F - al) + (0x1F - rmal); - if(vlr > 0x1F) vlr = 0x1F; + if (vlr > 0x1F) vlr = 0x1F; vll = _volumeTable[vll]; vlr = _volumeTable[vlr]; // Check channel mode - if(_channel[ch].control & 0x40) { + if (_channel[ch].control & 0x40) { /* DDA mode */ - for(i = 0; i < sampleCnt; i++) { + for (i = 0; i < sampleCnt; i++) { samples[2*i] += (int16)(vll * (_channel[ch].dda - 16)); samples[2*i + 1] += (int16)(vlr * (_channel[ch].dda - 16)); } } else { /* Waveform mode */ uint32 step = _waveFreqTable[_channel[ch].frequency]; - for(i = 0; i < sampleCnt; i += 1) { + for (i = 0; i < sampleCnt; i += 1) { int offset; int16 data; offset = (_channel[ch].counter >> 12) & 0x1F; |