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author | Jochen Hoenicke | 2003-09-14 15:03:12 +0000 |
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committer | Jochen Hoenicke | 2003-09-14 15:03:12 +0000 |
commit | c902282a0569619d1091c9a603428a9dfe54375c (patch) | |
tree | 85f287e1f6b849590a3e7127d03693d818489dc8 | |
parent | f36473e25bc63210d6f232ccb20433018471aeac (diff) | |
download | scummvm-rg350-c902282a0569619d1091c9a603428a9dfe54375c.tar.gz scummvm-rg350-c902282a0569619d1091c9a603428a9dfe54375c.tar.bz2 scummvm-rg350-c902282a0569619d1091c9a603428a9dfe54375c.zip |
A hack for bug #770581. This makes the sound much closer to the
original, but I think to make it completely right a bigger change to
the adlib backend would be necessary.
svn-id: r10251
-rw-r--r-- | scumm/resource.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/scumm/resource.cpp b/scumm/resource.cpp index 7ee887df98..12968a90f5 100644 --- a/scumm/resource.cpp +++ b/scumm/resource.cpp @@ -1246,7 +1246,10 @@ void Scumm::convertADResource(int type, int idx, byte *src_ptr, int size) { ch = channel[i] - 1; if (ch < 0 || ch > 15) continue; - + + if (instr[i*16 + 13]) + warning("Sound %d instrument %d uses percussion", idx, i); + debug(4, "Sound %d: instrument %d on channel %d.", idx, i, ch); @@ -1305,7 +1308,7 @@ void Scumm::convertADResource(int type, int idx, byte *src_ptr, int size) { // There is a constant delay of ppqn/3 before the music starts. if (ppqn / 3 >= 128) - *ptr++ = (ppqn / 3 >> 7) | 0x80; + *ptr++ = (ppqn / 3 >> 7) | 0x80; *ptr++ = ppqn / 3 & 0x7f; // Now copy the actual music data @@ -1488,7 +1491,6 @@ void Scumm::convertADResource(int type, int idx, byte *src_ptr, int size) { delay = mintime - curtime; curtime = mintime; - { delay = convert_extraflags(ptr + 30 + 22, src_ptr + 1); delay2 = convert_extraflags(ptr + 30 + 40, src_ptr + 6); @@ -1512,6 +1514,8 @@ void Scumm::convertADResource(int type, int idx, byte *src_ptr, int size) { { int freq = ((current_instr[ch][1] & 3) << 8) | current_instr[ch][0]; + if (!freq) + freq = 0x80; freq <<= ((current_instr[ch][1] >> 2) & 7) + 1; int note = -11; while (freq >= 0x100) { |