Parameter changes and the like should work with unpacked patches, so now we have an explicit patch unpack. In the future, the unpacking will move out of the Dx7Note constructor.bklimt
Raph Levien
12 years ago
parent
ee72c697c1
commit
904ff23afc
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/*
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* Copyright 2013 Google Inc. |
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#include <cstring> |
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#include "patch.h" |
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void UnpackPatch(const char bulk[128], char patch[156]) { |
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for (int op = 0; op < 6; op++) { |
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// eg rate and level, brk pt, depth, scaling
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memcpy(patch + op * 21, bulk + op * 17, 11); |
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char leftrightcurves = bulk[op * 17 + 11]; |
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patch[op * 21 + 11] = leftrightcurves & 3; |
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patch[op * 21 + 12] = (leftrightcurves >> 2) & 3; |
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char detune_rs = bulk[op * 17 + 12]; |
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patch[op * 21 + 13] = detune_rs & 7; |
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patch[op * 21 + 20] = detune_rs >> 3; |
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char kvs_ams = bulk[op * 17 + 13]; |
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patch[op * 21 + 14] = kvs_ams & 3; |
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patch[op * 21 + 15] = kvs_ams >> 2; |
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patch[op * 21 + 16] = bulk[op * 17 + 14]; // output level
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char fcoarse_mode = bulk[op * 17 + 15]; |
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patch[op * 21 + 17] = fcoarse_mode & 1; |
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patch[op * 21 + 18] = fcoarse_mode >> 1; |
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patch[op * 21 + 19] = bulk[op * 17 + 16]; // fine freq
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} |
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memcpy(patch + 126, bulk + 102, 9); // pitch env, algo
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char oks_fb = bulk[111]; |
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patch[135] = oks_fb & 7; |
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patch[136] = oks_fb >> 3; |
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memcpy(patch + 137, bulk + 112, 4); // lfo
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char lpms_lfw_lks = bulk[116]; |
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patch[141] = lpms_lfw_lks & 1; |
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patch[142] = (lpms_lfw_lks >> 1) & 7; |
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patch[143] = lpms_lfw_lks >> 4; |
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memcpy(patch + 144, bulk + 117, 11); // transpose, name
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patch[155] = 0x3f; // operator on/off
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} |
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@ -0,0 +1,22 @@ |
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/*
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* Copyright 2013 Google Inc. |
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef SYNTH_PATCH_H_ |
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#define SYNTH_PATCH_H_ |
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void UnpackPatch(const char bulk[128], char patch[156]); |
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#endif |
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