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prepare for pattern optimization

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This commit is contained in:
tildearrow 2022-08-16 03:19:16 -05:00
parent 976e193309
commit edddff8431
5 changed files with 89 additions and 83 deletions
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29
src/engine/song.cpp
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@ -18,6 +18,7 @@
*/
#include "song.h"
#include "../ta-log.h"
void DivSubSong::clearData() {
for (int i=0; i<DIV_MAX_CHANS; i++) {
@ -28,6 +29,34 @@ void DivSubSong::clearData() {
ordersLen=1;
}
void DivSubSong::optimizePatterns() {
for (int i=0; i<DIV_MAX_CHANS; i++) {
logD("optimizing channel %d...",i);
std::vector<std::pair<int,int>> clearOuts=pat[i].optimize();
for (auto& j: clearOuts) {
for (int k=0; k<256; k++) {
if (orders.ord[i][k]==j.first) {
orders.ord[i][k]=j.second;
}
}
}
}
}
void DivSubSong::rearrangePatterns() {
for (int i=0; i<DIV_MAX_CHANS; i++) {
logD("re-arranging channel %d...",i);
std::vector<std::pair<int,int>> clearOuts=pat[i].rearrange();
for (auto& j: clearOuts) {
for (int k=0; k<256; k++) {
if (orders.ord[i][k]==j.first) {
orders.ord[i][k]=j.second;
}
}
}
}
}
void DivSong::clearSongData() {
for (DivSubSong* i: subsong) {
i->clearData();