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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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23
src/engine/pattern.h
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@ -18,6 +18,7 @@
*/
#include "safeReader.h"
#include <vector>
struct DivPattern {
String name;
@ -28,14 +29,6 @@ struct DivPattern {
* @param dest the destination pattern.
*/
void copyOn(DivPattern* dest);
/**
* don't use yet!
* @param len the pattern length
* @param fxRows number of effect ...columns
* @return a SafeReader.
*/
SafeReader* compile(int len=256, int fxRows=1);
DivPattern();
};
@ -59,6 +52,20 @@ struct DivChannelData {
*/
DivPattern* getPattern(int index, bool create);
/**
* optimize pattern data.
* not thread-safe! use a mutex!
* @return a list of From -> To pairs
*/
std::vector<std::pair<int,int>> optimize();
/**
* re-arrange NULLs.
* not thread-safe! use a mutex!
* @return a list of From -> To pairs
*/
std::vector<std::pair<int,int>> rearrange();
/**
* destroy all patterns on this DivChannelData.
*/