GUI: implement randomize
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@ -3201,6 +3201,34 @@ void FurnaceGUI::doRandomize(int bottom, int top) {
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finishSelection();
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prepareUndo(GUI_UNDO_PATTERN_RANDOMIZE);
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int iCoarse=selStart.xCoarse;
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int iFine=selStart.xFine;
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int ord=e->getOrder();
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for (; iCoarse<=selEnd.xCoarse; iCoarse++) {
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if (!e->song.chanShow[iCoarse]) continue;
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DivPattern* pat=e->song.pat[iCoarse].getPattern(e->song.orders.ord[iCoarse][ord],true);
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for (; iFine<3+e->song.pat[iCoarse].effectRows*2 && (iCoarse<selEnd.xCoarse || iFine<=selEnd.xFine); iFine++) {
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maskOut(iFine);
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if (iFine!=0) {
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int absoluteTop=255;
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if (iFine==1) {
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if (e->song.ins.empty()) continue;
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absoluteTop=e->song.ins.size()-1;
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} else if (iFine==2) { // volume
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absoluteTop=e->getMaxVolumeChan(iCoarse);
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}
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for (int j=selStart.y; j<=selEnd.y; j++) {
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if (top-bottom<=0) {
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pat->data[j][iFine+1]=MIN(absoluteTop,bottom);
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} else {
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pat->data[j][iFine+1]=MIN(absoluteTop,bottom+(rand()%(top-bottom)));
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}
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}
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}
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}
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iFine=0;
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}
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makeUndo(GUI_UNDO_PATTERN_RANDOMIZE);
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}
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