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dev95 - multiple songs in a single file (READ)

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experimental feature! proceed with caution.
if you experience song corruption or crashes, report issue immediately!

files with multiple songs will be readable in older versions of Furnace,
but only the first song will be read in those versions.

issue #199
This commit is contained in:
tildearrow 2022-05-15 01:42:49 -05:00
parent 14053f70cb
commit c5786b61fb
24 changed files with 974 additions and 545 deletions
Download patch file Download diff file Expand all files Collapse all files

54
src/gui/cursor.cpp
View file

@ -32,7 +32,7 @@ void FurnaceGUI::startSelection(int xCoarse, int xFine, int y, bool fullRow) {
selStart.xCoarse=firstChannel;
selStart.xFine=0;
selEnd.xCoarse=lastChannel-1;
selEnd.xFine=2+e->song.pat[selEnd.xCoarse].effectCols*2;
selEnd.xFine=2+e->curPat[selEnd.xCoarse].effectCols*2;
selStart.y=y;
selEnd.y=y;
} else {
@ -56,7 +56,7 @@ void FurnaceGUI::updateSelection(int xCoarse, int xFine, int y, bool fullRow) {
if (selectingFull) {
DETERMINE_LAST;
selEnd.xCoarse=lastChannel-1;
selEnd.xFine=2+e->song.pat[selEnd.xCoarse].effectCols*2;
selEnd.xFine=2+e->curPat[selEnd.xCoarse].effectCols*2;
selEnd.y=y;
} else {
selEnd.xCoarse=xCoarse;
@ -94,21 +94,21 @@ void FurnaceGUI::finishSelection() {
if (selStart.xCoarse<0) selStart.xCoarse=0;
if (selStart.xCoarse>=chanCount) selStart.xCoarse=chanCount-1;
if (selStart.y<0) selStart.y=0;
if (selStart.y>=e->song.patLen) selStart.y=e->song.patLen-1;
if (selStart.y>=e->curSubSong->patLen) selStart.y=e->curSubSong->patLen-1;
if (selEnd.xCoarse<0) selEnd.xCoarse=0;
if (selEnd.xCoarse>=chanCount) selEnd.xCoarse=chanCount-1;
if (selEnd.y<0) selEnd.y=0;
if (selEnd.y>=e->song.patLen) selEnd.y=e->song.patLen-1;
if (selEnd.y>=e->curSubSong->patLen) selEnd.y=e->curSubSong->patLen-1;
if (cursor.xCoarse<0) cursor.xCoarse=0;
if (cursor.xCoarse>=chanCount) cursor.xCoarse=chanCount-1;
if (cursor.y<0) cursor.y=0;
if (cursor.y>=e->song.patLen) cursor.y=e->song.patLen-1;
if (cursor.y>=e->curSubSong->patLen) cursor.y=e->curSubSong->patLen-1;
if (e->song.chanCollapse[selStart.xCoarse]==3) {
if (e->curSubSong->chanCollapse[selStart.xCoarse]==3) {
selStart.xFine=0;
}
if (e->song.chanCollapse[selEnd.xCoarse] && selEnd.xFine>=(3-e->song.chanCollapse[selEnd.xCoarse])) {
selEnd.xFine=2+e->song.pat[cursor.xCoarse].effectCols*2;
if (e->curSubSong->chanCollapse[selEnd.xCoarse] && selEnd.xFine>=(3-e->curSubSong->chanCollapse[selEnd.xCoarse])) {
selEnd.xFine=2+e->curPat[cursor.xCoarse].effectCols*2;
}
e->setMidiBaseChan(cursor.xCoarse);
@ -126,7 +126,7 @@ void FurnaceGUI::moveCursor(int x, int y, bool select) {
demandScrollX=true;
if (x>0) {
for (int i=0; i<x; i++) {
if (++cursor.xFine>=(e->song.chanCollapse[cursor.xCoarse]?(4-e->song.chanCollapse[cursor.xCoarse]):(3+e->song.pat[cursor.xCoarse].effectCols*2))) {
if (++cursor.xFine>=(e->curSubSong->chanCollapse[cursor.xCoarse]?(4-e->curSubSong->chanCollapse[cursor.xCoarse]):(3+e->curPat[cursor.xCoarse].effectCols*2))) {
cursor.xFine=0;
if (++cursor.xCoarse>=lastChannel) {
if (settings.wrapHorizontal!=0 && !select) {
@ -134,10 +134,10 @@ void FurnaceGUI::moveCursor(int x, int y, bool select) {
if (settings.wrapHorizontal==2) y++;
} else {
cursor.xCoarse=lastChannel-1;
cursor.xFine=e->song.chanCollapse[cursor.xCoarse]?(3-e->song.chanCollapse[cursor.xCoarse]):(2+e->song.pat[cursor.xCoarse].effectCols*2);
cursor.xFine=e->curSubSong->chanCollapse[cursor.xCoarse]?(3-e->curSubSong->chanCollapse[cursor.xCoarse]):(2+e->curPat[cursor.xCoarse].effectCols*2);
}
} else {
while (!e->song.chanShow[cursor.xCoarse]) {
while (!e->curSubSong->chanShow[cursor.xCoarse]) {
cursor.xCoarse++;
if (cursor.xCoarse>=e->getTotalChannelCount()) break;
}
@ -150,21 +150,21 @@ void FurnaceGUI::moveCursor(int x, int y, bool select) {
if (--cursor.xCoarse<firstChannel) {
if (settings.wrapHorizontal!=0 && !select) {
cursor.xCoarse=lastChannel-1;
cursor.xFine=2+e->song.pat[cursor.xCoarse].effectCols*2;
cursor.xFine=2+e->curPat[cursor.xCoarse].effectCols*2;
if (settings.wrapHorizontal==2) y--;
} else {
cursor.xCoarse=firstChannel;
cursor.xFine=0;
}
} else {
while (!e->song.chanShow[cursor.xCoarse]) {
while (!e->curSubSong->chanShow[cursor.xCoarse]) {
cursor.xCoarse--;
if (cursor.xCoarse<0) break;
}
if (e->song.chanCollapse[cursor.xCoarse]) {
cursor.xFine=3-e->song.chanCollapse[cursor.xCoarse];
if (e->curSubSong->chanCollapse[cursor.xCoarse]) {
cursor.xFine=3-e->curSubSong->chanCollapse[cursor.xCoarse];
} else {
cursor.xFine=2+e->song.pat[cursor.xCoarse].effectCols*2;
cursor.xFine=2+e->curPat[cursor.xCoarse].effectCols*2;
}
}
}
@ -175,18 +175,18 @@ void FurnaceGUI::moveCursor(int x, int y, bool select) {
if (y>0) {
for (int i=0; i<y; i++) {
cursor.y++;
if (cursor.y>=e->song.patLen) {
if (cursor.y>=e->curSubSong->patLen) {
if (settings.wrapVertical!=0 && !select) {
cursor.y=0;
if (settings.wrapVertical==2) {
if ((!e->isPlaying() || !followPattern) && curOrder<(e->song.ordersLen-1)) {
if ((!e->isPlaying() || !followPattern) && curOrder<(e->curSubSong->ordersLen-1)) {
setOrder(curOrder+1);
} else {
cursor.y=e->song.patLen-1;
cursor.y=e->curSubSong->patLen-1;
}
}
} else {
cursor.y=e->song.patLen-1;
cursor.y=e->curSubSong->patLen-1;
}
}
}
@ -195,7 +195,7 @@ void FurnaceGUI::moveCursor(int x, int y, bool select) {
cursor.y--;
if (cursor.y<0) {
if (settings.wrapVertical!=0 && !select) {
cursor.y=e->song.patLen-1;
cursor.y=e->curSubSong->patLen-1;
if (settings.wrapVertical==2) {
if ((!e->isPlaying() || !followPattern) && curOrder>0) {
setOrder(curOrder-1);
@ -229,7 +229,7 @@ void FurnaceGUI::moveCursorPrevChannel(bool overflow) {
do {
cursor.xCoarse--;
if (cursor.xCoarse<0) break;
} while (!e->song.chanShow[cursor.xCoarse]);
} while (!e->curSubSong->chanShow[cursor.xCoarse]);
if (cursor.xCoarse<firstChannel) {
if (overflow) {
cursor.xCoarse=lastChannel-1;
@ -253,7 +253,7 @@ void FurnaceGUI::moveCursorNextChannel(bool overflow) {
do {
cursor.xCoarse++;
if (cursor.xCoarse>=e->getTotalChannelCount()) break;
} while (!e->song.chanShow[cursor.xCoarse]);
} while (!e->curSubSong->chanShow[cursor.xCoarse]);
if (cursor.xCoarse>=lastChannel) {
if (overflow) {
cursor.xCoarse=firstChannel;
@ -290,14 +290,14 @@ void FurnaceGUI::moveCursorTop(bool select) {
void FurnaceGUI::moveCursorBottom(bool select) {
finishSelection();
curNibble=false;
if (cursor.y==e->song.patLen-1) {
if (cursor.y==e->curSubSong->patLen-1) {
DETERMINE_LAST;
cursor.xCoarse=lastChannel-1;
if (cursor.xCoarse<0) cursor.xCoarse=0;
cursor.xFine=2+e->song.pat[cursor.xCoarse].effectCols*2;
cursor.xFine=2+e->curPat[cursor.xCoarse].effectCols*2;
demandScrollX=true;
} else {
cursor.y=e->song.patLen-1;
cursor.y=e->curSubSong->patLen-1;
}
if (!select) {
selStart=cursor;
@ -310,7 +310,7 @@ void FurnaceGUI::moveCursorBottom(bool select) {
void FurnaceGUI::editAdvance() {
finishSelection();
cursor.y+=editStep;
if (cursor.y>=e->song.patLen) cursor.y=e->song.patLen-1;
if (cursor.y>=e->curSubSong->patLen) cursor.y=e->curSubSong->patLen-1;
selStart=cursor;
selEnd=cursor;
updateScroll(cursor.y);