mirror of
https://github.com/vale981/openAV-Luppp
synced 2025-03-04 16:51:37 -05:00
SomE WHITESPACE
This commit is contained in:
Valentin Boettcher
parent
bbaa7554cd
commit
69db656239
3 changed files with 175 additions and 182 deletions
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@ -104,7 +104,7 @@ double getCairoTextWith(cairo_t * cr, const char * str)
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return ex.width;
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return ex.width;
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}
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}
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void trimToFit(cairo_t * cr, std::string * str, double maxWidth)
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void trimStringToFit(cairo_t * cr, std::string * str, double maxWidth)
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{
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{
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double ellWidth = getCairoTextWith(cr, "…");
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double ellWidth = getCairoTextWith(cr, "…");
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double textWidth = getCairoTextWith(cr, str->c_str());
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double textWidth = getCairoTextWith(cr, str->c_str());
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@ -253,7 +253,7 @@ void ClipSelector::draw()
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cairo_set_font_size( cr, 11 );
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cairo_set_font_size( cr, 11 );
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std::string tmp = clips[i].getName();
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std::string tmp = clips[i].getName();
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trimToFit(cr, &tmp, clipWidth - (clipHeight + 15 + beatLen));
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trimStringToFit(cr, &tmp, clipWidth - (clipHeight + 15 + beatLen));
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cairo_show_text( cr, tmp.c_str() );
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cairo_show_text( cr, tmp.c_str() );
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// special indicator
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// special indicator
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@ -285,24 +285,24 @@ void ClipSelector::resize(int X, int Y, int W, int H)
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void setRecordBarsCb(Fl_Widget *w, void* data)
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void setRecordBarsCb(Fl_Widget *w, void* data)
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{
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{
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if(!w || !data)
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if(!w || !data)
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return;
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return;
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ClipSelector *track = (ClipSelector*)w;
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ClipSelector *track = (ClipSelector*)w;
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long bars = (long)data;
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long bars = (long)data;
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if(bars == -2) {
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if(bars == -2) {
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const char* answer = fl_input("Enter a custom number: ");
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const char* answer = fl_input("Enter a custom number: ");
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if(!answer) {
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if(!answer) {
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bars = -1;
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bars = -1;
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fl_message("Please enter value between 1 and %i.", MAX_BARS);
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fl_message("Please enter value between 1 and %i.", MAX_BARS);
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} else
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} else
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bars = atoi(answer);
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bars = atoi(answer);
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}
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}
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if(bars > MAX_BARS) {
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if(bars > MAX_BARS) {
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bars = -1;
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bars = -1;
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fl_message("Please enter value between 1 and %i.", MAX_BARS);
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fl_message("Please enter value between 1 and %i.", MAX_BARS);
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}
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}
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EventLooperBarsToRecord e(track->ID, track->getLastClipNum(), bars);
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EventLooperBarsToRecord e(track->ID, track->getLastClipNum(), bars);
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writeToDspRingbuffer( &e );
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writeToDspRingbuffer( &e );
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@ -316,16 +316,6 @@ void setLengthCb(Fl_Widget *w, void* data)
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writeToDspRingbuffer( &e );
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writeToDspRingbuffer( &e );
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}
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}
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int ClipSelector::findClipNum() {
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// calculate the clicked clip number
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int clipHeight = (h / numClips);
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clipNum = ( (Fl::event_y() ) - y ) / clipHeight;
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if (clipNum >= numClips)
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clipNum = numClips -1; // fix for clicking the lowest pixel
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return clipNum;
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}
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int ClipSelector::getLastClipNum()
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int ClipSelector::getLastClipNum()
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{
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{
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return clipNum;
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return clipNum;
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@ -342,7 +332,13 @@ int ClipSelector::handle(int event)
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case FL_PUSH:
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case FL_PUSH:
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highlight = 1;
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highlight = 1;
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{
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{
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findClipNum();
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// calculate the clicked clip number
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int clipHeight = (h / numClips);
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clipNum = ( (Fl::event_y() ) - y ) / clipHeight;
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if (clipNum >= numClips)
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clipNum = numClips -1; // fix for clicking the lowest pixel
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return clipNum;
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// handle right clicks: popup menu
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// handle right clicks: popup menu
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if ( Fl::event_state(FL_BUTTON3) ) {
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if ( Fl::event_state(FL_BUTTON3) ) {
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@ -362,7 +358,7 @@ int ClipSelector::handle(int event)
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{ "Load" },
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{ "Load" },
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{ "Save" },
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{ "Save" },
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{ "Special"},
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{ "Special"},
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{ "Beats", 0, 0, 0, FL_SUBMENU | FL_MENU_DIVIDER },
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{ "Beats", 0, 0, 0, FL_SUBMENU | FL_MENU_DIVIDER },
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RECORD_LENGTH_MENU_ITEM(1),
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RECORD_LENGTH_MENU_ITEM(1),
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RECORD_LENGTH_MENU_ITEM(2),
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RECORD_LENGTH_MENU_ITEM(2),
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RECORD_LENGTH_MENU_ITEM(4),
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RECORD_LENGTH_MENU_ITEM(4),
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@ -371,15 +367,15 @@ int ClipSelector::handle(int event)
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RECORD_LENGTH_MENU_ITEM(32),
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RECORD_LENGTH_MENU_ITEM(32),
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RECORD_LENGTH_MENU_ITEM(64),
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RECORD_LENGTH_MENU_ITEM(64),
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{0},
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{0},
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{ "Bars to record", 0, 0, 0, FL_SUBMENU | FL_MENU_DIVIDER},
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{ "Bars to record", 0, 0, 0, FL_SUBMENU | FL_MENU_DIVIDER},
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RECORD_BARS_MENU_ITEM(1),
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RECORD_BARS_MENU_ITEM(1),
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RECORD_BARS_MENU_ITEM(2),
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RECORD_BARS_MENU_ITEM(2),
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RECORD_BARS_MENU_ITEM(4),
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RECORD_BARS_MENU_ITEM(4),
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RECORD_BARS_MENU_ITEM(6),
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RECORD_BARS_MENU_ITEM(6),
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RECORD_BARS_MENU_ITEM(8),
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RECORD_BARS_MENU_ITEM(8),
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{"Endless", 0, setRecordBarsCb, (void*)-1, FL_MENU_DIVIDER | FL_MENU_RADIO | ((clips[clipNum].getBeatsToRecord() <= 0) ? FL_MENU_VALUE : 0) | (empty ? 0 : FL_MENU_INACTIVE)},
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{"Endless", 0, setRecordBarsCb, (void*)-1, FL_MENU_DIVIDER | FL_MENU_RADIO | ((clips[clipNum].getBeatsToRecord() <= 0) ? FL_MENU_VALUE : 0) | (empty ? 0 : FL_MENU_INACTIVE)},
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{"Custom", 0, setRecordBarsCb, (void*)-2, empty ? 0 : FL_MENU_INACTIVE},
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{"Custom", 0, setRecordBarsCb, (void*)-2, empty ? 0 : FL_MENU_INACTIVE},
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{0},
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{0},
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//{ "Record" },
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//{ "Record" },
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{ "Use as tempo" },
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{ "Use as tempo" },
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{ "Rename", 0, 0, 0, FL_MENU_DIVIDER},
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{ "Rename", 0, 0, 0, FL_MENU_DIVIDER},
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@ -472,18 +468,18 @@ int ClipSelector::handle(int event)
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void ClipState::setBeats(int numBeats, bool isBeatsToRecord)
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void ClipState::setBeats(int numBeats, bool isBeatsToRecord)
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{
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{
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if(numBeats > 0) {
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if(numBeats > 0) {
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beatsText = std::to_string(numBeats);
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beatsText = std::to_string(numBeats);
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barsText = std::to_string(numBeats/4);
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barsText = std::to_string(numBeats/4);
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if(isBeatsToRecord){
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if(isBeatsToRecord){
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beatsToRecord = numBeats;
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beatsToRecord = numBeats;
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beats = 0;
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beats = 0;
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} else {
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} else {
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beats = numBeats;
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beats = numBeats;
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if(numBeats <= 0)
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if(numBeats <= 0)
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beatsToRecord = -1;
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beatsToRecord = -1;
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}
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}
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}
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}
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else
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else
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barsText = beatsText = std::string("");
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barsText = beatsText = std::string("");
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}
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}
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} // Avtk
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} // Avtk
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@ -69,28 +69,28 @@ public:
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return beatsToRecord;
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return beatsToRecord;
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}
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}
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int getBeats(){
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int getBeats(){
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return beats;
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return beats;
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}
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}
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void setBeats(int numBeats, bool isBeatsToRecord);
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void setBeats(int numBeats, bool isBeatsToRecord);
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const char *getBeatsText() {
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const char *getBeatsText() {
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return beatsText.c_str();
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return beatsText.c_str();
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}
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}
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const char *getBarsText() {
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const char *getBarsText() {
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return barsText.c_str();
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return barsText.c_str();
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}
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}
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private:
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private:
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GridLogic::State state;
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GridLogic::State state;
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std::string name;
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std::string name;
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std::string beatsText;
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std::string beatsText;
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std::string barsText;
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std::string barsText;
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int beatsToRecord = -1;
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int beatsToRecord = -1;
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int beats = 0;
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int beats = 0;
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};
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};
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class ClipSelector : public Fl_Button
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class ClipSelector : public Fl_Button
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@ -129,13 +129,11 @@ public:
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int handle(int event);
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int handle(int event);
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void resize(int X, int Y, int W, int H);
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void resize(int X, int Y, int W, int H);
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int findClipNum();
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int getLastClipNum();
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int getLastClipNum();
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private:
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private:
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int clipNum;
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int clipNum;
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};
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};
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} // Avtk
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} // Avtk
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#endif // AVTK_CLIP_SELECTOR_H
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#endif // AVTK_CLIP_SELECTOR_H
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249
src/looper.cxx
249
src/looper.cxx
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@ -31,181 +31,180 @@
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extern Jack* jack;
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extern Jack* jack;
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Looper::Looper(int t) :
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Looper::Looper(int t) :
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AudioProcessor(),
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AudioProcessor(),
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TimeObserver(),
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TimeObserver(),
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track(t)
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track(t)
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{
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{
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uiUpdateConstant= jack->getSamplerate() / 30.f;
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uiUpdateConstant= jack->getSamplerate() / 30.f;
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uiUpdateCounter = jack->getSamplerate() / 30.f;
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uiUpdateCounter = jack->getSamplerate() / 30.f;
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// pre-zero the internal sample
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// pre-zero the internal sample
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//tmpRecordBuffer = (float*)malloc( sizeof(float) * MAX_BUFFER_SIZE );
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//tmpRecordBuffer = (float*)malloc( sizeof(float) * MAX_BUFFER_SIZE );
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//memset( tmpRecordBuffer, 0, sizeof(float) * MAX_BUFFER_SIZE );
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//memset( tmpRecordBuffer, 0, sizeof(float) * MAX_BUFFER_SIZE );
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for(int i = 0; i < NSCENES; i++ ) {
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for(int i = 0; i < NSCENES; i++ ) {
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clips[i] = new LooperClip(track, i);
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clips[i] = new LooperClip(track, i);
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}
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}
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tmpBuffer.resize( MAX_BUFFER_SIZE );
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tmpBuffer.resize( MAX_BUFFER_SIZE );
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fpb = 22050;
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fpb = 22050;
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// init faust pitch shift variables
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// init faust pitch shift variables
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fSamplingFreq = jack->getSamplerate();
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fSamplingFreq = jack->getSamplerate();
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IOTA = 0;
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IOTA = 0;
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//tmpRecordBuffer.resize(MAX_BUFFER_SIZE);
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//tmpRecordBuffer.resize(MAX_BUFFER_SIZE);
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for (int i=0; i<65536; i++)
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for (int i=0; i<65536; i++)
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fVec0[i] = 0;
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fVec0[i] = 0;
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for (int i=0; i<2; i++)
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for (int i=0; i<2; i++)
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fRec0[i] = 0;
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fRec0[i] = 0;
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semitoneShift = 0.0f;
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semitoneShift = 0.0f;
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windowSize = 1000;
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windowSize = 1000;
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crossfadeSize = 1000;
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crossfadeSize = 1000;
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}
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}
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LooperClip* Looper::getClip(int scene)
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LooperClip* Looper::getClip(int scene)
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{
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{
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return clips[scene];
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return clips[scene];
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}
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}
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void Looper::beat()
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void Looper::beat()
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{
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{
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//TODO needed?
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//TODO needed?
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//FIXME: Need to keep looperClips in sync when there exists no int N
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//FIXME: Need to keep looperClips in sync when there exists no int N
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// such that playSpeed*N==1
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// such that playSpeed*N==1
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// for(int i=0;i<NSCENES;i++)
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// for(int i=0;i<NSCENES;i++)
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// {
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// {
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// int iph=clips[i]->getPlayhead()+1.0;
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// int iph=clips[i]->getPlayhead()+1.0;
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// long targetFrames = clips[i]->getBeats() * fpb;
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// long targetFrames = clips[i]->getBeats() * fpb;
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// long actualFrames = clips[i]->getActualAudioLength();//getBufferLenght();
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// long actualFrames = clips[i]->getActualAudioLength();//getBufferLenght();
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// float playSpeed = 1.0;
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// float playSpeed = 1.0;
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// if ( targetFrames != 0 && actualFrames != 0 )
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// if ( targetFrames != 0 && actualFrames != 0 )
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// {
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// {
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// playSpeed = float(actualFrames) / targetFrames;
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// playSpeed = float(actualFrames) / targetFrames;
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// }
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// }
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// clips[i]->setPlayHead(iph-(iph%fpb)*playSpeed);
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// clips[i]->setPlayHead(iph-(iph%fpb)*playSpeed);
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// }
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// }
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}
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}
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void Looper::setRequestedBuffer(int s, AudioBuffer* ab)
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void Looper::setRequestedBuffer(int s, AudioBuffer* ab)
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{
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{
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clips[s]->setRequestedBuffer( ab );
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clips[s]->setRequestedBuffer( ab );
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}
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}
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void Looper::setFpb(int f)
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void Looper::setFpb(int f)
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{
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{
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fpb = f;
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fpb = f;
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}
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}
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void Looper::process(unsigned int nframes, Buffers* buffers)
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void Looper::process(unsigned int nframes, Buffers* buffers)
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{
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{
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// process each clip individually: this allows for playback of one clip,
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// process each clip individually: this allows for playback of one clip,
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// while another clip records.
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// while another clip records.
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for ( int clip = 0; clip < NSCENES; clip++ ) {
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for ( int clip = 0; clip < NSCENES; clip++ ) {
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// handle state of clip, and do what needs doing:
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// handle state of clip, and do what needs doing:
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// record into buffer, play from buffer, etc
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// record into buffer, play from buffer, etc
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if ( clips[clip]->recording() ) {
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if ( clips[clip]->recording() ) {
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if(clips[clip]->getBeatsToRecord() > 0 && clips[clip]->getBeats() >= clips[clip]->getBeatsToRecord() - 4)
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if(clips[clip]->getBeatsToRecord() > 0 && clips[clip]->getBeats() >= clips[clip]->getBeatsToRecord() - 4)
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clips[clip]->queuePlay(true);
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clips[clip]->queuePlay(true);
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if ( clips[clip]->recordSpaceAvailable() < LOOPER_SAMPLES_BEFORE_REQUEST &&
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if ( clips[clip]->recordSpaceAvailable() < LOOPER_SAMPLES_BEFORE_REQUEST &&
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!clips[clip]->newBufferInTransit() ) {
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!clips[clip]->newBufferInTransit() ) {
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EventLooperClipRequestBuffer e( track, clip, clips[clip]->audioBufferSize() + LOOPER_SAMPLES_UPDATE_SIZE);
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EventLooperClipRequestBuffer e( track, clip, clips[clip]->audioBufferSize() + LOOPER_SAMPLES_UPDATE_SIZE);
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writeToGuiRingbuffer( &e );
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writeToGuiRingbuffer( &e );
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clips[clip]->newBufferInTransit(true);
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clips[clip]->newBufferInTransit(true);
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}
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}
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// copy data from input buffer to recording buffer
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// copy data from input buffer to recording buffer
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float* inputL = buffers->audio[Buffers::MASTER_INPUT_L];
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float* inputL = buffers->audio[Buffers::MASTER_INPUT_L];
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float* inputR = buffers->audio[Buffers::MASTER_INPUT_R];
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float* inputR = buffers->audio[Buffers::MASTER_INPUT_R];
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clips[clip]->record( nframes, inputL, inputR);
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clips[clip]->record( nframes, inputL, inputR);
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} else if ( clips[clip]->playing() ) {
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} else if ( clips[clip]->playing() ) {
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// copy data into tmpBuffer, then pitch-stretch into track buffer
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// copy data into tmpBuffer, then pitch-stretch into track buffer
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long targetFrames = clips[clip]->getBeats() * fpb;
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long targetFrames = clips[clip]->getBeats() * fpb;
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long actualFrames = clips[clip]->getActualAudioLength();//getBufferLenght();
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long actualFrames = clips[clip]->getActualAudioLength();//getBufferLenght();
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float playSpeed = 1.0;
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float playSpeed = 1.0;
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if ( targetFrames != 0 && actualFrames != 0 ) {
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if ( targetFrames != 0 && actualFrames != 0 ) {
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playSpeed = float(actualFrames) / targetFrames;
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playSpeed = float(actualFrames) / targetFrames;
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}
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}
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float* outL = buffers->audio[Buffers::SEND_TRACK_0_L + track];
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float* outL = buffers->audio[Buffers::SEND_TRACK_0_L + track];
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float* outR = buffers->audio[Buffers::SEND_TRACK_0_R + track];
|
float* outR = buffers->audio[Buffers::SEND_TRACK_0_R + track];
|
||||||
|
|
||||||
for(unsigned int i = 0; i < nframes; i++ ) {
|
for(unsigned int i = 0; i < nframes; i++ ) {
|
||||||
// REFACTOR into system that is better than per sample function calls
|
// REFACTOR into system that is better than per sample function calls
|
||||||
float tmpL = 0;
|
float tmpL = 0;
|
||||||
float tmpR = 0;
|
float tmpR = 0;
|
||||||
clips[clip]->getSample(playSpeed, &tmpL, &tmpR);
|
clips[clip]->getSample(playSpeed, &tmpL, &tmpR);
|
||||||
|
|
||||||
float deltaPitch = 12 * log ( playSpeed ) / log (2);
|
float deltaPitch = 12 * log ( playSpeed ) / log (2);
|
||||||
semitoneShift = -deltaPitch;
|
semitoneShift = -deltaPitch;
|
||||||
|
|
||||||
// write the pitch-shifted signal to the track buffer
|
// write the pitch-shifted signal to the track buffer
|
||||||
//FIXME: pitchShift adds delay even for playSpeed = 1.0!!
|
//FIXME: pitchShift adds delay even for playSpeed = 1.0!!
|
||||||
//we should use something better (e.g librubberband)
|
//we should use something better (e.g librubberband)
|
||||||
if(0) { //playSpeed!=1.0f) {
|
if(0) { //playSpeed!=1.0f) {
|
||||||
pitchShift( 1, &tmpL, &outL[i] );
|
pitchShift( 1, &tmpL, &outL[i] );
|
||||||
pitchShift( 1, &tmpR, &outR[i] );
|
pitchShift( 1, &tmpR, &outR[i] );
|
||||||
} else {
|
} else {
|
||||||
outL[i]+=tmpL;
|
outL[i]+=tmpL;
|
||||||
outR[i]+=tmpR;
|
outR[i]+=tmpR;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
//printf("Looper %i playing(), speed = %f\n", track, playSpeed );
|
//printf("Looper %i playing(), speed = %f\n", track, playSpeed );
|
||||||
|
|
||||||
if ( uiUpdateCounter > uiUpdateConstant ) {
|
if ( uiUpdateCounter > uiUpdateConstant ) {
|
||||||
jack->getControllerUpdater()->setTrackSceneProgress(track, clip, clips[clip]->getProgress() );
|
jack->getControllerUpdater()->setTrackSceneProgress(track, clip, clips[clip]->getProgress() );
|
||||||
uiUpdateCounter = 0;
|
uiUpdateCounter = 0;
|
||||||
}
|
}
|
||||||
uiUpdateCounter += nframes;
|
uiUpdateCounter += nframes;
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void Looper::resetTimeState()
|
void Looper::resetTimeState()
|
||||||
{
|
{
|
||||||
for(int i=0; i<NSCENES; i++)
|
for(int i=0; i<NSCENES; i++)
|
||||||
clips[i]->setPlayHead(0.0);
|
clips[i]->setPlayHead(0.0);
|
||||||
}
|
}
|
||||||
|
|
||||||
void Looper::pitchShift(int count, float* input, float* output)
|
void Looper::pitchShift(int count, float* input, float* output)
|
||||||
{
|
{
|
||||||
float fSlow0 = windowSize;
|
float fSlow0 = windowSize;
|
||||||
float fSlow1 = ((1 + fSlow0) - powf(2,(0.08333333333333333f * semitoneShift)));
|
float fSlow1 = ((1 + fSlow0) - powf(2,(0.08333333333333333f * semitoneShift)));
|
||||||
float fSlow2 = (1.0f / crossfadeSize);
|
float fSlow2 = (1.0f / crossfadeSize);
|
||||||
float fSlow3 = (fSlow0 - 1);
|
float fSlow3 = (fSlow0 - 1);
|
||||||
float* input0 = &input[0];
|
float* input0 = &input[0];
|
||||||
//float* output0 = &output[0];
|
//float* output0 = &output[0];
|
||||||
|
|
||||||
for (int i=0; i<count; i++) {
|
for (int i=0; i<count; i++) {
|
||||||
float fTemp0 = (float)input0[i];
|
float fTemp0 = (float)input0[i];
|
||||||
fVec0[IOTA&65535] = fTemp0;
|
fVec0[IOTA&65535] = fTemp0;
|
||||||
fRec0[0] = fmodf((fRec0[1] + fSlow1),fSlow0);
|
fRec0[0] = fmodf((fRec0[1] + fSlow1),fSlow0);
|
||||||
int iTemp1 = int(fRec0[0]);
|
int iTemp1 = int(fRec0[0]);
|
||||||
int iTemp2 = (1 + iTemp1);
|
int iTemp2 = (1 + iTemp1);
|
||||||
float fTemp3 = min((fSlow2 * fRec0[0]), 1.f );
|
float fTemp3 = min((fSlow2 * fRec0[0]), 1.f );
|
||||||
float fTemp4 = (fSlow0 + fRec0[0]);
|
float fTemp4 = (fSlow0 + fRec0[0]);
|
||||||
int iTemp5 = int(fTemp4);
|
int iTemp5 = int(fTemp4);
|
||||||
float out=output[0];
|
float out=output[0];
|
||||||
out += (float)(((1 - fTemp3) * (((fTemp4 - iTemp5) *
|
out += (float)(((1 - fTemp3) * (((fTemp4 - iTemp5) *
|
||||||
fVec0[(IOTA-int((int((1 + iTemp5)) & 65535)))&65535]) + ((0 - ((
|
fVec0[(IOTA-int((int((1 + iTemp5)) & 65535)))&65535]) + ((0 - ((
|
||||||
fRec0[0] + fSlow3) - iTemp5)) * fVec0[(IOTA-int((iTemp5 & 65535)))
|
fRec0[0] + fSlow3) - iTemp5)) * fVec0[(IOTA-int((iTemp5 & 65535)))
|
||||||
&65535]))) + (fTemp3 * (((fRec0[0] - iTemp1) * fVec0[(IOTA-int((int(
|
&65535]))) + (fTemp3 * (((fRec0[0] - iTemp1) * fVec0[(IOTA-int((int(
|
||||||
iTemp2) & 65535)))&65535]) + ((iTemp2 - fRec0[0]) * fVec0[(IOTA-int((
|
iTemp2) & 65535)))&65535]) + ((iTemp2 - fRec0[0]) * fVec0[(IOTA-int((
|
||||||
iTemp1 & 65535)))&65535]))));
|
iTemp1 & 65535)))&65535]))));
|
||||||
|
output[0]=out;
|
||||||
output[0]=out;
|
fRec0[1] = fRec0[0];
|
||||||
fRec0[1] = fRec0[0];
|
IOTA = IOTA+1;
|
||||||
IOTA = IOTA+1;
|
}
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Add table
Reference in a new issue