/* This file is part of Evoral.
- * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
+ * Copyright (C) 2008 David Robillard <http://drobilla.net>
* Copyright (C) 2000-2008 Paul Davis
*
* Evoral is free software; you can redistribute it and/or modify it under the
#include "evoral/ControlList.hpp"
#include "evoral/Curve.hpp"
+#include "pbd/compose.h"
+
using namespace std;
+using namespace PBD;
namespace Evoral {
-
inline bool event_time_less_than (ControlEvent* a, ControlEvent* b)
{
return a->when < b->when;
}
+/* this has no units but corresponds to the area of a rectangle
+ computed between three points in the list. If the area is
+ large, it indicates significant non-linearity between the
+ points.
+
+ during automation recording we thin the recorded points
+ using this value. if a point is sufficiently co-linear
+ with its neighbours (as defined by the area of the rectangle
+ formed by three of them), we will not include it in the
+ ControlList. a smaller value will exclude less points,
+ a larger value will exclude more points, so it effectively
+ measures the amount of thinning to be done.
+*/
+
+double ControlList::_thinning_factor = 20.0;
ControlList::ControlList (const Parameter& id)
: _parameter(id)
_changed_when_thawed = false;
_min_yval = id.min();
_max_yval = id.max();
- _max_xval = 0; // means "no limit"
- _default_value = 0;
+ _default_value = id.normal();
_lookup_cache.left = -1;
_lookup_cache.range.first = _events.end();
_search_cache.left = -1;
_search_cache.first = _events.end();
_sort_pending = false;
+ new_write_pass = true;
+ _in_write_pass = false;
+ did_write_during_pass = false;
+ insert_position = -1;
+ most_recent_insert_iterator = _events.end();
}
ControlList::ControlList (const ControlList& other)
_changed_when_thawed = false;
_min_yval = other._min_yval;
_max_yval = other._max_yval;
- _max_xval = other._max_xval;
_default_value = other._default_value;
_lookup_cache.range.first = _events.end();
_search_cache.first = _events.end();
_sort_pending = false;
+ new_write_pass = true;
+ _in_write_pass = false;
+ did_write_during_pass = false;
+ insert_position = -1;
+ most_recent_insert_iterator = _events.end();
- for (const_iterator i = other._events.begin(); i != other._events.end(); ++i) {
- _events.push_back (new ControlEvent (**i));
- }
+ copy_events (other);
mark_dirty ();
}
_changed_when_thawed = false;
_min_yval = other._min_yval;
_max_yval = other._max_yval;
- _max_xval = other._max_xval;
_default_value = other._default_value;
_lookup_cache.range.first = _events.end();
_search_cache.first = _events.end();
boost::shared_ptr<ControlList> section = const_cast<ControlList*>(&other)->copy (start, end);
if (!section->empty()) {
- for (iterator i = section->begin(); i != section->end(); ++i) {
- _events.push_back (new ControlEvent ((*i)->when, (*i)->value));
- }
+ copy_events (*(section.get()));
}
+ new_write_pass = false;
+ _in_write_pass = false;
+ did_write_during_pass = false;
+ insert_position = -1;
+ most_recent_insert_iterator = _events.end();
+
mark_dirty ();
}
for (EventList::iterator x = _events.begin(); x != _events.end(); ++x) {
delete (*x);
}
-
- for (list<NascentInfo*>::iterator n = nascent.begin(); n != nascent.end(); ++n) {
- for (EventList::iterator x = (*n)->events.begin(); x != (*n)->events.end(); ++x) {
- delete *x;
- }
- delete (*n);
- }
delete _curve;
}
{
if (this != &other) {
- _events.clear ();
-
- for (const_iterator i = other._events.begin(); i != other._events.end(); ++i) {
- _events.push_back (new ControlEvent (**i));
- }
-
_min_yval = other._min_yval;
_max_yval = other._max_yval;
- _max_xval = other._max_xval;
_default_value = other._default_value;
-
- mark_dirty ();
- maybe_signal_changed ();
+
+ copy_events (other);
}
return *this;
}
+void
+ControlList::copy_events (const ControlList& other)
+{
+ {
+ Glib::Threads::Mutex::Lock lm (_lock);
+ _events.clear ();
+ for (const_iterator i = other.begin(); i != other.end(); ++i) {
+ _events.push_back (new ControlEvent ((*i)->when, (*i)->value));
+ }
+ unlocked_invalidate_insert_iterator ();
+ mark_dirty ();
+ }
+ maybe_signal_changed ();
+}
+
void
ControlList::create_curve()
{
ControlList::clear ()
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
_events.clear ();
+ unlocked_invalidate_insert_iterator ();
mark_dirty ();
}
void
ControlList::x_scale (double factor)
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
_x_scale (factor);
}
bool
ControlList::extend_to (double when)
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
if (_events.empty() || _events.back()->when == when) {
return false;
}
return true;
}
-void
+void
ControlList::_x_scale (double factor)
{
for (iterator i = _events.begin(); i != _events.end(); ++i) {
- (*i)->when = floor ((*i)->when * factor);
+ (*i)->when *= factor;
}
mark_dirty ();
}
+struct ControlEventTimeComparator {
+ bool operator() (ControlEvent* a, ControlEvent* b) {
+ return a->when < b->when;
+ }
+};
+
void
-ControlList::write_pass_finished (double when)
+ControlList::thin ()
{
- merge_nascent (when);
+ bool changed = false;
+
+ {
+ Glib::Threads::Mutex::Lock lm (_lock);
+
+ ControlEvent* prevprev = 0;
+ ControlEvent* cur = 0;
+ ControlEvent* prev = 0;
+ iterator pprev;
+ int counter = 0;
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 thin from %2 events\n", this, _events.size()));
+
+ for (iterator i = _events.begin(); i != _events.end(); ++i) {
+
+ cur = *i;
+ counter++;
+
+ if (counter > 2) {
+
+ /* compute the area of the triangle formed by 3 points
+ */
+
+ double area = fabs ((prevprev->when * (prev->value - cur->value)) +
+ (prev->when * (cur->value - prevprev->value)) +
+ (cur->when * (prevprev->value - prev->value)));
+
+ if (area < _thinning_factor) {
+ iterator tmp = pprev;
+
+ /* pprev will change to current
+ i is incremented to the next event
+ as we loop.
+ */
+
+ pprev = i;
+ _events.erase (tmp);
+ changed = true;
+ continue;
+ }
+ }
+
+ prevprev = prev;
+ prev = cur;
+ pprev = i;
+ }
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 thin => %2 events\n", this, _events.size()));
+
+ if (changed) {
+ unlocked_invalidate_insert_iterator ();
+ mark_dirty ();
+ }
+ }
+
+ if (changed) {
+ maybe_signal_changed ();
+ }
}
void
-ControlList::merge_nascent (double when)
+ControlList::fast_simple_add (double when, double value)
{
- {
- Glib::Mutex::Lock lm (_lock);
-
- if (nascent.empty()) {
- return;
- }
-
- for (list<NascentInfo*>::iterator n = nascent.begin(); n != nascent.end(); ++n) {
-
- NascentInfo* ninfo = *n;
- EventList& nascent_events (ninfo->events);
- bool need_adjacent_start_clamp;
- bool need_adjacent_end_clamp;
-
- if (nascent_events.empty()) {
- delete ninfo;
- continue;
- }
-
- if (ninfo->start_time < 0.0) {
- ninfo->start_time = nascent_events.front()->when;
- }
-
- if (ninfo->end_time < 0.0) {
- ninfo->end_time = when;
- }
-
- bool preexisting = !_events.empty();
-
- if (!preexisting) {
-
- _events = nascent_events;
-
- } else if (ninfo->end_time < _events.front()->when) {
-
- /* all points in nascent are before the first existing point */
-
- _events.insert (_events.begin(), nascent_events.begin(), nascent_events.end());
-
- } else if (ninfo->start_time > _events.back()->when) {
-
- /* all points in nascent are after the last existing point */
-
- _events.insert (_events.end(), nascent_events.begin(), nascent_events.end());
-
- } else {
-
- /* find the range that overaps with nascent events,
- and insert the contents of nascent events.
- */
-
- iterator i;
- iterator range_begin = _events.end();
- iterator range_end = _events.end();
- double end_value = unlocked_eval (ninfo->end_time);
- double start_value = unlocked_eval (ninfo->start_time - 1);
-
- need_adjacent_end_clamp = true;
- need_adjacent_start_clamp = true;
-
- for (i = _events.begin(); i != _events.end(); ++i) {
-
- if ((*i)->when == ninfo->start_time) {
- /* existing point at same time, remove it
- and the consider the next point instead.
- */
- i = _events.erase (i);
-
- if (i == _events.end()) {
- break;
- }
-
- if (range_begin == _events.end()) {
- range_begin = i;
- need_adjacent_start_clamp = false;
- } else {
- need_adjacent_end_clamp = false;
- }
-
- if ((*i)->when > ninfo->end_time) {
- range_end = i;
- break;
- }
-
- } else if ((*i)->when > ninfo->start_time) {
-
- if (range_begin == _events.end()) {
- range_begin = i;
- }
-
- if ((*i)->when > ninfo->end_time) {
- range_end = i;
- break;
- }
- }
- }
-
- assert (range_begin != _events.end());
-
- if (range_begin != _events.begin()) {
- /* clamp point before */
- if (need_adjacent_start_clamp) {
- _events.insert (range_begin, new ControlEvent (ninfo->start_time, start_value));
- }
- }
-
- _events.insert (range_begin, nascent_events.begin(), nascent_events.end());
-
- if (range_end != _events.end()) {
- /* clamp point after */
- if (need_adjacent_end_clamp) {
- _events.insert (range_begin, new ControlEvent (ninfo->end_time, end_value));
- }
- }
-
- _events.erase (range_begin, range_end);
- }
-
- delete ninfo;
- }
-
- nascent.clear ();
-
- if (writing()) {
- nascent.push_back (new NascentInfo (false));
- }
- }
-
- maybe_signal_changed ();
+ Glib::Threads::Mutex::Lock lm (_lock);
+ /* to be used only for loading pre-sorted data from saved state */
+ _events.insert (_events.end(), new ControlEvent (when, value));
+ assert(_events.back());
+
+ mark_dirty ();
}
void
-ControlList::rt_add (double when, double value)
+ControlList::invalidate_insert_iterator ()
{
- // this is for automation recording
-
- if (touch_enabled() && !touching()) {
- return;
- }
-
- //cerr << "RT: alist " << this << " add " << value << " @ " << when << endl;
-
- Glib::Mutex::Lock lm (_lock, Glib::TRY_LOCK);
-
- if (lm.locked()) {
- assert (!nascent.empty());
- if (!nascent.back()->events.empty()) {
- assert (when > nascent.back()->events.back()->when);
- }
- nascent.back()->events.push_back (new ControlEvent (when, value));
- }
+ Glib::Threads::Mutex::Lock lm (_lock);
+ unlocked_invalidate_insert_iterator ();
}
void
-ControlList::fast_simple_add (double when, double value)
+ControlList::unlocked_invalidate_insert_iterator ()
{
- /* to be used only for loading pre-sorted data from saved state */
- _events.insert (_events.end(), new ControlEvent (when, value));
- assert(_events.back());
+ most_recent_insert_iterator = _events.end();
+}
+
+void
+ControlList::start_write_pass (double when)
+{
+ Glib::Threads::Mutex::Lock lm (_lock);
+
+ new_write_pass = true;
+ did_write_during_pass = false;
+ insert_position = when;
+
+ /* leave the insert iterator invalid, so that we will do the lookup
+ of where it should be in a "lazy" way - deferring it until
+ we actually add the first point (which may never happen).
+ */
+
+ unlocked_invalidate_insert_iterator ();
+}
+
+void
+ControlList::write_pass_finished (double /*when*/)
+{
+ if (did_write_during_pass) {
+ thin ();
+ did_write_during_pass = false;
+ }
+ new_write_pass = true;
+ _in_write_pass = false;
+}
+
+void
+ControlList::set_in_write_pass (bool yn, bool add_point, double when)
+{
+ _in_write_pass = yn;
+
+ if (yn && add_point) {
+ add_guard_point (when);
+ }
+}
+
+void
+ControlList::add_guard_point (double when)
+{
+ ControlEvent cp (when, 0.0);
+ most_recent_insert_iterator = lower_bound (_events.begin(), _events.end(), &cp, time_comparator);
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 ADD GUARD POINT @ %2looked up insert iterator for new write pass\n", this, when));
+
+ double eval_value = unlocked_eval (insert_position);
+
+ if (most_recent_insert_iterator == _events.end()) {
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 insert iterator at end, adding eval-value there %2\n", this, eval_value));
+ _events.push_back (new ControlEvent (when, eval_value));
+ /* leave insert iterator at the end */
+
+ } else if ((*most_recent_insert_iterator)->when == when) {
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 insert iterator at existing point, setting eval-value there %2\n", this, eval_value));
+
+ /* most_recent_insert_iterator points to a control event
+ already at the insert position, so there is
+ nothing to do.
+
+ ... except ...
+
+ advance most_recent_insert_iterator so that the "real"
+ insert occurs in the right place, since it
+ points to the control event just inserted.
+ */
+
+ ++most_recent_insert_iterator;
+ } else {
+
+ /* insert a new control event at the right spot
+ */
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 insert eval-value %2 just before iterator @ %3\n",
+ this, eval_value, (*most_recent_insert_iterator)->when));
+
+ most_recent_insert_iterator = _events.insert (most_recent_insert_iterator, new ControlEvent (when, eval_value));
+
+ /* advance most_recent_insert_iterator so that the "real"
+ * insert occurs in the right place, since it
+ * points to the control event just inserted.
+ */
+
+ ++most_recent_insert_iterator;
+ }
+
+ /* don't do this again till the next write pass */
+
+ new_write_pass = false;
+}
+
+bool
+ControlList::in_write_pass () const
+{
+ return _in_write_pass;
}
void
ControlList::add (double when, double value)
{
- /* this is for making changes from some kind of user interface or
- control surface (GUI, MIDI, OSC etc)
- */
+ /* this is for making changes from some kind of user interface or
+ control surface (GUI, MIDI, OSC etc)
+ */
+
+ if (!clamp_value (when, value)) {
+ return;
+ }
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 add %2 at %3 w/erase = %4 at end ? %5\n",
+ this, value, when, _in_write_pass, (most_recent_insert_iterator == _events.end())));
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
ControlEvent cp (when, 0.0f);
- bool insert = true;
iterator insertion_point;
- for (insertion_point = lower_bound (_events.begin(), _events.end(), &cp, time_comparator); insertion_point != _events.end(); ++insertion_point) {
-
- /* only one point allowed per time point */
+ if (_events.empty()) {
+
+ /* as long as the point we're adding is not at zero,
+ * add an "anchor" point there.
+ */
- if ((*insertion_point)->when == when) {
- (*insertion_point)->value = value;
- insert = false;
- break;
+ if (when > 1) {
+ _events.insert (_events.end(), new ControlEvent (0, _default_value));
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added default value %2 at zero\n", this, _default_value));
}
+ }
- if ((*insertion_point)->when >= when) {
- break;
+ if (_in_write_pass && new_write_pass) {
+
+ add_guard_point (insert_position);
+ did_write_during_pass = true;
+
+ } else if (most_recent_insert_iterator == _events.end() || when > (*most_recent_insert_iterator)->when) {
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 %2 erase from existing iterator (@end ? %3)\n",
+ this, (_in_write_pass ? "DO" : "DON'T"),
+ (most_recent_insert_iterator == _events.end())));
+
+ if (_in_write_pass) {
+ while (most_recent_insert_iterator != _events.end()) {
+ if ((*most_recent_insert_iterator)->when < when) {
+ if (_in_write_pass) {
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 erase existing @ %2\n", this, (*most_recent_insert_iterator)));
+ delete *most_recent_insert_iterator;
+ most_recent_insert_iterator = _events.erase (most_recent_insert_iterator);
+ continue;
+ }
+ } else if ((*most_recent_insert_iterator)->when >= when) {
+ break;
+ }
+ ++most_recent_insert_iterator;
+ }
+
+ if (most_recent_insert_iterator != _events.end()) {
+ if ((*most_recent_insert_iterator)->when - when > 64) {
+ /* next control point is some
+ * distance from where our new
+ * point is going to go - add a
+ * new point to avoid changing
+ * the shape of the line too
+ * much. the insert iterator needs
+ * to point to the new control
+ * point so that our insert
+ * will happen correctly.
+ */
+ most_recent_insert_iterator = _events.insert (most_recent_insert_iterator,
+ new ControlEvent (when+1, (*most_recent_insert_iterator)->value));
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added post-erase guard point @ %2 = %3\n",
+ this, when+1,
+ (*most_recent_insert_iterator)->value));
+ }
+ }
+
+ } else {
+
+ /* not in a write pass: figure out the iterator we should insert in front of */
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("compute MRI for position %1\n", when));
+ ControlEvent cp (when, 0.0f);
+ most_recent_insert_iterator = lower_bound (_events.begin(), _events.end(), &cp, time_comparator);
}
+
+ } else {
+
+ /* not in a write pass, adding a point within existing
+ * data: figure out the iterator we should insert in
+ * front of
+ */
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("compute(b) MRI for position %1\n", when));
+ ControlEvent cp (when, 0.0f);
+ most_recent_insert_iterator = lower_bound (_events.begin(), _events.end(), &cp, time_comparator);
}
- if (insert) {
+ /* OK, now we're really ready to add a new point
+ */
- _events.insert (insertion_point, new ControlEvent (when, value));
+ if (most_recent_insert_iterator == _events.end()) {
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 appending new point at end\n", this));
+
+ bool done = false;
+
+ /* check if would just be adding to a straight line,
+ * and don't add another point if so
+ */
+
+ if (!_events.empty()) { // avoid O(N) _events.size() here
+ if (_events.back()->value == value) {
+ EventList::iterator b = _events.end();
+ --b; // final point, which we know exists
+ if (b != _events.begin()) { // step back again, but check first that it is legal
+ --b; // penultimate-point
+ if ((*b)->value == value) {
+ /* there are at least two points with the exact same value ...
+ * straight line - just move the final
+ * point to the new time
+ */
+ _events.back()->when = when;
+ done = true;
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("final value of %1 moved to %2\n", value, when));
+ }
+ }
+ }
+ }
+
+ if (!done) {
+ _events.push_back (new ControlEvent (when, value));
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("\tactually appended, size now %1\n", _events.size()));
+ }
+
+ if (!_in_write_pass) {
+ most_recent_insert_iterator = _events.end();
+ --most_recent_insert_iterator;
+ }
+
+ } else if ((*most_recent_insert_iterator)->when == when) {
+ if ((*most_recent_insert_iterator)->value != value) {
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 reset existing point to new value %2\n", this, value));
+
+ /* only one point allowed per time point, so just
+ * reset the value here.
+ */
+
+ (*most_recent_insert_iterator)->value = value;
+
+ /* if we modified the final value, then its as
+ * if we inserted a new point as far as the
+ * next addition, so make sure we know that.
+ */
+
+ if (_in_write_pass && _events.back()->when == when) {
+ most_recent_insert_iterator = _events.end();
+ }
+
+ } else {
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 same time %2, same value value %3\n", this, when, value));
+ }
+
+ } else {
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 insert new point at %2 at iterator at %3\n", this, when, (*most_recent_insert_iterator)->when));
+
+ bool done = false;
+
+ /* check if would just be adding to a straight line,
+ * and don't add another point if so
+ */
+
+ if (most_recent_insert_iterator != _events.begin()) {
+ EventList::iterator b = most_recent_insert_iterator;
+ --b; // prior point, which we know exists
+ if ((*b)->value == value) { // same value as the point we plan to insert
+ if (b != _events.begin()) { // step back again, which may not be possible
+ EventList::iterator bb = b;
+ --bb; // next-to-prior-point
+ if ((*bb)->value == value) {
+ /* straight line - just move the prior
+ * point to the new time
+ */
+ (*b)->when = when;
+
+ if (!_in_write_pass) {
+ most_recent_insert_iterator = b;
+ }
+
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("final value of %1 moved to %2\n", value, when));
+ done = true;
+ }
+ }
+ }
+ }
+
+ if (most_recent_insert_iterator != _events.end()) {
+ if ((*most_recent_insert_iterator)->when - when > 64) {
+ /* next control point is some
+ * distance from where our new
+ * point is going to go - add a
+ * new point to avoid changing
+ * the shape of the line too
+ * much. the insert iterator needs
+ * to point to the new control
+ * point so that our insert
+ * will happen correctly.
+ */
+ most_recent_insert_iterator = _events.insert (most_recent_insert_iterator,
+ new ControlEvent (when+1, (*most_recent_insert_iterator)->value));
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added insert-post-erase guard point @ %2 = %3\n",
+ this, when+1,
+ (*most_recent_insert_iterator)->value));
+ }
+ }
+
+ if (!done) {
+ EventList::iterator x = _events.insert (most_recent_insert_iterator, new ControlEvent (when, value));
+ DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 inserted new value before MRI, size now %2\n", this, _events.size()));
+
+ if (!_in_write_pass) {
+ most_recent_insert_iterator = x;
+ }
+ }
}
mark_dirty ();
ControlList::erase (iterator i)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
+ if (most_recent_insert_iterator == i) {
+ unlocked_invalidate_insert_iterator ();
+ }
_events.erase (i);
mark_dirty ();
}
ControlList::erase (iterator start, iterator end)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
_events.erase (start, end);
+ unlocked_invalidate_insert_iterator ();
mark_dirty ();
}
maybe_signal_changed ();
}
+/** Erase the first event which matches the given time and value */
void
-ControlList::reset_range (double start, double endt)
+ControlList::erase (double when, double value)
{
- bool reset = false;
-
{
- Glib::Mutex::Lock lm (_lock);
- ControlEvent cp (start, 0.0f);
- iterator s;
- iterator e;
+ Glib::Threads::Mutex::Lock lm (_lock);
- if ((s = lower_bound (_events.begin(), _events.end(), &cp, time_comparator)) != _events.end()) {
-
- cp.when = endt;
- e = upper_bound (_events.begin(), _events.end(), &cp, time_comparator);
+ iterator i = begin ();
+ while (i != end() && ((*i)->when != when || (*i)->value != value)) {
+ ++i;
+ }
- for (iterator i = s; i != e; ++i) {
- (*i)->value = _default_value;
+ if (i != end ()) {
+ _events.erase (i);
+ if (most_recent_insert_iterator == i) {
+ unlocked_invalidate_insert_iterator ();
}
-
- reset = true;
-
- mark_dirty ();
}
- }
- if (reset) {
- maybe_signal_changed ();
+ mark_dirty ();
}
+
+ maybe_signal_changed ();
}
void
bool erased = false;
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
erased = erase_range_internal (start, endt, _events);
if (erased) {
e = upper_bound (events.begin(), events.end(), &cp, time_comparator);
events.erase (s, e);
if (s != e) {
+ unlocked_invalidate_insert_iterator ();
erased = true;
}
}
ControlList::slide (iterator before, double distance)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
if (before == _events.end()) {
return;
++before;
}
- mark_dirty ();
+ mark_dirty ();
}
maybe_signal_changed ();
ControlList::shift (double pos, double frames)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
- for (iterator i = _events.begin(); i != _events.end(); ++i) {
+ for (iterator i = _events.begin(); i != _events.end(); ++i) {
if ((*i)->when >= pos) {
(*i)->when += frames;
}
*/
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
(*iter)->when = when;
(*iter)->value = val;
- if (isnan (val)) {
+ if (std::isnan (val)) {
abort ();
}
if (!_frozen) {
_events.sort (event_time_less_than);
+ unlocked_invalidate_insert_iterator ();
} else {
_sort_pending = true;
}
std::pair<ControlList::iterator,ControlList::iterator>
ControlList::control_points_adjacent (double xval)
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
iterator i;
ControlEvent cp (xval, 0.0f);
std::pair<iterator,iterator> ret;
return ret;
}
-void
-ControlList::set_max_xval (double x)
-{
- _max_xval = x;
-}
-
void
ControlList::freeze ()
{
}
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
if (_sort_pending) {
_events.sort (event_time_less_than);
+ unlocked_invalidate_insert_iterator ();
_sort_pending = false;
}
}
ControlList::truncate_end (double last_coordinate)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
ControlEvent cp (last_coordinate, 0);
ControlList::reverse_iterator i;
double last_val;
if (last_coordinate > _events.back()->when) {
/* extending end:
- */
+ */
iterator foo = _events.begin();
bool lessthantwo;
_events.back()->when = last_coordinate;
_events.back()->value = last_val;
}
-
+
+ unlocked_invalidate_insert_iterator ();
mark_dirty();
}
ControlList::truncate_start (double overall_length)
{
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
iterator i;
double first_legal_value;
double first_legal_coordinate;
_events.push_front (new ControlEvent (0, first_legal_value));
}
+ unlocked_invalidate_insert_iterator ();
mark_dirty();
}
ControlList::rt_safe_earliest_event (double start, double& x, double& y, bool inclusive) const
{
// FIXME: It would be nice if this was unnecessary..
- Glib::Mutex::Lock lm(_lock, Glib::TRY_LOCK);
+ Glib::Threads::Mutex::Lock lm(_lock, Glib::Threads::TRY_LOCK);
if (!lm.locked()) {
return false;
}
return false;
}
- /* No points in range */
+ /* No points in range */
} else {
return false;
}
const_iterator length_check_iter = _events.begin();
if (_events.empty()) { // 0 events
return false;
- } else if (_events.end() == ++length_check_iter) { // 1 event
+ } else if (_events.end() == ++length_check_iter) { // 1 event
return rt_safe_earliest_event_discrete_unlocked (start, x, y, inclusive);
- }
+ }
// Hack to avoid infinitely repeating the same event
build_search_cache_if_necessary (start);
}
next = *_search_cache.first;
- /* Step is before first */
+ /* Step is before first */
} else {
const_iterator prev = _search_cache.first;
--prev;
}
/*cerr << first->value << " @ " << first->when << " ... "
- << next->value << " @ " << next->when
- << " = " << y << " @ " << x << endl;*/
+ << next->value << " @ " << next->when
+ << " = " << y << " @ " << x << endl;*/
assert( (y >= first->value && y <= next->value)
- || (y <= first->value && y >= next->value) );
+ || (y <= first->value && y >= next->value) );
const bool past_start = (inclusive ? x >= start : x > start);
return false;
}
- /* No points in the future, so no steps (towards them) in the future */
+ /* No points in the future, so no steps (towards them) in the future */
} else {
return false;
}
{
boost::shared_ptr<ControlList> nal = create (_parameter);
iterator s, e;
- ControlEvent cp (start, 0.0);
+ ControlEvent cp (start, 0.0);
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
- /* first, determine s & e, two iterators that define the range of points
- affected by this operation
- */
+ /* first, determine s & e, two iterators that define the range of points
+ affected by this operation
+ */
if ((s = lower_bound (_events.begin(), _events.end(), &cp, time_comparator)) == _events.end()) {
return nal;
e = upper_bound (_events.begin(), _events.end(), &cp, time_comparator);
- /* if "start" isn't the location of an existing point,
- evaluate the curve to get a value for the start. Add a point to
- both the existing event list, and if its not a "clear" operation,
- to the copy ("nal") as well.
+ /* if "start" isn't the location of an existing point,
+ evaluate the curve to get a value for the start. Add a point to
+ both the existing event list, and if its not a "clear" operation,
+ to the copy ("nal") as well.
+
+ Note that the time positions of the points in each list are different
+ because we want the copy ("nal") to have a zero time reference.
+ */
+
- Note that the time positions of the points in each list are different
- because we want the copy ("nal") to have a zero time reference.
- */
+ /* before we begin any cut/clear operations, get the value of the curve
+ at "end".
+ */
-
- /* before we begin any cut/clear operations, get the value of the curve
- at "end".
- */
+ double end_value = unlocked_eval (end);
- double end_value = unlocked_eval (end);
+ if ((*s)->when != start) {
- if ((*s)->when != start) {
-
- double val = unlocked_eval (start);
+ double val = unlocked_eval (start);
if (op == 0) { // cut
if (start > _events.front()->when) {
_events.insert (s, (new ControlEvent (start, val)));
}
}
-
- if (op != 2) { // ! clear
- nal->_events.push_back (new ControlEvent (0, val));
- }
- }
+
+ if (op != 2) { // ! clear
+ nal->_events.push_back (new ControlEvent (0, val));
+ }
+ }
for (iterator x = s; x != e; ) {
/* adjust new points to be relative to start, which
has been set to zero.
*/
-
+
if (op != 2) {
nal->_events.push_back (new ControlEvent ((*x)->when - start, (*x)->value));
}
if (op != 1) {
x = _events.erase (x);
} else {
- ++x;
- }
+ ++x;
+ }
}
-
- if (e == _events.end() || (*e)->when != end) {
- /* only add a boundary point if there is a point after "end"
- */
+ if (e == _events.end() || (*e)->when != end) {
- if (op == 0 && (e != _events.end() && end < (*e)->when)) { // cut
- _events.insert (e, new ControlEvent (end, end_value));
- }
+ /* only add a boundary point if there is a point after "end"
+ */
- if (op != 2 && (e != _events.end() && end < (*e)->when)) { // cut/copy
- nal->_events.push_back (new ControlEvent (end - start, end_value));
- }
+ if (op == 0 && (e != _events.end() && end < (*e)->when)) { // cut
+ _events.insert (e, new ControlEvent (end, end_value));
+ }
+
+ if (op != 2 && (e != _events.end() && end < (*e)->when)) { // cut/copy
+ nal->_events.push_back (new ControlEvent (end - start, end_value));
+ }
}
- mark_dirty ();
+ unlocked_invalidate_insert_iterator ();
+ mark_dirty ();
}
- if (op != 1) {
- maybe_signal_changed ();
- }
+ if (op != 1) {
+ maybe_signal_changed ();
+ }
return nal;
}
}
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
iterator where;
iterator prev;
double end = 0;
}
}
+ unlocked_invalidate_insert_iterator ();
mark_dirty ();
}
typedef list< RangeMove<double> > RangeMoveList;
{
- Glib::Mutex::Lock lm (_lock);
+ Glib::Threads::Mutex::Lock lm (_lock);
/* a copy of the events list before we started moving stuff around */
EventList old_events = _events;
if (!_frozen) {
_events.sort (event_time_less_than);
+ unlocked_invalidate_insert_iterator ();
} else {
_sort_pending = true;
}
InterpolationChanged (s); /* EMIT SIGNAL */
}
+void
+ControlList::set_thinning_factor (double v)
+{
+ _thinning_factor = v;
+}
+
+bool
+ControlList::operator!= (ControlList const & other) const
+{
+ if (_events.size() != other._events.size()) {
+ return true;
+ }
+
+ EventList::const_iterator i = _events.begin ();
+ EventList::const_iterator j = other._events.begin ();
+
+ while (i != _events.end() && (*i)->when == (*j)->when && (*i)->value == (*j)->value) {
+ ++i;
+ ++j;
+ }
+
+ if (i != _events.end ()) {
+ return true;
+ }
+
+ return (
+ _parameter != other._parameter ||
+ _interpolation != other._interpolation ||
+ _min_yval != other._min_yval ||
+ _max_yval != other._max_yval ||
+ _default_value != other._default_value
+ );
+}
+
+void
+ControlList::dump (ostream& o)
+{
+ /* NOT LOCKED ... for debugging only */
+
+ for (EventList::iterator x = _events.begin(); x != _events.end(); ++x) {
+ o << (*x)->value << " @ " << (*x)->when << endl;
+ }
+}
+
} // namespace Evoral