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Fix curve saving, refined undo/redo

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This commit is contained in:
Marc Gilleron 2017-06-28 02:42:38 +02:00
parent 6fd4311c27
commit 6c1ab2098f
4 changed files with 97 additions and 63 deletions
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82
editor/plugins/curve_editor_plugin.cpp
View File

@ -133,7 +133,16 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
if (!mb.is_pressed() && _dragging && mb.get_button_index() == BUTTON_LEFT) {
_dragging = false;
if (_has_undo_data) {
push_undo(_undo_data);
UndoRedo &ur = *EditorNode::get_singleton()->get_undo_redo();
ur.create_action(_selected_tangent == TANGENT_NONE ? TTR("Modify Curve Point") : TTR("Modify Curve Tangent"));
ur.add_do_method(*_curve_ref, "_set_data", _curve_ref->get_data());
ur.add_undo_method(*_curve_ref, "_set_data", _undo_data);
// Note: this will trigger one more "changed" signal even if nothing changes,
// but it's ok since it would have fired every frame during the drag anyways
ur.commit_action();
_has_undo_data = false;
}
}
@ -152,7 +161,8 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
if (_selected_point != -1) {
if (!_has_undo_data) {
// Save curve state before dragging points
// Save full curve state before dragging points,
// because this operation can modify their order
_undo_data = curve.get_data();
_has_undo_data = true;
}
@ -175,8 +185,6 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
curve.set_point_value(_selected_point, point_pos.y);
//auto_calculate_tangents(i);
} else {
// Drag tangent
@ -275,7 +283,13 @@ void CurveEditor::on_preset_item_selected(int preset_id) {
break;
}
push_undo(previous_data);
UndoRedo &ur = *EditorNode::get_singleton()->get_undo_redo();
ur.create_action(TTR("Load Curve Preset"));
ur.add_do_method(&curve, "_set_data", curve.get_data());
ur.add_undo_method(&curve, "_set_data", previous_data);
ur.commit_action();
}
void CurveEditor::_curve_changed() {
@ -397,7 +411,8 @@ CurveEditor::TangentIndex CurveEditor::get_tangent_at(Vector2 pos) const {
void CurveEditor::add_point(Vector2 pos) {
ERR_FAIL_COND(_curve_ref.is_null());
Array prev_data = _curve_ref->get_data();
UndoRedo &ur = *EditorNode::get_singleton()->get_undo_redo();
ur.create_action(TTR("Remove Curve Point"));
Vector2 point_pos = get_world_pos(pos);
if (point_pos.y < 0.0)
@ -405,41 +420,64 @@ void CurveEditor::add_point(Vector2 pos) {
else if (point_pos.y > 1.0)
point_pos.y = 1.0;
_curve_ref->add_point(point_pos);
// Small trick to get the point index to feed the undo method
int i = _curve_ref->add_point(point_pos);
_curve_ref->remove_point(i);
push_undo(prev_data);
ur.add_do_method(*_curve_ref, "add_point", point_pos);
ur.add_undo_method(*_curve_ref, "remove_point", i);
ur.commit_action();
}
void CurveEditor::remove_point(int index) {
ERR_FAIL_COND(_curve_ref.is_null());
Array prev_data = _curve_ref->get_data();
UndoRedo &ur = *EditorNode::get_singleton()->get_undo_redo();
ur.create_action(TTR("Remove Curve Point"));
_curve_ref->remove_point(index);
Curve::Point p = _curve_ref->get_point(index);
ur.add_do_method(*_curve_ref, "remove_point", index);
ur.add_undo_method(*_curve_ref, "add_point", p.pos, p.left_tangent, p.right_tangent, p.left_mode, p.right_mode);
if (index == _selected_point)
set_selected_point(-1);
push_undo(prev_data);
ur.commit_action();
}
void CurveEditor::toggle_linear(TangentIndex tangent) {
ERR_FAIL_COND(_curve_ref.is_null());
Array prev_data = _curve_ref->get_data();
UndoRedo &ur = *EditorNode::get_singleton()->get_undo_redo();
ur.create_action(TTR("Toggle Curve Linear Tangent"));
if (tangent == TANGENT_NONE)
tangent = _selected_tangent;
if (tangent == TANGENT_LEFT) {
bool is_linear = _curve_ref->get_point_left_mode(_selected_point) == Curve::TANGENT_LINEAR;
_curve_ref->set_point_left_mode(_selected_point, is_linear ? Curve::TANGENT_FREE : Curve::TANGENT_LINEAR);
Curve::TangentMode prev_mode = _curve_ref->get_point_left_mode(_selected_point);
Curve::TangentMode mode = is_linear ? Curve::TANGENT_FREE : Curve::TANGENT_LINEAR;
ur.add_do_method(*_curve_ref, "set_point_left_mode", _selected_point, mode);
ur.add_undo_method(*_curve_ref, "set_point_left_mode", _selected_point, prev_mode);
} else {
bool is_linear = _curve_ref->get_point_right_mode(_selected_point) == Curve::TANGENT_LINEAR;
_curve_ref->set_point_right_mode(_selected_point, is_linear ? Curve::TANGENT_FREE : Curve::TANGENT_LINEAR);
Curve::TangentMode prev_mode = _curve_ref->get_point_right_mode(_selected_point);
Curve::TangentMode mode = is_linear ? Curve::TANGENT_FREE : Curve::TANGENT_LINEAR;
ur.add_do_method(*_curve_ref, "set_point_right_mode", _selected_point, mode);
ur.add_undo_method(*_curve_ref, "set_point_right_mode", _selected_point, prev_mode);
}
push_undo(prev_data);
ur.commit_action();
}
void CurveEditor::set_selected_point(int index) {
@ -456,20 +494,6 @@ void CurveEditor::set_hover_point_index(int index) {
}
}
void CurveEditor::push_undo(Array previous_curve_data) {
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ur->create_action(TTR("Modify Curve"));
ur->add_do_method(*_curve_ref, "_set_data", _curve_ref->get_data());
ur->add_undo_method(*_curve_ref, "_set_data", previous_curve_data);
// This boolean is to prevent commit_action from executing the do method,
// because at this point it's already done, there is no point in doing it twice
_curve_ref->_disable_set_data = true;
ur->commit_action();
_curve_ref->_disable_set_data = false;
}
void CurveEditor::update_view_transform() {
Vector2 control_size = get_size();
const real_t margin = 24;

2
editor/plugins/curve_editor_plugin.h
View File

@ -88,7 +88,6 @@ private:
void toggle_linear(TangentIndex tangent = TANGENT_NONE);
void set_selected_point(int index);
void set_hover_point_index(int index);
void push_undo(Array previous_curve_data);
void update_view_transform();
Vector2 get_tangent_view_pos(int i, TangentIndex tangent) const;
@ -108,7 +107,6 @@ private:
Array _undo_data;
bool _has_undo_data;
bool _undo_no_commit;
Vector2 _context_click_pos;
int _selected_point;

46
scene/resources/curve.cpp
View File

@ -387,12 +387,9 @@ Curve::Curve() {
_baked_cache_dirty = false;
_min_value = 0;
_max_value = 1;
#ifdef TOOLS_ENABLED
_disable_set_data = false;
#endif
}
int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent) {
int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent, TangentMode left_mode, TangentMode right_mode) {
// Add a point and preserve order
// Curve bounds is in 0..1
@ -404,7 +401,7 @@ int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent) {
int ret = -1;
if (_points.size() == 0) {
_points.push_back(Point(p_pos, left_tangent, right_tangent));
_points.push_back(Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));
ret = 0;
} else if (_points.size() == 1) {
@ -413,10 +410,10 @@ int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent) {
real_t diff = p_pos.x - _points[0].pos.x;
if (diff > 0) {
_points.push_back(Point(p_pos, left_tangent, right_tangent));
_points.push_back(Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));
ret = 1;
} else {
_points.insert(0, Point(p_pos, left_tangent, right_tangent));
_points.insert(0, Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));
ret = 0;
}
@ -435,16 +432,18 @@ int Curve::add_point(Vector2 p_pos, real_t left_tangent, real_t right_tangent) {
if (i == 0 && p_pos.x < _points[0].pos.x) {
// Insert before anything else
_points.insert(0, Point(p_pos, left_tangent, right_tangent));
_points.insert(0, Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));
ret = 0;
} else {
// Insert between i and i+1
++i;
_points.insert(i, Point(p_pos, left_tangent, right_tangent));
_points.insert(i, Point(p_pos, left_tangent, right_tangent, left_mode, right_mode));
ret = i;
}
}
update_auto_tangents(i);
mark_dirty();
return ret;
@ -593,6 +592,11 @@ Vector2 Curve::get_point_pos(int p_index) const {
return _points[p_index].pos;
}
Curve::Point Curve::get_point(int p_index) const {
ERR_FAIL_INDEX_V(p_index, _points.size(), Point());
return _points[p_index];
}
void Curve::update_auto_tangents(int i) {
Point &p = _points[i];
@ -699,33 +703,32 @@ void Curve::mark_dirty() {
Array Curve::get_data() const {
Array output;
output.resize(_points.size() * 3);
const unsigned int ELEMS = 5;
output.resize(_points.size() * ELEMS);
for (int j = 0; j < _points.size(); ++j) {
const Point p = _points[j];
int i = j * 3;
int i = j * ELEMS;
output[i] = p.pos;
output[i + 1] = p.left_tangent;
output[i + 2] = p.right_tangent;
output[i + 3] = p.left_mode;
output[i + 4] = p.right_mode;
}
return output;
}
void Curve::set_data(Array input) {
ERR_FAIL_COND(input.size() % 3 != 0);
#ifdef TOOLS_ENABLED
if (_disable_set_data)
return;
#endif
const unsigned int ELEMS = 5;
ERR_FAIL_COND(input.size() % ELEMS != 0);
_points.clear();
// Validate input
for (int i = 0; i < input.size(); i += 3) {
for (int i = 0; i < input.size(); i += ELEMS) {
ERR_FAIL_COND(input[i].get_type() != Variant::VECTOR2);
ERR_FAIL_COND(input[i + 1].get_type() != Variant::REAL);
ERR_FAIL_COND(input[i + 2].get_type() != Variant::REAL);
@ -739,12 +742,12 @@ void Curve::set_data(Array input) {
ERR_FAIL_COND(right_mode < 0 || right_mode >= TANGENT_MODE_COUNT);
}
_points.resize(input.size() / 3);
_points.resize(input.size() / ELEMS);
for (int j = 0; j < _points.size(); ++j) {
Point &p = _points[j];
int i = j * 3;
int i = j * ELEMS;
p.pos = input[i];
p.left_tangent = input[i + 1];
@ -822,7 +825,8 @@ real_t Curve::interpolate_baked(real_t offset) {
void Curve::_bind_methods() {
ClassDB::bind_method(D_METHOD("add_point", "pos", "left_tangent", "right_tangent"), &Curve::add_point, DEFVAL(0), DEFVAL(0));
ClassDB::bind_method(D_METHOD("add_point", "pos", "left_tangent", "right_tangent", "left_mode", "right_mode"),
&Curve::add_point, DEFVAL(0), DEFVAL(0), DEFVAL(TANGENT_FREE), DEFVAL(TANGENT_FREE));
ClassDB::bind_method(D_METHOD("remove_point", "index"), &Curve::remove_point);
ClassDB::bind_method(D_METHOD("clear_points"), &Curve::clear_points);
ClassDB::bind_method(D_METHOD("get_point_pos", "index"), &Curve::get_point_pos);

30
scene/resources/curve.h
View File

@ -91,10 +91,6 @@ public:
static const char *SIGNAL_RANGE_CHANGED;
#ifdef TOOLS_ENABLED
bool _disable_set_data;
#endif
enum TangentMode {
TANGENT_FREE = 0,
TANGENT_LINEAR,
@ -115,12 +111,17 @@ public:
right_mode = TANGENT_FREE;
}
Point(Vector2 p, real_t left = 0, real_t right = 0) {
pos = p;
left_tangent = left;
right_tangent = right;
left_mode = TANGENT_FREE;
right_mode = TANGENT_FREE;
Point(Vector2 p_pos,
real_t p_left = 0,
real_t p_right = 0,
TangentMode p_left_mode = TANGENT_FREE,
TangentMode p_right_mode = TANGENT_FREE) {
pos = p_pos;
left_tangent = p_left;
right_tangent = p_right;
left_mode = p_left_mode;
right_mode = p_right_mode;
}
};
@ -128,7 +129,12 @@ public:
int get_point_count() const { return _points.size(); }
int add_point(Vector2 p_pos, real_t left_tangent = 0, real_t right_tangent = 0);
int add_point(Vector2 p_pos,
real_t left_tangent = 0,
real_t right_tangent = 0,
TangentMode left_mode = TANGENT_FREE,
TangentMode right_mode = TANGENT_FREE);
void remove_point(int p_index);
void clear_points();
@ -138,6 +144,8 @@ public:
int set_point_offset(int p_index, float offset);
Vector2 get_point_pos(int p_index) const;
Point get_point(int p_index) const;
float get_min_value() const { return _min_value; }
void set_min_value(float p_min);