Curve features

- Ability to set tangents as linear
- Indicative min and max values
- CurveTexture doesn't need min and max anymore
This commit is contained in:
Marc Gilleron 2017-06-26 23:39:35 +02:00
parent b0516e0412
commit 69b8f61f25
7 changed files with 308 additions and 98 deletions

View file

@ -43,7 +43,6 @@ CurveEditor::CurveEditor() {
_tangents_length = 40;
_dragging = false;
_has_undo_data = false;
_world_rect = Rect2(0, 0, 1, 1);
set_focus_mode(FOCUS_ALL);
set_clip_contents(true);
@ -70,11 +69,15 @@ void CurveEditor::set_curve(Ref<Curve> curve) {
return;
if (_curve_ref.is_valid()) {
_curve_ref->disconnect("changed", this, "_curve_changed");
_curve_ref->disconnect(CoreStringNames::get_singleton()->changed, this, "_curve_changed");
_curve_ref->disconnect(Curve::SIGNAL_RANGE_CHANGED, this, "_curve_changed");
}
_curve_ref = curve;
if (_curve_ref.is_valid()) {
_curve_ref->connect("changed", this, "_curve_changed");
_curve_ref->connect(CoreStringNames::get_singleton()->changed, this, "_curve_changed");
_curve_ref->connect(Curve::SIGNAL_RANGE_CHANGED, this, "_curve_changed");
}
_selected_point = -1;
@ -144,11 +147,13 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
Vector2 mpos = mm.get_position();
if (_dragging && _curve_ref.is_valid()) {
Curve &curve = **_curve_ref;
if (_selected_point != -1) {
if (!_has_undo_data) {
// Save curve state before dragging points
_undo_data = _curve_ref->get_data();
_undo_data = curve.get_data();
_has_undo_data = true;
}
@ -157,26 +162,25 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
Vector2 point_pos = get_world_pos(mpos);
int i = _curve_ref->set_point_offset(_selected_point, point_pos.x);
int i = curve.set_point_offset(_selected_point, point_pos.x);
// The index may change if the point is dragged across another one
set_hover_point_index(i);
set_selected_point(i);
// TODO Get rid of this clamp if zoom is implemented in this editor.
// This is to prevent the user from loosing a point out of view.
if (point_pos.y < 0.0)
point_pos.y = 0.0;
else if (point_pos.y > 1.0)
point_pos.y = 1.0;
if (point_pos.y < curve.get_min_value())
point_pos.y = curve.get_min_value();
else if (point_pos.y > curve.get_max_value())
point_pos.y = curve.get_max_value();
_curve_ref->set_point_value(_selected_point, point_pos.y);
curve.set_point_value(_selected_point, point_pos.y);
//auto_calculate_tangents(i);
} else {
// Drag tangent
Vector2 point_pos = _curve_ref->get_point_pos(_selected_point);
Vector2 point_pos = curve.get_point_pos(_selected_point);
Vector2 control_pos = get_world_pos(mpos);
Vector2 dir = (control_pos - point_pos).normalized();
@ -190,13 +194,17 @@ void CurveEditor::on_gui_input(const Ref<InputEvent> &p_event) {
bool link = !Input::get_singleton()->is_key_pressed(KEY_SHIFT);
if (_selected_tangent == TANGENT_LEFT) {
_curve_ref->set_point_left_tangent(_selected_point, tangent);
if (link && _selected_point != _curve_ref->get_point_count() - 1)
_curve_ref->set_point_right_tangent(_selected_point, tangent);
curve.set_point_left_tangent(_selected_point, tangent);
// Note: if a tangent is set to linear, it shouldn't be linked to the other
if (link && _selected_point != curve.get_point_count() - 1 && !curve.get_point_right_mode(_selected_point) != Curve::TANGENT_FREE)
curve.set_point_right_tangent(_selected_point, tangent);
} else {
_curve_ref->set_point_right_tangent(_selected_point, tangent);
if (link && _selected_point != 0)
_curve_ref->set_point_left_tangent(_selected_point, tangent);
curve.set_point_right_tangent(_selected_point, tangent);
if (link && _selected_point != 0 && !curve.get_point_left_mode(_selected_point) != Curve::TANGENT_FREE)
curve.set_point_left_tangent(_selected_point, tangent);
}
}
}
@ -230,25 +238,31 @@ void CurveEditor::on_preset_item_selected(int preset_id) {
case PRESET_FLAT0:
curve.add_point(Vector2(0, 0));
curve.add_point(Vector2(1, 0));
curve.set_point_right_mode(0, Curve::TANGENT_LINEAR);
curve.set_point_left_mode(1, Curve::TANGENT_LINEAR);
break;
case PRESET_FLAT1:
curve.add_point(Vector2(0, 1));
curve.add_point(Vector2(1, 1));
curve.set_point_right_mode(0, Curve::TANGENT_LINEAR);
curve.set_point_left_mode(1, Curve::TANGENT_LINEAR);
break;
case PRESET_LINEAR:
curve.add_point(Vector2(0, 0), 0, 1);
curve.add_point(Vector2(1, 1), 1, 0);
curve.add_point(Vector2(0, 0));
curve.add_point(Vector2(1, 1));
curve.set_point_right_mode(0, Curve::TANGENT_LINEAR);
curve.set_point_left_mode(1, Curve::TANGENT_LINEAR);
break;
case PRESET_EASE_IN:
curve.add_point(Vector2(0, 0));
curve.add_point(Vector2(1, 1), 1.4, 0);
curve.add_point(Vector2(1, 1), (curve.get_max_value() - curve.get_min_value()) * 1.4, 0);
break;
case PRESET_EASE_OUT:
curve.add_point(Vector2(0, 0), 0, 1.4);
curve.add_point(Vector2(0, 0), 0, (curve.get_max_value() - curve.get_min_value()) * 1.4);
curve.add_point(Vector2(1, 1));
break;
@ -281,6 +295,18 @@ void CurveEditor::on_context_menu_item_selected(int action_id) {
case CONTEXT_REMOVE_POINT:
remove_point(_selected_point);
break;
case CONTEXT_LINEAR:
toggle_linear();
break;
case CONTEXT_LEFT_LINEAR:
toggle_linear(TANGENT_LEFT);
break;
case CONTEXT_RIGHT_LINEAR:
toggle_linear(TANGENT_RIGHT);
break;
}
}
@ -291,9 +317,37 @@ void CurveEditor::open_context_menu(Vector2 pos) {
if (_curve_ref.is_valid()) {
_context_menu->add_item(TTR("Add point"), CONTEXT_ADD_POINT);
if (_selected_point >= 0) {
_context_menu->add_item(TTR("Remove point"), CONTEXT_REMOVE_POINT);
if (_selected_tangent != TANGENT_NONE) {
_context_menu->add_separator();
_context_menu->add_check_item(TTR("Linear"), CONTEXT_LINEAR);
bool is_linear = _selected_tangent == TANGENT_LEFT ?
_curve_ref->get_point_left_mode(_selected_point) == Curve::TANGENT_LINEAR :
_curve_ref->get_point_right_mode(_selected_point) == Curve::TANGENT_LINEAR;
_context_menu->set_item_checked(CONTEXT_LINEAR, is_linear);
} else {
_context_menu->add_separator();
if (_selected_point > 0) {
_context_menu->add_check_item(TTR("Left linear"), CONTEXT_LEFT_LINEAR);
_context_menu->set_item_checked(CONTEXT_LEFT_LINEAR,
_curve_ref->get_point_left_mode(_selected_point) == Curve::TANGENT_LINEAR);
}
if (_selected_point + 1 < _curve_ref->get_point_count()) {
_context_menu->add_check_item(TTR("Right linear"), CONTEXT_RIGHT_LINEAR);
_context_menu->set_item_checked(CONTEXT_RIGHT_LINEAR,
_curve_ref->get_point_right_mode(_selected_point) == Curve::TANGENT_LINEAR);
}
}
}
_context_menu->add_separator();
}
@ -319,7 +373,7 @@ int CurveEditor::get_point_at(Vector2 pos) const {
return -1;
}
int CurveEditor::get_tangent_at(Vector2 pos) const {
CurveEditor::TangentIndex CurveEditor::get_tangent_at(Vector2 pos) const {
if (_curve_ref.is_null() || _selected_point < 0)
return TANGENT_NONE;
@ -369,6 +423,25 @@ void CurveEditor::remove_point(int index) {
push_undo(prev_data);
}
void CurveEditor::toggle_linear(TangentIndex tangent) {
ERR_FAIL_COND(_curve_ref.is_null());
Array prev_data = _curve_ref->get_data();
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);
} 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);
}
push_undo(prev_data);
}
void CurveEditor::set_selected_point(int index) {
if (index != _selected_point) {
_selected_point = index;
@ -401,14 +474,23 @@ void CurveEditor::update_view_transform() {
Vector2 control_size = get_size();
const real_t margin = 24;
_world_rect = Rect2(Curve::MIN_X, 0, Curve::MAX_X, 1);
float min_y = 0;
float max_y = 1;
if (_curve_ref.is_valid()) {
min_y = _curve_ref->get_min_value();
max_y = _curve_ref->get_max_value();
}
Rect2 world_rect = Rect2(Curve::MIN_X, min_y, Curve::MAX_X, max_y - min_y);
Vector2 wm = Vector2(margin, margin) / control_size;
_world_rect.position -= wm;
_world_rect.size += 2.0 * wm;
wm.y *= (max_y - min_y);
world_rect.position -= wm;
world_rect.size += 2.0 * wm;
_world_to_view = Transform2D();
_world_to_view.translate(-_world_rect.position - Vector2(0, _world_rect.size.y));
_world_to_view.scale(Vector2(control_size.x, -control_size.y) / _world_rect.size);
_world_to_view.translate(-world_rect.position - Vector2(0, world_rect.size.y));
_world_to_view.scale(Vector2(control_size.x, -control_size.y) / world_rect.size);
}
Vector2 CurveEditor::get_tangent_view_pos(int i, TangentIndex tangent) const {
@ -509,17 +591,18 @@ void CurveEditor::_draw() {
const Color grid_color0(0, 0, 0, 0.5);
const Color grid_color1(0, 0, 0, 0.15);
draw_line(Vector2(min_edge.x, 0), Vector2(max_edge.x, 0), grid_color0);
draw_line(Vector2(min_edge.x, curve.get_min_value()), Vector2(max_edge.x, curve.get_min_value()), grid_color0);
draw_line(Vector2(max_edge.x, curve.get_max_value()), Vector2(min_edge.x, curve.get_max_value()), grid_color0);
draw_line(Vector2(0, min_edge.y), Vector2(0, max_edge.y), grid_color0);
draw_line(Vector2(1, max_edge.y), Vector2(1, min_edge.y), grid_color0);
draw_line(Vector2(max_edge.x, 1), Vector2(min_edge.x, 1), grid_color0);
const Vector2 grid_step(0.25, 0.5);
float curve_height = (curve.get_max_value() - curve.get_min_value());
const Vector2 grid_step(0.25, 0.5 * curve_height);
for (real_t x = 0; x < 1.0; x += grid_step.x) {
draw_line(Vector2(x, min_edge.y), Vector2(x, max_edge.y), grid_color1);
}
for (real_t y = 0; y < 1.0; y += grid_step.y) {
for (real_t y = curve.get_min_value(); y < curve.get_max_value(); y += grid_step.y) {
draw_line(Vector2(min_edge.x, y), Vector2(max_edge.x, y), grid_color1);
}
@ -528,17 +611,30 @@ void CurveEditor::_draw() {
draw_set_transform_matrix(Transform2D());
Ref<Font> font = get_font("font", "Label");
float font_height = font->get_height();
const Color text_color(1, 1, 1, 0.3);
draw_string(font, get_view_pos(Vector2(0, 0)), "0.0", text_color);
{
// X axis
float y = curve.get_min_value();
Vector2 off(0, font_height - 1);
draw_string(font, get_view_pos(Vector2(0, y)) + off, "0.0", text_color);
draw_string(font, get_view_pos(Vector2(0.25, y)) + off, "0.25", text_color);
draw_string(font, get_view_pos(Vector2(0.5, y)) + off, "0.5", text_color);
draw_string(font, get_view_pos(Vector2(0.75, y)) + off, "0.75", text_color);
draw_string(font, get_view_pos(Vector2(1, y)) + off, "1.0", text_color);
}
draw_string(font, get_view_pos(Vector2(0.25, 0)), "0.25", text_color);
draw_string(font, get_view_pos(Vector2(0.5, 0)), "0.5", text_color);
draw_string(font, get_view_pos(Vector2(0.75, 0)), "0.75", text_color);
draw_string(font, get_view_pos(Vector2(1, 0)), "1.0", text_color);
draw_string(font, get_view_pos(Vector2(0, 0.5)), "0.5", text_color);
draw_string(font, get_view_pos(Vector2(0, 1)), "1.0", text_color);
{
// Y axis
float m0 = curve.get_min_value();
float m1 = 0.5 * (curve.get_min_value() + curve.get_max_value());
float m2 = curve.get_max_value();
Vector2 off(1, -1);
draw_string(font, get_view_pos(Vector2(0, m0)) + off, String::num(m0, 2), text_color);
draw_string(font, get_view_pos(Vector2(0, m1)) + off, String::num(m1, 2), text_color);
draw_string(font, get_view_pos(Vector2(0, m2)) + off, String::num(m2, 3), text_color);
}
// Draw tangents for current point
@ -611,6 +707,12 @@ void CurveEditor::_draw() {
Vector2 pos = curve.get_point_pos(_hover_point);
stroke_rect(Rect2(get_view_pos(pos), Vector2(1, 1)).grow(_hover_radius), hover_color);
}
// Help text
if (_selected_point > 0 && _selected_point + 1 < curve.get_point_count()) {
draw_string(font, Vector2(50, font_height), TTR("Hold Shift to edit tangents individually"), text_color);
}
}
// TODO That should be part of the drawing API...

View file

@ -57,7 +57,10 @@ public:
enum ContextAction {
CONTEXT_ADD_POINT = 0,
CONTEXT_REMOVE_POINT
CONTEXT_REMOVE_POINT,
CONTEXT_LINEAR,
CONTEXT_LEFT_LINEAR,
CONTEXT_RIGHT_LINEAR
};
enum TangentIndex {
@ -79,9 +82,10 @@ private:
void open_context_menu(Vector2 pos);
int get_point_at(Vector2 pos) const;
int get_tangent_at(Vector2 pos) const;
TangentIndex get_tangent_at(Vector2 pos) const;
void add_point(Vector2 pos);
void remove_point(int index);
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);
@ -96,7 +100,6 @@ private:
void stroke_rect(Rect2 rect, Color color);
private:
Rect2 _world_rect;
Transform2D _world_to_view;
Ref<Curve> _curve_ref;
@ -110,7 +113,7 @@ private:
Vector2 _context_click_pos;
int _selected_point;
int _hover_point;
int _selected_tangent;
TangentIndex _selected_tangent;
bool _dragging;
// Constant

View file

@ -1052,16 +1052,11 @@ float ParticlesMaterial::get_param_randomness(Parameter p_param) const {
static void _adjust_curve_range(const Ref<Texture> &p_texture, float p_min, float p_max) {
Ref<CurveTexture> curve = p_texture;
if (!curve.is_valid())
Ref<CurveTexture> curve_tex = p_texture;
if (!curve_tex.is_valid())
return;
if (curve->get_max() == 1.0) {
curve->set_max(p_max);
}
if (curve->get_min() == 0.0) {
curve->set_min(p_min);
}
curve_tex->ensure_default_setup(p_min, p_max);
}
void ParticlesMaterial::set_param_texture(Parameter p_param, const Ref<Texture> &p_texture) {

View file

@ -380,9 +380,13 @@ Curve2D::Curve2D()
#endif
const char *Curve::SIGNAL_RANGE_CHANGED = "range_changed";
Curve::Curve() {
_bake_resolution = 100;
_baked_cache_dirty = false;
_min_value = 0;
_max_value = 1;
#ifdef TOOLS_ENABLED
_disable_set_data = false;
#endif
@ -496,12 +500,38 @@ void Curve::clean_dupes() {
void Curve::set_point_left_tangent(int i, real_t tangent) {
ERR_FAIL_INDEX(i, _points.size());
_points[i].left_tangent = tangent;
_points[i].left_mode = TANGENT_FREE;
mark_dirty();
}
void Curve::set_point_right_tangent(int i, real_t tangent) {
ERR_FAIL_INDEX(i, _points.size());
_points[i].right_tangent = tangent;
_points[i].right_mode = TANGENT_FREE;
mark_dirty();
}
void Curve::set_point_left_mode(int i, TangentMode p_mode) {
ERR_FAIL_INDEX(i, _points.size());
_points[i].left_mode = p_mode;
if (i > 0) {
if (p_mode == TANGENT_LINEAR) {
Vector2 v = (_points[i - 1].pos - _points[i].pos).normalized();
_points[i].left_tangent = v.y / v.x;
}
}
mark_dirty();
}
void Curve::set_point_right_mode(int i, TangentMode p_mode) {
ERR_FAIL_INDEX(i, _points.size());
_points[i].right_mode = p_mode;
if (i + 1 < _points.size()) {
if (p_mode == TANGENT_LINEAR) {
Vector2 v = (_points[i + 1].pos - _points[i].pos).normalized();
_points[i].right_tangent = v.y / v.x;
}
}
mark_dirty();
}
@ -515,6 +545,16 @@ real_t Curve::get_point_right_tangent(int i) const {
return _points[i].right_tangent;
}
Curve::TangentMode Curve::get_point_left_mode(int i) const {
ERR_FAIL_INDEX_V(i, _points.size(), TANGENT_FREE);
return _points[i].left_mode;
}
Curve::TangentMode Curve::get_point_right_mode(int i) const {
ERR_FAIL_INDEX_V(i, _points.size(), TANGENT_FREE);
return _points[i].right_mode;
}
void Curve::remove_point(int p_index) {
ERR_FAIL_INDEX(p_index, _points.size());
_points.remove(p_index);
@ -529,6 +569,7 @@ void Curve::clear_points() {
void Curve::set_point_value(int p_index, real_t pos) {
ERR_FAIL_INDEX(p_index, _points.size());
_points[p_index].pos.y = pos;
update_auto_tangents(p_index);
mark_dirty();
}
@ -539,6 +580,11 @@ int Curve::set_point_offset(int p_index, float offset) {
int i = add_point(Vector2(offset, p.pos.y));
_points[i].left_tangent = p.left_tangent;
_points[i].right_tangent = p.right_tangent;
_points[i].left_mode = p.left_mode;
_points[i].right_mode = p.right_mode;
if (p_index != i)
update_auto_tangents(p_index);
update_auto_tangents(i);
return i;
}
@ -547,6 +593,53 @@ Vector2 Curve::get_point_pos(int p_index) const {
return _points[p_index].pos;
}
void Curve::update_auto_tangents(int i) {
Point &p = _points[i];
if (i > 0) {
if (p.left_mode == TANGENT_LINEAR) {
Vector2 v = (_points[i - 1].pos - p.pos).normalized();
p.left_tangent = v.y / v.x;
}
if (_points[i - 1].right_mode == TANGENT_LINEAR) {
Vector2 v = (_points[i - 1].pos - p.pos).normalized();
_points[i - 1].right_tangent = v.y / v.x;
}
}
if (i + 1 < _points.size()) {
if (p.right_mode == TANGENT_LINEAR && i + 1 < _points.size()) {
Vector2 v = (_points[i + 1].pos - p.pos).normalized();
p.right_tangent = v.y / v.x;
}
if (_points[i + 1].left_mode == TANGENT_LINEAR) {
Vector2 v = (_points[i + 1].pos - p.pos).normalized();
_points[i + 1].left_tangent = v.y / v.x;
}
}
}
#define MIN_Y_RANGE 0.01
void Curve::set_min_value(float p_min) {
if (p_min > _max_value - MIN_Y_RANGE)
_min_value = _max_value - MIN_Y_RANGE;
else
_min_value = p_min;
// Note: min and max are indicative values,
// it's still possible that existing points are out of range at this point.
emit_signal(SIGNAL_RANGE_CHANGED);
}
void Curve::set_max_value(float p_max) {
if (p_max < _min_value + MIN_Y_RANGE)
_max_value = _min_value + MIN_Y_RANGE;
else
_max_value = p_max;
emit_signal(SIGNAL_RANGE_CHANGED);
}
real_t Curve::interpolate(real_t offset) const {
if (_points.size() == 0)
return 0;
@ -636,6 +729,14 @@ void Curve::set_data(Array input) {
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);
ERR_FAIL_COND(input[i + 3].get_type() != Variant::INT);
int left_mode = input[i + 3];
ERR_FAIL_COND(left_mode < 0 || left_mode >= TANGENT_MODE_COUNT);
ERR_FAIL_COND(input[i + 4].get_type() != Variant::INT);
int right_mode = input[i + 4];
ERR_FAIL_COND(right_mode < 0 || right_mode >= TANGENT_MODE_COUNT);
}
_points.resize(input.size() / 3);
@ -648,6 +749,11 @@ void Curve::set_data(Array input) {
p.pos = input[i];
p.left_tangent = input[i + 1];
p.right_tangent = input[i + 2];
// TODO For some reason the compiler won't convert from Variant to enum
int left_mode = input[i + 3];
int right_mode = input[i + 4];
p.left_mode = (TangentMode)left_mode;
p.right_mode = (TangentMode)right_mode;
}
mark_dirty();
@ -726,8 +832,16 @@ void Curve::_bind_methods() {
ClassDB::bind_method(D_METHOD("interpolate_baked", "offset"), &Curve::interpolate_baked);
ClassDB::bind_method(D_METHOD("get_point_left_tangent", "index"), &Curve::get_point_left_tangent);
ClassDB::bind_method(D_METHOD("get_point_right_tangent", "index"), &Curve::get_point_left_tangent);
ClassDB::bind_method(D_METHOD("get_point_left_mode", "index"), &Curve::get_point_left_mode);
ClassDB::bind_method(D_METHOD("get_point_right_mode", "index"), &Curve::get_point_left_mode);
ClassDB::bind_method(D_METHOD("set_point_left_tangent", "index", "tangent"), &Curve::set_point_left_tangent);
ClassDB::bind_method(D_METHOD("set_point_right_tangent", "index", "tangent"), &Curve::set_point_left_tangent);
ClassDB::bind_method(D_METHOD("set_point_left_mode", "index", "mode"), &Curve::set_point_left_mode);
ClassDB::bind_method(D_METHOD("set_point_right_mode", "index", "mode"), &Curve::set_point_left_mode);
ClassDB::bind_method(D_METHOD("get_min_value"), &Curve::get_min_value);
ClassDB::bind_method(D_METHOD("set_min_value", "min"), &Curve::set_min_value);
ClassDB::bind_method(D_METHOD("get_max_value"), &Curve::get_max_value);
ClassDB::bind_method(D_METHOD("set_max_value", "max"), &Curve::set_max_value);
ClassDB::bind_method(D_METHOD("clean_dupes"), &Curve::clean_dupes);
ClassDB::bind_method(D_METHOD("bake"), &Curve::bake);
ClassDB::bind_method(D_METHOD("get_bake_resolution"), &Curve::get_bake_resolution);
@ -735,8 +849,12 @@ void Curve::_bind_methods() {
ClassDB::bind_method(D_METHOD("_get_data"), &Curve::get_data);
ClassDB::bind_method(D_METHOD("_set_data", "data"), &Curve::set_data);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "min_value", PROPERTY_HINT_RANGE, "-1024,1024,0.01"), "set_min_value", "get_min_value");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "max_value", PROPERTY_HINT_RANGE, "-1024,1024,0.01"), "set_max_value", "get_max_value");
ADD_PROPERTY(PropertyInfo(Variant::INT, "bake_resolution", PROPERTY_HINT_RANGE, "1,1000,1"), "set_bake_resolution", "get_bake_resolution");
ADD_PROPERTY(PropertyInfo(Variant::INT, "_data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "_set_data", "_get_data");
ADD_SIGNAL(MethodInfo(SIGNAL_RANGE_CHANGED));
}
int Curve2D::get_point_count() const {

View file

@ -89,24 +89,38 @@ public:
static const int MIN_X = 0.f;
static const int MAX_X = 1.f;
static const char *SIGNAL_RANGE_CHANGED;
#ifdef TOOLS_ENABLED
bool _disable_set_data;
#endif
enum TangentMode {
TANGENT_FREE = 0,
TANGENT_LINEAR,
TANGENT_MODE_COUNT
};
struct Point {
Vector2 pos;
real_t left_tangent;
real_t right_tangent;
TangentMode left_mode;
TangentMode right_mode;
Point() {
left_tangent = 0;
right_tangent = 0;
left_mode = TANGENT_FREE;
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;
}
};
@ -124,6 +138,12 @@ public:
int set_point_offset(int p_index, float offset);
Vector2 get_point_pos(int p_index) const;
float get_min_value() const { return _min_value; }
void set_min_value(float p_min);
float get_max_value() const { return _max_value; }
void set_max_value(float p_max);
real_t interpolate(real_t offset) const;
real_t interpolate_local_nocheck(int index, real_t local_offset) const;
@ -131,8 +151,15 @@ public:
void set_point_left_tangent(int i, real_t tangent);
void set_point_right_tangent(int i, real_t tangent);
void set_point_left_mode(int i, TangentMode p_mode);
void set_point_right_mode(int i, TangentMode p_mode);
real_t get_point_left_tangent(int i) const;
real_t get_point_right_tangent(int i) const;
TangentMode get_point_left_mode(int i) const;
TangentMode get_point_right_mode(int i) const;
void update_auto_tangents(int i);
Array get_data() const;
void set_data(Array input);
@ -152,8 +179,12 @@ private:
bool _baked_cache_dirty;
Vector<real_t> _baked_cache;
int _bake_resolution;
float _min_value;
float _max_value;
};
VARIANT_ENUM_CAST(Curve::TangentMode)
class Curve2D : public Resource {
GDCLASS(Curve2D, Resource);

View file

@ -1370,12 +1370,6 @@ CubeMap::~CubeMap() {
void CurveTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_max", "max"), &CurveTexture::set_max);
ClassDB::bind_method(D_METHOD("get_max"), &CurveTexture::get_max);
ClassDB::bind_method(D_METHOD("set_min", "min"), &CurveTexture::set_min);
ClassDB::bind_method(D_METHOD("get_min"), &CurveTexture::get_min);
ClassDB::bind_method(D_METHOD("set_width", "width"), &CurveTexture::set_width);
ClassDB::bind_method(D_METHOD("set_curve", "curve:Curve"), &CurveTexture::set_curve);
@ -1383,52 +1377,31 @@ void CurveTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("_update"), &CurveTexture::_update);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "min", PROPERTY_HINT_RANGE, "-1024,1024"), "set_min", "get_min");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "max", PROPERTY_HINT_RANGE, "-1024,1024"), "set_max", "get_max");
ADD_PROPERTY(PropertyInfo(Variant::INT, "width", PROPERTY_HINT_RANGE, "32,4096"), "set_width", "get_width");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_curve", "get_curve");
}
void CurveTexture::set_max(float p_max) {
_max = p_max;
emit_changed();
}
float CurveTexture::get_max() const {
return _max;
}
void CurveTexture::set_min(float p_min) {
_min = p_min;
emit_changed();
}
float CurveTexture::get_min() const {
return _min;
}
void CurveTexture::set_width(int p_width) {
ERR_FAIL_COND(p_width < 32 || p_width > 4096);
_width = p_width;
_update();
}
int CurveTexture::get_width() const {
return _width;
}
void CurveTexture::ensure_default_setup() {
void CurveTexture::ensure_default_setup(float p_min, float p_max) {
if (_curve.is_null()) {
Ref<Curve> curve = Ref<Curve>(memnew(Curve));
curve->add_point(Vector2(0, 1));
curve->add_point(Vector2(1, 1));
curve->set_min_value(p_min);
curve->set_max_value(p_max);
set_curve(curve);
}
if (get_min() == 0 && get_max() == 1) {
set_max(32);
// Min and max is 0..1 by default
}
}
@ -1457,11 +1430,9 @@ void CurveTexture::_update() {
if (_curve.is_valid()) {
Curve &curve = **_curve;
float height = _max - _min;
for (int i = 0; i < _width; ++i) {
float t = i / static_cast<float>(_width);
float v = curve.interpolate_baked(t);
wd[i] = CLAMP(_min + v * height, _min, _max);
wd[i] = curve.interpolate_baked(t);
}
} else {
@ -1490,9 +1461,6 @@ RID CurveTexture::get_rid() const {
}
CurveTexture::CurveTexture() {
_max = 1;
_min = 0;
_width = 2048;
_texture = VS::get_singleton()->texture_create();
}

View file

@ -403,7 +403,6 @@ class CurveTexture : public Texture {
private:
RID _texture;
Ref<Curve> _curve;
float _min, _max;
int _width;
void _update();
@ -412,16 +411,10 @@ protected:
static void _bind_methods();
public:
void set_max(float p_max);
float get_max() const;
void set_min(float p_min);
float get_min() const;
void set_width(int p_width);
int get_width() const;
void ensure_default_setup();
void ensure_default_setup(float p_min=0, float p_max=1);
void set_curve(Ref<Curve> p_curve);
Ref<Curve> get_curve() const;