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-rw-r--r--scene/gui/gradient_edit.cpp100
-rw-r--r--scene/gui/gradient_edit.h7
2 files changed, 46 insertions, 61 deletions
diff --git a/scene/gui/gradient_edit.cpp b/scene/gui/gradient_edit.cpp
index 5d024d3be7..e5b23d8006 100644
--- a/scene/gui/gradient_edit.cpp
+++ b/scene/gui/gradient_edit.cpp
@@ -39,6 +39,10 @@ GradientEdit::GradientEdit() {
picker = memnew(ColorPicker);
popup->add_child(picker);
+ gradient_cache.instantiate();
+ preview_texture.instantiate();
+
+ preview_texture->set_width(1024);
add_child(popup, false, INTERNAL_MODE_FRONT);
}
@@ -47,7 +51,7 @@ int GradientEdit::_get_point_from_pos(int x) {
int total_w = get_size().width - get_size().height - draw_spacing;
float min_distance = 1e20;
for (int i = 0; i < points.size(); i++) {
- //Check if we clicked at point
+ // Check if we clicked at point.
float distance = ABS(x - points[i].offset * total_w);
float min = (draw_point_width / 2 * 1.7); //make it easier to grab
if (distance <= min && distance < min_distance) {
@@ -94,14 +98,14 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
}
Ref<InputEventMouseButton> mb = p_event;
- //Show color picker on double click.
+ // Show color picker on double click.
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_double_click() && mb->is_pressed()) {
grabbed = _get_point_from_pos(mb->get_position().x);
_show_color_picker();
accept_event();
}
- //Delete point on right click
+ // Delete point on right click.
if (mb.is_valid() && mb->get_button_index() == 2 && mb->is_pressed()) {
grabbed = _get_point_from_pos(mb->get_position().x);
if (grabbed != -1) {
@@ -114,20 +118,20 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
}
}
- //Hold alt key to duplicate selected color
+ // Hold alt key to duplicate selected color.
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed() && mb->is_alt_pressed()) {
int x = mb->get_position().x;
grabbed = _get_point_from_pos(x);
if (grabbed != -1) {
int total_w = get_size().width - get_size().height - draw_spacing;
- Gradient::Point newPoint = points[grabbed];
- newPoint.offset = CLAMP(x / float(total_w), 0, 1);
+ Gradient::Point new_point = points[grabbed];
+ new_point.offset = CLAMP(x / float(total_w), 0, 1);
- points.push_back(newPoint);
+ points.push_back(new_point);
points.sort();
for (int i = 0; i < points.size(); ++i) {
- if (points[i].offset == newPoint.offset) {
+ if (points[i].offset == new_point.offset) {
grabbed = i;
break;
}
@@ -138,7 +142,7 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
}
}
- //select
+ // Select.
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
update();
int x = mb->get_position().x;
@@ -158,16 +162,16 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
return;
}
- //insert
- Gradient::Point newPoint;
- newPoint.offset = CLAMP(x / float(total_w), 0, 1);
+ // Insert point.
+ Gradient::Point new_point;
+ new_point.offset = CLAMP(x / float(total_w), 0, 1);
Gradient::Point prev;
Gradient::Point next;
int pos = -1;
for (int i = 0; i < points.size(); i++) {
- if (points[i].offset < newPoint.offset) {
+ if (points[i].offset < new_point.offset) {
pos = i;
}
}
@@ -191,12 +195,12 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
prev = points[pos];
}
- newPoint.color = prev.color.lerp(next.color, (newPoint.offset - prev.offset) / (next.offset - prev.offset));
+ new_point.color = prev.color.lerp(next.color, (new_point.offset - prev.offset) / (next.offset - prev.offset));
- points.push_back(newPoint);
+ points.push_back(new_point);
points.sort();
for (int i = 0; i < points.size(); i++) {
- if (points[i].offset == newPoint.offset) {
+ if (points[i].offset == new_point.offset) {
grabbed = i;
break;
}
@@ -223,7 +227,7 @@ void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
float newofs = CLAMP(x / float(total_w), 0, 1);
// Snap to "round" coordinates if holding Ctrl.
- // Be more precise if holding Shift as well
+ // Be more precise if holding Shift as well.
if (mm->is_ctrl_pressed()) {
newofs = Math::snapped(newofs, mm->is_shift_pressed() ? 0.025 : 0.1);
} else if (mm->is_shift_pressed()) {
@@ -299,57 +303,22 @@ void GradientEdit::_notification(int p_what) {
int h = get_size().y;
if (w == 0 || h == 0) {
- return; //Safety check. We have division by 'h'. And in any case there is nothing to draw with such size
+ return; // Safety check. We have division by 'h'. And in any case there is nothing to draw with such size.
}
int total_w = get_size().width - get_size().height - draw_spacing;
- //Draw checker pattern for ramp
+ // Draw checker pattern for ramp.
draw_texture_rect(get_theme_icon(SNAME("GuiMiniCheckerboard"), SNAME("EditorIcons")), Rect2(0, 0, total_w, h), true);
- //Draw color ramp
- Gradient::Point prev;
- prev.offset = 0;
- if (points.size() == 0) {
- prev.color = Color(0, 0, 0); //Draw black rectangle if we have no points
- } else {
- prev.color = points[0].color; //Extend color of first point to the beginning.
- }
+ // Draw color ramp.
- for (int i = -1; i < points.size(); i++) {
- Gradient::Point next;
- //If there is no next point
- if (i + 1 == points.size()) {
- if (points.size() == 0) {
- next.color = Color(0, 0, 0); //Draw black rectangle if we have no points
- } else {
- next.color = points[i].color; //Extend color of last point to the end.
- }
- next.offset = 1;
- } else {
- next = points[i + 1];
- }
+ gradient_cache->set_points(points);
+ gradient_cache->set_interpolation_mode(interpolation_mode);
+ preview_texture->set_gradient(gradient_cache);
+ draw_texture_rect(preview_texture, Rect2(0, 0, total_w, h));
- if (prev.offset == next.offset) {
- prev = next;
- continue;
- }
-
- Vector<Vector2> points;
- Vector<Color> colors;
- points.push_back(Vector2(prev.offset * total_w, h));
- points.push_back(Vector2(prev.offset * total_w, 0));
- points.push_back(Vector2(next.offset * total_w, 0));
- points.push_back(Vector2(next.offset * total_w, h));
- colors.push_back(prev.color);
- colors.push_back(prev.color);
- colors.push_back(next.color);
- colors.push_back(next.color);
- draw_primitive(points, colors, Vector<Point2>());
- prev = next;
- }
-
- //Draw point markers
+ // Draw point markers.
for (int i = 0; i < points.size(); i++) {
Color col = points[i].color.inverted();
col.a = 0.9;
@@ -383,7 +352,7 @@ void GradientEdit::_notification(int p_what) {
draw_line(Vector2(total_w + draw_spacing, h), Vector2(total_w + draw_spacing + h, 0), Color(1, 1, 1, 0.6));
}
- //Draw borders around color ramp if in focus
+ // Draw borders around color ramp if in focus.
if (has_focus()) {
draw_line(Vector2(-1, -1), Vector2(total_w + 1, -1), Color(1, 1, 1, 0.6));
draw_line(Vector2(total_w + 1, -1), Vector2(total_w + 1, h + 1), Color(1, 1, 1, 0.6));
@@ -448,12 +417,21 @@ void GradientEdit::set_points(Vector<Gradient::Point> &p_points) {
}
points.clear();
points = p_points;
+ points.sort();
}
Vector<Gradient::Point> &GradientEdit::get_points() {
return points;
}
+void GradientEdit::set_interpolation_mode(Gradient::InterpolationMode p_interp_mode) {
+ interpolation_mode = p_interp_mode;
+}
+
+Gradient::InterpolationMode GradientEdit::get_interpolation_mode() {
+ return interpolation_mode;
+}
+
void GradientEdit::_bind_methods() {
ADD_SIGNAL(MethodInfo("ramp_changed"));
}
diff --git a/scene/gui/gradient_edit.h b/scene/gui/gradient_edit.h
index f3a39daaf6..66b60d87c7 100644
--- a/scene/gui/gradient_edit.h
+++ b/scene/gui/gradient_edit.h
@@ -45,6 +45,10 @@ class GradientEdit : public Control {
bool grabbing = false;
int grabbed = -1;
Vector<Gradient::Point> points;
+ Gradient::InterpolationMode interpolation_mode = Gradient::GRADIENT_INTERPOLATE_LINEAR;
+
+ Ref<Gradient> gradient_cache;
+ Ref<GradientTexture1D> preview_texture;
// Make sure to use the scaled value below.
const int BASE_SPACING = 3;
@@ -69,6 +73,9 @@ public:
Vector<Color> get_colors() const;
void set_points(Vector<Gradient::Point> &p_points);
Vector<Gradient::Point> &get_points();
+ void set_interpolation_mode(Gradient::InterpolationMode p_interp_mode);
+ Gradient::InterpolationMode get_interpolation_mode();
+
virtual Size2 get_minimum_size() const override;
GradientEdit();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 13:02:37 +0000