GradientTexture now uses a Gradient

- Added gradient property
- Deleted duplicate code
This commit is contained in:
Marc Gilleron 2017-06-24 21:28:22 +02:00
parent 78468906ab
commit 2bb1638b0a
7 changed files with 36 additions and 842 deletions

View file

@ -77,7 +77,6 @@
#include "plugins/curve_editor_plugin.h"
#include "plugins/gi_probe_editor_plugin.h"
#include "plugins/gradient_editor_plugin.h"
#include "plugins/gradient_texture_editor_plugin.h"
#include "plugins/item_list_editor_plugin.h"
#include "plugins/light_occluder_2d_editor_plugin.h"
#include "plugins/line_2d_editor_plugin.h"
@ -6112,7 +6111,6 @@ EditorNode::EditorNode() {
add_editor_plugin(memnew(LightOccluder2DEditorPlugin(this)));
add_editor_plugin(memnew(NavigationPolygonEditorPlugin(this)));
add_editor_plugin(memnew(GradientEditorPlugin(this)));
add_editor_plugin(memnew(GradientTextureEditorPlugin(this)));
add_editor_plugin(memnew(CollisionShape2DEditorPlugin(this)));
add_editor_plugin(memnew(CurveEditorPlugin(this)));
add_editor_plugin(memnew(TextureEditorPlugin(this)));

View file

@ -91,8 +91,7 @@ void GradientEditorPlugin::_ramp_changed() {
}
}
void GradientEditorPlugin::_undo_redo_gradient(const Vector<float> &offsets,
const Vector<Color> &colors) {
void GradientEditorPlugin::_undo_redo_gradient(const Vector<float> &offsets, const Vector<Color> &colors) {
gradient_ref->set_offsets(offsets);
gradient_ref->set_colors(colors);

View file

@ -38,7 +38,6 @@ class GradientEditorPlugin : public EditorPlugin {
GDCLASS(GradientEditorPlugin, EditorPlugin);
bool _2d;
Ref<Gradient> gradient_ref;
GradientEdit *ramp_editor;
EditorNode *editor;

View file

@ -1,539 +0,0 @@
/*************************************************************************/
/* gradient_texture_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "gradient_texture_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "os/keyboard.h"
#include "scene/resources/default_theme/theme_data.h"
#include "spatial_editor_plugin.h"
#define POINT_WIDTH 8
GradientTextureEdit::GradientTextureEdit() {
grabbed = -1;
grabbing = false;
set_focus_mode(FOCUS_ALL);
popup = memnew(PopupPanel);
picker = memnew(ColorPicker);
popup->add_child(picker);
add_child(popup);
checker = Ref<ImageTexture>(memnew(ImageTexture));
Ref<Image> checker_bg = memnew(Image(checker_bg_png));
checker->create_from_image(checker_bg, ImageTexture::FLAG_REPEAT);
}
int GradientTextureEdit::_get_point_from_pos(int x) {
int result = -1;
int total_w = get_size().width - get_size().height - 3;
for (int i = 0; i < points.size(); i++) {
//Check if we clicked at point
if (ABS(x - points[i].offset * total_w + 1) < (POINT_WIDTH / 2 + 1)) {
result = i;
}
}
return result;
}
void GradientTextureEdit::_show_color_picker() {
if (grabbed == -1)
return;
Size2 ms = Size2(350, picker->get_combined_minimum_size().height + 10);
picker->set_pick_color(points[grabbed].color);
popup->set_position(get_global_position() - Vector2(ms.width - get_size().width, ms.height));
popup->set_size(ms);
popup->popup();
}
GradientTextureEdit::~GradientTextureEdit() {
}
void GradientTextureEdit::_gui_input(const Ref<InputEvent> &p_event) {
Ref<InputEventKey> k = p_event;
if (k.is_valid() && k->is_pressed() && k->get_scancode() == KEY_DELETE && grabbed != -1) {
points.remove(grabbed);
grabbed = -1;
grabbing = false;
update();
emit_signal("ramp_changed");
accept_event();
}
Ref<InputEventMouseButton> mb = p_event;
//Show color picker on double click.
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_doubleclick() && mb->is_pressed()) {
grabbed = _get_point_from_pos(mb->get_position().x);
_show_color_picker();
accept_event();
}
//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) {
points.remove(grabbed);
grabbed = -1;
grabbing = false;
update();
emit_signal("ramp_changed");
accept_event();
}
}
//Hold alt key to duplicate selected color
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed() && mb->get_alt()) {
int x = mb->get_position().x;
grabbed = _get_point_from_pos(x);
if (grabbed != -1) {
int total_w = get_size().width - get_size().height - 3;
GradientTexture::Point newPoint = points[grabbed];
newPoint.offset = CLAMP(x / float(total_w), 0, 1);
points.push_back(newPoint);
points.sort();
for (int i = 0; i < points.size(); ++i) {
if (points[i].offset == newPoint.offset) {
grabbed = i;
break;
}
}
emit_signal("ramp_changed");
update();
}
}
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
update();
int x = mb->get_position().x;
int total_w = get_size().width - get_size().height - 3;
//Check if color selector was clicked.
if (x > total_w + 3) {
_show_color_picker();
return;
}
grabbing = true;
grabbed = _get_point_from_pos(x);
//grab or select
if (grabbed != -1) {
return;
}
//insert
GradientTexture::Point newPoint;
newPoint.offset = CLAMP(x / float(total_w), 0, 1);
GradientTexture::Point prev;
GradientTexture::Point next;
int pos = -1;
for (int i = 0; i < points.size(); i++) {
if (points[i].offset < newPoint.offset)
pos = i;
}
if (pos == -1) {
prev.color = Color(0, 0, 0);
prev.offset = 0;
if (points.size()) {
next = points[0];
} else {
next.color = Color(1, 1, 1);
next.offset = 1.0;
}
} else {
if (pos == points.size() - 1) {
next.color = Color(1, 1, 1);
next.offset = 1.0;
} else {
next = points[pos + 1];
}
prev = points[pos];
}
newPoint.color = prev.color.linear_interpolate(next.color, (newPoint.offset - prev.offset) / (next.offset - prev.offset));
points.push_back(newPoint);
points.sort();
for (int i = 0; i < points.size(); i++) {
if (points[i].offset == newPoint.offset) {
grabbed = i;
break;
}
}
emit_signal("ramp_changed");
}
if (mb.is_valid() && mb->get_button_index() == 1 && !mb->is_pressed()) {
if (grabbing) {
grabbing = false;
emit_signal("ramp_changed");
}
update();
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid() && grabbing) {
int total_w = get_size().width - get_size().height - 3;
int x = mm->get_position().x;
float newofs = CLAMP(x / float(total_w), 0, 1);
//Snap to nearest point if holding shift
if (mm->get_shift()) {
float snap_treshhold = 0.03;
float smallest_ofs = snap_treshhold;
bool founded = false;
int nearest_point;
for (int i = 0; i < points.size(); ++i) {
if (i != grabbed) {
float temp_ofs = ABS(points[i].offset - newofs);
if (temp_ofs < smallest_ofs) {
smallest_ofs = temp_ofs;
nearest_point = i;
if (founded)
break;
founded = true;
}
}
}
if (founded) {
if (points[nearest_point].offset < newofs)
newofs = points[nearest_point].offset + 0.00001;
else
newofs = points[nearest_point].offset - 0.00001;
newofs = CLAMP(newofs, 0, 1);
}
}
bool valid = true;
for (int i = 0; i < points.size(); i++) {
if (points[i].offset == newofs && i != grabbed) {
valid = false;
}
}
if (!valid)
return;
points[grabbed].offset = newofs;
points.sort();
for (int i = 0; i < points.size(); i++) {
if (points[i].offset == newofs) {
grabbed = i;
break;
}
}
emit_signal("ramp_changed");
update();
}
}
void GradientTextureEdit::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
if (!picker->is_connected("color_changed", this, "_color_changed")) {
picker->connect("color_changed", this, "_color_changed");
}
}
if (p_what == NOTIFICATION_DRAW) {
int w = get_size().x;
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
int total_w = get_size().width - get_size().height - 3;
//Draw checker pattern for ramp
_draw_checker(0, 0, total_w, h);
//Draw color ramp
GradientTexture::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.
for (int i = -1; i < points.size(); i++) {
GradientTexture::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];
}
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
for (int i = 0; i < points.size(); i++) {
Color col = i == grabbed ? Color(1, 0.0, 0.0, 0.9) : points[i].color.contrasted();
col.a = 0.9;
draw_line(Vector2(points[i].offset * total_w, 0), Vector2(points[i].offset * total_w, h / 2), col);
draw_rect(Rect2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2, POINT_WIDTH, h / 2), Color(0.6, 0.6, 0.6, i == grabbed ? 0.9 : 0.4));
draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h - 1), col);
draw_line(Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h - 1), col);
draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h / 2), col);
draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h - 1), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h - 1), col);
}
//Draw "button" for color selector
_draw_checker(total_w + 3, 0, h, h);
if (grabbed != -1) {
//Draw with selection color
draw_rect(Rect2(total_w + 3, 0, h, h), points[grabbed].color);
} else {
//if no color selected draw grey color with 'X' on top.
draw_rect(Rect2(total_w + 3, 0, h, h), Color(0.5, 0.5, 0.5, 1));
draw_line(Vector2(total_w + 3, 0), Vector2(total_w + 3 + h, h), Color(1, 1, 1, 0.6));
draw_line(Vector2(total_w + 3, h), Vector2(total_w + 3 + h, 0), Color(1, 1, 1, 0.6));
}
//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));
draw_line(Vector2(total_w + 1, h + 1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
draw_line(Vector2(-1, -1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
}
}
}
void GradientTextureEdit::_draw_checker(int x, int y, int w, int h) {
//Draw it with polygon to insert UVs for scale
Vector<Vector2> backPoints;
backPoints.push_back(Vector2(x, y));
backPoints.push_back(Vector2(x, y + h));
backPoints.push_back(Vector2(x + w, y + h));
backPoints.push_back(Vector2(x + w, y));
Vector<Color> colorPoints;
colorPoints.push_back(Color(1, 1, 1, 1));
colorPoints.push_back(Color(1, 1, 1, 1));
colorPoints.push_back(Color(1, 1, 1, 1));
colorPoints.push_back(Color(1, 1, 1, 1));
Vector<Vector2> uvPoints;
//Draw checker pattern pixel-perfect and scale it by 2.
uvPoints.push_back(Vector2(x, y));
uvPoints.push_back(Vector2(x, y + h * .5f / checker->get_height()));
uvPoints.push_back(Vector2(x + w * .5f / checker->get_width(), y + h * .5f / checker->get_height()));
uvPoints.push_back(Vector2(x + w * .5f / checker->get_width(), y));
draw_polygon(backPoints, colorPoints, uvPoints, checker);
}
Size2 GradientTextureEdit::get_minimum_size() const {
return Vector2(0, 16);
}
void GradientTextureEdit::_color_changed(const Color &p_color) {
if (grabbed == -1)
return;
points[grabbed].color = p_color;
update();
emit_signal("ramp_changed");
}
void GradientTextureEdit::set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors) {
ERR_FAIL_COND(p_offsets.size() != p_colors.size());
points.clear();
for (int i = 0; i < p_offsets.size(); i++) {
GradientTexture::Point p;
p.offset = p_offsets[i];
p.color = p_colors[i];
points.push_back(p);
}
points.sort();
update();
}
Vector<float> GradientTextureEdit::get_offsets() const {
Vector<float> ret;
for (int i = 0; i < points.size(); i++)
ret.push_back(points[i].offset);
return ret;
}
Vector<Color> GradientTextureEdit::get_colors() const {
Vector<Color> ret;
for (int i = 0; i < points.size(); i++)
ret.push_back(points[i].color);
return ret;
}
void GradientTextureEdit::set_points(Vector<GradientTexture::Point> &p_points) {
if (points.size() != p_points.size())
grabbed = -1;
points.clear();
points = p_points;
}
Vector<GradientTexture::Point> &GradientTextureEdit::get_points() {
return points;
}
void GradientTextureEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("_gui_input"), &GradientTextureEdit::_gui_input);
ClassDB::bind_method(D_METHOD("_color_changed"), &GradientTextureEdit::_color_changed);
ADD_SIGNAL(MethodInfo("ramp_changed"));
}
GradientTextureEditorPlugin::GradientTextureEditorPlugin(EditorNode *p_node) {
editor = p_node;
ramp_editor = memnew(GradientTextureEdit);
gradient_button = editor->add_bottom_panel_item("GradientTexture", ramp_editor);
gradient_button->hide();
ramp_editor->set_custom_minimum_size(Size2(100, 100 * EDSCALE));
ramp_editor->hide();
ramp_editor->connect("ramp_changed", this, "ramp_changed");
}
void GradientTextureEditorPlugin::edit(Object *p_object) {
GradientTexture *gradient_texture = p_object->cast_to<GradientTexture>();
if (!gradient_texture)
return;
gradient_texture_ref = Ref<GradientTexture>(gradient_texture);
ramp_editor->set_points(gradient_texture_ref->get_points());
}
bool GradientTextureEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("GradientTexture");
}
void GradientTextureEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
gradient_button->show();
editor->make_bottom_panel_item_visible(ramp_editor);
} else {
gradient_button->hide();
if (ramp_editor->is_visible_in_tree())
editor->hide_bottom_panel();
}
}
void GradientTextureEditorPlugin::_ramp_changed() {
if (gradient_texture_ref.is_valid()) {
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
//Not sure if I should convert this data to PoolVector
Vector<float> new_offsets = ramp_editor->get_offsets();
Vector<Color> new_colors = ramp_editor->get_colors();
Vector<float> old_offsets = gradient_texture_ref->get_offsets();
Vector<Color> old_colors = gradient_texture_ref->get_colors();
if (old_offsets.size() != new_offsets.size())
ur->create_action(TTR("Add/Remove Color Ramp Point"));
else
ur->create_action(TTR("Modify Color Ramp"), UndoRedo::MERGE_ENDS);
ur->add_do_method(this, "undo_redo_gradient_texture", new_offsets, new_colors);
ur->add_undo_method(this, "undo_redo_gradient_texture", old_offsets, old_colors);
ur->commit_action();
//gradient_texture_ref->set_points(ramp_editor->get_points());
}
}
void GradientTextureEditorPlugin::_undo_redo_gradient_texture(const Vector<float> &offsets,
const Vector<Color> &colors) {
gradient_texture_ref->set_offsets(offsets);
gradient_texture_ref->set_colors(colors);
ramp_editor->set_points(gradient_texture_ref->get_points());
ramp_editor->update();
}
GradientTextureEditorPlugin::~GradientTextureEditorPlugin() {
}
void GradientTextureEditorPlugin::_bind_methods() {
ClassDB::bind_method(D_METHOD("ramp_changed"), &GradientTextureEditorPlugin::_ramp_changed);
ClassDB::bind_method(D_METHOD("undo_redo_gradient_texture", "offsets", "colors"), &GradientTextureEditorPlugin::_undo_redo_gradient_texture);
}

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@ -1,98 +0,0 @@
/*************************************************************************/
/* gradient_texture_editor_plugin.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef GRADIENT_TEXTURE_EDITOR_PLUGIN_H
#define GRADIENT_TEXTURE_EDITOR_PLUGIN_H
#include "editor/editor_node.h"
#include "editor/editor_plugin.h"
#include "scene/resources/texture.h"
class GradientTextureEdit : public Control {
GDCLASS(GradientTextureEdit, Control);
PopupPanel *popup;
ColorPicker *picker;
Ref<ImageTexture> checker;
bool grabbing;
int grabbed;
Vector<GradientTexture::Point> points;
void _draw_checker(int x, int y, int w, int h);
void _color_changed(const Color &p_color);
int _get_point_from_pos(int x);
void _show_color_picker();
protected:
void _gui_input(const Ref<InputEvent> &p_event);
void _notification(int p_what);
static void _bind_methods();
public:
void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors);
Vector<float> get_offsets() const;
Vector<Color> get_colors() const;
void set_points(Vector<GradientTexture::Point> &p_points);
Vector<GradientTexture::Point> &get_points();
virtual Size2 get_minimum_size() const;
GradientTextureEdit();
virtual ~GradientTextureEdit();
};
class GradientTextureEditorPlugin : public EditorPlugin {
GDCLASS(GradientTextureEditorPlugin, EditorPlugin);
bool _2d;
Ref<GradientTexture> gradient_texture_ref;
GradientTextureEdit *ramp_editor;
EditorNode *editor;
ToolButton *gradient_button;
protected:
static void _bind_methods();
void _ramp_changed();
void _undo_redo_gradient_texture(const Vector<float> &offsets, const Vector<Color> &colors);
public:
virtual String get_name() const { return "GradientTexture"; }
bool has_main_screen() const { return false; }
virtual void edit(Object *p_node);
virtual bool handles(Object *p_node) const;
virtual void make_visible(bool p_visible);
GradientTextureEditorPlugin(EditorNode *p_node);
~GradientTextureEditorPlugin();
};
#endif // GRADIENT_TEXTURE_EDITOR_PLUGIN_H

View file

@ -1508,13 +1508,6 @@ CurveTexture::~CurveTexture() {
#define COLOR_RAMP_SET_COLORS "set_colors"
GradientTexture::GradientTexture() {
//Set initial color ramp transition from black to white
points.resize(2);
points[0].color = Color(0, 0, 0, 1);
points[0].offset = 0;
points[1].color = Color(1, 1, 1, 1);
points[1].offset = 1;
is_sorted = true;
update_pending = false;
width = 2048;
@ -1528,32 +1521,33 @@ GradientTexture::~GradientTexture() {
void GradientTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("add_point", "offset", "color"), &GradientTexture::add_point);
ClassDB::bind_method(D_METHOD("remove_point", "offset", "color"), &GradientTexture::remove_point);
ClassDB::bind_method(D_METHOD("set_offset", "point", "offset"), &GradientTexture::set_offset);
ClassDB::bind_method(D_METHOD("get_offset", "point"), &GradientTexture::get_offset);
ClassDB::bind_method(D_METHOD("set_color", "point", "color"), &GradientTexture::set_color);
ClassDB::bind_method(D_METHOD("get_color", "point"), &GradientTexture::get_color);
ClassDB::bind_method(D_METHOD("set_gradient", "gradient:Gradient"), &GradientTexture::set_gradient);
ClassDB::bind_method(D_METHOD("get_gradient:Gradient"), &GradientTexture::get_gradient);
ClassDB::bind_method(D_METHOD("set_width", "width"), &GradientTexture::set_width);
ClassDB::bind_method(D_METHOD("interpolate", "offset"), &GradientTexture::get_color_at_offset);
ClassDB::bind_method(D_METHOD("get_point_count"), &GradientTexture::get_points_count);
ClassDB::bind_method(D_METHOD("_update"), &GradientTexture::_update);
ClassDB::bind_method(D_METHOD(COLOR_RAMP_SET_OFFSETS, "offsets"), &GradientTexture::set_offsets);
ClassDB::bind_method(D_METHOD(COLOR_RAMP_GET_OFFSETS), &GradientTexture::get_offsets);
ClassDB::bind_method(D_METHOD(COLOR_RAMP_SET_COLORS, "colors"), &GradientTexture::set_colors);
ClassDB::bind_method(D_METHOD(COLOR_RAMP_GET_COLORS), &GradientTexture::get_colors);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "gradient", PROPERTY_HINT_RESOURCE_TYPE, "Gradient"), "set_gradient", "get_gradient");
ADD_PROPERTY(PropertyInfo(Variant::INT, "width"), "set_width", "get_width");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "offsets"), COLOR_RAMP_SET_OFFSETS, COLOR_RAMP_GET_OFFSETS);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "colors"), COLOR_RAMP_SET_COLORS, COLOR_RAMP_GET_COLORS);
}
void GradientTexture::set_gradient(Ref<Gradient> p_gradient) {
if (p_gradient == gradient)
return;
if (gradient.is_valid()) {
gradient->disconnect(CoreStringNames::get_singleton()->changed, this, "_update");
}
gradient = p_gradient;
if (gradient.is_valid()) {
gradient->connect(CoreStringNames::get_singleton()->changed, this, "_update");
}
_update();
emit_changed();
}
Ref<Gradient> GradientTexture::get_gradient() const {
return gradient;
}
void GradientTexture::_queue_update() {
@ -1566,16 +1560,22 @@ void GradientTexture::_queue_update() {
void GradientTexture::_update() {
if (gradient.is_null())
return;
update_pending = false;
PoolVector<uint8_t> data;
data.resize(width * 4);
{
PoolVector<uint8_t>::Write wd8 = data.write();
for (int i = 0; i < width; i++) {
float ofs = float(i) / (width - 1);
Gradient &g = **gradient;
for (int i = 0; i < width; i++) {
float ofs = float(i) / (width - 1);
Color color = g.get_color_at_offset(ofs);
Color color = get_color_at_offset(ofs);
wd8[i * 4 + 0] = uint8_t(CLAMP(color.r * 255.0, 0, 255));
wd8[i * 4 + 1] = uint8_t(CLAMP(color.g * 255.0, 0, 255));
wd8[i * 4 + 2] = uint8_t(CLAMP(color.b * 255.0, 0, 255));
@ -1601,112 +1601,6 @@ int GradientTexture::get_width() const {
return width;
}
Vector<float> GradientTexture::get_offsets() const {
Vector<float> offsets;
offsets.resize(points.size());
for (int i = 0; i < points.size(); i++) {
offsets[i] = points[i].offset;
}
return offsets;
}
Vector<Color> GradientTexture::get_colors() const {
Vector<Color> colors;
colors.resize(points.size());
for (int i = 0; i < points.size(); i++) {
colors[i] = points[i].color;
}
return colors;
}
void GradientTexture::set_offsets(const Vector<float> &p_offsets) {
points.resize(p_offsets.size());
for (int i = 0; i < points.size(); i++) {
points[i].offset = p_offsets[i];
}
is_sorted = false;
emit_changed();
_queue_update();
}
void GradientTexture::set_colors(const Vector<Color> &p_colors) {
if (points.size() < p_colors.size())
is_sorted = false;
points.resize(p_colors.size());
for (int i = 0; i < points.size(); i++) {
points[i].color = p_colors[i];
}
emit_changed();
_queue_update();
}
Vector<GradientTexture::Point> &GradientTexture::get_points() {
return points;
}
void GradientTexture::add_point(float p_offset, const Color &p_color) {
Point p;
p.offset = p_offset;
p.color = p_color;
is_sorted = false;
points.push_back(p);
emit_changed();
_queue_update();
}
void GradientTexture::remove_point(int p_index) {
ERR_FAIL_INDEX(p_index, points.size());
ERR_FAIL_COND(points.size() <= 2);
points.remove(p_index);
emit_changed();
_queue_update();
}
void GradientTexture::set_points(Vector<GradientTexture::Point> &p_points) {
points = p_points;
is_sorted = false;
emit_changed();
_queue_update();
}
void GradientTexture::set_offset(int pos, const float offset) {
if (points.size() <= pos)
points.resize(pos + 1);
points[pos].offset = offset;
is_sorted = false;
emit_changed();
_queue_update();
}
float GradientTexture::get_offset(int pos) const {
if (points.size() > pos)
return points[pos].offset;
return 0; //TODO: Maybe throw some error instead?
}
Ref<Image> GradientTexture::get_data() const {
return VisualServer::get_singleton()->texture_get_data(texture);
}
void GradientTexture::set_color(int pos, const Color &color) {
if (points.size() <= pos) {
points.resize(pos + 1);
is_sorted = false;
}
points[pos].color = color;
emit_changed();
_queue_update();
}
Color GradientTexture::get_color(int pos) const {
if (points.size() > pos)
return points[pos].color;
return Color(0, 0, 0, 1); //TODO: Maybe throw some error instead?
}
int GradientTexture::get_points_count() const {
return points.size();
}

View file

@ -34,6 +34,7 @@
#include "io/resource_loader.h"
#include "math_2d.h"
#include "resource.h"
#include "scene/resources/color_ramp.h"
#include "servers/visual_server.h"
/**
@ -451,7 +452,7 @@ public:
//VARIANT_ENUM_CAST( Texture::CubeMapSide );
class GradientTexture : public Texture {
GDCLASS(GradientTexture, Texture);
GDCLASS(GradientTexture, Texture)
public:
struct Point {
@ -464,8 +465,7 @@ public:
};
private:
Vector<Point> points;
bool is_sorted;
Ref<Gradient> gradient;
bool update_pending;
RID texture;
int width;
@ -477,23 +477,8 @@ protected:
static void _bind_methods();
public:
void add_point(float p_offset, const Color &p_color);
void remove_point(int p_index);
void set_points(Vector<Point> &points);
Vector<Point> &get_points();
void set_offset(int pos, const float offset);
float get_offset(int pos) const;
void set_color(int pos, const Color &color);
Color get_color(int pos) const;
void set_offsets(const Vector<float> &offsets);
Vector<float> get_offsets() const;
void set_colors(const Vector<Color> &colors);
Vector<Color> get_colors() const;
void set_gradient(Ref<Gradient> p_gradient);
Ref<Gradient> get_gradient() const;
void set_width(int p_width);
int get_width() const;
@ -505,52 +490,8 @@ public:
virtual void set_flags(uint32_t p_flags) {}
virtual uint32_t get_flags() const { return FLAG_FILTER; }
_FORCE_INLINE_ Color get_color_at_offset(float p_offset) {
if (points.empty())
return Color(0, 0, 0, 1);
if (!is_sorted) {
points.sort();
is_sorted = true;
}
//binary search
int low = 0;
int high = points.size() - 1;
int middle;
while (low <= high) {
middle = (low + high) / 2;
Point &point = points[middle];
if (point.offset > p_offset) {
high = middle - 1; //search low end of array
} else if (point.offset < p_offset) {
low = middle + 1; //search high end of array
} else {
return point.color;
}
}
//return interpolated value
if (points[middle].offset > p_offset) {
middle--;
}
int first = middle;
int second = middle + 1;
if (second >= points.size())
return points[points.size() - 1].color;
if (first < 0)
return points[0].color;
Point &pointFirst = points[first];
Point &pointSecond = points[second];
return pointFirst.color.linear_interpolate(pointSecond.color, (p_offset - pointFirst.offset) / (pointSecond.offset - pointFirst.offset));
}
virtual Ref<Image> get_data() const;
int get_points_count() const;
GradientTexture();
virtual ~GradientTexture();
};