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visual_shader_editor_plugin.cpp
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visual_shader_editor_plugin.cpp
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/**************************************************************************/
/* visual_shader_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "visual_shader_editor_plugin.h"
#include "core/config/project_settings.h"
#include "core/core_string_names.h"
#include "core/io/resource_loader.h"
#include "core/math/math_defs.h"
#include "core/os/keyboard.h"
#include "editor/editor_node.h"
#include "editor/editor_properties.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/filesystem_dock.h"
#include "editor/inspector_dock.h"
#include "editor/plugins/curve_editor_plugin.h"
#include "editor/plugins/shader_editor_plugin.h"
#include "scene/gui/button.h"
#include "scene/gui/check_box.h"
#include "scene/gui/code_edit.h"
#include "scene/gui/graph_edit.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/option_button.h"
#include "scene/gui/popup.h"
#include "scene/gui/rich_text_label.h"
#include "scene/gui/separator.h"
#include "scene/gui/tree.h"
#include "scene/gui/view_panner.h"
#include "scene/main/window.h"
#include "scene/resources/visual_shader_nodes.h"
#include "scene/resources/visual_shader_particle_nodes.h"
#include "servers/display_server.h"
#include "servers/rendering/shader_types.h"
struct FloatConstantDef {
String name;
float value = 0;
String desc;
};
static FloatConstantDef float_constant_defs[] = {
{ "E", Math_E, TTR("E constant (2.718282). Represents the base of the natural logarithm.") },
{ "Epsilon", CMP_EPSILON, TTR("Epsilon constant (0.00001). Smallest possible scalar number.") },
{ "Phi", 1.618034f, TTR("Phi constant (1.618034). Golden ratio.") },
{ "Pi/4", Math_PI / 4, TTR("Pi/4 constant (0.785398) or 45 degrees.") },
{ "Pi/2", Math_PI / 2, TTR("Pi/2 constant (1.570796) or 90 degrees.") },
{ "Pi", Math_PI, TTR("Pi constant (3.141593) or 180 degrees.") },
{ "Tau", Math_TAU, TTR("Tau constant (6.283185) or 360 degrees.") },
{ "Sqrt2", Math_SQRT2, TTR("Sqrt2 constant (1.414214). Square root of 2.") }
};
const int MAX_FLOAT_CONST_DEFS = sizeof(float_constant_defs) / sizeof(FloatConstantDef);
///////////////////
void VisualShaderNodePlugin::set_editor(VisualShaderEditor *p_editor) {
vseditor = p_editor;
}
Control *VisualShaderNodePlugin::create_editor(const Ref<Resource> &p_parent_resource, const Ref<VisualShaderNode> &p_node) {
Object *ret = nullptr;
GDVIRTUAL_CALL(_create_editor, p_parent_resource, p_node, ret);
return Object::cast_to<Control>(ret);
}
void VisualShaderNodePlugin::_bind_methods() {
GDVIRTUAL_BIND(_create_editor, "parent_resource", "visual_shader_node");
}
///////////////////
VisualShaderGraphPlugin::VisualShaderGraphPlugin() {
}
void VisualShaderGraphPlugin::_bind_methods() {
ClassDB::bind_method("add_node", &VisualShaderGraphPlugin::add_node);
ClassDB::bind_method("remove_node", &VisualShaderGraphPlugin::remove_node);
ClassDB::bind_method("connect_nodes", &VisualShaderGraphPlugin::connect_nodes);
ClassDB::bind_method("disconnect_nodes", &VisualShaderGraphPlugin::disconnect_nodes);
ClassDB::bind_method("set_node_position", &VisualShaderGraphPlugin::set_node_position);
ClassDB::bind_method("update_node", &VisualShaderGraphPlugin::update_node);
ClassDB::bind_method("update_node_deferred", &VisualShaderGraphPlugin::update_node_deferred);
ClassDB::bind_method("set_input_port_default_value", &VisualShaderGraphPlugin::set_input_port_default_value);
ClassDB::bind_method("set_parameter_name", &VisualShaderGraphPlugin::set_parameter_name);
ClassDB::bind_method("set_expression", &VisualShaderGraphPlugin::set_expression);
ClassDB::bind_method("update_curve", &VisualShaderGraphPlugin::update_curve);
ClassDB::bind_method("update_curve_xyz", &VisualShaderGraphPlugin::update_curve_xyz);
}
void VisualShaderGraphPlugin::set_editor(VisualShaderEditor *p_editor) {
editor = p_editor;
}
void VisualShaderGraphPlugin::register_shader(VisualShader *p_shader) {
visual_shader = Ref<VisualShader>(p_shader);
}
void VisualShaderGraphPlugin::set_connections(const List<VisualShader::Connection> &p_connections) {
connections = p_connections;
}
void VisualShaderGraphPlugin::show_port_preview(VisualShader::Type p_type, int p_node_id, int p_port_id, bool p_is_valid) {
if (visual_shader->get_shader_type() == p_type && links.has(p_node_id) && links[p_node_id].output_ports.has(p_port_id)) {
Link &link = links[p_node_id];
for (const KeyValue<int, Port> &E : link.output_ports) {
if (E.value.preview_button != nullptr) {
E.value.preview_button->set_pressed(false);
}
}
bool is_dirty = link.preview_pos < 0;
if (!is_dirty && link.preview_visible && link.preview_box != nullptr) {
link.graph_node->remove_child(link.preview_box);
memdelete(link.preview_box);
link.preview_box = nullptr;
link.graph_node->reset_size();
link.preview_visible = false;
}
if (p_port_id != -1 && link.output_ports[p_port_id].preview_button != nullptr) {
if (is_dirty) {
link.preview_pos = link.graph_node->get_child_count();
}
VBoxContainer *vbox = memnew(VBoxContainer);
link.graph_node->add_child(vbox);
link.graph_node->move_child(vbox, link.preview_pos);
link.graph_node->set_slot_draw_stylebox(vbox->get_index(), false);
Control *offset = memnew(Control);
offset->set_custom_minimum_size(Size2(0, 5 * EDSCALE));
vbox->add_child(offset);
VisualShaderNodePortPreview *port_preview = memnew(VisualShaderNodePortPreview);
port_preview->setup(visual_shader, visual_shader->get_shader_type(), p_node_id, p_port_id, p_is_valid);
port_preview->set_h_size_flags(Control::SIZE_SHRINK_CENTER);
vbox->add_child(port_preview);
link.preview_visible = true;
link.preview_box = vbox;
link.output_ports[p_port_id].preview_button->set_pressed(true);
}
}
}
void VisualShaderGraphPlugin::update_node_deferred(VisualShader::Type p_type, int p_node_id) {
call_deferred(SNAME("update_node"), p_type, p_node_id);
}
void VisualShaderGraphPlugin::update_node(VisualShader::Type p_type, int p_node_id) {
if (p_type != visual_shader->get_shader_type() || !links.has(p_node_id)) {
return;
}
remove_node(p_type, p_node_id, true);
add_node(p_type, p_node_id, true);
}
void VisualShaderGraphPlugin::set_input_port_default_value(VisualShader::Type p_type, int p_node_id, int p_port_id, Variant p_value) {
if (p_type != visual_shader->get_shader_type() || !links.has(p_node_id)) {
return;
}
Button *button = links[p_node_id].input_ports[p_port_id].default_input_button;
switch (p_value.get_type()) {
case Variant::COLOR: {
button->set_custom_minimum_size(Size2(30, 0) * EDSCALE);
Callable ce = callable_mp(editor, &VisualShaderEditor::_draw_color_over_button);
if (!button->is_connected("draw", ce)) {
button->connect("draw", ce.bind(button, p_value));
}
} break;
case Variant::BOOL: {
button->set_text(((bool)p_value) ? "true" : "false");
} break;
case Variant::INT:
case Variant::FLOAT: {
button->set_text(String::num(p_value, 4));
} break;
case Variant::VECTOR2: {
Vector2 v = p_value;
button->set_text(String::num(v.x, 3) + "," + String::num(v.y, 3));
} break;
case Variant::VECTOR3: {
Vector3 v = p_value;
button->set_text(String::num(v.x, 3) + "," + String::num(v.y, 3) + "," + String::num(v.z, 3));
} break;
case Variant::QUATERNION: {
Quaternion v = p_value;
button->set_text(String::num(v.x, 3) + "," + String::num(v.y, 3) + "," + String::num(v.z, 3) + "," + String::num(v.w, 3));
} break;
default: {
}
}
}
void VisualShaderGraphPlugin::set_parameter_name(VisualShader::Type p_type, int p_node_id, const String &p_name) {
if (visual_shader->get_shader_type() == p_type && links.has(p_node_id) && links[p_node_id].parameter_name != nullptr) {
links[p_node_id].parameter_name->set_text(p_name);
}
}
void VisualShaderGraphPlugin::update_curve(int p_node_id) {
if (links.has(p_node_id) && links[p_node_id].curve_editors[0]) {
Ref<VisualShaderNodeCurveTexture> tex = Object::cast_to<VisualShaderNodeCurveTexture>(links[p_node_id].visual_node);
ERR_FAIL_COND(!tex.is_valid());
if (tex->get_texture().is_valid()) {
links[p_node_id].curve_editors[0]->set_curve(tex->get_texture()->get_curve());
}
tex->emit_signal(CoreStringNames::get_singleton()->changed);
}
}
void VisualShaderGraphPlugin::update_curve_xyz(int p_node_id) {
if (links.has(p_node_id) && links[p_node_id].curve_editors[0] && links[p_node_id].curve_editors[1] && links[p_node_id].curve_editors[2]) {
Ref<VisualShaderNodeCurveXYZTexture> tex = Object::cast_to<VisualShaderNodeCurveXYZTexture>(links[p_node_id].visual_node);
ERR_FAIL_COND(!tex.is_valid());
if (tex->get_texture().is_valid()) {
links[p_node_id].curve_editors[0]->set_curve(tex->get_texture()->get_curve_x());
links[p_node_id].curve_editors[1]->set_curve(tex->get_texture()->get_curve_y());
links[p_node_id].curve_editors[2]->set_curve(tex->get_texture()->get_curve_z());
}
tex->emit_signal(CoreStringNames::get_singleton()->changed);
}
}
int VisualShaderGraphPlugin::get_constant_index(float p_constant) const {
for (int i = 0; i < MAX_FLOAT_CONST_DEFS; i++) {
if (Math::is_equal_approx(p_constant, float_constant_defs[i].value)) {
return i + 1;
}
}
return 0;
}
void VisualShaderGraphPlugin::set_expression(VisualShader::Type p_type, int p_node_id, const String &p_expression) {
if (p_type != visual_shader->get_shader_type() || !links.has(p_node_id) || !links[p_node_id].expression_edit) {
return;
}
links[p_node_id].expression_edit->set_text(p_expression);
}
Ref<Script> VisualShaderGraphPlugin::get_node_script(int p_node_id) const {
if (!links.has(p_node_id)) {
return Ref<Script>();
}
Ref<VisualShaderNodeCustom> custom = Ref<VisualShaderNodeCustom>(links[p_node_id].visual_node);
if (custom.is_valid()) {
return custom->get_script();
}
return Ref<Script>();
}
void VisualShaderGraphPlugin::update_node_size(int p_node_id) {
if (!links.has(p_node_id)) {
return;
}
links[p_node_id].graph_node->reset_size();
}
void VisualShaderGraphPlugin::register_default_input_button(int p_node_id, int p_port_id, Button *p_button) {
links[p_node_id].input_ports.insert(p_port_id, { p_button });
}
void VisualShaderGraphPlugin::register_expression_edit(int p_node_id, CodeEdit *p_expression_edit) {
links[p_node_id].expression_edit = p_expression_edit;
}
void VisualShaderGraphPlugin::register_curve_editor(int p_node_id, int p_index, CurveEditor *p_curve_editor) {
links[p_node_id].curve_editors[p_index] = p_curve_editor;
}
void VisualShaderGraphPlugin::update_parameter_refs() {
for (KeyValue<int, Link> &E : links) {
VisualShaderNodeParameterRef *ref = Object::cast_to<VisualShaderNodeParameterRef>(E.value.visual_node);
if (ref) {
remove_node(E.value.type, E.key, true);
add_node(E.value.type, E.key, true);
}
}
}
VisualShader::Type VisualShaderGraphPlugin::get_shader_type() const {
return visual_shader->get_shader_type();
}
void VisualShaderGraphPlugin::set_node_position(VisualShader::Type p_type, int p_id, const Vector2 &p_position) {
if (visual_shader->get_shader_type() == p_type && links.has(p_id)) {
links[p_id].graph_node->set_position_offset(p_position);
}
}
bool VisualShaderGraphPlugin::is_preview_visible(int p_id) const {
return links[p_id].preview_visible;
}
void VisualShaderGraphPlugin::clear_links() {
links.clear();
}
void VisualShaderGraphPlugin::register_link(VisualShader::Type p_type, int p_id, VisualShaderNode *p_visual_node, GraphNode *p_graph_node) {
links.insert(p_id, { p_type, p_visual_node, p_graph_node, p_visual_node->get_output_port_for_preview() != -1, -1, HashMap<int, InputPort>(), HashMap<int, Port>(), nullptr, nullptr, nullptr, { nullptr, nullptr, nullptr } });
}
void VisualShaderGraphPlugin::register_output_port(int p_node_id, int p_port, TextureButton *p_button) {
links[p_node_id].output_ports.insert(p_port, { p_button });
}
void VisualShaderGraphPlugin::register_parameter_name(int p_node_id, LineEdit *p_parameter_name) {
links[p_node_id].parameter_name = p_parameter_name;
}
void VisualShaderGraphPlugin::update_theme() {
vector_expanded_color[0] = editor->get_theme_color(SNAME("axis_x_color"), SNAME("Editor")); // red
vector_expanded_color[1] = editor->get_theme_color(SNAME("axis_y_color"), SNAME("Editor")); // green
vector_expanded_color[2] = editor->get_theme_color(SNAME("axis_z_color"), SNAME("Editor")); // blue
vector_expanded_color[3] = editor->get_theme_color(SNAME("axis_w_color"), SNAME("Editor")); // alpha
}
bool VisualShaderGraphPlugin::is_node_has_parameter_instances_relatively(VisualShader::Type p_type, int p_node) const {
bool result = false;
Ref<VisualShaderNodeParameter> parameter_node = Object::cast_to<VisualShaderNodeParameter>(visual_shader->get_node_unchecked(p_type, p_node).ptr());
if (parameter_node.is_valid()) {
if (parameter_node->get_qualifier() == VisualShaderNodeParameter::QUAL_INSTANCE) {
return true;
}
}
LocalVector<int> prev_connected_nodes;
visual_shader->get_prev_connected_nodes(p_type, p_node, prev_connected_nodes);
for (const int &E : prev_connected_nodes) {
result = is_node_has_parameter_instances_relatively(p_type, E);
if (result) {
break;
}
}
return result;
}
void VisualShaderGraphPlugin::add_node(VisualShader::Type p_type, int p_id, bool p_just_update) {
if (!visual_shader.is_valid() || p_type != visual_shader->get_shader_type()) {
return;
}
GraphEdit *graph = editor->graph;
if (!graph) {
return;
}
VisualShaderGraphPlugin *graph_plugin = editor->get_graph_plugin();
if (!graph_plugin) {
return;
}
Shader::Mode mode = visual_shader->get_mode();
Control *offset;
static const Color type_color[] = {
Color(0.38, 0.85, 0.96), // scalar (float)
Color(0.49, 0.78, 0.94), // scalar (int)
Color(0.20, 0.88, 0.67), // scalar (uint)
Color(0.74, 0.57, 0.95), // vector2
Color(0.84, 0.49, 0.93), // vector3
Color(1.0, 0.125, 0.95), // vector4
Color(0.55, 0.65, 0.94), // boolean
Color(0.96, 0.66, 0.43), // transform
Color(1.0, 1.0, 0.0), // sampler
};
static const String vector_expanded_name[4] = {
"red",
"green",
"blue",
"alpha"
};
// Visual shader specific theme for MSDF font.
Ref<Theme> vstheme;
vstheme.instantiate();
Ref<Font> label_font = EditorNode::get_singleton()->get_editor_theme()->get_font("main_msdf", "EditorFonts");
vstheme->set_font("font", "Label", label_font);
vstheme->set_font("font", "LineEdit", label_font);
vstheme->set_font("font", "Button", label_font);
Ref<VisualShaderNode> vsnode = visual_shader->get_node(p_type, p_id);
Ref<VisualShaderNodeResizableBase> resizable_node = Object::cast_to<VisualShaderNodeResizableBase>(vsnode.ptr());
bool is_resizable = !resizable_node.is_null();
Size2 size = Size2(0, 0);
Ref<VisualShaderNodeGroupBase> group_node = Object::cast_to<VisualShaderNodeGroupBase>(vsnode.ptr());
bool is_group = !group_node.is_null();
bool is_comment = false;
Ref<VisualShaderNodeExpression> expression_node = Object::cast_to<VisualShaderNodeExpression>(group_node.ptr());
bool is_expression = !expression_node.is_null();
String expression = "";
VisualShaderNodeCustom *custom_node = Object::cast_to<VisualShaderNodeCustom>(vsnode.ptr());
if (custom_node) {
custom_node->_set_initialized(true);
}
// Create graph node.
GraphNode *node = memnew(GraphNode);
graph->add_child(node);
node->set_theme(vstheme);
editor->_update_created_node(node);
if (p_just_update) {
Link &link = links[p_id];
link.graph_node = node;
link.preview_box = nullptr;
link.preview_pos = -1;
link.output_ports.clear();
link.input_ports.clear();
} else {
register_link(p_type, p_id, vsnode.ptr(), node);
}
if (is_resizable) {
size = resizable_node->get_size();
node->set_resizable(true);
node->connect("resize_request", callable_mp(editor, &VisualShaderEditor::_node_resized).bind((int)p_type, p_id));
}
if (is_expression) {
expression = expression_node->get_expression();
}
node->set_position_offset(visual_shader->get_node_position(p_type, p_id));
node->set_title(vsnode->get_caption());
node->set_name(itos(p_id));
if (p_id >= 2) {
node->set_show_close_button(true);
node->connect("close_request", callable_mp(editor, &VisualShaderEditor::_delete_node_request).bind(p_type, p_id), CONNECT_DEFERRED);
}
node->connect("dragged", callable_mp(editor, &VisualShaderEditor::_node_dragged).bind(p_id));
Control *custom_editor = nullptr;
int port_offset = 1;
Control *content_offset = memnew(Control);
content_offset->set_custom_minimum_size(Size2(0, 5 * EDSCALE));
node->add_child(content_offset);
if (is_group) {
port_offset += 1;
}
if (is_resizable) {
Ref<VisualShaderNodeComment> comment_node = Object::cast_to<VisualShaderNodeComment>(vsnode.ptr());
if (comment_node.is_valid()) {
is_comment = true;
node->set_comment(true);
Label *comment_label = memnew(Label);
node->add_child(comment_label);
comment_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
comment_label->set_v_size_flags(Control::SIZE_EXPAND_FILL);
comment_label->set_text(comment_node->get_description());
}
editor->call_deferred(SNAME("_set_node_size"), (int)p_type, p_id, size);
}
Ref<VisualShaderNodeParticleEmit> emit = vsnode;
if (emit.is_valid()) {
node->set_custom_minimum_size(Size2(200 * EDSCALE, 0));
}
Ref<VisualShaderNodeParameterRef> parameter_ref = vsnode;
if (parameter_ref.is_valid()) {
parameter_ref->set_shader_rid(visual_shader->get_rid());
parameter_ref->update_parameter_type();
}
Ref<VisualShaderNodeParameter> parameter = vsnode;
HBoxContainer *hb = nullptr;
if (parameter.is_valid()) {
LineEdit *parameter_name = memnew(LineEdit);
register_parameter_name(p_id, parameter_name);
parameter_name->set_h_size_flags(Control::SIZE_EXPAND_FILL);
parameter_name->set_text(parameter->get_parameter_name());
parameter_name->connect("text_submitted", callable_mp(editor, &VisualShaderEditor::_parameter_line_edit_changed).bind(p_id));
parameter_name->connect("focus_exited", callable_mp(editor, &VisualShaderEditor::_parameter_line_edit_focus_out).bind(parameter_name, p_id));
if (vsnode->get_output_port_count() == 1 && vsnode->get_output_port_name(0) == "") {
hb = memnew(HBoxContainer);
hb->add_child(parameter_name);
node->add_child(hb);
} else {
node->add_child(parameter_name);
}
port_offset++;
}
for (int i = 0; i < editor->plugins.size(); i++) {
vsnode->set_meta("id", p_id);
vsnode->set_meta("shader_type", (int)p_type);
custom_editor = editor->plugins.write[i]->create_editor(visual_shader, vsnode);
vsnode->remove_meta("id");
vsnode->remove_meta("shader_type");
if (custom_editor) {
if (vsnode->is_show_prop_names()) {
custom_editor->call_deferred(SNAME("_show_prop_names"), true);
}
break;
}
}
Ref<VisualShaderNodeCurveTexture> curve = vsnode;
Ref<VisualShaderNodeCurveXYZTexture> curve_xyz = vsnode;
bool is_curve = curve.is_valid() || curve_xyz.is_valid();
if (is_curve) {
hb = memnew(HBoxContainer);
node->add_child(hb);
}
if (curve.is_valid()) {
custom_editor->set_h_size_flags(Control::SIZE_EXPAND_FILL);
Callable ce = callable_mp(graph_plugin, &VisualShaderGraphPlugin::update_curve);
if (curve->get_texture().is_valid() && !curve->get_texture()->is_connected("changed", ce)) {
curve->get_texture()->connect("changed", ce.bind(p_id));
}
CurveEditor *curve_editor = memnew(CurveEditor);
node->add_child(curve_editor);
register_curve_editor(p_id, 0, curve_editor);
curve_editor->set_custom_minimum_size(Size2(300, 0));
curve_editor->set_h_size_flags(Control::SIZE_EXPAND_FILL);
if (curve->get_texture().is_valid()) {
curve_editor->set_curve(curve->get_texture()->get_curve());
}
}
if (curve_xyz.is_valid()) {
custom_editor->set_h_size_flags(Control::SIZE_EXPAND_FILL);
Callable ce = callable_mp(graph_plugin, &VisualShaderGraphPlugin::update_curve_xyz);
if (curve_xyz->get_texture().is_valid() && !curve_xyz->get_texture()->is_connected("changed", ce)) {
curve_xyz->get_texture()->connect("changed", ce.bind(p_id));
}
CurveEditor *curve_editor_x = memnew(CurveEditor);
node->add_child(curve_editor_x);
register_curve_editor(p_id, 0, curve_editor_x);
curve_editor_x->set_custom_minimum_size(Size2(300, 0));
curve_editor_x->set_h_size_flags(Control::SIZE_EXPAND_FILL);
if (curve_xyz->get_texture().is_valid()) {
curve_editor_x->set_curve(curve_xyz->get_texture()->get_curve_x());
}
CurveEditor *curve_editor_y = memnew(CurveEditor);
node->add_child(curve_editor_y);
register_curve_editor(p_id, 1, curve_editor_y);
curve_editor_y->set_custom_minimum_size(Size2(300, 0));
curve_editor_y->set_h_size_flags(Control::SIZE_EXPAND_FILL);
if (curve_xyz->get_texture().is_valid()) {
curve_editor_y->set_curve(curve_xyz->get_texture()->get_curve_y());
}
CurveEditor *curve_editor_z = memnew(CurveEditor);
node->add_child(curve_editor_z);
register_curve_editor(p_id, 2, curve_editor_z);
curve_editor_z->set_custom_minimum_size(Size2(300, 0));
curve_editor_z->set_h_size_flags(Control::SIZE_EXPAND_FILL);
if (curve_xyz->get_texture().is_valid()) {
curve_editor_z->set_curve(curve_xyz->get_texture()->get_curve_z());
}
}
if (custom_editor) {
if (is_curve || (hb == nullptr && !vsnode->is_use_prop_slots() && (vsnode->get_output_port_count() == 0 || vsnode->get_output_port_name(0) == "") && (vsnode->get_input_port_count() == 0 || vsnode->get_input_port_name(0) == ""))) {
//will be embedded in first port
} else {
port_offset++;
node->add_child(custom_editor);
custom_editor = nullptr;
}
}
if (is_group) {
if (group_node->is_editable()) {
HBoxContainer *hb2 = memnew(HBoxContainer);
String input_port_name = "input" + itos(group_node->get_free_input_port_id());
String output_port_name = "output" + itos(group_node->get_free_output_port_id());
for (int i = 0; i < MAX(vsnode->get_input_port_count(), vsnode->get_output_port_count()); i++) {
if (i < vsnode->get_input_port_count()) {
if (input_port_name == vsnode->get_input_port_name(i)) {
input_port_name = "_" + input_port_name;
}
}
if (i < vsnode->get_output_port_count()) {
if (output_port_name == vsnode->get_output_port_name(i)) {
output_port_name = "_" + output_port_name;
}
}
}
Button *add_input_btn = memnew(Button);
add_input_btn->set_text(TTR("Add Input"));
add_input_btn->connect("pressed", callable_mp(editor, &VisualShaderEditor::_add_input_port).bind(p_id, group_node->get_free_input_port_id(), VisualShaderNode::PORT_TYPE_VECTOR_3D, input_port_name), CONNECT_DEFERRED);
hb2->add_child(add_input_btn);
hb2->add_spacer();
Button *add_output_btn = memnew(Button);
add_output_btn->set_text(TTR("Add Output"));
add_output_btn->connect("pressed", callable_mp(editor, &VisualShaderEditor::_add_output_port).bind(p_id, group_node->get_free_output_port_id(), VisualShaderNode::PORT_TYPE_VECTOR_3D, output_port_name), CONNECT_DEFERRED);
hb2->add_child(add_output_btn);
node->add_child(hb2);
}
}
int output_port_count = 0;
for (int i = 0; i < vsnode->get_output_port_count(); i++) {
if (vsnode->_is_output_port_expanded(i)) {
switch (vsnode->get_output_port_type(i)) {
case VisualShaderNode::PORT_TYPE_VECTOR_2D: {
output_port_count += 2;
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_3D: {
output_port_count += 3;
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_4D: {
output_port_count += 4;
} break;
default:
break;
}
}
output_port_count++;
}
int max_ports = MAX(vsnode->get_input_port_count(), output_port_count);
VisualShaderNode::PortType expanded_type = VisualShaderNode::PORT_TYPE_SCALAR;
int expanded_port_counter = 0;
for (int i = 0, j = 0; i < max_ports; i++, j++) {
switch (expanded_type) {
case VisualShaderNode::PORT_TYPE_VECTOR_2D: {
if (expanded_port_counter >= 2) {
expanded_type = VisualShaderNode::PORT_TYPE_SCALAR;
expanded_port_counter = 0;
i -= 2;
}
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_3D: {
if (expanded_port_counter >= 3) {
expanded_type = VisualShaderNode::PORT_TYPE_SCALAR;
expanded_port_counter = 0;
i -= 3;
}
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_4D: {
if (expanded_port_counter >= 4) {
expanded_type = VisualShaderNode::PORT_TYPE_SCALAR;
expanded_port_counter = 0;
i -= 4;
}
} break;
default:
break;
}
if (vsnode->is_port_separator(i)) {
node->add_child(memnew(HSeparator));
port_offset++;
}
bool valid_left = j < vsnode->get_input_port_count();
VisualShaderNode::PortType port_left = VisualShaderNode::PORT_TYPE_SCALAR;
bool port_left_used = false;
String name_left;
if (valid_left) {
name_left = vsnode->get_input_port_name(i);
port_left = vsnode->get_input_port_type(i);
for (const VisualShader::Connection &E : connections) {
if (E.to_node == p_id && E.to_port == j) {
port_left_used = true;
break;
}
}
}
bool valid_right = true;
VisualShaderNode::PortType port_right = VisualShaderNode::PORT_TYPE_SCALAR;
String name_right;
if (expanded_type == VisualShaderNode::PORT_TYPE_SCALAR) {
valid_right = i < vsnode->get_output_port_count();
if (valid_right) {
name_right = vsnode->get_output_port_name(i);
port_right = vsnode->get_output_port_type(i);
}
} else {
name_right = vector_expanded_name[expanded_port_counter++];
}
bool is_first_hbox = false;
if (i == 0 && hb != nullptr) {
is_first_hbox = true;
} else {
hb = memnew(HBoxContainer);
}
hb->add_theme_constant_override("separation", 7 * EDSCALE);
Variant default_value;
if (valid_left && !port_left_used) {
default_value = vsnode->get_input_port_default_value(i);
}
Button *button = memnew(Button);
hb->add_child(button);
register_default_input_button(p_id, i, button);
button->connect("pressed", callable_mp(editor, &VisualShaderEditor::_edit_port_default_input).bind(button, p_id, i));
if (default_value.get_type() != Variant::NIL) { // only a label
set_input_port_default_value(p_type, p_id, i, default_value);
} else {
button->hide();
}
if (i == 0 && custom_editor) {
hb->add_child(custom_editor);
custom_editor->set_h_size_flags(Control::SIZE_EXPAND_FILL);
} else {
if (valid_left) {
if (is_group) {
OptionButton *type_box = memnew(OptionButton);
hb->add_child(type_box);
type_box->add_item(TTR("Float"));
type_box->add_item(TTR("Int"));
type_box->add_item(TTR("UInt"));
type_box->add_item(TTR("Vector2"));
type_box->add_item(TTR("Vector3"));
type_box->add_item(TTR("Vector4"));
type_box->add_item(TTR("Boolean"));
type_box->add_item(TTR("Transform"));
type_box->add_item(TTR("Sampler"));
type_box->select(group_node->get_input_port_type(i));
type_box->set_custom_minimum_size(Size2(100 * EDSCALE, 0));
type_box->connect("item_selected", callable_mp(editor, &VisualShaderEditor::_change_input_port_type).bind(p_id, i), CONNECT_DEFERRED);
LineEdit *name_box = memnew(LineEdit);
hb->add_child(name_box);
name_box->set_custom_minimum_size(Size2(65 * EDSCALE, 0));
name_box->set_h_size_flags(Control::SIZE_EXPAND_FILL);
name_box->set_text(name_left);
name_box->connect("text_submitted", callable_mp(editor, &VisualShaderEditor::_change_input_port_name).bind(name_box, p_id, i), CONNECT_DEFERRED);
name_box->connect("focus_exited", callable_mp(editor, &VisualShaderEditor::_port_name_focus_out).bind(name_box, p_id, i, false), CONNECT_DEFERRED);
Button *remove_btn = memnew(Button);
remove_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
remove_btn->set_tooltip_text(TTR("Remove") + " " + name_left);
remove_btn->connect("pressed", callable_mp(editor, &VisualShaderEditor::_remove_input_port).bind(p_id, i), CONNECT_DEFERRED);
hb->add_child(remove_btn);
} else {
Label *label = memnew(Label);
label->set_text(name_left);
label->add_theme_style_override("normal", editor->get_theme_stylebox(SNAME("label_style"), SNAME("VShaderEditor"))); //more compact
hb->add_child(label);
if (vsnode->is_input_port_default(i, mode) && !port_left_used) {
Label *hint_label = memnew(Label);
hint_label->set_text(TTR("[default]"));
hint_label->add_theme_color_override("font_color", editor->get_theme_color(SNAME("font_readonly_color"), SNAME("TextEdit")));
hint_label->add_theme_style_override("normal", editor->get_theme_stylebox(SNAME("label_style"), SNAME("VShaderEditor")));
hb->add_child(hint_label);
}
}
}
if (!is_group && !is_first_hbox) {
hb->add_spacer();
}
if (valid_right) {
if (is_group) {
Button *remove_btn = memnew(Button);
remove_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
remove_btn->set_tooltip_text(TTR("Remove") + " " + name_left);
remove_btn->connect("pressed", callable_mp(editor, &VisualShaderEditor::_remove_output_port).bind(p_id, i), CONNECT_DEFERRED);
hb->add_child(remove_btn);
LineEdit *name_box = memnew(LineEdit);
hb->add_child(name_box);
name_box->set_custom_minimum_size(Size2(65 * EDSCALE, 0));
name_box->set_h_size_flags(Control::SIZE_EXPAND_FILL);
name_box->set_text(name_right);
name_box->connect("text_submitted", callable_mp(editor, &VisualShaderEditor::_change_output_port_name).bind(name_box, p_id, i), CONNECT_DEFERRED);
name_box->connect("focus_exited", callable_mp(editor, &VisualShaderEditor::_port_name_focus_out).bind(name_box, p_id, i, true), CONNECT_DEFERRED);
OptionButton *type_box = memnew(OptionButton);
hb->add_child(type_box);
type_box->add_item(TTR("Float"));
type_box->add_item(TTR("Int"));
type_box->add_item(TTR("UInt"));
type_box->add_item(TTR("Vector2"));
type_box->add_item(TTR("Vector3"));
type_box->add_item(TTR("Vector4"));
type_box->add_item(TTR("Boolean"));
type_box->add_item(TTR("Transform"));
type_box->select(group_node->get_output_port_type(i));
type_box->set_custom_minimum_size(Size2(100 * EDSCALE, 0));
type_box->connect("item_selected", callable_mp(editor, &VisualShaderEditor::_change_output_port_type).bind(p_id, i), CONNECT_DEFERRED);
} else {
Label *label = memnew(Label);
label->set_text(name_right);
label->add_theme_style_override("normal", editor->get_theme_stylebox(SNAME("label_style"), SNAME("VShaderEditor"))); //more compact
hb->add_child(label);
}
}
}
if (valid_right) {
if (vsnode->is_output_port_expandable(i)) {
TextureButton *expand = memnew(TextureButton);
expand->set_toggle_mode(true);
expand->set_texture_normal(editor->get_theme_icon(SNAME("GuiTreeArrowDown"), SNAME("EditorIcons")));
expand->set_texture_pressed(editor->get_theme_icon(SNAME("GuiTreeArrowRight"), SNAME("EditorIcons")));
expand->set_v_size_flags(Control::SIZE_SHRINK_CENTER);
expand->set_pressed(vsnode->_is_output_port_expanded(i));
expand->connect("pressed", callable_mp(editor, &VisualShaderEditor::_expand_output_port).bind(p_id, i, !vsnode->_is_output_port_expanded(i)), CONNECT_DEFERRED);
hb->add_child(expand);
}
if (vsnode->has_output_port_preview(i) && port_right != VisualShaderNode::PORT_TYPE_TRANSFORM && port_right != VisualShaderNode::PORT_TYPE_SAMPLER) {
TextureButton *preview = memnew(TextureButton);
preview->set_toggle_mode(true);
preview->set_texture_normal(editor->get_theme_icon(SNAME("GuiVisibilityHidden"), SNAME("EditorIcons")));
preview->set_texture_pressed(editor->get_theme_icon(SNAME("GuiVisibilityVisible"), SNAME("EditorIcons")));
preview->set_v_size_flags(Control::SIZE_SHRINK_CENTER);
register_output_port(p_id, j, preview);
preview->connect("pressed", callable_mp(editor, &VisualShaderEditor::_preview_select_port).bind(p_id, j), CONNECT_DEFERRED);
hb->add_child(preview);
}
}
if (is_group) {
offset = memnew(Control);
offset->set_custom_minimum_size(Size2(0, 5 * EDSCALE));
node->add_child(offset);
port_offset++;
}
if (!is_first_hbox) {
node->add_child(hb);
}
if (expanded_type != VisualShaderNode::PORT_TYPE_SCALAR) {
continue;
}
int idx = 1;
if (!is_first_hbox) {
idx = i + port_offset;
}
node->set_slot(idx, valid_left, port_left, type_color[port_left], valid_right, port_right, type_color[port_right]);
if (vsnode->_is_output_port_expanded(i)) {
switch (vsnode->get_output_port_type(i)) {
case VisualShaderNode::PORT_TYPE_VECTOR_2D: {
port_offset++;
valid_left = (i + 1) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 1);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[0]);
port_offset++;
valid_left = (i + 2) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 2);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[1]);
expanded_type = VisualShaderNode::PORT_TYPE_VECTOR_2D;
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_3D: {
port_offset++;
valid_left = (i + 1) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 1);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[0]);
port_offset++;
valid_left = (i + 2) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 2);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[1]);
port_offset++;
valid_left = (i + 3) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 3);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[2]);
expanded_type = VisualShaderNode::PORT_TYPE_VECTOR_3D;
} break;
case VisualShaderNode::PORT_TYPE_VECTOR_4D: {
port_offset++;
valid_left = (i + 1) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 1);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[0]);
port_offset++;
valid_left = (i + 2) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 2);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[1]);
port_offset++;
valid_left = (i + 3) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 3);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[2]);
port_offset++;
valid_left = (i + 4) < vsnode->get_input_port_count();
port_left = VisualShaderNode::PORT_TYPE_SCALAR;
if (valid_left) {
port_left = vsnode->get_input_port_type(i + 4);
}
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], true, VisualShaderNode::PORT_TYPE_SCALAR, vector_expanded_color[3]);
expanded_type = VisualShaderNode::PORT_TYPE_VECTOR_4D;
} break;
default:
break;
}
}
}
bool has_relative_parameter_instances = false;
if (vsnode->get_output_port_for_preview() >= 0) {
has_relative_parameter_instances = is_node_has_parameter_instances_relatively(p_type, p_id);
show_port_preview(p_type, p_id, vsnode->get_output_port_for_preview(), !has_relative_parameter_instances);
} else {
offset = memnew(Control);