Add a material preview to visual shader editor

This commit is contained in:
Yuri Rubinsky 2024-07-11 16:20:25 +03:00 committed by Chaosus
parent 1bd740d18d
commit f202a3d24e
6 changed files with 491 additions and 91 deletions

View file

@ -43,6 +43,7 @@
#include "editor/filesystem_dock.h"
#include "editor/inspector_dock.h"
#include "editor/plugins/curve_editor_plugin.h"
#include "editor/plugins/material_editor_plugin.h"
#include "editor/plugins/shader_editor_plugin.h"
#include "editor/themes/editor_scale.h"
#include "scene/animation/tween.h"
@ -50,12 +51,14 @@
#include "scene/gui/check_box.h"
#include "scene/gui/code_edit.h"
#include "scene/gui/color_picker.h"
#include "scene/gui/flow_container.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/split_container.h"
#include "scene/gui/tree.h"
#include "scene/gui/view_panner.h"
#include "scene/main/window.h"
@ -255,7 +258,7 @@ void VisualShaderGraphPlugin::show_port_preview(VisualShader::Type p_type, int p
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->setup(visual_shader, editor->preview_material, 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;
@ -1526,6 +1529,7 @@ void VisualShaderEditor::edit_shader(const Ref<Shader> &p_shader) {
visual_shader->set_graph_offset(graph->get_scroll_offset() / EDSCALE);
_set_mode(visual_shader->get_mode());
preview_material->set_shader(visual_shader);
_update_nodes();
} else {
if (visual_shader.is_valid()) {
@ -1949,6 +1953,96 @@ bool VisualShaderEditor::_is_available(int p_mode) {
return (p_mode == -1 || (p_mode & current_mode) != 0);
}
bool VisualShaderEditor::_update_preview_parameter_tree() {
bool found = false;
bool use_filter = !param_filter_name.is_empty();
parameters->clear();
TreeItem *root = parameters->create_item();
for (const KeyValue<String, PropertyInfo> &prop : parameter_props) {
String param_name = prop.value.name;
if (use_filter && !param_name.containsn(param_filter_name)) {
continue;
}
TreeItem *item = parameters->create_item(root);
item->set_text(0, param_name);
item->set_meta("id", param_name);
if (param_name == selected_param_id) {
parameters->set_selected(item);
found = true;
}
if (prop.value.type == Variant::OBJECT) {
item->set_icon(0, get_editor_theme_icon(SNAME("ImageTexture")));
} else {
item->set_icon(0, get_editor_theme_icon(Variant::get_type_name(prop.value.type)));
}
}
return found;
}
void VisualShaderEditor::_clear_preview_param() {
selected_param_id = "";
current_prop = nullptr;
if (param_vbox2->get_child_count() > 0) {
param_vbox2->remove_child(param_vbox2->get_child(0));
}
param_vbox->hide();
}
void VisualShaderEditor::_update_preview_parameter_list() {
material_editor->edit(preview_material.ptr(), env);
List<PropertyInfo> properties;
RenderingServer::get_singleton()->get_shader_parameter_list(visual_shader->get_rid(), &properties);
HashSet<String> params_to_remove;
for (const KeyValue<String, PropertyInfo> &E : parameter_props) {
params_to_remove.insert(E.key);
}
parameter_props.clear();
for (const PropertyInfo &prop : properties) {
String param_name = prop.name;
if (visual_shader->_has_preview_shader_parameter(param_name)) {
preview_material->set_shader_parameter(param_name, visual_shader->_get_preview_shader_parameter(param_name));
} else {
preview_material->set_shader_parameter(param_name, RenderingServer::get_singleton()->shader_get_parameter_default(visual_shader->get_rid(), param_name));
}
parameter_props.insert(param_name, prop);
params_to_remove.erase(param_name);
if (param_name == selected_param_id) {
current_prop->update_property();
current_prop->update_editor_property_status();
current_prop->update_cache();
}
}
_update_preview_parameter_tree();
// Removes invalid parameters.
for (const String &param_name : params_to_remove) {
preview_material->set_shader_parameter(param_name, Variant());
if (visual_shader->_has_preview_shader_parameter(param_name)) {
visual_shader->_set_preview_shader_parameter(param_name, Variant());
}
if (param_name == selected_param_id) {
_clear_preview_param();
}
}
}
void VisualShaderEditor::_update_nodes() {
clear_custom_types();
Dictionary added;
@ -4872,6 +4966,74 @@ void VisualShaderEditor::_sbox_input(const Ref<InputEvent> &p_ie) {
}
}
void VisualShaderEditor::_param_filter_changed(const String &p_text) {
param_filter_name = p_text;
if (!_update_preview_parameter_tree()) {
_clear_preview_param();
}
}
void VisualShaderEditor::_param_property_changed(const String &p_property, const Variant &p_value, const String &p_field, bool p_changing) {
if (p_changing) {
return;
}
String raw_prop_name = p_property.trim_prefix("shader_parameter/");
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(vformat(TTR("Edit Preview Parameter: %s"), p_property));
undo_redo->add_do_method(visual_shader.ptr(), "_set_preview_shader_parameter", raw_prop_name, p_value);
undo_redo->add_undo_method(visual_shader.ptr(), "_set_preview_shader_parameter", raw_prop_name, preview_material->get(p_property));
undo_redo->add_do_method(this, "_update_current_param");
undo_redo->add_undo_method(this, "_update_current_param");
undo_redo->commit_action();
}
void VisualShaderEditor::_update_current_param() {
if (current_prop != nullptr) {
String name = current_prop->get_meta("id");
preview_material->set("shader_parameter/" + name, visual_shader->_get_preview_shader_parameter(name));
current_prop->update_property();
current_prop->update_editor_property_status();
current_prop->update_cache();
}
}
void VisualShaderEditor::_param_selected() {
_clear_preview_param();
TreeItem *item = parameters->get_selected();
selected_param_id = item->get_meta("id");
PropertyInfo pi = parameter_props.get(selected_param_id);
EditorProperty *prop = EditorInspector::instantiate_property_editor(preview_material.ptr(), pi.type, pi.name, pi.hint, pi.hint_string, pi.usage);
if (!prop) {
return;
}
prop->connect("property_changed", callable_mp(this, &VisualShaderEditor::_param_property_changed));
prop->set_h_size_flags(SIZE_EXPAND_FILL);
prop->set_object_and_property(preview_material.ptr(), "shader_parameter/" + pi.name);
prop->set_label(TTR("Value:"));
prop->update_property();
prop->update_editor_property_status();
prop->update_cache();
current_prop = prop;
current_prop->set_meta("id", selected_param_id);
param_vbox2->add_child(prop);
param_vbox->show();
}
void VisualShaderEditor::_param_unselected() {
parameters->deselect_all();
_clear_preview_param();
}
void VisualShaderEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_POSTINITIALIZE: {
@ -4915,9 +5077,11 @@ void VisualShaderEditor::_notification(int p_what) {
case NOTIFICATION_THEME_CHANGED: {
highend_label->set_modulate(get_theme_color(SNAME("highend_color"), EditorStringName(Editor)));
param_filter->set_right_icon(Control::get_editor_theme_icon(SNAME("Search")));
node_filter->set_right_icon(Control::get_editor_theme_icon(SNAME("Search")));
preview_shader->set_icon(Control::get_editor_theme_icon(SNAME("Shader")));
code_preview_button->set_icon(Control::get_editor_theme_icon(SNAME("Shader")));
shader_preview_button->set_icon(Control::get_editor_theme_icon(SNAME("SubViewport")));
{
Color background_color = EDITOR_GET("text_editor/theme/highlighting/background_color");
@ -4970,7 +5134,7 @@ void VisualShaderEditor::_notification(int p_what) {
tools->set_icon(get_editor_theme_icon(SNAME("Tools")));
if (p_what == NOTIFICATION_THEME_CHANGED && is_visible_in_tree()) {
if (is_visible_in_tree()) {
_update_graph();
}
} break;
@ -5907,14 +6071,14 @@ void VisualShaderEditor::drop_data_fw(const Point2 &p_point, const Variant &p_da
}
void VisualShaderEditor::_show_preview_text() {
preview_showed = !preview_showed;
if (preview_showed) {
if (preview_first) {
preview_window->set_size(Size2(400 * EDSCALE, 600 * EDSCALE));
preview_window->popup_centered();
preview_first = false;
code_preview_showed = !code_preview_showed;
if (code_preview_showed) {
if (code_preview_first) {
code_preview_window->set_size(Size2(400 * EDSCALE, 600 * EDSCALE));
code_preview_window->popup_centered();
code_preview_first = false;
} else {
preview_window->popup();
code_preview_window->popup();
}
_preview_size_changed();
@ -5923,18 +6087,18 @@ void VisualShaderEditor::_show_preview_text() {
pending_update_preview = false;
}
} else {
preview_window->hide();
code_preview_window->hide();
}
}
void VisualShaderEditor::_preview_close_requested() {
preview_showed = false;
preview_window->hide();
preview_shader->set_pressed(false);
code_preview_showed = false;
code_preview_window->hide();
code_preview_button->set_pressed(false);
}
void VisualShaderEditor::_preview_size_changed() {
preview_vbox->set_custom_minimum_size(preview_window->get_size());
code_preview_vbox->set_custom_minimum_size(code_preview_window->get_size());
}
static ShaderLanguage::DataType _visual_shader_editor_get_global_shader_uniform_type(const StringName &p_variable) {
@ -5943,7 +6107,7 @@ static ShaderLanguage::DataType _visual_shader_editor_get_global_shader_uniform_
}
void VisualShaderEditor::_update_preview() {
if (!preview_showed) {
if (!code_preview_showed) {
pending_update_preview = true;
return;
}
@ -6035,14 +6199,25 @@ void VisualShaderEditor::_get_next_nodes_recursively(VisualShader::Type p_type,
void VisualShaderEditor::_visibility_changed() {
if (!is_visible()) {
if (preview_window->is_visible()) {
preview_shader->set_pressed(false);
preview_window->hide();
preview_showed = false;
if (code_preview_window->is_visible()) {
code_preview_button->set_pressed(false);
code_preview_window->hide();
code_preview_showed = false;
}
}
}
void VisualShaderEditor::_show_shader_preview() {
shader_preview_showed = !shader_preview_showed;
if (shader_preview_showed) {
shader_preview_vbox->show();
} else {
shader_preview_vbox->hide();
_param_unselected();
}
}
void VisualShaderEditor::_bind_methods() {
ClassDB::bind_method("_update_nodes", &VisualShaderEditor::_update_nodes);
ClassDB::bind_method("_update_graph", &VisualShaderEditor::_update_graph);
@ -6057,6 +6232,7 @@ void VisualShaderEditor::_bind_methods() {
ClassDB::bind_method("_update_constant", &VisualShaderEditor::_update_constant);
ClassDB::bind_method("_update_parameter", &VisualShaderEditor::_update_parameter);
ClassDB::bind_method("_update_next_previews", &VisualShaderEditor::_update_next_previews);
ClassDB::bind_method("_update_current_param", &VisualShaderEditor::_update_current_param);
}
VisualShaderEditor::VisualShaderEditor() {
@ -6065,14 +6241,19 @@ VisualShaderEditor::VisualShaderEditor() {
FileSystemDock::get_singleton()->get_script_create_dialog()->connect("script_created", callable_mp(this, &VisualShaderEditor::_script_created));
FileSystemDock::get_singleton()->connect("resource_removed", callable_mp(this, &VisualShaderEditor::_resource_removed));
HSplitContainer *main_box = memnew(HSplitContainer);
main_box->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
add_child(main_box);
graph = memnew(GraphEdit);
graph->get_menu_hbox()->set_h_size_flags(SIZE_EXPAND_FILL);
graph->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
graph->set_v_size_flags(SIZE_EXPAND_FILL);
graph->set_h_size_flags(SIZE_EXPAND_FILL);
graph->set_custom_minimum_size(Size2(200 * EDSCALE, 0));
graph->set_grid_pattern(GraphEdit::GridPattern::GRID_PATTERN_DOTS);
int grid_pattern = EDITOR_GET("editors/visual_editors/grid_pattern");
graph->set_grid_pattern((GraphEdit::GridPattern)grid_pattern);
graph->set_show_zoom_label(true);
add_child(graph);
main_box->add_child(graph);
SET_DRAG_FORWARDING_GCD(graph, VisualShaderEditor);
float graph_minimap_opacity = EDITOR_GET("editors/visual_editors/minimap_opacity");
graph->set_minimap_opacity(graph_minimap_opacity);
@ -6160,9 +6341,30 @@ VisualShaderEditor::VisualShaderEditor() {
graph->add_valid_connection_type(VisualShaderNode::PORT_TYPE_TRANSFORM, VisualShaderNode::PORT_TYPE_TRANSFORM);
graph->add_valid_connection_type(VisualShaderNode::PORT_TYPE_SAMPLER, VisualShaderNode::PORT_TYPE_SAMPLER);
PanelContainer *toolbar_panel = static_cast<PanelContainer *>(graph->get_menu_hbox()->get_parent());
toolbar_panel->set_anchors_and_offsets_preset(Control::PRESET_TOP_WIDE, PRESET_MODE_MINSIZE, 10);
toolbar_panel->set_mouse_filter(Control::MOUSE_FILTER_IGNORE);
HFlowContainer *toolbar = memnew(HFlowContainer);
{
LocalVector<Node *> nodes;
for (int i = 0; i < graph->get_menu_hbox()->get_child_count(); i++) {
Node *child = graph->get_menu_hbox()->get_child(i);
nodes.push_back(child);
}
for (Node *node : nodes) {
graph->get_menu_hbox()->remove_child(node);
toolbar->add_child(node);
}
graph->get_menu_hbox()->hide();
toolbar_panel->add_child(toolbar);
}
VSeparator *vs = memnew(VSeparator);
graph->get_menu_hbox()->add_child(vs);
graph->get_menu_hbox()->move_child(vs, 0);
toolbar->add_child(vs);
toolbar->move_child(vs, 0);
custom_mode_box = memnew(CheckBox);
custom_mode_box->set_text(TTR("Custom"));
@ -6196,22 +6398,22 @@ VisualShaderEditor::VisualShaderEditor() {
edit_type = edit_type_standard;
graph->get_menu_hbox()->add_child(custom_mode_box);
graph->get_menu_hbox()->move_child(custom_mode_box, 0);
graph->get_menu_hbox()->add_child(edit_type_standard);
graph->get_menu_hbox()->move_child(edit_type_standard, 0);
graph->get_menu_hbox()->add_child(edit_type_particles);
graph->get_menu_hbox()->move_child(edit_type_particles, 0);
graph->get_menu_hbox()->add_child(edit_type_sky);
graph->get_menu_hbox()->move_child(edit_type_sky, 0);
graph->get_menu_hbox()->add_child(edit_type_fog);
graph->get_menu_hbox()->move_child(edit_type_fog, 0);
toolbar->add_child(custom_mode_box);
toolbar->move_child(custom_mode_box, 0);
toolbar->add_child(edit_type_standard);
toolbar->move_child(edit_type_standard, 0);
toolbar->add_child(edit_type_particles);
toolbar->move_child(edit_type_particles, 0);
toolbar->add_child(edit_type_sky);
toolbar->move_child(edit_type_sky, 0);
toolbar->add_child(edit_type_fog);
toolbar->move_child(edit_type_fog, 0);
add_node = memnew(Button);
add_node->set_flat(true);
add_node->set_text(TTR("Add Node..."));
graph->get_menu_hbox()->add_child(add_node);
graph->get_menu_hbox()->move_child(add_node, 0);
toolbar->add_child(add_node);
toolbar->move_child(add_node, 0);
add_node->connect(SceneStringName(pressed), callable_mp(this, &VisualShaderEditor::_show_members_dialog).bind(false, VisualShaderNode::PORT_TYPE_MAX, VisualShaderNode::PORT_TYPE_MAX));
graph->connect("graph_elements_linked_to_frame_request", callable_mp(this, &VisualShaderEditor::_nodes_linked_to_frame_request));
@ -6220,46 +6422,54 @@ VisualShaderEditor::VisualShaderEditor() {
varying_button = memnew(MenuButton);
varying_button->set_text(TTR("Manage Varyings"));
varying_button->set_switch_on_hover(true);
graph->get_menu_hbox()->add_child(varying_button);
toolbar->add_child(varying_button);
PopupMenu *varying_menu = varying_button->get_popup();
varying_menu->add_item(TTR("Add Varying"), int(VaryingMenuOptions::ADD));
varying_menu->add_item(TTR("Remove Varying"), int(VaryingMenuOptions::REMOVE));
varying_menu->connect(SceneStringName(id_pressed), callable_mp(this, &VisualShaderEditor::_varying_menu_id_pressed));
preview_shader = memnew(Button);
preview_shader->set_theme_type_variation("FlatButton");
preview_shader->set_toggle_mode(true);
preview_shader->set_tooltip_text(TTR("Show generated shader code."));
graph->get_menu_hbox()->add_child(preview_shader);
preview_shader->connect(SceneStringName(pressed), callable_mp(this, &VisualShaderEditor::_show_preview_text));
code_preview_button = memnew(Button);
code_preview_button->set_theme_type_variation("FlatButton");
code_preview_button->set_toggle_mode(true);
code_preview_button->set_tooltip_text(TTR("Show generated shader code."));
toolbar->add_child(code_preview_button);
code_preview_button->connect(SceneStringName(pressed), callable_mp(this, &VisualShaderEditor::_show_preview_text));
shader_preview_button = memnew(Button);
shader_preview_button->set_theme_type_variation("FlatButton");
shader_preview_button->set_toggle_mode(true);
shader_preview_button->set_tooltip_text(TTR("Toggle shader preview."));
shader_preview_button->set_pressed(true);
toolbar->add_child(shader_preview_button);
shader_preview_button->connect(SceneStringName(pressed), callable_mp(this, &VisualShaderEditor::_show_shader_preview));
///////////////////////////////////////
// PREVIEW WINDOW
// CODE PREVIEW
///////////////////////////////////////
preview_window = memnew(Window);
preview_window->set_title(TTR("Generated Shader Code"));
preview_window->set_visible(preview_showed);
preview_window->set_exclusive(true);
preview_window->connect("close_requested", callable_mp(this, &VisualShaderEditor::_preview_close_requested));
preview_window->connect("size_changed", callable_mp(this, &VisualShaderEditor::_preview_size_changed));
add_child(preview_window);
code_preview_window = memnew(Window);
code_preview_window->set_title(TTR("Generated Shader Code"));
code_preview_window->set_visible(code_preview_showed);
code_preview_window->set_exclusive(true);
code_preview_window->connect("close_requested", callable_mp(this, &VisualShaderEditor::_preview_close_requested));
code_preview_window->connect("size_changed", callable_mp(this, &VisualShaderEditor::_preview_size_changed));
add_child(code_preview_window);
preview_vbox = memnew(VBoxContainer);
preview_window->add_child(preview_vbox);
preview_vbox->add_theme_constant_override("separation", 0);
code_preview_vbox = memnew(VBoxContainer);
code_preview_window->add_child(code_preview_vbox);
code_preview_vbox->add_theme_constant_override("separation", 0);
preview_text = memnew(CodeEdit);
syntax_highlighter.instantiate();
preview_vbox->add_child(preview_text);
code_preview_vbox->add_child(preview_text);
preview_text->set_v_size_flags(Control::SIZE_EXPAND_FILL);
preview_text->set_syntax_highlighter(syntax_highlighter);
preview_text->set_draw_line_numbers(true);
preview_text->set_editable(false);
error_panel = memnew(PanelContainer);
preview_vbox->add_child(error_panel);
code_preview_vbox->add_child(error_panel);
error_panel->set_visible(false);
error_label = memnew(Label);
@ -6290,6 +6500,70 @@ VisualShaderEditor::VisualShaderEditor() {
connection_popup_menu->add_item(TTR("Insert New Reroute"), ConnectionMenuOptions::INSERT_NEW_REROUTE);
connection_popup_menu->connect(SceneStringName(id_pressed), callable_mp(this, &VisualShaderEditor::_connection_menu_id_pressed));
///////////////////////////////////////
// SHADER PREVIEW
///////////////////////////////////////
shader_preview_vbox = memnew(VBoxContainer);
shader_preview_vbox->set_custom_minimum_size(Size2(200 * EDSCALE, 0));
main_box->add_child(shader_preview_vbox);
VSplitContainer *preview_split = memnew(VSplitContainer);
preview_split->set_v_size_flags(SIZE_EXPAND_FILL);
shader_preview_vbox->add_child(preview_split);
// Initialize material editor.
{
env.instantiate();
Ref<Sky> sky = memnew(Sky());
env->set_sky(sky);
env->set_background(Environment::BG_COLOR);
env->set_ambient_source(Environment::AMBIENT_SOURCE_SKY);
env->set_reflection_source(Environment::REFLECTION_SOURCE_SKY);
preview_material.instantiate();
preview_material->connect(CoreStringName(property_list_changed), callable_mp(this, &VisualShaderEditor::_update_preview_parameter_list));
material_editor = memnew(MaterialEditor);
preview_split->add_child(material_editor);
}
VBoxContainer *params_vbox = memnew(VBoxContainer);
preview_split->add_child(params_vbox);
param_filter = memnew(LineEdit);
param_filter->connect(SceneStringName(text_changed), callable_mp(this, &VisualShaderEditor::_param_filter_changed));
param_filter->set_h_size_flags(SIZE_EXPAND_FILL);
param_filter->set_placeholder(TTR("Filter Parameters"));
params_vbox->add_child(param_filter);
ScrollContainer *sc = memnew(ScrollContainer);
sc->set_v_size_flags(SIZE_EXPAND_FILL);
params_vbox->add_child(sc);
parameters = memnew(Tree);
parameters->set_hide_root(true);
parameters->set_allow_reselect(true);
parameters->set_hide_folding(false);
parameters->set_h_size_flags(SIZE_EXPAND_FILL);
parameters->set_v_size_flags(SIZE_EXPAND_FILL);
parameters->connect(SceneStringName(item_selected), callable_mp(this, &VisualShaderEditor::_param_selected));
parameters->connect("nothing_selected", callable_mp(this, &VisualShaderEditor::_param_unselected));
sc->add_child(parameters);
param_vbox = memnew(VBoxContainer);
param_vbox->set_v_size_flags(SIZE_EXPAND_FILL);
param_vbox->hide();
params_vbox->add_child(param_vbox);
ScrollContainer *sc2 = memnew(ScrollContainer);
sc2->set_v_size_flags(SIZE_EXPAND_FILL);
param_vbox->add_child(sc2);
param_vbox2 = memnew(VBoxContainer);
param_vbox2->set_h_size_flags(SIZE_EXPAND_FILL);
sc2->add_child(param_vbox2);
///////////////////////////////////////
// SHADER NODES TREE
///////////////////////////////////////
@ -7714,36 +7988,21 @@ void VisualShaderNodePortPreview::_shader_changed() {
mat.instantiate();
mat->set_shader(preview_shader);
//find if a material is also being edited and copy parameters to this one
for (int i = EditorNode::get_singleton()->get_editor_selection_history()->get_path_size() - 1; i >= 0; i--) {
Object *object = ObjectDB::get_instance(EditorNode::get_singleton()->get_editor_selection_history()->get_path_object(i));
ShaderMaterial *src_mat;
if (!object) {
continue;
}
if (object->has_method("get_material_override")) { // trying getting material from MeshInstance
src_mat = Object::cast_to<ShaderMaterial>(object->call("get_material_override"));
} else if (object->has_method("get_material")) { // from CanvasItem/Node2D
src_mat = Object::cast_to<ShaderMaterial>(object->call("get_material"));
} else {
src_mat = Object::cast_to<ShaderMaterial>(object);
}
if (src_mat && src_mat->get_shader().is_valid()) {
List<PropertyInfo> params;
src_mat->get_shader()->get_shader_uniform_list(&params);
for (const PropertyInfo &E : params) {
mat->set_shader_parameter(E.name, src_mat->get_shader_parameter(E.name));
}
if (preview_mat.is_valid() && preview_mat->get_shader().is_valid()) {
List<PropertyInfo> params;
preview_mat->get_shader()->get_shader_uniform_list(&params);
for (const PropertyInfo &E : params) {
mat->set_shader_parameter(E.name, preview_mat->get_shader_parameter(E.name));
}
}
set_material(mat);
}
void VisualShaderNodePortPreview::setup(const Ref<VisualShader> &p_shader, VisualShader::Type p_type, int p_node, int p_port, bool p_is_valid) {
void VisualShaderNodePortPreview::setup(const Ref<VisualShader> &p_shader, Ref<ShaderMaterial> &p_preview_material, VisualShader::Type p_type, int p_node, int p_port, bool p_is_valid) {
shader = p_shader;
shader->connect_changed(callable_mp(this, &VisualShaderNodePortPreview::_shader_changed), CONNECT_DEFERRED);
preview_mat = p_preview_material;
type = p_type;
port = p_port;
node = p_node;