godot/editor/shader/editor_native_shader_source_visualizer.cpp

/**************************************************************************/
/*  editor_native_shader_source_visualizer.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.                  */
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/* 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:                                              */
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/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
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/**************************************************************************/

#include "editor_native_shader_source_visualizer.h"

#include "editor/editor_string_names.h"
#include "editor/settings/editor_settings.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/code_edit.h"
#include "scene/gui/text_edit.h"
#include "servers/rendering/shader_language.h"

void EditorNativeShaderSourceVisualizer::_inspect_shader(RID p_shader) {
	if (versions) {
		memdelete(versions);
		versions = nullptr;
	}

	RS::ShaderNativeSourceCode nsc = RS::get_singleton()->shader_get_native_source_code(p_shader);

	List<String> keywords;
	ShaderLanguage::get_keyword_list(&keywords);
	Ref<EditorJsonVisualizerSyntaxHighlighter> syntax_highlighter;
	syntax_highlighter.instantiate(keywords);

	versions = memnew(TabContainer);
	versions->set_tab_alignment(TabBar::ALIGNMENT_CENTER);
	versions->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	versions->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	for (int i = 0; i < nsc.versions.size(); i++) {
		TabContainer *vtab = memnew(TabContainer);
		vtab->set_name("Version " + itos(i));
		vtab->set_tab_alignment(TabBar::ALIGNMENT_CENTER);
		vtab->set_v_size_flags(Control::SIZE_EXPAND_FILL);
		vtab->set_h_size_flags(Control::SIZE_EXPAND_FILL);
		versions->add_child(vtab);
		for (int j = 0; j < nsc.versions[i].stages.size(); j++) {
			EditorJsonVisualizer *code_edit = memnew(EditorJsonVisualizer);
			code_edit->load_theme(syntax_highlighter);
			code_edit->set_name(nsc.versions[i].stages[j].name);
			code_edit->set_text(nsc.versions[i].stages[j].code);
			code_edit->set_v_size_flags(Control::SIZE_EXPAND_FILL);
			code_edit->set_h_size_flags(Control::SIZE_EXPAND_FILL);
			vtab->add_child(code_edit);
		}
	}
	add_child(versions);
	popup_centered_ratio();
}

void EditorNativeShaderSourceVisualizer::_bind_methods() {
	ClassDB::bind_method("_inspect_shader", &EditorNativeShaderSourceVisualizer::_inspect_shader);
}

EditorNativeShaderSourceVisualizer::EditorNativeShaderSourceVisualizer() {
	add_to_group("_native_shader_source_visualizer");
	set_title(TTR("Native Shader Source Inspector"));
}