#ifndef SHADER_MATERIAL_H
#define SHADER_MATERIAL_H

/*************************************************************************/
/*  material.h                                                           */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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/* 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,   */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/*************************************************************************/

#include "core/object/resource.h"
#include "core/containers/self_list.h"

#include "scene/resources/material/material.h"

#include "scene/resources/shader.h"
#include "core/servers/rendering/rendering_server.h"

class Texture;

class ShaderMaterial : public Material {
	GDCLASS(ShaderMaterial, Material);
	Ref<Shader> shader;

protected:
	bool _set(const StringName &p_name, const Variant &p_value);
	bool _get(const StringName &p_name, Variant &r_ret) const;
	void _get_property_list(List<PropertyInfo> *p_list) const;
	bool property_can_revert(const String &p_name);
	Variant property_get_revert(const String &p_name);

	static void _bind_methods();

	void get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options, const String &quote_style) const;

	virtual bool _can_do_next_pass() const;

	void _shader_changed();

public:
	void set_shader(const Ref<Shader> &p_shader);
	Ref<Shader> get_shader() const;

	void set_shader_param(const StringName &p_param, const Variant &p_value);
	Variant get_shader_param(const StringName &p_param) const;

	virtual Shader::Mode get_shader_mode() const;

	ShaderMaterial();
	~ShaderMaterial();
};

#endif