godot/scene/resources/visual_shader_nodes.h

/*************************************************************************/
/*  visual_shader_nodes.h                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
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/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
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#ifndef VISUAL_SHADER_NODES_H
#define VISUAL_SHADER_NODES_H

#include "scene/resources/visual_shader.h"

///////////////////////////////////////
/// CONSTANTS
///////////////////////////////////////

class VisualShaderNodeScalarConstant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarConstant, VisualShaderNode)
	float constant;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_constant(float p_value);
	float get_constant() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeScalarConstant();
};

///////////////////////////////////////

class VisualShaderNodeBooleanConstant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeBooleanConstant, VisualShaderNode)
	bool constant;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_constant(bool p_value);
	bool get_constant() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeBooleanConstant();
};

///////////////////////////////////////

class VisualShaderNodeColorConstant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeColorConstant, VisualShaderNode)
	Color constant;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_constant(Color p_value);
	Color get_constant() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeColorConstant();
};

///////////////////////////////////////

class VisualShaderNodeVec3Constant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVec3Constant, VisualShaderNode)
	Vector3 constant;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_constant(Vector3 p_value);
	Vector3 get_constant() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeVec3Constant();
};

///////////////////////////////////////

class VisualShaderNodeTransformConstant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformConstant, VisualShaderNode)
	Transform constant;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_constant(Transform p_value);
	Transform get_constant() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeTransformConstant();
};

///////////////////////////////////////
/// TEXTURES
///////////////////////////////////////

class VisualShaderNodeTexture : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTexture, VisualShaderNode)
	Ref<Texture> texture;

public:
	enum Source {
		SOURCE_TEXTURE,
		SOURCE_SCREEN,
		SOURCE_2D_TEXTURE,
		SOURCE_2D_NORMAL
	};

	enum TextureType {
		TYPE_DATA,
		TYPE_COLOR,
		TYPE_NORMALMAP
	};

private:
	Source source;
	TextureType texture_type;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual Vector<VisualShader::DefaultTextureParam> get_default_texture_parameters(VisualShader::Type p_type, int p_id) const;
	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_source(Source p_source);
	Source get_source() const;

	void set_texture(Ref<Texture> p_value);
	Ref<Texture> get_texture() const;

	void set_texture_type(TextureType p_type);
	TextureType get_texture_type() const;

	virtual Vector<StringName> get_editable_properties() const;

	virtual String get_warning(Shader::Mode p_mode, VisualShader::Type p_type) const;

	VisualShaderNodeTexture();
};

VARIANT_ENUM_CAST(VisualShaderNodeTexture::TextureType)
VARIANT_ENUM_CAST(VisualShaderNodeTexture::Source)

///////////////////////////////////////

class VisualShaderNodeCubeMap : public VisualShaderNode {
	GDCLASS(VisualShaderNodeCubeMap, VisualShaderNode)
	Ref<CubeMap> cube_map;

public:
	enum TextureType {
		TYPE_DATA,
		TYPE_COLOR,
		TYPE_NORMALMAP
	};

private:
	TextureType texture_type;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual Vector<VisualShader::DefaultTextureParam> get_default_texture_parameters(VisualShader::Type p_type, int p_id) const;
	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_cube_map(Ref<CubeMap> p_value);
	Ref<CubeMap> get_cube_map() const;

	void set_texture_type(TextureType p_type);
	TextureType get_texture_type() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeCubeMap();
};

VARIANT_ENUM_CAST(VisualShaderNodeCubeMap::TextureType)

///////////////////////////////////////
/// OPS
///////////////////////////////////////

class VisualShaderNodeScalarOp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarOp, VisualShaderNode)

public:
	enum Operator {
		OP_ADD,
		OP_SUB,
		OP_MUL,
		OP_DIV,
		OP_MOD,
		OP_POW,
		OP_MAX,
		OP_MIN,
		OP_ATAN2,
		OP_STEP
	};

protected:
	Operator op;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_operator(Operator p_op);
	Operator get_operator() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeScalarOp();
};

VARIANT_ENUM_CAST(VisualShaderNodeScalarOp::Operator)

class VisualShaderNodeVectorOp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorOp, VisualShaderNode)

public:
	enum Operator {
		OP_ADD,
		OP_SUB,
		OP_MUL,
		OP_DIV,
		OP_MOD,
		OP_POW,
		OP_MAX,
		OP_MIN,
		OP_CROSS,
		OP_ATAN2,
		OP_REFLECT,
		OP_STEP
	};

protected:
	Operator op;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_operator(Operator p_op);
	Operator get_operator() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeVectorOp();
};

VARIANT_ENUM_CAST(VisualShaderNodeVectorOp::Operator)

///////////////////////////////////////

class VisualShaderNodeColorOp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeColorOp, VisualShaderNode)

public:
	enum Operator {
		OP_SCREEN,
		OP_DIFFERENCE,
		OP_DARKEN,
		OP_LIGHTEN,
		OP_OVERLAY,
		OP_DODGE,
		OP_BURN,
		OP_SOFT_LIGHT,
		OP_HARD_LIGHT
	};

protected:
	Operator op;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_operator(Operator p_op);
	Operator get_operator() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeColorOp();
};

VARIANT_ENUM_CAST(VisualShaderNodeColorOp::Operator)

///////////////////////////////////////
/// TRANSFORM-TRANSFORM MULTIPLICATION
///////////////////////////////////////

class VisualShaderNodeTransformMult : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformMult, VisualShaderNode)

public:
	enum Operator {
		OP_AxB,
		OP_BxA,
		OP_AxB_COMP,
		OP_BxA_COMP
	};

protected:
	Operator op;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_operator(Operator p_op);
	Operator get_operator() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeTransformMult();
};

VARIANT_ENUM_CAST(VisualShaderNodeTransformMult::Operator)

///////////////////////////////////////
/// TRANSFORM-VECTOR MULTIPLICATION
///////////////////////////////////////

class VisualShaderNodeTransformVecMult : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformVecMult, VisualShaderNode)

public:
	enum Operator {
		OP_AxB,
		OP_BxA,
		OP_3x3_AxB,
		OP_3x3_BxA,
	};

protected:
	Operator op;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_operator(Operator p_op);
	Operator get_operator() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeTransformVecMult();
};

VARIANT_ENUM_CAST(VisualShaderNodeTransformVecMult::Operator)

///////////////////////////////////////
/// SCALAR FUNC
///////////////////////////////////////

class VisualShaderNodeScalarFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_SIN,
		FUNC_COS,
		FUNC_TAN,
		FUNC_ASIN,
		FUNC_ACOS,
		FUNC_ATAN,
		FUNC_SINH,
		FUNC_COSH,
		FUNC_TANH,
		FUNC_LOG,
		FUNC_EXP,
		FUNC_SQRT,
		FUNC_ABS,
		FUNC_SIGN,
		FUNC_FLOOR,
		FUNC_ROUND,
		FUNC_CEIL,
		FUNC_FRAC,
		FUNC_SATURATE,
		FUNC_NEGATE,
		FUNC_ACOSH,
		FUNC_ASINH,
		FUNC_ATANH,
		FUNC_DEGREES,
		FUNC_EXP2,
		FUNC_INVERSE_SQRT,
		FUNC_LOG2,
		FUNC_RADIANS,
		FUNC_RECIPROCAL,
		FUNC_ROUNDEVEN,
		FUNC_TRUNC
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_func);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeScalarFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeScalarFunc::Function)

///////////////////////////////////////
/// VECTOR FUNC
///////////////////////////////////////

class VisualShaderNodeVectorFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_NORMALIZE,
		FUNC_SATURATE,
		FUNC_NEGATE,
		FUNC_RECIPROCAL,
		FUNC_RGB2HSV,
		FUNC_HSV2RGB,
		FUNC_ABS,
		FUNC_ACOS,
		FUNC_ACOSH,
		FUNC_ASIN,
		FUNC_ASINH,
		FUNC_ATAN,
		FUNC_ATANH,
		FUNC_CEIL,
		FUNC_COS,
		FUNC_COSH,
		FUNC_DEGREES,
		FUNC_EXP,
		FUNC_EXP2,
		FUNC_FLOOR,
		FUNC_FRAC,
		FUNC_INVERSE_SQRT,
		FUNC_LOG,
		FUNC_LOG2,
		FUNC_RADIANS,
		FUNC_ROUND,
		FUNC_ROUNDEVEN,
		FUNC_SIGN,
		FUNC_SIN,
		FUNC_SINH,
		FUNC_SQRT,
		FUNC_TAN,
		FUNC_TANH,
		FUNC_TRUNC
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_func);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeVectorFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeVectorFunc::Function)

///////////////////////////////////////
/// COLOR FUNC
///////////////////////////////////////

class VisualShaderNodeColorFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeColorFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_GRAYSCALE,
		FUNC_SEPIA
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_op);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeColorFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeColorFunc::Function)

///////////////////////////////////////
/// TRANSFORM FUNC
///////////////////////////////////////

class VisualShaderNodeTransformFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_INVERSE,
		FUNC_TRANSPOSE
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_op);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeTransformFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeTransformFunc::Function)

///////////////////////////////////////
/// DOT
///////////////////////////////////////

class VisualShaderNodeDotProduct : public VisualShaderNode {
	GDCLASS(VisualShaderNodeDotProduct, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeDotProduct();
};

///////////////////////////////////////
/// LENGTH
///////////////////////////////////////

class VisualShaderNodeVectorLen : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorLen, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorLen();
};

///////////////////////////////////////
/// DETERMINANT
///////////////////////////////////////

class VisualShaderNodeDeterminant : public VisualShaderNode {
	GDCLASS(VisualShaderNodeDeterminant, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeDeterminant();
};

///////////////////////////////////////
/// CLAMP
///////////////////////////////////////

class VisualShaderNodeScalarClamp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarClamp, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeScalarClamp();
};

///////////////////////////////////////

class VisualShaderNodeVectorClamp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorClamp, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorClamp();
};

///////////////////////////////////////
/// DERIVATIVE FUNCTIONS
///////////////////////////////////////

class VisualShaderNodeScalarDerivativeFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarDerivativeFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_SUM,
		FUNC_X,
		FUNC_Y
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_op);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeScalarDerivativeFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeScalarDerivativeFunc::Function)

///////////////////////////////////////

class VisualShaderNodeVectorDerivativeFunc : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorDerivativeFunc, VisualShaderNode)

public:
	enum Function {
		FUNC_SUM,
		FUNC_X,
		FUNC_Y
	};

protected:
	Function func;

	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	void set_function(Function p_op);
	Function get_function() const;

	virtual Vector<StringName> get_editable_properties() const;

	VisualShaderNodeVectorDerivativeFunc();
};

VARIANT_ENUM_CAST(VisualShaderNodeVectorDerivativeFunc::Function)

///////////////////////////////////////
/// FACEFORWARD
///////////////////////////////////////

class VisualShaderNodeFaceForward : public VisualShaderNode {
	GDCLASS(VisualShaderNodeFaceForward, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeFaceForward();
};

///////////////////////////////////////
/// OUTER PRODUCT
///////////////////////////////////////

class VisualShaderNodeOuterProduct : public VisualShaderNode {
	GDCLASS(VisualShaderNodeOuterProduct, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeOuterProduct();
};

///////////////////////////////////////
/// STEP
///////////////////////////////////////

class VisualShaderNodeVectorScalarStep : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorScalarStep, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorScalarStep();
};

///////////////////////////////////////
/// SMOOTHSTEP
///////////////////////////////////////

class VisualShaderNodeScalarSmoothStep : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarSmoothStep, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeScalarSmoothStep();
};

///////////////////////////////////////

class VisualShaderNodeVectorSmoothStep : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorSmoothStep, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorSmoothStep();
};

///////////////////////////////////////

class VisualShaderNodeVectorScalarSmoothStep : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorScalarSmoothStep, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorScalarSmoothStep();
};

///////////////////////////////////////
/// DISTANCE
///////////////////////////////////////

class VisualShaderNodeVectorDistance : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorDistance, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorDistance();
};

///////////////////////////////////////
/// REFRACT
///////////////////////////////////////

class VisualShaderNodeVectorRefract : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorRefract, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorRefract();
};

///////////////////////////////////////
/// MIX
///////////////////////////////////////

class VisualShaderNodeScalarInterp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeScalarInterp, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeScalarInterp();
};

///////////////////////////////////////

class VisualShaderNodeVectorInterp : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorInterp, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorInterp();
};

///////////////////////////////////////
/// COMPOSE
///////////////////////////////////////

class VisualShaderNodeVectorCompose : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorCompose, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorCompose();
};

///////////////////////////////////////

class VisualShaderNodeTransformCompose : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformCompose, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeTransformCompose();
};

///////////////////////////////////////
/// DECOMPOSE
///////////////////////////////////////

class VisualShaderNodeVectorDecompose : public VisualShaderNode {
	GDCLASS(VisualShaderNodeVectorDecompose, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVectorDecompose();
};

///////////////////////////////////////

class VisualShaderNodeTransformDecompose : public VisualShaderNode {
	GDCLASS(VisualShaderNodeTransformDecompose, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeTransformDecompose();
};

///////////////////////////////////////
/// UNIFORMS
///////////////////////////////////////

class VisualShaderNodeScalarUniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeScalarUniform, VisualShaderNodeUniform)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeScalarUniform();
};

///////////////////////////////////////

class VisualShaderNodeBooleanUniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeBooleanUniform, VisualShaderNodeUniform)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeBooleanUniform();
};

///////////////////////////////////////

class VisualShaderNodeColorUniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeColorUniform, VisualShaderNodeUniform)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeColorUniform();
};

///////////////////////////////////////

class VisualShaderNodeVec3Uniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeVec3Uniform, VisualShaderNodeUniform)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeVec3Uniform();
};

///////////////////////////////////////

class VisualShaderNodeTransformUniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeTransformUniform, VisualShaderNodeUniform)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeTransformUniform();
};

///////////////////////////////////////

class VisualShaderNodeTextureUniform : public VisualShaderNodeUniform {
	GDCLASS(VisualShaderNodeTextureUniform, VisualShaderNodeUniform)
public:
	enum TextureType {
		TYPE_DATA,
		TYPE_COLOR,
		TYPE_NORMALMAP,
		TYPE_ANISO,
	};

	enum ColorDefault {
		COLOR_DEFAULT_WHITE,
		COLOR_DEFAULT_BLACK
	};

private:
	TextureType texture_type;
	ColorDefault color_default;

protected:
	static void _bind_methods();

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const;
	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	Vector<StringName> get_editable_properties() const;

	void set_texture_type(TextureType p_type);
	TextureType get_texture_type() const;

	void set_color_default(ColorDefault p_default);
	ColorDefault get_color_default() const;

	VisualShaderNodeTextureUniform();
};

VARIANT_ENUM_CAST(VisualShaderNodeTextureUniform::TextureType)
VARIANT_ENUM_CAST(VisualShaderNodeTextureUniform::ColorDefault)

///////////////////////////////////////

class VisualShaderNodeCubeMapUniform : public VisualShaderNode {
	GDCLASS(VisualShaderNodeCubeMapUniform, VisualShaderNode)

public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const; //if no output is connected, the output var passed will be empty. if no input is connected and input is NIL, the input var passed will be empty

	VisualShaderNodeCubeMapUniform();
};

///////////////////////////////////////
/// IF
///////////////////////////////////////

class VisualShaderNodeIf : public VisualShaderNode {
	GDCLASS(VisualShaderNodeIf, VisualShaderNode)
public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const;

	VisualShaderNodeIf();
};

///////////////////////////////////////
/// SWITCH
///////////////////////////////////////

class VisualShaderNodeSwitch : public VisualShaderNode {
	GDCLASS(VisualShaderNodeSwitch, VisualShaderNode)
public:
	virtual String get_caption() const;

	virtual int get_input_port_count() const;
	virtual PortType get_input_port_type(int p_port) const;
	virtual String get_input_port_name(int p_port) const;

	virtual int get_output_port_count() const;
	virtual PortType get_output_port_type(int p_port) const;
	virtual String get_output_port_name(int p_port) const;

	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const;

	VisualShaderNodeSwitch();
};

#endif // VISUAL_SHADER_NODES_H