godot_fastnoise/noise.cpp

/*************************************************************************/
/*  noise.cpp                                                            */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
/* This file is (c) 2016 Marc Gilleron <moc.liamg@norellig.cram>         */
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/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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#include "noise.h"

const String FastNoise::BINDING_STRING_TYPE = "Value,Value Fractal,Perlin,Perlin Fractal,Simplex,Simplex Fractal,Cellular,White Noise,Cubic,Cubic Fractal";
const String FastNoise::BINDING_STRING_INTERPOLATION = "Linear,Quintic,Hermite";
const String FastNoise::BINDING_STRING_FRACTAL_TYPE = "FBM,Billow,Rigid Multi";
const String FastNoise::BINDING_STRING_CELLULAR_DISTANCE_FUNCTION = "Euclidean,Manhattan,Naural";
const String FastNoise::BINDING_STRING_CELLULAR_RETURN_TYPE = "Cell Value,Noise lookup,Distance,Distance 2,Distance 2 Add,Distance 2 Sub,Distance 2 Mul,Distance 2 Div";

FastNoise::FastNoise() : RefCounted() {
    
}

void FastNoise::set_cellular_noise_lookup(Ref<FastNoise> other_noise) {

    _cellular_lookup_ref = other_noise;

    if (_cellular_lookup_ref.is_null())
        _noise.SetCellularNoiseLookup(NULL);
    else
        _noise.SetCellularNoiseLookup(&_cellular_lookup_ref->_noise);
}

void FastNoise::set_cellular_distance_2_indices(int index0, int index1) {
	_noise.SetCellularDistance2Indices(index0, index1);
}

PoolIntArray FastNoise::get_cellular_distance_2_indices() const {
	int i0, i1;
	_noise.GetCellularDistance2Indices(i0, i1);
	PoolIntArray a;
	a.append(i0);
	a.append(i1);
	return a;
}

void FastNoise::_bind_methods() {
    
	ClassDB::bind_method(D_METHOD("set_seed", "seed"), &FastNoise::set_seed);
	ClassDB::bind_method(D_METHOD("get_seed"), &FastNoise::get_seed);

	ClassDB::bind_method(D_METHOD("set_noise_type", "type"), &FastNoise::set_noise_type);
	ClassDB::bind_method(D_METHOD("get_noise_type"), &FastNoise::get_noise_type);

	ClassDB::bind_method(D_METHOD("set_interpolation", "interp"), &FastNoise::set_interpolation);
	ClassDB::bind_method(D_METHOD("get_interpolation"), &FastNoise::get_interpolation);

	ClassDB::bind_method(D_METHOD("set_frequency", "freq"), &FastNoise::set_frequency);
	ClassDB::bind_method(D_METHOD("get_frequency"), &FastNoise::get_frequency);

	ClassDB::bind_method(D_METHOD("set_fractal_gain", "gain"), &FastNoise::set_fractal_gain);
	ClassDB::bind_method(D_METHOD("get_fractal_gain"), &FastNoise::get_fractal_gain);

	ClassDB::bind_method(D_METHOD("set_fractal_type", "type"), &FastNoise::set_fractal_type);
	ClassDB::bind_method(D_METHOD("get_fractal_type"), &FastNoise::get_fractal_type);

	ClassDB::bind_method(D_METHOD("set_fractal_octaves", "octave_count"), &FastNoise::set_fractal_octaves);
	ClassDB::bind_method(D_METHOD("get_fractal_octaves"), &FastNoise::get_fractal_octaves);

	ClassDB::bind_method(D_METHOD("set_fractal_lacunarity", "lacunarity"), &FastNoise::set_fractal_lacunarity);
	ClassDB::bind_method(D_METHOD("get_fractal_lacunarity"), &FastNoise::get_fractal_lacunarity);

	ClassDB::bind_method(D_METHOD("set_cellular_distance_function", "func"), &FastNoise::set_cellular_distance_function);
	ClassDB::bind_method(D_METHOD("get_cellular_distance_function"), &FastNoise::get_cellular_distance_function);

	ClassDB::bind_method(D_METHOD("set_cellular_return_type", "ret"), &FastNoise::set_cellular_return_type);
	ClassDB::bind_method(D_METHOD("get_cellular_return_type"), &FastNoise::get_cellular_return_type);

	ClassDB::bind_method(D_METHOD("set_cellular_noise_lookup", "other_noise"), &FastNoise::set_cellular_noise_lookup);
	ClassDB::bind_method(D_METHOD("get_cellular_noise_lookup"), &FastNoise::get_cellular_noise_lookup);

	ClassDB::bind_method(D_METHOD("set_cellular_distance_2_indices", "i0", "i1"), &FastNoise::set_cellular_distance_2_indices);
	ClassDB::bind_method(D_METHOD("get_cellular_distance_2_indices"), &FastNoise::get_cellular_distance_2_indices);

	ClassDB::bind_method(D_METHOD("set_cellular_jitter", "jitter"), &FastNoise::set_cellular_jitter);
	ClassDB::bind_method(D_METHOD("get_cellular_jitter"), &FastNoise::get_cellular_jitter);

	ClassDB::bind_method(D_METHOD("set_gradient_perturbation_amplitude", "amp"), &FastNoise::set_gradient_perturbation_amplitude);
	ClassDB::bind_method(D_METHOD("get_gradient_perturbation_amplitude"), &FastNoise::get_gradient_perturbation_amplitude);

	ClassDB::bind_method(D_METHOD("get_noise_2d", "x", "y"), &FastNoise::get_noise_2d);
	ClassDB::bind_method(D_METHOD("get_noise_2dv", "pos"), &FastNoise::get_noise_2dv);
	ClassDB::bind_method(D_METHOD("get_noise_3d", "x", "y", "z"), &FastNoise::get_noise_3d);
	ClassDB::bind_method(D_METHOD("get_noise_3dv", "pos"), &FastNoise::get_noise_3dv);
	ClassDB::bind_method(D_METHOD("get_simplex_4d", "x", "y", "z", "w"), &FastNoise::get_simplex_4d);
	ClassDB::bind_method(D_METHOD("get_white_noise_4d", "x", "y", "z", "w"), &FastNoise::get_white_noise_4d);
    // TODO Bind intermediary functions?

	BIND_ENUM_CONSTANT( TYPE_VALUE );
	BIND_ENUM_CONSTANT( TYPE_VALUE_FRACTAL );
	BIND_ENUM_CONSTANT( TYPE_PERLIN );
	BIND_ENUM_CONSTANT( TYPE_PERLIN_FRACTAL );
	BIND_ENUM_CONSTANT( TYPE_SIMPLEX );
	BIND_ENUM_CONSTANT( TYPE_SIMPLEX_FRACTAL );
	BIND_ENUM_CONSTANT( TYPE_CELLULAR );
	BIND_ENUM_CONSTANT( TYPE_WHITE_NOISE );
	BIND_ENUM_CONSTANT( TYPE_CUBIC );
	BIND_ENUM_CONSTANT( TYPE_CUBIC_FRACTAL );

	BIND_ENUM_CONSTANT( INTERP_LINEAR );
	BIND_ENUM_CONSTANT( INTERP_QUINTIC );
	BIND_ENUM_CONSTANT( INTERP_HERMITE );

	BIND_ENUM_CONSTANT( FRACTAL_FBM );
	BIND_ENUM_CONSTANT( FRACTAL_BILLOW );
	BIND_ENUM_CONSTANT( FRACTAL_RIGID_MULTI );

	BIND_ENUM_CONSTANT( DISTANCE_EUCLIDEAN );
	BIND_ENUM_CONSTANT( DISTANCE_MANHATTAN );
	BIND_ENUM_CONSTANT( DISTANCE_NATURAL );

	BIND_ENUM_CONSTANT( RETURN_CELL_VALUE );
	BIND_ENUM_CONSTANT( RETURN_NOISE_LOOKUP );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE_2 );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE_2_ADD );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE_2_SUB );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE_2_MUL );
	BIND_ENUM_CONSTANT( RETURN_DISTANCE_2_DIV );

}