1/**
2 * Mandelbulber v2, a 3D fractal generator  _%}}i*<.        ____                _______
3 * Copyright (C) 2020 Mandelbulber Team   _>]|=||i=i<,     / __ \___  ___ ___  / ___/ /
4 *                                        \><||i|=>>%)    / /_/ / _ \/ -_) _ \/ /__/ /__
5 * This file is part of Mandelbulber.     )<=i=]=|=i<>    \____/ .__/\__/_//_/\___/____/
6 * The project is licensed under GPLv3,   -<>>=|><|||`        /_/
7 * see also COPYING file in this folder.    ~+{i%+++
8 *
9 * Box Tiling 4d
10
11 * This file has been autogenerated by tools/populateUiInformation.php
12 * from the file "fractal_transf_box_tiling4d.cpp" in the folder formula/definition
13 * D O    N O T    E D I T    T H I S    F I L E !
14 */
15
16REAL4 TransfBoxTiling4dIteration(REAL4 z, __constant sFractalCl *fractal, sExtendedAuxCl *aux)
17{
18	REAL4 size = fractal->transformCommon.offset2222;
19	REAL4 oldZ = z;
20
21	if (!fractal->transformCommon.functionEnabledFalse)
22	{
23		if (fractal->transformCommon.functionEnabledx && size.x != 0.0f)
24		{
25			z.x -= round(z.x / size.x) * size.x;
26		}
27		if (fractal->transformCommon.functionEnabledyFalse && size.y != 0.0f)
28		{
29			z.y -= round(z.y / size.y) * size.y;
30		}
31		if (fractal->transformCommon.functionEnabledzFalse && size.z != 0.0f)
32		{
33			z.z -= round(z.z / size.z) * size.z;
34		}
35		if (fractal->transformCommon.functionEnabledwFalse && size.w != 0.0f)
36		{
37			z.w -= round(z.w / size.w) * size.w;
38		}
39	}
40	else
41	{
42		REAL4 repeatPos = fractal->transformCommon.offsetA1111;
43		REAL4 repeatNeg = fractal->transformCommon.offsetB1111;
44
45		if (fractal->transformCommon.functionEnabledx && z.x < (repeatPos.x + 0.5f) * size.x
46				&& z.x > (repeatNeg.x + 0.5f) * -size.x && size.x != 0.0f)
47		{
48			z.x -= round(z.x / size.x) * size.x;
49		}
50		if (fractal->transformCommon.functionEnabledyFalse && z.y < (repeatPos.y + 0.5f) * size.y
51				&& z.y > (repeatNeg.y + 0.5f) * -size.y && size.y != 0.0f)
52		{
53			z.y -= round(z.y / size.y) * size.y;
54		}
55		if (fractal->transformCommon.functionEnabledzFalse && z.z < (repeatPos.z + 0.5f) * size.z
56				&& z.z > (repeatNeg.z + 0.5f) * -size.z && size.z != 0.0f)
57		{
58			z.z -= round(z.z / size.z) * size.z;
59		}
60		if (fractal->transformCommon.functionEnabledwFalse && z.w < (repeatPos.w + 0.5f) * size.w
61				&& z.w > (repeatNeg.w + 0.5f) * -size.w && size.w != 0.0f)
62		{
63			z.w -= round(z.w / size.w) * size.w;
64		}
65	}
66
67	if (fractal->transformCommon.functionEnabledBxFalse)
68	{
69		z.x = z.x * fractal->transformCommon.scale1 / (fabs(oldZ.x) + 1.0f);
70		z.y = z.y * fractal->transformCommon.scale1 / (fabs(oldZ.y) + 1.0f);
71		z.z = z.z * fractal->transformCommon.scale1 / (fabs(oldZ.z) + 1.0f);
72		z.w = z.w * fractal->transformCommon.scale1 / (fabs(oldZ.w) + 1.0f);
73	}
74
75	if (fractal->analyticDE.enabled)
76	{
77		if (!fractal->analyticDE.enabledFalse)
78			aux->DE = aux->DE * fractal->analyticDE.scale1 + fractal->analyticDE.offset0;
79		else
80		{
81			aux->DE = aux->DE * length(z) * fractal->analyticDE.scale1 + fractal->analyticDE.offset0;
82		}
83	}
84	return z;
85}