1/**************************************************************************/
2/* math_fieldwise.cpp */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifdef TOOLS_ENABLED
32
33#include "math_fieldwise.h"
34
35#define SETUP_TYPE(m_type) \
36 m_type source = p_source; \
37 m_type target = p_target;
38#define TRY_TRANSFER_FIELD(m_name, m_member) \
39 if (p_field == m_name) { \
40 target.m_member = source.m_member; \
41 }
42
43Variant fieldwise_assign(const Variant &p_target, const Variant &p_source, const String &p_field) {
44 ERR_FAIL_COND_V(p_target.get_type() != p_source.get_type(), p_target);
45
46 /* clang-format makes a mess of this macro usage */
47 /* clang-format off */
48
49 switch (p_source.get_type()) {
50 case Variant::VECTOR2: {
51 SETUP_TYPE(Vector2)
52
53 /**/ TRY_TRANSFER_FIELD("x", x)
54 else TRY_TRANSFER_FIELD("y", y)
55
56 return target;
57 }
58
59 case Variant::VECTOR2I: {
60 SETUP_TYPE(Vector2i)
61
62 /**/ TRY_TRANSFER_FIELD("x", x)
63 else TRY_TRANSFER_FIELD("y", y)
64
65 return target;
66 }
67
68 case Variant::RECT2: {
69 SETUP_TYPE(Rect2)
70
71 /**/ TRY_TRANSFER_FIELD("x", position.x)
72 else TRY_TRANSFER_FIELD("y", position.y)
73 else TRY_TRANSFER_FIELD("w", size.x)
74 else TRY_TRANSFER_FIELD("h", size.y)
75
76 return target;
77 }
78
79 case Variant::RECT2I: {
80 SETUP_TYPE(Rect2i)
81
82 /**/ TRY_TRANSFER_FIELD("x", position.x)
83 else TRY_TRANSFER_FIELD("y", position.y)
84 else TRY_TRANSFER_FIELD("w", size.x)
85 else TRY_TRANSFER_FIELD("h", size.y)
86
87 return target;
88 }
89
90 case Variant::VECTOR3: {
91 SETUP_TYPE(Vector3)
92
93 /**/ TRY_TRANSFER_FIELD("x", x)
94 else TRY_TRANSFER_FIELD("y", y)
95 else TRY_TRANSFER_FIELD("z", z)
96
97 return target;
98 }
99
100 case Variant::VECTOR3I: {
101 SETUP_TYPE(Vector3i)
102
103 /**/ TRY_TRANSFER_FIELD("x", x)
104 else TRY_TRANSFER_FIELD("y", y)
105 else TRY_TRANSFER_FIELD("z", z)
106
107 return target;
108 }
109
110 case Variant::VECTOR4: {
111 SETUP_TYPE(Vector4)
112
113 /**/ TRY_TRANSFER_FIELD("x", x)
114 else TRY_TRANSFER_FIELD("y", y)
115 else TRY_TRANSFER_FIELD("z", z)
116 else TRY_TRANSFER_FIELD("w", w)
117
118 return target;
119 }
120
121 case Variant::VECTOR4I: {
122 SETUP_TYPE(Vector4i)
123
124 /**/ TRY_TRANSFER_FIELD("x", x)
125 else TRY_TRANSFER_FIELD("y", y)
126 else TRY_TRANSFER_FIELD("z", z)
127 else TRY_TRANSFER_FIELD("w", w)
128
129 return target;
130 }
131
132 case Variant::PLANE: {
133 SETUP_TYPE(Plane)
134
135 /**/ TRY_TRANSFER_FIELD("x", normal.x)
136 else TRY_TRANSFER_FIELD("y", normal.y)
137 else TRY_TRANSFER_FIELD("z", normal.z)
138 else TRY_TRANSFER_FIELD("d", d)
139
140 return target;
141 }
142
143 case Variant::QUATERNION: {
144 SETUP_TYPE(Quaternion)
145
146 /**/ TRY_TRANSFER_FIELD("x", x)
147 else TRY_TRANSFER_FIELD("y", y)
148 else TRY_TRANSFER_FIELD("z", z)
149 else TRY_TRANSFER_FIELD("w", w)
150
151 return target;
152 }
153
154 case Variant::AABB: {
155 SETUP_TYPE(AABB)
156
157 /**/ TRY_TRANSFER_FIELD("px", position.x)
158 else TRY_TRANSFER_FIELD("py", position.y)
159 else TRY_TRANSFER_FIELD("pz", position.z)
160 else TRY_TRANSFER_FIELD("sx", size.x)
161 else TRY_TRANSFER_FIELD("sy", size.y)
162 else TRY_TRANSFER_FIELD("sz", size.z)
163
164 return target;
165 }
166
167 case Variant::TRANSFORM2D: {
168 SETUP_TYPE(Transform2D)
169
170 /**/ TRY_TRANSFER_FIELD("xx", columns[0][0])
171 else TRY_TRANSFER_FIELD("xy", columns[0][1])
172 else TRY_TRANSFER_FIELD("yx", columns[1][0])
173 else TRY_TRANSFER_FIELD("yy", columns[1][1])
174 else TRY_TRANSFER_FIELD("ox", columns[2][0])
175 else TRY_TRANSFER_FIELD("oy", columns[2][1])
176
177 return target;
178 }
179
180 case Variant::BASIS: {
181 SETUP_TYPE(Basis)
182
183 /**/ TRY_TRANSFER_FIELD("xx", rows[0][0])
184 else TRY_TRANSFER_FIELD("xy", rows[0][1])
185 else TRY_TRANSFER_FIELD("xz", rows[0][2])
186 else TRY_TRANSFER_FIELD("yx", rows[1][0])
187 else TRY_TRANSFER_FIELD("yy", rows[1][1])
188 else TRY_TRANSFER_FIELD("yz", rows[1][2])
189 else TRY_TRANSFER_FIELD("zx", rows[2][0])
190 else TRY_TRANSFER_FIELD("zy", rows[2][1])
191 else TRY_TRANSFER_FIELD("zz", rows[2][2])
192
193 return target;
194 }
195
196 case Variant::TRANSFORM3D: {
197 SETUP_TYPE(Transform3D)
198
199 /**/ TRY_TRANSFER_FIELD("xx", basis.rows[0][0])
200 else TRY_TRANSFER_FIELD("xy", basis.rows[0][1])
201 else TRY_TRANSFER_FIELD("xz", basis.rows[0][2])
202 else TRY_TRANSFER_FIELD("yx", basis.rows[1][0])
203 else TRY_TRANSFER_FIELD("yy", basis.rows[1][1])
204 else TRY_TRANSFER_FIELD("yz", basis.rows[1][2])
205 else TRY_TRANSFER_FIELD("zx", basis.rows[2][0])
206 else TRY_TRANSFER_FIELD("zy", basis.rows[2][1])
207 else TRY_TRANSFER_FIELD("zz", basis.rows[2][2])
208 else TRY_TRANSFER_FIELD("xo", origin.x)
209 else TRY_TRANSFER_FIELD("yo", origin.y)
210 else TRY_TRANSFER_FIELD("zo", origin.z)
211
212 return target;
213 }
214
215 case Variant::PROJECTION: {
216 SETUP_TYPE(Projection)
217
218 /**/ TRY_TRANSFER_FIELD("xx", columns[0].x)
219 else TRY_TRANSFER_FIELD("xy", columns[0].y)
220 else TRY_TRANSFER_FIELD("xz", columns[0].z)
221 else TRY_TRANSFER_FIELD("xw", columns[0].w)
222 else TRY_TRANSFER_FIELD("yx", columns[1].x)
223 else TRY_TRANSFER_FIELD("yy", columns[1].y)
224 else TRY_TRANSFER_FIELD("yz", columns[1].z)
225 else TRY_TRANSFER_FIELD("yw", columns[1].w)
226 else TRY_TRANSFER_FIELD("zx", columns[2].x)
227 else TRY_TRANSFER_FIELD("zy", columns[2].y)
228 else TRY_TRANSFER_FIELD("zz", columns[2].z)
229 else TRY_TRANSFER_FIELD("zw", columns[2].w)
230 else TRY_TRANSFER_FIELD("xo", columns[3].x)
231 else TRY_TRANSFER_FIELD("yo", columns[3].y)
232 else TRY_TRANSFER_FIELD("zo", columns[3].z)
233 else TRY_TRANSFER_FIELD("wo", columns[3].w)
234
235 return target;
236 }
237
238 default: {
239 ERR_FAIL_V(p_target);
240 }
241 }
242 /* clang-format on */
243}
244
245#endif // TOOLS_ENABLED
246