godot/core/math/math_fieldwise.cpp
2022-10-04 12:34:19 -05:00

246 lines
7.4 KiB
C++

/*************************************************************************/
/* math_fieldwise.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* 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, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef TOOLS_ENABLED
#include "math_fieldwise.h"
#define SETUP_TYPE(m_type) \
m_type source = p_source; \
m_type target = p_target;
#define TRY_TRANSFER_FIELD(m_name, m_member) \
if (p_field == m_name) { \
target.m_member = source.m_member; \
}
Variant fieldwise_assign(const Variant &p_target, const Variant &p_source, const String &p_field) {
ERR_FAIL_COND_V(p_target.get_type() != p_source.get_type(), p_target);
/* clang-format makes a mess of this macro usage */
/* clang-format off */
switch (p_source.get_type()) {
case Variant::VECTOR2: {
SETUP_TYPE(Vector2)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
return target;
}
case Variant::VECTOR2I: {
SETUP_TYPE(Vector2i)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
return target;
}
case Variant::RECT2: {
SETUP_TYPE(Rect2)
/**/ TRY_TRANSFER_FIELD("x", position.x)
else TRY_TRANSFER_FIELD("y", position.y)
else TRY_TRANSFER_FIELD("w", size.x)
else TRY_TRANSFER_FIELD("h", size.y)
return target;
}
case Variant::RECT2I: {
SETUP_TYPE(Rect2i)
/**/ TRY_TRANSFER_FIELD("x", position.x)
else TRY_TRANSFER_FIELD("y", position.y)
else TRY_TRANSFER_FIELD("w", size.x)
else TRY_TRANSFER_FIELD("h", size.y)
return target;
}
case Variant::VECTOR3: {
SETUP_TYPE(Vector3)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
else TRY_TRANSFER_FIELD("z", z)
return target;
}
case Variant::VECTOR3I: {
SETUP_TYPE(Vector3i)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
else TRY_TRANSFER_FIELD("z", z)
return target;
}
case Variant::VECTOR4: {
SETUP_TYPE(Vector4)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
else TRY_TRANSFER_FIELD("z", z)
else TRY_TRANSFER_FIELD("w", w)
return target;
}
case Variant::VECTOR4I: {
SETUP_TYPE(Vector4i)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
else TRY_TRANSFER_FIELD("z", z)
else TRY_TRANSFER_FIELD("w", w)
return target;
}
case Variant::PLANE: {
SETUP_TYPE(Plane)
/**/ TRY_TRANSFER_FIELD("x", normal.x)
else TRY_TRANSFER_FIELD("y", normal.y)
else TRY_TRANSFER_FIELD("z", normal.z)
else TRY_TRANSFER_FIELD("d", d)
return target;
}
case Variant::QUATERNION: {
SETUP_TYPE(Quaternion)
/**/ TRY_TRANSFER_FIELD("x", x)
else TRY_TRANSFER_FIELD("y", y)
else TRY_TRANSFER_FIELD("z", z)
else TRY_TRANSFER_FIELD("w", w)
return target;
}
case Variant::AABB: {
SETUP_TYPE(AABB)
/**/ TRY_TRANSFER_FIELD("px", position.x)
else TRY_TRANSFER_FIELD("py", position.y)
else TRY_TRANSFER_FIELD("pz", position.z)
else TRY_TRANSFER_FIELD("sx", size.x)
else TRY_TRANSFER_FIELD("sy", size.y)
else TRY_TRANSFER_FIELD("sz", size.z)
return target;
}
case Variant::TRANSFORM2D: {
SETUP_TYPE(Transform2D)
/**/ TRY_TRANSFER_FIELD("xx", columns[0][0])
else TRY_TRANSFER_FIELD("xy", columns[0][1])
else TRY_TRANSFER_FIELD("yx", columns[1][0])
else TRY_TRANSFER_FIELD("yy", columns[1][1])
else TRY_TRANSFER_FIELD("ox", columns[2][0])
else TRY_TRANSFER_FIELD("oy", columns[2][1])
return target;
}
case Variant::BASIS: {
SETUP_TYPE(Basis)
/**/ TRY_TRANSFER_FIELD("xx", rows[0][0])
else TRY_TRANSFER_FIELD("xy", rows[0][1])
else TRY_TRANSFER_FIELD("xz", rows[0][2])
else TRY_TRANSFER_FIELD("yx", rows[1][0])
else TRY_TRANSFER_FIELD("yy", rows[1][1])
else TRY_TRANSFER_FIELD("yz", rows[1][2])
else TRY_TRANSFER_FIELD("zx", rows[2][0])
else TRY_TRANSFER_FIELD("zy", rows[2][1])
else TRY_TRANSFER_FIELD("zz", rows[2][2])
return target;
}
case Variant::TRANSFORM3D: {
SETUP_TYPE(Transform3D)
/**/ TRY_TRANSFER_FIELD("xx", basis.rows[0][0])
else TRY_TRANSFER_FIELD("xy", basis.rows[0][1])
else TRY_TRANSFER_FIELD("xz", basis.rows[0][2])
else TRY_TRANSFER_FIELD("yx", basis.rows[1][0])
else TRY_TRANSFER_FIELD("yy", basis.rows[1][1])
else TRY_TRANSFER_FIELD("yz", basis.rows[1][2])
else TRY_TRANSFER_FIELD("zx", basis.rows[2][0])
else TRY_TRANSFER_FIELD("zy", basis.rows[2][1])
else TRY_TRANSFER_FIELD("zz", basis.rows[2][2])
else TRY_TRANSFER_FIELD("xo", origin.x)
else TRY_TRANSFER_FIELD("yo", origin.y)
else TRY_TRANSFER_FIELD("zo", origin.z)
return target;
}
case Variant::PROJECTION: {
SETUP_TYPE(Projection)
/**/ TRY_TRANSFER_FIELD("xx", columns[0].x)
else TRY_TRANSFER_FIELD("xy", columns[0].y)
else TRY_TRANSFER_FIELD("xz", columns[0].z)
else TRY_TRANSFER_FIELD("xw", columns[0].w)
else TRY_TRANSFER_FIELD("yx", columns[1].x)
else TRY_TRANSFER_FIELD("yy", columns[1].y)
else TRY_TRANSFER_FIELD("yz", columns[1].z)
else TRY_TRANSFER_FIELD("yw", columns[1].w)
else TRY_TRANSFER_FIELD("zx", columns[2].x)
else TRY_TRANSFER_FIELD("zy", columns[2].y)
else TRY_TRANSFER_FIELD("zz", columns[2].z)
else TRY_TRANSFER_FIELD("zw", columns[2].w)
else TRY_TRANSFER_FIELD("xo", columns[3].x)
else TRY_TRANSFER_FIELD("yo", columns[3].y)
else TRY_TRANSFER_FIELD("zo", columns[3].z)
else TRY_TRANSFER_FIELD("wo", columns[3].w)
return target;
}
default: {
ERR_FAIL_V(p_target);
}
}
/* clang-format on */
}
#endif // TOOLS_ENABLED