godot/modules/csg/csg.h
K. S. Ernest (iFire) Lee fda444bb01 Add csg boolean operators using elalish/manifold.
Uses MeshGL64 for more floating point precision.

Co-Authored-By: 31 <31eee384@gmail.com>
Co-Authored-By: Claudio Z <120678869+cloudofoz@users.noreply.github.com>
2024-11-28 06:26:52 -08:00

73 lines
3.3 KiB
C++

/**************************************************************************/
/* csg.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 */
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/* 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 */
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/**************************************************************************/
#ifndef CSG_H
#define CSG_H
#include "core/math/aabb.h"
#include "core/math/plane.h"
#include "core/math/transform_3d.h"
#include "core/math/vector2.h"
#include "core/math/vector3.h"
#include "core/object/ref_counted.h"
#include "core/templates/list.h"
#include "core/templates/oa_hash_map.h"
#include "core/templates/vector.h"
#include "scene/resources/material.h"
struct CSGBrush {
struct Face {
Vector3 vertices[3];
Vector2 uvs[3];
AABB aabb;
bool smooth = false;
bool invert = false;
int material = 0;
};
Vector<Face> faces;
Vector<Ref<Material>> materials;
inline void _regen_face_aabbs() {
for (int i = 0; i < faces.size(); i++) {
faces.write[i].aabb = AABB();
faces.write[i].aabb.position = faces[i].vertices[0];
faces.write[i].aabb.expand_to(faces[i].vertices[1]);
faces.write[i].aabb.expand_to(faces[i].vertices[2]);
}
}
// Create a brush from faces.
void build_from_faces(const Vector<Vector3> &p_vertices, const Vector<Vector2> &p_uvs, const Vector<bool> &p_smooth, const Vector<Ref<Material>> &p_materials, const Vector<bool> &p_invert_faces);
void copy_from(const CSGBrush &p_brush, const Transform3D &p_xform);
};
#endif // CSG_H