mirror of
https://github.com/godotengine/godot.git
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d470c2ac6a
Co-authored-by: Jorrit Rouwe <jrouwe@gmail.com>
137 lines
6.5 KiB
C++
137 lines
6.5 KiB
C++
/**************************************************************************/
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/* jolt_shape_3d.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef JOLT_SHAPE_3D_H
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#define JOLT_SHAPE_3D_H
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#include "servers/physics_server_3d.h"
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#include "Jolt/Jolt.h"
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#include "Jolt/Physics/Collision/Shape/Shape.h"
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class JoltShapedObject3D;
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class JoltShape3D {
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protected:
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HashMap<JoltShapedObject3D *, int> ref_counts_by_owner;
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Mutex jolt_ref_mutex;
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RID rid;
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JPH::ShapeRefC jolt_ref;
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virtual JPH::ShapeRefC _build() const = 0;
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String _owners_to_string() const;
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public:
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typedef PhysicsServer3D::ShapeType ShapeType;
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virtual ~JoltShape3D() = 0;
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RID get_rid() const { return rid; }
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void set_rid(const RID &p_rid) { rid = p_rid; }
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void add_owner(JoltShapedObject3D *p_owner);
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void remove_owner(JoltShapedObject3D *p_owner);
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void remove_self();
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virtual ShapeType get_type() const = 0;
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virtual bool is_convex() const = 0;
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virtual Variant get_data() const = 0;
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virtual void set_data(const Variant &p_data) = 0;
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virtual float get_margin() const = 0;
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virtual void set_margin(float p_margin) = 0;
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virtual AABB get_aabb() const = 0;
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float get_solver_bias() const;
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void set_solver_bias(float p_bias);
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JPH::ShapeRefC try_build();
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void destroy();
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const JPH::Shape *get_jolt_ref() const { return jolt_ref; }
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static JPH::ShapeRefC with_scale(const JPH::Shape *p_shape, const Vector3 &p_scale);
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static JPH::ShapeRefC with_basis_origin(const JPH::Shape *p_shape, const Basis &p_basis, const Vector3 &p_origin);
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static JPH::ShapeRefC with_center_of_mass_offset(const JPH::Shape *p_shape, const Vector3 &p_offset);
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static JPH::ShapeRefC with_center_of_mass(const JPH::Shape *p_shape, const Vector3 &p_center_of_mass);
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static JPH::ShapeRefC with_user_data(const JPH::Shape *p_shape, uint64_t p_user_data);
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static JPH::ShapeRefC with_double_sided(const JPH::Shape *p_shape, bool p_back_face_collision);
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static JPH::ShapeRefC without_custom_shapes(const JPH::Shape *p_shape);
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static Vector3 make_scale_valid(const JPH::Shape *p_shape, const Vector3 &p_scale);
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static bool is_scale_valid(const Vector3 &p_scale, const Vector3 &p_valid_scale, real_t p_tolerance = 0.01f);
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};
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#ifdef DEBUG_ENABLED
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#define JOLT_ENSURE_SCALE_NOT_ZERO(m_transform, m_msg) \
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if (unlikely((m_transform).basis.determinant() == 0.0f)) { \
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WARN_PRINT(vformat("%s " \
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"The basis of the transform was singular, which is not supported by Jolt Physics. " \
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"This is likely caused by one or more axes having a scale of zero. " \
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"The basis (and thus its scale) will be treated as identity.", \
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m_msg)); \
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\
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(m_transform).basis = Basis(); \
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} else \
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((void)0)
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#define ERR_PRINT_INVALID_SCALE_MSG(m_scale, m_valid_scale, m_msg) \
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if (unlikely(!JoltShape3D::is_scale_valid(m_scale, valid_scale))) { \
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ERR_PRINT(vformat("%s " \
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"A scale of %v is not supported by Jolt Physics for this shape/body. " \
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"The scale will instead be treated as %v.", \
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m_msg, m_scale, valid_scale)); \
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} else \
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((void)0)
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#else
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#define JOLT_ENSURE_SCALE_NOT_ZERO(m_transform, m_msg)
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#define ERR_PRINT_INVALID_SCALE_MSG(m_scale, m_valid_scale, m_msg)
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#endif
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#define JOLT_ENSURE_SCALE_VALID(m_shape, m_scale, m_msg) \
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if (true) { \
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const Vector3 valid_scale = JoltShape3D::make_scale_valid(m_shape, m_scale); \
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ERR_PRINT_INVALID_SCALE_MSG(m_scale, valid_scale, m_msg); \
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(m_scale) = valid_scale; \
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} else \
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((void)0)
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#endif // JOLT_SHAPE_3D_H
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