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Diffstat (limited to 'modules/bullet/godot_result_callbacks.h')
| -rw-r--r-- | modules/bullet/godot_result_callbacks.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/modules/bullet/godot_result_callbacks.h b/modules/bullet/godot_result_callbacks.h new file mode 100644 index 0000000000..68dff5b12a --- /dev/null +++ b/modules/bullet/godot_result_callbacks.h @@ -0,0 +1,152 @@ +/*************************************************************************/ +/* godot_result_callbacks.h */ +/* Author: AndreaCatania */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2017 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. */ +/*************************************************************************/ + +#ifndef GODOT_RESULT_CALLBACKS_H +#define GODOT_RESULT_CALLBACKS_H + +#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h" +#include "btBulletDynamicsCommon.h" +#include "servers/physics_server.h" + +class RigidBodyBullet; + +/// This class is required to implement custom collision behaviour in the broadphase +struct GodotFilterCallback : public btOverlapFilterCallback { + static bool test_collision_filters(uint32_t body0_collision_layer, uint32_t body0_collision_mask, uint32_t body1_collision_layer, uint32_t body1_collision_mask); + + // return true when pairs need collision + virtual bool needBroadphaseCollision(btBroadphaseProxy *proxy0, btBroadphaseProxy *proxy1) const; +}; + +/// It performs an additional check allow exclusions. +struct GodotClosestRayResultCallback : public btCollisionWorld::ClosestRayResultCallback { + const Set<RID> *m_exclude; + bool m_pickRay; + +public: + GodotClosestRayResultCallback(const btVector3 &rayFromWorld, const btVector3 &rayToWorld, const Set<RID> *p_exclude) + : btCollisionWorld::ClosestRayResultCallback(rayFromWorld, rayToWorld), m_exclude(p_exclude), m_pickRay(false) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; +}; + +// store all colliding object +struct GodotAllConvexResultCallback : public btCollisionWorld::ConvexResultCallback { +public: + PhysicsDirectSpaceState::ShapeResult *m_results; + int m_resultMax; + int count; + const Set<RID> *m_exclude; + + GodotAllConvexResultCallback(PhysicsDirectSpaceState::ShapeResult *p_results, int p_resultMax, const Set<RID> *p_exclude) + : m_results(p_results), m_exclude(p_exclude), m_resultMax(p_resultMax), count(0) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; + + virtual btScalar addSingleResult(btCollisionWorld::LocalConvexResult &convexResult, bool normalInWorldSpace); +}; + +struct GodotKinClosestConvexResultCallback : public btCollisionWorld::ClosestConvexResultCallback { +public: + const RigidBodyBullet *m_self_object; + const bool m_ignore_areas; + + GodotKinClosestConvexResultCallback(const btVector3 &convexFromWorld, const btVector3 &convexToWorld, const RigidBodyBullet *p_self_object, bool p_ignore_areas) + : btCollisionWorld::ClosestConvexResultCallback(convexFromWorld, convexToWorld), m_self_object(p_self_object), m_ignore_areas(p_ignore_areas) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; +}; + +struct GodotClosestConvexResultCallback : public btCollisionWorld::ClosestConvexResultCallback { +public: + const Set<RID> *m_exclude; + int m_shapePart; + + GodotClosestConvexResultCallback(const btVector3 &convexFromWorld, const btVector3 &convexToWorld, const Set<RID> *p_exclude) + : btCollisionWorld::ClosestConvexResultCallback(convexFromWorld, convexToWorld), m_exclude(p_exclude) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; + + virtual btScalar addSingleResult(btCollisionWorld::LocalConvexResult &convexResult, bool normalInWorldSpace); +}; + +struct GodotAllContactResultCallback : public btCollisionWorld::ContactResultCallback { +public: + const btCollisionObject *m_self_object; + PhysicsDirectSpaceState::ShapeResult *m_results; + int m_resultMax; + int m_count; + const Set<RID> *m_exclude; + + GodotAllContactResultCallback(btCollisionObject *p_self_object, PhysicsDirectSpaceState::ShapeResult *p_results, int p_resultMax, const Set<RID> *p_exclude) + : m_self_object(p_self_object), m_results(p_results), m_exclude(p_exclude), m_resultMax(p_resultMax), m_count(0) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; + + virtual btScalar addSingleResult(btManifoldPoint &cp, const btCollisionObjectWrapper *colObj0Wrap, int partId0, int index0, const btCollisionObjectWrapper *colObj1Wrap, int partId1, int index1); +}; + +/// Returns the list of contacts pairs in this order: Local contact, other body contact +struct GodotContactPairContactResultCallback : public btCollisionWorld::ContactResultCallback { +public: + const btCollisionObject *m_self_object; + Vector3 *m_results; + int m_resultMax; + int m_count; + const Set<RID> *m_exclude; + + GodotContactPairContactResultCallback(btCollisionObject *p_self_object, Vector3 *p_results, int p_resultMax, const Set<RID> *p_exclude) + : m_self_object(p_self_object), m_results(p_results), m_exclude(p_exclude), m_resultMax(p_resultMax), m_count(0) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; + + virtual btScalar addSingleResult(btManifoldPoint &cp, const btCollisionObjectWrapper *colObj0Wrap, int partId0, int index0, const btCollisionObjectWrapper *colObj1Wrap, int partId1, int index1); +}; + +struct GodotRestInfoContactResultCallback : public btCollisionWorld::ContactResultCallback { +public: + const btCollisionObject *m_self_object; + PhysicsDirectSpaceState::ShapeRestInfo *m_result; + bool m_collided; + real_t m_min_distance; + const btCollisionObject *m_rest_info_collision_object; + btVector3 m_rest_info_bt_point; + const Set<RID> *m_exclude; + + GodotRestInfoContactResultCallback(btCollisionObject *p_self_object, PhysicsDirectSpaceState::ShapeRestInfo *p_result, const Set<RID> *p_exclude) + : m_self_object(p_self_object), m_result(p_result), m_exclude(p_exclude), m_collided(false), m_min_distance(0) {} + + virtual bool needsCollision(btBroadphaseProxy *proxy0) const; + + virtual btScalar addSingleResult(btManifoldPoint &cp, const btCollisionObjectWrapper *colObj0Wrap, int partId0, int index0, const btCollisionObjectWrapper *colObj1Wrap, int partId1, int index1); +}; + +#endif // GODOT_RESULT_CALLBACKS_H |