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https://github.com/Relintai/pandemonium_engine_minimal.git
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76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
#ifndef BROAD_PHASE_2D_BVH_H
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#define BROAD_PHASE_2D_BVH_H
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/* broad_phase_2d_bvh.h */
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#include "broad_phase_2d_sw.h"
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#include "core/math/bvh.h"
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#include "core/math/rect2.h"
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#include "core/math/vector2.h"
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class BroadPhase2DBVH : public BroadPhase2DSW {
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template <class T>
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class UserPairTestFunction {
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public:
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static bool user_pair_check(const T *p_a, const T *p_b) {
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// return false if no collision, decided by masks etc
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return p_a->test_collision_mask(p_b);
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}
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};
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template <class T>
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class UserCullTestFunction {
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public:
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static bool user_cull_check(const T *p_a, const T *p_b) {
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return true;
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}
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};
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enum Tree {
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TREE_STATIC = 0,
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TREE_DYNAMIC = 1,
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};
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enum TreeFlag {
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TREE_FLAG_STATIC = 1 << TREE_STATIC,
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TREE_FLAG_DYNAMIC = 1 << TREE_DYNAMIC,
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};
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BVH_Manager<CollisionObject2DSW, 2, true, 128, UserPairTestFunction<CollisionObject2DSW>, UserCullTestFunction<CollisionObject2DSW>, Rect2, Vector2> bvh;
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static void *_pair_callback(void *p_self, uint32_t p_id_A, CollisionObject2DSW *p_object_A, int p_subindex_A, uint32_t p_id_B, CollisionObject2DSW *p_object_B, int p_subindex_B);
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static void _unpair_callback(void *p_self, uint32_t p_id_A, CollisionObject2DSW *p_object_A, int p_subindex_A, uint32_t p_id_B, CollisionObject2DSW *p_object_B, int p_subindex_B, void *p_pair_data);
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static void *_check_pair_callback(void *p_self, uint32_t p_id_A, CollisionObject2DSW *p_object_A, int p_subindex_A, uint32_t p_id_B, CollisionObject2DSW *p_object_B, int p_subindex_B, void *p_pair_data);
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PairCallback pair_callback;
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void *pair_userdata;
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UnpairCallback unpair_callback;
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void *unpair_userdata;
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public:
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// 0 is an invalid ID
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virtual ID create(CollisionObject2DSW *p_object, int p_subindex = 0, const Rect2 &p_aabb = Rect2(), bool p_static = false);
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virtual void move(ID p_id, const Rect2 &p_aabb);
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virtual void recheck_pairs(ID p_id);
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virtual void set_static(ID p_id, bool p_static);
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virtual void remove(ID p_id);
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virtual CollisionObject2DSW *get_object(ID p_id) const;
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virtual bool is_static(ID p_id) const;
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virtual int get_subindex(ID p_id) const;
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virtual int cull_segment(const Vector2 &p_from, const Vector2 &p_to, CollisionObject2DSW **p_results, int p_max_results, int *p_result_indices = nullptr);
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virtual int cull_aabb(const Rect2 &p_aabb, CollisionObject2DSW **p_results, int p_max_results, int *p_result_indices = nullptr);
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virtual void set_pair_callback(PairCallback p_pair_callback, void *p_userdata);
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virtual void set_unpair_callback(UnpairCallback p_unpair_callback, void *p_userdata);
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virtual void update();
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static BroadPhase2DSW *_create();
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BroadPhase2DBVH();
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};
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#endif // BROAD_PHASE_2D_BVH_H
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