init

src/phys/rigid_contact_world.h

@@ -0,0 +1,21 @@
+#pragma once
+#include "rigid_world_toi.h"
+namespace noita::cpu {
+struct ContactListeners {
+    std::function<void(WorldToi&,int)> begin,end;
+    std::function<void(WorldToi&,int,const ContactManifold&)> pre_solve;
+    std::function<void(WorldToi&,int,std::span<const ContactImpulse>)> post_solve;
+    // Additional application/joint collision gate, applied with standard filters.
+    std::function<bool(const WorldToi&,int,int)> allow_pair;
+};
+void find_contact_pairs(WorldToi&,const ContactListeners& = {});
+void evaluate_world_contact(WorldToi&,int,const ContactListeners& = {});
+void update_world_contacts(WorldToi&,const ContactListeners& = {});
+void destroy_world_contact(WorldToi&,int,const ContactListeners& = {});
+// Given a joint-free discrete island and matching per-island-body forces.
+// The caller supplies island traversal/order, dt ratio and original block switch.
+bool solve_contact_discrete_island(WorldToi&,const ToiIsland&,std::span<const BodyForces>,
+    bool warm_start,double dt_ratio,bool block_solver,const ContactListeners& = {},bool synchronize=true);
+void solve_contact_toi_island(WorldToi&,const ToiIsland&,bool block_solver,const ContactListeners& = {});
+WorldToiHooks contact_world_hooks(bool block_solver,const ContactListeners& = {});
+}