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Character controller

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This commit is contained in:
Daniel Bross
2025-07-26 15:02:39 +02:00
parent be4775ff93
commit ada1acb402
2 changed files with 20 additions and 6 deletions
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5
core/entity.jai
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@@ -59,6 +59,7 @@ MAX_CHILDREN :: 16;
CAPSULE;
TRIANGLE_MESH;
CONVEX_MESH;
CHARACTER;
}
Physics_Lock :: enum_flags u8 {
@@ -97,6 +98,10 @@ MAX_CHILDREN :: 16;
radius: float;
half_height: float;
}
character : struct {
radius: float;
height: float;
}
}
physx_handle: PhysX_Handle;

21
physics/physx.jai
View File

@@ -1,6 +1,8 @@
PHYSX_DEFAULT_SIMULATION_SHAPE_FLAGS :: cast(u8)(PhysX.PxShapeFlags.Visualization | PhysX.PxShapeFlags.SceneQueryShape | PhysX.PxShapeFlags.SimulationShape);
PHYSX_DEFAULT_TRIGGER_SHAPE_FLAGS :: cast(u8)(PhysX.PxShapeFlags.Visualization | PhysX.PxShapeFlags.SceneQueryShape | PhysX.PxShapeFlags.TriggerShape);
PHYSX_GRAVITY :: Vector3.{0, -9.81, 0};
PhysX_Handle :: #type, distinct u32;
PhysX_Actor_Type :: enum {
@@ -83,14 +85,21 @@ on_physx_trigger :: (_u: *void, pair: *PhysX.PxTriggerPair, count: u32) #c_call
tick_physx :: (scene: *PhysX_Scene, dt: float) {
// Move all character controllers first
filter_data := PhysX.PxFilterData_new();
filter := PhysX.PxControllerFilters_new();
filter := PhysX.PxControllerFilters_new(*filter_data, null, null);
for e: engine.current_scene.entities {
if e.flags & .PHYSICS {
if e.physics.physx_handle != 0 {
physx_actor := parray_get(*engine.current_scene.physx_scene.actors, e.physics.physx_handle);
if physx_actor.type == .CHARACTER {
movement := e.physics.velocity * dt;
flags := PhysX.PxController_move(physx_actor.controller, *movement, 0.001, dt, *filter, null);
if physx_actor {
if physx_actor.type == .CHARACTER {
vel := e.physics.velocity + PHYSX_GRAVITY * dt;;
movement := vel * dt;
flags := PhysX.PxController_move(physx_actor.controller, *movement, 0.001, dt, *filter, null);
new_position := PhysX.PxController_getPosition(physx_actor.controller);
position := Vector3.{xx new_position.x, xx new_position.y, xx new_position.z};
e.physics.velocity = (position - e.transform.position) / dt;
set_position(e, position);
}
}
}
}
@@ -200,9 +209,9 @@ create_physx_actor :: (e: *Entity) {
desc.radius = e.physics.character.radius;
desc.stepOffset = 0.2;
desc.slopeLimit = cos(PI * 0.25);
desc.contactOffset = 0.1;
desc.contactOffset = 0.01;
desc.material = material;
desc.position = .{};
desc.position = .{xx e.transform.position.x, xx e.transform.position.y, xx e.transform.position.z};
desc.density = 10.0;
desc.userData = null;