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Add simple friction

scene_man
En Yi 2022-12-15 23:09:29 +08:00
parent aa2125c8f6
commit 0daa45f7a1
1 changed files with 7 additions and 5 deletions
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8
scene_impl.c
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@ -65,8 +65,7 @@ static void movement_update_system(Scene_t* scene)
sc_map_foreach_value(&scene->ent_manager.entities_map[PLAYER_ENT_TAG], p_player)
{
CTransform_t* p_ctransform = get_component(&scene->ent_manager, p_player, CTRANSFORM_COMP_T);
p_ctransform->accel.x = data->player_dir.x * 200 * 1.0 / mag;
p_ctransform->accel.y = data->player_dir.y * 200 * 1.0 / mag;
p_ctransform->accel = Vector2Scale(Vector2Normalize(data->player_dir), 600);
}
data->player_dir.x = 0;
data->player_dir.y = 0;
@ -76,9 +75,12 @@ static void movement_update_system(Scene_t* scene)
CTransform_t * p_ctransform;
sc_map_foreach_value(&scene->ent_manager.component_map[CTRANSFORM_COMP_T], p_ctransform)
{
p_ctransform->velocity = Vector2Add(
p_ctransform->velocity = Vector2Scale(
Vector2Add(
p_ctransform->velocity,
Vector2Scale(p_ctransform->accel, delta_time)
),
0.95
);
// Store previous position before update