1 files changed, 5 insertions, 64 deletions
diff --git a/src/sim/mod.rs b/src/sim/mod.rs
index d9e358b..95fb2db 100644
--- a/src/sim/mod.rs
+++ b/src/sim/mod.rs
@@ -1,66 +1,7 @@
-use crate::sim::{cell::materials::MaterialId, cell_sim::world::World, rb_sim::RbSimManager};
-
 pub mod cell;
-pub mod cell_sim;
+pub mod cell_manager;
+pub mod entity;
 pub mod lib;
-pub mod particle_sim;
-pub mod rb_sim;
-
-pub fn write_rb_entity_to_world(
-    world: &mut World,
-    rb_sim_manager: &RbSimManager,
-    rb_entity_id: u32,
-    // make sure these cells will be simulated
-    seqno: u64,
-    // (entity_x, entity_y, cell_x, cell_y)
-) -> Vec<(u8, u8, i32, i32)> {
-    let mut cells_written: Vec<(u8, u8, i32, i32)> = Vec::new();
-    if let Some(rb_entity) = rb_sim_manager.rb_entities.get(&rb_entity_id)
-        && let Some((rb_x, rb_y, cos, sin)) = rb_sim_manager.get_rb_entity_transform(rb_entity_id)
-    {
-        let (half_size_x, half_size_y) =
-            (rb_entity.width as f32 / 2.0, rb_entity.height as f32 / 2.0);
-        // half-extent of the rotated grid's axis-aligned bounding box, plus a cell of margin
-        let (radius_x, radius_y) = (
-            half_size_x * (cos.abs() + sin.abs()) + 1.0,
-            half_size_y * (cos.abs() + sin.abs()) + 1.0,
-        );
-
-        let world_xl = (rb_x - radius_x).floor() as i32;
-        let world_xu = (rb_x + radius_x).ceil() as i32;
-        let world_yl = (rb_y - radius_y).floor() as i32;
-        let world_yu = (rb_y + radius_y).ceil() as i32;
-
-        for world_x in world_xl..=world_xu {
-            for world_y in world_yl..=world_yu {
-                if let Some(cur_world_cell) = world.get_cell_from_game_position(world_x, world_y)
-                    && cur_world_cell.material == MaterialId::Void
-                {
-                    // same as shader
-                    let d = (world_x as f32 + 0.5 - rb_x, world_y as f32 + 0.5 - rb_y);
-                    let q = (d.0.floor() + 0.5, d.1.floor() + 0.5);
-                    let (lx, ly) = (
-                        (q.0 * cos + q.1 * sin + half_size_x).floor() as i32,
-                        (-q.0 * sin + q.1 * cos + half_size_y).floor() as i32,
-                    );
-
-                    if lx < 0 || ly < 0 || lx >= rb_entity.width || ly >= rb_entity.height {
-                        continue;
-                    }
-
-                    let mut cell = rb_entity.get_cell_at_local_position(lx as u8, ly as u8);
-                    if cell.material == MaterialId::Void {
-                        continue;
-                    }
-
-                    cell.match_parity(seqno);
-
-                    // TODO: OPTIMIZE!!
-                    world.set_cell_from_game_position(world_x, world_y, cell, false);
-                    cells_written.push((lx as u8, ly as u8, world_x, world_y));
-                }
-            }
-        }
-    }
-    cells_written
-}
+pub mod particle_manager;
+pub mod rb_manager;
+pub mod sim_manager;