From 9c8cf7adea6da1c76d96f447b71345f63146be10 Mon Sep 17 00:00:00 2001
From: mat <git@matdoes.dev>
Date: Wed, 14 Jan 2026 21:01:40 -1000
Subject: more optimal pathfinder ascend_move

---
 azalea/src/pathfinder/costs.rs       |  4 ++--
 azalea/src/pathfinder/moves/basic.rs | 16 ++++++++--------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/azalea/src/pathfinder/costs.rs b/azalea/src/pathfinder/costs.rs
index 713ac364..d5141294 100644
--- a/azalea/src/pathfinder/costs.rs
+++ b/azalea/src/pathfinder/costs.rs
@@ -13,7 +13,8 @@ pub const WALK_ONE_IN_WATER_COST: f32 = 20. / 1.960; // 10.204
 
 // explanation here:
 // https://github.com/cabaletta/baritone/blob/f147519a5c291015d4f18c94558a3f1bdcdb9588/src/api/java/baritone/api/Settings.java#L405
-// it's basically just the heuristic multiplier
+// it's basically a multiplier used by some heuristics to convert x and z
+// distance to ticks
 pub const COST_HEURISTIC: f32 = 3.563;
 
 // this one is also from baritone, it's helpful as a tiebreaker to avoid
@@ -64,7 +65,6 @@ fn velocity(ticks: usize) -> f32 {
 
 fn distance_to_ticks(distance: f32) -> f32 {
     if distance == 0. {
-        // Avoid 0/0 NaN
         return 0.;
     }
     let mut tick_count = 0;
diff --git a/azalea/src/pathfinder/moves/basic.rs b/azalea/src/pathfinder/moves/basic.rs
index b0fea827..2814641c 100644
--- a/azalea/src/pathfinder/moves/basic.rs
+++ b/azalea/src/pathfinder/moves/basic.rs
@@ -87,6 +87,13 @@ fn ascend_move(ctx: &mut PathfinderCtx, pos: RelBlockPos) {
         stair_facing = Some(found_stair_facing);
     }
 
+    let break_cost_1 = ctx
+        .world
+        .cost_for_breaking_block(pos.up(2), ctx.mining_cache);
+    if break_cost_1 == f32::INFINITY {
+        return;
+    }
+
     for dir in CardinalDirection::iter() {
         if let Some(stair_facing) = stair_facing {
             let expected_stair_facing = cardinal_direction_to_facing_property(dir);
@@ -97,20 +104,13 @@ fn ascend_move(ctx: &mut PathfinderCtx, pos: RelBlockPos) {
 
         let offset = RelBlockPos::new(dir.x(), 1, dir.z());
 
-        let break_cost_1 = ctx
-            .world
-            .cost_for_breaking_block(pos.up(2), ctx.mining_cache);
-        if break_cost_1 == f32::INFINITY {
-            continue;
-        }
         let break_cost_2 = ctx.world.cost_for_standing(pos + offset, ctx.mining_cache);
         if break_cost_2 == f32::INFINITY {
             continue;
         }
 
-        let cost = SPRINT_ONE_BLOCK_COST
+        let cost = f32::max(WALK_ONE_BLOCK_COST, *JUMP_ONE_BLOCK_COST)
             + JUMP_PENALTY
-            + *JUMP_ONE_BLOCK_COST
             + break_cost_1
             + break_cost_2;
 
-- 
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