From b5a4e65fbf9cd05a54624cb7e46662a52808c92c Mon Sep 17 00:00:00 2001
From: Leijurv <leijurv@gmail.com>
Date: Fri, 23 Nov 2018 07:47:28 -0800
Subject: [PATCH] unable to start a parkour jump from stairs

---
 src/main/java/baritone/pathing/movement/MovementHelper.java    | 2 +-
 .../baritone/pathing/movement/movements/MovementParkour.java   | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/main/java/baritone/pathing/movement/MovementHelper.java b/src/main/java/baritone/pathing/movement/MovementHelper.java
index 72177669c..ff73b0f29 100644
--- a/src/main/java/baritone/pathing/movement/MovementHelper.java
+++ b/src/main/java/baritone/pathing/movement/MovementHelper.java
@@ -274,7 +274,7 @@ public interface MovementHelper extends ActionCosts, Helper {
             // if assumeWalkOnWater is off, we can only walk on water if there is water above it
             return isWater(up) ^ Baritone.settings().assumeWalkOnWater.get();
         }
-        if (block instanceof BlockGlass || block instanceof BlockStainedGlass) {
+        if (block == Blocks.GLASS || block == Blocks.STAINED_GLASS) {
             return true;
         }
         if (block instanceof BlockSlab) {
diff --git a/src/main/java/baritone/pathing/movement/movements/MovementParkour.java b/src/main/java/baritone/pathing/movement/movements/MovementParkour.java
index 44334569c..9010251d8 100644
--- a/src/main/java/baritone/pathing/movement/movements/MovementParkour.java
+++ b/src/main/java/baritone/pathing/movement/movements/MovementParkour.java
@@ -33,6 +33,7 @@ import baritone.utils.BlockStateInterface;
 import baritone.utils.Helper;
 import baritone.utils.pathing.MutableMoveResult;
 import net.minecraft.block.Block;
+import net.minecraft.block.BlockStairs;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.init.Blocks;
 import net.minecraft.util.EnumFacing;
@@ -68,7 +69,7 @@ public class MovementParkour extends Movement {
             return;
         }
         IBlockState standingOn = context.get(x, y - 1, z);
-        if (standingOn.getBlock() == Blocks.VINE || standingOn.getBlock() == Blocks.LADDER || MovementHelper.isBottomSlab(standingOn)) {
+        if (standingOn.getBlock() == Blocks.VINE || standingOn.getBlock() == Blocks.LADDER || standingOn.getBlock() instanceof BlockStairs || MovementHelper.isBottomSlab(standingOn)) {
             return;
         }
         int xDiff = dir.getXOffset();