knee height bug fix

2 files changed, 2 insertions, 2 deletions

diff --git a/src/player.c b/src/player.c
index 6ea618b..d81cc52 100644
--- a/src/player.c
+++ b/src/player.c
@@ -3,7 +3,6 @@
 
 #define DEFAULT_STAND_HEIGHT 6.0f
 #define DEFAULT_DUCK_HEIGHT  2.5f
-
 #define DEFAULT_HEAD_MARGIN  1.0f
 #define DEFAULT_KNEE_HEIGHT  2.0f
 
@@ -18,6 +17,7 @@ void player_default(player_t *player)
     player->stand_height = DEFAULT_STAND_HEIGHT;
     player->duck_height = DEFAULT_DUCK_HEIGHT;
     player->head_margin = DEFAULT_HEAD_MARGIN;
+    player->knee_height = DEFAULT_KNEE_HEIGHT;
 
     player->ducking = false;
 }
diff --git a/src/sector.c b/src/sector.c
index f43ab86..2f1a7fe 100644
--- a/src/sector.c
+++ b/src/sector.c
@@ -175,7 +175,7 @@ void map_detect_collision(map_t *map)
         // slide along the wall
         if(sect->neighbors[i] == (size_t)-1
            || hole_high < player->pos.z + player->head_margin
-           || hole_low - player->pos.z > player->knee_height) {
+           || hole_low - (player->pos.z - eyeheight ) > player->knee_height) {
             // formula from wikipedia
             float xd = vert(s1).x - vert(s0).x, yd = vert(s1).y - vert(s0).y;
             player->velocity.x = xd * (dx*xd + yd*dy) / (xd*xd + yd*yd);