Fixed: "Monsters become active at start of some maps" (see here http:…

…//sourceforge.net/tracker/?func=detail&aid=2655883&group_id=74815&atid=542099). Optimize: Adapted Killough's method for LOS checks. Original implementation sourced from Eternity but then heavily refactored to fit our data structures/object interfaces.
skyjake · May 31, 2009 · 0ee28c2 · 0ee28c2
1 parent 3192b7b
commit 0ee28c2
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Showing 3 changed files with 179 additions and 234 deletions.
diff --git a/doomsday/engine/portable/include/p_maputil.h b/doomsday/engine/portable/include/p_maputil.h
@@ -59,7 +59,7 @@ int             P_BoxOnLineSide3(const int bbox[4], double lineSX,
                                  double lineSY, double lineDX, double lineDY,
                                  double linePerp, double lineLength,
                                  double epsilon);
-void            P_MakeDivline(linedef_t* li, divline_t* dl);
+void            P_MakeDivline(const linedef_t* li, divline_t* dl);
 int             P_PointOnDivlineSide(float x, float y, const divline_t* line);
 float           P_InterceptVector(const divline_t* v2, const divline_t* v1);
 int             P_PointOnDivLineSidef(fvertex_t *pnt, fdivline_t *dline);

diff --git a/doomsday/engine/portable/src/p_maputil.c b/doomsday/engine/portable/src/p_maputil.c
@@ -425,9 +425,9 @@ int P_PointOnDivlineSide(float fx, float fy, const divline_t* line)
     }
 }
 
-void P_MakeDivline(linedef_t* li, divline_t* dl)
+void P_MakeDivline(const linedef_t* li, divline_t* dl)
 {
-    vertex_t*           vtx = li->L_v1;
+    const vertex_t*     vtx = li->L_v1;
 
     dl->pos[VX] = FLT2FIX(vtx->V_pos[VX]);
     dl->pos[VY] = FLT2FIX(vtx->V_pos[VY]);