Recognize animated flats with SW[A]MP in name as liquid

Author: bradharding

src/c_obituary.c

@@ -56,7 +56,8 @@ static const char *liquids[][2] =
     { "goop",       "goop"       },
     { "icy water",  "icy water"  },
     { "tar",        "tar"        },
-    { "sludge",     "sludge"     }
+    { "sludge",     "sludge"     },
+    { "a swamp",    "a swamp"    }
 };
 
 static void C_BuildThingName(char *dest, const int destsize, const mobjtype_t type,

src/p_spec.c

@@ -293,6 +293,12 @@ void P_InitPicAnims(void)
                     SetTerrainType(lastanim, SLIME);
                     isliquid = true;
                 }
+                else if (M_StrCaseStr(animdefs[i].startname, "SWAMP")
+                    || M_StrCaseStr(animdefs[i].startname, "SWMP"))
+                {
+                    SetTerrainType(lastanim, SWAMP);
+                    isliquid = true;
+                }
                 else if (M_StrCaseStr(animdefs[i].startname, "LIQ"))
                 {
                     SetTerrainType(lastanim, LIQUID);

src/r_defs.h

@@ -90,6 +90,7 @@ typedef enum
     ICYWATER,
     TAR,
     SLUDGE,
+    SWAMP,
     NUMTERRAINTYPES
 } terraintype_t;