detect rotated entities, and increase their mins/maxs when used as brush models

diff --git a/qcsrc/server/g_subs.qc b/qcsrc/server/g_subs.qc
index 47f3a5a699b8daa78b7d9a896304a5ae681a6a0c..5598d2d483f0bf322f7b5aee4fde149d63488037 100644 (file)
--- a/qcsrc/server/g_subs.qc
+++ b/qcsrc/server/g_subs.qc
@@ -698,6 +698,33 @@ void LODmodel_attach()
                        SetCustomizer(self, LOD_customize, LOD_uncustomize);
 }
 
+void ApplyMinMaxScaleAngles(entity e)
+{
+       if(e.angles_x != 0 || e.angles_z != 0) // "weird" rotation
+       {
+               e.maxs = '1 1 1' * vlen(
+                       '1 0 0' * max(-e.mins_x, e.maxs_x) +
+                       '0 1 0' * max(-e.mins_y, e.maxs_y) +
+                       '0 0 1' * max(-e.mins_z, e.maxs_z)
+               );
+               e.mins = -e.maxs;
+       }
+       else if(e.angles_y != 0) // yaw only is a bit better
+       {
+               e.maxs_x = vlen(
+                       '1 0 0' * max(-e.mins_x, e.maxs_x) +
+                       '0 1 0' * max(-e.mins_y, e.maxs_y)
+               );
+               e.maxs_y = e.maxs_x;
+               e.mins_x = -e.maxs_x;
+               e.mins_y = -e.maxs_x;
+       }
+       if(e.scale)
+               setsize(e, e.mins * e.scale, e.maxs * e.scale);
+       else
+               setsize(e, e.mins, e.maxs);
+}
+
 void SetBrushEntityModel()
 {
        if(self.model != "")
@@ -707,10 +734,7 @@ void SetBrushEntityModel()
                InitializeEntity(self, LODmodel_attach, INITPRIO_FINDTARGET);
        }
        setorigin(self, self.origin);
-       if(self.scale)
-               setsize(self, self.mins * self.scale, self.maxs * self.scale);
-       else
-               setsize(self, self.mins, self.maxs);
+       ApplyMinMaxScaleAngles(self);
 }
 
 void SetBrushEntityModelNoLOD()
@@ -721,10 +745,7 @@ void SetBrushEntityModelNoLOD()
                setmodel(self, self.model); // no precision needed
        }
        setorigin(self, self.origin);
-       if(self.scale)
-               setsize(self, self.mins * self.scale, self.maxs * self.scale);
-       else
-               setsize(self, self.mins, self.maxs);
+       ApplyMinMaxScaleAngles(self);
 }
 
 /*