From 34358bd66972e94745ccd8e8eecc67cff739f883 Mon Sep 17 00:00:00 2001
From: Christoph Sommer <mail@christoph-sommer.de>
Date: Mon, 17 Jul 2006 00:36:19 +0000
Subject: [PATCH] Sector::is_free_space knows about slope tiles

SVN-Revision: 4034
---
 src/sector.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/sector.cpp b/src/sector.cpp
index 247a3dec3..1afc7873b 100644
--- a/src/sector.cpp
+++ b/src/sector.cpp
@@ -1170,6 +1170,15 @@ Sector::is_free_space(const Rect& rect) const
       const Tile* tile = solids->get_tile(x, y);
       if(!tile)
         continue;
+      if(tile->getAttributes() & Tile::SLOPE) {
+	AATriangle triangle;
+	Vector p1(x*32, y*32);
+	Vector p2((x+1)*32, (y+1)*32);
+	triangle = AATriangle(p1, p2, tile->getData());
+	Constraints constraints;
+	return collision::rectangle_aatriangle(&constraints, rect, triangle);
+      }
+      // FIXME: also test unisolid tiles
       if(tile->getAttributes() & Tile::SOLID)
         return false;
     }
-- 
2.11.0