+ take into account alpha when rendering building frame

(TODO: consider more options - roof fill,??)
mapnik · Jan 2, 2013 · 8b66128 · 8b66128
1 parent f7ad2f1
commit 8b66128
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/agg/process_building_symbolizer.cpp b/src/agg/process_building_symbolizer.cpp
@@ -148,7 +148,7 @@ void agg_renderer<T>::process(building_symbolizer const& sym,
             agg::conv_stroke<path_type> stroke(path);
             stroke.width(scale_factor_);
             ras_ptr->add_path(stroke);
-            ren.color(agg::rgba8(int(r*0.8), int(g*0.8), int(b*0.8), int(255 * sym.get_opacity())));
+            ren.color(agg::rgba8(int(r*0.8), int(g*0.8), int(b*0.8), int(a * sym.get_opacity())));
             agg::render_scanlines(*ras_ptr, sl, ren);
             ras_ptr->reset();