added fog (need to set the fog params)

[demo] / src / texture.h

diff --git a/src/texture.h b/src/texture.h
index 3a850f1..a1b52d8 100644 (file)
--- a/src/texture.h
+++ b/src/texture.h
@@ -24,7 +24,7 @@ public:
 
        virtual bool is_cubemap() const;
 
-       virtual void bind() = 0;
+       virtual void bind(int texture_unit = 0) = 0;
        virtual void unbind() = 0;
 };