updated samples to use the new shader system

some bugfixes

material.cpp

@@ -66,17 +66,20 @@ namespace vb01{
 						case Uniform::TEXTURE:{
 								TextureUniform *u = (TextureUniform*)uni;
 								shader->setInt(2 * i, u->name + (u->animatable ? ".pastTexture" : ""));
+								shader->setBool(u->animatable, u->name + ".animated");
 
 								if(u->value->getNumFrames() > 1){
 									shader->setInt(2 * i + 1, u->name + ".nextTexture");
 									shader->setFloat(u->value->getMixRatio(), u->name + ".mixRatio");
 								}
 
+								u->value->update(2 * i);
+
+								++i;
 								break;
 						}
 				}
 
-				++i;
 		}
 	}
 }