add camera offset as vairable

demo/demo/rollball.cpp

@@ -253,7 +253,7 @@ namespace demo {
 					camComp->target = world.get<fggl::math::Transform>(player)->origin();
 
 					auto *camTransform = world.get<fggl::math::Transform>(cam);
-					camTransform->origin( camComp->target - (fggl::math::FORWARD * 15.0F) + (fggl::math::UP * 15.0F) );
+					camTransform->origin( camComp->target + cameraOffset );
 				}
 
 		}

demo/include/rollball.hpp

@@ -41,6 +41,7 @@ namespace demo {
 
 		private:
 			fggl::ecs3::entity_t player = fggl::ecs3::NULL_ENTITY;
+			fggl::math::vec3 cameraOffset = {0.0F, 15.0F, -15.0F};
 	};
 
 }