-/*******************************************************************************
-
- Copyright (c) 2009, Charles McGarvey
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright notice,
- this list of conditions and the following disclaimer in the documentation
- and/or other materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-*******************************************************************************/
+/*] Copyright (c) 2009-2010, Charles McGarvey [**************************
+**] All rights reserved.
+*
+* vi:ts=4 sw=4 tw=75
+*
+* Distributable under the terms and conditions of the 2-clause BSD license;
+* see the file COPYING for a complete text of the license.
+*
+**************************************************************************/
#ifndef _MOOF_ENTITY_HH_
#define _MOOF_ENTITY_HH_
#include <Moof/Aabb.hh>
#include <Moof/Cullable.hh>
#include <Moof/Drawable.hh>
+#include <Moof/Sphere.hh>
namespace Mf {
+class Frustum;
+
+
/**
- * Interface for game objects that can be drawn to the screen and half a
- * specified size.
+ * Interface for game objects that can be drawn to the screen and have a
+ * specified volume (take up space).
*/
-class Entity : public Drawable, public Cullable
+class Entity;
+typedef boost::shared_ptr<Entity> EntityP;
+
+
+class Entity : public Cullable, public Drawable
{
+protected:
+
+ Aabb<3> mAabb;
+ Sphere<3> mSphere;
+
public:
- const Aabb& getAabb() const
+
+ virtual ~Entity() {}
+
+ virtual void drawIfVisible(Scalar alpha, const Frustum& frustum) const
{
- return aabb_;
+ if (isVisible(frustum)) draw(alpha);
}
-protected:
- Aabb aabb_;
-};
+ virtual bool isVisible(const Frustum& frustum) const
+ {
+ return mSphere.isVisible(frustum) && mAabb.isVisible(frustum);
+ }
+
+ const Aabb<3>& getAabb() const
+ {
+ return mAabb;
+ }
-typedef boost::shared_ptr<Entity> EntityPtr;
+ const Sphere<3>& getSphere() const
+ {
+ return mSphere;
+ }
+};
} // namespace Mf
#endif // _MOOF_ENTITY_HH_
-/** vim: set ts=4 sw=4 tw=80: *************************************************/
-