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Viewing changes to minorGems/graphics/openGL/LightingGL.h

  • Committer: Bazaar Package Importer
  • Author(s): Paul Wise
  • Date: 2009-04-06 19:26:56 UTC
  • Revision ID: james.westby@ubuntu.com-20090406192656-cri7503gebyvfl8t
Tags: upstream-5+dfsg1
Import upstream version 5+dfsg1

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minorGems/graphics/openGL/LightingGL.h
 
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/*
 
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 * Modification History
 
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 *
 
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 * 2000-December-20             Jason Rohrer
 
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 * Created. 
 
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 */
 
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#ifndef LIGHTING_GL_INCLUDED
 
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#define LIGHTING_GL_INCLUDED
 
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#include "minorGems/math/geometry/Vector3D.h"
 
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#include "minorGems/graphics/Color.h" 
 
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/**
 
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 * Interface for lighting in an OpenGL scene.
 
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 *
 
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 * @author Jason Rohrer 
 
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 */
 
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class LightingGL { 
 
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        public:
 
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                /**
 
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                 * Gets the lighting color for a particular point on a surface
 
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                 * with a particular orientation.
 
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                 *
 
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                 * @param inPoint the surface point.
 
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                 * @param inNormal direction vector for normal at surface point.
 
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                 *   Must be normalized.
 
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                 * @param outColor preallocated Color where the lighting color
 
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                 *   of this surface point will be returned.
 
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                 */
 
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                virtual void getLighting( Vector3D *inPoint, Vector3D *inNormal,
 
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                        Color *outColor ) = 0;
 
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        };
 
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#endif