projection_matrix_factory.cpp

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/*
 * Copyright (c) 2011, Willow Garage, Inc.
 * 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.
 *     * Neither the name of the Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * 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 OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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#include "rve_render_client/camera.h"
#include "rve_render_client/projection_matrix_factory.h"

namespace rve_render_client
{

ProjectionMatrixFactory::ProjectionMatrixFactory()
  : aspect_ratio_(1.333)
  , camera_(NULL)
{}

ProjectionMatrixFactory::~ProjectionMatrixFactory()
{}

void ProjectionMatrixFactory::updateCamera()
{
  if( camera_ )
  {
    camera_->setProjectionMatrix( makeMatrix() );
  }
}

void ProjectionMatrixFactory::setCamera( Camera* camera )
{
  camera_ = camera;
  updateCamera();
}

void ProjectionMatrixFactory::setAspectRatio( float width_over_height )
{
  aspect_ratio_ = width_over_height;
  updateCamera();
}

}