Method getWorldToScreenScale

Engine/source/gfx/gfxDevice.cpp:657–671

}

Point2F GFXDevice::getWorldToScreenScale() const
{
   Point2F scale;

   const RectI &viewport = getViewport();

   if ( mFrustum.isOrtho() )
      scale.set(  viewport.extent.x / mFrustum.getWidth(),
                  viewport.extent.y / mFrustum.getHeight() );
   else
      scale.set(  ( mFrustum.getNearDist() * viewport.extent.x ) / mFrustum.getWidth(),
                  ( mFrustum.getNearDist() * viewport.extent.y ) / mFrustum.getHeight() );

   return scale;
}

//-----------------------------------------------------------------------------
// Set texture