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Rev 31994 Rev 32815
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 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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 */
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/* Used by third-party graphics devices */
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/* Used by third-party graphics devices */
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/*
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 * The current graphics engine (including graphics device) API version
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 * MUST be integer
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 *
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 * This number should be bumped whenever there are changes to
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 * GraphicsEngine.h or GraphicsDevice.h so that add-on packages
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 * that compile against these headers (graphics systems such as
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 * graphics and grid;  graphics devices such as gtkDevice, RSvgDevice)
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 * can detect any version mismatch.
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 *
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 * Version 1:  Introduction of the version number.
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 */
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#define R_GE_version 1
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int R_GE_getVersion();
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void R_GE_checkVersionOrDie(int version);
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/* The graphics engine will only accept locations and dimensions
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/* The graphics engine will only accept locations and dimensions
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 * in native device coordinates, but it provides the following functions
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 * in native device coordinates, but it provides the following functions
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 * for converting between a couple of simple alternative coordinate
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 * for converting between a couple of simple alternative coordinate
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 * systems and device coordinates:
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 * systems and device coordinates:
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 *    DEVICE = native units of the device
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 *    DEVICE = native units of the device