v2d.h

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/*
 *
 *      v2d.h
 *
 *      Routines for rasterizing (analytic area sampling) 
 *      polygons to a regular Cartesian grid using r2d. 
 *      
 *      Devon Powell
 *      15 October 2015
 *
 *      Copyright (c) 2015, The Board of Trustees of the Leland Stanford Junior University, 
 *      through SLAC National Accelerator Laboratory (subject to receipt of any required approvals 
 *      from the U.S. Dept. of Energy). All rights reserved. Redistribution and use in source and 
 *      binary forms, with or without modification, are permitted provided that the following 
 *      conditions are met: 
 *      (1) Redistributions of source code must retain the above copyright notice, 
 *      this list of conditions and the following disclaimer. 
 *      (2) 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. 
 *      (3) Neither the name of the Leland Stanford Junior University, SLAC National Accelerator 
 *      Laboratory, U.S. Dept. of Energy nor the names of its contributors may be used to endorse 
 *      or promote products derived from this software without specific prior written permission. 
 *      
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 *      OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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 *      You are under no obligation whatsoever to provide any bug fixes, patches, or upgrades to 
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 */

#ifndef _V2D_H_
#define _V2D_H_

#ifdef __cplusplus
extern "C" {
#endif

#include "r2d.h"

void r2d_rasterize(r2d_poly* poly, r2d_dvec2 ibox[2], r2d_real* dest_grid, r2d_rvec2 d, r2d_int polyorder);

void r2d_clamp_ibox(r2d_poly* poly, r2d_dvec2 ibox[2], r2d_dvec2 clampbox[2], r2d_rvec2 d);

void r2d_get_ibox(r2d_poly* poly, r2d_dvec2 ibox[2], r2d_rvec2 d);

#ifdef __cplusplus
}
#endif

#endif // _V2D_H_