#ifndef RENDER_RAW_H
#define RENDER_RAW_H

#include "render.h"

/*
 * For rendering raw pixel data
 */
struct render_raw;

/*
 * Build and return a render_raw that can be used to handle the raw rendered pixel data.
 *
 * If render's I/O was set up with render_io_stream, the raw pixels will simply
 * be fwritten to that stream (and fflushed at the end). If I/O was set up with
 * render_io_custom, write_fn will be called with a row of pixel data (a buffer
 * img_w bytes long) for every row that's written. Flush_fn will be called once
 * all the pixels have been "written".
 *
 * returns NULL on failure.
 */
struct render_raw *render_raw_alloc (struct render *render);

/*
 * Feed a full row of raw pixel data to be handled
 *
 * buf must be render.img_w bytes wide.
 */
int render_raw_row (struct render_raw *ctx, unsigned char *rowbuf);

/*
 * Mark the render as complete and free the render_raw, flushing out any remaining data.
 */
int render_raw_done (struct render_raw *ctx);

/*
 * Abort the render, free the render_raw, and discard any remaining data.
 */
int render_raw_abort (struct render_raw *ctx);

#endif /* RENDER_RAW_H */