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#include "render_struct.h"

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#include "render_png_struct.h"

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#include "render_slices.h"

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struct render_slices {

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    // do I have to free it?

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    int owned_by_me;

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    // the induvidual slices

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    struct render_slice {

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        // the public info

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        struct render_slice_info info;

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        // the render info

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        struct render render_info;

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        // our offset into rowbuf

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        size_t row_offset;

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        // pointer back to parent

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        struct render_slices *self;

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    } slices[RENDER_SLICES_MAX];

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    // how many slices are in use

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    size_t num_slices;

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    // how many slices have reported the current row as done

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    size_t segments_done;

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    // the a pointer to the raw memory buffer

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    unsigned char *rowbuf;

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    // the two rows of memory area used to a) render b) build the png

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    unsigned char *rows[2];

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    // which of the two rows is is used for png-building (default = 0, 1)

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    int render_row, done_row;

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    // the png struct

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    struct render_png png_info;

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};

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int render_slices_init (struct render_slices *ctx, struct render *render);

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void render_slices_deinit (struct render_slices *ctx);

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