blob_set.h

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// mightymandel -- GPU-based Mandelbrot Set explorer
// Copyright (C) 2012,2013,2014,2015 Claude Heiland-Allen
// License GPL3+ http://www.gnu.org/licenses/gpl.html

#ifndef BLOB_SET_H
#define BLOB_SET_H 1

#include <stdbool.h>
#include <stdint.h>

struct blob {
  int label; 
  int count; 
  int64_t i; 
  int64_t j; 
  int min_i; 
  int max_i; 
  int min_j; 
  int max_j; 
  float error; 
};

struct blob_set;

struct blob_set *blob_set_new();

void blob_set_delete(struct blob_set *s);

void blob_set_insert(struct blob_set *s, const struct blob *blob);

bool blob_set_contains(const struct blob_set *s, const struct blob *blob);

enum blob_strategy {
  blob_boolean, 
  blob_positive 
};

struct blob *find_blobs0(int *blob_count, int width, int height, const float *glitched, enum blob_strategy strategy, int i0, int i1, int j0, int j1);

struct blob *find_blobs1(int *blob_count, int width, int height, const float *glitched);

struct blob *find_blobs2(int *blob_count, int width, int height, const float *glitched, const struct blob *blob);

#endif