fp32_colour.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 FP32_COLOUR_H
#define FP32_COLOUR_H 1

#include <stdbool.h>
#include <GL/glew.h>

struct fp32_colour {
  GLuint program;  
  GLint aspect;    
  GLint ida0;      
  GLint slice_number; 
  GLint slice_coords; 
  GLint update;    
  GLint update2;   
  GLint errs;      
  GLint thickness; 
  GLint slicing;   
  GLint pt;        
  GLuint vao;      
  GLuint program2; 
  GLint aspect2;   
  GLint rgb2;      
  GLint pt2;       
  GLuint vao2;     
  GLuint vbo;      
  GLuint fbo;      
};

extern const char *fp32_colour_vert;

extern const char *fp32_colour_frag;

extern const char *fp32_colour2_vert;

extern const char *fp32_colour2_frag;

void fp32_colour_begin(struct fp32_colour *s, GLuint rgb_tex);

void fp32_colour_end(struct fp32_colour *s);

void fp32_colour_do(struct fp32_colour *s, int win_width, int win_height, int width, int height, bool update, bool update2, GLuint errs, float thickness, int slice, int slice_n);

void fp32_colour_clear(struct fp32_colour *s, int width, int height);

#endif