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https://github.com/eddyem/CCD_Capture.git
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91 lines
3.0 KiB
C
91 lines
3.0 KiB
C
/*
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* This file is part of the CCD_Capture project.
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* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef IMAGEVIEW_H__
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#define IMAGEVIEW_H__
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#include <math.h>
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#include <pthread.h>
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#include <stdbool.h>
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#include <string.h>
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#include "ccdfunc.h"
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#include "events.h"
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typedef struct{
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GLubyte *rawdata; // raw image data
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int w; // size of image
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int h;
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int changed; // == 1 if data was changed outside (to redraw)
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} rawimage;
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// events from menu:
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// temporaly stop capture of regular sequence
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#define WINEVT_PAUSE (1<<0)
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// capture one image in pause mode
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#define WINEVT_GETIMAGE (1<<1)
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// save current image
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#define WINEVT_SAVEIMAGE (1<<2)
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// change color palette function
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#define WINEVT_ROLLCOLORFUN (1<<3)
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// flip image
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#define WIN_FLIP_LR (1<<0)
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#define WIN_FLIP_UD (1<<1)
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typedef struct{
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int ID; // identificator of OpenGL window
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char *title; // title of window
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GLuint Tex; // texture for image inside window
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rawimage *image; // raw image data
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int w; int h; // window size
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float x; float y; // image offset coordinates
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float x0; float y0; // center of window for coords conversion
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float zoom; // zoom aspect
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float Daspect; // aspect ratio between image & window sizes
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int menu; // window menu identifier
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uint32_t winevt; // window menu events
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uint8_t flip; // flipping settings
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pthread_t thread; // identificator of thread that changes window data
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pthread_mutex_t mutex;// mutex for operations with image
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int killthread; // flag for killing data changing thread & also signal that there's no threads
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} windowData;
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typedef enum{
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INNER,
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OPENGL
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} winIdType;
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void imageview_init();
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windowData *createGLwin(char *title, int w, int h, rawimage *rawdata);
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windowData *getWin();
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int killwindow();
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void renderBitmapString(float x, float y, void *font, char *string, GLubyte *color);
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void clear_GL_context();
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void calc_win_props(GLfloat *Wortho, GLfloat *Hortho);
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void conv_mouse_to_image_coords(int x, int y, float *X, float *Y, windowData *window);
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void conv_image_to_mouse_coords(float X, float Y, int *x, int *y, windowData *window);
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void* image_thread(void *data);
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void change_displayed_image(windowData *win, IMG *img);
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#endif // IMAGEVIEW_H__
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