add DUMMY model

Dummy_cameras/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.20)
+set(CCDLIB dummy_module)
+set(DUMMYLIB ${CCDLIB} PARENT_SCOPE)
+
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(${CCDLIB} REQUIRED usefull_macros)
+
+set(CFLAGS -O3 -Wextra -Wall -W -std=gnu99)
+set(CMAKE_COLOR_MAKEFILE ON)
+
+if(DEFINED DEBUG AND DEBUG STREQUAL "yes")
+    set(CFLAGS ${CFLAGS} -Werror)
+    add_definitions(-DEBUG)
+    set(CMAKE_VERBOSE_MAKEFILE "ON")
+endif()
+
+add_definitions(${CFLAGS})
+
+aux_source_directory(${CMAKE_CURRENT_SOURCE_DIR} SRC)
+add_library(${CCDLIB} ${SRC})
+target_link_libraries(${CCDLIB}  ${${CCDLIB}_LIBRARIES})
+include_directories(${${CCDLIB}_INCLUDE_DIRS} ..)
+link_directories(${${CCDLIB}_LIBRARY_DIRS})

Dummy_cameras/dummyfunc.c

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+/*
+ * This file is part of the CCD_Capture project.
+ * Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <fcntl.h>
+#include <limits.h>
+#include <math.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <usefull_macros.h>
+
+#include "dummyfunc.h"
+
+static const int filtermax = 5;
+static const float focmaxpos = 10.;
+static int curhbin = 1, curvbin = 1;
+static int filterpos = 0;
+static float focuserpos = 1., brightness = 1., gain = 0.;
+static float camtemp = -30.;
+static capture_status capstat = CAPTURE_NO;
+
+static int campoll(capture_status *st, float *remain){
+    if(capstat == CAPTURE_NO){
+        if(st) *st = capstat = CAPTURE_PROCESS;
+        if(remain) *remain = 0.5;
+    }else{
+        capstat = CAPTURE_NO;
+        if(st) *st = CAPTURE_READY;
+        if(remain) *remain = 0.;
+    }
+    return TRUE;
+}
+
+static int camcapt(IMG *ima){
+    if(!ima || !ima->data) return FALSE;
+    uint16_t *d = ima->data;
+    for(int y = 0; y < ima->h; ++y)
+        for(int x = 0; x < ima->w; ++x) // sinusoide 100x200
+            *d++ = (uint16_t)(sin(x * 50/M_PI)*sin(y * 100/M_PI)*65535.);
+    return TRUE;
+}
+
+static void camcancel(){
+    capstat = CAPTURE_NO;
+}
+
+static int setdevno(int n){
+    if(n) return FALSE;
+    return TRUE;
+}
+
+static int camsetbrig(float b){
+    brightness = b;
+    return TRUE;
+}
+
+static int camgetbrig(float *b){
+    if(!b) return FALSE;
+    *b = brightness;
+    return TRUE;
+}
+
+static int camsetexp(_U_ float t){
+    return TRUE;
+}
+
+static int camsetgain(float g){
+    gain = g;
+    return TRUE;
+}
+
+static int camgetgain(float *g){
+    if(g) *g = gain;
+    return TRUE;
+}
+
+static int camsett(float t){
+    camtemp = t;
+    return TRUE;
+}
+
+static int camgett(float *t){
+    if(t) *t = camtemp;
+    return TRUE;
+}
+
+static int gett(float *t){
+    if(t) *t = M_PI;
+    return TRUE;
+}
+
+static int camsetbin(int h, int v){
+    curhbin = h; curvbin = v;
+    return TRUE;
+}
+
+static int camshutter(_U_ shutter_op s){
+    return TRUE;
+}
+
+static int camsetgeom(frameformat *f){
+    if(!f) return FALSE;
+    DUMMYcam.geometry = *f;
+    return TRUE;
+}
+
+static int camgetnam(char *n, int l){
+    strncpy(n, "Dummy camera", l);
+    return TRUE;
+}
+
+static int camgmg(float *mg){
+    if(mg) *mg = 10.;
+    return TRUE;
+}
+
+static int camggl(frameformat *max, frameformat *step){
+    if(max) *max = DUMMYcam.array;
+    if(step) *step = (frameformat){1,1,1,1};
+    return TRUE;
+}
+
+static int camgetbin(int *binh, int *binv){
+    if(binh) *binh = curhbin;
+    if(binv) *binv = curvbin;
+    return TRUE;
+}
+
+static int camgetio(int *io){
+    if(io) *io = 0xDEADBEEF;
+    return TRUE;
+}
+
+static int camfan(_U_ fan_speed spd){return TRUE;}
+
+static int focsetpos(_U_ int a, float n){
+    if(n < 0. || n > focmaxpos) return FALSE;
+    focuserpos = n;
+    return TRUE;
+}
+
+static int fochome(_U_ int a){
+    focuserpos = 0.;
+    return TRUE;
+}
+
+static int focgetnam(char *n, int l){
+    strncpy(n, "Dummy focuser", l);
+    return TRUE;
+}
+
+static int focpos(float *p){
+    if(p) *p = focuserpos;
+    return TRUE;
+}
+
+static int focMp(float *p){
+    if(p) *p = focmaxpos;
+    return TRUE;
+}
+
+static int focmp(float *p){
+    if(p) *p = 0.;
+    return TRUE;
+}
+
+static int whlsetpos(int n){
+    if(n > filtermax || n < 0) return FALSE;
+    filterpos = n;
+    return TRUE;
+}
+
+static int whlgetpos(int *n){
+    if(n) *n = filterpos;
+    return TRUE;
+}
+
+static int whlgmp(int *n){
+    if(n) *n = filtermax;
+    return TRUE;
+}
+
+static int whlgetnam(char *n, int l){
+    strncpy(n, "Dummy filter wheel", l);
+    return TRUE;
+}
+
+static int stub(){
+    return TRUE;
+}
+
+static void vstub(){
+    return;
+}
+static int istub(_U_ int N){return TRUE;}
+
+/*
+ * Global objects: camera, focuser and wheel
+ */
+Camera DUMMYcam = {
+    .check = stub,
+    .Ndevices = 1,
+    .close = vstub,
+    .pollcapture = campoll,
+    .capture = camcapt,
+    .cancel = camcancel,
+    // setters:
+    .setDevNo = setdevno,
+    .setbrightness = camsetbrig,
+    .setexp = camsetexp,
+    .setgain = camsetgain,
+    .setT = camsett,
+    .setbin = camsetbin,
+    .setnflushes = istub,
+    .shuttercmd = camshutter,
+    .confio = istub,
+    .setio = istub,
+    .setframetype = istub,
+    .setbitdepth = istub,
+    .setfastspeed = istub,
+    .setgeometry = camsetgeom,
+    .setfanspeed = camfan,
+    // getters:
+    .getbrightness = camgetbrig,
+    .getModelName = camgetnam,
+    .getgain = camgetgain,
+    .getmaxgain = camgmg,
+    .getgeomlimits = camggl,
+    .getTcold = camgett,
+    .getThot = camgett,
+    .getTbody = gett,
+    .getbin = camgetbin,
+    .getio = camgetio,
+    .pixX = 10.,
+    .pixY = 10.,
+    .field = (frameformat){.h = 1024, .w = 1024, .xoff = 10, .yoff = 10},
+    .array = (frameformat){.h = 1050, .w = 1050, .xoff = 0, .yoff = 0},
+    .geometry = {0},
+};
+
+Focuser DUMMYfocus = {
+    .check = stub,
+    .Ndevices = 1,
+    .close = vstub,
+    // setters:
+    .setDevNo = setdevno,
+    .setAbsPos = focsetpos,
+    .home = fochome,
+    // getters:
+    .getModelName = focgetnam,
+    .getTbody = gett,
+    .getPos = focpos,
+    .getMaxPos = focMp,
+    .getMinPos = focmp,
+};
+
+Wheel DUMMYwheel = {
+    .check = stub,
+    .Ndevices = 1,
+    .close = vstub,
+    // setters
+    .setDevNo = setdevno,
+    .setPos = whlsetpos,
+    // getters
+    .getModelName = whlgetnam,
+    .getTbody = gett,
+    .getPos = whlgetpos,
+    .getMaxPos = whlgmp,
+};

Dummy_cameras/dummyfunc.h

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+/*
+ * This file is part of the CCD_Capture project.
+ * Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+#ifndef DUMMYFUNC_H__
+#define DUMMYFUNC_H__
+
+#include "ccdfunc.h"
+
+extern Camera DUMMYcam;
+extern Focuser DUMMYfocus;
+extern Wheel DUMMYwheel;
+
+#endif // DUMMYFUNC_H__