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/* SPDX-License-Identifier: MIT-0 */
#include <locale.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#include "deco.h"
#include "opendeco-cli.h"
#include "opendeco-conf.h"
#include "output.h"
#include "schedule.h"
#define MOD_OXY (abs_depth(msw_to_bar(6)))
#define RMV_DIVE_DEFAULT 20
#define RMV_DECO_DEFAULT 15
#define SHOW_TRAVEL_DEFAULT 0
double RMV_DIVE = RMV_DIVE_DEFAULT;
double RMV_DECO = RMV_DECO_DEFAULT;
int SHOW_TRAVEL = SHOW_TRAVEL_DEFAULT;
static struct gas_usage {
const gas_t *gas;
double usage;
} gas_usage[10];
int register_gas_use(double depth, double time, const gas_t *gas, double rmv)
{
double usage = depth * time * rmv;
for (int i = 0; i < 10; i++) {
if (!gas_usage[i].gas) {
gas_usage[i] = (struct gas_usage){
.gas = gas,
.usage = usage,
};
return 0;
} else if (gas_usage[i].gas == gas) {
gas_usage[i].usage += usage;
return 0;
}
}
return -1;
}
void print_gas_use(void)
{
static char gasbuf[12];
wprintf(L"\n");
for (int i = 0; i < 10; i++) {
if (gas_usage[i].gas) {
format_gas(gasbuf, len(gasbuf), gas_usage[i].gas);
strcat(gasbuf, ":");
wprintf(L"%-12s%5i%lc\n", gasbuf, (int) ceil(gas_usage[i].usage), LTR);
}
}
}
void print_segment_callback_fn(const decostate_t *ds, waypoint_t wp, segtype_t type, void *arg)
{
static double last_depth;
static double runtime;
wchar_t sign;
/* first time initialization */
if (!last_depth)
last_depth = SURFACE_PRESSURE;
runtime += wp.time;
if (wp.depth < last_depth)
sign = ASC;
else if (wp.depth > last_depth)
sign = DEC;
else
sign = LVL;
if (SHOW_TRAVEL || type != SEG_TRAVEL)
print_planline(sign, wp.depth, wp.time, runtime, wp.gas);
/* register gas use */
double avg_seg_depth = wp.depth == last_depth ? last_depth : (wp.depth + last_depth) / 2;
double rmv = type == SEG_DIVE ? RMV_DIVE : RMV_DECO;
register_gas_use(avg_seg_depth, wp.time, wp.gas, rmv);
last_depth = wp.depth;
}
int parse_gasses(gas_t **gasses, char *str)
{
if (!str) {
*gasses = NULL;
return 0;
}
/* count number of gasses in string */
int nof_gasses = 1;
for (int c = 0; str[c]; c++)
if (str[c] == ',')
nof_gasses++;
/* allocate gas array */
gas_t *deco_gasses = malloc(nof_gasses * sizeof(gas_t));
/* fill gas array */
char *gas_str = NULL;
int gas_idx = 0;
for (;;) {
if (!gas_str)
gas_str = strtok(str, ",");
else
gas_str = strtok(NULL, ",");
if (!gas_str)
break;
scan_gas(&deco_gasses[gas_idx], gas_str);
gas_idx++;
}
*gasses = deco_gasses;
return nof_gasses;
}
int main(int argc, char *argv[])
{
setlocale(LC_ALL, "en_US.utf8");
/* argp */
char *gas_default = strdup("Air");
char *decogasses_default = strdup("");
struct arguments arguments = {
.depth = -1,
.time = -1,
.gas = gas_default,
.gflow = 30,
.gfhigh = 75,
.decogasses = decogasses_default,
.SURFACE_PRESSURE = SURFACE_PRESSURE_DEFAULT,
.SWITCH_INTERMEDIATE = SWITCH_INTERMEDIATE_DEFAULT,
.LAST_STOP_AT_SIX = LAST_STOP_AT_SIX_DEFAULT,
.RMV_DIVE = RMV_DIVE_DEFAULT,
.RMV_DECO = RMV_DECO_DEFAULT,
.SHOW_TRAVEL = SHOW_TRAVEL_DEFAULT,
};
opendeco_conf_parse("opendeco.toml", &arguments);
opendeco_argp_parse(argc, argv, &arguments);
/* apply global options */
SURFACE_PRESSURE = arguments.SURFACE_PRESSURE;
SWITCH_INTERMEDIATE = arguments.SWITCH_INTERMEDIATE;
LAST_STOP_AT_SIX = arguments.LAST_STOP_AT_SIX;
RMV_DIVE = arguments.RMV_DIVE;
RMV_DECO = arguments.RMV_DECO;
SHOW_TRAVEL = arguments.SHOW_TRAVEL;
/* setup */
decostate_t ds;
init_decostate(&ds, arguments.gflow, arguments.gfhigh, msw_to_bar(3));
double dec_per_min = msw_to_bar(9);
gas_t bottom_gas;
scan_gas(&bottom_gas, arguments.gas);
gas_t *deco_gasses;
int nof_gasses = parse_gasses(&deco_gasses, arguments.decogasses);
/* override oxygen mod */
for (int i = 0; i < nof_gasses; i++)
if (gas_o2(&deco_gasses[i]) == 100)
deco_gasses[i].mod = MOD_OXY;
/* simulate dive */
double descent_time = msw_to_bar(arguments.depth) / dec_per_min;
double bottom_time = max(1, arguments.time - descent_time);
waypoint_t waypoints[] = {
{.depth = abs_depth(msw_to_bar(arguments.depth)), .time = descent_time, &bottom_gas},
{.depth = abs_depth(msw_to_bar(arguments.depth)), .time = bottom_time, &bottom_gas},
};
waypoint_callback_t print_segment_callback = {
.fn = &print_segment_callback_fn,
.arg = NULL,
};
print_planhead();
simulate_dive(&ds, waypoints, len(waypoints), &print_segment_callback);
/* generate deco schedule */
double depth = waypoints[len(waypoints) - 1].depth;
const gas_t *gas = waypoints[len(waypoints) - 1].gas;
/* determine @+5 TTS */
decostate_t ds_ = ds;
add_segment_const(&ds_, depth, 5, gas);
decoinfo_t di_plus5 = calc_deco(&ds_, depth, gas, deco_gasses, nof_gasses, NULL);
/* print actual deco schedule */
decoinfo_t di = calc_deco(&ds, depth, gas, deco_gasses, nof_gasses, &print_segment_callback);
/* output deco info and disclaimer */
print_gas_use();
wprintf(L"\nNDL: %i TTS: %i TTS @+5: %i\n", (int) floor(di.ndl), (int) ceil(di.tts), (int) ceil(di_plus5.tts));
print_planfoot(&ds);
/* cleanup */
free(deco_gasses);
free(arguments.gas);
free(arguments.decogasses);
return 0;
}
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