annotate Discovery/Src/buehlmann.c @ 187:485c5135cf7f cleanup-2

cleanup: forgotten cleanup from 9da7dd50e2ec Simply cleanup something forgotten in 9da7dd50e2ec. There is so much duplicate code, that things are very easy to forget when cleaning up. Signed-off-by: Jan Mulder <jlmulder@xs4all.nl>
author Jan Mulder <jlmulder@xs4all.nl>
date Fri, 15 Mar 2019 12:53:14 +0100
parents b7689d9e888a
children ceecabfddb57
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
51
8f8ea3a32e82 Resolved warnings pointing to possible invalid memory access
Ideenmodellierer
parents: 38
diff changeset
1 /* getrennte Gase f�r die verschiedenen Modi
8f8ea3a32e82 Resolved warnings pointing to possible invalid memory access
Ideenmodellierer
parents: 38
diff changeset
2 um Gaswechsel Eintr�ge zu vereinfachen
38
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
3 das heisst:
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
4 oc == bailout in cc mode
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
5 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
6
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
7 /* Konvention:
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
8 float extExample_variable_can_be_used_with_extern;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
9 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
10
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
11 #include <string.h>
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
12 //#include "arm_math.h"
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
13 #include <math.h>
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
14 #include <stdbool.h>
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
15 #include "buehlmann.h"
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
16 #include "decom.h"
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
17
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
18
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
19 extern const float helium_time_constant[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
20 extern const float nitrogen_time_constant[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
21
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
22 extern const float buehlmann_N2_a[];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
23 extern const float buehlmann_N2_b[];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
24 extern const float buehlmann_He_a[];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
25 extern const float buehlmann_He_b[];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
26
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
27
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
28 /*
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
29 typedef struct
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
30 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
31 float *pointer_array_tissue_nitrogen_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
32 float *pointer_array_tissue_helium_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
33 char gf_value;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
34
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
35 float output_ceiling_ambient_bar_or_input;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
36 _Bool output_ceiling_tolerated_if_ceiling_used_as_input;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
37 } tissue_test_tolerance_struct;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
38 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
39 typedef struct
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
40 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
41 float depth;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
42 int id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
43 } SStop;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
44
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
45 #define DECO_STOPS_MAX_TTS_CALCULATON_IN_SECONDS 59940 // 999 minuten; before: 18000 // 5(h) * 60(min) * 60 sec = 18000 sec
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
46 #define DECO_STOPS_MAX_TTS_FOR_EVERY_SECOND_CALC_IN_SECONDS 7200
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
47 #define NINETY_NINE_MINUTES_IN_SECONDS 59940
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
48
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
49 # define PRESSURE_TEN_METER 1.0f
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
50 # define PRESSURE_THREE_METER 0.333334f
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
51 # define PRESSURE_150_CM 0.15f
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
52 # define PRESSURE_HALF_METER 0.05f
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
53 /*
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
54 # define PRESSURE_150_CM_MBAR 150
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
55 # define PRESSURE_TWO_M_MBAR 200
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
56 # define PRESSURE_FIVE_M_MBAR 500
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
57 # define PRESSURE_TEN_M_MBAR 1000
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
58 # define PRESSURE_120_METER 12.0
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
59 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
60 /*
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
61 _____________________________________________________________
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
62 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
63
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
64
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
65 void buehlmann_backup_and_restore(_Bool backup_restore_otherwise);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
66 float tissue_tolerance(void);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
67 void ambient_bar_to_deco_stop_depth_bar(float ceiling);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
68 int ascend_with_all_gaschanges(float pressure_decrease);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
69 float next_stop_depth_input_is_actual_stop_id(int actual_id);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
70 float get_gf_at_pressure(float pressure);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
71 void buehlmann_calc_ndl(void);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
72 _Bool dive1_check_deco(void);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
73 uint8_t buehlmann_tissue_test_tolerance(float depth_in_bar_absolute);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
74
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
75 /*
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
76 _____________________________________________________________
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
77 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
78
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
79 SDecoinfo gDecotable;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
80 float gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
81 float gPressure;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
82 int gGas_id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
83 float gTTS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
84 float gTissue_nitrogen_bar[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
85 float gTissue_helium_bar[16];
130
b7689d9e888a Minor changes to improved code quality and to eliminate warnings
Ideenmodellierer
parents: 51
diff changeset
86 float gGF_value;
38
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
87 float gCNS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
88 //float gMax_ceiling_bar = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
89 int gNDL;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
90
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
91
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
92 //SLifeData *pLifeData;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
93 SDiveSettings *pBuDiveSettings;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
94 SDecoinfo* pDecolistBuehlmann;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
95 //signed char gGaschange_decreasing_depth_gas_id[BUEHLMANN_STRUCT_MAX_GASES];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
96 float gGF_low_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
97 SStop gStop;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
98
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
99 void buehlmann_init(void)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
100 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
101 //gMax_ceiling_bar = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
102 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
103
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
104 void buehlmann_backup_and_restore(_Bool backup_restore_otherwise)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
105 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
106 static float pressure;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
107 static float gas_id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
108 static float tts;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
109 static float tissue_nitrogen_bar[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
110 static float tissue_helium_bar[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
111 static float gf_value;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
112 static int ndl;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
113 static float cns;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
114
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
115 if(backup_restore_otherwise)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
116 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
117 pressure = gPressure;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
118 gas_id = gGas_id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
119 tts = gTTS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
120 gf_value = gGF_value;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
121 ndl = gNDL;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
122 cns = gCNS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
123 memcpy(tissue_nitrogen_bar, gTissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
124 memcpy(tissue_helium_bar, gTissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
125 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
126 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
127 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
128 gPressure = pressure;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
129 gGas_id = gas_id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
130 gTTS = tts;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
131 gGF_value = gf_value;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
132 gNDL = ndl;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
133 gCNS = cns;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
134 memcpy(gTissue_nitrogen_bar, tissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
135 memcpy(gTissue_helium_bar, tissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
136 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
137
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
138 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
139 /*void buehlmann__test__saturate_tissues(SBuehlmann *pInput, int seconds)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
140 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
141 pBuehlmann = pInput;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
142 pInput->dive_time_seconds += seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
143 // internal copying
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
144 gSurface_pressure_bar = pBuehlmann->pressure_surface_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
145
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
146 gPressure = pBuehlmann->pressure_ambient_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
147 gGas_id = pBuehlmann->actual_gas_id;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
148 memcpy(gTissue_nitrogen_bar, pBuehlmann->tissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
149 memcpy(gTissue_helium_bar, pBuehlmann->tissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
150
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
151 tissues_exposure_at_gPressure_seconds(seconds);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
152
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
153 memcpy(pBuehlmann->tissue_nitrogen_bar, gTissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
154 memcpy(pBuehlmann->tissue_helium_bar, gTissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
155 }*/
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
156
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
157 float buehlmann_get_gCNS(void)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
158 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
159 return gCNS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
160 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
161
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
162 void buehlmann_calc_deco(SLifeData* pLifeData, SDiveSettings * pDiveSettings, SDecoinfo * pDecoInfo)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
163 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
164 float ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
165 int ascend_time;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
166 int tts_seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
167 float pressure_delta;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
168 float next_depth;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
169 _Bool deco_reached = false;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
170 // tissue_test_tolerance_struct tolerance_data;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
171 unsigned short *stoplist;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
172 int i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
173
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
174 // decom_CreateGasChangeList(pDiveSettings, pLifeData);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
175
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
176 gCNS = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
177 pDecoInfo->output_time_to_surface_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
178 pDecoInfo->output_ndl_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
179 for(int i=0;i<DECOINFO_STRUCT_MAX_STOPS;i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
180 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
181 pDecoInfo->output_stop_length_seconds[i] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
182 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
183 /* make input available global*/
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
184 pBuDiveSettings = pDiveSettings;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
185
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
186 pDecolistBuehlmann = pDecoInfo;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
187 /* internal copying */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
188 gSurface_pressure_bar = pLifeData->pressure_surface_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
189
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
190 gPressure = pLifeData->pressure_ambient_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
191 gGas_id = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
192 memcpy(gTissue_nitrogen_bar, pLifeData->tissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
193 memcpy(gTissue_helium_bar, pLifeData->tissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
194 gGF_value = ((float)pBuDiveSettings->gf_low) / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
195
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
196 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
197 memcpy(&gDecotable, pDecolistBuehlmann, sizeof(SDecoinfo));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
198 stoplist = gDecotable.output_stop_length_seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
199
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
200
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
201 if(pLifeData->dive_time_seconds < 60)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
202 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
203 /* coupling */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
204
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
205 /* functions */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
206
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
207 // clean stop list
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
208 for(i = 0; i < DECOINFO_STRUCT_MAX_STOPS; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
209 stoplist[i] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
210 gTTS = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
211 gNDL = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
212
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
213 if(pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero >= (gPressure - PRESSURE_150_CM))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
214 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
215 deco_reached = true;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
216 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
217
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
218
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
219 //ascend_with_all_gaschanges(gPressure - gSurface_pressure_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
220 gGF_value = ((float)pBuDiveSettings->gf_high) / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
221 //iling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
222 // includes backup for gGF_value
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
223 // NDL
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
224 buehlmann_backup_and_restore(true); // includes backup for gGF_value
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
225 if(!dive1_check_deco() )
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
226 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
227 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
228 // no deco
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
229 pDecolistBuehlmann->output_time_to_surface_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
230 for(i = 0; i < DECOINFO_STRUCT_MAX_STOPS; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
231 pDecolistBuehlmann->output_stop_length_seconds[i] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
232 // calc NDL
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
233 buehlmann_calc_ndl();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
234 pDecolistBuehlmann->output_ndl_seconds = gNDL;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
235 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
236 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
237 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
238 pDecolistBuehlmann->output_ndl_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
239
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
240 gGF_value = get_gf_at_pressure(gPressure);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
241 //current ceiling at actual position
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
242 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
243 //if(ceiling < pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
244 //ambient_bar_to_deco_stop_depth_bar(pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
245 //else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
246 ambient_bar_to_deco_stop_depth_bar(ceiling);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
247
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
248 // set the base for all upcoming parameters
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
249 ceiling = gStop.depth + gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
250 tts_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
251
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
252 // modify parameters if there is ascend or parameter fine adjustment
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
253 if(ceiling < (gPressure - PRESSURE_150_CM)) // more than 1.5 meter below ceiling
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
254 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
255 // ascend within 10 mtr to GF_low // speed 12 mtr/min -> 50 sec / 10 mtr; 15 sec / 3 mtr.
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
256 if(ceiling < (gPressure - PRESSURE_TEN_METER) )
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
257 { do {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
258 ascend_time = ascend_with_all_gaschanges(PRESSURE_TEN_METER);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
259 tts_seconds += ascend_time;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
260 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
261 if(tts_seconds > DECO_STOPS_MAX_TTS_CALCULATON_IN_SECONDS)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
262 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
263 /* pInput == pBuehlmann */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
264 pDecolistBuehlmann->output_time_to_surface_seconds = NINETY_NINE_MINUTES_IN_SECONDS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
265 return;// NINETY_NINE_MINUTES_IN_SECONDS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
266 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
267 } while ((ascend_time > 0 ) && ((gPressure - PRESSURE_TEN_METER ) > gSurface_pressure_bar) && (ceiling < (gPressure - PRESSURE_TEN_METER)));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
268 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
269 do {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
270 buehlmann_backup_and_restore(true);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
271 ascend_time = ascend_with_all_gaschanges(PRESSURE_THREE_METER);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
272 tts_seconds += ascend_time;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
273 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
274 if(tts_seconds > DECO_STOPS_MAX_TTS_CALCULATON_IN_SECONDS)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
275 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
276 /* pInput == pBuehlmann */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
277 pDecolistBuehlmann->output_time_to_surface_seconds = NINETY_NINE_MINUTES_IN_SECONDS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
278 return;// NINETY_NINE_MINUTES_IN_SECONDS;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
279 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
280 ambient_bar_to_deco_stop_depth_bar(ceiling);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
281 } while ((ascend_time > 0 ) && ((gStop.depth + gSurface_pressure_bar) < gPressure));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
282
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
283 if(gStop.depth + gSurface_pressure_bar > gPressure)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
284 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
285 gPressure += PRESSURE_THREE_METER;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
286 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
287 tts_seconds -= ascend_time;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
288 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
289 // calculate first stop based on tissue saturation within 10 meters of stop
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
290 //ambient_bar_to_deco_stop_depth_bar(ceiling);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
291 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
292 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
293 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
294 // initial values, upper code might not be executed (is within 150 cm)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
295 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
296
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
297
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
298
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
299
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
300 if(ceiling > gSurface_pressure_bar)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
301 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
302
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
303 ceiling = gStop.depth + gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
304 // ascend the last meters to first stop (especially consider any gas changes around)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
305 pressure_delta = gPressure - ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
306 ascend_time = (int)ceil(pressure_delta * 50.0f);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
307 tts_seconds += ascend_with_all_gaschanges(pressure_delta);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
308 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
309 // NDL check
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
310 if(ceiling <= gSurface_pressure_bar)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
311 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
312 /* pInput == pBuehlmann same pointer*/
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
313 // NDL with GF_low
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
314 pDecolistBuehlmann->output_time_to_surface_seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
315 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
316 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
317 if(ceiling >pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
318 pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero = ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
319
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
320 // calc gf loop
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
321 if(deco_reached)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
322 gGF_low_depth_bar = pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero - gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
323 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
324 gGF_low_depth_bar = ceiling - gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
325
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
326 while(gStop.depth > 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
327 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
328 do
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
329 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
330 next_depth = next_stop_depth_input_is_actual_stop_id(gStop.id);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
331 gGF_value = get_gf_at_pressure(next_depth + gSurface_pressure_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
332 buehlmann_backup_and_restore(true);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
333 ascend_time = ascend_with_all_gaschanges(gStop.depth - next_depth);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
334 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
335 /* pre check actual limit */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
336 if(gDecotable.output_stop_length_seconds[gStop.id] >= 999*60)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
337 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
338 tts_seconds -= 999*60 - gDecotable.output_stop_length_seconds[gStop.id];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
339 gDecotable.output_stop_length_seconds[gStop.id] = 999*60;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
340 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
341 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
342 /* more deco on the actual depth */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
343 if(ceiling > next_depth + gSurface_pressure_bar)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
344 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
345 next_depth = -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
346 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
347 decom_tissues_exposure2(10, &pBuDiveSettings->decogaslist[gGas_id], gPressure,gTissue_nitrogen_bar,gTissue_helium_bar); // some seconds at least at each stop
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
348 decom_oxygen_calculate_cns_exposure(10, &pBuDiveSettings->decogaslist[gGas_id], gPressure, &gCNS);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
349 gDecotable.output_stop_length_seconds[gStop.id] += 10;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
350 tts_seconds += 10;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
351 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
352 } while(next_depth == -1);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
353 tts_seconds += ascend_time;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
354 gStop.depth = next_depth;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
355 for(i = gGas_id + 1; i < BUEHLMANN_STRUCT_MAX_GASES; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
356 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
357 if(pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
358 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
359 float pressureChange = ((float)pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero) / 10;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
360 if(gStop.depth <= pressureChange + 0.00001f)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
361 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
362 gGas_id = i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
363 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
364 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
365 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
366 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
367 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
368 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
369 gStop.id--;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
370 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
371
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
372 gDecotable.output_time_to_surface_seconds = tts_seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
373 memcpy(pDecolistBuehlmann, &gDecotable, sizeof(SDecoinfo));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
374 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
375
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
376
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
377 float tissue_tolerance(void)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
378 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
379 float tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
380 float inertgas_a;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
381 float inertgas_b;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
382 float ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
383 float global_ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
384 int ci;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
385
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
386 global_ceiling = -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
387
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
388 for (ci = 0; ci < 16; ci++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
389 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
390 if(gTissue_helium_bar[ci] == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
391 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
392 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
393 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
394 inertgas_a = buehlmann_N2_a[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
395 inertgas_b = buehlmann_N2_b[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
396 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
397 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
398 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
399 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci] + gTissue_helium_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
400 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
401 inertgas_a = ( ( buehlmann_N2_a[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_a[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
402 inertgas_b = ( ( buehlmann_N2_b[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_b[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
403 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
404 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
405 ceiling = (inertgas_b * ( tissue_inertgas_saturation - gGF_value * inertgas_a ) ) / (gGF_value - (inertgas_b * gGF_value) + inertgas_b);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
406 if(ceiling > global_ceiling)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
407 global_ceiling = ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
408 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
409 return global_ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
410 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
411
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
412 // hw 161121 for relative gradient
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
413 float tissue_tolerance_without_gf_correction(float *tissue_inertgas_saturation_output)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
414 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
415 float tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
416 float inertgas_a;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
417 float inertgas_b;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
418 float ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
419 float global_ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
420 int ci;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
421
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
422 global_ceiling = -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
423
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
424 for (ci = 0; ci < 16; ci++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
425 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
426 if(gTissue_helium_bar[ci] == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
427 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
428 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
429 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
430 inertgas_a = buehlmann_N2_a[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
431 inertgas_b = buehlmann_N2_b[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
432 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
433 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
434 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
435 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci] + gTissue_helium_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
436 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
437 inertgas_a = ( ( buehlmann_N2_a[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_a[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
438 inertgas_b = ( ( buehlmann_N2_b[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_b[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
439 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
440 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
441 ceiling = inertgas_b * ( tissue_inertgas_saturation - inertgas_a );
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
442 if(ceiling > global_ceiling)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
443 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
444 global_ceiling = ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
445 if(tissue_inertgas_saturation_output)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
446 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
447 *tissue_inertgas_saturation_output = tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
448 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
449 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
450 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
451 return global_ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
452 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
453
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
454
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
455 uint8_t buehlmann_tissue_test_tolerance(float depth_in_bar_absolute)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
456 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
457 float tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
458 float inertgas_a;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
459 float inertgas_b;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
460 float inertgas_tolerance;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
461 float gf_minus_1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
462
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
463 gf_minus_1 = gGF_value - 1.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
464
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
465 for (int ci = 0; ci < 16; ci++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
466 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
467 if(gTissue_helium_bar[ci] == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
468 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
469 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
470 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
471 inertgas_a = buehlmann_N2_a[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
472 inertgas_b = buehlmann_N2_b[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
473 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
474 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
475 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
476 tissue_inertgas_saturation = gTissue_nitrogen_bar[ci] + gTissue_helium_bar[ci];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
477 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
478 inertgas_a = ( ( buehlmann_N2_a[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_a[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
479 inertgas_b = ( ( buehlmann_N2_b[ci] * gTissue_nitrogen_bar[ci]) + ( buehlmann_He_b[ci] * gTissue_helium_bar[ci]) ) / tissue_inertgas_saturation;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
480 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
481 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
482 inertgas_tolerance = ( (gGF_value / inertgas_b - gf_minus_1) * depth_in_bar_absolute ) + ( gGF_value * inertgas_a );
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
483 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
484 if(inertgas_tolerance < tissue_inertgas_saturation)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
485 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
486 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
487 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
488 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
489
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
490
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
491 void ambient_bar_to_deco_stop_depth_bar(float ceiling)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
492 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
493 int i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
494
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
495 ceiling -= gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
496
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
497 if(ceiling <= 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
498 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
499 gStop.depth = pBuDiveSettings->last_stop_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
500 gStop.id = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
501 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
502 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
503
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
504
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
505 //for(int i = 1; i < 10; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
506
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
507 if((ceiling - pBuDiveSettings->last_stop_depth_bar) <= 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
508 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
509 gStop.depth = pBuDiveSettings->last_stop_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
510 gStop.id = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
511 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
512 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
513
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
514 gStop.depth = pBuDiveSettings->input_second_to_last_stop_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
515 gStop.id = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
516 ceiling -= pBuDiveSettings->input_second_to_last_stop_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
517
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
518 if(ceiling <= 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
519 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
520
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
521 for(i = 1; i < (DECOINFO_STRUCT_MAX_STOPS - 2); i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
522 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
523 ceiling -= pBuDiveSettings->input_next_stop_increment_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
524 if(ceiling <= 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
525 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
526 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
527 gStop.depth += i * pBuDiveSettings->input_next_stop_increment_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
528 gStop.id += i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
529 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
530 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
531
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
532 float next_stop_depth_input_is_actual_stop_id(int actual_id)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
533 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
534 if(actual_id == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
535 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
536
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
537 if(actual_id == 1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
538 return pBuDiveSettings->last_stop_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
539
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
540 actual_id -= 2;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
541 return pBuDiveSettings->input_second_to_last_stop_depth_bar + (actual_id * pBuDiveSettings->input_next_stop_increment_depth_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
542 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
543
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
544 int ascend_with_all_gaschanges(float pressure_decrease)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
545 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
546 float pressureTop, pressureTop_tmp, pressureBottom, pressureChange, ascendrate_in_seconds_for_one_bar, pressure_difference;
51
8f8ea3a32e82 Resolved warnings pointing to possible invalid memory access
Ideenmodellierer
parents: 38
diff changeset
547 int time_for_ascend = 0;
38
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
548 int seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
549 int i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
550
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
551 ascendrate_in_seconds_for_one_bar = 60 * 10 / pBuDiveSettings->ascentRate_meterperminute;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
552
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
553 if(fabsf(gPressure - gSurface_pressure_bar) < PRESSURE_HALF_METER)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
554 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
555 gPressure = gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
556 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
557 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
558
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
559 pressureTop = gPressure - pressure_decrease;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
560 if( gSurface_pressure_bar > pressureTop)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
561 pressureTop = gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
562 pressureBottom = gPressure;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
563 seconds = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
564 do{
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
565 pressureTop_tmp = pressureTop;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
566 for(i = gGas_id + 1; i < BUEHLMANN_STRUCT_MAX_GASES; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
567 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
568 if(pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
569 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
570 pressureChange = gSurface_pressure_bar + ((float)pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero) / 10;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
571 if(pressureBottom <= pressureChange)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
572 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
573 gGas_id = i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
574 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
575 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
576 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
577 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
578 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
579
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
580 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
581 for(i = gGas_id + 1; i < BUEHLMANN_STRUCT_MAX_GASES; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
582 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
583 if(pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
584 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
585 pressureChange = gSurface_pressure_bar + ((float)pBuDiveSettings->decogaslist[i].change_during_ascent_depth_meter_otherwise_zero)/ 10;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
586 if((pressureChange < pressureBottom) && (pressureChange > pressureTop))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
587 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
588 pressureTop_tmp = pressureChange;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
589 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
590 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
591 pressure_difference = pressureBottom - pressureTop_tmp;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
592 if(pressure_difference > 0.0001f)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
593 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
594 time_for_ascend = (int)ceilf(pressure_difference * ascendrate_in_seconds_for_one_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
595 decom_tissues_exposure_stage_schreiner(time_for_ascend, &pBuDiveSettings->decogaslist[gGas_id],
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
596 pressureBottom, pressureTop_tmp, gTissue_nitrogen_bar, gTissue_helium_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
597 decom_oxygen_calculate_cns_stage_SchreinerStyle(time_for_ascend,&pBuDiveSettings->decogaslist[gGas_id],
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
598 pressureBottom, pressureTop_tmp, &gCNS);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
599 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
600 pressureBottom = pressureTop_tmp;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
601 seconds += time_for_ascend;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
602 }while(pressureTop_tmp > pressureTop);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
603 gPressure = pressureTop;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
604 return seconds;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
605 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
606
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
607
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
608 float get_gf_at_pressure(float pressure)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
609 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
610 float gfSteigung = 0.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
611
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
612 if(gGF_low_depth_bar < 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
613 gGF_low_depth_bar = PRESSURE_THREE_METER; // just to prevent erratic behaviour if variable is not set
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
614
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
615 gfSteigung = ((float)(pBuDiveSettings->gf_high - pBuDiveSettings->gf_low))/ gGF_low_depth_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
616
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
617
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
618 if((pressure - gSurface_pressure_bar) <= PRESSURE_HALF_METER)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
619 return ((float)pBuDiveSettings->gf_high) / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
620
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
621 if(pressure >= gSurface_pressure_bar + gGF_low_depth_bar)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
622 return ((float)pBuDiveSettings->gf_low) / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
623
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
624 return (pBuDiveSettings->gf_high - gfSteigung * (pressure - gSurface_pressure_bar) )/ 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
625 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
626
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
627
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
628 void buehlmann_calc_ndl(void)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
629 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
630 float local_tissue_nitrogen_bar[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
631 float local_tissue_helium_bar[16];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
632 int i;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
633
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
634 gNDL = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
635 //Check ndl always use gHigh
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
636 gGF_value = ((float)pBuDiveSettings->gf_high) / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
637 //10 minutes steps
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
638 while(gNDL < (300 * 60))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
639 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
640 memcpy(local_tissue_nitrogen_bar, gTissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
641 memcpy(local_tissue_helium_bar, gTissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
642 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
643 gNDL += 600;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
644 decom_tissues_exposure2(600, &pBuDiveSettings->decogaslist[gGas_id], gPressure,gTissue_nitrogen_bar,gTissue_helium_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
645 decom_oxygen_calculate_cns_exposure(600,&pBuDiveSettings->decogaslist[gGas_id],gPressure,&gCNS);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
646 //tissues_exposure_at_gPressure_seconds(600);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
647 buehlmann_backup_and_restore(true);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
648 if(dive1_check_deco() == true)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
649 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
650 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
651 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
652 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
653 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
654 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
655
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
656 if(gNDL < (300 * 60))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
657 gNDL -= 600;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
658
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
659 if(gNDL > (150 * 60))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
660 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
661
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
662 // refine
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
663 memcpy(gTissue_nitrogen_bar, local_tissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
664 memcpy(gTissue_helium_bar, local_tissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
665
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
666 //One minutes step
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
667 for(i = 0; i < 20; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
668 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
669 gNDL += 60;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
670 //tissues_exposure_at_gPressure_seconds(60);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
671 decom_tissues_exposure2(60, &pBuDiveSettings->decogaslist[gGas_id], gPressure,gTissue_nitrogen_bar,gTissue_helium_bar);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
672 decom_oxygen_calculate_cns_exposure(60,&pBuDiveSettings->decogaslist[gGas_id],gPressure,&gCNS);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
673 buehlmann_backup_and_restore(true);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
674 if(dive1_check_deco() == true)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
675 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
676 buehlmann_backup_and_restore(false);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
677 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
678 //gNDL -= 60;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
679 return;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
680 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
681
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
682
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
683 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
684 // dive1_check_deco
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
685 /// @brief for NDL calculations
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
686 /// 160614 using ceilingOther and not ceiling
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
687 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
688 _Bool dive1_check_deco(void)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
689 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
690 // gGF_value is set in call routine;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
691 // internes Backup!
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
692
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
693 // calc like in deco
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
694 float ceiling;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
695 float ceilingOther; // new hw 160614
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
696
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
697 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
698 ambient_bar_to_deco_stop_depth_bar(ceiling); // this will set gStop.depth :-) (and gStop.id)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
699
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
700 // set the base for all upcoming parameters
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
701 ceilingOther = gStop.depth + gSurface_pressure_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
702
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
703 // modify parameters if there is ascend or parameter fine adjustment
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
704 if(ceilingOther < (gPressure - PRESSURE_150_CM)) // more than 1.5 meter below ceiling
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
705 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
706 // ascend within 10 mtr to GF_low // speed 12 mtr/min -> 50 sec / 10 mtr; 15 sec / 3 mtr.
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
707 while(((gPressure - PRESSURE_TEN_METER ) > gSurface_pressure_bar) && (ceiling < (gPressure - PRESSURE_TEN_METER)))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
708 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
709 ascend_with_all_gaschanges(PRESSURE_TEN_METER);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
710 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
711 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
712 while(((gPressure - PRESSURE_THREE_METER )> gSurface_pressure_bar) && (ceiling < gPressure))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
713 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
714 ascend_with_all_gaschanges(PRESSURE_THREE_METER);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
715 ceiling = tissue_tolerance();
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
716 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
717 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
718 if(ceiling <= gSurface_pressure_bar)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
719 return false;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
720 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
721 return true;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
722 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
723
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
724
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
725 void buehlmann_ceiling_calculator(SLifeData* pLifeData, SDiveSettings * pDiveSettings, SDecoinfo * pDecoInfo)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
726 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
727 float gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
728 float gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
729 float gf_delta;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
730 int dv_gf_low_stop_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
731 _Bool test_result;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
732 float next_gf_value;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
733 float next_pressure_absolute;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
734 int depth_in_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
735
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
736 gf_low = pDiveSettings->gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
737 gf_high = pDiveSettings->gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
738
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
739 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
740 dv_gf_low_stop_meter = (int)((pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero - pLifeData->pressure_surface_bar) * 10);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
741 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
742 if(dv_gf_low_stop_meter < 1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
743 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
744 next_gf_value = gf_high; // fix hw 161024
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
745 gf_delta = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
746 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
747 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
748 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
749 next_gf_value = gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
750 gf_delta = gf_high - gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
751 gf_delta /= dv_gf_low_stop_meter; // gf_delta is delta for each meter now!!
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
752 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
753 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
754 depth_in_meter = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
755 next_pressure_absolute = pLifeData->pressure_surface_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
756
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
757 memcpy(gTissue_nitrogen_bar, pLifeData->tissue_nitrogen_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
758 memcpy(gTissue_helium_bar, pLifeData->tissue_helium_bar, (4*16));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
759 gGF_value = next_gf_value / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
760 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
761 test_result = buehlmann_tissue_test_tolerance(next_pressure_absolute);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
762 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
763 while(!test_result && depth_in_meter < 200)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
764 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
765 depth_in_meter += 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
766 next_gf_value = fmaxf(gf_low, next_gf_value - gf_delta);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
767 gGF_value = next_gf_value / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
768 next_pressure_absolute += 0.1f; // 1 meter down
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
769 test_result = buehlmann_tissue_test_tolerance(next_pressure_absolute);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
770 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
771 //
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
772 if(test_result)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
773 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
774 // old direct paste
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
775 pDecoInfo->output_ceiling_meter = depth_in_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
776 // new sub-meter hw 160331
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
777 if(depth_in_meter >= 1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
778 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
779 for(int i = 0; i < 10; i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
780 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
781 next_gf_value += gf_delta/10.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
782 gGF_value = next_gf_value / 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
783 next_pressure_absolute -= 0.01f; // 0.1 meter up
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
784 if(!buehlmann_tissue_test_tolerance(next_pressure_absolute))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
785 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
786 pDecoInfo->output_ceiling_meter -= ((float)i)/10.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
787 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
788 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
789 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
790 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
791 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
792 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
793 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
794 pDecoInfo->output_ceiling_meter = 999;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
795 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
796 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
797
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
798
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
799 void buehlmann_relative_gradient_calculator(SLifeData* pLifeData, SDiveSettings * pDiveSettings, SDecoinfo * pDecoInfo)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
800 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
801 float gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
802 float gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
803 float gf_delta;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
804 int dv_gf_low_stop_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
805
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
806 float rgf; // relative gradient factor by hwOS p2_deco.c
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
807 float temp_tissue;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
808 float limit;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
809 float pres_respiration;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
810 float gf;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
811
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
812 gf_low = pDiveSettings->gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
813 gf_high = pDiveSettings->gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
814
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
815 dv_gf_low_stop_meter = (int)((pDiveSettings->internal__pressure_first_stop_ambient_bar_as_upper_limit_for_gf_low_otherwise_zero - pLifeData->pressure_surface_bar) * 10);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
816
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
817 if(dv_gf_low_stop_meter < 1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
818 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
819 gf_delta = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
820 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
821 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
822 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
823 gf_delta = gf_high - gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
824 gf_delta /= dv_gf_low_stop_meter; // gf_delta is delta for each meter now!!
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
825 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
826
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
827
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
828 limit = tissue_tolerance_without_gf_correction(&temp_tissue);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
829 pres_respiration = pLifeData->pressure_ambient_bar;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
830
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
831 if( temp_tissue <= pres_respiration )
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
832 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
833 gf = 0.0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
834 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
835 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
836 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
837 gf = (temp_tissue - pres_respiration)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
838 / (temp_tissue - limit)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
839 * 100.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
840 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
841
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
842 if(dv_gf_low_stop_meter < 1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
843 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
844 rgf = gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
845 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
846 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
847 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
848 float temp1 = dv_gf_low_stop_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
849 float temp2 = pLifeData->depth_meter;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
850
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
851 if (temp2 <= 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
852 rgf = gf_high;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
853 else if (temp2 >= temp1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
854 rgf = gf_low;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
855 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
856 rgf = gf_low + (temp1 - temp2)*gf_delta;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
857 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
858
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
859 rgf = gf / rgf;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
860
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
861 // avoid discussions about values > 100 below next deco stop
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
862 if((rgf > 1.0f) && (pLifeData->depth_meter >= pDecoInfo->output_ceiling_meter))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
863 rgf = 1.0f;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
864
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
865 pDecoInfo->output_relative_gradient = rgf;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
866 }