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Header files should compile regardless of order of inclusion.
Since libdivecomputer.h uses FILE unconditional include of
stdio.h is the correct thing to do.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
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Enough gas was checking the currently displayed dive instead of the
dive to be planned. Not good in a multi-threaded context. Pass the
actual dive instead.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Pass the dive to be planned to track_ascent_gas and don't use
the displayed_dive. For convenience, pass the cylinder-id, since
the function can now access the cylinder of the dive by itself.
This makes the callers less verbose.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Use the actual planned dive, not the displayed dive in analyze_gaslist().
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The function comment talks about overwriting displayed_dive, when
in reality the function overwrites a passed in dive.
Also fix a debug-call which dumped the displayed_dive, not the
actual dive to stdout.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The fill_default_cylinder() function calculated the MOD based
on the currently displayed dive. This does not seem to make sense:
- When importing dives, why would we care about the altitude and
salinity of the currently displayed dive, possibly from a different
trip.
- The planner is supposed to be thread-safe and should not touch
global variables.
Of course this means that the importing-functions have to fill
out altitude and salinity before creating the default cylinder,
but this is their problem. For a freshly created dive they will
get the default values, which still seems less random than the
values from the displayed dive.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Instead of passing the global displayed_dive to
calc_crushing_pressure(), use the dive the planner is working on.
A small step in making the planner thread-safe.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The parser had global state in the form of a linear regression
and the "plot_depth" variable. Collect that in the deco_state struct and
pass it down the call-chain. Move out the code to update the
regression data to not bother other callers of tissue_tolerance_calc().
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
Signed-off-by: Robert C. Helling <helling@atdotde.de>
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It is unclear where this function has ever been used.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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A number of functions were not used outside of planner.c.
Make them static.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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A number of architecture-dependent functions were declared in
dive.h. Move them to file.h so that not all file-manipulating
translation units have to include dive.h. This is a small step
in avoiding mass-recompilation on every change to dive.h
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Move the declarations of the "report_error()" and "set_error_cb()"
functions and the "verbose" variable to errorhelper.h.
Thus, error-reporting translation units don't have to import the
big dive.h header file.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Replace a macro calculating a degree-three polynomial by an
inline function.
Moreover, calculate the powers 1, 2 and 3 of the pressure inside
the function. The compiler will be smart enough to optimize this
to the same code. The only important thing is to write "x*x*x*coeff"
instead of "coeff*x*x*x". The compiler can't optimize the latter
because ... wonderful floating point semantics.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The planner can produce negative cylinder pressures when
more gas is used than available. Let's color the pressure
graph in a highly visible color to alert the user of the
fact that current gas planning is insufficient.
Signed-off-by: Robert C. Helling <helling@atdotde.de>
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The curve fitting for our gas compressibility was only done in the sane
range of 0-500 bar, which is what a scuba cylinder can reasonably be
expected to perhaps have.
But the planner ends up happily using negative cylinder pressures when
you run out of gas, and then the compressibility gives nonsensical
results.
That's clearly a planner bug, but the nonsensical gas compressibility
values made it harder to see what could be wrong.
So we just clamp the inpot range to the range we have verified against
experimental data. If you try to get compressibility for negative
pressures, you get the compressibility for an ideal and imaginary gas.
And if you try to get compressibility for pressures over 500 bar, we'll
just assume that it's 500 bar.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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For better encapsulation, use clear_git_id() in clear_dive_file_data()
instead of setting saved_git_id directly.
Thus, memory management of the saved_git_id value is encapsulated
and can be modified more easily.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Add spaces before and after multiplication and addition operators.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The git parser was using a number of global static variables. Remove
them by introducing a parser state, which is passed down to the
call hierarchy.
Advantages:
1) Removes global variables and makes the parser (mostly) reentrant.
2) More flexible - e.g. when parsing samples, the parser can now
access the dive to check if the cylinder number is valid.
3) Less weak typing through "void *".
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The function get_divemode() and git_tree_entry_blob() were not used
outside of load-git.c. Make them of static linkage.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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copy_cylinders() copied the cylinders of one dive onto another dive
and then reset to the original gas values. Presumably, when copy and
pasting cylinders from one dive to another, only the types should
be copied, not the gases.
Moreover, the function could either copy all or only the used cylinders.
Firstly, the code was bogus: when restoring the pressures the indices
were mixed up: the old indices were used. Thus, when there where
uncopied cylinders, not all pressure values were restored.
Secondly, it is not clear that all callers actually want to restore
the pressure data. It rather appears the two (out of three) callers
actually just want to copy the cylinders.
Therefore, split the function in
1) copy_cylinders(): copy the cylinders with pressure data
2) copy_cylinder_types(): copy only the cylinder information
Since there is only one caller of copy_cylinder_types(), the "used_only"
argument can be removed. Since all cylinders are copied there is
no point in storing the pressure data. Don't overwrite it in
the first place.
The resulting two functions should be distinctly easier to understand.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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This should allow it to work with Subsurface-mobile as well.
Fixes #2187
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
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The parsers / downloaders parse into a separate table and do
not directly change the divelist. Therefore, they shouldn't
call mark_divelist_changed().
Likewise split_dive_at() doesn't modify the dive list and
therefore shouldn't call this function.
Calling the function has the unwanted side-effect that undoing
the change will not clear the *-symbol in the title of the
main window.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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This function was used to count the number of weightsystems
used in a dive. Since the weightsysems are now collected
in a dynamic table it became unused. Remove.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Replace the fixed-size weightsystem table by a dynamically
relocated table. Reuse the table-macros used in other parts
of the code.
The table stores weightsystem entries, not pointers to
weightsystems. Thus, ownership of the description string is
taken when adding a weightsystem. An extra function adds
a cloned weightsystem at the end of the table.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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This will be used later when joining and editing dives.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
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We seem to do this in other C-headers, so for consistency also do
it here.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Sadly, this doesn't give any type safety. But at least it documents
the function arguments.
Make the last item in the enum as a number-of-pressure-entries
sentinel. Use that to size the pressure-values array.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Instead of assigning the the lvalue of the SENSOR_PRESSURE
macro, introduce a general function to set pressure values.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The comment to populate_pressure_information() was mentioning
gas pressures that didn't exist. Remove these parts.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Replace the INTERPOLATED_PRESSURE and SENSOR_PRESSURE macros by
inline functions. Generate a common inline function that reads
a pressure value for a dynamic sensor.
Not all SENSOR_PRESSURE macros can be replaced, because the
macro is also used to set the value and C sadly doesn't know
the concept of "return reference from a function".
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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There is absolutely no reason to use a macro here.
The only argument that can be made is consistency with
the other pressure-macros, but those too are questionable.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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DILUENT_PRESSURE and INTERPOLATED_DILUENT_PRESSURE do not exist
anymore. No point in trying to output them.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Last user was removed in ae1e9b11a537eb0ba9b649cb876dae4cc4628045
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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To reduce interdependencies, remove the dive.h and divelist.h
includes in qthelper.h
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Another tiny step in making dive.h smaller: move function
declarations to deco.h if these functions are defined in deco.c
and don't directly concern dives.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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The string_to_*() functions were declared in dive.h and qthelper.h.
Moreover in one file they were declared with C in the other with
C++ linkage. This only works because qthelper.h includes dive.h
first.
Fix this anomaly by declaring the functions only in qthelper.h,
but moving them from the C++ to the C part.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Since this function doesn't act on a dive and is only related
to cylinders, move it to equipment.c and equipment.h.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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We cannot tell them apart by Bluetooth name, so pick one of the names.
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
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While testing the cylinder type saving fix, I noticed that the RBT
saving was broken. Instead of saving RBT whenever it changed, we'd save
it when it was non-zero. Which doesn't match the git save format, and
also doesn't match what we do when loading an xml file (where we default
to the previous RBT value, and a sample RBT will modify it).
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Steve Williams reported a crash when saving a previously loaded dive as
xml, and gave a gdb backtrace.
It turns out that if we can't parse the cylinder use type (OC, diluent,
oxygen, unused) we initialize the cylinder use to an invalid type, and
then when we save it, we mess up.
Fix it up by doing proper limit checking before accessing the
"cylinderuse_text[]" array when saving.
Reported-by: Steve <stevewilliams@internode.on.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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In the error messages shown when failing to start ffmpeg, instruct
the user to set the correct executable in the preferences.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Currently, the git parser happily trashes memory if a git repository
contains too many weightsystems or cylinders. This should only happen
in testing, but nevertheless try to handle it gracefully and ignore
excess cylinders / weightsystems.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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All callers of create_plot_info_new() called calculate_max_limits_new()
a line before. Thus, simply call the latter in the former.
This allows us to automatically free the plot data in create_plot_info_new().
The old code overwrote the corresponding field with NULL.
As a side-effect, this removes a bogus static variable.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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There was a global variable last_pi_entry_new, which stored the
recently allocated plot data. This was freed when new plot data
was generated.
A very scary proposition: You can never have two plot datas at
the same time! But exactly that happens when you export for
example subtitles.
The only reason why this didn't lead to very crazy behavior
is that at least on my Linux machine, the calloc() call would
just return the previously freed memory.
Fix this mess by removing the global variable and freeing the
data in the callers.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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A number of declarations were not used anywhere. Remove them.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Bailing out does not happen instantly. Rather wait for
the minimum stop switch duration before ascending.
Signed-off-by: Robert C. Helling <helling@atdotde.de>
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In "core/save-html.h", the "core/dive.h" header was included in the
extern "C" block. This is invalid, because "core/dive.h" included
from C++ code contains Qt macros that expand to C++ templates. These
in turn must not have extern "C" linkage, since a plain C-linker
cannot handle such things.
The only reason this worked is that in all cases "core/save-html.h"
was included after "core/dive.h". The include of the latter in the
former had therefore not effect.
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
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Berthold Stoeger
Dirk Hohndel
Robert C. Helling
Linus Torvalds