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Norman Vine:

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Add commands to increase/decrease the fog visibility.
This commit is contained in:
curt 2003-08-06 17:13:42 +00:00
parent 7b5997e9dc
commit c2684e9bc6
1 changed files with 22 additions and 1 deletions
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23
src/Main/fg_commands.cxx
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@ -29,6 +29,7 @@
#include "fg_init.hxx"
#include "fg_commands.hxx"
#include "fg_props.hxx"
SG_USING_STD(string);
SG_USING_STD(ifstream);
@ -845,7 +846,25 @@ do_replay (const SGPropertyNode * arg)
static bool
do_decrease_visability (const SGPropertyNode * arg)
{
double new_value = fgGetDouble("/environment/visibility-m") * 0.9;
fgSetDouble("/environment/visibility-m", new_value);
fgDefaultWeatherValue("visibility-m", new_value);
globals->get_subsystem("environment")->reinit();
}
static bool
do_increase_visability (const SGPropertyNode * arg)
{
double new_value = fgGetDouble("/environment/visibility-m") * 1.1;
fgSetDouble("/environment/visibility-m", new_value);
fgDefaultWeatherValue("visibility-m", new_value);
globals->get_subsystem("environment")->reinit();
}
////////////////////////////////////////////////////////////////////////
// Command setup.
////////////////////////////////////////////////////////////////////////
@ -894,6 +913,8 @@ static struct {
{ "presets-commit", do_presets_commit },
{ "log-level", do_log_level },
{ "replay", do_replay },
{ "decrease-visibility", do_decrease_visability },
{ "increase-visibility", do_increase_visability },
{ 0, 0 } // zero-terminated
};