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Initialize some variables, re-order the function calls in updeate() and reread the interpoltation tables upoj reinit()

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ehofman 2003-09-23 08:27:06 +00:00
parent 9bba532487
commit b61c3fa11c
1 changed files with 22 additions and 6 deletions
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28
src/Time/light.cxx
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@ -66,7 +66,12 @@ SG_USING_STD(string);
// Constructor
FGLight::FGLight ()
: _prev_sun_angle(-9999.0),
: _ambient_tbl( NULL ),
_diffuse_tbl( NULL ),
_specular_tbl( NULL ),
_sky_tbl( NULL ),
_sun_rotation( 0.0 ),
_prev_sun_angle(-9999.0),
_dt_total( 0.0 )
{
}
@ -74,6 +79,10 @@ FGLight::FGLight ()
// Destructor
FGLight::~FGLight ()
{
delete _ambient_tbl;
delete _diffuse_tbl;
delete _specular_tbl;
delete _sky_tbl;
}
@ -109,6 +118,13 @@ void FGLight::reinit () {
_prev_sun_angle = -9999.0;
_dt_total = 0;
delete _ambient_tbl;
delete _diffuse_tbl;
delete _specular_tbl;
delete _sky_tbl;
init();
fgUpdateSunPos();
fgUpdateMoonPos();
@ -126,8 +142,6 @@ void FGLight::unbind () {
// update lighting parameters based on current sun position
void FGLight::update( double dt ) {
update_adj_fog_color();
_dt_total += dt;
if (_dt_total >= 0.5) {
_dt_total -= 0.5;
@ -135,6 +149,8 @@ void FGLight::update( double dt ) {
fgUpdateMoonPos();
}
update_adj_fog_color();
if (_prev_sun_angle != _sun_angle) {
_prev_sun_angle = _sun_angle;
update_sky_color();
@ -228,17 +244,17 @@ void FGLight::update_adj_fog_color () {
// Do some sanity checking ...
if ( _sun_rotation < -2.0 * SGD_2PI || _sun_rotation > 2.0 * SGD_2PI ) {
SG_LOG( SG_EVENT, SG_ALERT, "Sun rotation bad = " << _sun_rotation );
exit(-1);
return;
}
if ( heading < -2.0 * SGD_2PI || heading > 2.0 * SGD_2PI ) {
SG_LOG( SG_EVENT, SG_ALERT, "Heading rotation bad = " << heading );
exit(-1);
return;
}
if ( heading_offset < -2.0 * SGD_2PI || heading_offset > 2.0 * SGD_2PI ) {
SG_LOG( SG_EVENT, SG_ALERT, "Heading offset bad = " << heading_offset );
exit(-1);
return;
}
double rotation;