Merge branch 'tmj-dev' into milek-dev

This commit is contained in:
milek7
2018-06-30 18:45:58 +02:00
37 changed files with 672 additions and 498 deletions

View File

@@ -9,18 +9,6 @@ cMoon::cMoon() {
setLocation( 19.00f, 52.00f ); // default location roughly in centre of Poland
m_observer.press = 1013.0; // surface pressure, millibars
m_observer.temp = 15.0; // ambient dry-bulb temperature, degrees C
#ifdef _WIN32
TIME_ZONE_INFORMATION timezoneinfo; // TODO: timezone dependant on geographic location
::GetTimeZoneInformation( &timezoneinfo );
m_observer.timezone = -timezoneinfo.Bias / 60.0f;
#elif __linux__
timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);
time_t local = mktime(localtime(&ts.tv_sec));
time_t utc = mktime(gmtime(&ts.tv_sec));
m_observer.timezone = (local - utc) / 3600.0f;
#endif
}
cMoon::~cMoon() { gluDeleteQuadric( moonsphere ); }
@@ -28,16 +16,20 @@ cMoon::~cMoon() { gluDeleteQuadric( moonsphere ); }
void
cMoon::init() {
moonsphere = gluNewQuadric();
gluQuadricNormals( moonsphere, GLU_SMOOTH );
m_observer.timezone = -1.0 * simulation::Time.zone_bias();
// NOTE: we're calculating phase just once, because it's unlikely simulation will last a few days,
// plus a sudden texture change would be pretty jarring
phase();
moonsphere = gluNewQuadric();
gluQuadricNormals( moonsphere, GLU_SMOOTH );
}
void
cMoon::update() {
m_observer.temp = Global.AirTemperature;
move();
glm::vec3 position( 0.f, 0.f, -1.f );
position = glm::rotateX( position, glm::radians( static_cast<float>( m_body.elevref ) ) );
@@ -121,7 +113,7 @@ void cMoon::move() {
if( m_observer.minute >= 0 ) { localtime.wMinute = m_observer.minute; }
if( m_observer.second >= 0 ) { localtime.wSecond = m_observer.second; }
double ut =
double localut =
localtime.wHour
+ localtime.wMinute / 60.0 // too low resolution, noticeable skips
+ localtime.wSecond / 3600.0; // good enough in normal circumstances
@@ -134,11 +126,10 @@ void cMoon::move() {
+ 275 * localtime.wMonth / 9
+ localtime.wDay
- 730530
+ ( ut / 24.0 );
+ ( localut / 24.0 );
// Universal Coordinated (Greenwich standard) time
m_observer.utime = ut * 3600.0;
m_observer.utime = m_observer.utime / 3600.0 - m_observer.timezone;
m_observer.utime = localut - m_observer.timezone;
// obliquity of the ecliptic
m_body.oblecl = clamp_circular( 23.4393 - 3.563e-7 * daynumber );