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Optimized key property node accesses.

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curt 2001-06-06 17:21:34 +00:00
parent 70cfe7e606
commit 083ba99657
1 changed files with 27 additions and 26 deletions
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53
src/Cockpit/cockpit.cxx
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@ -38,6 +38,7 @@
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
#include <simgear/math/polar3d.hxx>
#include <simgear/misc/props.hxx>
#include <Aircraft/aircraft.hxx>
#include <Include/general.hxx>
@ -152,10 +153,12 @@ float get_rudderval( void )
float get_speed( void )
{
// Make an explicit function call.
static const SGPropertyNode * speedup_node = fgGetNode("/sim/speed-up");
float speed = current_aircraft.fdm_state->get_V_calibrated_kts()
* fgGetInt("/sim/speed-up"); // FIXME: inefficient
return( speed );
* speedup_node->getIntValue();
return speed;
}
float get_mach(void)
@ -190,19 +193,18 @@ float get_heading( void )
float get_altitude( void )
{
// FGState *f;
// double rough_elev;
static const SGPropertyNode *startup_units_node
= fgGetNode("/sim/startup/units");
// current_aircraft.fdm_state
// rough_elev = mesh_altitude(f->get_Longitude() * SG_RAD_TO_ARCSEC,
// f->get_Latitude() * SG_RAD_TO_ARCSEC);
float altitude;
if ( fgGetString("/sim/startup/units") == "feet" ) {
if ( startup_units_node->getStringValue() == "feet" ) {
altitude = current_aircraft.fdm_state->get_Altitude();
} else {
altitude = (current_aircraft.fdm_state->get_Altitude() * SG_FEET_TO_METER);
altitude = (current_aircraft.fdm_state->get_Altitude()
* SG_FEET_TO_METER);
}
return altitude;
}
@ -701,18 +703,21 @@ bool fgCockpitInit( fgAIRCRAFT *cur_aircraft )
void fgCockpitUpdate( void ) {
SG_LOG( SG_COCKPIT, SG_DEBUG,
"Cockpit: code " << ac_cockpit->code() << " status "
<< ac_cockpit->status() );
"Cockpit: code " << ac_cockpit->code() << " status "
<< ac_cockpit->status() );
static const SGPropertyNode * xsize_node = fgGetNode("/sim/startup/xsize");
static const SGPropertyNode * ysize_node = fgGetNode("/sim/startup/ysize");
static const SGPropertyNode * hud_visibility_node
= fgGetNode("/sim/hud/visibility");
int iwidth = xsize_node->getIntValue();
int iheight = ysize_node->getIntValue();
float width = iwidth;
float height = iheight;
// FIXME: inefficient
int iwidth = fgGetInt("/sim/startup/xsize");
// FIXME: inefficient
int iheight = fgGetInt("/sim/startup/ysize");
float width = iwidth;
float height = iheight;
// FIXME: inefficient
if ( fgGetBool("/sim/hud/visibility") ) {
if ( hud_visibility_node->getBoolValue() ) {
// This will check the global hud linked list pointer.
// If these is anything to draw it will.
fgUpdateHUD();
@ -731,8 +736,7 @@ void fgCockpitUpdate( void ) {
glMatrixMode( GL_PROJECTION );
glPushMatrix();
glLoadIdentity();
gluOrtho2D( 0, fgGetInt("/sim/startup/xsize"),
0, fgGetInt("/sim/startup/ysize") );
gluOrtho2D( 0, iwidth, 0, iheight );
glMatrixMode( GL_MODELVIEW );
glPushMatrix();
glLoadIdentity();
@ -754,8 +758,5 @@ void fgCockpitUpdate( void ) {
}
#endif // #ifdef DISPLAY_COUNTER
glViewport( 0, 0,
fgGetInt("/sim/startup/xsize"),
fgGetInt("/sim/startup/ysize") );
glViewport( 0, 0, iwidth, iheight );
}