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Worked on properly translating and positioning the sky dome.

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curt 1997-12-18 04:07:02 +00:00
parent 9dbcf67b4c
commit a26c9b75ee
2 changed files with 30 additions and 10 deletions
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12
Main/views.c
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@ -52,7 +52,10 @@ void fgViewUpdate(struct fgFLIGHT *f, struct fgVIEW *v) {
/* calculate the cartesion coords of the current lat/lon/0 elev */
v->cur_zero_elev = fgPolarToCart(FG_Longitude, FG_Lat_geocentric,
FG_Sea_level_radius);
FG_Sea_level_radius * FEET_TO_METER);
v->cur_zero_elev.x -= scenery.center.x;
v->cur_zero_elev.y -= scenery.center.y;
v->cur_zero_elev.z -= scenery.center.z;
/* calculate view position in current FG view coordinate system */
v->view_pos = fgPolarToCart(FG_Longitude, FG_Lat_geocentric,
@ -137,9 +140,12 @@ void fgViewUpdate(struct fgFLIGHT *f, struct fgVIEW *v) {
/* $Log$
/* Revision 1.4 1997/12/17 23:13:36 curt
/* Began working on rendering a sky.
/* Revision 1.5 1997/12/18 04:07:02 curt
/* Worked on properly translating and positioning the sky dome.
/*
* Revision 1.4 1997/12/17 23:13:36 curt
* Began working on rendering a sky.
*
* Revision 1.3 1997/12/15 23:54:50 curt
* Add xgl wrappers for debugging.
* Generate terrain normals on the fly.

28
Scenery/sky.c
View file

@ -42,16 +42,17 @@
#include "../Time/fg_time.h"
#include "../Aircraft/aircraft.h"
#include "../Flight/flight.h"
#include "../Include/constants.h"
#include "../Main/views.h"
/*
#include "../Include/general.h"
#include "../Aircraft/aircraft.h"
*/
/* in meters of course */
#define INNER_RADIUS 50000.0
#define INNER_ELEV 20000.0
#define INNER_ELEV 8000.0 /* was 20000 */
#define MIDDLE_RADIUS 70000.0
#define MIDDLE_ELEV 10000.0
#define OUTER_RADIUS 80000.0
@ -110,11 +111,14 @@ void fgSkyInit() {
/* Draw inner section */
xglBegin( GL_TRIANGLE_FAN );
xglColor3f(0.0, 0.0, 1.0);
xglVertex3f(0.0, 0.0, INNER_ELEV);
xglColor3f(0.2, 0.2, 1.0);
for ( i = 0; i < 12; i++ ) {
xglVertex3fv( sky_center[i] );
}
xglVertex3fv( sky_center[0] );
xglEnd();
@ -124,17 +128,17 @@ void fgSkyInit() {
/* Draw the Sky */
void fgSkyRender() {
struct fgFLIGHT *f;
struct fgVIEW *v;
/*
struct fgFLIGHT *f;
struct fgLIGHT *l;
struct fgTIME *t;
int i;
*/
f = &current_aircraft.flight;
v = &current_view;
/*
f = &current_aircraft.flight;
l = &cur_light_params;
t = &cur_time_params;
*/
@ -151,6 +155,13 @@ void fgSkyRender() {
/* Translate to view position */
xglTranslatef( v->cur_zero_elev.x, v->cur_zero_elev.y, v->cur_zero_elev.z );
/* printf(" Translated to %.2f %.2f %.2f\n",
v->cur_zero_elev.x, v->cur_zero_elev.y, v->cur_zero_elev.z ); */
printf(" lon = %.2f lat = %.2f\n", FG_Longitude * RAD_TO_DEG,
FG_Latitude * RAD_TO_DEG);
xglRotatef( FG_Longitude * RAD_TO_DEG, 0.0, 0.0, 1.0 );
xglRotatef( 90.0 - FG_Latitude * RAD_TO_DEG, 0.0, 1.0, 0.0 );
xglCallList( sky );
@ -161,8 +172,11 @@ void fgSkyRender() {
/* $Log$
/* Revision 1.1 1997/12/17 23:14:30 curt
/* Initial revision.
/* Begin work on rendering the sky. (Rather than just using a clear screen.)
/* Revision 1.2 1997/12/18 04:07:03 curt
/* Worked on properly translating and positioning the sky dome.
/*
* Revision 1.1 1997/12/17 23:14:30 curt
* Initial revision.
* Begin work on rendering the sky. (Rather than just using a clear screen.)
*
*/