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Add a Nasal module to create a cubemap or panorama view

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Inspiration taken from:
https://wiki.flightgear.org/Howto:Make_full_spherical_panorama
This commit is contained in:
Erik Hofman 2022-02-09 15:49:23 +01:00
parent 20d6299a6b
commit 216f3fbf0c
1 changed files with 194 additions and 0 deletions
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Nasal/screenshot.nas Normal file
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var rotatescreen = func(heading_deg, pitch_deg, roll_deg)
{
setprop("/sim/current-view/goal-heading-offset-deg", heading_deg);
setprop("/sim/current-view/heading-offset-deg", heading_deg);
setprop("/sim/current-view/goal-pitch-offset-deg", pitch_deg);
setprop("/sim/current-view/pitch-offset-deg", pitch_deg);
setprop("/sim/current-view/goal-roll-offset-deg", roll_deg);
setprop("/sim/current-view/roll-offset-deg", roll_deg);
}
var takescreen = func(heading_deg, pitch_deg)
{
print ("taking screen with heading= ", heading_deg, " and pitch= ", pitch_deg);
var success = fgcommand("screen-capture");
if (success)
{
print ("screen taken with heading= ", heading_deg, " and pitch= ", pitch_deg);
}
else
{
print("screen not taken");
}
}
var i=0;
var j=0;
var k=0;
var tick_time=3;
var width = getprop("/sim/startup/xsize");
var height = getprop("/sim/startup/ysize");
var menubarvalue=getprop("/sim/menubar/visibility");
var znearvalue=("sim/rendering/camera-group/znear");
var fovvalue=getprop("/sim/current-view/field-of-view");
var freezemvalue=getprop("/sim/freeze/master");
var freezecvalue=getprop("/sim/freeze/clock");
var headingvalue=getprop("/sim/current-view/heading-offset-deg");
var pitchvalue=getprop("/sim/current-view/pitch-offset-deg");
var rollvalue=getprop("/sim/current-view/roll-offset-deg");
var cube_screen_ticks = func()
{
print("i= ", i, " j= ", j, " k= ", k);
if (i==0 or i==2)
{
roll_deg=0;
heading_deg=0;
if (i==0) pitch_deg=-90;
else pitch_deg=90;
}
else
{
pitch_deg=0;
heading_deg=-90*j;
roll_deg = -270+j*90;
}
print(" pitch= ", pitch_deg, " heading= ", heading_deg, " roll= ", roll_deg);
if (k==0)
{
k = 1;
rotatescreen(heading_deg, pitch_deg, roll_deg);
settimer(cube_screen_ticks, tick_time, tick_time);
}
elsif (k==1)
{
if (i<3)
{
k = 0;
takescreen(heading_deg, pitch_deg);
if (i==0 or i==2) {
i=i+1;
settimer(cube_screen_ticks, tick_time, tick_time);
}
else if (i==1)
{
if (j<3)
{
j=j+1;
settimer(cube_screen_ticks, tick_time, tick_time);
}
else {
i=i+1;
settimer(cube_screen_ticks, tick_time, tick_time);
}
}
}
else
{
setprop("/sim/menubar/visibility", menubarvalue);
setprop("/sim/current-view/field-of-view", fovvalue);
setprop("/sim/current-view/heading-offset-deg", headingvalue);
setprop("/sim/current-view/pitch-offset-deg", pitchvalue);
setprop("/sim/freeze/master", freezemvalue);
setprop("/sim/freeze/clock", freezecvalue);
}
}
}
var panorama_screen_ticks = func()
{
if (i==0) {
pitch_deg=-45;
} else {
pitch_deg=45;
}
heading_deg=j*(-90);
if (k==0)
{
k=1;
rotatescreen(heading_deg, pitch_deg, 0);
settimer(panorama_screen_ticks, tick_time, tick_time);
}
else if (k==1)
{
k=0;
takescreen(heading_deg, pitch_deg);
if (j!=3)
{
j=j+1;
settimer(panorama_screen_ticks, tick_time, tick_time);
}
else
{
if (i==0)
{
i=i+1;
j=0;
settimer(panorama_screen_ticks, tick_time, tick_time);
}
else
{
k=2;
settimer(panorama_screen_ticks, tick_time, tick_time);
}
}
}
else
{
setprop("/sim/menubar/visibility", menubarvalue);
setprop("/sim/current-view/field-of-view", fovvalue);
setprop("/sim/current-view/heading-offset-deg", headingvalue);
setprop("/sim/current-view/pitch-offset-deg", pitchvalue);
setprop("/sim/current-view/roll-offset-deg", rollvalue);
setprop("/sim/freeze/master", freezemvalue);
setprop("/sim/freeze/clock", freezecvalue);
}
}
var make_cubemap = func()
{
width = getprop("/sim/startup/xsize");
height = getprop("/sim/startup/ysize");
menubarvalue=getprop("/sim/menubar/visibility");
znearvalue=("sim/rendering/camera-group/znear");
fovvalue=getprop("/sim/current-view/field-of-view");
freezemvalue=getprop("/sim/freeze/master");
freezecvalue=getprop("/sim/freeze/clock");
headingvalue=getprop("/sim/current-view/heading-offset-deg");
pitchvalue=getprop("/sim/current-view/pitch-offset-deg");
rollvalue=getprop("/sim/current-view/roll-offset-deg");
setprop("/sim/menubar/visibility", 'false');
setprop("/sim/rendering/camera-group/znear",0.03);
setprop("/sim/current-view/field-of-view", 170);
setprop("/sim/freeze/master",'true');
setprop("/sim/freeze/clock",'true');
i=0;
j=0;
k=0;
cube_screen_ticks();
}
var make_panorama = func()
{
menubarvalue=getprop("/sim/menubar/visibility");
znearvalue=("sim/rendering/camera-group/znear");
fovvalue=getprop("/sim/current-view/field-of-view");
freezemvalue=getprop("/sim/freeze/master");
freezecvalue=getprop("/sim/freeze/clock");
headingvalue=getprop("/sim/current-view/heading-offset-deg");
pitchvalue=getprop("/sim/current-view/pitch-offset-deg");
rollvalue=getprop("/sim/current-view/roll-offset-deg");
setprop("/sim/menubar/visibility", 'false');
setprop("/sim/rendering/camera-group/znear",0.03);
setprop("/sim/current-view/field-of-view", 120);
setprop("/sim/freeze/master",'true');
setprop("/sim/freeze/clock",'true');
i=0;
j=0;
k=0;
panorama_screen_ticks();
}