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Limmit the change in sun color due to visibility to a saner range.

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ehofman
2004-03-12 18:55:22 +00:00
parent e37752f957
commit ce3a1ddcb0
1 changed files with 4 additions and 3 deletions
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7
simgear/scene/sky/oursun.cxx
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@@ -341,9 +341,10 @@ bool SGSun::repaint( double sun_angle, double new_visibility ) {
if (prev_sun_angle != sun_angle) {
prev_sun_angle = sun_angle;
double vis_factor = (new_visibility - 5000.0) / 10000.0;
if ( vis_factor < 0.0 ) {
vis_factor = 0.0;
double nv = (new_visibility > 5000.0) ? new_visibility : 5000.0;
double vis_factor = 10000.0 / (nv - 5000.0);
if ( vis_factor < 0.25 ) {
vis_factor = 0.25;
} else if ( vis_factor > 1.0) {
vis_factor = 1.0;
}