Minor tidying up of interface.

[simgear.git] / simgear / sky / stars.cxx

diff --git a/simgear/sky/stars.cxx b/simgear/sky/stars.cxx
index 598af42d3b2a5031f51c684f7a877f90e9a6b745..d1d999c7bc9b27512620b78b30ab8210fb7934d1 100644 (file)
--- a/simgear/sky/stars.cxx
+++ b/simgear/sky/stars.cxx
@@ -147,26 +147,26 @@ bool SGStars::repaint( double sun_angle, int num, sgdVec3 *star_data ) {
     float *color;
 
     // determine which star structure to draw
-    if ( sun_angle > (2 * SGD_PI + 10.0 * SGD_DEGREES_TO_RADIANS ) ) {
+    if ( sun_angle > (0.5 * SGD_PI + 10.0 * SGD_DEGREES_TO_RADIANS ) ) {
        // deep night
        factor = 1.0;
        cutoff = 4.5;
-    } else if ( sun_angle > (2 * SGD_PI + 8.8 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 8.8 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 1.0;
        cutoff = 3.8;
-    } else if ( sun_angle > (2 * SGD_PI + 7.5 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 7.5 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 0.95;
        cutoff = 3.1;
-    } else if ( sun_angle > (2 * SGD_PI + 7.0 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 7.0 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 0.9;
        cutoff = 2.4;
-    } else if ( sun_angle > (2 * SGD_PI + 6.5 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 6.5 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 0.85;
        cutoff = 1.8;
-    } else if ( sun_angle > (2 * SGD_PI + 6.0 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 6.0 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 0.8;
        cutoff = 1.2;
-    } else if ( sun_angle > (2 * SGD_PI + 5.5 * SGD_DEGREES_TO_RADIANS ) ) {
+    } else if ( sun_angle > (0.5 * SGD_PI + 5.5 * SGD_DEGREES_TO_RADIANS ) ) {
        factor = 0.75;
        cutoff = 0.6;
     } else {