Prepairing for C++ integration.

[flightgear.git] / Astro / sky.c

diff --git a/Astro/sky.c b/Astro/sky.c
index 0244236aa267964a4b6da2a383cf118b01cc5d9f..1382cc286be3d04dec682b5b701352cac822331f 100644 (file)
--- a/Astro/sky.c
+++ b/Astro/sky.c
@@ -24,16 +24,13 @@
  **************************************************************************/
 
 
-#ifdef WIN32
+#include <config.h>
+
+#ifdef HAVE_WINDOWS_H
 #  include <windows.h>
 #endif
 
 #include <math.h>
-/*
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
-*/
 
 #include <GL/glut.h>
 #include <XGL/xgl.h>
@@ -130,11 +127,11 @@ void fgSkyColorsInit( void ) {
     if ( (sun_angle > 80.0) && (sun_angle < 100.0) ) {
        /* 0.0 - 0.4 */
        outer_param[0] = (10.0 - fabs(90.0 - sun_angle)) / 25.0;
-       outer_param[1] = (10.0 - fabs(90.0 - sun_angle)) / 45.0;
+       outer_param[1] = (10.0 - fabs(90.0 - sun_angle)) / 35.0;
        outer_param[2] = 0.0;
 
-       middle_param[0] = (10.0 - fabs(90.0 - sun_angle)) / 40.0;
-       middle_param[1] = (10.0 - fabs(90.0 - sun_angle)) / 60.0;
+       middle_param[0] = (10.0 - fabs(90.0 - sun_angle)) / 20.0;
+       middle_param[1] = (10.0 - fabs(90.0 - sun_angle)) / 40.0;
        middle_param[2] = 0.0;
 
        outer_diff[0] = outer_param[0] / 6.0;
@@ -348,15 +345,27 @@ void fgSkyRender( void ) {
     xglColor4fv( outer_color[0] );
     xglVertex3fv( outer_vertex[0] );
     xglEnd();
+
     xglPopMatrix();
 }
 
 
 /* $Log$
-/* Revision 1.6  1998/02/07 15:29:32  curt
-/* Incorporated HUD changes and struct/typedef changes from Charlie Hotchkiss
-/* <chotchkiss@namg.us.anritsu.com>
+/* Revision 1.9  1998/04/03 21:52:50  curt
+/* Converting to Gnu autoconf system.
 /*
+ * Revision 1.8  1998/03/09 22:47:25  curt
+ * Incorporated Durk's updates.
+ *
+ * Revision 1.7  1998/02/19 13:05:49  curt
+ * Incorporated some HUD tweaks from Michelle America.
+ * Tweaked the sky's sunset/rise colors.
+ * Other misc. tweaks.
+ *
+ * Revision 1.6  1998/02/07 15:29:32  curt
+ * Incorporated HUD changes and struct/typedef changes from Charlie Hotchkiss
+ * <chotchkiss@namg.us.anritsu.com>
+ *
  * Revision 1.5  1998/01/27 00:47:48  curt
  * Incorporated Paul Bleisch's <bleisch@chromatic.com> new debug message
  * system and commandline/config file processing code.