From: curt <curt>
Date: Tue, 30 Dec 1997 13:06:56 +0000 (+0000)
Subject: A couple lighting tweaks ...
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=96068a55c9fc068be4330da40170b78d1d430dca;p=flightgear.git

A couple lighting tweaks ...
---

diff --git a/Main/GLUTmain.c b/Main/GLUTmain.c
index 0c3e11a6b..770c03044 100644
--- a/Main/GLUTmain.c
+++ b/Main/GLUTmain.c
@@ -185,7 +185,7 @@ static void fgUpdateViewParams() {
 
     /* sky_brightness = 0.15; */ /* to force a dark sky (for testing) */
 
-    if ( ambient < 0.1 ) { ambient = 0.1; }
+    if ( ambient < 0.02 ) { ambient = 0.02; }
     if ( diffuse < 0.0 ) { diffuse = 0.0; }
 
     if ( sky_brightness < 0.1 ) { sky_brightness = 0.1; }
@@ -623,9 +623,12 @@ int main( int argc, char *argv[] ) {
 
 
 /* $Log$
-/* Revision 1.40  1997/12/30 01:38:37  curt
-/* Switched back to per vertex normals and smooth shading for terrain.
+/* Revision 1.41  1997/12/30 13:06:56  curt
+/* A couple lighting tweaks ...
 /*
+ * Revision 1.40  1997/12/30 01:38:37  curt
+ * Switched back to per vertex normals and smooth shading for terrain.
+ *
  * Revision 1.39  1997/12/22 23:45:45  curt
  * First stab at sunset/sunrise sky glow effects.
  *
diff --git a/Scenery/sky.c b/Scenery/sky.c
index bbd8aeab6..2024f4447 100644
--- a/Scenery/sky.c
+++ b/Scenery/sky.c
@@ -156,8 +156,10 @@ void fgSkyColorsInit() {
 	    middle_color[i][j] = l->sky_color[j] - diff * 0.9 + middle_amt[j];
 	    outer_color[i][j] = l->fog_color[j] + outer_amt[j];
 
-	    if ( middle_color[i][j] > 1.0 ) { middle_color[i][j] = 1.0; }
-	    if ( outer_color[i][j] > 1.0 ) { outer_color[i][j] = 1.0; }
+	    if ( middle_color[i][j] > 1.00 ) { middle_color[i][j] = 1.00; }
+	    if ( middle_color[i][j] < 0.10 ) { middle_color[i][j] = 0.10; }
+	    if ( outer_color[i][j] > 1.00 ) { outer_color[i][j] = 1.00; }
+	    if ( outer_color[i][j] < 0.10 ) { outer_color[i][j] = 0.10; }
 	}
 	inner_color[i][3] = middle_color[i][3] = outer_color[i][3] = 
 	    l->sky_color[3];
@@ -191,8 +193,10 @@ void fgSkyColorsInit() {
 	    middle_color[i][j] = l->sky_color[j] - diff * 0.9 + middle_amt[j];
 	    outer_color[i][j] = l->fog_color[j] + outer_amt[j];
 
-	    if ( middle_color[i][j] > 1.0 ) { middle_color[i][j] = 1.0; }
-	    if ( outer_color[i][j] > 1.0 ) { outer_color[i][j] = 1.0; }
+	    if ( middle_color[i][j] > 1.00 ) { middle_color[i][j] = 1.00; }
+	    if ( middle_color[i][j] < 0.10 ) { middle_color[i][j] = 0.10; }
+	    if ( outer_color[i][j] > 1.00 ) { outer_color[i][j] = 1.00; }
+	    if ( outer_color[i][j] < 0.15 ) { outer_color[i][j] = 0.15; }
 	}
 	inner_color[i][3] = middle_color[i][3] = outer_color[i][3] = 
 	    l->sky_color[3];
@@ -315,10 +319,13 @@ void fgSkyRender() {
 
 
 /* $Log$
-/* Revision 1.8  1997/12/23 04:58:38  curt
-/* Tweaked the sky coloring a bit to build in structures to allow finer rgb
-/* control.
+/* Revision 1.9  1997/12/30 13:06:57  curt
+/* A couple lighting tweaks ...
 /*
+ * Revision 1.8  1997/12/23 04:58:38  curt
+ * Tweaked the sky coloring a bit to build in structures to allow finer rgb
+ * control.
+ *
  * Revision 1.7  1997/12/22 23:45:48  curt
  * First stab at sunset/sunrise sky glow effects.
  *
diff --git a/Time/fg_timer.c b/Time/fg_timer.c
index 0f42b55af..6e1a8a3fb 100644
--- a/Time/fg_timer.c
+++ b/Time/fg_timer.c
@@ -31,7 +31,7 @@
 #  include <sys/timeb.h> /* for ftime() and struct timeb */
 #else
 #  include <sys/time.h>  /* for get/setitimer, gettimeofday, struct timeval */
-#endif USE_FTIME
+#endif /* USE_FTIME */
 
 #include "fg_timer.h"
 
@@ -82,7 +82,7 @@ void fgTimerInit(float dt, void (*f)()) {
 	exit(0);
     }
 }
-#endif HAVE_ITIMER
+#endif /* HAVE_ITIMER */
 
 
 /* This function returns the number of milleseconds since the last
@@ -98,7 +98,7 @@ int fgGetTimeInterval() {
     static struct timeval last;
     static struct timeval current;
     static struct timezone tz;
-#endif USE_FTIME
+#endif /* USE_FTIME */
 
     if ( ! inited ) {
 	inited = 1;
@@ -107,7 +107,7 @@ int fgGetTimeInterval() {
 	ftime(&last);
 #else
 	gettimeofday(&last, &tz);
-#endif
+#endif /* USE_FTIME */
 
 	interval = 0;
     } else {
@@ -121,7 +121,7 @@ int fgGetTimeInterval() {
 	interval = 1000000 * (current.tv_sec - last.tv_sec) + 
 	    (current.tv_usec - last.tv_usec);
 	interval /= 1000;  /* convert back to milleseconds */
-#endif
+#endif /* USE_FTIME */
 
 	last = current;
     }
@@ -131,9 +131,12 @@ int fgGetTimeInterval() {
 
 
 /* $Log$
-/* Revision 1.6  1997/07/12 02:13:04  curt
-/* Add ftime() support for those that don't have gettimeofday()
+/* Revision 1.7  1997/12/30 13:06:58  curt
+/* A couple lighting tweaks ...
 /*
+ * Revision 1.6  1997/07/12 02:13:04  curt
+ * Add ftime() support for those that don't have gettimeofday()
+ *
  * Revision 1.5  1997/06/26 19:08:38  curt
  * Restructuring make, adding automatic "make dep" support.
  *