From dc7bbdce1198128af6e803a21c516ab54997599b Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Tue, 4 Jul 2000 03:32:02 +0000
Subject: [PATCH] Updates to control span (or lateral size of cloud layer
 square)

---
 simgear/sky/sky.cxx | 15 +++++++++------
 simgear/sky/sky.hxx |  9 ++++++---
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/simgear/sky/sky.cxx b/simgear/sky/sky.cxx
index 1b485d27..36c3c257 100644
--- a/simgear/sky/sky.cxx
+++ b/simgear/sky/sky.cxx
@@ -248,10 +248,11 @@ void SGSky::postDraw( float alt ) {
 }
 
  
-void SGSky::add_cloud_layer( double asl, double thickness, double transition,
+void SGSky::add_cloud_layer( double span, double asl,
+			     double thickness, double transition,
 			     ssgSimpleState *state ) {
     SGCloudLayer *layer = new SGCloudLayer;
-    layer->build( 40000.0f, asl, thickness, transition, state );
+    layer->build( span, asl, thickness, transition, state );
 
     layer_list_iterator current = cloud_layers.begin();
     layer_list_iterator last = cloud_layers.end();
@@ -272,17 +273,19 @@ void SGSky::add_cloud_layer( double asl, double thickness, double transition,
 }
 
 
-void SGSky::add_cloud_layer( double asl, double thickness, double transition,
+void SGSky::add_cloud_layer( double span, double asl,
+			     double thickness, double transition,
 			     const string &tex_path ) {
     ssgSimpleState *state = SGCloudMakeState( tex_path );
-    add_cloud_layer( asl, thickness, transition, state );
+    add_cloud_layer( span, asl, thickness, transition, state );
 }
 
 
-void SGSky::add_cloud_layer( double asl, double thickness, double transition,
+void SGSky::add_cloud_layer( double span, double asl,
+			     double thickness, double transition,
 			     SGCloudType type ) {
     if ( type > 0 && type < SG_MAX_CLOUD_TYPES ) {
-	add_cloud_layer( asl, thickness, transition, cloud_mats[type] );
+	add_cloud_layer( span, asl, thickness, transition, cloud_mats[type] );
     }
 }
 
diff --git a/simgear/sky/sky.hxx b/simgear/sky/sky.hxx
index eaaf3f4f..95665fd7 100644
--- a/simgear/sky/sky.hxx
+++ b/simgear/sky/sky.hxx
@@ -153,11 +153,14 @@ public:
     }
 
     // add a cloud layer (above sea level in meters)
-    void add_cloud_layer( double asl, double thickness, double transition,
+    void add_cloud_layer( double span, double asl, 
+			  double thickness, double transition,
 			  SGCloudType type );
-    void add_cloud_layer( double asl, double thickness, double transition,
+    void add_cloud_layer( double span, double asl,
+			  double thickness, double transition,
 			  const string &tex_path );
-    void add_cloud_layer( double asl, double thickness, double transition,
+    void add_cloud_layer( double span, double asl,
+			  double thickness, double transition,
 			  ssgSimpleState *state );
 
     inline int get_num_layers() const { return cloud_layers.size(); }