2 files changed, 5 insertions, 4 deletions

diff --git a/assets/shaders/Cloud.frag.glsl b/assets/shaders/Cloud.frag.glsl
index c21dcf97..3d466a24 100644
--- a/assets/shaders/Cloud.frag.glsl
+++ b/assets/shaders/Cloud.frag.glsl
@@ -18,7 +18,7 @@ varying vec2	v_texCoord0;
 void main()
 {
         vec4 c = texture2D(u_tex0, v_texCoord0);
-        //c.a *= u_surfaceAlpha;
-   gl_FragColor = c;
+        c.a *= u_surfaceAlpha;
+        gl_FragColor = c;
 }    
   
\ No newline at end of file
diff --git a/assets/shaders/Cloud.vert.glsl b/assets/shaders/Cloud.vert.glsl
index c8ca9f3f..acd581fc 100644
--- a/assets/shaders/Cloud.vert.glsl
+++ b/assets/shaders/Cloud.vert.glsl
@@ -22,19 +22,19 @@ uniform float u_surfaceAlpha;
 // matrix uniforms
 uniform mat4 u_mvMatrix;
 uniform mat4 u_projMatrix;
-uniform mat4 u_worldMatrix;
 
 // varying
 varying vec2    v_texCoord0;
 
 // constants
-const float zSpeed = 2.0;
+const float zSpeed = 10.0;
 
 
 void main()
 {
     // Transform position
         vec4 pos = vec4(a_pos,1);
+
         float dz = u_time*zSpeed;
         float n = floor( dz/(u_zmax-u_zmin) );
         dz -= n*(u_zmax - u_zmin);
@@ -44,6 +44,7 @@ void main()
                 z = u_zmin + (z - u_zmax);
         }
         pos.z = z;
+
         gl_Position = u_projMatrix * u_mvMatrix * pos;
             
     v_texCoord0 = texcoord;