debug draw fix

source/shaders/linefrag.glsl

@@ -3,6 +3,7 @@ out vec4 color;
 
 in float dist;
 in vec4 fcolor;
+in float seg_speed;
 
 in float seg_len;
 float pat = 0.5;
@@ -16,7 +17,7 @@ void main()
     color = fcolor;
     if (seg_len == 0) return;
     
-    if (mod(dist+time*seg_len,seg_len)/seg_len < 0.5)
+    if (mod(dist+(time*seg_speed)*seg_len,seg_len)/seg_len < 0.5)
       discard;
 /*    
     int d = int(dist);

source/shaders/linevert.glsl

@@ -3,10 +3,12 @@ layout (location = 0) in vec2 apos;
 layout (location = 1) in float adist;
 layout (location = 2) in vec4 acolor;
 layout (location = 3) in float aseglen;
+layout (location = 4) in float asegspeed;
 
 out float dist;
 out vec4 fcolor;
 out float seg_len;
+out float seg_speed;
 
 uniform mat4 proj;
 
@@ -16,4 +18,5 @@ void main()
     fcolor = acolor;
     dist = adist;
     seg_len = aseglen;
+    seg_speed = asegspeed;
 }