Clarify number of distortions, play with distorting bullets

shader/texture/barrel.frag

@@ -1,9 +1,10 @@
 #version 450 core
 in vec2 texPos;
-in vec2 distmask[10];
-in vec2 pinchr[10];
-in vec2 pinchg[10];
-in vec2 pinchb[10];
+const int n1 = 15;
+in vec2 distmask[n1];
+in vec2 pinchr[n1];
+in vec2 pinchg[n1];
+in vec2 pinchb[n1];
 out vec4 fColor;
 layout (binding = 1) uniform sampler2D screenTexture;
 layout (location = 0) uniform int n;
@@ -34,8 +35,8 @@ void main()
     tposb += x * pinchb[i];
     }
     fColor.r = texture(screenTexture, tposr).r;
-    fColor.b = texture(screenTexture, tposb).b;
     fColor.g = texture(screenTexture, tposg).g;
+    fColor.b = texture(screenTexture, tposb).b;
 }
 //    fColor = vec4
 //        ( toRGB(vec3(  toYUV(texture(screenTexture, texPos).rgb).r