Draw circles without using a geometry shader, layer offset broken

shader/dualTwoD/basic.vert

@@ -1,6 +1,7 @@
 #version 450 core
 layout (location = 0) in vec4 pos;
 layout (location = 1) in vec4 col;
+layout (location = 0) uniform int layoff;
 layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
 out vec4 vCol;
 out vec3 vPos;