Fix up the vert-inline example, to keep it consistent with vert

Specifically the variables used to mask the bad push constant naming

vert-inline.vert

@@ -24,16 +24,18 @@ void main() {
   pos_pre = pos.posnrm[gl_VertexIndex][0];
   float zFar = 100.0;
   float zNear = 0.1;
+  vec3 cam_orig = offst.xyz;
+  vec2 cam_rot = vec2(data[3].w, offst.w);
   gl_Position = pos.posnrm[gl_VertexIndex][0];
-  gl_Position.xyz += offst.xyz;
+  gl_Position.xyz += cam_orig;
   pos_post = gl_Position;
   mat2 xz_rot;
-  xz_rot[0] = vec2(cos(offst.w), -sin(offst.w));
-  xz_rot[1] = vec2(sin(offst.w), cos(offst.w));
+  xz_rot[0] = vec2(cos(cam_rot.y), -sin(cam_rot.y));
+  xz_rot[1] = vec2(sin(cam_rot.y), cos(cam_rot.y));
   gl_Position.xz *= inverse(xz_rot);
   mat2 yz_rot;
-  yz_rot[0] = vec2(cos(data[3].w), -sin(data[3].w));
-  yz_rot[1] = vec2(sin(data[3].w), cos(data[3].w));
+  yz_rot[0] = vec2(cos(cam_rot.x), -sin(cam_rot.x));
+  yz_rot[1] = vec2(sin(cam_rot.x), cos(cam_rot.x));
   gl_Position.yz *= inverse(yz_rot);
   gl_Position.x *= (1080.0/1920.0);
   gl_Position.w = (gl_Position.z*sin(140.0/360.0*TAU));