Improve window drawing

2025-10-28 09:58:44 +00:00
parent d6c4d3d609
commit 10503da955
9 changed files with 58 additions and 42 deletions
@@ -20,8 +20,8 @@ void main()
  vec4 a1 = theMat * p1;
  vec4 a2 = theMat * p2;
 //  if (0 > isLHS (a1.xy - a2.xy, a1.xy - "viewFromPoint")) {
-    vec4 p3 = vec4 (p1.xy,100,1);
-    vec4 p4 = vec4 (p2.xy,100,1);
+    vec4 p3 = vec4 (p1.xy,5000,1); //note the random z value, used for GL_DEPTH_CLAMP
+    vec4 p4 = vec4 (p2.xy,5000,1);
    vec4 a3 = theMat * p3;
    vec4 a4 = theMat * p4;
    gPos = p1;gl_Position = a1; EmitVertex();