1 files changed, 15 insertions, 0 deletions
diff --git a/examples/qt3d/tessellation-modes/shaders/isolines.tcs b/examples/qt3d/tessellation-modes/shaders/isolines.tcs
new file mode 100644
index 000000000..624af51cc
--- /dev/null
+++ b/examples/qt3d/tessellation-modes/shaders/isolines.tcs
@@ -0,0 +1,15 @@
+#version 400 core
+
+layout( vertices = 4 ) out;
+
+uniform float outer[4] = float[]( 1.0, 1.0, 1.0, 1.0 );
+
+void main()
+{
+    // Pass along the vertex position unmodified
+    gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;
+
+    // Set the tessellation levels
+    gl_TessLevelOuter[0] = outer[0]; // number of isolines
+    gl_TessLevelOuter[1] = outer[1]; // divisions along isoline
+}