[openrndr-demos] Add DemoTessShader03

openrndr-demos/src/demo/resources/shaders/ts-02.tesc

@@ -2,6 +2,7 @@
 
 layout(vertices = 4) out; // 4 points per patch
 
+uniform int resolution;
 
 
 in vec3 va_position[];
@@ -11,6 +12,6 @@ void main() {
     cva_position[gl_InvocationID] = va_position[gl_InvocationID];
     if(gl_InvocationID == 0) { // levels only need to be set once per patch
         gl_TessLevelOuter[0] = 1; // we're only tessellating one line
-        gl_TessLevelOuter[1] = 4; // tessellate the line into 100 segments
+        gl_TessLevelOuter[1] = resolution; // tessellate the line into 100 segments
     }
 }