ft: hyprland to home manager, mostly

modules/desktop/windowShaders/rainbow.glsl

@@ -0,0 +1,15 @@
+//modified version of [this shader](https://github.com/wessles/GLSL-CRT/blob/master/shader.frag)
+const float scaleFactor = 0.7;
+
+float clamp(float x, float min, float max) {
+  if (x > max) return max;
+  if (x < min) return min;
+  return x;
+}
+
+void windowShader(inout vec4 color) {
+  // color += vec4(cos(x_TexCoord.x)/4., sin(x_TexCoord.y)/4., 0., 1.);
+  color += vec4(cos(v_texcoord.x)/4., cos(v_texcoord.y)/8., sin(v_texcoord.y)/4., 1.);
+
+	color = vec4(clamp(color.x, 0., 1.), clamp(color.y, 0., 1.), clamp(color.z, 0., 1.), color.w);
+}