1 files changed, 13 insertions, 0 deletions
diff --git a/examples/qt3d/wave/shaders/background.frag b/examples/qt3d/wave/shaders/background.frag
new file mode 100644
index 000000000..01c062189
--- /dev/null
+++ b/examples/qt3d/wave/shaders/background.frag
@@ -0,0 +1,13 @@
+#version 150 core
+
+in vec2 texCoord;
+
+out vec4 fragColor;
+
+uniform vec3 color1;
+uniform vec3 color2;
+
+void main()
+{
+    fragColor = vec4( mix( color1, color2, texCoord.t ), 1.0 );
+}