SuperTuxKart 1.5 upstream source (from official release tarball)

data/shaders/layertexturequad.frag

@@ -0,0 +1,10 @@
+uniform sampler2DArray tex;
+uniform int layer;
+
+in vec2 uv;
+out vec4 FragColor;
+
+void main()
+{
+    FragColor = texture(tex, vec3(uv, float(layer)));
+}