1 files changed, 11 insertions, 0 deletions
diff --git a/src/datavisualization/engine/shaders/positionmap.frag b/src/datavisualization/engine/shaders/positionmap.frag
new file mode 100644
index 00000000..9a277ab8
--- /dev/null
+++ b/src/datavisualization/engine/shaders/positionmap.frag
@@ -0,0 +1,11 @@
+varying highp vec3 pos;
+
+void main() {
+    // This shader encodes the axis position into the vertex color, assuming the object
+    // is a cube filling the entire data area of the graph
+    gl_FragColor = vec4((pos.x + 1.0) / 2.0,
+                        (pos.y + 1.0) / 2.0,
+                        (-pos.z + 1.0) / 2.0,
+                        0.0);
+}
+