1 files changed, 1 insertions, 0 deletions
diff --git a/java/tests/ScriptGroupTest/src/com/android/rs/sgtest/fisheye_approx_f.rsh b/java/tests/ScriptGroupTest/src/com/android/rs/sgtest/fisheye_approx_f.rsh
index 055c0c4b..1bfcaec9 100644
--- a/java/tests/ScriptGroupTest/src/com/android/rs/sgtest/fisheye_approx_f.rsh
+++ b/java/tests/ScriptGroupTest/src/com/android/rs/sgtest/fisheye_approx_f.rsh
@@ -54,6 +54,7 @@ float4 __attribute__((kernel)) fisheye(uint32_t x, uint32_t y) {
     const float radian = M_PI_2 - atan((alpha * half_sqrt(radius2 - dist2)) * inv_dist);
     const float scalar = radian * factor * inv_dist;
     const float2 new_coord = mad(coord, scalar, center);
+    // TODO: rsSample does not work with element type float4.
     const float4 fout = rsSample(in_alloc, sampler, new_coord);
     return fout;
 }