Remove data race from refocus test

Bug: 27882507

This was one of the two causes of failure on the IMG GPU driver.

Change-Id: Ic6aabf97c0d945bcdf1c17790204b89cf08d2ce1
(cherry picked from commit bc91299ca0380a1010d8117439d2d1ae29baad6a)

2 files changed, 11 insertions, 9 deletions

diff --git a/tests/tests/renderscript/src/android/renderscript/cts/refocus/d1new/RefocusFilterd1new.java b/tests/tests/renderscript/src/android/renderscript/cts/refocus/d1new/RefocusFilterd1new.java
index 3942982d600..52bc4de1b80 100644
--- a/tests/tests/renderscript/src/android/renderscript/cts/refocus/d1new/RefocusFilterd1new.java
+++ b/tests/tests/renderscript/src/android/renderscript/cts/refocus/d1new/RefocusFilterd1new.java
@@ -143,8 +143,9 @@ public class RefocusFilterd1new extends
 
     startnow = System.nanoTime();
     //scriptC.forEach_MarkLayerMask(buffers.inAllocation);
-    // Pass sharp meta allocation directly into the kernel
-    scriptC.forEach_MarkLayerMaskPassInput(buffers.sharpActualDepthAllocation, buffers.sharpDilatedDepthAllocation);
+    // Pass the sharp actual depth allocation directly into the kernel, and modify the dilated depth
+    // allocation which is set as a global.
+    scriptC.forEach_MarkLayerMaskPassInput(buffers.sharpActualDepthAllocation);
     endnow = System.nanoTime();
     Log.d(myTAG, "MarkLayerMask: "+(endnow - startnow)+ " ns" );
 
@@ -213,8 +214,9 @@ public class RefocusFilterd1new extends
 
     startnow = System.nanoTime();
     //scriptC.forEach_MarkLayerMask(buffers.inAllocation);
-    // Pass sharp meta allocation directly into the kernel
-    scriptC.forEach_MarkLayerMaskPassInput(buffers.sharpActualDepthAllocation, buffers.sharpDilatedDepthAllocation);
+    // Pass the sharp actual depth allocation directly into the kernel, and modify the dilated depth
+    // allocation which is set as a global.
+    scriptC.forEach_MarkLayerMaskPassInput(buffers.sharpActualDepthAllocation);
     endnow = System.nanoTime();
     Log.d(myTAG, "MarkLayerMask: "+(endnow - startnow)+ " ns" );
 
diff --git a/tests/tests/renderscript/src/android/renderscript/cts/refocus/layered_filter_fast_d1new.rs b/tests/tests/renderscript/src/android/renderscript/cts/refocus/layered_filter_fast_d1new.rs
index e7342c624af..e21db8aa408 100644
--- a/tests/tests/renderscript/src/android/renderscript/cts/refocus/layered_filter_fast_d1new.rs
+++ b/tests/tests/renderscript/src/android/renderscript/cts/refocus/layered_filter_fast_d1new.rs
@@ -181,8 +181,8 @@ void __attribute__((kernel)) MarkLayerMask(uchar4 in, uint32_t x, uint32_t y) {
 // Another version of MarkLayerMask kernel that directly passes input allocation to kernels
 // Input: g_sharp_actual_depth
 // Output: g_sharp_dilated_depth
-uchar __attribute__((kernel)) MarkLayerMaskPassInput(uchar in_sharp_actual_depth, uint32_t x) {
-  if (!OnTheLayer(in_sharp_actual_depth, g_target_layer_i2)) return rsGetElementAt_uchar(g_sharp_dilated_depth, x);
+void __attribute__((kernel)) MarkLayerMaskPassInput(uchar in_sharp_actual_depth, uint32_t x) {
+  if (!OnTheLayer(in_sharp_actual_depth, g_target_layer_i2)) return;
 
   // Marks this pixel as active.
   rsSetElementAt_uchar(g_sharp_active, 1, x);
@@ -209,7 +209,8 @@ uchar __attribute__((kernel)) MarkLayerMaskPassInput(uchar in_sharp_actual_depth
     ValidDepthNotOnTheLayer(sharp_actual_depth, g_target_layer_i2);
 
   if (!is_this_pixel_on_boundary) {
-    return in_sharp_actual_depth;
+    rsSetElementAt_uchar(g_sharp_dilated_depth, in_sharp_actual_depth, x);
+    return;
   }
 
   // Marks pixels near the boundary of active pixels to compute matte later.
@@ -235,9 +236,8 @@ uchar __attribute__((kernel)) MarkLayerMaskPassInput(uchar in_sharp_actual_depth
     }
     current_meta_index += jump_to_next_row;
   }
-
-  return in_sharp_actual_depth;
 }
+
 // Distance transform in processing layers in pass one from the back-most to
 // the sharp depth.
 void __attribute__((kernel))