Nanobench running on Vulkan

This lets nanobench run but the timings are inaccurate because of missing
implementations of synchronization functions in VkTestContext.

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1965273004

Review-Url: https://codereview.chromium.org/1965273004

1 files changed, 8 insertions, 0 deletions

diff --git a/tools/gpu/TestContext.h b/tools/gpu/TestContext.h
index 5143b8a6fa..ffa8cae8f9 100644
--- a/tools/gpu/TestContext.h
+++ b/tools/gpu/TestContext.h
@@ -54,6 +54,8 @@ public:
      * Otherwise it will call the platform SwapBuffers method. This may or may
      * not perform some sort of synchronization, depending on whether the
      * drawing surface provided by the platform is double buffered.
+     *
+     * Implicitly performs a submit().
      */
     void waitOnSyncOrSwap();
 
@@ -65,6 +67,12 @@ public:
      */
     virtual void testAbandon();
 
+    /** Ensures all work is submitted to the GPU for execution. */
+    virtual void submit() = 0;
+
+    /** Wait until all GPU work is finished. */
+    virtual void finish() = 0;
+
     /**
      * returns the fencesync object owned by this GLTestContext
      */