Add vulkan files into skia repo. This is an incomplete backend with only partial functionality at this time.

R=robertphillips@google.com
TBR=bsalomon@google.com

BUG=skia:4955
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1718693002

Review URL: https://codereview.chromium.org/1718693002

1 files changed, 26 insertions, 0 deletions

diff --git a/src/gpu/vk/GrVkVaryingHandler.cpp b/src/gpu/vk/GrVkVaryingHandler.cpp
new file mode 100644
index 0000000000..c923f6684c
--- /dev/null
+++ b/src/gpu/vk/GrVkVaryingHandler.cpp
@@ -0,0 +1,26 @@
+/*
+* Copyright 2016 Google Inc.
+*
+* Use of this source code is governed by a BSD-style license that can be
+* found in the LICENSE file.
+*/
+
+#include "GrVkVaryingHandler.h"
+
+

+void finalize_helper(GrVkVaryingHandler::VarArray& vars) {

+    for (int i = 0; i < vars.count(); ++i) {

+        SkString location;

+        location.appendf("location = %d", i);

+        vars[i].setLayoutQualifier(location.c_str());

+    }

+}
+
+void GrVkVaryingHandler::onFinalize() {
+    finalize_helper(fVertexInputs);

+    finalize_helper(fVertexOutputs);

+    finalize_helper(fGeomInputs);

+    finalize_helper(fGeomOutputs);

+    finalize_helper(fFragInputs);

+    finalize_helper(fFragOutputs);
+}
\ No newline at end of file