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
Committed: https://skia.googlesource.com/skia/+/48cf268defad66f58f1aa03b4835e5583be96b2f
Review URL: https://codereview.chromium.org/1718693002
diff --git a/src/gpu/vk/GrVkIndexBuffer.cpp b/src/gpu/vk/GrVkIndexBuffer.cpp
new file mode 100644
index 0000000..52f7bd5
--- /dev/null
+++ b/src/gpu/vk/GrVkIndexBuffer.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GrVkIndexBuffer.h"
+#include "GrVkGpu.h"
+
+GrVkIndexBuffer::GrVkIndexBuffer(GrVkGpu* gpu, const GrVkBuffer::Desc& desc,
+ const GrVkBuffer::Resource* bufferResource)
+ : INHERITED(gpu, desc.fSizeInBytes, desc.fDynamic, false)
+ , GrVkBuffer(desc, bufferResource) {
+ this->registerWithCache();
+}
+
+GrVkIndexBuffer* GrVkIndexBuffer::Create(GrVkGpu* gpu, size_t size, bool dynamic) {
+ GrVkBuffer::Desc desc;
+ desc.fDynamic = dynamic;
+ desc.fType = GrVkBuffer::kIndex_Type;
+ desc.fSizeInBytes = size;
+
+ const GrVkBuffer::Resource* bufferResource = GrVkBuffer::Create(gpu, desc);
+ if (!bufferResource) {
+ return nullptr;
+ }
+
+
+ GrVkIndexBuffer* buffer = new GrVkIndexBuffer(gpu, desc, bufferResource);
+ if (!buffer) {
+ bufferResource->unref(gpu);
+ }
+ return buffer;
+}
+
+void GrVkIndexBuffer::onRelease() {
+ if (!this->wasDestroyed()) {
+ this->vkRelease(this->getVkGpu());
+ }
+
+ INHERITED::onRelease();
+}
+
+void GrVkIndexBuffer::onAbandon() {
+ this->vkAbandon();
+ INHERITED::onAbandon();
+}
+
+void* GrVkIndexBuffer::onMap() {
+ if (!this->wasDestroyed()) {
+ return this->vkMap(this->getVkGpu());
+ } else {
+ return NULL;
+ }
+}
+
+void GrVkIndexBuffer::onUnmap() {
+ if (!this->wasDestroyed()) {
+ this->vkUnmap(this->getVkGpu());
+ }
+}
+
+bool GrVkIndexBuffer::onUpdateData(const void* src, size_t srcSizeInBytes) {
+ if (!this->wasDestroyed()) {
+ return this->vkUpdateData(this->getVkGpu(), src, srcSizeInBytes);
+ } else {
+ return false;
+ }
+}
+
+GrVkGpu* GrVkIndexBuffer::getVkGpu() const {
+ SkASSERT(!this->wasDestroyed());
+ return static_cast<GrVkGpu*>(this->getGpu());
+}
+