Add GrVkTexelBuffer class

Bug: skia:
Change-Id: I6111902f58df3af92702d974a52d9c7f267634d4
Reviewed-on: https://skia-review.googlesource.com/15628
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/src/gpu/vk/GrVkTexelBuffer.h b/src/gpu/vk/GrVkTexelBuffer.h
new file mode 100644
index 0000000000..449e3fc062
--- /dev/null
+++ b/src/gpu/vk/GrVkTexelBuffer.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef GrVkTexelBuffer_DEFINED
+#define GrVkTexelBuffer_DEFINED
+
+#include "GrBuffer.h"
+#include "GrVkBuffer.h"
+
+class GrVkGpu;
+
+class GrVkTexelBuffer : public GrBuffer, public GrVkBuffer {
+public:
+    static GrVkTexelBuffer* Create(GrVkGpu* gpu, size_t size);
+
+protected:
+    void onAbandon() override;
+    void onRelease() override;
+
+private:
+    GrVkTexelBuffer(GrVkGpu* gpu, const GrVkBuffer::Desc& desc,
+                    const GrVkBuffer::Resource* resource);
+
+    void onMap() override;
+    void onUnmap() override;
+    bool onUpdateData(const void* src, size_t srcSizeInBytes) override;
+
+    GrVkGpu* getVkGpu() const;
+
+    typedef GrBuffer INHERITED;
+};
+
+#endif