1 files changed, 53 insertions, 0 deletions
diff --git a/gfx/webrender_bindings/RenderSharedSurfaceTextureHostSWGL.cpp b/gfx/webrender_bindings/RenderSharedSurfaceTextureHostSWGL.cpp
new file mode 100644
index 0000000000..8de1aaa979
--- /dev/null
+++ b/gfx/webrender_bindings/RenderSharedSurfaceTextureHostSWGL.cpp
@@ -0,0 +1,53 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "RenderSharedSurfaceTextureHostSWGL.h"
+
+#include "mozilla/layers/SourceSurfaceSharedData.h"
+
+namespace mozilla {
+namespace wr {
+
+RenderSharedSurfaceTextureHostSWGL::RenderSharedSurfaceTextureHostSWGL(
+    gfx::SourceSurfaceSharedDataWrapper* aSurface)
+    : mSurface(aSurface) {
+  MOZ_COUNT_CTOR_INHERITED(RenderSharedSurfaceTextureHostSWGL,
+                           RenderTextureHostSWGL);
+  MOZ_ASSERT(aSurface);
+}
+
+RenderSharedSurfaceTextureHostSWGL::~RenderSharedSurfaceTextureHostSWGL() {
+  MOZ_COUNT_DTOR_INHERITED(RenderSharedSurfaceTextureHostSWGL,
+                           RenderTextureHostSWGL);
+}
+
+size_t RenderSharedSurfaceTextureHostSWGL::GetPlaneCount() const { return 1; }
+
+gfx::SurfaceFormat RenderSharedSurfaceTextureHostSWGL::GetFormat() const {
+  return mSurface->GetFormat();
+}
+
+gfx::ColorDepth RenderSharedSurfaceTextureHostSWGL::GetColorDepth() const {
+  return gfx::ColorDepth::COLOR_8;
+}
+
+bool RenderSharedSurfaceTextureHostSWGL::MapPlane(RenderCompositor* aCompositor,
+                                                  uint8_t aChannelIndex,
+                                                  PlaneInfo& aPlaneInfo) {
+  if (NS_WARN_IF(
+          !mSurface->Map(gfx::DataSourceSurface::MapType::READ, &mMap))) {
+    return false;
+  }
+  aPlaneInfo.mData = mMap.mData;
+  aPlaneInfo.mStride = mMap.mStride;
+  aPlaneInfo.mSize = mSurface->GetSize();
+  return true;
+}
+
+void RenderSharedSurfaceTextureHostSWGL::UnmapPlanes() { mSurface->Unmap(); }
+
+}  // namespace wr
+}  // namespace mozilla