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diff --git a/gfx/layers/d3d11/ShaderDefinitionsD3D11.h b/gfx/layers/d3d11/ShaderDefinitionsD3D11.h
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+/* -*- 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/. */
+
+#ifndef mozilla_gfx_layers_d3d11_ShaderDefinitionsD3D11_h
+#define mozilla_gfx_layers_d3d11_ShaderDefinitionsD3D11_h
+
+#include "mozilla/gfx/Rect.h"
+
+namespace mozilla {
+namespace layers {
+
+struct VertexShaderConstants {
+ float layerTransform[4][4];
+ float projection[4][4];
+ float renderTargetOffset[4];
+ gfx::Rect textureCoords;
+ gfx::Rect layerQuad;
+ float maskTransform[4][4];
+ float backdropTransform[4][4];
+};
+
+struct PixelShaderConstants {
+ float layerColor[4];
+ float layerOpacity[4];
+ int blendConfig[4];
+ float vCoefficient[4];
+ float yuvColorMatrix[3][4];
+};
+
+struct Vertex {
+ float position[2];
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // mozilla_gfx_layers_d3d11_ShaderDefinitionsD3D11_h