michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * vim: sw=2 ts=8 et :
michael@0:  */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef IPC_ShadowLayerUtils_h
michael@0: #define IPC_ShadowLayerUtils_h
michael@0: 
michael@0: #include "ipc/IPCMessageUtils.h"
michael@0: #include "GLContextTypes.h"
michael@0: #include "SurfaceTypes.h"
michael@0: #include "mozilla/WidgetUtils.h"
michael@0: 
michael@0: #if defined(MOZ_ENABLE_D3D10_LAYER)
michael@0: # include "mozilla/layers/ShadowLayerUtilsD3D10.h"
michael@0: #endif
michael@0: 
michael@0: #if defined(XP_MACOSX)
michael@0: #define MOZ_HAVE_PLATFORM_SPECIFIC_LAYER_BUFFERS
michael@0: #endif
michael@0: 
michael@0: #if defined(MOZ_X11)
michael@0: # include "mozilla/layers/ShadowLayerUtilsX11.h"
michael@0: #else
michael@0: namespace mozilla { namespace layers {
michael@0: struct SurfaceDescriptorX11 {
michael@0:   bool operator==(const SurfaceDescriptorX11&) const { return false; }
michael@0: };
michael@0: } }
michael@0: #endif
michael@0: 
michael@0: #if defined(MOZ_WIDGET_GONK)
michael@0: # include "mozilla/layers/ShadowLayerUtilsGralloc.h"
michael@0: #else
michael@0: namespace mozilla { namespace layers {
michael@0: struct MagicGrallocBufferHandle {
michael@0:   bool operator==(const MagicGrallocBufferHandle&) const { return false; }
michael@0: };
michael@0: } }
michael@0: #endif
michael@0: 
michael@0: namespace IPC {
michael@0: 
michael@0: #if !defined(MOZ_HAVE_SURFACEDESCRIPTORX11)
michael@0: template <>
michael@0: struct ParamTraits<mozilla::layers::SurfaceDescriptorX11> {
michael@0:   typedef mozilla::layers::SurfaceDescriptorX11 paramType;
michael@0:   static void Write(Message*, const paramType&) {}
michael@0:   static bool Read(const Message*, void**, paramType*) { return false; }
michael@0: };
michael@0: #endif  // !defined(MOZ_HAVE_XSURFACEDESCRIPTORX11)
michael@0: 
michael@0: template<>
michael@0: struct ParamTraits<mozilla::gl::SharedTextureShareType>
michael@0: {
michael@0:   typedef mozilla::gl::SharedTextureShareType paramType;
michael@0: 
michael@0:   static void Write(Message* msg, const paramType& param)
michael@0:   {
michael@0:     static_assert(sizeof(paramType) <= sizeof(int32_t),
michael@0:                   "TextureShareType assumes to be int32_t");
michael@0:     WriteParam(msg, int32_t(param));
michael@0:   }
michael@0: 
michael@0:   static bool Read(const Message* msg, void** iter, paramType* result)
michael@0:   {
michael@0:     int32_t type;
michael@0:     if (!ReadParam(msg, iter, &type))
michael@0:       return false;
michael@0: 
michael@0:     *result = paramType(type);
michael@0:     return true;
michael@0:   }
michael@0: };
michael@0: 
michael@0: #if !defined(MOZ_HAVE_SURFACEDESCRIPTORGRALLOC)
michael@0: template <>
michael@0: struct ParamTraits<mozilla::layers::MagicGrallocBufferHandle> {
michael@0:   typedef mozilla::layers::MagicGrallocBufferHandle paramType;
michael@0:   static void Write(Message*, const paramType&) {}
michael@0:   static bool Read(const Message*, void**, paramType*) { return false; }
michael@0: };
michael@0: #endif  // !defined(MOZ_HAVE_XSURFACEDESCRIPTORGRALLOC)
michael@0: 
michael@0: template <>
michael@0: struct ParamTraits<mozilla::ScreenRotation>
michael@0:   : public ContiguousEnumSerializer<
michael@0:              mozilla::ScreenRotation,
michael@0:              mozilla::ROTATION_0,
michael@0:              mozilla::ROTATION_COUNT>
michael@0: {};
michael@0: 
michael@0: } // namespace IPC
michael@0: 
michael@0: #endif // IPC_ShadowLayerUtils_h