gecko-dev/gfx/layers/wr/WebRenderMessageUtils.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 GFX_WEBRENDERMESSAGEUTILS_H
#define GFX_WEBRENDERMESSAGEUTILS_H
#include "chrome/common/ipc_message_utils.h"
#include "ipc/EnumSerializer.h"
#include "ipc/IPCMessageUtils.h"
#include "mozilla/webrender/webrender_ffi.h"
#include "mozilla/webrender/WebRenderTypes.h"
#include "mozilla/dom/MediaIPCUtils.h"
namespace IPC {
template <>
struct ParamTraits<mozilla::wr::ByteBuffer> {
typedef mozilla::wr::ByteBuffer paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mLength);
aWriter->WriteBytes(aParam.mData, aParam.mLength);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
size_t length;
return ReadParam(aReader, &length) && aResult->Allocate(length) &&
aReader->ReadBytesInto(aResult->mData, length);
}
};
template <>
struct ParamTraits<mozilla::wr::ImageDescriptor> {
typedef mozilla::wr::ImageDescriptor paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.format);
WriteParam(aWriter, aParam.width);
WriteParam(aWriter, aParam.height);
WriteParam(aWriter, aParam.stride);
WriteParam(aWriter, aParam.opacity);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &aResult->format) &&
ReadParam(aReader, &aResult->width) &&
ReadParam(aReader, &aResult->height) &&
ReadParam(aReader, &aResult->stride) &&
ReadParam(aReader, &aResult->opacity);
}
};
template <>
struct ParamTraits<mozilla::wr::GeckoDisplayListType::Tag>
: public ContiguousEnumSerializer<
mozilla::wr::GeckoDisplayListType::Tag,
mozilla::wr::GeckoDisplayListType::Tag::None,
mozilla::wr::GeckoDisplayListType::Tag::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::GeckoDisplayListType> {
typedef mozilla::wr::GeckoDisplayListType paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.tag);
switch (aParam.tag) {
case mozilla::wr::GeckoDisplayListType::Tag::None:
break;
case mozilla::wr::GeckoDisplayListType::Tag::Partial:
WriteParam(aWriter, aParam.partial._0);
break;
case mozilla::wr::GeckoDisplayListType::Tag::Full:
WriteParam(aWriter, aParam.full._0);
break;
default:
MOZ_RELEASE_ASSERT(false, "bad enum variant");
}
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->tag)) {
return false;
}
switch (aResult->tag) {
case mozilla::wr::GeckoDisplayListType::Tag::None:
return true;
case mozilla::wr::GeckoDisplayListType::Tag::Partial:
return ReadParam(aReader, &aResult->partial._0);
case mozilla::wr::GeckoDisplayListType::Tag::Full:
return ReadParam(aReader, &aResult->full._0);
default:
MOZ_RELEASE_ASSERT(false, "bad enum variant");
}
}
};
template <>
struct ParamTraits<mozilla::wr::BuiltDisplayListDescriptor> {
typedef mozilla::wr::BuiltDisplayListDescriptor paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.gecko_display_list_type);
WriteParam(aWriter, aParam.builder_start_time);
WriteParam(aWriter, aParam.builder_finish_time);
WriteParam(aWriter, aParam.send_start_time);
WriteParam(aWriter, aParam.total_clip_nodes);
WriteParam(aWriter, aParam.total_spatial_nodes);
WriteParam(aWriter, aParam.cache_size);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &aResult->gecko_display_list_type) &&
ReadParam(aReader, &aResult->builder_start_time) &&
ReadParam(aReader, &aResult->builder_finish_time) &&
ReadParam(aReader, &aResult->send_start_time) &&
ReadParam(aReader, &aResult->total_clip_nodes) &&
ReadParam(aReader, &aResult->total_spatial_nodes) &&
ReadParam(aReader, &aResult->cache_size);
}
};
template <>
struct ParamTraits<mozilla::wr::IdNamespace>
: public PlainOldDataSerializer<mozilla::wr::IdNamespace> {};
template <>
struct ParamTraits<mozilla::wr::ImageKey>
: public PlainOldDataSerializer<mozilla::wr::ImageKey> {};
template <>
struct ParamTraits<mozilla::wr::BlobImageKey>
: public PlainOldDataSerializer<mozilla::wr::BlobImageKey> {};
template <>
struct ParamTraits<mozilla::wr::FontKey>
: public PlainOldDataSerializer<mozilla::wr::FontKey> {};
template <>
struct ParamTraits<mozilla::wr::FontInstanceKey>
: public PlainOldDataSerializer<mozilla::wr::FontInstanceKey> {};
template <>
struct ParamTraits<mozilla::wr::FontInstanceOptions>
: public PlainOldDataSerializer<mozilla::wr::FontInstanceOptions> {};
template <>
struct ParamTraits<mozilla::wr::FontInstancePlatformOptions>
: public PlainOldDataSerializer<mozilla::wr::FontInstancePlatformOptions> {
};
template <>
struct ParamTraits<mozilla::wr::ExternalImageId>
: public PlainOldDataSerializer<mozilla::wr::ExternalImageId> {};
template <>
struct ParamTraits<mozilla::wr::PipelineId>
: public PlainOldDataSerializer<mozilla::wr::PipelineId> {};
template <>
struct ParamTraits<mozilla::wr::ImageFormat>
: public ContiguousEnumSerializer<mozilla::wr::ImageFormat,
mozilla::wr::ImageFormat::R8,
mozilla::wr::ImageFormat::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::LayoutSize>
: public PlainOldDataSerializer<mozilla::wr::LayoutSize> {};
template <>
struct ParamTraits<mozilla::wr::LayoutRect>
: public PlainOldDataSerializer<mozilla::wr::LayoutRect> {};
template <>
struct ParamTraits<mozilla::wr::LayoutPoint>
: public PlainOldDataSerializer<mozilla::wr::LayoutPoint> {};
template <>
struct ParamTraits<mozilla::wr::ImageRendering>
: public ContiguousEnumSerializer<mozilla::wr::ImageRendering,
mozilla::wr::ImageRendering::Auto,
mozilla::wr::ImageRendering::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::MixBlendMode>
: public ContiguousEnumSerializer<mozilla::wr::MixBlendMode,
mozilla::wr::MixBlendMode::Normal,
mozilla::wr::MixBlendMode::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::WebRenderError>
: public ContiguousEnumSerializer<mozilla::wr::WebRenderError,
mozilla::wr::WebRenderError::INITIALIZE,
mozilla::wr::WebRenderError::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::MemoryReport>
: public PlainOldDataSerializer<mozilla::wr::MemoryReport> {};
template <>
struct ParamTraits<mozilla::wr::OpacityType>
: public PlainOldDataSerializer<mozilla::wr::OpacityType> {};
template <>
struct ParamTraits<mozilla::wr::ExternalImageKeyPair>
: public PlainOldDataSerializer<mozilla::wr::ExternalImageKeyPair> {};
template <>
struct ParamTraits<mozilla::wr::RenderReasons>
: public PlainOldDataSerializer<mozilla::wr::RenderReasons> {};
} // namespace IPC
#endif // GFX_WEBRENDERMESSAGEUTILS_H