dawn_wire.json

{
    "_comment": [
        "Copyright 2019 The Dawn Authors",
        "",
        "Licensed under the Apache License, Version 2.0 (the \"License\");",
        "you may not use this file except in compliance with the License.",
        "You may obtain a copy of the License at",
        "",
        "    http://www.apache.org/licenses/LICENSE-2.0",
        "",
        "Unless required by applicable law or agreed to in writing, software",
        "distributed under the License is distributed on an \"AS IS\" BASIS,",
        "WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.",
        "See the License for the specific language governing permissions and",
        "limitations under the License."
    ],

    "_doc": "See docs/dawn/codegen.md",

    "commands": {
        "buffer map async": [
            { "name": "buffer id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "mode", "type": "map mode" },
            { "name": "offset", "type": "uint64_t"},
            { "name": "size", "type": "uint64_t"}
        ],
        "buffer update mapped data": [
            { "name": "buffer id", "type": "ObjectId" },
            { "name": "write data update info length", "type": "uint64_t" },
            { "name": "write data update info", "type": "uint8_t", "annotation": "const*", "length": "write data update info length", "skip_serialize": true},
            { "name": "offset", "type": "uint64_t"},
            { "name": "size", "type": "uint64_t"}
        ],
        "device create buffer": [
            { "name": "device id", "type": "ObjectId" },
            { "name": "descriptor", "type": "buffer descriptor", "annotation": "const*" },
            { "name": "result", "type": "ObjectHandle", "handle_type": "buffer" },
            { "name": "read handle create info length", "type": "uint64_t" },
            { "name": "read handle create info", "type": "uint8_t", "annotation": "const*", "length": "read handle create info length", "skip_serialize": true},
            { "name": "write handle create info length", "type": "uint64_t" },
            { "name": "write handle create info", "type": "uint8_t", "annotation": "const*", "length": "write handle create info length", "skip_serialize": true}
        ],
        "device create compute pipeline async": [
            { "name": "device id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "pipeline object handle", "type": "ObjectHandle", "handle_type": "compute pipeline"},
            { "name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"}
        ],
        "device create render pipeline async": [
            { "name": "device id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "pipeline object handle", "type": "ObjectHandle", "handle_type": "render pipeline"},
            { "name": "descriptor", "type": "render pipeline descriptor", "annotation": "const*"}
        ],
        "device pop error scope": [
            { "name": "device id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" }
        ],
        "destroy object": [
            { "name": "object type", "type": "ObjectType" },
            { "name": "object id", "type": "ObjectId" }
        ],
        "queue on submitted work done": [
            { "name": "queue id", "type": "ObjectId" },
            { "name": "signal value", "type": "uint64_t" },
            { "name": "request serial", "type": "uint64_t" }
        ],
        "queue write buffer": [
            {"name": "queue id", "type": "ObjectId" },
            {"name": "buffer id", "type": "ObjectId" },
            {"name": "buffer offset", "type": "uint64_t"},
            {"name": "data", "type": "uint8_t", "annotation": "const*", "length": "size", "wire_is_data_only": true},
            {"name": "size", "type": "uint64_t"}
        ],
        "queue write texture": [
            {"name": "queue id", "type": "ObjectId" },
            {"name": "destination", "type": "image copy texture", "annotation": "const*"},
            {"name": "data", "type": "uint8_t", "annotation": "const*", "length": "data size", "wire_is_data_only": true},
            {"name": "data size", "type": "uint64_t"},
            {"name": "data layout", "type": "texture data layout", "annotation": "const*"},
            {"name": "writeSize", "type": "extent 3D", "annotation": "const*"}
        ],
        "shader module get compilation info": [
            { "name": "shader module id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" }
        ],
        "instance request adapter": [
            { "name": "instance id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "adapter object handle", "type": "ObjectHandle", "handle_type": "adapter"},
            { "name": "options", "type": "request adapter options", "annotation": "const*" }
        ],
        "adapter request device": [
            { "name": "adapter id", "type": "ObjectId" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "device object handle", "type": "ObjectHandle", "handle_type": "device"},
            { "name": "descriptor", "type": "device descriptor", "annotation": "const*" }
        ]
    },
    "return commands": {
        "buffer map async callback": [
            { "name": "buffer", "type": "ObjectHandle", "handle_type": "buffer" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "uint32_t" },
            { "name": "read data update info length", "type": "uint64_t" },
            { "name": "read data update info", "type": "uint8_t", "annotation": "const*", "length": "read data update info length", "skip_serialize": true }
        ],
        "device create compute pipeline async callback": [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "create pipeline async status" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "device create render pipeline async callback": [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "create pipeline async status" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "device uncaptured error callback": [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "type", "type": "error type"},
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "device logging callback": [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "type", "type": "logging type"},
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "device lost callback" : [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "reason", "type": "device lost reason" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "device pop error scope callback": [
            { "name": "device", "type": "ObjectHandle", "handle_type": "device" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "type", "type": "error type" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen" }
        ],
        "queue work done callback": [
            { "name": "queue", "type": "ObjectHandle", "handle_type": "queue" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "queue work done status" }
        ],
        "shader module get compilation info callback": [
            { "name": "shader module", "type": "ObjectHandle", "handle_type": "shader module" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "compilation info request status" },
            { "name": "info", "type": "compilation info", "annotation": "const*", "optional": true }
        ],
        "instance request adapter callback": [
            { "name": "instance", "type": "ObjectHandle", "handle_type": "instance" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "request adapter status" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true },
            { "name": "properties", "type": "adapter properties", "annotation": "const*", "optional": "true" },
            { "name": "limits", "type": "supported limits", "annotation": "const*", "optional": "true" },
            { "name": "features count", "type": "uint32_t"},
            { "name": "features", "type": "feature name", "annotation": "const*", "length": "features count"}
        ],
        "adapter request device callback": [
            { "name": "adapter", "type": "ObjectHandle", "handle_type": "adapter" },
            { "name": "request serial", "type": "uint64_t" },
            { "name": "status", "type": "request device status" },
            { "name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true },
            { "name": "limits", "type": "supported limits", "annotation": "const*", "optional": "true" },
            { "name": "features count", "type": "uint32_t"},
            { "name": "features", "type": "feature name", "annotation": "const*", "length": "features count"}
        ]
    },
    "special items": {
        "client_side_structures": [
            "SurfaceDescriptorFromMetalLayer",
            "SurfaceDescriptorFromWindowsHWND",
            "SurfaceDescriptorFromXlibWindow",
            "SurfaceDescriptorFromWindowsCoreWindow",
            "SurfaceDescriptorFromWindowsSwapChainPanel",
            "SurfaceDescriptorFromAndroidNativeWindow"
        ],
        "client_side_commands": [
            "AdapterCreateDevice",
            "AdapterGetProperties",
            "AdapterGetLimits",
            "AdapterHasFeature",
            "AdapterEnumerateFeatures",
            "AdapterRequestDevice",
            "BufferMapAsync",
            "BufferGetConstMappedRange",
            "BufferGetMappedRange",
            "DeviceCreateBuffer",
            "DeviceCreateComputePipelineAsync",
            "DeviceCreateRenderPipelineAsync",
            "DeviceGetLimits",
            "DeviceHasFeature",
            "DeviceEnumerateFeatures",
            "DevicePopErrorScope",
            "DeviceSetDeviceLostCallback",
            "DeviceSetUncapturedErrorCallback",
            "DeviceSetLoggingCallback",
            "InstanceRequestAdapter",
            "ShaderModuleGetCompilationInfo",
            "QueueOnSubmittedWorkDone",
            "QueueWriteBuffer",
            "QueueWriteTexture"
        ],
        "client_handwritten_commands": [
            "BufferDestroy",
            "BufferUnmap",
            "DeviceCreateErrorBuffer",
            "DeviceGetQueue",
            "DeviceInjectError"
        ],
        "client_special_objects": [
            "Adapter",
            "Buffer",
            "Device",
            "Instance",
            "Queue",
            "ShaderModule"
        ],
        "server_custom_pre_handler_commands": [
            "BufferDestroy",
            "BufferUnmap"
        ],
        "server_handwritten_commands": [
            "QueueSignal"
        ],
        "server_reverse_lookup_objects": [
        ]
    }
}