{ "_comment": [ "Copyright 2017 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/codegen.md", "_metadata": { "api": "WebGPU", "c_prefix": "WGPU", "namespace": "wgpu" }, "request adapter options": { "category": "structure", "extensible": "in", "tags": ["upstream"], "members": [ {"name": "compatible surface", "type": "surface"}, {"name": "power preference", "type": "power preference", "tags": ["upstream"]}, {"name": "force fallback adapter", "type": "bool", "tags": ["upstream"]} ] }, "request adapter status": { "category": "enum", "tags": ["upstream"], "emscripten_no_enum_table": true, "values": [ {"value": 0, "name": "success"}, {"value": 1, "name": "unavailable"}, {"value": 2, "name": "error"}, {"value": 3, "name": "unknown"} ] }, "request adapter callback": { "category": "callback", "tags": ["upstream"], "args": [ {"name": "status", "type": "request adapter status"}, {"name": "adapter", "type": "adapter"}, {"name": "message", "type": "char", "annotation": "const*"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "adapter": { "category": "object", "tags": ["upstream"], "methods": [ { "name": "get limits", "returns": "bool", "tags": ["upstream"], "args": [ {"name": "limits", "type": "supported limits", "annotation": "*"} ] }, { "name": "get properties", "tags": ["upstream"], "args": [ {"name": "properties", "type": "adapter properties", "annotation": "*"} ] }, { "name": "has feature", "returns": "bool", "tags": ["upstream"], "args": [ {"name": "feature", "type": "feature name"} ] }, { "name": "request device", "args": [ {"name": "descriptor", "type": "device descriptor", "annotation": "const*"}, {"name": "callback", "type": "request device callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] } ] }, "adapter properties": { "category": "structure", "extensible": "out", "members": [ {"name": "vendor ID", "type": "uint32_t"}, {"name": "device ID", "type": "uint32_t"}, {"name": "name", "type": "char", "annotation": "const*", "length": "strlen"}, {"name": "driver description", "type": "char", "annotation": "const*", "length": "strlen"}, {"name": "adapter type", "type": "adapter type"}, {"name": "backend type", "type": "backend type"} ] }, "adapter type": { "category": "enum", "emscripten_no_enum_table": true, "values": [ {"value": 0, "name": "discrete GPU"}, {"value": 1, "name": "integrated GPU"}, {"value": 2, "name": "CPU"}, {"value": 3, "name": "unknown"} ] }, "device 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"name": "filtering"}, {"value": 2, "name": "non filtering"}, {"value": 3, "name": "comparison"} ] }, "sampler binding layout": { "category": "structure", "extensible": "in", "members": [ {"name": "type", "type": "sampler binding type", "default": "undefined"} ] }, "texture sample type": { "category": "enum", "values": [ {"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false}, {"value": 1, "name": "float"}, {"value": 2, "name": "unfilterable float"}, {"value": 3, "name": "depth"}, {"value": 4, "name": "sint"}, {"value": 5, "name": "uint"} ] }, "texture binding layout": { "category": "structure", "extensible": "in", "members": [ {"name": "sample type", "type": "texture sample type", "default": "undefined"}, {"name": "view dimension", "type": "texture view dimension", "default": "undefined"}, {"name": "multisampled", "type": "bool", "default": "false"} ] }, "external texture binding entry": { "category": "structure", "chained": "in", "tags": ["dawn"], "members": [ {"name": "external texture", "type": "external texture"} ] }, "external texture binding layout": { "category": "structure", "chained": "in", "tags": ["dawn"], "members": [] }, "storage texture access": { "category": "enum", "values": [ {"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false}, {"value": 1, "name": "write only"} ] }, "storage texture binding layout": { "category": "structure", "extensible": "in", "members": [ {"name": "access", "type": "storage texture access", "default": "undefined"}, {"name": "format", "type": "texture format", "default": "undefined"}, {"name": "view dimension", "type": "texture view dimension", "default": "undefined"} ] }, "bind group layout entry": { "category": "structure", "extensible": "in", "members": [ {"name": "binding", "type": "uint32_t"}, {"name": "visibility", "type": "shader stage"}, {"name": "buffer", "type": "buffer binding layout"}, {"name": "sampler", "type": "sampler binding layout"}, {"name": "texture", "type": 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"name": "get const mapped range", "returns": "void const *", "args": [ {"name": "offset", "type": "size_t", "default": 0}, {"name": "size", "type": "size_t", "default": 0} ] }, { "name": "set label", "returns": "void", "tags": ["dawn"], "_TODO": "needs an upstream equivalent", "args": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen"} ] }, { "name": "unmap" }, { "name": "destroy" } ] }, "buffer descriptor": { "category": "structure", "extensible": "in", "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "usage", "type": "buffer usage"}, {"name": "size", "type": "uint64_t"}, {"name": "mapped at creation", "type": "bool", "default": "false"} ] }, "buffer map callback": { "category": "callback", "args": [ {"name": "status", "type": "buffer map async status"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "buffer map async status": { "category": "enum", 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{"value": 0, "name": "none"}, {"value": 1, "name": "red"}, {"value": 2, "name": "green"}, {"value": 4, "name": "blue"}, {"value": 8, "name": "alpha"}, {"value": 15, "name": "all"} ] }, "constant entry": { "category": "structure", "extensible": "in", "members": [ {"name": "key", "type": "char", "annotation": "const*", "length": "strlen"}, {"name": "value", "type": "double"} ] }, "command buffer": { "category": "object", "methods": [ { "name": "set label", "returns": "void", "tags": ["dawn"], "_TODO": "needs an upstream equivalent", "args": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen"} ] } ] }, "command buffer descriptor": { "category": "structure", "extensible": "in", "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true} ] }, "command encoder": { "category": "object", "methods": [ { "name": "finish", "returns": "command buffer", "args": [ {"name": "descriptor", "type": "command buffer descriptor", "annotation": "const*", "optional": true} ] }, { "name": "begin compute pass", "returns": "compute pass encoder", "args": [ {"name": "descriptor", "type": "compute pass descriptor", "annotation": "const*", "optional": true} ] }, { "name": "begin render pass", "returns": "render pass encoder", "args": [ {"name": "descriptor", "type": "render pass descriptor", "annotation": "const*"} ] }, { "name": "copy buffer to buffer", "args": [ {"name": "source", "type": "buffer"}, {"name": "source offset", "type": "uint64_t"}, {"name": "destination", "type": "buffer"}, {"name": "destination offset", "type": "uint64_t"}, {"name": "size", "type": "uint64_t"} ] }, { "name": "copy buffer to texture", "args": [ {"name": "source", "type": "image copy buffer", "annotation": "const*"}, {"name": "destination", "type": "image copy texture", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "copy texture to buffer", "args": [ {"name": "source", "type": "image copy texture", "annotation": "const*"}, {"name": "destination", "type": "image copy buffer", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "copy texture to texture", "args": [ {"name": "source", "type": "image copy texture", "annotation": "const*"}, {"name": "destination", "type": "image copy texture", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "copy texture to texture internal", "tags": ["dawn"], "args": [ {"name": "source", "type": "image copy texture", "annotation": "const*"}, {"name": "destination", "type": "image copy texture", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "fill buffer", "tags": ["upstream"], "args": [ {"name": "destination", "type": "buffer"}, {"name": "destination offset", "type": "uint64_t"}, {"name": "size", "type": "uint64_t"}, {"name": "value", "type": "uint8_t", "default": 0} ] }, { "name": "inject validation error", "tags": ["dawn"], "args": [ {"name": "message", "type": "char", "annotation": "const*", "length": "strlen"} ] }, { "name": "insert debug marker", "args": [ {"name": "marker label", "type": "char", "annotation": "const*", "length": "strlen"} ] }, { "name": "pop debug group", "args": [] }, { "name": "push debug group", "args": [ {"name": "group label", "type": "char", "annotation": "const*", "length": "strlen"} ] }, { "name": "resolve query set", "args": [ {"name": "query set", "type": "query set"}, {"name": "first query", "type": "uint32_t"}, {"name": "query count", "type": "uint32_t"}, {"name": "destination", "type": "buffer"}, {"name": "destination offset", "type": "uint64_t"} ] }, { "name": "write buffer", "tags": ["dawn"], "args": [ {"name": "buffer", "type": "buffer"}, {"name": "buffer offset", "type": "uint64_t"}, {"name": "data", "type": "uint8_t", "annotation": "const*", "length": "size"}, {"name": "size", "type": "uint64_t"} ] }, { "name": "write timestamp", "args": [ {"name": "query set", "type": "query set"}, {"name": "query index", "type": "uint32_t"} ] }, { "name": "set label", "returns": "void", "tags": ["dawn"], "_TODO": "needs an upstream equivalent", "args": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen"} ] } ] }, "command encoder descriptor": { "category": "structure", "extensible": "in", "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true} ] }, "compare function": { "category": "enum", "values": [ {"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false}, {"value": 1, "name": "never"}, {"value": 2, "name": "less"}, {"value": 3, "name": "less equal"}, {"value": 4, "name": "greater"}, {"value": 5, "name": "greater equal"}, {"value": 6, "name": "equal"}, {"value": 7, "name": "not equal"}, {"value": 8, "name": "always"} ] }, "compilation info": { "category": "structure", "extensible": "in", "members": [ {"name": "message count", "type": "uint32_t"}, {"name": "messages", "type": "compilation message", "annotation": "const*", "length": "message count"} ] }, "compilation info callback": { "category": "callback", "args": [ {"name": "status", "type": "compilation info request status"}, {"name": "compilation info", "type": "compilation info", "annotation": "const*"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "compilation info request status": { "category": "enum", "values": [ {"value": 0, "name": "success"}, {"value": 1, "name": "error"}, {"value": 2, "name": "device lost"}, {"value": 3, "name": "unknown"} ] }, "compilation message": { "category": "structure", "extensible": "in", "members": [ {"name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "type", "type": "compilation message type"}, {"name": "line num", "type": "uint64_t"}, {"name": "line pos", "type": "uint64_t"}, {"name": "offset", "type": 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"annotation": "const*", "length": "strlen"} ] }, { "name": "set pipeline", "args": [ {"name": "pipeline", "type": "compute pipeline"} ] }, { "name": "set bind group", "args": [ {"name": "group index", "type": "uint32_t"}, {"name": "group", "type": "bind group"}, {"name": "dynamic offset count", "type": "uint32_t", "default": "0"}, {"name": "dynamic offsets", "type": "uint32_t", "annotation": "const*", "length": "dynamic offset count", "default": "nullptr"} ] }, { "name": "write timestamp", "tags": ["emscripten", "dawn"], "args": [ {"name": "query set", "type": "query set"}, {"name": "query index", "type": "uint32_t"} ] }, { "name": "begin pipeline statistics query", "tags": ["upstream"], "args": [ {"name": "query set", "type": "query set"}, {"name": "query index", "type": "uint32_t"} ] }, { "name": "dispatch", "args": [ {"name": "x", "type": "uint32_t"}, {"name": "y", "type": "uint32_t", "default": "1"}, {"name": "z", "type": "uint32_t", "default": "1"} ] }, { "name": "dispatch 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}, { "name": "set label", "returns": "void", "args": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen"} ] } ] }, "compute pipeline descriptor": { "category": "structure", "extensible": "in", "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "layout", "type": "pipeline layout", "optional": true}, {"name": "compute", "type": "programmable stage descriptor"} ] }, "alpha op": { "category": "enum", "tags": ["dawn"], "values": [ {"value": 0, "name": "dont change"}, {"value": 1, "name": "premultiply"}, {"value": 2, "name": "unpremultiply"} ] }, "copy texture for browser options": { "category": "structure", "extensible": "in", "tags": ["dawn"], "members": [ {"name": "flipY", "type": "bool", "default": "false"}, {"name": "alphaOp", "type": "alpha op", "default": "dont change"} ] }, "create compute pipeline async callback": { "category": "callback", "args": [ {"name": "status", "type": "create pipeline async status"}, {"name": "pipeline", "type": "compute pipeline"}, {"name": "message", "type": "char", "annotation": "const*", "length": "strlen"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "create pipeline async status": { "category": "enum", "emscripten_no_enum_table": true, "values": [ {"value": 0, "name": "success"}, {"value": 1, "name": "error"}, {"value": 2, "name": "device lost"}, {"value": 3, "name": "device destroyed"}, {"value": 4, "name": "unknown"} ] }, "create render pipeline async callback": { "category": "callback", "args": [ {"name": "status", "type": "create pipeline async status"}, {"name": "pipeline", "type": "render pipeline"}, {"name": "message", "type": "char", "annotation": "const*", "length": "strlen"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "cull mode": { "category": "enum", "values": [ {"value": 0, "name": "none"}, {"value": 1, "name": "front"}, {"value": 2, "name": "back"} ] }, "device": { "category": "object", "methods": [ { "name": "create bind group", "returns": "bind group", "args": [ {"name": "descriptor", "type": "bind group descriptor", "annotation": "const*"} ] }, { "name": "create bind group layout", "returns": "bind group layout", "args": [ {"name": "descriptor", "type": "bind group layout descriptor", "annotation": "const*"} ] }, { "name": "create buffer", "returns": "buffer", "args": [ {"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"} ] }, { "name": "create error buffer", "returns": "buffer", "tags": ["dawn"] }, { "name": "create command encoder", "returns": "command encoder", "args": [ {"name": "descriptor", "type": "command encoder descriptor", "annotation": "const*", "optional": true} ] }, { "name": "create compute pipeline", "returns": "compute pipeline", "args": [ {"name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"} ] }, { "name": "create compute pipeline async", "returns": "void", "args": [ {"name": "descriptor", 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