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dawn / dawn / refs/heads/chromium/6351 / . / src / dawn / dawn.json
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{
"_comment": [
"Copyright 2017 The Dawn & Tint Authors",
"",
"Redistribution and use in source and binary forms, with or without",
"modification, are permitted provided that the following conditions are met:",
"",
" 1. Redistributions of source code must retain the above copyright notice, this",
" list of conditions and the following disclaimer.",
"",
" 2. Redistributions in binary form must reproduce the above copyright notice,",
" this list of conditions and the following disclaimer in the documentation",
" and/or other materials provided with the distribution.",
"",
" 3. Neither the name of the copyright holder nor the names of its",
" contributors may be used to endorse or promote products derived from",
" this software without specific prior written permission.",
" ",
"THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\"",
"AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE",
"IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE",
"DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE",
"FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL",
"DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR",
"SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER",
"CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,",
"OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE",
"OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
],
"_doc": "See docs/dawn/codegen.md",
"_metadata": {
"api": "WebGPU",
"c_prefix": "WGPU",
"namespace": "wgpu",
"proc_table_prefix": "Dawn",
"native_namespace": "dawn native",
"copyright_year": "2019"
},
"create instance": {
"category": "function",
"returns": "instance",
"_comment": "TODO(crbug.com/dawn/2048): The return type should be nullable; null is returned in error cases.",
"args": [
{"name": "descriptor", "type": "instance descriptor", "annotation": "const*", "optional": true}
]
},
"proc": {
"category": "function pointer",
"returns": "void",
"args": []
},
"get proc address": {
"category": "function",
"returns": "proc",
"args": [
{"name": "device", "type": "device", "optional": true},
{"name": "proc name", "type": "char", "annotation": "const*"}
]
},
"request adapter options": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "compatible surface", "type": "surface", "optional": true},
{"name": "power preference", "type": "power preference", "default": "undefined"},
{"name": "backend type", "type": "backend type", "default": "undefined"},
{"name": "force fallback adapter", "type": "bool", "default": "false"},
{"name": "compatibility mode", "type": "bool", "default": "false", "tags": ["dawn", "emscripten"]}
]
},
"request adapter callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "request adapter status"},
{"name": "adapter", "type": "adapter", "optional": true},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "userdata", "type": "void *"}
]
},
"request adapter callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "request adapter callback"},
{"name": "userdata", "type": "void *"}
]
},
"request adapter status": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "success"},
{"value": 1, "name": "instance dropped"},
{"value": 2, "name": "unavailable"},
{"value": 3, "name": "error"},
{"value": 4, "name": "unknown"}
]
},
"adapter": {
"category": "object",
"no autolock": true,
"methods": [
{
"name": "get instance",
"tags": ["dawn"],
"returns": "instance"
},
{
"name": "get limits",
"returns": "bool",
"args": [
{"name": "limits", "type": "supported limits", "annotation": "*"}
]
},
{
"name": "get properties",
"args": [
{"name": "properties", "type": "adapter properties", "annotation": "*"}
]
},
{
"name": "has feature",
"returns": "bool",
"args": [
{"name": "feature", "type": "feature name"}
]
},
{
"name": "enumerate features",
"returns": "size_t",
"args": [
{"name": "features", "type": "feature name", "annotation": "*"}
]
},
{
"name": "request device",
"args": [
{"name": "descriptor", "type": "device descriptor", "annotation": "const*", "optional": true, "no_default": true},
{"name": "callback", "type": "request device callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "request device f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "options", "type": "device descriptor", "annotation": "const*", "optional": true, "no_default": true},
{"name": "callback info", "type": "request device callback info"}
]
},
{
"name": "create device",
"tags": ["dawn"],
"returns": "device",
"args": [
{"name": "descriptor", "type": "device descriptor", "annotation": "const*", "optional": true}
]
}
]
},
"adapter properties": {
"category": "structure",
"extensible": "out",
"members": [
{"name": "vendor ID", "type": "uint32_t"},
{"name": "vendor name", "type": "char", "annotation": "const*", "length": "strlen", "default": "nullptr"},
{"name": "architecture", "type": "char", "annotation": "const*", "length": "strlen", "default": "nullptr"},
{"name": "device ID", "type": "uint32_t"},
{"name": "name", "type": "char", "annotation": "const*", "length": "strlen", "default": "nullptr"},
{"name": "driver description", "type": "char", "annotation": "const*", "length": "strlen", "default": "nullptr"},
{"name": "adapter type", "type": "adapter type"},
{"name": "backend type", "type": "backend type"},
{"name": "compatibility mode", "type": "bool", "default": "false", "tags": ["dawn", "emscripten"]}
]
},
"adapter type": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 1, "name": "discrete GPU"},
{"value": 2, "name": "integrated GPU"},
{"value": 3, "name": "CPU"},
{"value": 4, "name": "unknown"}
]
},
"device descriptor": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "required feature count", "type": "size_t", "default": 0},
{"name": "required features", "type": "feature name", "annotation": "const*", "length": "required feature count", "default": "nullptr"},
{"name": "required limits", "type": "required limits", "annotation": "const*", "optional": true},
{"name": "default queue", "type": "queue descriptor"},
{"name": "device lost callback", "type": "device lost callback", "default": "nullptr"},
{"name": "device lost userdata", "type": "void *", "default": "nullptr"}
]
},
"dawn toggles descriptor": {
"tags": ["dawn", "native"],
"category": "structure",
"chained": "in",
"chain roots": ["instance descriptor", "request adapter options", "device descriptor"],
"members": [
{"name": "enabled toggle count", "type": "size_t", "default": 0},
{"name": "enabled toggles", "type": "char", "annotation": "const*const*", "length": "enabled toggle count"},
{"name": "disabled toggle count", "type": "size_t", "default": 0},
{"name": "disabled toggles", "type": "char", "annotation": "const*const*", "length": "disabled toggle count"}
]
},
"dawn load cache data function": {
"tags": ["dawn", "native"],
"category": "function pointer",
"returns": "size_t",
"args": [
{"name": "key", "type": "void const *"},
{"name": "key size", "type": "size_t"},
{"name": "value", "type": "void *"},
{"name": "value size", "type": "size_t"},
{"name": "userdata", "type": "void *"}
]
},
"dawn store cache data function": {
"tags": ["dawn", "native"],
"category": "function pointer",
"args": [
{"name": "key", "type": "void const *"},
{"name": "key size", "type": "size_t"},
{"name": "value", "type": "void const *"},
{"name": "value size", "type": "size_t"},
{"name": "userdata", "type": "void *"}
]
},
"dawn cache device descriptor" : {
"tags": ["dawn", "native"],
"category": "structure",
"chained": "in",
"chain roots": ["device descriptor"],
"members": [
{"name": "isolation key", "type": "char", "annotation": "const*", "length": "strlen", "default": "\"\""},
{"name": "load data function", "type": "dawn load cache data function", "default": "nullptr"},
{"name": "store data function", "type": "dawn store cache data function", "default": "nullptr"},
{"name": "function userdata", "type": "void *", "default": "nullptr"}
]
},
"dawn WGSL blocklist": {
"tags": ["dawn", "native"],
"category": "structure",
"chained": "in",
"chain roots": ["instance descriptor"],
"members": [
{"name": "blocklisted feature count", "type": "size_t", "default": 0},
{"name": "blocklisted features", "type": "char", "annotation": "const*const*", "length": "blocklisted feature count"}
]
},
"address mode": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "clamp to edge"},
{"value": 2, "name": "repeat"},
{"value": 3, "name": "mirror repeat"}
]
},
"backend type": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false},
{"value": 1, "name": "null"},
{"value": 2, "name": "WebGPU"},
{"value": 3, "name": "D3D11"},
{"value": 4, "name": "D3D12"},
{"value": 5, "name": "metal"},
{"value": 6, "name": "vulkan"},
{"value": 7, "name": "openGL"},
{"value": 8, "name": "openGLES"}
]
},
"bind group": {
"category": "object",
"methods": [
{
"name": "set label",
"returns": "void",
"args": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen"}
]
}
]
},
"bind group entry": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "binding", "type": "uint32_t"},
{"name": "buffer", "type": "buffer", "optional": true},
{"name": "offset", "type": "uint64_t", "default": "0"},
{"name": "size", "type": "uint64_t", "default": "WGPU_WHOLE_SIZE"},
{"name": "sampler", "type": "sampler", "optional": true},
{"name": "texture view", "type": "texture view", "optional": true}
]
},
"bind group descriptor": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "layout", "type": "bind group layout"},
{"name": "entry count", "type": "size_t"},
{"name": "entries", "type": "bind group entry", "annotation": "const*", "length": "entry count"}
]
},
"bind group layout": {
"category": "object",
"methods": [
{
"name": "set label",
"returns": "void",
"args": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen"}
]
}
]
},
"buffer binding type": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false},
{"value": 1, "name": "uniform"},
{"value": 2, "name": "storage"},
{"value": 3, "name": "read only storage"}
]
},
"buffer binding layout": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "type", "type": "buffer binding type", "default": "undefined"},
{"name": "has dynamic offset", "type": "bool", "default": "false"},
{"name": "min binding size", "type": "uint64_t", "default": "0"}
]
},
"sampler binding type": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false},
{"value": 1, "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": "2D"},
{"name": "multisampled", "type": "bool", "default": "false"}
]
},
"surface capabilities": {
"category": "structure",
"tags": ["upstream"],
"extensible": "out",
"members": [
{"name": "format count", "type": "size_t"},
{"name": "formats", "type": "texture format", "annotation": "*"},
{"name": "present mode count", "type": "size_t"},
{"name": "present modes", "type": "present mode", "annotation": "*"},
{"name": "alpha mode count", "type": "size_t"},
{"name": "alpha modes", "type": "composite alpha mode", "annotation": "*"}
],
"methods": [
{
"name": "free members",
"returns": "void",
"args": []
}
]
},
"surface configuration": {
"category": "structure",
"tags": ["upstream"],
"extensible": "in",
"members": [
{"name": "device", "type": "device"},
{"name": "format", "type": "texture format"},
{"name": "usage", "type": "texture usage"},
{"name": "view format count", "type": "size_t"},
{"name": "view formats", "type": "texture format", "annotation": "const*"},
{"name": "alpha mode", "type": "composite alpha mode"},
{"name": "width", "type": "uint32_t"},
{"name": "height", "type": "uint32_t"},
{"name": "present mode", "type": "present mode"}
]
},
"external texture binding entry": {
"category": "structure",
"chained": "in",
"chain roots": ["bind group entry"],
"tags": ["dawn"],
"members": [
{"name": "external texture", "type": "external texture"}
]
},
"external texture binding layout": {
"category": "structure",
"chained": "in",
"chain roots": ["bind group layout entry"],
"tags": ["dawn"],
"members": []
},
"storage texture access": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined", "valid": false},
{"value": 1, "name": "write only"},
{"value": 2, "name": "read only"},
{"value": 3, "name": "read write"}
]
},
"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": "2D"}
]
},
"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": "texture binding layout"},
{"name": "storage texture", "type": "storage texture binding layout"}
]
},
"bind group layout descriptor": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "entry count", "type": "size_t"},
{"name": "entries", "type": "bind group layout entry", "annotation": "const*", "length": "entry count"}
]
},
"blend component": {
"category": "structure",
"extensible": false,
"members": [
{"name": "operation", "type": "blend operation", "default": "add"},
{"name": "src factor", "type": "blend factor", "default": "one"},
{"name": "dst factor", "type": "blend factor", "default": "zero"}
]
},
"blend factor": {
"category": "enum",
"_comment": "TODO(github.com/gpuweb/gpuweb/issues/4283): make sure the dual source blending names match the spec when it lands, and remove the tags.",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "zero"},
{"value": 2, "name": "one"},
{"value": 3, "name": "src"},
{"value": 4, "name": "one minus src"},
{"value": 5, "name": "src alpha"},
{"value": 6, "name": "one minus src alpha"},
{"value": 7, "name": "dst"},
{"value": 8, "name": "one minus dst"},
{"value": 9, "name": "dst alpha"},
{"value": 10, "name": "one minus dst alpha"},
{"value": 11, "name": "src alpha saturated"},
{"value": 12, "name": "constant"},
{"value": 13, "name": "one minus constant"},
{"value": 14, "name": "src1", "tags": ["dawn"]},
{"value": 15, "name": "one minus src1", "tags": ["dawn"]},
{"value": 16, "name": "src1 alpha", "tags": ["dawn"]},
{"value": 17, "name": "one minus src1 alpha", "tags": ["dawn"]}
]
},
"blend operation": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "add"},
{"value": 2, "name": "subtract"},
{"value": 3, "name": "reverse subtract"},
{"value": 4, "name": "min"},
{"value": 5, "name": "max"}
]
},
"bool": {
"category": "native"
},
"buffer": {
"category": "object",
"methods": [
{
"name": "map async",
"args": [
{"name": "mode", "type": "map mode"},
{"name": "offset", "type": "size_t"},
{"name": "size", "type": "size_t"},
{"name": "callback", "type": "buffer map callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "map async f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "mode", "type": "map mode"},
{"name": "offset", "type": "size_t"},
{"name": "size", "type": "size_t"},
{"name": "callback info", "type": "buffer map callback info"}
]
},
{
"name": "get mapped range",
"returns": "void *",
"args": [
{"name": "offset", "type": "size_t", "default": 0},
{"name": "size", "type": "size_t", "default": "WGPU_WHOLE_MAP_SIZE"}
]
},
{
"name": "get const mapped range",
"returns": "void const *",
"args": [
{"name": "offset", "type": "size_t", "default": 0},
{"name": "size", "type": "size_t", "default": "WGPU_WHOLE_MAP_SIZE"}
]
},
{
"name": "set label",
"returns": "void",
"args": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen"}
]
},
{
"name": "get usage",
"returns": "buffer usage"
},
{
"name": "get size",
"returns": "uint64_t"
},
{
"name": "get map state",
"returns": "buffer map state"
},
{
"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 host mapped pointer": {
"category": "structure",
"chained": "in",
"chain roots": ["buffer descriptor"],
"tags": ["dawn"],
"members": [
{"name": "pointer", "type": "void *"},
{"name": "dispose callback", "type": "callback"},
{"name": "userdata", "type": "void *"}
]
},
"callback": {
"category": "function pointer",
"tags": ["dawn"],
"args": [
{"name": "userdata", "type": "void *"}
]
},
"buffer map callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "buffer map async status"},
{"name": "userdata", "type": "void *"}
]
},
"buffer map callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "buffer map callback"},
{"name": "userdata", "type": "void *"}
]
},
"buffer map async status": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "success"},
{"value": 1, "name": "instance dropped"},
{"value": 2, "name": "validation error"},
{"value": 3, "name": "unknown"},
{"value": 4, "name": "device lost"},
{"value": 5, "name": "destroyed before callback"},
{"value": 6, "name": "unmapped before callback"},
{"value": 7, "name": "mapping already pending"},
{"value": 8, "name": "offset out of range"},
{"value": 9, "name": "size out of range"}
]
},
"buffer map state": {
"category": "enum",
"values": [
{"value": 1, "name": "unmapped"},
{"value": 2, "name": "pending"},
{"value": 3, "name": "mapped"}
]
},
"buffer usage": {
"category": "bitmask",
"values": [
{"value": 0, "name": "none"},
{"value": 1, "name": "map read"},
{"value": 2, "name": "map write"},
{"value": 4, "name": "copy src"},
{"value": 8, "name": "copy dst"},
{"value": 16, "name": "index"},
{"value": 32, "name": "vertex"},
{"value": 64, "name": "uniform"},
{"value": 128, "name": "storage"},
{"value": 256, "name": "indirect"},
{"value": 512, "name": "query resolve"}
]
},
"char": {
"category": "native"
},
"color": {
"category": "structure",
"members": [
{"name": "r", "type": "double"},
{"name": "g", "type": "double"},
{"name": "b", "type": "double"},
{"name": "a", "type": "double"}
]
},
"color write mask": {
"category": "bitmask",
"values": [
{"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",
"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",
"no autolock": true,
"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": "clear buffer",
"args": [
{"name": "buffer", "type": "buffer"},
{"name": "offset", "type": "uint64_t", "default": 0},
{"name": "size", "type": "uint64_t", "default": "WGPU_WHOLE_SIZE"}
]
},
{
"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",
"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"},
{"value": 1, "name": "never"},
{"value": 2, "name": "less"},
{"value": 3, "name": "equal"},
{"value": 4, "name": "less equal"},
{"value": 5, "name": "greater"},
{"value": 6, "name": "not equal"},
{"value": 7, "name": "greater equal"},
{"value": 8, "name": "always"}
]
},
"compilation info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "message count", "type": "size_t"},
{"name": "messages", "type": "compilation message", "annotation": "const*", "length": "message count"}
]
},
"compilation info callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "compilation info request status"},
{"name": "compilation info", "type": "compilation info", "annotation": "const*"},
{"name": "userdata", "type": "void *"}
]
},
"compilation info callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "compilation info callback"},
{"name": "userdata", "type": "void *", "default": "nullptr"}
]
},
"compilation info request status": {
"category": "enum",
"values": [
{"value": 0, "name": "success"},
{"value": 1, "name": "instance dropped"},
{"value": 2, "name": "error"},
{"value": 3, "name": "device lost"},
{"value": 4, "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": "uint64_t"},
{"name": "length", "type": "uint64_t"},
{"name": "utf16 line pos", "type": "uint64_t"},
{"name": "utf16 offset", "type": "uint64_t"},
{"name": "utf16 length", "type": "uint64_t"}
]
},
"compilation message type": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 1, "name": "error"},
{"value": 2, "name": "warning"},
{"value": 3, "name": "info"}
]
},
"compute pass descriptor": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "timestamp writes", "type": "compute pass timestamp writes", "annotation": "const*", "optional": true}
]
},
"compute pass encoder": {
"category": "object",
"no autolock": true,
"methods": [
{
"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": "set pipeline",
"args": [
{"name": "pipeline", "type": "compute pipeline"}
]
},
{
"name": "set bind group",
"args": [
{"name": "group index", "type": "uint32_t"},
{"name": "group", "type": "bind group", "optional": true},
{"name": "dynamic offset count", "type": "size_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": "dispatch workgroups",
"args": [
{"name": "workgroupCountX", "type": "uint32_t"},
{"name": "workgroupCountY", "type": "uint32_t", "default": "1"},
{"name": "workgroupCountZ", "type": "uint32_t", "default": "1"}
]
},
{
"name": "dispatch workgroups indirect",
"args": [
{"name": "indirect buffer", "type": "buffer"},
{"name": "indirect offset", "type": "uint64_t"}
]
},
{
"name": "end"
},
{
"name": "set label",
"returns": "void",
"args": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen"}
]
}
]
},
"composite alpha mode": {
"category": "enum",
"tags": ["upstream"],
"values": [
{"value": 0, "name": "auto"},
{"value": 1, "name": "opaque"},
{"value": 2, "name": "premultiplied"},
{"value": 3, "name": "unpremultiplied"},
{"value": 4, "name": "inherit"}
]
},
"compute pass timestamp writes": {
"category": "structure",
"members": [
{"name": "query set", "type": "query set"},
{"name": "beginning of pass write index", "type": "uint32_t", "default": "WGPU_QUERY_SET_INDEX_UNDEFINED"},
{"name": "end of pass write index", "type": "uint32_t", "default": "WGPU_QUERY_SET_INDEX_UNDEFINED"}
]
},
"compute pipeline": {
"category": "object",
"methods": [
{
"name": "get bind group layout",
"returns": "bind group layout",
"args": [
{"name": "group index", "type": "uint32_t"}
]
},
{
"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"}
]
},
"dawn compute pipeline full subgroups": {
"category": "structure",
"chained": "in",
"chain roots": ["compute pipeline descriptor"],
"tags": ["dawn"],
"members": [
{"name": "requires full subgroups", "type": "bool", "default": "false"}
]
},
"alpha mode": {
"category": "enum",
"tags": ["dawn"],
"values": [
{"value": 1, "name": "opaque"},
{"value": 2, "name": "premultiplied"},
{"value": 3, "name": "unpremultiplied"}
]
},
"copy texture for browser options": {
"category": "structure",
"extensible": "in",
"tags": ["dawn"],
"members": [
{"name": "flip y", "type": "bool", "default": "false"},
{"name": "needs color space conversion", "type": "bool", "default": "false"},
{"name": "src alpha mode", "type": "alpha mode", "default": "unpremultiplied"},
{"name": "src transfer function parameters", "type": "float", "annotation": "const*",
"length": 7, "optional": true},
{"name": "conversion matrix", "type": "float", "annotation": "const*",
"length": 9, "optional": true},
{"name": "dst transfer function parameters", "type": "float", "annotation": "const*",
"length": 7, "optional": true},
{"name": "dst alpha mode", "type": "alpha mode", "default": "unpremultiplied"},
{"name": "internal usage", "type": "bool", "default": "false"}
]
},
"create compute pipeline async callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "create pipeline async status"},
{"name": "pipeline", "type": "compute pipeline", "optional": true},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "userdata", "type": "void *"}
]
},
"create compute pipeline async callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "create compute pipeline async callback"},
{"name": "userdata", "type": "void *"}
]
},
"create pipeline async status": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "success"},
{"value": 1, "name": "instance dropped"},
{"value": 2, "name": "validation error"},
{"value": 3, "name": "internal error"},
{"value": 4, "name": "device lost"},
{"value": 5, "name": "device destroyed"},
{"value": 6, "name": "unknown"}
]
},
"create render pipeline async callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "create pipeline async status"},
{"name": "pipeline", "type": "render pipeline", "optional": true},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen", "optional": true},
{"name": "userdata", "type": "void *"}
]
},
"create render pipeline async callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "create render pipeline async callback"},
{"name": "userdata", "type": "void *"}
]
},
"cull mode": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "none"},
{"value": 2, "name": "front"},
{"value": 3, "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",
"no autolock": true,
"returns": "buffer",
"args": [
{"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"}
]
},
{
"name": "create error buffer",
"returns": "buffer",
"tags": ["dawn"],
"args": [
{"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"}
]
},
{
"name": "create command encoder",
"returns": "command encoder",
"args": [
{"name": "descriptor", "type": "command encoder descriptor", "annotation": "const*", "optional": true}
]
},
{
"name": "create compute pipeline",
"no autolock": true,
"returns": "compute pipeline",
"args": [
{"name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"}
]
},
{
"name": "create compute pipeline async",
"returns": "void",
"args": [
{"name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"},
{"name": "callback", "type": "create compute pipeline async callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "create compute pipeline async f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"},
{"name": "callback info", "type": "create compute pipeline async callback info"}
]
},
{
"name": "create external texture",
"returns": "external texture",
"tags": ["dawn"],
"args": [
{"name": "external texture descriptor", "type": "external texture descriptor", "annotation": "const*"}
]
},
{
"name": "create error external texture",
"returns": "external texture",
"tags": ["dawn"]
},
{
"name": "create pipeline layout",
"returns": "pipeline layout",
"args": [
{"name": "descriptor", "type": "pipeline layout descriptor", "annotation": "const*"}
]
},
{
"name": "create query set",
"returns": "query set",
"args": [
{"name": "descriptor", "type": "query set descriptor", "annotation": "const*"}
]
},
{
"name": "create render pipeline async",
"returns": "void",
"args": [
{"name": "descriptor", "type": "render pipeline descriptor", "annotation": "const*"},
{"name": "callback", "type": "create render pipeline async callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "create render pipeline async f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "descriptor", "type": "render pipeline descriptor", "annotation": "const*"},
{"name": "callback info", "type": "create render pipeline async callback info"}
]
},
{
"name": "create render bundle encoder",
"returns": "render bundle encoder",
"args": [
{"name": "descriptor", "type": "render bundle encoder descriptor", "annotation": "const*"}
]
},
{
"name": "create render pipeline",
"no autolock": true,
"returns": "render pipeline",
"args": [
{"name": "descriptor", "type": "render pipeline descriptor", "annotation": "const*"}
]
},
{
"name": "create sampler",
"returns": "sampler",
"args": [
{"name": "descriptor", "type": "sampler descriptor", "annotation": "const*", "optional": true}
]
},
{
"name": "create shader module",
"no autolock": true,
"returns": "shader module",
"args": [
{"name": "descriptor", "type": "shader module descriptor", "annotation": "const*"}
]
},
{
"name": "create error shader module",
"returns": "shader module",
"tags": ["dawn"],
"args": [
{"name": "descriptor", "type": "shader module descriptor", "annotation": "const*"},
{"name": "error message", "type": "char", "annotation": "const*", "length": "strlen"}
]
},
{
"name": "create swap chain",
"tags": ["dawn", "emscripten"],
"returns": "swap chain",
"args": [
{"name": "surface", "type": "surface"},
{"name": "descriptor", "type": "swap chain descriptor", "annotation": "const*"}
]
},
{
"name": "create texture",
"returns": "texture",
"args": [
{"name": "descriptor", "type": "texture descriptor", "annotation": "const*"}
]
},
{
"name": "import shared buffer memory",
"returns": "shared buffer memory",
"tags": ["dawn", "native"],
"args": [
{"name": "descriptor", "type": "shared buffer memory descriptor", "annotation": "const*"}
]
},
{
"name": "import shared texture memory",
"returns": "shared texture memory",
"tags": ["dawn", "native"],
"args": [
{"name": "descriptor", "type": "shared texture memory descriptor", "annotation": "const*"}
]
},
{
"name": "import shared fence",
"returns": "shared fence",
"tags": ["dawn", "native"],
"args": [
{"name": "descriptor", "type": "shared fence descriptor", "annotation": "const*"}
]
},
{
"name": "create error texture",
"returns": "texture",
"tags": ["dawn"],
"args": [
{"name": "descriptor", "type": "texture descriptor", "annotation": "const*"}
]
},
{
"name": "destroy"
},
{
"name": "get limits",
"returns": "bool",
"args": [
{"name": "limits", "type": "supported limits", "annotation": "*"}
]
},
{
"name": "has feature",
"returns": "bool",
"args": [
{"name": "feature", "type": "feature name"}
]
},
{
"name": "enumerate features",
"returns": "size_t",
"args": [
{"name": "features", "type": "feature name", "annotation": "*"}
]
},
{
"name": "get adapter",
"returns": "adapter",
"tags": ["dawn", "native"]
},
{
"name": "get queue",
"returns": "queue"
},
{
"name": "inject error",
"args": [
{"name": "type", "type": "error type"},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen"}
],
"tags": ["dawn"]
},
{
"name": "force loss",
"args": [
{"name": "type", "type": "device lost reason"},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen"}
],
"tags": ["dawn"]
},
{
"name": "tick",
"no autolock": true,
"tags": ["dawn"]
},
{
"name": "set uncaptured error callback",
"no autolock": true,
"args": [
{"name": "callback", "type": "error callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "set logging callback",
"no autolock": true,
"tags": ["dawn"],
"args": [
{"name": "callback", "type": "logging callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "set device lost callback",
"no autolock": true,
"tags": ["deprecated"],
"args": [
{"name": "callback", "type": "device lost callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "push error scope",
"args": [
{"name": "filter", "type": "error filter"}
]
},
{
"name": "pop error scope",
"no autolock": true,
"args": [
{"name": "old callback", "type": "error callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "pop error scope f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "callback info", "type": "pop error scope callback info"}
]
},
{
"name": "set label",
"returns": "void",
"args": [
{"name": "label", "type": "char", "annotation": "const*", "length": "strlen"}
]
},
{
"name": "validate texture descriptor",
"tags": ["dawn"],
"args": [
{"name": "descriptor", "type": "texture descriptor", "annotation": "const*"}
]
},
{
"name": "get supported surface usage",
"tags": ["dawn", "native"],
"returns": "texture usage",
"args": [
{"name": "surface", "type": "surface"}
]
}
]
},
"device lost callback": {
"category": "function pointer",
"args": [
{"name": "reason", "type": "device lost reason"},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen"},
{"name": "userdata", "type": "void *"}
]
},
"device lost reason": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "destroyed"}
]
},
"double": {
"category": "native"
},
"error callback": {
"category": "function pointer",
"args": [
{"name": "type", "type": "error type"},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen"},
{"name": "userdata", "type": "void *"}
]
},
"pop error scope status": {
"category": "enum",
"emscripten_no_enum_table": true,
"values": [
{"value": 0, "name": "success"},
{"value": 1, "name": "instance dropped"}
]
},
"pop error scope callback": {
"category": "function pointer",
"args": [
{"name": "status", "type": "pop error scope status"},
{"name": "type", "type": "error type"},
{"name": "message", "type": "char", "annotation": "const*", "length": "strlen"},
{"name": "userdata", "type": "void *"}
]
},
"pop error scope callback info": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "mode", "type": "callback mode"},
{"name": "callback", "type": "pop error scope callback"},
{"name": "old callback", "type": "error callback", "_comment": "TODO(crbug.com/dawn/2021) Deprecate this field once we have moved callers to use the new callback signature."},
{"name": "userdata", "type": "void *", "default": "nullptr"}
]
},
"limits": {
"category": "structure",
"members": [
{"name": "max texture dimension 1D", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max texture dimension 2D", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max texture dimension 3D", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max texture array layers", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max bind groups", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max bind groups plus vertex buffers", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max bindings per bind group", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max dynamic uniform buffers per pipeline layout", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max dynamic storage buffers per pipeline layout", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max sampled textures per shader stage", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
{"name": "max samplers per shader stage", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
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{"name": "min storage buffer offset alignment", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
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{"name": "max compute invocations per workgroup", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"},
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{"name": "max compute workgroups per dimension", "type": "uint32_t", "default": "WGPU_LIMIT_U32_UNDEFINED"}
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},
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{"name": "visible size", "type": "extent 2D"},
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{"name": "dst transfer function parameters", "type": "float", "annotation": "const*",
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{"name": "gamut conversion matrix", "type": "float", "annotation": "const*",
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{"name": "mirrored", "type": "bool", "default": "false"},
{"name": "rotation", "type": "external texture rotation", "default": "rotate 0 degrees"}
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},
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}
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},
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{"name": "drm format", "type": "uint32_t"},
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]
},
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{"name": "memory FD", "type": "int"},
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{"name": "allocation size", "type": "uint64_t"},
{"name": "dedicated allocation", "type": "bool"}
]
},
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},
"shared texture memory DXGI shared handle descriptor": {
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{"name": "use keyed mutex", "type": "bool"}
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},
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},
"shared texture memory EGL image descriptor": {
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{"name": "image", "type": "void *"}
]
},
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},
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},
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},
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}
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},
"shared fence DXGI shared handle descriptor": {
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},
"shared fence MTL shared event descriptor": {
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"members": [
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},
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"tags": ["dawn", "native"],
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{"value": 1, "name": "vk semaphore opaque FD"},
{"value": 2, "name": "vk semaphore sync FD"},
{"value": 3, "name": "vk semaphore zircon handle"},
{"value": 4, "name": "DXGI shared handle"},
{"value": 5, "name": "MTL shared event"}
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},
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},
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},
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{"value": 5, "name": "texture compression ETC2"},
{"value": 6, "name": "texture compression ASTC"},
{"value": 7, "name": "indirect first instance"},
{"value": 8, "name": "shader f16"},
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{"value": 1004, "name": "dawn native", "tags": ["dawn", "native"]},
{"value": 1006, "name": "chromium experimental timestamp query inside passes", "tags": ["dawn"]},
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{"value": 1010, "name": "MSAA render to single sampled", "tags": ["dawn"]},
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{"value": 1013, "name": "ANGLE texture sharing", "tags": ["dawn", "native"]},
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{"value": 1022, "name": "host mapped pointer", "tags": ["dawn"]},
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{"value": 1106, "name": "shared texture memory D3D11 texture 2D", "tags": ["dawn", "native"]},
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{"value": 1108, "name": "shared texture memory EGL image", "tags": ["dawn", "native"]},
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},
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{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "nearest"},
{"value": 2, "name": "linear"}
]
},
"float": {
"category": "native"
},
"front face": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "CCW"},
{"value": 2, "name": "CW"}
]
},
"image copy buffer": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "layout", "type": "texture data layout"},
{"name": "buffer", "type": "buffer"}
]
},
"image copy texture": {
"category": "structure",
"extensible": "in",
"members": [
{"name": "texture", "type": "texture"},
{"name": "mip level", "type": "uint32_t", "default": "0"},
{"name": "origin", "type": "origin 3D"},
{"name": "aspect", "type": "texture aspect", "default": "all"}
]
},
"image copy external texture": {
"category": "structure",
"extensible": "in",
"tags": ["dawn"],
"members": [
{"name": "external texture", "type": "external texture"},
{"name": "origin", "type": "origin 3D"},
{"name": "natural size", "type": "extent 2D"}
]
},
"index format": {
"category": "enum",
"values": [
{"value": 0, "name": "undefined", "jsrepr": "undefined"},
{"value": 1, "name": "uint16"},
{"value": 2, "name": "uint32"}
]
},
"instance": {
"category": "object",
"no autolock": true,
"methods": [
{
"name": "create surface",
"returns": "surface",
"args": [
{"name": "descriptor", "type": "surface descriptor", "annotation": "const*"}
]
},
{
"name": "process events"
},
{
"name": "wait any",
"returns": "wait status",
"args": [
{"name": "future count", "type": "size_t"},
{"name": "futures", "type": "future wait info", "annotation": "*", "length": "future count"},
{"name": "timeout NS", "type": "uint64_t"}
]
},
{
"name": "request adapter",
"args": [
{"name": "options", "type": "request adapter options", "annotation": "const*", "optional": true, "no_default": true},
{"name": "callback", "type": "request adapter callback"},
{"name": "userdata", "type": "void *"}
]
},
{
"name": "request adapter f",
"_comment": "TODO(crbug.com/dawn/2021): This is dawn/emscripten-only until we rename it to replace the old API. See bug for details.",
"tags": ["dawn", "emscripten"],
"returns": "future",
"args": [
{"name": "options", "type": "request adapter options", "annotation": "const*", "optional": true, "no_default": true},
{"name": "callback info", "type": "request adapter callback info"}
]
},
{
"name": "has WGSL language feature",
"returns": "bool",
"args": [
{"name": "feature", "type": "WGSL feature name"}
]
},
{
"name": "enumerate WGSL language features",
"returns": "size_t",
"args": [
{"name": "features", "type": "WGSL feature name", "annotation": "*"}
]
}
]
},
"callback mode": {
"category": "enum",
"emscripten_no_enum_table": true,
"_comment": "TODO(crbug.com/dawn/2224): Should this be renumbered to reserve 0?",
"values": [
{"value": 0,