{ "_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." ], "adapter properties": { "category": "structure", "extensible": true, "members": [ {"name": "device ID", "type": "uint32_t"}, {"name": "vendor ID", "type": "uint32_t"}, {"name": "name", "type": "char", "annotation": "const*"}, {"name": "adapter type", "type": "adapter type"}, {"name": "backend type", "type": "backend type"} ] }, "adapter type": { "category": "enum", "javascript": false, "values": [ {"value": 0, "name": "discrete GPU"}, {"value": 1, "name": "integrated GPU"}, {"value": 2, "name": "CPU"}, {"value": 3, "name": "unknown"} ] }, "address mode": { "category": "enum", "values": [ {"value": 0, "name": "repeat"}, {"value": 1, "name": "mirror repeat"}, {"value": 2, "name": "clamp to edge"} ] }, "backend type": { "category": "enum", "javascript": false, "values": [ {"value": 0, "name": "null"}, {"value": 1, "name": "D3D11"}, {"value": 2, "name": "D3D12"}, {"value": 3, "name": "metal"}, {"value": 4, "name": "vulkan"}, {"value": 5, "name": "openGL"}, {"value": 6, "name": "openGLES"} ] }, "bind group": { "category": "object" }, "bind group entry": { "category": "structure", "extensible": false, "members": [ {"name": "binding", "type": "uint32_t"}, {"name": "buffer", "type": "buffer", "optional": true}, {"name": "offset", "type": "uint64_t", "default": "0"}, {"name": "size", "type": "uint64_t"}, {"name": "sampler", "type": "sampler", "optional": true}, {"name": "texture view", "type": "texture view", "optional": true} ] }, "bind group descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "layout", "type": "bind group layout"}, {"name": "entry count", "type": "uint32_t"}, {"name": "entries", "type": "bind group entry", "annotation": "const*", "length": "entry count"} ] }, "bind group layout": { "category": "object" }, "bind group layout entry": { "category": "structure", "extensible": false, "members": [ {"name": "binding", "type": "uint32_t"}, {"name": "visibility", "type": "shader stage"}, {"name": "type", "type": "binding type"}, {"name": "has dynamic offset", "type": "bool", "default": "false"}, {"name": "multisampled", "type": "bool", "default": "false"}, {"name": "view dimension", "type": "texture view dimension", "default": "undefined"}, {"name": "texture component type", "type": "texture component type", "default": "float"}, {"name": "storage texture format", "type": "texture format", "default": "undefined"}, {"name": "min buffer binding size", "type": "uint64_t", "default": "0"} ] }, "bind group layout descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "entry count", "type": "uint32_t"}, {"name": "entries", "type": "bind group layout entry", "annotation": "const*", "length": "entry count"} ] }, "binding type": { "category": "enum", "values": [ {"value": 0, "name": "uniform buffer"}, {"value": 1, "name": "storage buffer"}, {"value": 2, "name": "readonly storage buffer"}, {"value": 3, "name": "sampler"}, {"value": 4, "name": "comparison sampler"}, {"value": 5, "name": "sampled texture"}, {"value": 6, "name": "storage texture"}, {"value": 7, "name": "readonly storage texture"}, {"value": 8, "name": "writeonly storage texture"} ] }, "blend descriptor": { "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", "values": [ {"value": 0, "name": "zero"}, {"value": 1, "name": "one"}, {"value": 2, "name": "src color"}, {"value": 3, "name": "one minus src color"}, {"value": 4, "name": "src alpha"}, {"value": 5, "name": "one minus src alpha"}, {"value": 6, "name": "dst color"}, {"value": 7, "name": "one minus dst color"}, {"value": 8, "name": "dst alpha"}, {"value": 9, "name": "one minus dst alpha"}, {"value": 10, "name": "src alpha saturated"}, {"value": 11, "name": "blend color"}, {"value": 12, "name": "one minus blend color"} ] }, "blend operation": { "category": "enum", "values": [ {"value": 0, "name": "add"}, {"value": 1, "name": "subtract"}, {"value": 2, "name": "reverse subtract"}, {"value": 3, "name": "min"}, {"value": 4, "name": "max"} ] }, "color state descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "format", "type": "texture format"}, {"name": "alpha blend", "type": "blend descriptor"}, {"name": "color blend", "type": "blend descriptor"}, {"name": "write mask", "type": "color write mask", "default": "all"} ] }, "bool": { "category": "native" }, "buffer": { "category": "object", "methods": [ { "name": "set sub data", "args": [ {"name": "start", "type": "uint64_t"}, {"name": "count", "type": "uint64_t"}, {"name": "data", "type": "void", "annotation": "const*", "length": "count"} ] }, { "name": "map read async", "args": [ {"name": "callback", "type": "buffer map read callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, { "name": "map write async", "args": [ {"name": "callback", "type": "buffer map write callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, { "name": "get mapped range", "returns": "void *" }, { "name": "get const mapped range", "returns": "void const *" }, { "name": "unmap" }, { "name": "destroy" } ] }, "buffer copy view": { "category": "structure", "extensible": true, "members": [ {"name": "buffer", "type": "buffer"}, {"name": "offset", "type": "uint64_t", "default": 0}, {"name": "bytes per row", "type": "uint32_t"}, {"name": "rows per image", "type": "uint32_t", "default": 0} ] }, "buffer descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "usage", "type": "buffer usage"}, {"name": "size", "type": "uint64_t"} ] }, "buffer map read callback": { "category": "callback", "args": [ {"name": "status", "type": "buffer map async status"}, {"name": "data", "type": "void", "annotation": "const*"}, {"name": "data length", "type": "uint64_t"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "buffer map write callback": { "category": "callback", "args": [ {"name": "status", "type": "buffer map async status"}, {"name": "data", "type": "void", "annotation": "*"}, {"name": "data length", "type": "uint64_t"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "buffer map async status": { "category": "enum", "values": [ {"value": 0, "name": "success"}, {"value": 1, "name": "error"}, {"value": 2, "name": "unknown"}, {"value": 3, "name": "device lost"} ] }, "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"} ] }, "char": { "category": "native" }, "create buffer mapped result": { "category": "structure", "members": [ {"name": "buffer", "type": "buffer"}, {"name": "data length", "type": "uint64_t"}, {"name": "data", "type": "void", "annotation": "*", "length": "data length"} ] }, "color": { "category": "structure", "members": [ {"name": "r", "type": "float"}, {"name": "g", "type": "float"}, {"name": "b", "type": "float"}, {"name": "a", "type": "float"} ] }, "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"} ] }, "command buffer": { "category": "object" }, "command buffer descriptor": { "category": "structure", "extensible": true, "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"} ], "TODO": [ "Restrictions on the alignment of the copy? Cf Metal on OSX" ] }, { "name": "copy buffer to texture", "args": [ {"name": "source", "type": "buffer copy view", "annotation": "const*"}, {"name": "destination", "type": "texture copy view", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "copy texture to buffer", "args": [ {"name": "source", "type": "texture copy view", "annotation": "const*"}, {"name": "destination", "type": "buffer copy view", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "copy texture to texture", "args": [ {"name": "source", "type": "texture copy view", "annotation": "const*"}, {"name": "destination", "type": "texture copy view", "annotation": "const*"}, {"name": "copy size", "type": "extent 3D", "annotation": "const*"} ] }, { "name": "insert debug marker", "args": [ {"name": "group 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"} ] } ] }, "command encoder descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true} ] }, "compare function": { "category": "enum", "values": [ {"value": 0, "name": "undefined"}, {"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"} ] }, "compute pass descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true} ] }, "compute pass encoder": { "category": "object", "methods": [ { "name": "insert debug marker", "args": [ {"name": "group 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"}, {"name": "dynamic offset count", "type": "uint32_t", "default": "0"}, {"name": "dynamic offsets", "type": "uint32_t", "annotation": "const*", "length": "dynamic offset count", "optional": true} ] }, { "name": "dispatch", "args": [ {"name": "x", "type": "uint32_t"}, {"name": "y", "type": "uint32_t", "default": "1"}, {"name": "z", "type": "uint32_t", "default": "1"} ] }, { "name": "dispatch indirect", "args": [ {"name": "indirect buffer", "type": "buffer"}, {"name": "indirect offset", "type": "uint64_t"} ] }, { "name": "end pass" } ] }, "compute pipeline": { "category": "object", "methods": [ { "name": "get bind group layout", "returns": "bind group layout", "args": [ {"name": "group index", "type": "uint32_t"} ] } ] }, "compute pipeline descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "layout", "type": "pipeline layout", "optional": true}, {"name": "compute stage", "type": "programmable stage descriptor"} ] }, "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", "TODO": "enga@: Make this part of a dawn_wire extension" }, { "name": "create buffer mapped", "returns": "create buffer mapped result", "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", "returns": "compute pipeline", "args": [ {"name": "descriptor", "type": "compute pipeline descriptor", "annotation": "const*"} ] }, { "name": "create render pipeline", "returns": "render pipeline", "args": [ {"name": "descriptor", "type": "render pipeline descriptor", "annotation": "const*"} ] }, { "name": "create pipeline layout", "returns": "pipeline layout", "args": [ {"name": "descriptor", "type": "pipeline layout descriptor", "annotation": "const*"} ] }, { "name": "create render bundle encoder", "returns": "render bundle encoder", "args": [ {"name": "descriptor", "type": "render bundle encoder descriptor", "annotation": "const*"} ] }, { "name": "create sampler", "returns": "sampler", "args": [ {"name": "descriptor", "type": "sampler descriptor", "annotation": "const*"} ] }, { "name": "create shader module", "returns": "shader module", "args": [ {"name": "descriptor", "type": "shader module descriptor", "annotation": "const*"} ] }, { "name": "create swap chain", "returns": "swap chain", "args": [ {"name": "surface", "type": "surface", "optional": "true"}, {"name": "descriptor", "type": "swap chain descriptor", "annotation": "const*"} ] }, { "name": "create texture", "returns": "texture", "args": [ {"name": "descriptor", "type": "texture descriptor", "annotation": "const*"} ] }, { "name": "get default queue", "returns": "queue" }, { "name": "inject error", "args": [ {"name": "type", "type": "error type"}, {"name": "message", "type": "char", "annotation": "const*", "length": "strlen"} ], "TODO": "enga@: Make this a Dawn extension" }, { "name": "lose for testing" }, { "name": "tick" }, { "name": "set uncaptured error callback", "args": [ {"name": "callback", "type": "error callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, { "name": "set device lost callback", "args": [ {"name": "callback", "type": "device lost callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, { "name": "push error scope", "args": [ {"name": "filter", "type": "error filter"} ] }, { "name": "pop error scope", "returns": "bool", "args": [ {"name": "callback", "type": "error callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, { "name": "create query set", "returns": "query set", "args": [ {"name": "descriptor", "type": "query set descriptor", "annotation": "const*"} ] } ] }, "device lost callback": { "category": "callback", "args": [ {"name": "message", "type": "char", "annotation": "const*"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "device properties": { "category": "structure", "extensible": false, "members": [ {"name": "texture compression BC", "type": "bool", "default": "false"}, {"name": "shader float16", "type": "bool", "default": "false"}, {"name": "pipeline statistics query", "type": "bool", "default": "false"}, {"name": "timestamp query", "type": "bool", "default": "false"} ] }, "depth stencil state descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "format", "type": "texture format"}, {"name": "depth write enabled", "type": "bool", "default": "false"}, {"name": "depth compare", "type": "compare function", "default": "always"}, {"name": "stencil front", "type": "stencil state face descriptor"}, {"name": "stencil back", "type": "stencil state face descriptor"}, {"name": "stencil read mask", "type": "uint32_t", "default": "0xFFFFFFFF"}, {"name": "stencil write mask", "type": "uint32_t", "default": "0xFFFFFFFF"} ] }, "error callback": { "category": "callback", "args": [ {"name": "type", "type": "error type"}, {"name": "message", "type": "char", "annotation": "const*"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "error filter": { "category": "enum", "values": [ {"value": 0, "name": "none"}, {"value": 1, "name": "validation"}, {"value": 2, "name": "out of memory"} ] }, "error type": { "category": "enum", "values": [ {"value": 0, "name": "no error"}, {"value": 1, "name": "validation"}, {"value": 2, "name": "out of memory"}, {"value": 3, "name": "unknown"}, {"value": 4, "name": "device lost"} ] }, "extent 3D": { "category": "structure", "members": [ {"name": "width", "type": "uint32_t"}, {"name": "height", "type": "uint32_t"}, {"name": "depth", "type": "uint32_t"} ] }, "fence": { "category": "object", "methods": [ { "name": "get completed value", "returns": "uint64_t" }, { "name": "on completion", "args": [ {"name": "value", "type": "uint64_t"}, {"name": "callback", "type": "fence on completion callback"}, {"name": "userdata", "type": "void", "annotation": "*"} ] } ] }, "fence on completion callback": { "category": "callback", "args": [ {"name": "status", "type": "fence completion status"}, {"name": "userdata", "type": "void", "annotation": "*"} ] }, "fence completion status": { "category": "enum", "values": [ {"value": 0, "name": "success"}, {"value": 1, "name": "error"}, {"value": 2, "name": "unknown"}, {"value": 3, "name": "device lost"} ] }, "fence descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "initial value", "type": "uint64_t", "default": "0"} ] }, "filter mode": { "category": "enum", "values": [ {"value": 0, "name": "nearest"}, {"value": 1, "name": "linear"} ] }, "float": { "category": "native" }, "front face": { "category": "enum", "values": [ {"value": 0, "name": "CCW"}, {"value": 1, "name": "CW"} ] }, "index format": { "category": "enum", "values": [ {"value": 0, "name": "uint16"}, {"value": 1, "name": "uint32"} ] }, "instance": { "category": "object", "methods": [ { "name": "create surface", "returns": "surface", "args": [ {"name": "descriptor", "type": "surface descriptor", "annotation": "const*"} ] } ] }, "instance descriptor": { "category": "structure", "extensible": true, "members": [] }, "vertex attribute descriptor": { "category": "structure", "extensible": false, "members": [ {"name": "format", "type": "vertex format"}, {"name": "offset", "type": "uint64_t"}, {"name": "shader location", "type": "uint32_t"} ] }, "vertex buffer layout descriptor": { "category": "structure", "extensible": false, "members": [ {"name": "array stride", "type": "uint64_t"}, {"name": "step mode", "type": "input step mode", "default": "vertex"}, {"name": "attribute count", "type": "uint32_t"}, {"name": "attributes", "type": "vertex attribute descriptor", "annotation": "const*", "length": "attribute count"} ] }, "vertex state descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "index format", "type": "index format", "default": "uint32"}, {"name": "vertex buffer count", "type": "uint32_t", "default": 0}, {"name": "vertex buffers", "type": "vertex buffer layout descriptor", "annotation": "const*", "length": "vertex buffer count"} ] }, "input step mode": { "category": "enum", "values": [ {"value": 0, "name": "vertex"}, {"value": 1, "name": "instance"} ] }, "load op": { "category": "enum", "values": [ {"value": 0, "name": "clear"}, {"value": 1, "name": "load"} ] }, "store op": { "category": "enum", "values": [ {"value": 0, "name": "store"}, {"value": 1, "name": "clear"} ] }, "origin 3D": { "category": "structure", "members": [ {"name": "x", "type": "uint32_t", "default": "0"}, {"name": "y", "type": "uint32_t", "default": "0"}, {"name": "z", "type": "uint32_t", "default": "0"} ] }, "pipeline layout": { "category": "object" }, "pipeline layout descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "bind group layout count", "type": "uint32_t"}, {"name": "bind group layouts", "type": "bind group layout", "annotation": "const*", "length": "bind group layout count"} ] }, "pipeline statistics name": { "category": "enum", "values": [ {"value": 0, "name": "vertex shader invocations"}, {"value": 1, "name": "clipper invocations"}, {"value": 2, "name": "clipper primitives out"}, {"value": 3, "name": "fragment shader invocations"}, {"value": 4, "name": "compute shader invocations"} ] }, "present mode": { "category": "enum", "values": [ {"value": 0, "name": "immediate"}, {"value": 1, "name": "mailbox"}, {"value": 2, "name": "fifo"} ] }, "programmable stage descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "module", "type": "shader module"}, {"name": "entry point", "type": "char", "annotation": "const*", "length": "strlen"} ] }, "primitive topology": { "category": "enum", "values": [ {"value": 0, "name": "point list"}, {"value": 1, "name": "line list"}, {"value": 2, "name": "line strip"}, {"value": 3, "name": "triangle list"}, {"value": 4, "name": "triangle strip"} ] }, "query set": { "category": "object", "methods": [ { "name": "destroy" } ] }, "query set descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "label", "type": "char", "annotation": "const*", "length": "strlen", "optional": true}, {"name": "type", "type": "query type"}, {"name": "count", "type": "uint32_t"}, {"name": "pipeline statistics count", "type": "uint32_t", "default": "0"}, {"name": "pipeline statistics", "type": "pipeline statistics name", "annotation": "const*", "length": "pipeline statistics count"} ] }, "query type": { "category": "enum", "values": [ {"value": 0, "name": "occlusion"}, {"value": 1, "name": "pipeline statistics"}, {"value": 2, "name": "timestamp"} ] }, "queue": { "category": "object", "methods": [ { "name": "submit", "args": [ {"name": "command count", "type": "uint32_t"}, {"name": "commands", "type": "command buffer", "annotation": "const*", "length": "command count"} ] }, { "name": "signal", "args": [ {"name": "fence", "type": "fence"}, {"name": "signal value", "type": "uint64_t"} ] }, { "name": "create fence", "returns": "fence", "args": [ {"name": "descriptor", "type": "fence descriptor", "annotation": "const*", "optional": true} ] }, { "name": "write buffer", "args": [ {"name": "buffer", "type": "buffer"}, {"name": "buffer offset", "type": "uint64_t"}, {"name": "data", "type": "void", "annotation": "const*", "length": "size"}, {"name": "size", "type": "size_t"} ] } ] }, "rasterization state descriptor": { "category": "structure", "extensible": true, "members": [ {"name": "front face", "type": "front face", "default": "CCW"}, {"name": "cull mode", "type": "cull mode", "default": "none"}, {"name": "depth bias", "type": "int32_t", "default": "0"}, {"name": "depth bias slope scale", "type": "float", "default": "0.0f"}, {"name": "depth bias clamp", "type": "float", "default": "0.0f"} ] }, "render bundle": { "category": "object" }, "render bundle encoder": { "category": "object", "methods": [ { "name": "set pipeline", "args": [ {"name": "pipeline", "type": "render 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", "optional": true} ] }, { "name": "draw", "args": [ {"name": "vertex count", "type": "uint32_t"}, {"name": "instance count", "type": "uint32_t", "default": "1"}, {"name": "first vertex", "type": "uint32_t", "default": 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