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Map more limits in WebGPU (#8328)

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Tom Schuster 2025-10-10 18:11:16 +02:00 committed by GitHub
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CHANGELOG.md
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@ -83,6 +83,7 @@ SamplerDescriptor {
#### General
- Reject fragment shader output `location`s > `max_color_attachments` limit. By @ErichDonGubler in [#8316](https://github.com/gfx-rs/wgpu/pull/8316).
- WebGPU device requests now support the required limits `maxColorAttachments` and `maxColorAttachmentBytesPerSample`. By @evilpie in [#8328](https://github.com/gfx-rs/wgpu/pull/8328)
## v27.0.2 (2025-10-03)

5
wgpu/src/backend/webgpu.rs
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@ -858,6 +858,7 @@ fn map_js_sys_limits(limits: &wgt::Limits) -> js_sys::Object {
}
}
// https://gpuweb.github.io/gpuweb/#gpusupportedlimits
set_properties![
(limits) => (object):
(maxTextureDimension1D, max_texture_dimension_1d),
@ -865,6 +866,7 @@ fn map_js_sys_limits(limits: &wgt::Limits) -> js_sys::Object {
(maxTextureDimension3D, max_texture_dimension_3d),
(maxTextureArrayLayers, max_texture_array_layers),
(maxBindGroups, max_bind_groups),
// TODO: (maxBindGroupsPlusVertexBuffers, max_bind_groups_plus_vertex_buffers),
(maxBindingsPerBindGroup, max_bindings_per_bind_group),
(maxDynamicUniformBuffersPerPipelineLayout, max_dynamic_uniform_buffers_per_pipeline_layout),
(maxDynamicStorageBuffersPerPipelineLayout, max_dynamic_storage_buffers_per_pipeline_layout),
@ -881,6 +883,9 @@ fn map_js_sys_limits(limits: &wgt::Limits) -> js_sys::Object {
(maxBufferSize, max_buffer_size),
(maxVertexAttributes, max_vertex_attributes),
(maxVertexBufferArrayStride, max_vertex_buffer_array_stride),
// TODO: (maxInterStageShaderVariables, max_inter_stage_shader_variables),
(maxColorAttachments, max_color_attachments),
(maxColorAttachmentBytesPerSample, max_color_attachment_bytes_per_sample),
(maxComputeWorkgroupStorageSize, max_compute_workgroup_storage_size),
(maxComputeInvocationsPerWorkgroup, max_compute_invocations_per_workgroup),
(maxComputeWorkgroupSizeX, max_compute_workgroup_size_x),