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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_SUPPORTED_LIMITS_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_SUPPORTED_LIMITS_H_
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/graphics/gpu/webgpu_cpp.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_vector.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
class V8UnionUndefinedOrUnsignedLongLongEnforceRange;
class GPUSupportedLimits final : public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
// TODO(crbug.com/421950205): Make this more like dawn::utils::ComboLimits
// (for chaining safety) or replace it with a similar webgpu_cpp.h helper.
struct ComboLimits : public wgpu::Limits,
public wgpu::CompatibilityModeLimits {
ComboLimits();
ComboLimits(const ComboLimits&) = delete;
void operator=(ComboLimits&) = delete;
ComboLimits(ComboLimits&&) = delete;
void operator=(ComboLimits&&) = delete;
// This is not copyable or movable to avoid surprises with nextInChain
// pointers becoming stale (or getting replaced with nullptr).
// This explicit copy makes it clear what happens.
void UnlinkedCopyTo(ComboLimits*) const;
// Sets the nextInChain pointers and returns the base struct. Use this
// (rather than &comboLimits) whenever passing a ComboLimits to the API.
wgpu::Limits* GetLinked();
};
explicit GPUSupportedLimits(const ComboLimits& limits);
// Returns true if populated, false if not and the ScriptPromiseResolverBase
// has been rejected.
static bool Populate(
ComboLimits* out,
const HeapVector<
std::pair<String,
Member<V8UnionUndefinedOrUnsignedLongLongEnforceRange>>>&
in,
ScriptPromiseResolverBase*);
GPUSupportedLimits(const GPUSupportedLimits&) = delete;
GPUSupportedLimits& operator=(const GPUSupportedLimits&) = delete;
unsigned maxTextureDimension1D() const;
unsigned maxTextureDimension2D() const;
unsigned maxTextureDimension3D() const;
unsigned maxTextureArrayLayers() const;
unsigned maxBindGroups() const;
unsigned maxBindGroupsPlusVertexBuffers() const;
unsigned maxBindingsPerBindGroup() const;
unsigned maxDynamicUniformBuffersPerPipelineLayout() const;
unsigned maxDynamicStorageBuffersPerPipelineLayout() const;
unsigned maxSampledTexturesPerShaderStage() const;
unsigned maxSamplersPerShaderStage() const;
unsigned maxStorageBuffersPerShaderStage() const;
unsigned maxStorageTexturesPerShaderStage() const;
unsigned maxUniformBuffersPerShaderStage() const;
uint64_t maxUniformBufferBindingSize() const;
uint64_t maxStorageBufferBindingSize() const;
unsigned minUniformBufferOffsetAlignment() const;
unsigned minStorageBufferOffsetAlignment() const;
unsigned maxVertexBuffers() const;
uint64_t maxBufferSize() const;
unsigned maxVertexAttributes() const;
unsigned maxVertexBufferArrayStride() const;
unsigned maxInterStageShaderVariables() const;
unsigned maxColorAttachments() const;
unsigned maxColorAttachmentBytesPerSample() const;
unsigned maxComputeWorkgroupStorageSize() const;
unsigned maxComputeInvocationsPerWorkgroup() const;
unsigned maxComputeWorkgroupSizeX() const;
unsigned maxComputeWorkgroupSizeY() const;
unsigned maxComputeWorkgroupSizeZ() const;
unsigned maxComputeWorkgroupsPerDimension() const;
unsigned maxStorageBuffersInFragmentStage() const;
unsigned maxStorageTexturesInFragmentStage() const;
unsigned maxStorageBuffersInVertexStage() const;
unsigned maxStorageTexturesInVertexStage() const;
private:
ComboLimits limits_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_SUPPORTED_LIMITS_H_
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