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// Copyright 2021 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.
#ifndef SRC_DAWN_NATIVE_LIMITS_H_
#define SRC_DAWN_NATIVE_LIMITS_H_
#include "dawn/native/Error.h"
#include "dawn/native/VisitableMembers.h"
#include "dawn/native/dawn_platform.h"
namespace dawn::native {
struct CombinedLimits {
Limits v1;
};
// Populate |limits| with the default limits.
void GetDefaultLimits(Limits* limits);
// Returns a copy of |limits| where all undefined values are replaced
// with their defaults. Also clamps to the defaults if the provided limits
// are worse.
Limits ReifyDefaultLimits(const Limits& limits);
// Validate that |requiredLimits| are no better than |supportedLimits|.
MaybeError ValidateLimits(const Limits& supportedLimits, const Limits& requiredLimits);
// Returns a copy of |limits| where limit tiers are applied.
Limits ApplyLimitTiers(Limits limits);
// If there are new limit member needed at shader compilation time
// Simply append a new X(type, name) here.
#define LIMITS_FOR_COMPILATION_REQUEST_MEMBERS(X) \
X(uint32_t, maxComputeWorkgroupSizeX) \
X(uint32_t, maxComputeWorkgroupSizeY) \
X(uint32_t, maxComputeWorkgroupSizeZ) \
X(uint32_t, maxComputeInvocationsPerWorkgroup) \
X(uint32_t, maxComputeWorkgroupStorageSize)
struct LimitsForCompilationRequest {
static LimitsForCompilationRequest Create(const Limits& limits);
DAWN_VISITABLE_MEMBERS(LIMITS_FOR_COMPILATION_REQUEST_MEMBERS)
};
} // namespace dawn::native
#endif // SRC_DAWN_NATIVE_LIMITS_H_