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Change-Id: Ie95547f065b896983b90ffd5455538fdd843b81a Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/104824 Reviewed-by: David Neto <dneto@google.com> Commit-Queue: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com>
51 lines
2.1 KiB
C++
51 lines
2.1 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_TINT_WRITER_FLOAT_TO_STRING_H_
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#define SRC_TINT_WRITER_FLOAT_TO_STRING_H_
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#include <string>
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namespace tint::writer {
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/// Converts the float `f` to a string using fixed-point notation (not
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/// scientific). The float will be printed with the full precision required to
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/// describe the float. All trailing `0`s will be omitted after the last
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/// non-zero fractional number, unless the fractional is zero, in which case the
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/// number will end with `.0`.
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/// @return the float f formatted to a string
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std::string FloatToString(float f);
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/// Converts the double `f` to a string using fixed-point notation (not
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/// scientific). The double will be printed with the full precision required to
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/// describe the double. All trailing `0`s will be omitted after the last
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/// non-zero fractional number, unless the fractional is zero, in which case the
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/// number will end with `.0`.
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/// @return the double f formatted to a string
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std::string DoubleToString(double f);
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/// Converts the float `f` to a string, using hex float notation for infinities,
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/// NaNs, or subnormal numbers. Otherwise behaves as FloatToString.
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/// @return the float f formatted to a string
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std::string FloatToBitPreservingString(float f);
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/// Converts the double `f` to a string, using hex double notation for infinities,
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/// NaNs, or subnormal numbers. Otherwise behaves as FloatToString.
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/// @return the double f formatted to a string
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std::string DoubleToBitPreservingString(double f);
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} // namespace tint::writer
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#endif // SRC_TINT_WRITER_FLOAT_TO_STRING_H_
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