// Copyright 2020 The Dawn & Tint Authors // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are met: // // 1. Redistributions of source code must retain the above copyright notice, this // list of conditions and the following disclaimer. // // 2. Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // // 3. Neither the name of the copyright holder nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #ifndef SRC_TINT_UTILS_STRCONV_FLOAT_TO_STRING_H_ #define SRC_TINT_UTILS_STRCONV_FLOAT_TO_STRING_H_ #include <string> namespace tint::strconv { /// Converts the float `f` to a string using fixed-point notation (not /// scientific). The float will be printed with the full precision required to /// describe the float. All trailing `0`s will be omitted after the last /// non-zero fractional number, unless the fractional is zero, in which case the /// number will end with `.0`. /// @return the float f formatted to a string std::string FloatToString(float f); /// Converts the double `f` to a string using fixed-point notation (not /// scientific). The double will be printed with the full precision required to /// describe the double. All trailing `0`s will be omitted after the last /// non-zero fractional number, unless the fractional is zero, in which case the /// number will end with `.0`. /// @return the double f formatted to a string std::string DoubleToString(double f); /// Converts the float `f` to a string, using hex float notation for infinities, /// NaNs, or subnormal numbers. Otherwise behaves as FloatToString. /// @return the float f formatted to a string std::string FloatToBitPreservingString(float f); /// Converts the double `f` to a string, using hex double notation for infinities, /// NaNs, or subnormal numbers. Otherwise behaves as FloatToString. /// @return the double f formatted to a string std::string DoubleToBitPreservingString(double f); } // namespace tint::strconv #endif // SRC_TINT_UTILS_STRCONV_FLOAT_TO_STRING_H_