| // 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 |
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_ENUMCLASSBITMASKS_H_ |
| #define SRC_DAWN_NATIVE_ENUMCLASSBITMASKS_H_ |
| |
| #include "webgpu/webgpu_enum_class_bitmasks.h" |
| |
| namespace dawn::native { |
| |
| // The operators of webgpu_enum_class_bitmasks.h are in the wgpu:: namespace, |
| // and need to be imported into this namespace for Argument Dependent Lookup. |
| WGPU_IMPORT_BITMASK_OPERATORS |
| |
| // Specify this for usage with EnumMaskIterator |
| template <typename T> |
| struct EnumBitmaskSize { |
| static constexpr unsigned value = 0; |
| }; |
| |
| template <typename T> |
| constexpr bool HasOneBit(T value) { |
| return HasZeroOrOneBits(value) && value != T(0); |
| } |
| |
| } // namespace dawn::native |
| |
| #endif // SRC_DAWN_NATIVE_ENUMCLASSBITMASKS_H_ |
