| // Copyright 2023 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_TINT_LANG_WGSL_HELPERS_APPLY_SUBSTITUTE_OVERRIDES_H_ |
| #define SRC_TINT_LANG_WGSL_HELPERS_APPLY_SUBSTITUTE_OVERRIDES_H_ |
| |
| #include <optional> |
| |
| // Forward declarations |
| namespace tint { |
| class Program; |
| } |
| |
| namespace tint::wgsl { |
| |
| /// If needed, returns a new program with all `override` declarations substituted with `const` |
| /// variables. |
| /// @param program A valid program |
| /// @return A new program with `override`s substituted, or std::nullopt if the program has no |
| /// `override`s. |
| std::optional<Program> ApplySubstituteOverrides(const Program& program); |
| |
| } // namespace tint::wgsl |
| |
| #endif // SRC_TINT_LANG_WGSL_HELPERS_APPLY_SUBSTITUTE_OVERRIDES_H_ |
