src/tint/cmd/fuzz/ir/helpers/substitute_overrides_config.cc

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#include "src/tint/cmd/fuzz/ir/helpers/substitute_overrides_config.h"

#include <memory>
#include <utility>

#include "src/tint/lang/core/ir/transform/substitute_overrides.h"
#include "src/tint/lang/wgsl/inspector/inspector.h"
#include "src/tint/lang/wgsl/program/program.h"

namespace tint::fuzz::ir {

tint::core::ir::transform::SubstituteOverridesConfig SubstituteOverridesConfig(
    const Program& program) {
    tint::core::ir::transform::SubstituteOverridesConfig cfg;
    inspector::Inspector inspector(program);
    auto default_values = inspector.GetOverrideDefaultValues();
    for (const auto& [override_id, scalar] : default_values) {
        // If the override is not null, then it has a default value, we can just let it use the
        // provided default instead of overriding.
        if (scalar.IsNull()) {
            cfg.map.insert({override_id, 0.0});
        }
    }

    return cfg;
}

}  // namespace tint::fuzz::ir