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glsl: Add boolean reference workaround

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ameerj
2021-12-29 18:55:42 -05:00
parent b84d429c2e
commit 8c907c620d
6 changed files with 15 additions and 2 deletions
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4
src/shader_recompiler/backend/glsl/emit_glsl_special.cpp
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@ -90,7 +90,9 @@ void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value&
if (phi_reg == val_reg) {
return;
}
ctx.Add("{}={};", phi_reg, val_reg);
const bool needs_workaround{ctx.profile.has_gl_bool_ref_bug && phi_type == IR::Type::U1};
const auto suffix{needs_workaround ? "?true:false" : ""};
ctx.Add("{}={}{};", phi_reg, val_reg, suffix);
}
void EmitPrologue(EmitContext& ctx) {