From 6e407c02d8da973c369d6fe0c7ec80bd0fae12bc Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Thu, 26 Aug 2021 21:37:34 -0400
Subject: [PATCH] emit_spirv_context_get_set: Fix Get FrontFace return value
The IR expects GetAttribute to return an F32 value. This case was returning a U32 instead.
---
.../backend/spirv/emit_spirv_context_get_set.cpp | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 14c77f162..9e54a17ee 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -333,8 +333,9 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
return ctx.OpBitcast(ctx.F32[1], ctx.OpISub(ctx.U32[1], index, base));
}
case IR::Attribute::FrontFace:
- return ctx.OpSelect(ctx.U32[1], ctx.OpLoad(ctx.U1, ctx.front_face),
- ctx.Const(std::numeric_limits<u32>::max()), ctx.u32_zero_value);
+ return ctx.OpSelect(ctx.F32[1], ctx.OpLoad(ctx.U1, ctx.front_face),
+ ctx.OpBitcast(ctx.F32[1], ctx.Const(std::numeric_limits<u32>::max())),
+ ctx.f32_zero_value);
case IR::Attribute::PointSpriteS:
return ctx.OpLoad(ctx.F32[1],
ctx.OpAccessChain(ctx.input_f32, ctx.point_coord, ctx.u32_zero_value));