From e66d5b88a6f1c2d85c5cd8e351c6ed52c96a0ecf Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sun, 1 Aug 2021 18:57:45 -0300
Subject: shader: Properly scale image reads and add GL SPIR-V support
Thanks for everything!
---
src/shader_recompiler/backend/glsl/emit_glsl_image.cpp | 8 ++++++++
1 file changed, 8 insertions(+)
(limited to 'src/shader_recompiler/backend/glsl/emit_glsl_image.cpp')
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
index 82b6f0d772..2f78d02678 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_image.cpp
@@ -620,6 +620,14 @@ void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& inde
ctx.AddU1("{}=(ftou(scaling.x)&{})!=0;", inst, 1u << image_index);
}
+void EmitIsImageScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
+ if (!index.IsImmediate()) {
+ throw NotImplementedException("Non-constant texture rescaling");
+ }
+ const u32 image_index{index.U32()};
+ ctx.AddU1("{}=(ftou(scaling.y)&{})!=0;", inst, 1u << image_index);
+}
+
void EmitBindlessImageSampleImplicitLod(EmitContext&) {
NotImplemented();
}
--
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