From fb924ea85c22353c1a6f108d38372ab14355695b Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Wed, 21 Jul 2021 22:24:33 -0300
Subject: shader: Add resolution down factor opcode

---
 src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp | 5 +++++
 src/shader_recompiler/backend/glsl/emit_glsl_instructions.h      | 1 +
 2 files changed, 6 insertions(+)

(limited to 'src/shader_recompiler/backend/glsl')

diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
index 170db269a..f4ed090e3 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
@@ -445,6 +445,11 @@ void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
     ctx.AddF32("{}=gl_FrontMaterial.ambient.a;", inst);
 }
 
+void EmitResolutionDownFactor(EmitContext& ctx, IR::Inst& inst) {
+    UNIMPLEMENTED();
+    ctx.AddF32("{}=1.0f;", inst);
+}
+
 void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, std::string_view word_offset) {
     ctx.AddU32("{}=lmem[{}];", inst, word_offset);
 }
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
index 5936d086f..6cae0b84a 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
@@ -85,6 +85,7 @@ void EmitInvocationId(EmitContext& ctx, IR::Inst& inst);
 void EmitSampleId(EmitContext& ctx, IR::Inst& inst);
 void EmitIsHelperInvocation(EmitContext& ctx, IR::Inst& inst);
 void EmitYDirection(EmitContext& ctx, IR::Inst& inst);
+void EmitResolutionDownFactor(EmitContext& ctx, IR::Inst& inst);
 void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, std::string_view word_offset);
 void EmitWriteLocal(EmitContext& ctx, std::string_view word_offset, std::string_view value);
 void EmitUndefU1(EmitContext& ctx, IR::Inst& inst);
-- 
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