From 2fda17cf3c61440ea9e9e976c8629101715b0790 Mon Sep 17 00:00:00 2001
From: Dan Weatherford <sabretooth@gmail.com>
Date: Wed, 11 Nov 2015 17:05:51 -0600
Subject: [PATCH] Fix relative constant fetch on second source operand of
 shader instruction

The sense for this test was backwards, causing AppendSrcReg to read the wrong
const_n_rel_abs flag if the first operand was not a constant fetch.
---
 src/xenia/gpu/gl4/gl4_shader_translator.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/xenia/gpu/gl4/gl4_shader_translator.cc b/src/xenia/gpu/gl4/gl4_shader_translator.cc
index 3c6d82240..078bd5c70 100644
--- a/src/xenia/gpu/gl4/gl4_shader_translator.cc
+++ b/src/xenia/gpu/gl4/gl4_shader_translator.cc
@@ -174,13 +174,13 @@ void GL4ShaderTranslator::AppendSrcReg(const ucode::instr_alu_t& op, int i) {
       break;
     }
     case 2: {
-      int const_slot = op.src1_sel ? 1 : 0;
+      int const_slot = op.src1_sel ? 0 : 1;
       AppendSrcReg(op, op.src2_reg, op.src2_sel, op.src2_swiz,
                    op.src2_reg_negate, const_slot);
       break;
     }
     case 3: {
-      int const_slot = (op.src1_sel || op.src2_sel) ? 1 : 0;
+      int const_slot = (op.src1_sel && op.src2_sel) ? 0 : 1;
       AppendSrcReg(op, op.src3_reg, op.src3_sel, op.src3_swiz,
                    op.src3_reg_negate, const_slot);
       break;