From f13cfce34d240d6809aaf843decd3e0c1528392d Mon Sep 17 00:00:00 2001
From: Connor McLaughlin <stenzek@gmail.com>
Date: Mon, 30 Mar 2020 00:31:39 +1000
Subject: [PATCH] GPU: Fix incorrect polyline terminator check

Fixes Gran Turismo 2, maybe others.
---
 src/core/gpu_commands.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/gpu_commands.cpp b/src/core/gpu_commands.cpp
index 8006f9c39..ec634e439 100644
--- a/src/core/gpu_commands.cpp
+++ b/src/core/gpu_commands.cpp
@@ -257,7 +257,7 @@ bool GPU::HandleRenderCommand(const u32*& command_ptr, u32 command_size)
         bool found_terminator = false;
         for (u32 pos = 2; pos < command_size; pos += words_per_vertex)
         {
-          if (command_ptr[pos] == 0x55555555)
+          if ((command_ptr[pos] & UINT32_C(0xF000F000)) == UINT32_C(0x50005000))
           {
             found_terminator = true;
             break;