From 0983ab1f3993cda4e4b67a7c0007843aeae789ac Mon Sep 17 00:00:00 2001
From: WinterSnowfall <WinterSnowfall@users.noreply.github.com>
Date: Fri, 10 Jan 2025 22:12:21 +0200
Subject: [PATCH] [d3d8] Don't forward D3DRS_LINEPATTERN changes to d3d9

---
 src/d3d8/d3d8_device.cpp | 15 +++++++--------
 src/d3d8/d3d8_device.h   |  2 ++
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/d3d8/d3d8_device.cpp b/src/d3d8/d3d8_device.cpp
index 201678d36..64198e353 100644
--- a/src/d3d8/d3d8_device.cpp
+++ b/src/d3d8/d3d8_device.cpp
@@ -1588,12 +1588,11 @@ namespace dxvk {
       default:
         break;
 
-      // TODO: D3DRS_LINEPATTERN - vkCmdSetLineRasterizationModeEXT
-      case D3DRS_LINEPATTERN: {
-        [[maybe_unused]]
-        D3DLINEPATTERN pattern = bit::cast<D3DLINEPATTERN>(Value);
-        stateChange = false;
-      } break;
+      // TODO: Implement D3DRS_LINEPATTERN - vkCmdSetLineRasterizationModeEXT
+      case D3DRS_LINEPATTERN:
+        Logger::warn("D3D8Device::SetRenderState: Unimplemented render state D3DRS_LINEPATTERN");
+        m_linePattern = bit::cast<D3DLINEPATTERN>(Value);
+        return D3D_OK;
 
       // Not supported by D3D8.
       case D3DRS_ZVISIBLE:
@@ -1653,9 +1652,9 @@ namespace dxvk {
       default:
         break;
 
-      // TODO: D3DRS_LINEPATTERN
       case D3DRS_LINEPATTERN:
-        break;
+        *pValue = bit::cast<DWORD>(m_linePattern);
+        return D3D_OK;
 
       // Not supported by D3D8.
       case D3DRS_ZVISIBLE:
diff --git a/src/d3d8/d3d8_device.h b/src/d3d8/d3d8_device.h
index b5cce0d86..181e513c4 100644
--- a/src/d3d8/d3d8_device.h
+++ b/src/d3d8/d3d8_device.h
@@ -426,6 +426,8 @@ namespace dxvk {
 
     D3DPRESENT_PARAMETERS m_presentParams;
 
+    D3DLINEPATTERN        m_linePattern = {};
+
     D3D8StateBlock*                            m_recorder = nullptr;
     DWORD                                      m_recorderToken = 0;
     DWORD                                      m_token    = 0;