diff --git a/src/gx/d3d/CGxDeviceD3d.cpp b/src/gx/d3d/CGxDeviceD3d.cpp
index d0fb4ed..1a8b1f5 100644
--- a/src/gx/d3d/CGxDeviceD3d.cpp
+++ b/src/gx/d3d/CGxDeviceD3d.cpp
@@ -1580,7 +1580,11 @@ void CGxDeviceD3d::IStateSync() {
     this->IShaderConstantsFlush();
     this->IRsSync(0);
 
-    // TODO ffp if vertex shader is disabled
+    if (this->m_hwRenderStates[GxRs_VertexShader] == nullptr && this->m_appRenderStates[GxRs_VertexShader].m_value == nullptr) {
+        this->IStateSyncLights();
+        this->IStateSyncMaterial();
+        this->IStateSyncXforms();
+    }
 
     this->IStateSyncEnables();
 
@@ -1611,6 +1615,14 @@ void CGxDeviceD3d::IStateSyncIndexPtr() {
     }
 }
 
+void CGxDeviceD3d::IStateSyncLights() {
+    // TODO
+}
+
+void CGxDeviceD3d::IStateSyncMaterial() {
+    // TODO
+}
+
 void CGxDeviceD3d::IStateSyncVertexPtrs() {
     if (this->m_primVertexFormat < GxVertexBufferFormats_Last && this->m_d3dVertexDecl[this->m_primVertexFormat]) {
         auto d3dVertexDecl = this->m_d3dVertexDecl[this->m_primVertexFormat];
@@ -1691,6 +1703,10 @@ void CGxDeviceD3d::IStateSyncVertexPtrs() {
     }
 }
 
+void CGxDeviceD3d::IStateSyncXforms() {
+    // TODO
+}
+
 void CGxDeviceD3d::ITexCreate(CGxTex* texId) {
     uint32_t width, height, startLevel, endLevel;
     this->ITexWHDStartEnd(texId, width, height, startLevel, endLevel);
diff --git a/src/gx/d3d/CGxDeviceD3d.hpp b/src/gx/d3d/CGxDeviceD3d.hpp
index 18437d9..456a36f 100644
--- a/src/gx/d3d/CGxDeviceD3d.hpp
+++ b/src/gx/d3d/CGxDeviceD3d.hpp
@@ -294,7 +294,10 @@ class CGxDeviceD3d : public CGxDevice {
     void IStateSync();
     void IStateSyncEnables();
     void IStateSyncIndexPtr();
+    void IStateSyncLights();
+    void IStateSyncMaterial();
     void IStateSyncVertexPtrs();
+    void IStateSyncXforms();
     void ITexCreate(CGxTex* texId);
     void ITexUpload(CGxTex* texId);
     void IXformSetProjection(const C44Matrix& matrix);