diff --git a/src/gx/d3d/CGxDeviceD3d.cpp b/src/gx/d3d/CGxDeviceD3d.cpp
index 8ca3248..50fba9f 100644
--- a/src/gx/d3d/CGxDeviceD3d.cpp
+++ b/src/gx/d3d/CGxDeviceD3d.cpp
@@ -875,6 +875,10 @@ void CGxDeviceD3d::ISetTexture(uint32_t tmu, CGxTex* texId) {
     }
 }
 
+void CGxDeviceD3d::IShaderConstantsFlush() {
+    // TODO
+}
+
 void CGxDeviceD3d::IShaderCreate(CGxShader* shader) {
     if (shader->target == GxSh_Vertex) {
         this->IShaderCreateVertex(shader);
@@ -925,6 +929,32 @@ void CGxDeviceD3d::IShaderCreateVertex(CGxShader* shader) {
 
 void CGxDeviceD3d::IStateSync() {
     // TODO
+
+    this->IShaderConstantsFlush();
+    this->IRsSync(0);
+
+    // TODO ffp if vertex shader is disabled
+
+    this->IStateSyncEnables();
+
+    // TODO
+
+    this->IStateSyncVertexPtrs();
+    this->IStateSyncIndexPtr();
+
+    // TODO
+}
+
+void CGxDeviceD3d::IStateSyncEnables() {
+    // TODO
+}
+
+void CGxDeviceD3d::IStateSyncIndexPtr() {
+    // TODO
+}
+
+void CGxDeviceD3d::IStateSyncVertexPtrs() {
+    // TODO
 }
 
 void CGxDeviceD3d::ITexCreate(CGxTex* texId) {
diff --git a/src/gx/d3d/CGxDeviceD3d.hpp b/src/gx/d3d/CGxDeviceD3d.hpp
index 136687b..58030a5 100644
--- a/src/gx/d3d/CGxDeviceD3d.hpp
+++ b/src/gx/d3d/CGxDeviceD3d.hpp
@@ -254,9 +254,13 @@ class CGxDeviceD3d : public CGxDevice {
     void IDestroyD3dDevice();
     void ISetCaps(const CGxFormat& format);
     void ISetTexture(uint32_t tmu, CGxTex* texId);
+    void IShaderConstantsFlush();
     void IShaderCreatePixel(CGxShader* shader);
     void IShaderCreateVertex(CGxShader* shader);
     void IStateSync();
+    void IStateSyncEnables();
+    void IStateSyncIndexPtr();
+    void IStateSyncVertexPtrs();
     void ITexCreate(CGxTex* texId);
     void ITexUpload(CGxTex* texId);
 };