diff --git a/libs/JSystem/src/J3DGraphAnimator/J3DModel.cpp b/libs/JSystem/src/J3DGraphAnimator/J3DModel.cpp
index 139bba5dd6..8c895d5077 100644
--- a/libs/JSystem/src/J3DGraphAnimator/J3DModel.cpp
+++ b/libs/JSystem/src/J3DGraphAnimator/J3DModel.cpp
@@ -293,11 +293,6 @@ void J3DModel::calcMaterial() {
 
         material->calc(getAnmMtx(material->getJoint()->getJntNo()));
     }
-
-#if TARGET_PC
-    if (mModelData->needsInterpCallBack())
-        dusk::frame_interp::add_interpolation_callback(&J3DModel::interp_callback, this);
-#endif
 }
 
 void J3DModel::calcDiffTexMtx() {
@@ -500,6 +495,11 @@ void J3DModel::entry() {
             joint->entryIn();
         }
     }
+
+#if TARGET_PC
+    if (mModelData->needsInterpCallBack())
+        dusk::frame_interp::add_interpolation_callback(&J3DModel::interp_callback, this);
+#endif
 }
 
 void J3DModel::viewCalc() {
diff --git a/libs/JSystem/src/J3DGraphBase/J3DMaterial.cpp b/libs/JSystem/src/J3DGraphBase/J3DMaterial.cpp
index df6c977560..48d4731ed9 100644
--- a/libs/JSystem/src/J3DGraphBase/J3DMaterial.cpp
+++ b/libs/JSystem/src/J3DGraphBase/J3DMaterial.cpp
@@ -383,6 +383,8 @@ bool J3DMaterial::needsInterpCallBack() const {
             case J3DTexMtxMode_EnvmapBasic:
             case J3DTexMtxMode_EnvmapOld:
             case J3DTexMtxMode_Envmap:
+            case J3DTexMtxMode_ProjmapBasic:
+            case J3DTexMtxMode_Projmap:
             case J3DTexMtxMode_ViewProjmap:
             case J3DTexMtxMode_ViewProjmapBasic:
                 return true;
diff --git a/src/d/d_resorce.cpp b/src/d/d_resorce.cpp
index 0bf537bfd7..73f031beae 100644
--- a/src/d/d_resorce.cpp
+++ b/src/d/d_resorce.cpp
@@ -296,7 +296,11 @@ J3DModelData* dRes_info_c::loaderBasicBmd(u32 i_tag, void* i_data) {
         addWarpMaterial(modelData);
     }
 
-    if (i_tag == 'BMDR' || i_tag == 'BMWR') {
+    // FRAME INTERP NOTE: Always create shared DL buffers so we can use J3DMaterial::diff()
+#ifndef TARGET_PC
+    if (i_tag == 'BMDR' || i_tag == 'BMWR')
+#endif
+    {
         s32 result = modelData->newSharedDisplayList(J3DMdlFlag_UseSingleDL);
         if (result != kJ3DError_Success) {
             return NULL;