diff --git a/DataSpec/DNACommon/CMDL.hpp b/DataSpec/DNACommon/CMDL.hpp
index 6f63facdd..094412191 100644
--- a/DataSpec/DNACommon/CMDL.hpp
+++ b/DataSpec/DNACommon/CMDL.hpp
@@ -1228,6 +1228,13 @@ bool WriteCMDL(const HECL::ProjectPath& outPath, const HECL::ProjectPath& inPath
     ++padIt;
 
     /* Surfaces */
+    GX::Primitive prim;
+    if (mesh.outputMode == Mesh::OutputTriangles)
+        prim = GX::TRIANGLES;
+    else if (mesh.outputMode == Mesh::OutputTriStrips)
+        prim = GX::TRIANGLESTRIP;
+    else
+        LogDNACommon.report(LogVisor::FatalError, "unrecognized mesh output mode");
     for (const Mesh::Surface& surf : mesh.surfaces)
     {
         const typename MaterialSet::Material::VAFlags& vaFlags =
@@ -1241,7 +1248,7 @@ bool WriteCMDL(const HECL::ProjectPath& outPath, const HECL::ProjectPath& inPath
         header.reflectionNormal = surf.reflectionNormal;
         header.write(writer);
 
-        writer.writeUByte(GX::TRIANGLESTRIP);
+        writer.writeUByte(prim);
         writer.writeUint16Big(surf.verts.size());
 
         for (const Mesh::Surface::Vert& vert : surf.verts)
diff --git a/DataSpec/DNAMP1/CMDL.hpp b/DataSpec/DNAMP1/CMDL.hpp
index d4c18e6ca..a87e01a6b 100644
--- a/DataSpec/DNAMP1/CMDL.hpp
+++ b/DataSpec/DNAMP1/CMDL.hpp
@@ -53,7 +53,7 @@ struct CMDL
         /* Cook and re-extract test */
         HECL::ProjectPath tempOut = outPath.getWithExtension(_S(".recook"), true);
         HECL::BlenderConnection::DataStream ds = conn.beginData();
-        HECL::BlenderConnection::DataStream::Mesh mesh = ds.compileMesh(-1);
+        DNACMDL::Mesh mesh = ds.compileMesh(DNACMDL::Mesh::OutputTriStrips, -1);
         ds.close();
         DNACMDL::WriteCMDL<MaterialSet, DNACMDL::SurfaceHeader_1_2, 2>(tempOut, outPath, mesh);
 
@@ -71,7 +71,33 @@ struct CMDL
                      const DNACMDL::Mesh& mesh)
     {
         HECL::ProjectPath tempOut = outPath.getWithExtension(_S(".recook"));
-        return DNACMDL::WriteCMDL<MaterialSet, DNACMDL::SurfaceHeader_1_2, 2>(tempOut, inPath, mesh);
+        if (mesh.skins.size())
+        {
+            DNACMDL::Mesh skinMesh = mesh.getContiguousSkinningVersion();
+            if (!DNACMDL::WriteCMDL<MaterialSet, DNACMDL::SurfaceHeader_1_2, 2>(tempOut, inPath, skinMesh))
+                return false;
+
+            /* Output skinning intermediate */
+            auto vertCountIt = skinMesh.contiguousSkinVertCounts.cbegin();
+            Athena::io::FileWriter writer(outPath.getWithExtension(_S(".skin")).getAbsolutePath());
+            writer.writeUint32Big(skinMesh.skins.size());
+            for (const std::vector<DNACMDL::Mesh::SkinBind> skin : skinMesh.skins)
+            {
+                writer.writeUint32Big(skin.size());
+                for (const DNACMDL::Mesh::SkinBind& bind : skin)
+                {
+                    writer.writeUint32Big(bind.boneIdx);
+                    writer.writeFloatBig(bind.weight);
+                }
+                writer.writeUint32Big(*vertCountIt++);
+            }
+            writer.writeUint32Big(skinMesh.boneNames.size());
+            for (const std::string& boneName : skinMesh.boneNames)
+                writer.writeString(boneName);
+        }
+        else if (!DNACMDL::WriteCMDL<MaterialSet, DNACMDL::SurfaceHeader_1_2, 2>(tempOut, inPath, mesh))
+            return false;
+        return true;
     }
 };
 
diff --git a/DataSpec/DNAMP1/CMDLMaterials.cpp b/DataSpec/DNAMP1/CMDLMaterials.cpp
index 4b930449f..749287874 100644
--- a/DataSpec/DNAMP1/CMDLMaterials.cpp
+++ b/DataSpec/DNAMP1/CMDLMaterials.cpp
@@ -581,6 +581,20 @@ static void AddTEVStage(Stream& out, const MaterialSet::Material::TEVStage& stag
         AddColorCombiner(out, COMB_ADD, cd, ca, nullptr);
         ++c_combiner_idx;
     }
+    else if (stage.colorInA() != GX::CC_ZERO &&
+             stage.colorInB() == GX::CC_ZERO &&
+             stage.colorInC() == GX::CC_ZERO &&
+             stage.colorInD() == GX::CC_ZERO)
+    {
+        c_tev_opts |= 0xf;
+    }
+    else if (stage.colorInA() == GX::CC_ZERO &&
+             stage.colorInB() == GX::CC_ZERO &&
+             stage.colorInC() == GX::CC_ZERO &&
+             stage.colorInD() != GX::CC_ZERO)
+    {
+        c_tev_opts |= 0xf;
+    }
 
     if (!(c_tev_opts & 1))
     {
@@ -655,6 +669,20 @@ static void AddTEVStage(Stream& out, const MaterialSet::Material::TEVStage& stag
         AddAlphaCombiner(out, COMB_ADD, ad, aa, nullptr);
         ++a_combiner_idx;
     }
+    else if (stage.alphaInA() != GX::CA_ZERO &&
+             stage.alphaInB() == GX::CA_ZERO &&
+             stage.alphaInC() == GX::CA_ZERO &&
+             stage.alphaInD() == GX::CA_ZERO)
+    {
+        a_tev_opts |= 0xf;
+    }
+    else if (stage.alphaInA() == GX::CA_ZERO &&
+             stage.alphaInB() == GX::CA_ZERO &&
+             stage.alphaInC() == GX::CA_ZERO &&
+             stage.alphaInD() != GX::CA_ZERO)
+    {
+        a_tev_opts |= 0xf;
+    }
 
     if (!(a_tev_opts & 1))
     {
@@ -713,6 +741,8 @@ static void AddTEVStage(Stream& out, const MaterialSet::Material::TEVStage& stag
     {
         if (stage.colorInD() != GX::CC_ZERO)
             strncpy(c_regs[stage.colorOpOutReg()], cd, 64);
+        else if (stage.colorInA() != GX::CC_ZERO)
+            strncpy(c_regs[stage.colorOpOutReg()], ca, 64);
     }
     else
         snprintf(c_regs[stage.colorOpOutReg()], 64, "color_combiner_sockets[%u]", c_combiner_idx - 1);
@@ -720,6 +750,8 @@ static void AddTEVStage(Stream& out, const MaterialSet::Material::TEVStage& stag
     {
         if (stage.alphaInD() != GX::CA_ZERO)
             strncpy(a_regs[stage.alphaOpOutReg()], ad, 64);
+        else if (stage.alphaInA() != GX::CA_ZERO)
+            strncpy(a_regs[stage.alphaOpOutReg()], aa, 64);
     }
     else
         snprintf(a_regs[stage.alphaOpOutReg()], 64, "alpha_combiner_sockets[%u]", a_combiner_idx - 1);
diff --git a/DataSpec/SpecBase.cpp b/DataSpec/SpecBase.cpp
index acf11890e..a9b9573c0 100644
--- a/DataSpec/SpecBase.cpp
+++ b/DataSpec/SpecBase.cpp
@@ -112,7 +112,8 @@ bool SpecBase::canCook(const HECL::ProjectPath& path)
     return false;
 }
 
-void SpecBase::doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& cookedPath)
+void SpecBase::doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& cookedPath,
+                      bool fast, FCookProgress progress)
 {
     if (HECL::IsPathBlend(path))
     {
@@ -124,19 +125,19 @@ void SpecBase::doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& co
         case HECL::BlenderConnection::TypeMesh:
         {
             HECL::BlenderConnection::DataStream ds = conn.beginData();
-            cookMesh(cookedPath, path, ds);
+            cookMesh(cookedPath, path, ds, fast, progress);
             break;
         }
         case HECL::BlenderConnection::TypeActor:
         {
             HECL::BlenderConnection::DataStream ds = conn.beginData();
-            cookActor(cookedPath, path, ds);
+            cookActor(cookedPath, path, ds, fast, progress);
             break;
         }
         case HECL::BlenderConnection::TypeArea:
         {
             HECL::BlenderConnection::DataStream ds = conn.beginData();
-            cookArea(cookedPath, path, ds);
+            cookArea(cookedPath, path, ds, fast, progress);
             break;
         }
         default: break;
@@ -145,7 +146,7 @@ void SpecBase::doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& co
     else if (HECL::IsPathYAML(path))
     {
         FILE* fp = HECL::Fopen(path.getAbsolutePath().c_str(), _S("r"));
-        cookYAML(cookedPath, path, fp);
+        cookYAML(cookedPath, path, fp, progress);
     }
 }
 
diff --git a/DataSpec/SpecBase.hpp b/DataSpec/SpecBase.hpp
index ae09231ce..2ef5b8816 100644
--- a/DataSpec/SpecBase.hpp
+++ b/DataSpec/SpecBase.hpp
@@ -17,7 +17,7 @@ struct SpecBase : HECL::Database::IDataSpec
     void doExtract(const ExtractPassInfo& info, FProgress progress);
 
     bool canCook(const HECL::ProjectPath& path);
-    void doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& cookedPath);
+    void doCook(const HECL::ProjectPath& path, const HECL::ProjectPath& cookedPath, bool fast, FCookProgress progress);
 
     bool canPackage(const PackagePassInfo& info);
     void gatherDependencies(const PackagePassInfo& info,
@@ -47,10 +47,10 @@ struct SpecBase : HECL::Database::IDataSpec
     using BlendStream = HECL::BlenderConnection::DataStream;
     using Mesh = BlendStream::Mesh;
 
-    virtual void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const=0;
-    virtual void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const=0;
-    virtual void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const=0;
-    virtual void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in, FILE* fin) const=0;
+    virtual void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds, bool fast, FCookProgress progress) const=0;
+    virtual void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds, bool fast, FCookProgress progress) const=0;
+    virtual void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds, bool fast, FCookProgress progress) const=0;
+    virtual void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in, FILE* fin, FCookProgress progress) const=0;
 
     const HECL::ProjectPath& getMasterShaderPath() const {return m_masterShader;}
 
diff --git a/DataSpec/SpecMP1.cpp b/DataSpec/SpecMP1.cpp
index c9418a18a..f97815167 100644
--- a/DataSpec/SpecMP1.cpp
+++ b/DataSpec/SpecMP1.cpp
@@ -280,21 +280,29 @@ struct SpecMP1 : SpecBase
         return false;
     }
 
-    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
-        Mesh mesh = ds.compileMesh(-1);
+        Mesh mesh = ds.compileMesh(fast ? Mesh::OutputTriangles : Mesh::OutputTriStrips, -1,
+        [&progress](int surfCount)
+        {
+            progress(HECL::SysFormat(_S("%d"), surfCount).c_str());
+        });
         DNAMP1::CMDL::Cook(out, in, mesh);
     }
 
-    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                   BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in, FILE* fin) const
+    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  FILE* fin, FCookProgress progress) const
     {
     }
 };
diff --git a/DataSpec/SpecMP2.cpp b/DataSpec/SpecMP2.cpp
index 2cca8ff36..1c6db32a9 100644
--- a/DataSpec/SpecMP2.cpp
+++ b/DataSpec/SpecMP2.cpp
@@ -271,19 +271,23 @@ struct SpecMP2 : SpecBase
         return false;
     }
 
-    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                   BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in, FILE* fin) const
+    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  FILE* fin, FCookProgress progress) const
     {
     }
 };
diff --git a/DataSpec/SpecMP3.cpp b/DataSpec/SpecMP3.cpp
index 75c16eac1..2352b5764 100644
--- a/DataSpec/SpecMP3.cpp
+++ b/DataSpec/SpecMP3.cpp
@@ -453,19 +453,23 @@ struct SpecMP3 : SpecBase
         return false;
     }
 
-    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookMesh(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookActor(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                   BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in, BlendStream& ds) const
+    void cookArea(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  BlendStream& ds, bool fast, FCookProgress progress) const
     {
     }
 
-    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in, FILE* fin) const
+    void cookYAML(const HECL::ProjectPath& out, const HECL::ProjectPath& in,
+                  FILE* fin, FCookProgress progress) const
     {
     }
 };
diff --git a/hecl b/hecl
index 43498db9f..8d513577c 160000
--- a/hecl
+++ b/hecl
@@ -1 +1 @@
-Subproject commit 43498db9f7a56f46ba8844c83113c5d8e2fb7adc
+Subproject commit 8d513577cb199a8e567119fe45356b75ab3700ed