diff --git a/Makefile.mingw b/Makefile.mingw
index 38e9904..c047ee8 100644
--- a/Makefile.mingw
+++ b/Makefile.mingw
@@ -5,10 +5,11 @@ BUILD=null
 BUILDDEF:=$(shell echo $(BUILD) | tr a-z A-Z | sed 's/^/-DRW_/')
 BUILDDIR=build-$(BUILD)
 SRCDIR=src
-SRC := $(patsubst %.cpp,$(SRCDIR)/%.cpp, rwbase.cpp clump.cpp\
-                                         geometry.cpp plugins.cpp pipeline.cpp\
-                                         ps2.cpp ogl.cpp xbox.cpp\
-                                         image.cpp gtaplg.cpp)
+#SRC := $(patsubst %.cpp,$(SRCDIR)/%.cpp, rwbase.cpp clump.cpp\
+#                                         geometry.cpp plugins.cpp pipeline.cpp\
+#                                         ps2.cpp ogl.cpp xbox.cpp\
+#                                         image.cpp gtaplg.cpp)
+SRC := $(wildcard $(SRCDIR)/*.cpp)
 OBJ := $(patsubst $(SRCDIR)/%.cpp,$(BUILDDIR)/%.o,$(SRC))
 DEP := $(patsubst $(SRCDIR)/%.cpp,$(BUILDDIR)/%.d,$(SRC))
 CFLAGS=-Wall -Wextra -g -DGLEW_STATIC $(BUILDDEF) -Wno-parentheses #-Wconversion
diff --git a/src/gtaplg.h b/src/gtaplg.h
index 4322af9..923b25d 100644
--- a/src/gtaplg.h
+++ b/src/gtaplg.h
@@ -64,6 +64,7 @@ struct ExtraVertColors
 };
 
 extern int32 extraVertColorOffset;
+void allocateExtraVertColors(Geometry *g);
 void registerExtraVertColorPlugin(void);
 
 // Environment mat
diff --git a/src/plugins.cpp b/src/plugins.cpp
index 7868d0f..9ba2649 100644
--- a/src/plugins.cpp
+++ b/src/plugins.cpp
@@ -203,7 +203,6 @@ static int32
 getSizeHAnim(void *object, int32 offset, int32)
 {
 	HAnimData *hanim = PLUGINOFFSET(HAnimData, object, offset);
-	// TODO: version correct?
 	if(!hAnimDoStream ||
 	   version >= 0x35000 && hanim->id == -1 && hanim->hierarchy == NULL)
 		return 0;
@@ -593,6 +592,18 @@ readSkin(Stream *stream, int32 len, void *object, int32 offset, int32)
 		if(oldFormat)
 			stream->seek(4);	// skip 0xdeaddead
 		stream->read(&skin->inverseMatrices[i*16], 64);
+
+		//{
+		//float *mat = &skin->inverseMatrices[i*16];
+		//printf("[ [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+		//       "  [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+		//       "  [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+		//       "  [ %8.4f, %8.4f, %8.4f, %8.4f ] ]\n",
+		//	mat[0], mat[4], mat[8], mat[12],
+		//	mat[1], mat[5], mat[9], mat[13],
+		//	mat[2], mat[6], mat[10], mat[14],
+		//	mat[3], mat[7], mat[11], mat[15]);
+		//}
 	}
 
 	if(oldFormat){
@@ -842,7 +853,7 @@ getSizeAtomicMatFX(void *object, int32 offset, int32)
 {
 	int32 flag = *PLUGINOFFSET(int32, object, offset);
 	// TODO: not sure which version
-	return flag || rw::version < 0x35000 ? 4 : -1;
+	return flag || rw::version < 0x34000 ? 4 : 0;
 }
 
 // Material
diff --git a/src/rwbase.cpp b/src/rwbase.cpp
index ec3cd69..eb26d3a 100644
--- a/src/rwbase.cpp
+++ b/src/rwbase.cpp
@@ -26,13 +26,32 @@ int32 build = 0xFFFF;
 char *debugFile = NULL;
 
 void
-matrixIdentify(float32 *mat)
+matrixIdentity(float32 *mat)
 {
 	memset(mat, 0, 64);
 	mat[0] = 1.0f;
 	mat[5] = 1.0f;
 	mat[10] = 1.0f;
-	mat[16] = 1.0f;
+	mat[15] = 1.0f;
+}
+
+int
+matrixEqual(float32 *m1, float32 *m2)
+{
+	for(int i = 0; i < 16; i++)
+		if(m1[i] != m2[i])
+			return 0;
+	return 1;
+}
+
+int
+matrixIsIdentity(float32 *mat)
+{
+	for(int32 i = 0; i < 4; i++)
+		for(int32 j = 0; j < 4; j++)
+			if(mat[i*4+j] != (i == j ? 1.0f : 0.0))
+				return 0;
+	return 1;
 }
 
 void
diff --git a/src/rwbase.h b/src/rwbase.h
index a285174..fb33218 100644
--- a/src/rwbase.h
+++ b/src/rwbase.h
@@ -153,7 +153,9 @@ extern int build;
 extern int platform;
 extern char *debugFile;
 
-void matrixIdentify(float32 *mat);
+void matrixIdentity(float32 *mat);
+int matrixEqual(float32 *m1, float32 *m2);
+int matrixIsIdentity(float32 *mat);
 void matrixMult(float32 *out, float32 *a, float32 *b);
 void vecTrans(float32 *out, float32 *mat, float32 *vec);
 void matrixTranspose(float32 *out, float32 *in);
diff --git a/src/rwobjects.h b/src/rwobjects.h
index 70be9ee..c00de9c 100644
--- a/src/rwobjects.h
+++ b/src/rwobjects.h
@@ -1,3 +1,5 @@
+#include <stddef.h>
+
 namespace rw {
 
 struct RGBA
diff --git a/tools/insttest/insttest.cpp b/tools/insttest/insttest.cpp
index 28944d1..400c85c 100644
--- a/tools/insttest/insttest.cpp
+++ b/tools/insttest/insttest.cpp
@@ -65,6 +65,19 @@ dumpFrameHier(Frame *frame, int ind = 0)
 		for(int i = 0; i < h->numNodes; i++){
 			name = h->nodeInfo[i].frame ? gta::getNodeName(h->nodeInfo[i].frame) : "";
 			printf("\t\t%d %d\t%p %s\n", h->nodeInfo[i].id, h->nodeInfo[i].flags, h->nodeInfo[i].frame, name);
+
+				{
+				h->nodeInfo[i].frame->updateLTM();
+				float *mat = h->nodeInfo[i].frame->ltm;
+				printf("[ [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+				       "  [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+				       "  [ %8.4f, %8.4f, %8.4f, %8.4f ]\n"
+				       "  [ %8.4f, %8.4f, %8.4f, %8.4f ] ]\n",
+					mat[0], mat[4], mat[8], mat[12],
+					mat[1], mat[5], mat[9], mat[13],
+					mat[2], mat[6], mat[10], mat[14],
+					mat[3], mat[7], mat[11], mat[15]);
+				}
 		}
 	}
 	for(Frame *child = frame->child;
diff --git a/tools/txdwrite/txdwrite.cpp b/tools/txdwrite/txdwrite.cpp
index 362de42..24443af 100644
--- a/tools/txdwrite/txdwrite.cpp
+++ b/tools/txdwrite/txdwrite.cpp
@@ -17,7 +17,6 @@ struct {
 	char *str;
 	uint32 val;
 } platforms[] = {
-	{ "mobile", PLATFORM_OGL },
 	{ "ps2",    PLATFORM_PS2 },
 	{ "xbox",   PLATFORM_XBOX },
 	{ "d3d8",   PLATFORM_D3D8 },
@@ -99,7 +98,7 @@ main(int argc, char *argv[])
 //	rw::platform = rw::PLATFORM_XBOX;
 //	rw::platform = rw::PLATFORM_D3D8;
 //	rw::platform = rw::PLATFORM_D3D9;
-	int outplatform = rw::PLATFORM_PS2;
+	int outplatform = rw::PLATFORM_XBOX;
 
 	char *s;
 	ARGBEGIN{
@@ -151,6 +150,7 @@ main(int argc, char *argv[])
 		}
 //	for(Texture *tex = txd->first; tex; tex = tex->next)
 //		tex->filterAddressing = (tex->filterAddressing&~0xF) | 0x2;
+	rw::platform = outplatform;
 
 	rw::StreamFile out;
 	if(argc > 1)