--- /dev/null
+#ifndef F3DEX_H
+#define F3DEX_H
+
+#define F3DEX_MTX_STACKSIZE 18
+
+#define F3DEX_MTX_MODELVIEW 0x00
+#define F3DEX_MTX_PROJECTION 0x01
+#define F3DEX_MTX_MUL 0x00
+#define F3DEX_MTX_LOAD 0x02
+#define F3DEX_MTX_NOPUSH 0x00
+#define F3DEX_MTX_PUSH 0x04
+
+#define F3DEX_TEXTURE_ENABLE 0x00000002
+#define F3DEX_SHADING_SMOOTH 0x00000200
+#define F3DEX_CULL_FRONT 0x00001000
+#define F3DEX_CULL_BACK 0x00002000
+#define F3DEX_CULL_BOTH 0x00003000
+#define F3DEX_CLIPPING 0x00800000
+
+#define F3DEX_MV_VIEWPORT 0x80
+
+#define F3DEX_MWO_aLIGHT_1 0x00
+#define F3DEX_MWO_bLIGHT_1 0x04
+#define F3DEX_MWO_aLIGHT_2 0x20
+#define F3DEX_MWO_bLIGHT_2 0x24
+#define F3DEX_MWO_aLIGHT_3 0x40
+#define F3DEX_MWO_bLIGHT_3 0x44
+#define F3DEX_MWO_aLIGHT_4 0x60
+#define F3DEX_MWO_bLIGHT_4 0x64
+#define F3DEX_MWO_aLIGHT_5 0x80
+#define F3DEX_MWO_bLIGHT_5 0x84
+#define F3DEX_MWO_aLIGHT_6 0xa0
+#define F3DEX_MWO_bLIGHT_6 0xa4
+#define F3DEX_MWO_aLIGHT_7 0xc0
+#define F3DEX_MWO_bLIGHT_7 0xc4
+#define F3DEX_MWO_aLIGHT_8 0xe0
+#define F3DEX_MWO_bLIGHT_8 0xe4
+
+// F3DEX commands
+#define F3DEX_MODIFYVTX 0xB2
+#define F3DEX_TRI2 0xB1
+#define F3DEX_BRANCH_Z 0xB0
+#define F3DEX_LOAD_UCODE 0xAF // 0xCF
+
+void F3DEX_Vtx( u32 w0, u32 w1 );
+void F3DEX_Tri1( u32 w0, u32 w1 );
+void F3DEX_CullDL( u32 w0, u32 w1 );
+void F3DEX_ModifyVtx( u32 w0, u32 w1 );
+void F3DEX_Tri2( u32 w0, u32 w1 );
+void F3DEX_Branch_Z( u32 w0, u32 w1 );
+void F3DEX_Load_uCode( u32 w0, u32 w1 );
+void F3DEX_Init();
+#endif
+