m3d (#13)

* Initial M3d Pass
* `m_bmdl` and `m_bline` left

---------

Co-authored-by: elijah-thomas774 <elijahthomas774@gmail.com>
Co-authored-by: Elijah Thomas <42302100+elijah-thomas774@users.noreply.github.com>

include/m/m3d/m_proc.h

@@ -0,0 +1,21 @@
+#ifndef M_M3D_PROC_H
+#define M_M3D_PROC_H
+
+#include <common.h>
+#include <m/m3d/m_scnleaf.h>
+
+namespace m3d {
+
+class proc_c : public scnLeaf_c {
+public:
+    virtual ~proc_c();
+    virtual int getType() const override;
+    bool create(mAllocator_c *, u32 *);
+
+    virtual void drawOpa();
+    virtual void drawXlu();
+};
+
+} // namespace m3d
+
+#endif