Move classes into separate files

FossilOrigin-Name: 14861826d4c1f561aca909afe773366a46b57b20cf41fd668092dfb98d960d80

src/MD2.h

@@ -0,0 +1,29 @@
+#import <ObjFW/ObjFW.h>
+
+OF_ASSUME_NONNULL_BEGIN
+
+@class MapModelInfo;
+
+@interface MD2 : OFObject
+@property (nonatomic) MapModelInfo *mmi;
+@property (copy, nonatomic) OFString *loadname;
+@property (nonatomic) int mdlnum;
+@property (nonatomic) bool loaded;
+
+- (bool)loadWithIRI:(OFIRI *)IRI;
+- (void)renderWithLight:(OFVector3D &)light
+                  frame:(int)frame
+                  range:(int)range
+                      x:(float)x
+                      y:(float)y
+                      z:(float)z
+                    yaw:(float)yaw
+                  pitch:(float)pitch
+                  scale:(float)scale
+                  speed:(float)speed
+                   snap:(int)snap
+               basetime:(int)basetime;
+- (void)scaleWithFrame:(int)frame scale:(float)scale snap:(int)snap;
+@end
+
+OF_ASSUME_NONNULL_END