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-rw-r--r--src/mame/video/atarimo.h133
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diff --git a/src/mame/video/atarimo.h b/src/mame/video/atarimo.h
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+/*##########################################################################
+
+ atarimo.h
+
+ Common motion object management functions for Atari raster games.
+
+##########################################################################*/
+
+#ifndef __ATARIMO__
+#define __ATARIMO__
+
+
+/*##########################################################################
+ CONSTANTS
+##########################################################################*/
+
+/* maximum number of motion object processors */
+#define ATARIMO_MAX 2
+
+/* maximum objects per bank */
+#define ATARIMO_MAXPERBANK 1024
+
+/* shift to get to priority in raw data */
+#define ATARIMO_PRIORITY_SHIFT 12
+#define ATARIMO_PRIORITY_MASK ((~0 << ATARIMO_PRIORITY_SHIFT) & 0xffff)
+#define ATARIMO_DATA_MASK (ATARIMO_PRIORITY_MASK ^ 0xffff)
+
+
+
+/*##########################################################################
+ TYPES & STRUCTURES
+##########################################################################*/
+
+/* callback for special processing */
+typedef int (*atarimo_special_cb)(mame_bitmap *bitmap, const rectangle *clip, int code, int color, int xpos, int ypos, rectangle *mobounds);
+
+/* description for a four-word mask */
+struct atarimo_entry
+{
+ UINT16 data[4];
+};
+
+/* description of the motion objects */
+struct atarimo_desc
+{
+ UINT8 gfxindex; /* index to which gfx system */
+ UINT8 banks; /* number of motion object banks */
+ UINT8 linked; /* are the entries linked? */
+ UINT8 split; /* are the entries split? */
+ UINT8 reverse; /* render in reverse order? */
+ UINT8 swapxy; /* render in swapped X/Y order? */
+ UINT8 nextneighbor; /* does the neighbor bit affect the next object? */
+ UINT16 slipheight; /* pixels per SLIP entry (0 for no-slip) */
+ UINT8 slipoffset; /* pixel offset for SLIPs */
+ UINT16 maxlinks; /* maximum number of links to visit/scanline (0=all) */
+
+ UINT16 palettebase; /* base palette entry */
+ UINT16 maxcolors; /* maximum number of colors */
+ UINT8 transpen; /* transparent pen index */
+
+ struct atarimo_entry linkmask; /* mask for the link */
+ struct atarimo_entry gfxmask; /* mask for the graphics bank */
+ struct atarimo_entry codemask; /* mask for the code index */
+ struct atarimo_entry codehighmask; /* mask for the upper code index */
+ struct atarimo_entry colormask; /* mask for the color */
+ struct atarimo_entry xposmask; /* mask for the X position */
+ struct atarimo_entry yposmask; /* mask for the Y position */
+ struct atarimo_entry widthmask; /* mask for the width, in tiles*/
+ struct atarimo_entry heightmask; /* mask for the height, in tiles */
+ struct atarimo_entry hflipmask; /* mask for the horizontal flip */
+ struct atarimo_entry vflipmask; /* mask for the vertical flip */
+ struct atarimo_entry prioritymask; /* mask for the priority */
+ struct atarimo_entry neighbormask; /* mask for the neighbor */
+ struct atarimo_entry absolutemask; /* mask for absolute coordinates */
+
+ struct atarimo_entry specialmask; /* mask for the special value */
+ UINT16 specialvalue; /* resulting value to indicate "special" */
+ atarimo_special_cb specialcb; /* callback routine for special entries */
+};
+
+/* rectangle list */
+struct atarimo_rect_list
+{
+ int numrects;
+ rectangle * rect;
+};
+
+
+/*##########################################################################
+ FUNCTION PROTOTYPES
+##########################################################################*/
+
+/* setup/shutdown */
+void atarimo_init(running_machine *machine, int map, const struct atarimo_desc *desc);
+UINT16 *atarimo_get_code_lookup(int map, int *size);
+UINT8 *atarimo_get_color_lookup(int map, int *size);
+UINT8 *atarimo_get_gfx_lookup(int map, int *size);
+
+/* core processing */
+mame_bitmap *atarimo_render(running_machine *machine, int map, const rectangle *cliprect, struct atarimo_rect_list *rectlist);
+
+/* atrribute setters */
+void atarimo_set_bank(int map, int bank);
+void atarimo_set_xscroll(int map, int xscroll);
+void atarimo_set_yscroll(int map, int yscroll);
+
+/* atrribute getters */
+int atarimo_get_bank(int map);
+int atarimo_get_xscroll(int map);
+int atarimo_get_yscroll(int map);
+
+/* write handlers */
+WRITE16_HANDLER( atarimo_0_spriteram_w );
+WRITE16_HANDLER( atarimo_0_spriteram_expanded_w );
+WRITE16_HANDLER( atarimo_0_slipram_w );
+
+WRITE16_HANDLER( atarimo_1_spriteram_w );
+WRITE16_HANDLER( atarimo_1_slipram_w );
+
+
+
+/*##########################################################################
+ GLOBAL VARIABLES
+##########################################################################*/
+
+extern UINT16 *atarimo_0_spriteram;
+extern UINT16 *atarimo_0_slipram;
+
+extern UINT16 *atarimo_1_spriteram;
+extern UINT16 *atarimo_1_slipram;
+
+
+#endif