Added driver data struct to cave.c

Save states d not actually work due to timer issues (and also because I'm still not sure about what needs to be saved about the cave_sprite struct...)

src/mame/includes/cave.h

@@ -4,21 +4,115 @@
 
 ***************************************************************************/
 
+struct sprite_cave 
+{
+	int priority, flags;
+
+	const UINT8 *pen_data;	/* points to top left corner of tile data */
+	int line_offset;
+
+	pen_t base_pen;
+	int tile_width, tile_height;
+	int total_width, total_height;	/* in screen coordinates */
+	int x, y, xcount0, ycount0;
+	int zoomx_re, zoomy_re;
+};
+
+#define MAX_PRIORITY        4
+#define MAX_SPRITE_NUM      0x400
+
+typedef struct _cave_state cave_state;
+struct _cave_state
+{
+	/* memory pointers */
+	UINT16 *     videoregs;
+	UINT16 *     vram_0;
+	UINT16 *     vram_1;
+	UINT16 *     vram_2;
+	UINT16 *     vram_3;
+	UINT16 *     vctrl_0;
+	UINT16 *     vctrl_1;
+	UINT16 *     vctrl_2;
+	UINT16 *     vctrl_3;
+	UINT16 *     spriteram;
+	UINT16 *     spriteram_2;
+	UINT16 *     paletteram;
+	size_t       spriteram_size;
+	size_t       paletteram_size;
+
+	/* video-related */
+	struct sprite_cave *sprite;
+	struct sprite_cave *sprite_table[MAX_PRIORITY][MAX_SPRITE_NUM + 1];
+
+	struct
+	{
+		int    clip_left, clip_right, clip_top, clip_bottom;
+		UINT8  *baseaddr;
+		int    line_offset;
+		UINT8  *baseaddr_zbuf;
+		int    line_offset_zbuf;
+	} blit;
+
+
+	void (*get_sprite_info)(running_machine *machine);
+	void (*sprite_draw)(running_machine *machine, int priority);
+
+	tilemap_t    *tilemap_0, *tilemap_1, *tilemap_2, *tilemap_3;
+	int          tiledim_0, old_tiledim_0;
+	int          tiledim_1, old_tiledim_1;
+	int          tiledim_2, old_tiledim_2;
+	int          tiledim_3, old_tiledim_3;
+
+	bitmap_t     *sprite_zbuf;
+	UINT16       sprite_zbuf_baseval;
+
+	int          num_sprites;
+
+	int          spriteram_bank;
+	int          spriteram_bank_delay;
+
+	UINT16       *palette_map;
+
+	int          layers_offs_x, layers_offs_y;
+	int          row_effect_offs_n;
+	int          row_effect_offs_f;
+	int          background_color;
+
+	int          spritetype[2];
+	int          kludge;
+
+
+	/* misc */
+	int          time_vblank_irq;
+	UINT8        irq_level;
+	UINT8        vblank_irq;
+	UINT8        sound_irq;
+	UINT8        unknown_irq;
+	UINT8        agallet_vblank_irq;
+
+	/* sound related */
+	int          soundbuf_len;
+	UINT8        soundbuf_data[32];
+	//UINT8        sound_flag1, sound_flag2;
+
+	/* eeprom-related */
+	int          region_byte;
+
+	/* game specific */
+	// sailormn
+	int          sailormn_tilebank;
+	UINT8        *mirror_ram;
+	// korokoro
+	UINT16       leds[2];
+	int          hopper;
+
+	/* devices */
+	const device_config *maincpu;
+	const device_config *audiocpu;
+};
+
 /*----------- defined in video/cave.c -----------*/
 
-extern UINT16 *cave_spriteram16_2;
-
-extern int cave_spritetype;
-extern int cave_kludge;
-
-extern UINT16 *cave_videoregs;
-
-extern UINT16 *cave_vram_0, *cave_vctrl_0;
-extern UINT16 *cave_vram_1, *cave_vctrl_1;
-extern UINT16 *cave_vram_2, *cave_vctrl_2;
-extern UINT16 *cave_vram_3, *cave_vctrl_3;
-extern size_t cave_paletteram_size;
-
 WRITE16_HANDLER( cave_vram_0_w );
 WRITE16_HANDLER( cave_vram_1_w );
 WRITE16_HANDLER( cave_vram_2_w );
@@ -44,9 +138,7 @@ VIDEO_START( cave_4_layers );
 
 VIDEO_START( sailormn_3_layers );
 
-
 VIDEO_UPDATE( cave );
 
 void cave_get_sprite_info(running_machine *machine);
-
-void sailormn_tilebank_w( int bank );
+void sailormn_tilebank_w(running_machine *machine, int bank);