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#include "video/bufsprite.h"
#include "machine/eepromser.h"
#define MASTER_CLOCK 57272700 // main oscillator frequency
/* Psikyo PS6406B */
#define FLIPSCREEN (((m_vidregs[3] & 0x0000c000) == 0x0000c000) ? 1:0)
#define DISPLAY_DISABLE (((m_vidregs[2] & 0x0000000f) == 0x00000006) ? 1:0)
#define BG_LARGE(n) (((m_vidregs[7] << (4*n)) & 0x00001000 ) ? 1:0)
#define BG_DEPTH_8BPP(n) (((m_vidregs[7] << (4*n)) & 0x00004000 ) ? 1:0)
#define BG_LAYER_ENABLE(n) (((m_vidregs[7] << (4*n)) & 0x00008000 ) ? 1:0)
#define BG_TYPE(n) (((m_vidregs[6] << (8*n)) & 0x7f000000 ) >> 24)
#define BG_LINE(n) (((m_vidregs[6] << (8*n)) & 0x80000000 ) ? 1:0)
#define BG_TRANSPEN rgb_t(0x00,0xff,0x00,0xff) // used for representing transparency in temporary bitmaps
#define SPRITE_PRI(n) (((m_vidregs[2] << (4*n)) & 0xf0000000 ) >> 28)
class psikyosh_state : public driver_device
{
public:
psikyosh_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_spriteram(*this, "spriteram") ,
m_bgram(*this, "bgram"),
m_paletteram(*this, "paletteram"),
m_zoomram(*this, "zoomram"),
m_vidregs(*this, "vidregs"),
m_ram(*this, "ram"),
m_maincpu(*this, "maincpu"),
m_eeprom(*this, "eeprom"),
m_gfxdecode(*this, "gfxdecode") { }
/* memory pointers */
required_device<buffered_spriteram32_device> m_spriteram;
required_shared_ptr<UINT32> m_bgram;
required_shared_ptr<UINT32> m_paletteram;
required_shared_ptr<UINT32> m_zoomram;
required_shared_ptr<UINT32> m_vidregs;
required_shared_ptr<UINT32> m_ram;
/* video-related */
bitmap_ind8 m_zoom_bitmap;
bitmap_ind16 m_z_bitmap;
bitmap_rgb32 m_bg_bitmap;
UINT16 *m_bg_zoom;
UINT8 m_alphatable[256];
/* devices */
required_device<cpu_device> m_maincpu;
required_device<eeprom_serial_93cxx_device> m_eeprom;
required_device<gfxdecode_device> m_gfxdecode;
DECLARE_WRITE32_MEMBER(psikyosh_irqctrl_w);
DECLARE_WRITE32_MEMBER(paletteram32_RRRRRRRRGGGGGGGGBBBBBBBBxxxxxxxx_dword_w);
DECLARE_WRITE32_MEMBER(psikyosh_vidregs_w);
DECLARE_READ32_MEMBER(mjgtaste_input_r);
DECLARE_WRITE32_MEMBER(psh_eeprom_w);
DECLARE_READ32_MEMBER(psh_eeprom_r);
DECLARE_DRIVER_INIT(gnbarich);
DECLARE_DRIVER_INIT(daraku);
DECLARE_DRIVER_INIT(soldivid);
DECLARE_DRIVER_INIT(s1945iii);
DECLARE_DRIVER_INIT(mjgtaste);
DECLARE_DRIVER_INIT(tgm2);
DECLARE_DRIVER_INIT(sbomberb);
DECLARE_DRIVER_INIT(dragnblz);
DECLARE_DRIVER_INIT(gunbird2);
DECLARE_DRIVER_INIT(s1945ii);
virtual void machine_start();
virtual void video_start();
UINT32 screen_update_psikyosh(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(psikyosh_interrupt);
void draw_scanline32_alpha(bitmap_rgb32 &bitmap, INT32 destx, INT32 desty, INT32 length, const UINT32 *srcptr, int alpha);
void draw_scanline32_argb(bitmap_rgb32 &bitmap, INT32 destx, INT32 desty, INT32 length, const UINT32 *srcptr);
void draw_scanline32_transpen(bitmap_rgb32 &bitmap, INT32 destx, INT32 desty, INT32 length, const UINT32 *srcptr);
void draw_bglayer( int layer, bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT8 req_pri );
void cache_bitmap(int scanline, gfx_element *gfx, int size, int tilebank, int alpha, int *last_bank);
void draw_bglayerscroll( int layer, bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT8 req_pri );
void draw_background( bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT8 req_pri );
void draw_sprites(bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT8 req_pri);
void psikyosh_prelineblend( bitmap_rgb32 &bitmap, const rectangle &cliprect );
void psikyosh_postlineblend( bitmap_rgb32 &bitmap, const rectangle &cliprect, UINT8 req_pri );
void psikyosh_drawgfxzoom( bitmap_rgb32 &dest_bmp,const rectangle &clip,gfx_element *gfx,
UINT32 code,UINT32 color,int flipx,int flipy,int offsx,int offsy,
int alpha, int zoomx, int zoomy, int wide, int high, UINT32 z);
DECLARE_WRITE_LINE_MEMBER(irqhandler);
};
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