mirror of
https://github.com/holub/mame
synced 2025-04-16 05:24:54 +03:00
refactor some igs code into a device so that we can use it with igs_m027.c (nw)
This commit is contained in:
David Haywood
parent
69a68c3ca9
commit
9e11f53298
@ -1554,6 +1554,7 @@ files {
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MAME_DIR .. "src/mame/drivers/igs009.c",
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MAME_DIR .. "src/mame/drivers/igs011.c",
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MAME_DIR .. "src/mame/drivers/igs017.c",
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MAME_DIR .. "src/mame/video/igs017_igs031.c",
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MAME_DIR .. "src/mame/drivers/igs_fear.c",
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MAME_DIR .. "src/mame/drivers/igs_m027.c",
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MAME_DIR .. "src/mame/drivers/igs_m036.c",
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@ -53,6 +53,7 @@ Notes:
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#include "machine/igs025.h"
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#include "machine/igs022.h"
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#include "machine/ticket.h"
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#include "video/igs017_igs031.h"
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class igs017_state : public driver_device
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{
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@ -61,54 +62,38 @@ public:
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: driver_device(mconfig, type, tag),
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m_input_addr(-1),
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m_maincpu(*this, "maincpu"),
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m_spriteram(*this, "spriteram", 0),
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m_fg_videoram(*this, "fg_videoram", 0),
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m_bg_videoram(*this, "bg_videoram", 0),
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m_oki(*this, "oki"),
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m_hopperdev(*this, "hopper"),
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m_igs025(*this,"igs025"),
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m_igs022(*this,"igs022"),
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m_gfxdecode(*this, "gfxdecode"),
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m_screen(*this, "screen"),
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m_palette(*this, "palette"),
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m_generic_paletteram_8(*this, "paletteram"),
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m_generic_paletteram_16(*this, "paletteram"),
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m_decrypted_opcodes(*this, "decrypted_opcodes")
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m_decrypted_opcodes(*this, "decrypted_opcodes"),
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m_igs017_igs031(*this, "igs017_igs031")
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{ }
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int m_input_addr;
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required_device<cpu_device> m_maincpu;
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optional_shared_ptr<UINT8> m_spriteram;
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optional_shared_ptr<UINT8> m_fg_videoram;
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optional_shared_ptr<UINT8> m_bg_videoram;
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required_device<okim6295_device> m_oki;
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optional_device<ticket_dispenser_device> m_hopperdev;
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optional_device<igs025_device> m_igs025; // Mj Shuang Long Qiang Zhu 2
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optional_device<igs022_device> m_igs022; // Mj Shuang Long Qiang Zhu 2
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required_device<gfxdecode_device> m_gfxdecode;
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required_device<screen_device> m_screen;
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required_device<palette_device> m_palette;
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optional_shared_ptr<UINT8> m_generic_paletteram_8;
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optional_shared_ptr<UINT16> m_generic_paletteram_16;
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optional_shared_ptr<UINT8> m_decrypted_opcodes;
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required_device<igs017_igs031_device> m_igs017_igs031;
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void igs025_to_igs022_callback( void );
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int m_toggle;
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int m_debug_addr;
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int m_debug_width;
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UINT8 m_video_disable;
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tilemap_t *m_fg_tilemap;
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tilemap_t *m_bg_tilemap;
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UINT8 *m_sprites_gfx;
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int m_sprites_gfx_size;
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int m_nmi_enable;
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int m_irq_enable;
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UINT8 m_input_select;
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UINT8 m_hopper;
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UINT16 m_igs_magic[2];
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UINT8 m_scramble_data;
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int m_irq1_enable;
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UINT8 m_dsw_select;
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// lhzb2a protection:
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@ -122,38 +107,28 @@ public:
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// IGS029 protection (mgcs)
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UINT32 m_igs029_mgcs_long;
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int m_irq2_enable;
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DECLARE_WRITE8_MEMBER(video_disable_w);
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DECLARE_WRITE16_MEMBER(video_disable_lsb_w);
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DECLARE_WRITE8_MEMBER(fg_w);
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DECLARE_WRITE8_MEMBER(bg_w);
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DECLARE_READ16_MEMBER(fg_lsb_r);
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DECLARE_WRITE16_MEMBER(fg_lsb_w);
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DECLARE_READ16_MEMBER(bg_lsb_r);
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DECLARE_WRITE16_MEMBER(bg_lsb_w);
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DECLARE_READ16_MEMBER(spriteram_lsb_r);
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DECLARE_WRITE16_MEMBER(spriteram_lsb_w);
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DECLARE_WRITE8_MEMBER(nmi_enable_w);
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DECLARE_WRITE8_MEMBER(irq_enable_w);
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DECLARE_WRITE8_MEMBER(input_select_w);
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DECLARE_READ8_MEMBER(input_r);
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DECLARE_WRITE16_MEMBER(mgcs_magic_w);
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DECLARE_READ16_MEMBER(mgcs_magic_r);
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DECLARE_WRITE16_MEMBER(irq1_enable_w);
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DECLARE_WRITE16_MEMBER(irq2_enable_w);
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DECLARE_WRITE16_MEMBER(mgcs_paletteram_w);
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DECLARE_WRITE16_MEMBER(sdmg2_paletteram_w);
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UINT16 mgcs_palette_bitswap(UINT16 bgr);
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UINT16 lhzb2a_palette_bitswap(UINT16 bgr);
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UINT16 tjsb_palette_bitswap(UINT16 bgr);
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UINT16 slqz2_palette_bitswap(UINT16 bgr);
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DECLARE_READ8_MEMBER(sdmg2_keys_r);
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DECLARE_WRITE16_MEMBER(sdmg2_magic_w);
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DECLARE_READ16_MEMBER(sdmg2_magic_r);
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DECLARE_READ8_MEMBER(mgdh_keys_r);
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DECLARE_WRITE16_MEMBER(mgdha_magic_w);
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DECLARE_READ16_MEMBER(mgdha_magic_r);
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DECLARE_WRITE8_MEMBER(tjsb_paletteram_w);
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DECLARE_WRITE8_MEMBER(tjsb_output_w);
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DECLARE_READ8_MEMBER(tjsb_input_r);
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DECLARE_READ8_MEMBER(spkrform_input_r);
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DECLARE_WRITE16_MEMBER(lhzb2a_paletteram_w);
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DECLARE_READ16_MEMBER(lhzb2a_input_r);
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DECLARE_WRITE16_MEMBER(lhzb2a_input_addr_w);
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DECLARE_WRITE16_MEMBER(lhzb2a_input_select_w);
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@ -168,7 +143,7 @@ public:
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DECLARE_WRITE16_MEMBER(lhzb2_magic_w);
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DECLARE_READ16_MEMBER(lhzb2_magic_r);
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DECLARE_WRITE16_MEMBER(slqz2_paletteram_w);
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DECLARE_WRITE16_MEMBER(slqz2_magic_w);
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DECLARE_READ16_MEMBER(slqz2_magic_r);
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DECLARE_READ8_MEMBER(mgcs_keys_r);
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@ -186,8 +161,7 @@ public:
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DECLARE_DRIVER_INIT(tarzana);
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DECLARE_DRIVER_INIT(lhzb2a);
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DECLARE_DRIVER_INIT(mgdha);
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TILE_GET_INFO_MEMBER(get_fg_tile_info);
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TILE_GET_INFO_MEMBER(get_bg_tile_info);
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virtual void video_start();
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virtual void machine_reset();
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DECLARE_MACHINE_RESET(iqblocka);
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@ -197,10 +171,8 @@ public:
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TIMER_DEVICE_CALLBACK_MEMBER(iqblocka_interrupt);
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TIMER_DEVICE_CALLBACK_MEMBER(mgcs_interrupt);
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TIMER_DEVICE_CALLBACK_MEMBER(mgdh_interrupt);
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void expand_sprites();
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void draw_sprite(bitmap_ind16 &bitmap,const rectangle &cliprect, int sx, int sy, int dimx, int dimy, int flipx, int flipy, int color, int addr);
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void draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect);
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int debug_viewer(bitmap_ind16 &bitmap,const rectangle &cliprect);
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void decrypt_program_rom(int mask, int a7, int a6, int a5, int a4, int a3, int a2, int a1, int a0);
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void iqblocka_patch_rom();
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void tjsb_decrypt_sprites();
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@ -220,7 +192,6 @@ public:
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void igs017_state::machine_reset()
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{
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m_video_disable = 0;
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m_igs029_send_len = m_igs029_recv_len = 0;
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}
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@ -228,275 +199,46 @@ void igs017_state::machine_reset()
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Video Hardware
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***************************************************************************/
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WRITE8_MEMBER(igs017_state::video_disable_w)
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{
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m_video_disable = data & 1;
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if (data & (~1))
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logerror("%s: unknown bits of video_disable written = %02x\n", machine().describe_context(), data);
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// popmessage("VIDEO %02X",data);
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}
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WRITE16_MEMBER(igs017_state::video_disable_lsb_w)
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{
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if (ACCESSING_BITS_0_7)
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video_disable_w(space,offset,data);
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}
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#define COLOR(_X) (((_X)>>2)&7)
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TILE_GET_INFO_MEMBER(igs017_state::get_fg_tile_info)
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{
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int code = m_fg_videoram[tile_index*4+0] + (m_fg_videoram[tile_index*4+1] << 8);
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int attr = m_fg_videoram[tile_index*4+2] + (m_fg_videoram[tile_index*4+3] << 8);
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SET_TILE_INFO_MEMBER(0, code, COLOR(attr), TILE_FLIPXY( attr >> 5 ));
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}
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TILE_GET_INFO_MEMBER(igs017_state::get_bg_tile_info)
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{
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int code = m_bg_videoram[tile_index*4+0] + (m_bg_videoram[tile_index*4+1] << 8);
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int attr = m_bg_videoram[tile_index*4+2] + (m_bg_videoram[tile_index*4+3] << 8);
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SET_TILE_INFO_MEMBER(0, code, COLOR(attr)+8, TILE_FLIPXY( attr >> 5 ));
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}
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WRITE8_MEMBER(igs017_state::fg_w)
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{
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m_fg_videoram[offset] = data;
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m_fg_tilemap->mark_tile_dirty(offset/4);
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}
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WRITE8_MEMBER(igs017_state::bg_w)
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{
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m_bg_videoram[offset] = data;
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m_bg_tilemap->mark_tile_dirty(offset/4);
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}
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// 16-bit handlers for an 8-bit chip
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READ16_MEMBER(igs017_state::fg_lsb_r)
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{
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return m_fg_videoram[offset];
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}
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WRITE16_MEMBER(igs017_state::fg_lsb_w)
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{
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if (ACCESSING_BITS_0_7)
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fg_w(space,offset,data);
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}
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READ16_MEMBER(igs017_state::bg_lsb_r)
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{
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return m_bg_videoram[offset];
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}
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WRITE16_MEMBER(igs017_state::bg_lsb_w)
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{
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if (ACCESSING_BITS_0_7)
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bg_w(space,offset,data);
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}
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READ16_MEMBER(igs017_state::spriteram_lsb_r)
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{
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return m_spriteram[offset];
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}
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WRITE16_MEMBER(igs017_state::spriteram_lsb_w)
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{
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if (ACCESSING_BITS_0_7)
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m_spriteram[offset] = data;
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}
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// Eeach 16 bit word in the sprites gfx roms contains three 5 bit pens: x-22222-11111-00000 (little endian!).
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// This routine expands each word into three bytes.
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void igs017_state::expand_sprites()
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{
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UINT8 *rom = memregion("sprites")->base();
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int size = memregion("sprites")->bytes();
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int i;
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m_sprites_gfx_size = size / 2 * 3;
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m_sprites_gfx = auto_alloc_array(machine(), UINT8, m_sprites_gfx_size);
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for (i = 0; i < size / 2 ; i++)
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{
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UINT16 pens = (rom[i*2+1] << 8) | rom[i*2];
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m_sprites_gfx[i * 3 + 0] = (pens >> 0) & 0x1f;
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m_sprites_gfx[i * 3 + 1] = (pens >> 5) & 0x1f;
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m_sprites_gfx[i * 3 + 2] = (pens >> 10) & 0x1f;
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}
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}
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void igs017_state::video_start()
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{
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m_fg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(igs017_state::get_fg_tile_info),this),TILEMAP_SCAN_ROWS,8,8,64,32);
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m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(igs017_state::get_bg_tile_info),this),TILEMAP_SCAN_ROWS,8,8,64,32);
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m_fg_tilemap->set_transparent_pen(0xf);
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m_bg_tilemap->set_transparent_pen(0xf);
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m_toggle = 0;
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m_debug_addr = 0;
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m_debug_width = 512;
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expand_sprites();
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}
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/***************************************************************************
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Sprites Format
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Offset: Bits: Value:
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0.b Y (low)
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1.b 7654 32-- Size Y (low)
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---- --10 Y (high)
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2.b 7654 3--- X (low)
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---- -210 Size Y (high)
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3.b 76-- ---- Size X (low)
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--5- ----
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---4 3210 X (high)
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4.b 76-- ---- Code (low)
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--54 3210 Size X (high)
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5.b Code (mid low)
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6.b Code (mid high)
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7.b 765- ---- Color
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---4 ---- Flip X
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---- 3---
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---- -210 Code (high)
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Code = ROM Address / 2 = Pixel / 3
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***************************************************************************/
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void igs017_state::draw_sprite(bitmap_ind16 &bitmap,const rectangle &cliprect, int sx, int sy, int dimx, int dimy, int flipx, int flipy, int color, int addr)
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{
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// prepare GfxElement on the fly
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// Bounds checking
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if ( addr + dimx * dimy >= m_sprites_gfx_size )
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return;
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gfx_element gfx(m_palette, m_sprites_gfx + addr, dimx, dimy, dimx, m_palette->entries(), 0x100, 32);
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gfx.transpen(bitmap,cliprect,
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0, color,
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flipx, flipy,
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sx, sy, 0x1f );
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}
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void igs017_state::draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect)
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{
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UINT8 *s = m_spriteram;
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UINT8 *end = m_spriteram + 0x800;
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for ( ; s < end; s += 8 )
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{
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int x,y, sx,sy, dimx,dimy, flipx,flipy, addr,color;
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y = s[0] + (s[1] << 8);
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x = s[2] + (s[3] << 8);
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addr = (s[4] >> 6) | (s[5] << 2) | (s[6] << 10) | ((s[7] & 0x07) << 18);
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addr *= 3;
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flipx = s[7] & 0x10;
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flipy = 0;
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dimx = ((((s[4] & 0x3f)<<2) | ((s[3] & 0xc0)>>6))+1) * 3;
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dimy = ((y >> 10) | ((x & 0x03)<<6))+1;
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x >>= 3;
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sx = (x & 0x1ff) - (x & 0x200);
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sy = (y & 0x1ff) - (y & 0x200);
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// sprites list stop (used by mgdh & sdmg2 during don den)
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if (sy == -0x200)
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break;
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color = (s[7] & 0xe0) >> 5;
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draw_sprite(bitmap, cliprect, sx, sy, dimx, dimy, flipx, flipy, color, addr);
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}
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}
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// A simple gfx viewer (toggle with T)
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int igs017_state::debug_viewer(bitmap_ind16 &bitmap,const rectangle &cliprect)
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{
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#ifdef MAME_DEBUG
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if (machine().input().code_pressed_once(KEYCODE_T)) m_toggle = 1-m_toggle;
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if (m_toggle) {
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int h = 256, w = m_debug_width, a = m_debug_addr;
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if (machine().input().code_pressed(KEYCODE_O)) w += 1;
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if (machine().input().code_pressed(KEYCODE_I)) w -= 1;
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if (machine().input().code_pressed(KEYCODE_U)) w += 8;
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if (machine().input().code_pressed(KEYCODE_Y)) w -= 8;
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if (machine().input().code_pressed(KEYCODE_RIGHT)) a += 1;
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if (machine().input().code_pressed(KEYCODE_LEFT)) a -= 1;
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if (machine().input().code_pressed(KEYCODE_DOWN)) a += w;
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if (machine().input().code_pressed(KEYCODE_UP)) a -= w;
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if (machine().input().code_pressed(KEYCODE_PGDN)) a += w * h;
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if (machine().input().code_pressed(KEYCODE_PGUP)) a -= w * h;
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if (a < 0) a = 0;
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if (a > m_sprites_gfx_size) a = m_sprites_gfx_size;
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if (w <= 0) w = 0;
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if (w > 1024) w = 1024;
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bitmap.fill(0, cliprect);
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draw_sprite(bitmap, cliprect, 0,0, w,h, 0,0, 0, a);
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popmessage("a: %08X w: %03X p: %02x-%02x-%02x",a,w,m_sprites_gfx[a/3*3+0],m_sprites_gfx[a/3*3+1],m_sprites_gfx[a/3*3+2]);
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m_debug_addr = a;
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m_debug_width = w;
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osd_sleep(200000);
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return 1;
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}
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#endif
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return 0;
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m_igs017_igs031->video_start();
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}
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UINT32 igs017_state::screen_update_igs017(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
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{
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int layers_ctrl = -1;
|
||||
|
||||
#ifdef MAME_DEBUG
|
||||
if (machine().input().code_pressed(KEYCODE_Z))
|
||||
{
|
||||
int mask = 0;
|
||||
if (machine().input().code_pressed(KEYCODE_Q)) mask |= 1;
|
||||
if (machine().input().code_pressed(KEYCODE_W)) mask |= 2;
|
||||
if (machine().input().code_pressed(KEYCODE_A)) mask |= 4;
|
||||
if (mask != 0) layers_ctrl &= mask;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (debug_viewer(bitmap,cliprect))
|
||||
return 0;
|
||||
|
||||
bitmap.fill(m_palette->black_pen(), cliprect);
|
||||
|
||||
if (m_video_disable)
|
||||
return 0;
|
||||
|
||||
if (layers_ctrl & 1) m_bg_tilemap->draw(screen, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
|
||||
|
||||
if (layers_ctrl & 4) draw_sprites(bitmap, cliprect);
|
||||
|
||||
if (layers_ctrl & 2) m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
|
||||
|
||||
m_igs017_igs031->screen_update_igs017(screen, bitmap, cliprect);
|
||||
return 0;
|
||||
}
|
||||
|
||||
// palette bitswap callbacks
|
||||
UINT16 igs017_state::mgcs_palette_bitswap(UINT16 bgr)
|
||||
{
|
||||
bgr = ((bgr & 0xff00) >> 8) | ((bgr & 0x00ff) << 8);
|
||||
|
||||
return BITSWAP16(bgr, 7, 8, 9, 2, 14, 3, 13, 15, 12, 11, 10, 0, 1, 4, 5, 6);
|
||||
}
|
||||
|
||||
UINT16 igs017_state::lhzb2a_palette_bitswap(UINT16 bgr)
|
||||
{
|
||||
// bgr = ((bgr & 0xff00) >> 8) | ((bgr & 0x00ff) << 8);
|
||||
return BITSWAP16(bgr, 15,9,13,12,11,5,4,8,7,6,0,14,3,2,1,10);
|
||||
}
|
||||
|
||||
UINT16 igs017_state::tjsb_palette_bitswap(UINT16 bgr)
|
||||
{
|
||||
// bitswap
|
||||
return BITSWAP16(bgr, 15,12,3,6,10,5,4,2,9,13,8,7,11,1,0,14);
|
||||
}
|
||||
|
||||
UINT16 igs017_state::slqz2_palette_bitswap(UINT16 bgr)
|
||||
{
|
||||
return BITSWAP16(bgr, 15,14,9,4,11,10,12,3,7,6,5,8,13,2,1,0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
Decryption
|
||||
***************************************************************************/
|
||||
@ -697,7 +439,7 @@ void igs017_state::mgcs_decrypt_tiles()
|
||||
for (i = 0;i < length;i++)
|
||||
{
|
||||
int addr = (i & ~0xffff) | BITSWAP16(i,15,14,13,12,11,10,6,7,8,9,5,4,3,2,1,0);
|
||||
rom[i] = tmp[addr];
|
||||
rom[i^1] = BITSWAP8(tmp[addr],0,1,2,3,4,5,6,7);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1353,19 +1095,7 @@ static ADDRESS_MAP_START( decrypted_opcodes_map, AS_DECRYPTED_OPCODES, 8, igs017
|
||||
AM_RANGE( 0x00000, 0x3ffff ) AM_ROM AM_SHARE("decrypted_opcodes")
|
||||
ADDRESS_MAP_END
|
||||
|
||||
WRITE8_MEMBER(igs017_state::nmi_enable_w)
|
||||
{
|
||||
m_nmi_enable = data & 1;
|
||||
if (data & (~1))
|
||||
logerror("%s: nmi_enable = %02x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_state::irq_enable_w)
|
||||
{
|
||||
m_irq_enable = data & 1;
|
||||
if (data & (~1))
|
||||
logerror("%s: irq_enable = %02x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_state::input_select_w)
|
||||
{
|
||||
@ -1413,20 +1143,7 @@ READ8_MEMBER(igs017_state::input_r)
|
||||
static ADDRESS_MAP_START( iqblocka_io, AS_IO, 8, igs017_state )
|
||||
AM_RANGE( 0x0000, 0x003f ) AM_RAM // internal regs
|
||||
|
||||
AM_RANGE( 0x1000, 0x17ff ) AM_RAM AM_SHARE("spriteram")
|
||||
AM_RANGE( 0x1800, 0x1bff ) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
|
||||
AM_RANGE( 0x1c00, 0x1fff ) AM_RAM
|
||||
|
||||
// AM_RANGE(0x200a, 0x200a) AM_WRITENOP
|
||||
|
||||
AM_RANGE( 0x2010, 0x2013 ) AM_DEVREAD("ppi8255", i8255_device, read)
|
||||
AM_RANGE( 0x2012, 0x2012 ) AM_WRITE(video_disable_w )
|
||||
|
||||
AM_RANGE( 0x2014, 0x2014 ) AM_WRITE(nmi_enable_w )
|
||||
AM_RANGE( 0x2015, 0x2015 ) AM_WRITE(irq_enable_w )
|
||||
|
||||
AM_RANGE( 0x4000, 0x5fff ) AM_RAM_WRITE(fg_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0x6000, 0x7fff ) AM_RAM_WRITE(bg_w ) AM_SHARE("bg_videoram")
|
||||
AM_RANGE( 0x0000, 0x7fff ) AM_DEVREADWRITE("igs017_igs031", igs017_igs031_device, read,write)
|
||||
|
||||
AM_RANGE( 0x8000, 0x8000 ) AM_WRITE(input_select_w )
|
||||
AM_RANGE( 0x8001, 0x8001 ) AM_READ(input_r )
|
||||
@ -1694,48 +1411,15 @@ READ8_MEMBER(igs017_state::mgcs_keys_r)
|
||||
return 0xff;
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(igs017_state::irq1_enable_w)
|
||||
{
|
||||
if (ACCESSING_BITS_0_7)
|
||||
m_irq1_enable = data & 1;
|
||||
|
||||
if (data != 0 && data != 1 && data != 0xff)
|
||||
logerror("%s: irq1_enable = %04x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(igs017_state::irq2_enable_w)
|
||||
{
|
||||
if (ACCESSING_BITS_0_7)
|
||||
m_irq2_enable = data & 1;
|
||||
|
||||
if (data != 0 && data != 1 && data != 0xff)
|
||||
logerror("%s: irq2_enable = %04x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(igs017_state::mgcs_paletteram_w)
|
||||
{
|
||||
COMBINE_DATA(&m_generic_paletteram_16[offset]);
|
||||
|
||||
int bgr = ((m_generic_paletteram_16[offset/2*2+0] & 0xff) << 8) | (m_generic_paletteram_16[offset/2*2+1] & 0xff);
|
||||
|
||||
// bitswap
|
||||
bgr = BITSWAP16(bgr, 7,8,9,2,14,3,13,15,12,11,10,0,1,4,5,6);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
}
|
||||
|
||||
static ADDRESS_MAP_START( mgcs, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE( 0x000000, 0x07ffff ) AM_ROM
|
||||
AM_RANGE( 0x300000, 0x303fff ) AM_RAM
|
||||
AM_RANGE( 0x49c000, 0x49c003 ) AM_WRITE(mgcs_magic_w ) AM_READ(mgcs_magic_r )
|
||||
AM_RANGE( 0xa02000, 0xa02fff ) AM_READWRITE(spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE( 0xa03000, 0xa037ff ) AM_RAM_WRITE(mgcs_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE( 0xa04020, 0xa04027 ) AM_DEVREAD8("ppi8255", i8255_device, read, 0x00ff)
|
||||
AM_RANGE( 0xa04024, 0xa04025 ) AM_WRITE(video_disable_lsb_w )
|
||||
AM_RANGE( 0xa04028, 0xa04029 ) AM_RAM_WRITE(irq2_enable_w )
|
||||
AM_RANGE( 0xa0402a, 0xa0402b ) AM_RAM_WRITE(irq1_enable_w )
|
||||
AM_RANGE( 0xa08000, 0xa0bfff ) AM_READWRITE(fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0xa0c000, 0xa0ffff ) AM_READWRITE(bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE( 0xa00000, 0xa0ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
AM_RANGE( 0xa12000, 0xa12001 ) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
// oki banking through protection (code at $1a350)?
|
||||
ADDRESS_MAP_END
|
||||
@ -1743,16 +1427,6 @@ ADDRESS_MAP_END
|
||||
|
||||
// sdmg2
|
||||
|
||||
|
||||
WRITE16_MEMBER(igs017_state::sdmg2_paletteram_w)
|
||||
{
|
||||
COMBINE_DATA(&m_generic_paletteram_16[offset]);
|
||||
|
||||
int bgr = ((m_generic_paletteram_16[offset/2*2+1] & 0xff) << 8) | (m_generic_paletteram_16[offset/2*2+0] & 0xff);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
}
|
||||
|
||||
READ8_MEMBER(igs017_state::sdmg2_keys_r)
|
||||
{
|
||||
if (~m_input_select & 0x01) return ioport("KEY0")->read();
|
||||
@ -1824,14 +1498,9 @@ READ16_MEMBER(igs017_state::sdmg2_magic_r)
|
||||
static ADDRESS_MAP_START( sdmg2, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE(0x000000, 0x07ffff) AM_ROM
|
||||
AM_RANGE(0x1f0000, 0x1fffff) AM_RAM
|
||||
AM_RANGE(0x202000, 0x202fff) AM_READWRITE(spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE(0x203000, 0x2037ff) AM_RAM_WRITE(sdmg2_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE(0x204020, 0x204027) AM_DEVREAD8("ppi8255", i8255_device, read, 0x00ff)
|
||||
AM_RANGE(0x204024, 0x204025) AM_WRITE(video_disable_lsb_w )
|
||||
AM_RANGE(0x204028, 0x204029) AM_WRITE(irq2_enable_w )
|
||||
AM_RANGE(0x20402a, 0x20402b) AM_WRITE(irq1_enable_w )
|
||||
AM_RANGE(0x208000, 0x20bfff) AM_READWRITE(fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE(0x20c000, 0x20ffff) AM_READWRITE(bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE(0x200000, 0x20ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
AM_RANGE(0x210000, 0x210001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
AM_RANGE(0x300000, 0x300003) AM_WRITE(sdmg2_magic_w )
|
||||
AM_RANGE(0x300002, 0x300003) AM_READ(sdmg2_magic_r )
|
||||
@ -1944,15 +1613,9 @@ static ADDRESS_MAP_START( mgdha_map, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE(0x600000, 0x603fff) AM_RAM
|
||||
AM_RANGE(0x876000, 0x876003) AM_WRITE(mgdha_magic_w )
|
||||
AM_RANGE(0x876002, 0x876003) AM_READ(mgdha_magic_r )
|
||||
AM_RANGE(0xa02000, 0xa02fff) AM_READWRITE(spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE(0xa03000, 0xa037ff) AM_RAM_WRITE(sdmg2_paletteram_w ) AM_SHARE("paletteram")
|
||||
// AM_RANGE(0xa04014, 0xa04015) // written with FF at boot
|
||||
AM_RANGE(0xa04020, 0xa04027) AM_DEVREAD8("ppi8255", i8255_device, read, 0x00ff)
|
||||
AM_RANGE(0xa04024, 0xa04025) AM_WRITE(video_disable_lsb_w )
|
||||
AM_RANGE(0xa04028, 0xa04029) AM_WRITE(irq2_enable_w )
|
||||
AM_RANGE(0xa0402a, 0xa0402b) AM_WRITE(irq1_enable_w )
|
||||
AM_RANGE(0xa08000, 0xa0bfff) AM_READWRITE(fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE(0xa0c000, 0xa0ffff) AM_READWRITE(bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE(0xa00000, 0xa0ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
AM_RANGE(0xa10000, 0xa10001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
ADDRESS_MAP_END
|
||||
|
||||
@ -1960,17 +1623,6 @@ ADDRESS_MAP_END
|
||||
// tjsb
|
||||
|
||||
|
||||
WRITE8_MEMBER(igs017_state::tjsb_paletteram_w)
|
||||
{
|
||||
m_generic_paletteram_8[offset] = data;
|
||||
int bgr = (m_generic_paletteram_8[offset/2*2+1] << 8) | m_generic_paletteram_8[offset/2*2+0];
|
||||
|
||||
// bitswap
|
||||
bgr = BITSWAP16(bgr, 15,12,3,6,10,5,4,2,9,13,8,7,11,1,0,14);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_state::tjsb_output_w)
|
||||
{
|
||||
switch(m_input_select)
|
||||
@ -2033,20 +1685,8 @@ ADDRESS_MAP_END
|
||||
static ADDRESS_MAP_START( tjsb_io, AS_IO, 8, igs017_state )
|
||||
AM_RANGE( 0x0000, 0x003f ) AM_RAM // internal regs
|
||||
|
||||
AM_RANGE( 0x1000, 0x17ff ) AM_RAM AM_SHARE("spriteram")
|
||||
AM_RANGE( 0x1800, 0x1bff ) AM_RAM_WRITE(tjsb_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE( 0x1c00, 0x1fff ) AM_RAM
|
||||
AM_RANGE( 0x0000, 0x7fff ) AM_DEVREADWRITE("igs017_igs031", igs017_igs031_device, read,write)
|
||||
|
||||
// AM_RANGE(0x200a, 0x200a) AM_WRITENOP
|
||||
|
||||
AM_RANGE( 0x2010, 0x2013 ) AM_DEVREAD("ppi8255", i8255_device, read)
|
||||
AM_RANGE( 0x2012, 0x2012 ) AM_WRITE(video_disable_w )
|
||||
|
||||
AM_RANGE( 0x2014, 0x2014 ) AM_WRITE(nmi_enable_w )
|
||||
AM_RANGE( 0x2015, 0x2015 ) AM_WRITE(irq_enable_w )
|
||||
|
||||
AM_RANGE( 0x4000, 0x5fff ) AM_RAM_WRITE(fg_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0x6000, 0x7fff ) AM_RAM_WRITE(bg_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE( 0x9000, 0x9000 ) AM_DEVREADWRITE("oki", okim6295_device, read, write)
|
||||
|
||||
@ -2086,18 +1726,7 @@ READ8_MEMBER(igs017_state::spkrform_input_r)
|
||||
static ADDRESS_MAP_START( spkrform_io, AS_IO, 8, igs017_state )
|
||||
AM_RANGE( 0x0000, 0x003f ) AM_RAM // internal regs
|
||||
|
||||
AM_RANGE( 0x1000, 0x17ff ) AM_RAM AM_SHARE("spriteram")
|
||||
AM_RANGE( 0x1800, 0x1bff ) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
|
||||
AM_RANGE( 0x1c00, 0x1fff ) AM_RAM
|
||||
|
||||
AM_RANGE( 0x2010, 0x2013 ) AM_DEVREAD("ppi8255", i8255_device, read)
|
||||
AM_RANGE( 0x2012, 0x2012 ) AM_WRITE(video_disable_w )
|
||||
|
||||
AM_RANGE( 0x2014, 0x2014 ) AM_WRITE(nmi_enable_w )
|
||||
AM_RANGE( 0x2015, 0x2015 ) AM_WRITE(irq_enable_w )
|
||||
|
||||
AM_RANGE( 0x4000, 0x5fff ) AM_RAM_WRITE(fg_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0x6000, 0x7fff ) AM_RAM_WRITE(bg_w ) AM_SHARE("bg_videoram")
|
||||
AM_RANGE( 0x0000, 0x7fff ) AM_DEVREADWRITE("igs017_igs031", igs017_igs031_device, read,write)
|
||||
|
||||
AM_RANGE( 0x8000, 0x8000 ) AM_DEVREADWRITE("oki", okim6295_device, read, write)
|
||||
|
||||
@ -2177,14 +1806,9 @@ static ADDRESS_MAP_START( lhzb2, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE(0x500000, 0x503fff) AM_RAM
|
||||
AM_RANGE(0x910000, 0x910003) AM_WRITE( lhzb2_magic_w )
|
||||
AM_RANGE(0x910002, 0x910003) AM_READ( lhzb2_magic_r )
|
||||
AM_RANGE(0xb02000, 0xb02fff) AM_READWRITE( spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE(0xb03000, 0xb037ff) AM_RAM_WRITE( lhzb2a_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE(0xb04020, 0xb04027) AM_DEVREAD8("ppi8255", i8255_device, read, 0x00ff)
|
||||
AM_RANGE(0xb04024, 0xb04025) AM_WRITE( video_disable_lsb_w )
|
||||
AM_RANGE(0xb04028, 0xb04029) AM_WRITE( irq2_enable_w )
|
||||
AM_RANGE(0xb0402a, 0xb0402b) AM_WRITE( irq1_enable_w )
|
||||
AM_RANGE(0xb08000, 0xb0bfff) AM_READWRITE( fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE(0xb0c000, 0xb0ffff) AM_READWRITE( bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE( 0xb00000, 0xb0ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
AM_RANGE(0xb10000, 0xb10001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
ADDRESS_MAP_END
|
||||
|
||||
@ -2422,18 +2046,6 @@ READ16_MEMBER(igs017_state::lhzb2a_prot2_r)
|
||||
|
||||
|
||||
|
||||
WRITE16_MEMBER(igs017_state::lhzb2a_paletteram_w)
|
||||
{
|
||||
COMBINE_DATA(&m_generic_paletteram_16[offset]);
|
||||
|
||||
int bgr = ((m_generic_paletteram_16[offset/2*2+1] & 0xff) << 8) | (m_generic_paletteram_16[offset/2*2+0] & 0xff);
|
||||
|
||||
// bitswap
|
||||
bgr = BITSWAP16(bgr, 15,9,13,12,11,5,4,8,7,6,0,14,3,2,1,10);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
}
|
||||
|
||||
READ16_MEMBER(igs017_state::lhzb2a_input_r)
|
||||
{
|
||||
switch (offset*2)
|
||||
@ -2511,13 +2123,9 @@ static ADDRESS_MAP_START( lhzb2a, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE(0x000000, 0x07ffff) AM_ROM
|
||||
AM_RANGE(0x500000, 0x503fff) AM_RAM
|
||||
// AM_RANGE(0x910000, 0x910003) accesses appear to be from leftover code where the final checks were disabled
|
||||
AM_RANGE(0xb02000, 0xb02fff) AM_READWRITE( spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE(0xb03000, 0xb037ff) AM_RAM_WRITE( lhzb2a_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE(0xb04024, 0xb04025) AM_WRITE( video_disable_lsb_w )
|
||||
AM_RANGE(0xb04028, 0xb04029) AM_WRITE( irq2_enable_w )
|
||||
AM_RANGE(0xb0402a, 0xb0402b) AM_WRITE( irq1_enable_w )
|
||||
AM_RANGE(0xb08000, 0xb0bfff) AM_READWRITE( fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE(0xb0c000, 0xb0ffff) AM_READWRITE( bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE( 0xb00000, 0xb0ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
AM_RANGE(0xb10000, 0xb10001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
AM_RANGE(0xb12000, 0xb12001) AM_WRITE( lhzb2a_input_select_w )
|
||||
// Inputs dynamically mapped at xx8000, protection at xx4000 (xx = f0 initially). xx written to xxc000
|
||||
@ -2527,18 +2135,6 @@ ADDRESS_MAP_END
|
||||
// slqz2
|
||||
|
||||
|
||||
WRITE16_MEMBER(igs017_state::slqz2_paletteram_w)
|
||||
{
|
||||
COMBINE_DATA(&m_generic_paletteram_16[offset]);
|
||||
|
||||
int bgr = ((m_generic_paletteram_16[offset/2*2+1] & 0xff) << 8) | (m_generic_paletteram_16[offset/2*2+0] & 0xff);
|
||||
|
||||
// bitswap
|
||||
bgr = BITSWAP16(bgr, 15,14,9,4,11,10,12,3,7,6,5,8,13,2,1,0);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(igs017_state::slqz2_magic_w)
|
||||
{
|
||||
COMBINE_DATA(&m_igs_magic[offset]);
|
||||
@ -2591,14 +2187,10 @@ static ADDRESS_MAP_START( slqz2, AS_PROGRAM, 16, igs017_state )
|
||||
AM_RANGE(0x100000, 0x103fff) AM_RAM
|
||||
AM_RANGE(0x602000, 0x602003) AM_WRITE( slqz2_magic_w )
|
||||
AM_RANGE(0x602002, 0x602003) AM_READ( slqz2_magic_r )
|
||||
AM_RANGE(0x902000, 0x902fff) AM_READWRITE( spriteram_lsb_r, spriteram_lsb_w ) AM_SHARE("spriteram")
|
||||
AM_RANGE(0x903000, 0x9037ff) AM_RAM_WRITE( slqz2_paletteram_w ) AM_SHARE("paletteram")
|
||||
AM_RANGE(0x904020, 0x904027) AM_DEVREAD8("ppi8255", i8255_device, read, 0x00ff)
|
||||
AM_RANGE(0x904024, 0x904025) AM_WRITE( video_disable_lsb_w )
|
||||
AM_RANGE(0x904028, 0x904029) AM_WRITE( irq2_enable_w )
|
||||
AM_RANGE(0x90402a, 0x90402b) AM_WRITE( irq1_enable_w )
|
||||
AM_RANGE(0x908000, 0x90bfff) AM_READWRITE( fg_lsb_r, fg_lsb_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE(0x90c000, 0x90ffff) AM_READWRITE( bg_lsb_r, bg_lsb_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
AM_RANGE(0x900000, 0x90ffff ) AM_DEVREADWRITE8("igs017_igs031", igs017_igs031_device, read,write, 0x00ff)
|
||||
|
||||
|
||||
AM_RANGE(0x910000, 0x910001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff )
|
||||
ADDRESS_MAP_END
|
||||
|
||||
@ -3601,55 +3193,6 @@ static INPUT_PORTS_START( spkrform )
|
||||
INPUT_PORTS_END
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
Graphics Layout
|
||||
***************************************************************************/
|
||||
|
||||
static const gfx_layout layout_8x8x4 =
|
||||
{
|
||||
8,8,
|
||||
RGN_FRAC(1,1),
|
||||
4,
|
||||
{ 8*3,8*2,8*1,8*0 },
|
||||
{ STEP8(0, 1) },
|
||||
{ STEP8(0, 8*4) },
|
||||
8*8*4
|
||||
};
|
||||
|
||||
static const gfx_layout layout_8x8x4_swapped =
|
||||
{
|
||||
8,8,
|
||||
RGN_FRAC(1,1),
|
||||
4,
|
||||
{ 8*2,8*3,8*0,8*1 },
|
||||
{ STEP8(0, 1) },
|
||||
{ STEP8(0, 8*4) },
|
||||
8*8*4
|
||||
};
|
||||
|
||||
static const gfx_layout layout_8x8x4_flipped =
|
||||
{
|
||||
8,8,
|
||||
RGN_FRAC(1,1),
|
||||
4,
|
||||
{ 8*2,8*3,8*0,8*1 },
|
||||
{ STEP8(7, -1) },
|
||||
{ STEP8(0, 8*4) },
|
||||
8*8*4
|
||||
};
|
||||
|
||||
static GFXDECODE_START( igs017 )
|
||||
GFXDECODE_ENTRY( "tilemaps", 0, layout_8x8x4, 0, 16 )
|
||||
GFXDECODE_END
|
||||
|
||||
static GFXDECODE_START( igs017_swapped )
|
||||
GFXDECODE_ENTRY( "tilemaps", 0, layout_8x8x4_swapped, 0, 16 )
|
||||
GFXDECODE_END
|
||||
|
||||
static GFXDECODE_START( igs017_flipped )
|
||||
GFXDECODE_ENTRY( "tilemaps", 0, layout_8x8x4_flipped, 0, 16 )
|
||||
GFXDECODE_END
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
Machine Drivers
|
||||
@ -3659,18 +3202,16 @@ TIMER_DEVICE_CALLBACK_MEMBER(igs017_state::iqblocka_interrupt)
|
||||
{
|
||||
int scanline = param;
|
||||
|
||||
if(scanline == 240 && m_irq_enable)
|
||||
if(scanline == 240 && m_igs017_igs031->get_irq_enable())
|
||||
m_maincpu->set_input_line(0, HOLD_LINE);
|
||||
|
||||
if(scanline == 0 && m_nmi_enable)
|
||||
if(scanline == 0 && m_igs017_igs031->get_nmi_enable())
|
||||
m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
|
||||
}
|
||||
|
||||
|
||||
MACHINE_RESET_MEMBER(igs017_state,iqblocka)
|
||||
{
|
||||
m_nmi_enable = 0;
|
||||
m_irq_enable = 0;
|
||||
m_input_select = 0;
|
||||
}
|
||||
|
||||
@ -3696,11 +3237,13 @@ static MACHINE_CONFIG_START( iqblocka, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017)
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
|
||||
/* sound hardware */
|
||||
MCFG_SPEAKER_STANDARD_MONO("mono")
|
||||
MCFG_SOUND_ADD("ymsnd", YM2413, XTAL_3_579545MHz)
|
||||
@ -3722,18 +3265,17 @@ TIMER_DEVICE_CALLBACK_MEMBER(igs017_state::mgcs_interrupt)
|
||||
{
|
||||
int scanline = param;
|
||||
|
||||
if(scanline == 240 && m_irq1_enable)
|
||||
if(scanline == 240 && m_igs017_igs031->get_irq_enable())
|
||||
m_maincpu->set_input_line(1, HOLD_LINE);
|
||||
|
||||
if(scanline == 0 && m_irq2_enable)
|
||||
if(scanline == 0 && m_igs017_igs031->get_nmi_enable())
|
||||
m_maincpu->set_input_line(2, HOLD_LINE);
|
||||
}
|
||||
|
||||
MACHINE_RESET_MEMBER(igs017_state,mgcs)
|
||||
{
|
||||
MACHINE_RESET_CALL_MEMBER( iqblocka );
|
||||
m_irq1_enable = 0;
|
||||
m_irq2_enable = 0;
|
||||
|
||||
m_scramble_data = 0;
|
||||
memset(m_igs_magic, 0, sizeof(m_igs_magic));
|
||||
}
|
||||
@ -3760,10 +3302,12 @@ static MACHINE_CONFIG_START( mgcs, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017_flipped)
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
MCFG_PALETTE_SCRAMBLE_CB( igs017_state, mgcs_palette_bitswap )
|
||||
|
||||
/* sound hardware */
|
||||
MCFG_SPEAKER_STANDARD_MONO("mono")
|
||||
@ -3796,10 +3340,14 @@ static MACHINE_CONFIG_START( lhzb2, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017_swapped)
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
MCFG_PALETTE_SCRAMBLE_CB( igs017_state, lhzb2a_palette_bitswap )
|
||||
|
||||
// protection
|
||||
MCFG_DEVICE_ADD("igs025", IGS025, 0)
|
||||
MCFG_IGS025_SET_EXTERNAL_EXECUTE( igs017_state, igs025_to_igs022_callback )
|
||||
@ -3841,7 +3389,11 @@ static MACHINE_CONFIG_START( lhzb2a, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017_swapped)
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
MCFG_PALETTE_SCRAMBLE_CB( igs017_state, lhzb2a_palette_bitswap )
|
||||
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
@ -3877,10 +3429,13 @@ static MACHINE_CONFIG_START( slqz2, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017)
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
MCFG_PALETTE_SCRAMBLE_CB( igs017_state, slqz2_palette_bitswap )
|
||||
|
||||
// protection
|
||||
MCFG_DEVICE_ADD("igs025", IGS025, 0)
|
||||
MCFG_IGS025_SET_EXTERNAL_EXECUTE( igs017_state, igs025_to_igs022_callback )
|
||||
@ -3917,7 +3472,10 @@ static MACHINE_CONFIG_START( sdmg2, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017)
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
@ -3935,10 +3493,10 @@ TIMER_DEVICE_CALLBACK_MEMBER(igs017_state::mgdh_interrupt)
|
||||
{
|
||||
int scanline = param;
|
||||
|
||||
if(scanline == 240 && m_irq1_enable)
|
||||
if(scanline == 240 && m_igs017_igs031->get_irq_enable())
|
||||
m_maincpu->set_input_line(1, HOLD_LINE);
|
||||
|
||||
if(scanline == 0 && m_irq2_enable)
|
||||
if(scanline == 0 && m_igs017_igs031->get_nmi_enable())
|
||||
m_maincpu->set_input_line(3, HOLD_LINE); // lev 3 instead of 2
|
||||
}
|
||||
|
||||
@ -3961,7 +3519,10 @@ static MACHINE_CONFIG_START( mgdha, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017_swapped)
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
@ -3997,7 +3558,11 @@ static MACHINE_CONFIG_START( tjsb, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017)
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
MCFG_PALETTE_SCRAMBLE_CB( igs017_state, tjsb_palette_bitswap )
|
||||
|
||||
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)
|
||||
|
||||
@ -4036,10 +3601,12 @@ static MACHINE_CONFIG_START( spkrform, igs017_state )
|
||||
MCFG_SCREEN_UPDATE_DRIVER(igs017_state, screen_update_igs017)
|
||||
MCFG_SCREEN_PALETTE("palette")
|
||||
|
||||
MCFG_GFXDECODE_ADD("gfxdecode", "palette", igs017)
|
||||
MCFG_PALETTE_ADD("palette", 0x100*2)
|
||||
MCFG_PALETTE_FORMAT(xBBBBBGGGGGRRRRR)
|
||||
|
||||
MCFG_DEVICE_ADD("igs017_igs031", IGS017_IGS031, 0)
|
||||
MCFG_GFX_PALETTE("palette")
|
||||
|
||||
|
||||
/* sound hardware */
|
||||
MCFG_SPEAKER_STANDARD_MONO("mono")
|
||||
@ -4360,7 +3927,7 @@ ROM_START( lhzb2 )
|
||||
ROM_LOAD16_WORD_SWAP( "m1101.u6", 0x000000, 0x400000, CRC(0114e9d1) SHA1(5b16170d3cd8b8e1662c949b7234fbdd2ca927f7) ) // FIXED BITS (0xxxxxxxxxxxxxxx)
|
||||
|
||||
ROM_REGION( 0x80000, "tilemaps", 0 ) // adddress scrambling
|
||||
ROM_LOAD( "m1103.u8", 0x00000, 0x80000, CRC(4d3776b4) SHA1(fa9b311b1a6ad56e136b66d090bc62ed5003b2f2) )
|
||||
ROM_LOAD16_WORD_SWAP( "m1103.u8", 0x00000, 0x80000, CRC(4d3776b4) SHA1(fa9b311b1a6ad56e136b66d090bc62ed5003b2f2) )
|
||||
|
||||
ROM_REGION( 0x80000, "oki", 0 )
|
||||
ROM_LOAD( "s1102.u23", 0x00000, 0x80000, CRC(51ffe245) SHA1(849011b186096add657ab20d49d260ec23363ef3) )
|
||||
@ -4376,7 +3943,7 @@ ROM_START( lhzb2a )
|
||||
ROM_LOAD16_WORD_SWAP( "m1101.u6", 0x000000, 0x400000, CRC(0114e9d1) SHA1(5b16170d3cd8b8e1662c949b7234fbdd2ca927f7) ) // FIXED BITS (0xxxxxxxxxxxxxxx)
|
||||
|
||||
ROM_REGION( 0x80000, "tilemaps", 0 ) // adddress scrambling
|
||||
ROM_LOAD( "m1103.u8", 0x00000, 0x80000, CRC(4d3776b4) SHA1(fa9b311b1a6ad56e136b66d090bc62ed5003b2f2) )
|
||||
ROM_LOAD16_WORD_SWAP( "m1103.u8", 0x00000, 0x80000, CRC(4d3776b4) SHA1(fa9b311b1a6ad56e136b66d090bc62ed5003b2f2) )
|
||||
|
||||
ROM_REGION( 0x80000, "oki", 0 )
|
||||
ROM_LOAD( "s1102.u23", 0x00000, 0x80000, CRC(51ffe245) SHA1(849011b186096add657ab20d49d260ec23363ef3) )
|
||||
@ -4489,7 +4056,7 @@ ROM_START( mgdha )
|
||||
ROM_LOAD( "m1001.u4", 0x000000, 0x400000, CRC(0cfb60d6) SHA1(e099aca730e7fd91a72915c27e569ad3d21f0d8f) ) // FIXED BITS (xxxxxxx0xxxxxxxx)
|
||||
|
||||
ROM_REGION( 0x20000, "tilemaps", 0 )
|
||||
ROM_LOAD( "text.u6", 0x00000, 0x20000, CRC(db50f8fc) SHA1(e2ce4a42f5bdc0b4b7988ad9e8d14661f17c3d51) )
|
||||
ROM_LOAD16_WORD_SWAP( "text.u6", 0x00000, 0x20000, CRC(db50f8fc) SHA1(e2ce4a42f5bdc0b4b7988ad9e8d14661f17c3d51) )
|
||||
|
||||
ROM_REGION( 0x80000, "oki", 0 )
|
||||
ROM_LOAD( "s1002.u22", 0x00000, 0x80000, CRC(ac6b55f2) SHA1(7ff91fd1107272ad6bce071dc9ae2f374ebf5e3e) )
|
||||
|
||||
@ -1054,9 +1054,9 @@ ROM_START( haunthig )
|
||||
|
||||
// are these PGM-like sprites?
|
||||
ROM_REGION( 0x400000, "gfx2", 0 )
|
||||
ROM_LOAD( "haunted-h_cg.u32", 0x000000, 0x400000, CRC(e0ea10e6) SHA1(e81be78fea93e72d4b1f4c0b58560bda46cf7948) )
|
||||
ROM_LOAD( "haunted-h_cg.u32", 0x000000, 0x400000, CRC(e0ea10e6) SHA1(e81be78fea93e72d4b1f4c0b58560bda46cf7948) ) // FIXED BITS (xxxxxxx0xxxxxxxx)
|
||||
ROM_REGION( 0x400000, "gfx3", 0 )
|
||||
ROM_LOAD( "haunted-h_ext.u12", 0x000000, 0x400000, CRC(662eb883) SHA1(831ebe29e1e7a8b2c2fff7fbc608975771c3486c) )
|
||||
ROM_LOAD( "haunted-h_ext.u12", 0x000000, 0x400000, CRC(662eb883) SHA1(831ebe29e1e7a8b2c2fff7fbc608975771c3486c) ) // FIXED BITS (xxxxxxxx0xxxxxxx)
|
||||
|
||||
|
||||
ROM_REGION( 0x200000, "oki", 0 )
|
||||
@ -1065,6 +1065,7 @@ ROM_END
|
||||
|
||||
|
||||
|
||||
|
||||
void igs_m027_state::pgm_create_dummy_internal_arm_region()
|
||||
{
|
||||
UINT16 *temp16 = (UINT16 *)memregion("maincpu")->base();
|
||||
|
||||
436
src/mame/video/igs017_igs031.c
Normal file
436
src/mame/video/igs017_igs031.c
Normal file
@ -0,0 +1,436 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Pierpaolo Prazzoli, Luca Elia
|
||||
|
||||
/* IGS017 / IGS031 video device */
|
||||
|
||||
/*
|
||||
|
||||
what's the difference between IGS017 and IGS031? encryption?
|
||||
|
||||
all the known IGS017 / IGS031 games use the following memory map, is the IGS017 / IGS031 providing the interface to the 8255, or is it coincidence?
|
||||
|
||||
AM_RANGE( 0x1000, 0x17ff ) AM_RAM AM_SHARE("spriteram")
|
||||
AM_RANGE( 0x1800, 0x1bff ) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
|
||||
AM_RANGE( 0x1c00, 0x1fff ) AM_RAM
|
||||
AM_RANGE( 0x2010, 0x2013 ) AM_DEVREAD("ppi8255", i8255_device, read)
|
||||
AM_RANGE( 0x2012, 0x2012 ) AM_WRITE(video_disable_w )
|
||||
AM_RANGE( 0x2014, 0x2014 ) AM_WRITE(nmi_enable_w )
|
||||
AM_RANGE( 0x2015, 0x2015 ) AM_WRITE(irq_enable_w )
|
||||
AM_RANGE( 0x4000, 0x5fff ) AM_RAM_WRITE(fg_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0x6000, 0x7fff ) AM_RAM_WRITE(bg_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
*/
|
||||
|
||||
|
||||
|
||||
#include "emu.h"
|
||||
#include "igs017_igs031.h"
|
||||
|
||||
|
||||
|
||||
DEVICE_ADDRESS_MAP_START( map, 8, igs017_igs031_device )
|
||||
AM_RANGE( 0x1000, 0x17ff ) AM_RAM AM_SHARE("spriteram")
|
||||
// AM_RANGE( 0x1800, 0x1bff ) AM_RAM //_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
|
||||
AM_RANGE( 0x1800, 0x1bff ) AM_RAM_WRITE(palram_w) AM_SHARE("palram")
|
||||
AM_RANGE( 0x1c00, 0x1fff ) AM_RAM
|
||||
|
||||
AM_RANGE( 0x2010, 0x2013 ) AM_READ(i8255_r)
|
||||
AM_RANGE( 0x2012, 0x2012 ) AM_WRITE(video_disable_w )
|
||||
|
||||
AM_RANGE( 0x2014, 0x2014 ) AM_WRITE(nmi_enable_w )
|
||||
AM_RANGE( 0x2015, 0x2015 ) AM_WRITE(irq_enable_w )
|
||||
|
||||
AM_RANGE( 0x4000, 0x5fff ) AM_RAM_WRITE(fg_w ) AM_SHARE("fg_videoram")
|
||||
AM_RANGE( 0x6000, 0x7fff ) AM_RAM_WRITE(bg_w ) AM_SHARE("bg_videoram")
|
||||
|
||||
ADDRESS_MAP_END
|
||||
|
||||
READ8_MEMBER(igs017_igs031_device::i8255_r)
|
||||
{
|
||||
if (m_i8255)
|
||||
return m_i8255->read(space, offset);
|
||||
|
||||
logerror("igs017_igs031_device::i8255_r with no 8255 device %02x\n", offset);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static const gfx_layout layout_8x8x4 =
|
||||
{
|
||||
8,8,
|
||||
RGN_FRAC(1,1),
|
||||
4,
|
||||
{ 8*3,8*2,8*1,8*0 },
|
||||
{ STEP8(0, 1) },
|
||||
{ STEP8(0, 8*4) },
|
||||
8*8*4
|
||||
};
|
||||
|
||||
GFXDECODE_MEMBER( igs017_igs031_device::gfxinfo )
|
||||
GFXDECODE_DEVICE( "^tilemaps", 0, layout_8x8x4, 0, 16 )
|
||||
// GFXDECODE_DEVICE( DEVICE_SELF, 0, spritelayout, 0, 0x1000 )
|
||||
GFXDECODE_END
|
||||
|
||||
|
||||
const device_type IGS017_IGS031 = &device_creator<igs017_igs031_device>;
|
||||
|
||||
igs017_igs031_device::igs017_igs031_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
|
||||
: device_t(mconfig, IGS017_IGS031, "IGS017_IGS031", tag, owner, clock, "igs017_igs031", __FILE__),
|
||||
device_gfx_interface(mconfig, *this, gfxinfo),
|
||||
device_video_interface(mconfig, *this),
|
||||
device_memory_interface(mconfig, *this),
|
||||
m_space_config("igs017_igs031", ENDIANNESS_BIG, 8,15, 0, address_map_delegate(FUNC(igs017_igs031_device::map), this)),
|
||||
m_spriteram(*this, "spriteram", 0),
|
||||
m_fg_videoram(*this, "fg_videoram", 0),
|
||||
m_bg_videoram(*this, "bg_videoram", 0),
|
||||
m_palram(*this, "palram", 0),
|
||||
m_i8255(*this, "^ppi8255"),
|
||||
m_palette(*this, "^palette")
|
||||
{
|
||||
m_palette_scramble_cb = igs017_igs031_palette_scramble_delegate(FUNC(igs017_igs031_device::palette_callback_straight), this);
|
||||
}
|
||||
|
||||
const address_space_config *igs017_igs031_device::memory_space_config(address_spacenum spacenum) const
|
||||
{
|
||||
return (spacenum == 0) ? &m_space_config : NULL;
|
||||
}
|
||||
|
||||
UINT16 igs017_igs031_device::palette_callback_straight(UINT16 bgr)
|
||||
{
|
||||
return bgr;
|
||||
}
|
||||
|
||||
|
||||
// static
|
||||
void igs017_igs031_device::set_palette_scramble_cb(device_t &device,igs017_igs031_palette_scramble_delegate newtilecb)
|
||||
{
|
||||
igs017_igs031_device &dev = downcast<igs017_igs031_device &>(device);
|
||||
dev.m_palette_scramble_cb = newtilecb;
|
||||
}
|
||||
|
||||
|
||||
void igs017_igs031_device::device_start()
|
||||
{
|
||||
m_palette_scramble_cb.bind_relative_to(*owner());
|
||||
|
||||
m_fg_tilemap = &machine().tilemap().create(*this, tilemap_get_info_delegate(FUNC(igs017_igs031_device::get_fg_tile_info),this),TILEMAP_SCAN_ROWS,8,8,64,32);
|
||||
m_bg_tilemap = &machine().tilemap().create(*this, tilemap_get_info_delegate(FUNC(igs017_igs031_device::get_bg_tile_info),this),TILEMAP_SCAN_ROWS,8,8,64,32);
|
||||
|
||||
|
||||
|
||||
m_fg_tilemap->set_transparent_pen(0xf);
|
||||
m_bg_tilemap->set_transparent_pen(0xf);
|
||||
|
||||
m_toggle = 0;
|
||||
m_debug_addr = 0;
|
||||
m_debug_width = 512;
|
||||
|
||||
|
||||
}
|
||||
|
||||
void igs017_igs031_device::video_start()
|
||||
{
|
||||
// make sure thie happens AFTER driver init, or things won't work
|
||||
expand_sprites();
|
||||
}
|
||||
|
||||
|
||||
void igs017_igs031_device::device_reset()
|
||||
{
|
||||
m_video_disable = 0;
|
||||
m_nmi_enable = 0;
|
||||
m_irq_enable = 0;
|
||||
}
|
||||
|
||||
READ8_MEMBER(igs017_igs031_device::read)
|
||||
{
|
||||
return space_r(offset);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::write)
|
||||
{
|
||||
space_w(offset, data);
|
||||
}
|
||||
|
||||
|
||||
void igs017_igs031_device::space_w(int offset, UINT8 data)
|
||||
{
|
||||
space().write_byte(offset, data);
|
||||
}
|
||||
|
||||
UINT8 igs017_igs031_device::space_r(int offset)
|
||||
{
|
||||
return space().read_byte(offset);
|
||||
}
|
||||
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::video_disable_w)
|
||||
{
|
||||
m_video_disable = data & 1;
|
||||
if (data & (~1))
|
||||
logerror("%s: unknown bits of video_disable written = %02x\n", machine().describe_context(), data);
|
||||
// popmessage("VIDEO %02X",data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::palram_w)
|
||||
{
|
||||
m_palram[offset] = data;
|
||||
|
||||
offset &= ~1;
|
||||
|
||||
int bgr = (m_palram[offset+1] << 8) | (m_palram[offset]);
|
||||
|
||||
// bitswap (some games)
|
||||
bgr = m_palette_scramble_cb(bgr);
|
||||
|
||||
m_palette->set_pen_color(offset/2, pal5bit(bgr >> 0), pal5bit(bgr >> 5), pal5bit(bgr >> 10));
|
||||
|
||||
}
|
||||
|
||||
|
||||
#define COLOR(_X) (((_X)>>2)&7)
|
||||
|
||||
TILE_GET_INFO_MEMBER(igs017_igs031_device::get_fg_tile_info)
|
||||
{
|
||||
int code = m_fg_videoram[tile_index*4+0] + (m_fg_videoram[tile_index*4+1] << 8);
|
||||
int attr = m_fg_videoram[tile_index*4+2] + (m_fg_videoram[tile_index*4+3] << 8);
|
||||
SET_TILE_INFO_MEMBER(0, code, COLOR(attr), TILE_FLIPXY( attr >> 5 ));
|
||||
}
|
||||
TILE_GET_INFO_MEMBER(igs017_igs031_device::get_bg_tile_info)
|
||||
{
|
||||
int code = m_bg_videoram[tile_index*4+0] + (m_bg_videoram[tile_index*4+1] << 8);
|
||||
int attr = m_bg_videoram[tile_index*4+2] + (m_bg_videoram[tile_index*4+3] << 8);
|
||||
SET_TILE_INFO_MEMBER(0, code, COLOR(attr)+8, TILE_FLIPXY( attr >> 5 ));
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::fg_w)
|
||||
{
|
||||
m_fg_videoram[offset] = data;
|
||||
m_fg_tilemap->mark_tile_dirty(offset/4);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::bg_w)
|
||||
{
|
||||
m_bg_videoram[offset] = data;
|
||||
m_bg_tilemap->mark_tile_dirty(offset/4);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
// Eeach 16 bit word in the sprites gfx roms contains three 5 bit pens: x-22222-11111-00000 (little endian!).
|
||||
// This routine expands each word into three bytes.
|
||||
void igs017_igs031_device::expand_sprites()
|
||||
{
|
||||
UINT8 *rom = memregion("^sprites")->base();
|
||||
int size = memregion("^sprites")->bytes();
|
||||
int i;
|
||||
|
||||
m_sprites_gfx_size = size / 2 * 3;
|
||||
m_sprites_gfx = auto_alloc_array(machine(), UINT8, m_sprites_gfx_size);
|
||||
|
||||
for (i = 0; i < size / 2 ; i++)
|
||||
{
|
||||
UINT16 pens = (rom[i*2+1] << 8) | rom[i*2];
|
||||
|
||||
m_sprites_gfx[i * 3 + 0] = (pens >> 0) & 0x1f;
|
||||
m_sprites_gfx[i * 3 + 1] = (pens >> 5) & 0x1f;
|
||||
m_sprites_gfx[i * 3 + 2] = (pens >> 10) & 0x1f;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
Sprites Format
|
||||
|
||||
Offset: Bits: Value:
|
||||
|
||||
0.b Y (low)
|
||||
|
||||
1.b 7654 32-- Size Y (low)
|
||||
---- --10 Y (high)
|
||||
|
||||
2.b 7654 3--- X (low)
|
||||
---- -210 Size Y (high)
|
||||
|
||||
3.b 76-- ---- Size X (low)
|
||||
--5- ----
|
||||
---4 3210 X (high)
|
||||
|
||||
4.b 76-- ---- Code (low)
|
||||
--54 3210 Size X (high)
|
||||
|
||||
5.b Code (mid low)
|
||||
|
||||
6.b Code (mid high)
|
||||
|
||||
7.b 765- ---- Color
|
||||
---4 ---- Flip X
|
||||
---- 3---
|
||||
---- -210 Code (high)
|
||||
|
||||
Code = ROM Address / 2 = Pixel / 3
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
void igs017_igs031_device::draw_sprite(bitmap_ind16 &bitmap,const rectangle &cliprect, int sx, int sy, int dimx, int dimy, int flipx, int flipy, int color, int addr)
|
||||
{
|
||||
// prepare GfxElement on the fly
|
||||
|
||||
// Bounds checking
|
||||
if ( addr + dimx * dimy >= m_sprites_gfx_size )
|
||||
return;
|
||||
|
||||
gfx_element gfx(m_palette, m_sprites_gfx + addr, dimx, dimy, dimx, m_palette->entries(), 0x100, 32);
|
||||
|
||||
gfx.transpen(bitmap,cliprect,
|
||||
0, color,
|
||||
flipx, flipy,
|
||||
sx, sy, 0x1f );
|
||||
}
|
||||
|
||||
void igs017_igs031_device::draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect)
|
||||
{
|
||||
UINT8 *s = m_spriteram;
|
||||
UINT8 *end = m_spriteram + 0x800;
|
||||
|
||||
for ( ; s < end; s += 8 )
|
||||
{
|
||||
int x,y, sx,sy, dimx,dimy, flipx,flipy, addr,color;
|
||||
|
||||
y = s[0] + (s[1] << 8);
|
||||
x = s[2] + (s[3] << 8);
|
||||
addr = (s[4] >> 6) | (s[5] << 2) | (s[6] << 10) | ((s[7] & 0x07) << 18);
|
||||
addr *= 3;
|
||||
|
||||
flipx = s[7] & 0x10;
|
||||
flipy = 0;
|
||||
|
||||
dimx = ((((s[4] & 0x3f)<<2) | ((s[3] & 0xc0)>>6))+1) * 3;
|
||||
dimy = ((y >> 10) | ((x & 0x03)<<6))+1;
|
||||
|
||||
x >>= 3;
|
||||
sx = (x & 0x1ff) - (x & 0x200);
|
||||
sy = (y & 0x1ff) - (y & 0x200);
|
||||
|
||||
// sprites list stop (used by mgdh & sdmg2 during don den)
|
||||
if (sy == -0x200)
|
||||
break;
|
||||
|
||||
color = (s[7] & 0xe0) >> 5;
|
||||
|
||||
draw_sprite(bitmap, cliprect, sx, sy, dimx, dimy, flipx, flipy, color, addr);
|
||||
}
|
||||
}
|
||||
|
||||
// A simple gfx viewer (toggle with T)
|
||||
int igs017_igs031_device::debug_viewer(bitmap_ind16 &bitmap,const rectangle &cliprect)
|
||||
{
|
||||
#ifdef MAME_DEBUG
|
||||
if (machine().input().code_pressed_once(KEYCODE_T)) m_toggle = 1-m_toggle;
|
||||
if (m_toggle) {
|
||||
int h = 256, w = m_debug_width, a = m_debug_addr;
|
||||
|
||||
if (machine().input().code_pressed(KEYCODE_O)) w += 1;
|
||||
if (machine().input().code_pressed(KEYCODE_I)) w -= 1;
|
||||
|
||||
if (machine().input().code_pressed(KEYCODE_U)) w += 8;
|
||||
if (machine().input().code_pressed(KEYCODE_Y)) w -= 8;
|
||||
|
||||
if (machine().input().code_pressed(KEYCODE_RIGHT)) a += 1;
|
||||
if (machine().input().code_pressed(KEYCODE_LEFT)) a -= 1;
|
||||
|
||||
if (machine().input().code_pressed(KEYCODE_DOWN)) a += w;
|
||||
if (machine().input().code_pressed(KEYCODE_UP)) a -= w;
|
||||
|
||||
if (machine().input().code_pressed(KEYCODE_PGDN)) a += w * h;
|
||||
if (machine().input().code_pressed(KEYCODE_PGUP)) a -= w * h;
|
||||
|
||||
if (a < 0) a = 0;
|
||||
if (a > m_sprites_gfx_size) a = m_sprites_gfx_size;
|
||||
|
||||
if (w <= 0) w = 0;
|
||||
if (w > 1024) w = 1024;
|
||||
|
||||
bitmap.fill(0, cliprect);
|
||||
|
||||
draw_sprite(bitmap, cliprect, 0,0, w,h, 0,0, 0, a);
|
||||
|
||||
popmessage("a: %08X w: %03X p: %02x-%02x-%02x",a,w,m_sprites_gfx[a/3*3+0],m_sprites_gfx[a/3*3+1],m_sprites_gfx[a/3*3+2]);
|
||||
m_debug_addr = a;
|
||||
m_debug_width = w;
|
||||
osd_sleep(200000);
|
||||
return 1;
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
UINT32 igs017_igs031_device::screen_update_igs017(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
|
||||
{
|
||||
int layers_ctrl = -1;
|
||||
|
||||
#ifdef MAME_DEBUG
|
||||
if (machine().input().code_pressed(KEYCODE_Z))
|
||||
{
|
||||
int mask = 0;
|
||||
if (machine().input().code_pressed(KEYCODE_Q)) mask |= 1;
|
||||
if (machine().input().code_pressed(KEYCODE_W)) mask |= 2;
|
||||
if (machine().input().code_pressed(KEYCODE_A)) mask |= 4;
|
||||
if (mask != 0) layers_ctrl &= mask;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (debug_viewer(bitmap,cliprect))
|
||||
return 0;
|
||||
|
||||
bitmap.fill(m_palette->black_pen(), cliprect);
|
||||
|
||||
if (m_video_disable)
|
||||
return 0;
|
||||
|
||||
if (layers_ctrl & 1) m_bg_tilemap->draw(screen, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0);
|
||||
|
||||
if (layers_ctrl & 4) draw_sprites(bitmap, cliprect);
|
||||
|
||||
if (layers_ctrl & 2) m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#if 0
|
||||
WRITE16_MEMBER(igs017_igs031_device::irq_enable_w)
|
||||
{
|
||||
if (ACCESSING_BITS_0_7)
|
||||
m_irq_enable = data & 1;
|
||||
|
||||
if (data != 0 && data != 1 && data != 0xff)
|
||||
logerror("%s: irq_enable = %04x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE16_MEMBER(igs017_igs031_device::nmi_enable_w)
|
||||
{
|
||||
if (ACCESSING_BITS_0_7)
|
||||
m_nmi_enable = data & 1;
|
||||
|
||||
if (data != 0 && data != 1 && data != 0xff)
|
||||
logerror("%s: nmi_enable = %04x\n", machine().describe_context(), data);
|
||||
}
|
||||
#endif
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::nmi_enable_w)
|
||||
{
|
||||
m_nmi_enable = data & 1;
|
||||
if (data & (~1))
|
||||
logerror("%s: nmi_enable = %02x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(igs017_igs031_device::irq_enable_w)
|
||||
{
|
||||
m_irq_enable = data & 1;
|
||||
if (data & (~1))
|
||||
logerror("%s: irq_enable = %02x\n", machine().describe_context(), data);
|
||||
}
|
||||
|
||||
|
||||
97
src/mame/video/igs017_igs031.h
Normal file
97
src/mame/video/igs017_igs031.h
Normal file
@ -0,0 +1,97 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Pierpaolo Prazzoli, Luca Elia
|
||||
|
||||
#include "machine/i8255.h"
|
||||
|
||||
typedef device_delegate<UINT16 (UINT16)> igs017_igs031_palette_scramble_delegate;
|
||||
|
||||
#define MCFG_PALETTE_SCRAMBLE_CB( _class, _method) \
|
||||
igs017_igs031_device::set_palette_scramble_cb(*device, igs017_igs031_palette_scramble_delegate(&_class::_method, #_class "::" #_method, NULL, (_class *)0));
|
||||
|
||||
|
||||
class igs017_igs031_device : public device_t,
|
||||
public device_gfx_interface,
|
||||
public device_video_interface,
|
||||
public device_memory_interface
|
||||
{
|
||||
//static const gfx_layout tilelayout, spritelayout;
|
||||
DECLARE_GFXDECODE_MEMBER(gfxinfo);
|
||||
|
||||
public:
|
||||
igs017_igs031_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
|
||||
|
||||
|
||||
static void set_palette_scramble_cb(device_t &device,igs017_igs031_palette_scramble_delegate newtilecb);
|
||||
|
||||
|
||||
UINT16 palette_callback_straight(UINT16 bgr);
|
||||
|
||||
igs017_igs031_palette_scramble_delegate m_palette_scramble_cb;
|
||||
|
||||
DECLARE_ADDRESS_MAP(map, 8);
|
||||
|
||||
DECLARE_READ8_MEMBER(read);
|
||||
DECLARE_WRITE8_MEMBER(write);
|
||||
|
||||
|
||||
int m_toggle;
|
||||
int m_debug_addr;
|
||||
int m_debug_width;
|
||||
UINT8 m_video_disable;
|
||||
tilemap_t *m_fg_tilemap;
|
||||
tilemap_t *m_bg_tilemap;
|
||||
UINT8 *m_sprites_gfx;
|
||||
int m_sprites_gfx_size;
|
||||
|
||||
int get_nmi_enable() { return m_nmi_enable; }
|
||||
int get_irq_enable() { return m_irq_enable; }
|
||||
|
||||
|
||||
int m_nmi_enable;
|
||||
int m_irq_enable;
|
||||
|
||||
|
||||
DECLARE_WRITE8_MEMBER(palram_w);
|
||||
DECLARE_READ8_MEMBER(i8255_r);
|
||||
|
||||
DECLARE_WRITE8_MEMBER(video_disable_w);
|
||||
|
||||
|
||||
TILE_GET_INFO_MEMBER(get_fg_tile_info);
|
||||
TILE_GET_INFO_MEMBER(get_bg_tile_info);
|
||||
|
||||
DECLARE_WRITE8_MEMBER(fg_w);
|
||||
DECLARE_WRITE8_MEMBER(bg_w);
|
||||
|
||||
void space_w(int offset, UINT8 data);
|
||||
UINT8 space_r(int offset);
|
||||
|
||||
void expand_sprites();
|
||||
void draw_sprite(bitmap_ind16 &bitmap, const rectangle &cliprect, int sx, int sy, int dimx, int dimy, int flipx, int flipy, int color, int addr);
|
||||
void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
int debug_viewer(bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
UINT32 screen_update_igs017(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
DECLARE_WRITE8_MEMBER(nmi_enable_w);
|
||||
DECLARE_WRITE8_MEMBER(irq_enable_w);
|
||||
virtual void video_start();
|
||||
|
||||
protected:
|
||||
virtual void device_start();
|
||||
virtual void device_reset();
|
||||
|
||||
virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const;
|
||||
|
||||
address_space_config m_space_config;
|
||||
|
||||
public:
|
||||
required_shared_ptr<UINT8> m_spriteram;
|
||||
required_shared_ptr<UINT8> m_fg_videoram;
|
||||
required_shared_ptr<UINT8> m_bg_videoram;
|
||||
required_shared_ptr<UINT8> m_palram;
|
||||
optional_device<i8255_device> m_i8255;
|
||||
required_device<palette_device> m_palette;
|
||||
|
||||
private:
|
||||
};
|
||||
|
||||
extern const device_type IGS017_IGS031;
|
||||
Loading…
Reference in New Issue
Block a user