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Actually fixed colors for good in Wink

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This commit is contained in:
Angelo Salese 2009-12-02 16:57:34 +00:00
parent 214b3564e9
commit 05fc796369
1 changed files with 34 additions and 59 deletions
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93
src/mame/drivers/wink.c
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@ -6,9 +6,9 @@
TODO:
- better interrupts?
- finish sound
- colors?
- fix protection properly
- better handling of nvram? it loses the default values
- I need a better comparison screenshot to be sure about the colors.
*/
#include "driver.h"
@ -20,6 +20,30 @@ static UINT8 sound_flag;
static UINT8 tile_bank = 0;
//static UINT8 player_mux = 0;
static TILE_GET_INFO( get_bg_tile_info )
{
int code = machine->generic.videoram.u8[tile_index];
code |= 0x200 * tile_bank;
// the 2 parts of the screen use different tile banking
if(tile_index < 0x360)
{
code |= 0x100;
}
SET_TILE_INFO(0, code, 0, 0);
}
static VIDEO_START( wink )
{
bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_rows, 8, 8, 32, 32);
}
static VIDEO_UPDATE( wink )
{
tilemap_draw(bitmap, cliprect, bg_tilemap, 0, 0);
return 0;
}
static WRITE8_HANDLER( bgram_w )
{
@ -94,22 +118,14 @@ static WRITE8_HANDLER( prot_w )
//take a9-a15 and stuff them in a variable for later use.
}
static ADDRESS_MAP_START( wink_io, ADDRESS_SPACE_IO, 8 )
ADDRESS_MAP_GLOBAL_MASK(0xff)
/*
i/o 00-1F is used by the video circuits.
it is used to select access to the palet-ram address-bus.
either from the system-bus for loading the palet-data or from the xor-registers
for displaying the content.
so it's a palet-ram write-enable.
*/
AM_RANGE(0x00, 0x1f) AM_RAM AM_BASE_GENERIC(colorram) //?
AM_RANGE(0x20, 0x20) AM_WRITENOP //??? seems unused..
AM_RANGE(0x00, 0x1f) AM_RAM_WRITE(paletteram_xxxxBBBBRRRRGGGG_le_w) AM_BASE_GENERIC(paletteram) //0x10-0x1f is likely to be something else
// AM_RANGE(0x20, 0x20) AM_WRITENOP //??? seems unused..
AM_RANGE(0x21, 0x21) AM_WRITE(player_mux_w) //??? no mux on the pcb.
AM_RANGE(0x22, 0x22) AM_WRITE(tile_banking_w)
AM_RANGE(0x23, 0x23) AM_WRITENOP //?
AM_RANGE(0x24, 0x24) AM_WRITENOP //cab Knocker like in q-bert!
// AM_RANGE(0x23, 0x23) AM_WRITENOP //?
// AM_RANGE(0x24, 0x24) AM_WRITENOP //cab Knocker like in q-bert!
AM_RANGE(0x25, 0x27) AM_WRITE(wink_coin_counter_w)
AM_RANGE(0x40, 0x40) AM_WRITE(soundlatch_w)
AM_RANGE(0x60, 0x60) AM_WRITE(sound_irq_w)
@ -117,7 +133,7 @@ so it's a palet-ram write-enable.
AM_RANGE(0xa0, 0xa0) AM_READ(player_inputs_r)
AM_RANGE(0xa4, 0xa4) AM_READ_PORT("DSW1") //dipswitch bank2
AM_RANGE(0xa8, 0xa8) AM_READ_PORT("DSW2") //dipswitch bank1
AM_RANGE(0xac, 0xac) AM_WRITENOP //protection - loads video xor unit (written only once at startup)
// AM_RANGE(0xac, 0xac) AM_WRITENOP //protection - loads video xor unit (written only once at startup)
AM_RANGE(0xb0, 0xb0) AM_READ_PORT("DSW3") //unused inputs
AM_RANGE(0xb4, 0xb4) AM_READ_PORT("DSW4") //dipswitch bank3
AM_RANGE(0xc0, 0xdf) AM_WRITE(prot_w) //load load protection-buffer from upper address bus
@ -254,37 +270,12 @@ static INPUT_PORTS_START( wink )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
INPUT_PORTS_END
static TILE_GET_INFO( get_bg_tile_info )
{
int code = machine->generic.videoram.u8[tile_index];
code |= 0x200 * tile_bank;
// the 2 parts of the screen use different tile banking
if(tile_index < 0x360)
{
code |= 0x100;
}
SET_TILE_INFO(0, code, 0, 0);
}
static VIDEO_START( wink )
{
bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_rows, 8, 8, 32, 32);
}
static VIDEO_UPDATE( wink )
{
tilemap_draw(bitmap, cliprect, bg_tilemap, 0, 0);
return 0;
}
static const gfx_layout charlayout =
{
8,8, /* 8*8 characters */
RGN_FRAC(1,3),
3,
{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
{ RGN_FRAC(0,3), RGN_FRAC(1,3), RGN_FRAC(2,3) },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
8*8 /* every char takes 8 consecutive bytes */
@ -320,21 +311,6 @@ static MACHINE_RESET( wink )
sound_flag = 0;
}
static PALETTE_INIT( wink )
{
int i;
/* Correct? */
for (i = 0; i < 8; i++)
{
rgb_t color;
color = MAKE_RGB(pal1bit(i >> 1), pal1bit(i >> 0), pal1bit(i >> 2));
palette_set_color(machine, i, color);
}
}
static MACHINE_DRIVER_START( wink )
/* basic machine hardware */
MDRV_CPU_ADD("maincpu", Z80, 12000000 / 4)
@ -359,8 +335,7 @@ static MACHINE_DRIVER_START( wink )
MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1)
MDRV_GFXDECODE(wink)
MDRV_PALETTE_LENGTH(32)
MDRV_PALETTE_INIT(wink)
MDRV_PALETTE_LENGTH(16)
MDRV_VIDEO_START(wink)
MDRV_VIDEO_UPDATE(wink)
@ -434,5 +409,5 @@ static DRIVER_INIT( wink )
ROM[i] += BITSWAP8(i & 0xff, 7,5,3,1,6,4,2,0);
}
GAME( 1985, wink, 0, wink, wink, wink, ROT0, "Midcoin", "Wink (set 1)", GAME_IMPERFECT_SOUND | GAME_WRONG_COLORS | GAME_UNEMULATED_PROTECTION )
GAME( 1985, winka, wink, wink, wink, wink, ROT0, "Midcoin", "Wink (set 2)", GAME_IMPERFECT_SOUND | GAME_WRONG_COLORS | GAME_UNEMULATED_PROTECTION )
GAME( 1985, wink, 0, wink, wink, wink, ROT0, "Midcoin", "Wink (set 1)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION )
GAME( 1985, winka, wink, wink, wink, wink, ROT0, "Midcoin", "Wink (set 2)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION )