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ssv: removed offset values from the init; the offset now are handled by the CRT registers [Roberto Zandona']

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Roberto Zandona 2010-09-11 13:58:51 +00:00
parent 9802dd01e7
commit fa513efd5e
3 changed files with 26 additions and 45 deletions
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65
src/mame/drivers/ssv.c
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@ -2639,7 +2639,7 @@ static const es5506_interface es5506_config =
***************************************************************************/
static void init_ssv(running_machine *machine, int sprites_offsy, int tilemap_offsx, int interrupt_ultrax)
static void init_ssv(running_machine *machine, int interrupt_ultrax)
{
ssv_state *state = machine->driver_data<ssv_state>();
int i;
@ -2650,9 +2650,6 @@ static void init_ssv(running_machine *machine, int sprites_offsy, int tilemap_of
( (i & 1) ? (8 << 16) : 0 ) ;
ssv_enable_video(machine, 1);
state->interrupt_ultrax = interrupt_ultrax;
state->sprites_offsy = sprites_offsy;
state->tilemap_offsx = tilemap_offsx;
}
static void init_hypreac2(running_machine *machine)
@ -2664,46 +2661,30 @@ static void init_hypreac2(running_machine *machine)
state->tile_code[i] = (i << 16);
}
// [1c0070-71 & 0x03ff] is the global y offset for tilemaps (it's negative if [1c0070-71 & 0x0200] == 0x0200)
// 1c006a-6b is the y start visible area
// tilemap_offsy = (1c0070-71) + (1c006a-6b)
// drifto94:
// 70-71 = 0x300 -> -0x100
// 6a-6b = 0x13
// tilemap_offsy = -0x100 + 0x13 = -0xed
// gdfs:
// 70-71 = 0x3ec -> -0x14
// 6a-6b = 0x12
// tilemap_offsy = -0x14 + 0x12 = -0x02
// twineagl:
// 70-71 = 0xffec -> 0x03ec -> -0x14
// 6a-6b = 12
// tilemap_offsy = -0x14 + 0x12 = -0x02
static DRIVER_INIT( drifto94 ) { init_ssv(machine, +0xec, +0, 0); }
static DRIVER_INIT( eaglshot ) { init_ssv(machine, +0xf0, +0, 0); init_hypreac2(machine); }
static DRIVER_INIT( gdfs ) { init_ssv(machine, +0x00, +0, 0); }
static DRIVER_INIT( hypreact ) { init_ssv(machine, +0xe8, +0, 0); }
static DRIVER_INIT( hypreac2 ) { init_ssv(machine, +0xe8, +0, 0); init_hypreac2(machine); }
static DRIVER_INIT( janjans1 ) { init_ssv(machine, +0xe8, +0, 0); }
static DRIVER_INIT( keithlcy ) { init_ssv(machine, +0xec, +0, 0); }
static DRIVER_INIT( meosism ) { init_ssv(machine, +0xe4, +0, 0); }
static DRIVER_INIT( mslider ) { init_ssv(machine, +0xf0, +0, 0); }
static DRIVER_INIT( ryorioh ) { init_ssv(machine, +0xe8, +0, 0); }
static DRIVER_INIT( srmp4 ) { init_ssv(machine, +0xec, +0, 0);
static DRIVER_INIT( drifto94 ) { init_ssv(machine, 0); }
static DRIVER_INIT( eaglshot ) { init_ssv(machine, 0); init_hypreac2(machine); }
static DRIVER_INIT( gdfs ) { init_ssv(machine, 0); }
static DRIVER_INIT( hypreact ) { init_ssv(machine, 0); }
static DRIVER_INIT( hypreac2 ) { init_ssv(machine, 0); init_hypreac2(machine); }
static DRIVER_INIT( janjans1 ) { init_ssv(machine, 0); }
static DRIVER_INIT( keithlcy ) { init_ssv(machine, 0); }
static DRIVER_INIT( meosism ) { init_ssv(machine, 0); }
static DRIVER_INIT( mslider ) { init_ssv(machine, 0); }
static DRIVER_INIT( ryorioh ) { init_ssv(machine, 0); }
static DRIVER_INIT( srmp4 ) { init_ssv(machine, 0);
// ((UINT16 *)memory_region(machine, "user1"))[0x2b38/2] = 0x037a; /* patch to see gal test mode */
}
static DRIVER_INIT( srmp7 ) { init_ssv(machine, -0x0f, +0, 0); }
static DRIVER_INIT( stmblade ) { init_ssv(machine, +0xf0, +0, 0); }
static DRIVER_INIT( survarts ) { init_ssv(machine, +0xe4, +0, 0); }
static DRIVER_INIT( dynagear ) { init_ssv(machine, +0xec, +0, 0); }
static DRIVER_INIT( sxyreact ) { init_ssv(machine, +0xe8, +0, 0); init_hypreac2(machine); }
static DRIVER_INIT( cairblad ) { init_ssv(machine, +0xe8, +0, 0); init_hypreac2(machine); }
static DRIVER_INIT( sxyreac2 ) { init_ssv(machine, +0xe8, +0, 0); init_hypreac2(machine); }
static DRIVER_INIT( twineag2 ) { init_ssv(machine, +0x01, +0, 1); }
static DRIVER_INIT( ultrax ) { init_ssv(machine, +0x01, +0, 1); }
static DRIVER_INIT( vasara ) { init_ssv(machine, +0xf0, +0, 0); }
static DRIVER_INIT( jsk ) { init_ssv(machine, +0xf5, +0, 0); }
static DRIVER_INIT( srmp7 ) { init_ssv(machine, 0); }
static DRIVER_INIT( stmblade ) { init_ssv(machine, 0); }
static DRIVER_INIT( survarts ) { init_ssv(machine, 0); }
static DRIVER_INIT( dynagear ) { init_ssv(machine, 0); }
static DRIVER_INIT( sxyreact ) { init_ssv(machine, 0); init_hypreac2(machine); }
static DRIVER_INIT( cairblad ) { init_ssv(machine, 0); init_hypreac2(machine); }
static DRIVER_INIT( sxyreac2 ) { init_ssv(machine, 0); init_hypreac2(machine); }
static DRIVER_INIT( twineag2 ) { init_ssv(machine, 1); }
static DRIVER_INIT( ultrax ) { init_ssv(machine, 1); }
static DRIVER_INIT( vasara ) { init_ssv(machine, 0); }
static DRIVER_INIT( jsk ) { init_ssv(machine, 0); }
static MACHINE_CONFIG_START( ssv, ssv_state )

2
src/mame/includes/ssv.h
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@ -12,8 +12,6 @@ public:
int tile_code[16];
int enable_video;
int sprites_offsy;
int tilemap_offsx;
int shadow_pen_mask;
int shadow_pen_shift;

4
src/mame/video/ssv.c
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@ -674,7 +674,7 @@ static void draw_row(running_machine *machine, bitmap_t *bitmap, const rectangle
y += sy;
/* Tweak the scroll values (game specific) */
x += state->tilemap_offsx;
// x += 0;
y += ((ssv_scroll[0x70/2] & 0x1ff) - (ssv_scroll[0x70/2] & 0x200) + ssv_scroll[0x6a/2] + 2);
/* Draw the rows */
@ -895,6 +895,8 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
// sprites can use x and y coordinates relative to a side, the other side or the center
// for now we use a kludge
if (ssv_scroll[0x74/2] & 0x8000)
{
if (ssv_scroll[0x76/2] & 0x4000) { // twineag2, ultrax