static void draw_sprites( running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect )
{
trackfld_state *state = machine.driver_data<trackfld_state>();
UINT8 *spriteram = state->m_spriteram;
UINT8 *spriteram_2 = state->m_spriteram2;
int offs;
for (offs = state->m_spriteram.bytes() - 2; offs >= 0; offs -= 2)
{
int attr = spriteram_2[offs];
int code = spriteram[offs + 1];
int color = attr & 0x0f;
if (!state->m_sprites_gfx_banked)
if (attr&1) code|=0x100; // extra tile# bit for the yiear conversion, trackfld doesn't have this many sprites so it will just get masked
int flipx = ~attr & 0x40;
int flipy = attr & 0x80;
int sx = spriteram[offs] - 1;
int sy = 240 - spriteram_2[offs + 1];
if (state->flip_screen())
{
sy = 240 - sy;
flipy = !flipy;
}
/* Note that this adjustement must be done AFTER handling flip screen, thus */
/* proving that this is a hardware related "feature" */
sy += 1;
// to fix the title screen in yieartf it would have to be like this, the same as yiear.c, this should be verified on the hw
//
//if (offs < 0x26)
//{
// sy++; /* fix title screen & garbage at the bottom of the screen */
//}
drawgfx_transmask(bitmap, cliprect,
machine.gfx[0],
code + state->m_sprite_bank1 + state->m_sprite_bank2, color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[0], color, 0));
/* redraw with wraparound */
drawgfx_transmask(bitmap,cliprect,
machine.gfx[0],
code + state->m_sprite_bank1 + state->m_sprite_bank2, color,
flipx, flipy,
sx - 256, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[0], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
int offs;
for (offs = spriteram_size - 4;offs >= 0;offs -= 4)
{
int sx,sy,flipx,flipy,color,schar;
sx = spriteram[offs + 3];
sy = 241 - spriteram[offs + 1];
flipx = spriteram[offs] & 0x40;
flipy = spriteram[offs] & 0x80;
color = spriteram[offs] & 0x1f;
schar = spriteram[offs + 2] & 0x7f;
drawgfx_transmask(bitmap,&spritevisiblearea,machine->gfx[1],
schar,
color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
static void draw_sprites( running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect )
{
jailbrek_state *state = machine.driver_data<jailbrek_state>();
UINT8 *spriteram = state->m_spriteram;
int i;
for (i = 0; i < state->m_spriteram.bytes(); i += 4)
{
int attr = spriteram[i + 1]; // attributes = ?tyxcccc
int code = spriteram[i] + ((attr & 0x40) << 2);
int color = attr & 0x0f;
int flipx = attr & 0x10;
int flipy = attr & 0x20;
int sx = spriteram[i + 2] - ((attr & 0x80) << 1);
int sy = spriteram[i + 3];
if (state->flip_screen())
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine.gfx[1], code, color, flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, 0));
}
}
static void draw_sprites( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
timeplt_state *state = (timeplt_state *)machine->driver_data;
UINT8 *spriteram = state->spriteram;
UINT8 *spriteram_2 = state->spriteram2;
int offs;
for (offs = 0x10; offs < 0x40; offs += 2)
{
int sx = spriteram[offs];
int sy = 240 - spriteram_2[offs + 1];
int code = spriteram[offs + 1];
int color = spriteram_2[offs] & 0x0f;
int flipx = ~spriteram_2[offs] & 0x40;
int flipy = spriteram_2[offs] & 0x80;
drawgfx_transmask(bitmap,cliprect,
machine->gfx[1],
code,
color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
static void draw_sprites(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect )
{
pingpong_state *state = machine.driver_data<pingpong_state>();
UINT8 *spriteram = state->m_spriteram;
int offs;
for (offs = state->m_spriteram_size - 4;offs >= 0;offs -= 4)
{
int sx,sy,flipx,flipy,color,schar;
sx = spriteram[offs + 3];
sy = 241 - spriteram[offs + 1];
flipx = spriteram[offs] & 0x40;
flipy = spriteram[offs] & 0x80;
color = spriteram[offs] & 0x1f;
schar = spriteram[offs + 2] & 0x7f;
drawgfx_transmask(bitmap,&spritevisiblearea,machine.gfx[1],
schar,
color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, 0));
}
}
static void gberet_draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
int offs;
UINT8 *sr;
if (gberet_spritebank & 0x08)
sr = spriteram_2;
else
sr = spriteram;
for (offs = 0; offs < 0xc0; offs += 4)
{
if (sr[offs + 3])
{
int attr = sr[offs + 1];
int code = sr[offs+0] + ((attr & 0x40) << 2);
int color = attr & 0x0f;
int sx = sr[offs + 2] - 2 * (attr & 0x80);
int sy = sr[offs + 3];
int flipx = attr & 0x10;
int flipy = attr & 0x20;
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine->gfx[1], code, color, flipx, flipy, sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
}
static void gberetb_draw_sprites( running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect )
{
gberet_state *state = machine.driver_data<gberet_state>();
UINT8 *spriteram = state->m_spriteram;
int offs;
for (offs = state->m_spriteram.bytes() - 4; offs >= 0; offs -= 4)
{
if (spriteram[offs + 1])
{
int attr = spriteram[offs + 3];
int code = spriteram[offs] + ((attr & 0x40) << 2);
int color = attr & 0x0f;
int sx = spriteram[offs + 2] - 2 * (attr & 0x80);
int sy = 240 - spriteram[offs + 1];
int flipx = attr & 0x10;
int flipy = attr & 0x20;
if (state->flip_screen())
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine.gfx[1], code, color, flipx, flipy, sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, 0));
}
}
}
/* Same as Jailbreak + palette bank */
static void draw_sprites(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect )
{
scotrsht_state *state = machine.driver_data<scotrsht_state>();
UINT8 *spriteram = state->m_spriteram;
int i;
for (i = 0; i < state->m_spriteram_size; i += 4)
{
int attr = spriteram[i + 1]; // attributes = ?tyxcccc
int code = spriteram[i] + ((attr & 0x40) << 2);
int color = (attr & 0x0f) + state->m_palette_bank * 16;
int flipx = attr & 0x10;
int flipy = attr & 0x20;
int sx = spriteram[i + 2] - ((attr & 0x80) << 1);
int sy = spriteram[i + 3];
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine.gfx[1], code, color, flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, state->m_palette_bank * 16));
}
}
static void draw_sprites( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
jailbrek_state *state = (jailbrek_state *)machine->driver_data;
UINT8 *spriteram = state->spriteram;
int i;
for (i = 0; i < state->spriteram_size; i += 4)
{
int attr = spriteram[i + 1]; // attributes = ?tyxcccc
int code = spriteram[i] + ((attr & 0x40) << 2);
int color = attr & 0x0f;
int flipx = attr & 0x10;
int flipy = attr & 0x20;
int sx = spriteram[i + 2] - ((attr & 0x80) << 1);
int sy = spriteram[i + 3];
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine->gfx[1], code, color, flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect)
{
UINT8 *spriteram = machine->generic.spriteram.u8;
int offs;
for (offs = machine->generic.spriteram_size-32; offs >= 0; offs-=32 ) /* max 24 sprites */
{
if (spriteram[offs] && spriteram[offs + 6]) /* stop rogue sprites on high score screen */
{
int code = spriteram[offs + 8];
int color = (spriteram[offs + 9] & 0x0f) | (palettebank << 4);
int flipx = !(spriteram[offs + 9] & 0x40);
int flipy = spriteram[offs + 9] & 0x80;
int sx = 240 - spriteram[offs + 6];
int sy = 248 - spriteram[offs + 4];
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 248 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect,machine->gfx[1],
code, color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, palettebank << 5));
}
}
}
static void gberetb_draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
int offs;
for (offs = spriteram_size - 4; offs >= 0; offs -= 4)
{
if (spriteram[offs + 1])
{
int attr = spriteram[offs + 3];
int code = spriteram[offs] + ((attr & 0x40) << 2);
int color = attr & 0x0f;
int sx = spriteram[offs + 2] - 2 * (attr & 0x80);
int sy = 240 - spriteram[offs + 1];
int flipx = attr & 0x10;
int flipy = attr & 0x20;
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine->gfx[1], code, color, flipx, flipy, sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
}
static void draw_sprites(running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
shaolins_state *state = machine.driver_data<shaolins_state>();
UINT8 *spriteram = state->m_spriteram;
int offs;
for (offs = state->m_spriteram.bytes() - 32; offs >= 0; offs -= 32 ) /* max 24 sprites */
{
if (spriteram[offs] && spriteram[offs + 6]) /* stop rogue sprites on high score screen */
{
int code = spriteram[offs + 8];
int color = (spriteram[offs + 9] & 0x0f) | (state->m_palettebank << 4);
int flipx = !(spriteram[offs + 9] & 0x40);
int flipy = spriteram[offs + 9] & 0x80;
int sx = 240 - spriteram[offs + 6];
int sy = 248 - spriteram[offs + 4];
if (state->flip_screen())
{
sx = 240 - sx;
sy = 248 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect,machine.gfx[1],
code, color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, state->m_palettebank << 5));
}
}
}
static void draw_sprites( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
trackfld_state *state = (trackfld_state *)machine->driver_data;
UINT8 *spriteram = state->spriteram;
int offs;
for (offs = state->spriteram_size - 4;offs >= 0;offs -= 4)
{
int sx = spriteram[offs + 3];
int sy = 240 - spriteram[offs + 1];
int code = spriteram[offs + 2] + 8 * (spriteram[offs] & 0x20);
int color = spriteram[offs] & 0x0f;
int flipx = ~spriteram[offs] & 0x40;
int flipy = spriteram[offs] & 0x80;
if (flip_screen_get(machine))
{
sy = 240 - sy;
flipy = !flipy;
}
/* Note that this adjustment must be done AFTER handling flip_screen_get(machine), thus */
/* proving that this is a hardware related "feature" */
sy += 1;
drawgfx_transmask(bitmap,cliprect,
machine->gfx[0],
code, color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[0], color, 0));
/* redraw with wraparound */
drawgfx_transmask(bitmap,cliprect,
machine->gfx[0],
code, color,
flipx, flipy,
sx - 256, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[0], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect)
{
int offs;
for (offs = spriteram_size - 2; offs >= 0; offs -= 2)
{
int attr = spriteram_2[offs];
int code = spriteram[offs + 1];
int color = attr & 0x0f;
int flipx = ~attr & 0x40;
int flipy = attr & 0x80;
int sx = spriteram[offs] - 1;
int sy = 240 - spriteram_2[offs + 1];
if (flip_screen_get(machine))
{
sy = 240 - sy;
flipy = !flipy;
}
/* Note that this adjustement must be done AFTER handling flip screen, thus */
/* proving that this is a hardware related "feature" */
sy += 1;
drawgfx_transmask(bitmap, cliprect,
machine->gfx[0],
code + sprite_bank1 + sprite_bank2, color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[0], color, 0));
/* redraw with wraparound */
drawgfx_transmask(bitmap,cliprect,
machine->gfx[0],
code + sprite_bank1 + sprite_bank2, color,
flipx, flipy,
sx - 256, sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[0], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
_galaga_state *state = machine->driver_data<_galaga_state>();
UINT8 *spriteram = state->galaga_ram1 + 0x380;
UINT8 *spriteram_2 = state->galaga_ram2 + 0x380;
UINT8 *spriteram_3 = state->galaga_ram3 + 0x380;
int offs;
for (offs = 0;offs < 0x80;offs += 2)
{
static const int gfx_offs[2][2] =
{
{ 0, 1 },
{ 2, 3 }
};
int sprite = spriteram[offs] & 0x7f;
int color = spriteram[offs+1] & 0x3f;
int sx = spriteram_2[offs+1] - 40 + 0x100*(spriteram_3[offs+1] & 3);
int sy = 256 - spriteram_2[offs] + 1; // sprites are buffered and delayed by one scanline
int flipx = (spriteram_3[offs] & 0x01);
int flipy = (spriteram_3[offs] & 0x02) >> 1;
int sizex = (spriteram_3[offs] & 0x04) >> 2;
int sizey = (spriteram_3[offs] & 0x08) >> 3;
int x,y;
sy -= 16 * sizey;
sy = (sy & 0xff) - 32; // fix wraparound
if (flip_screen_get(machine))
{
flipx ^= 1;
flipy ^= 1;
sy += 48;
}
for (y = 0;y <= sizey;y++)
{
for (x = 0;x <= sizex;x++)
{
drawgfx_transmask(bitmap,cliprect,machine->gfx[1],
sprite + gfx_offs[y ^ (sizey * flipy)][x ^ (sizex * flipx)],
color,
flipx,flipy,
sx + 16*x, sy + 16*y,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0x0f));
}
}
}
}
/* the sprite generator IC is the same as Mappy */
static void draw_sprites(running_machine &machine, bitmap_ind16 &bitmap,const rectangle &cliprect)
{
skykid_state *state = machine.driver_data<skykid_state>();
UINT8 *spriteram = state->m_spriteram + 0x780;
UINT8 *spriteram_2 = spriteram + 0x0800;
UINT8 *spriteram_3 = spriteram_2 + 0x0800;
int offs;
for (offs = 0;offs < 0x80;offs += 2)
{
static const int gfx_offs[2][2] =
{
{ 0, 1 },
{ 2, 3 }
};
int sprite = spriteram[offs] + ((spriteram_3[offs] & 0x80) << 1);
int color = (spriteram[offs+1] & 0x3f);
int sx = (spriteram_2[offs+1]) + 0x100*(spriteram_3[offs+1] & 1) - 71;
int sy = 256 - spriteram_2[offs] - 7;
int flipx = (spriteram_3[offs] & 0x01);
int flipy = (spriteram_3[offs] & 0x02) >> 1;
int sizex = (spriteram_3[offs] & 0x04) >> 2;
int sizey = (spriteram_3[offs] & 0x08) >> 3;
int x,y;
sprite &= ~sizex;
sprite &= ~(sizey << 1);
if (flip_screen_get(machine))
{
flipx ^= 1;
flipy ^= 1;
}
sy -= 16 * sizey;
sy = (sy & 0xff) - 32; // fix wraparound
for (y = 0;y <= sizey;y++)
{
for (x = 0;x <= sizex;x++)
{
drawgfx_transmask(bitmap,cliprect,machine.gfx[2],
sprite + gfx_offs[y ^ (sizey * flipy)][x ^ (sizex * flipx)],
color,
flipx,flipy,
sx + 16*x,sy + 16*y,
colortable_get_transpen_mask(machine.colortable, machine.gfx[2], color, 0xff));
}
}
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect)
{
int offs,sx,sy,color,flipx,flipy;
for (offs = sprcros2_spriteram_size-4; offs >= 0; offs -= 4)
{
if(sprcros2_spriteram[offs])
{
//offs
//76543210
//x------- unused
//-xxxxxxx sprite number
//offs+1
//76543210
//xx------ unused
//--xxx--- colour (6/7 unused and blank in prom)
//-----x-- unused
//------x- flipx
//-------x unused
//offs+2 y pos
//offs+3 x pos
sx = ((sprcros2_spriteram[offs+3]+0x10)%0x100)-0x10;
sy = 225-(((sprcros2_spriteram[offs+2]+0x10)%0x100)-0x10);
color = (sprcros2_spriteram[offs+1]&0x38)>>3;
flipx = sprcros2_spriteram[offs+1]&0x02;
flipy = 0;
if (sprcros2_m_port7&0x02)
{
sx = 224-sx;
sy = 224-sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap,cliprect,machine->gfx[1],
sprcros2_spriteram[offs],
color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
}
static void draw_sprites(running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect )
{
rocnrope_state *state = machine.driver_data<rocnrope_state>();
UINT8 *spriteram = state->m_spriteram;
UINT8 *spriteram_2 = state->m_spriteram2;
int offs;
for (offs = state->m_spriteram.bytes() - 2; offs >= 0; offs -= 2)
{
int color = spriteram_2[offs] & 0x0f;
drawgfx_transmask(bitmap, cliprect, machine.gfx[0],
spriteram[offs + 1],
color,
spriteram_2[offs] & 0x40,~spriteram_2[offs] & 0x80,
240 - spriteram[offs], spriteram_2[offs + 1],
colortable_get_transpen_mask(machine.colortable, machine.gfx[0], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
timeplt_state *state = (timeplt_state *)machine->driver_data;
UINT8 *spriteram = state->spriteram;
UINT8 *spriteram_2 = state->spriteram2;
int offs;
for (offs = state->spriteram_size - 2;offs >= 0;offs -= 2)
{
int color = spriteram_2[offs] & 0x0f;
drawgfx_transmask(bitmap, cliprect, machine->gfx[0],
spriteram[offs + 1],
color,
spriteram_2[offs] & 0x40,~spriteram_2[offs] & 0x80,
240 - spriteram[offs], spriteram_2[offs + 1],
colortable_get_transpen_mask(machine->colortable, machine->gfx[0], color, 0));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect)
{
int offs;
for (offs = 0; offs < gsword_spritexy_size - 1; offs+=2)
{
int sx,sy,flipx,flipy,spritebank,tile,color;
if (gsword_spritexy_ram[offs]!=0xf1)
{
spritebank = 0;
tile = gsword_spritetile_ram[offs];
color = gsword_spritetile_ram[offs+1] & 0x3f;
sy = 241-gsword_spritexy_ram[offs];
sx = gsword_spritexy_ram[offs+1]-56;
flipx = gsword_spriteattrib_ram[offs] & 0x02;
flipy = gsword_spriteattrib_ram[offs] & 0x01;
// Adjust sprites that should be far far right!
if (sx<0) sx+=256;
// Adjuste for 32x32 tiles(#128-256)
if (tile > 127)
{
spritebank = 1;
tile -= 128;
sy-=16;
}
if (flipscreen)
{
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap,cliprect,machine->gfx[1+spritebank],
tile,
color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1+spritebank], color, 0x8f));
}
}
}
static void draw_sprites( running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect, UINT8* sr )
{
int offs;
for (offs = 0; offs < 0x100; offs += 4)
{
int sx = sr[offs + 1];
int sy = 240 - sr[offs];
int color = sr[offs + 3] & 0x0f;
int nflipx = sr[offs + 3] & 0x40;
int nflipy = sr[offs + 3] & 0x80;
drawgfx_transmask(bitmap,cliprect,machine.gfx[0],
sr[offs + 2],
color,
!nflipx,!nflipy,
sx,sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[0], color, 0));
}
}
static void draw_sprites(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect)
{
tp84_state *state = machine.driver_data<tp84_state>();
int offs;
int palette_base = ((*state->m_palette_bank & 0x07) << 4);
for (offs = 0x5c; offs >= 0; offs -= 4)
{
int x = state->m_spriteram[offs];
int y = 240 - state->m_spriteram[offs + 3];
int code = state->m_spriteram[offs + 1];
int color = palette_base | (state->m_spriteram[offs + 2] & 0x0f);
int flip_x = ~state->m_spriteram[offs + 2] & 0x40;
int flip_y = state->m_spriteram[offs + 2] & 0x80;
drawgfx_transmask(bitmap, cliprect, machine.gfx[1], code, color, flip_x, flip_y, x, y,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, palette_base));
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap,const rectangle *cliprect )
{
int offs,fx,fy,x,y,color,sprite;
for (offs = 0; offs<0x1000; offs+=16)
{
fx = 0;
fy = spriteram[offs+1] & 0x80;
y = spriteram[offs+2];
x = spriteram[offs+3];
color = spriteram[offs+1] & 0x0f;
sprite = spriteram[offs+0]+(scrollram[0x0c]<<8);
drawgfx_transmask(bitmap,cliprect,machine->gfx[2],
sprite,
color,fx,fy,x,y,
colortable_get_transpen_mask(machine->colortable, machine->gfx[2], color, 0));
}
}
static void equites_draw_sprites_block( running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect, int start, int end )
{
equites_state *state = machine.driver_data<equites_state>();
int offs;
for (offs = end - 2; offs >= start; offs -= 2)
{
int attr = state->m_spriteram[offs + 1];
if (!(attr & 0x800)) // disable or x MSB?
{
int tile = attr & 0x1ff;
int fx = ~attr & 0x400;
int fy = ~attr & 0x200;
int color = (~attr & 0xf000) >> 12;
int sx = (state->m_spriteram[offs] & 0xff00) >> 8;
int sy = (state->m_spriteram[offs] & 0x00ff);
int transmask = colortable_get_transpen_mask(machine.colortable, machine.gfx[2], color, 0);
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
fx = !fx;
fy = !fy;
}
// align
sx -= 4;
// sprites are 16x14 centered in a 16x16 square, so skip the first line
sy += 1;
drawgfx_transmask(bitmap,cliprect, machine.gfx[2],
tile,
color,
fx, fy,
sx, sy, transmask);
}
}
static void draw_sprites(running_machine &machine, bitmap_t *bitmap,const rectangle *cliprect )
{
panicr_state *state = machine.driver_data<panicr_state>();
UINT8 *spriteram = state->m_spriteram;
int offs,flipx,flipy,x,y,color,sprite;
for (offs = 0; offs<0x1000; offs+=16)
{
flipx = 0;
flipy = spriteram[offs+1] & 0x80;
y = spriteram[offs+2];
x = spriteram[offs+3];
if (spriteram[offs+1] & 0x40) x -= 0x100;
color = spriteram[offs+1] & 0x0f;
sprite = spriteram[offs+0]+(state->m_scrollram[0x0c]<<8);
drawgfx_transmask(bitmap,cliprect,machine.gfx[2],
sprite,
color,flipx,flipy,x,y,
colortable_get_transpen_mask(machine.colortable, machine.gfx[2], color, 0));
}
}
static void draw_sprites(running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect)
{
m57_state *state = machine.driver_data<m57_state>();
int offs;
for (offs = state->m_spriteram_size - 4; offs >= 0; offs -= 4)
{
UINT8 attributes = state->m_spriteram[offs + 1];
int sx = state->m_spriteram[offs + 3];
int sy = ((224 - state->m_spriteram[offs + 0] - 32) & 0xff) + 32;
int code = state->m_spriteram[offs + 2];
int color = attributes & 0x1f;
int flipy = attributes & 0x80;
int flipx = attributes & 0x40;
int tile_number = code & 0x3f;
int bank = 0;
if (code & 0x80) bank += 1;
if (attributes & 0x20) bank += 2;
if (state->m_flipscreen)
{
sx = 240 - sx;
sy = 224 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap, cliprect, machine.gfx[1 + bank],
tile_number,
color,
flipx, flipy,
sx, sy,
colortable_get_transpen_mask(machine.colortable, machine.gfx[1], color, 256 + 15));
}
}
static void draw_sprites( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect )
{
circusc_state *state = machine->driver_data<circusc_state>();
int offs;
UINT8 *sr;
if ((*state->spritebank & 0x01) != 0)
sr = state->spriteram;
else
sr = state->spriteram_2;
for (offs = 0; offs < state->spriteram_size; offs += 4)
{
int code = sr[offs + 0] + 8 * (sr[offs + 1] & 0x20);
int color = sr[offs + 1] & 0x0f;
int sx = sr[offs + 2];
int sy = sr[offs + 3];
int flipx = sr[offs + 1] & 0x40;
int flipy = sr[offs + 1] & 0x80;
if (flip_screen_get(machine))
{
sx = 240 - sx;
sy = 240 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_transmask(bitmap,cliprect,machine->gfx[1],
code, color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine->colortable, machine->gfx[1], color, 0));
}
}
void k007121_device::sprites_draw( bitmap_ind16 &bitmap, const rectangle &cliprect, gfx_element *gfx, colortable_t *ctable,
const UINT8 *source, int base_color, int global_x_offset, int bank_base, bitmap_ind8 &priority_bitmap, UINT32 pri_mask )
{
// gfx_element *gfx = gfxs[chip];
int flipscreen = m_flipscreen;
int i, num, inc, offs[5];
int is_flakatck = (ctable == NULL);
if (is_flakatck)
{
num = 0x40;
inc = -0x20;
source += 0x3f * 0x20;
offs[0] = 0x0e;
offs[1] = 0x0f;
offs[2] = 0x06;
offs[3] = 0x04;
offs[4] = 0x08;
}
else /* all others */
{
/* TODO: sprite limit is supposed to be per-line! (check MT #00185) */
num = 0x40;
//num = (k007121->ctrlram[0x03] & 0x40) ? 0x80 : 0x40; /* WRONG!!! (needed by combatsc) */
inc = 5;
offs[0] = 0x00;
offs[1] = 0x01;
offs[2] = 0x02;
offs[3] = 0x03;
offs[4] = 0x04;
/* when using priority buffer, draw front to back */
if (pri_mask != -1)
{
source += (num - 1)*inc;
inc = -inc;
}
}
for (i = 0; i < num; i++)
{
int number = source[offs[0]]; /* sprite number */
int sprite_bank = source[offs[1]] & 0x0f; /* sprite bank */
int sx = source[offs[3]]; /* vertical position */
int sy = source[offs[2]]; /* horizontal position */
int attr = source[offs[4]]; /* attributes */
int xflip = source[offs[4]] & 0x10; /* flip x */
int yflip = source[offs[4]] & 0x20; /* flip y */
int color = base_color + ((source[offs[1]] & 0xf0) >> 4);
int width, height;
int transparent_mask;
static const int x_offset[4] = {0x0,0x1,0x4,0x5};
static const int y_offset[4] = {0x0,0x2,0x8,0xa};
int x,y, ex, ey, flipx, flipy, destx, desty;
if (attr & 0x01) sx -= 256;
if (sy >= 240) sy -= 256;
number += ((sprite_bank & 0x3) << 8) + ((attr & 0xc0) << 4);
number = number << 2;
number += (sprite_bank >> 2) & 3;
/* Flak Attack doesn't use a lookup PROM, it maps the color code directly */
/* to a palette entry */
if (is_flakatck)
transparent_mask = 1 << 0;
else
transparent_mask = colortable_get_transpen_mask(ctable, gfx, color, 0);
if (!is_flakatck || source[0x00]) /* Flak Attack needs this */
{
number += bank_base;
switch (attr & 0xe)
{
case 0x06:
width = height = 1;
break;
case 0x04:
width = 1;
height = 2;
number &= (~2);
break;
case 0x02:
width = 2;
height = 1;
number &= (~1);
break;
case 0x00:
width = height = 2;
number &= (~3);
break;
case 0x08:
width = height = 4;
number &= (~3);
break;
default:
width = 1;
height = 1;
// logerror("Unknown sprite size %02x\n", attr & 0xe);
// popmessage("Unknown sprite size %02x\n", attr & 0xe);
}
for (y = 0; y < height; y++)
{
for (x = 0; x < width; x++)
{
ex = xflip ? (width - 1 - x) : x;
ey = yflip ? (height - 1 - y) : y;
if (flipscreen)
{
flipx = !xflip;
flipy = !yflip;
destx = 248 - (sx + x * 8);
desty = 248 - (sy + y * 8);
}
else
{
flipx = xflip;
flipy = yflip;
destx = global_x_offset + sx + x * 8;
desty = sy + y * 8;
}
if (pri_mask != -1)
pdrawgfx_transmask(bitmap,cliprect,gfx,
number + x_offset[ex] + y_offset[ey],
color,
flipx,flipy,
destx,desty,
priority_bitmap,pri_mask,
transparent_mask);
else
drawgfx_transmask(bitmap,cliprect,gfx,
number + x_offset[ex] + y_offset[ey],
color,
flipx,flipy,
destx,desty,
transparent_mask);
}
}
}
source += inc;
}
}
UINT32 m52_state::screen_update_m52(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
int offs;
bitmap.fill(0, cliprect);
if (!(m_bgcontrol & 0x20))
{
if (!(m_bgcontrol & 0x10))
draw_background(machine(), bitmap, cliprect, m_bg2xpos, m_bg2ypos, 2); /* distant mountains */
if (!(m_bgcontrol & 0x02))
draw_background(machine(), bitmap, cliprect, m_bg1xpos, m_bg1ypos, 3); /* hills */
if (!(m_bgcontrol & 0x04))
draw_background(machine(), bitmap, cliprect, m_bg1xpos, m_bg1ypos, 4); /* cityscape */
}
m_bg_tilemap->set_flip(flip_screen() ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
m_bg_tilemap->draw(bitmap, cliprect, 0, 0);
/* draw the sprites */
for (offs = 0xfc; offs >= 0; offs -= 4)
{
int sy = 257 - m_spriteram[offs];
int color = m_spriteram[offs + 1] & 0x3f;
int flipx = m_spriteram[offs + 1] & 0x40;
int flipy = m_spriteram[offs + 1] & 0x80;
int code = m_spriteram[offs + 2];
int sx = m_spriteram[offs + 3];
rectangle clip;
/* sprites from offsets $00-$7F are processed in the upper half of the frame */
/* sprites from offsets $80-$FF are processed in the lower half of the frame */
clip = cliprect;
if (!(offs & 0x80))
clip.min_y = 0, clip.max_y = 127;
else
clip.min_y = 128, clip.max_y = 255;
/* adjust for flipping */
if (flip_screen())
{
int temp = clip.min_y;
clip.min_y = 255 - clip.max_y;
clip.max_y = 255 - temp;
flipx = !flipx;
flipy = !flipy;
sx = 240 - sx;
sy = 257 + 11 - sy;
}
sx += 128;
/* in theory anyways; in practice, some of the molecule-looking guys get clipped */
#ifdef SPLIT_SPRITES
sect_rect(&clip, cliprect);
#else
clip = cliprect;
#endif
drawgfx_transmask(bitmap, clip, machine().gfx[1],
code, color, flipx, flipy, sx, sy,
colortable_get_transpen_mask(machine().colortable, machine().gfx[1], color, 512 + 32));
}
return 0;
}
UINT32 megazone_state::screen_update_megazone(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
int offs;
int x, y;
/* for every character in the Video RAM */
for (offs = m_videoram.bytes() - 1; offs >= 0; offs--)
{
int sx, sy, flipx, flipy;
sx = offs % 32;
sy = offs / 32;
flipx = m_colorram[offs] & (1 << 6);
flipy = m_colorram[offs] & (1 << 5);
if (m_flipscreen)
{
sx = 31 - sx;
sy = 31 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_opaque(*m_tmpbitmap, m_tmpbitmap->cliprect(), machine().gfx[1],
((int)m_videoram[offs]) + ((m_colorram[offs] & (1 << 7) ? 256 : 0) ),
(m_colorram[offs] & 0x0f) + 0x10,
flipx,flipy,
8*sx,8*sy);
}
/* copy the temporary bitmap to the screen */
{
int scrollx;
int scrolly;
if (m_flipscreen)
{
scrollx = *m_scrolly;
scrolly = *m_scrollx;
}
else
{
scrollx = - *m_scrolly + 4 * 8; // leave space for credit&score overlay
scrolly = - *m_scrollx;
}
copyscrollbitmap(bitmap, *m_tmpbitmap, 1, &scrollx, 1, &scrolly, cliprect);
}
/* Draw the sprites. */
{
UINT8 *spriteram = m_spriteram;
for (offs = m_spriteram.bytes() - 4; offs >= 0; offs -= 4)
{
int sx = spriteram[offs + 3];
int sy = 255 - ((spriteram[offs + 1] + 16) & 0xff);
int color = spriteram[offs + 0] & 0x0f;
int flipx = ~spriteram[offs + 0] & 0x40;
int flipy = spriteram[offs + 0] & 0x80;
if (m_flipscreen)
{
sx = sx - 11;
sy = sy + 2;
}
else
sx = sx + 32;
drawgfx_transmask(bitmap,cliprect,machine().gfx[0],
spriteram[offs + 2],
color,
flipx,flipy,
sx,sy,
colortable_get_transpen_mask(machine().colortable, machine().gfx[0], color, 0));
}
}
for (y = 0; y < 32;y++)
{
offs = y * 32;
for (x = 0; x < 6; x++)
{
int sx, sy, flipx, flipy;
sx = x;
sy = y;
flipx = m_colorram2[offs] & (1 << 6);
flipy = m_colorram2[offs] & (1 << 5);
if (m_flipscreen)
{
sx = 35 - sx;
sy = 31 - sy;
flipx = !flipx;
flipy = !flipy;
}
drawgfx_opaque(bitmap, cliprect, machine().gfx[1],
((int)m_videoram2[offs]) + ((m_colorram2[offs] & (1 << 7) ? 256 : 0) ),
(m_colorram2[offs] & 0x0f) + 0x10,
flipx,flipy,
8*sx,8*sy);
offs++;
}
}
return 0;
}