summaryrefslogtreecommitdiffstatshomepage
path: root/src
diff options
context:
space:
mode:
author Couriersud <couriersud@users.noreply.github.com>2008-02-25 21:15:59 +0000
committer Couriersud <couriersud@users.noreply.github.com>2008-02-25 21:15:59 +0000
commit8e96884cc637d21017d4ad8de983368bb7a1aff6 (patch)
treeb170928277f58b4c4c0b34840aba47e0ca23b5bd /src
parentdf962f9ec4876fae1ca1c34e97d7f00c4ae49a9b (diff)
* Fix issues related to flip_screen being a define
* add "int flip_screen_get(void)" * define flip_screen flip_screen_get() * clean up drivers with collisions * mark write accesses to flip_screen_x with FIXME
Diffstat (limited to 'src')
-rw-r--r--src/emu/video/generic.c10
-rw-r--r--src/emu/video/generic.h5
-rw-r--r--src/mame/audio/n8080.c3
-rw-r--r--src/mame/drivers/20pacgal.c2
-rw-r--r--src/mame/drivers/backfire.c7
-rw-r--r--src/mame/drivers/deco156.c5
-rw-r--r--src/mame/drivers/laserbat.c3
-rw-r--r--src/mame/drivers/pacland.c4
-rw-r--r--src/mame/includes/20pacgal.h2
-rw-r--r--src/mame/includes/qix.h2
-rw-r--r--src/mame/machine/qix.c4
-rw-r--r--src/mame/video/20pacgal.c4
-rw-r--r--src/mame/video/baraduke.c4
-rw-r--r--src/mame/video/bking.c3
-rw-r--r--src/mame/video/madalien.c28
-rw-r--r--src/mame/video/n8080.c11
-rw-r--r--src/mame/video/namcos1.c4
-rw-r--r--src/mame/video/namcos86.c4
-rw-r--r--src/mame/video/qix.c6
-rw-r--r--src/mame/video/simpl156.c3
-rw-r--r--src/mame/video/skykid.c2
-rw-r--r--src/mame/video/sshangha.c5
-rw-r--r--src/mame/video/zaxxon.c3
-rw-r--r--src/mame/video/zodiack.c3
24 files changed, 80 insertions, 47 deletions
diff --git a/src/emu/video/generic.c b/src/emu/video/generic.c
index a3fc52a26a6..c5f6e9efb0e 100644
--- a/src/emu/video/generic.c
+++ b/src/emu/video/generic.c
@@ -526,6 +526,16 @@ void flip_screen_y_set(int on)
}
+/*-------------------------------------------------
+ flip_screen_get - get global flip
+-------------------------------------------------*/
+
+int flip_screen_get(void)
+{
+ return flip_screen_x;
+}
+
+
/***************************************************************************
COMMON PALETTE INITIALIZATION
***************************************************************************/
diff --git a/src/emu/video/generic.h b/src/emu/video/generic.h
index 5b1a15ee308..027b76870b4 100644
--- a/src/emu/video/generic.h
+++ b/src/emu/video/generic.h
@@ -63,6 +63,7 @@ extern UINT8 *paletteram_2; /* use when palette RAM is split in two parts */
extern UINT16 *paletteram16_2;
extern mame_bitmap *tmpbitmap;
+
extern int flip_screen_x, flip_screen_y;
@@ -124,7 +125,9 @@ void buffer_spriteram_2(UINT8 *ptr, int length);
void flip_screen_set(int on);
void flip_screen_x_set(int on);
void flip_screen_y_set(int on);
-#define flip_screen flip_screen_x
+int flip_screen_get(void);
+
+#define flip_screen flip_screen_get()
diff --git a/src/mame/audio/n8080.c b/src/mame/audio/n8080.c
index 0db2a9dd88c..db1468c4251 100644
--- a/src/mame/audio/n8080.c
+++ b/src/mame/audio/n8080.c
@@ -323,7 +323,8 @@ static void delayed_sound_2(int data)
if (n8080_hardware == 1)
{
- flip_screen = data & 0x20;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = data & 0x20;
}
if (n8080_hardware == 3)
{
diff --git a/src/mame/drivers/20pacgal.c b/src/mame/drivers/20pacgal.c
index 99262f23cd8..bc230331f2f 100644
--- a/src/mame/drivers/20pacgal.c
+++ b/src/mame/drivers/20pacgal.c
@@ -231,7 +231,7 @@ static ADDRESS_MAP_START( 20pacgal_io_map, ADDRESS_SPACE_IO, 8 )
AM_RANGE(0x88, 0x88) AM_WRITE(rom_bank_select_w)
AM_RANGE(0x89, 0x89) AM_WRITE(_20pacgal_dac_w)
AM_RANGE(0x8a, 0x8a) AM_WRITE(MWA8_NOP) /* stars: bits 3-4 = active set; bit 5 = enable */
- AM_RANGE(0x8b, 0x8b) AM_WRITE(MWA8_RAM) AM_BASE_MEMBER(_20pacgal_state, flip_screen)
+ AM_RANGE(0x8b, 0x8b) AM_WRITE(MWA8_RAM) AM_BASE_MEMBER(_20pacgal_state, flip)
AM_RANGE(0x8f, 0x8f) AM_WRITE(_20pacgal_coin_counter_w)
ADDRESS_MAP_END
diff --git a/src/mame/drivers/backfire.c b/src/mame/drivers/backfire.c
index 38284eb7a06..4757bf8e1f9 100644
--- a/src/mame/drivers/backfire.c
+++ b/src/mame/drivers/backfire.c
@@ -93,8 +93,9 @@ static VIDEO_START(backfire)
static void draw_sprites(running_machine *machine,mame_bitmap *bitmap,const rectangle *cliprect, UINT32 *backfire_spriteram32, int region)
{
int offs;
-
- flip_screen = 1;
+
+ //FIXME: flip_screen_x should not be written!
+ flip_screen_x = 1;
for (offs = (0x1400/4)-4;offs >= 0;offs -= 4) // 0x1400 for charlien
{
@@ -144,7 +145,7 @@ static void draw_sprites(running_machine *machine,mame_bitmap *bitmap,const rect
inc = 1;
}
- if (flip_screen)
+ if (flip_screen_x)
{
y=240-y;
x=304-x;
diff --git a/src/mame/drivers/deco156.c b/src/mame/drivers/deco156.c
index 31e11fce456..2ddc27c4794 100644
--- a/src/mame/drivers/deco156.c
+++ b/src/mame/drivers/deco156.c
@@ -64,7 +64,8 @@ static void draw_sprites(running_machine *machine, mame_bitmap *bitmap,const rec
{
int offs;
- flip_screen = 1;
+ //FIXME: flip_screen_x should not be written!
+ flip_screen_x = 1;
for (offs = (0x1400/4)-4;offs >= 0;offs -= 4) // 0x1400 for charlien
{
@@ -110,7 +111,7 @@ static void draw_sprites(running_machine *machine, mame_bitmap *bitmap,const rec
inc = 1;
}
- if (flip_screen)
+ if (flip_screen_x)
{
y=240-y;
x=304-x;
diff --git a/src/mame/drivers/laserbat.c b/src/mame/drivers/laserbat.c
index 2481cc82b57..294e14f3da7 100644
--- a/src/mame/drivers/laserbat.c
+++ b/src/mame/drivers/laserbat.c
@@ -80,7 +80,8 @@ static WRITE8_HANDLER( laserbat_input_mux_w )
{
laserbat_input_mux = (data & 0x30) >> 4;
- flip_screen = data & 0x08;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = data & 0x08;
coin_counter_w(0,data & 1);
diff --git a/src/mame/drivers/pacland.c b/src/mame/drivers/pacland.c
index d6724d51b68..239a9e43934 100644
--- a/src/mame/drivers/pacland.c
+++ b/src/mame/drivers/pacland.c
@@ -201,7 +201,9 @@ static WRITE8_HANDLER( pacland_flipscreen_w )
{
int bit = !BIT(offset,11);
/* can't use flip_screen_set() because the visible area is asymmetrical */
- flip_screen = bit;
+ /* FIXME: flip_screen_x should not be written. The above issue needs */
+ /* some other solution */
+ flip_screen_x = bit;
tilemap_set_flip(ALL_TILEMAPS,flip_screen ? (TILEMAP_FLIPX | TILEMAP_FLIPY) : 0);
}
diff --git a/src/mame/includes/20pacgal.h b/src/mame/includes/20pacgal.h
index 7de9eb61519..a201443316e 100644
--- a/src/mame/includes/20pacgal.h
+++ b/src/mame/includes/20pacgal.h
@@ -16,7 +16,7 @@ struct __20pacgal_state
UINT8 *video_ram;
UINT8 *sprite_ram;
UINT8 *sprite_color_lookup;
- UINT8 *flip_screen;
+ UINT8 *flip;
/* machine state */
UINT8 game_selected; /* 0 = Ms. Pac-Man, 1 = Galaga */
diff --git a/src/mame/includes/qix.h b/src/mame/includes/qix.h
index 697a67971cc..688b334ab43 100644
--- a/src/mame/includes/qix.h
+++ b/src/mame/includes/qix.h
@@ -31,7 +31,7 @@ struct _qix_state
UINT8 *videoram_address;
UINT8 *videoram_mask;
UINT8 *paletteram;
- UINT8 flip_screen;
+ UINT8 flip;
UINT8 palette_bank;
UINT8 leds;
UINT8 *scanline_latch;
diff --git a/src/mame/machine/qix.c b/src/mame/machine/qix.c
index f9c181c8fca..5045a61d17a 100644
--- a/src/mame/machine/qix.c
+++ b/src/mame/machine/qix.c
@@ -605,7 +605,7 @@ static READ8_HANDLER( slither_trak_lr_r )
{
qix_state *state = Machine->driver_data;
- return readinputport(state->flip_screen ? 6 : 4);
+ return readinputport(state->flip ? 6 : 4);
}
@@ -613,5 +613,5 @@ static READ8_HANDLER( slither_trak_ud_r )
{
qix_state *state = Machine->driver_data;
- return readinputport(state->flip_screen ? 5 : 3);
+ return readinputport(state->flip ? 5 : 3);
}
diff --git a/src/mame/video/20pacgal.c b/src/mame/video/20pacgal.c
index 3cdf3ad0d69..83af467c7c5 100644
--- a/src/mame/video/20pacgal.c
+++ b/src/mame/video/20pacgal.c
@@ -173,7 +173,7 @@ static void draw_sprites(const _20pacgal_state *state, mame_bitmap *bitmap)
sy = (sy & 0xff) - 32; /* fix wraparound */
/* only Galaga appears to be effected by the global flip state */
- if (state->game_selected && (state->flip_screen[0] & 0x01))
+ if (state->game_selected && (state->flip[0] & 0x01))
{
flip_x = !flip_x;
flip_y = !flip_y;
@@ -201,7 +201,7 @@ static void draw_chars(const _20pacgal_state *state, mame_bitmap *bitmap)
{
offs_t offs;
- int flip = state->flip_screen[0] & 0x01;
+ int flip = state->flip[0] & 0x01;
/* for each byte in the video RAM */
for (offs = 0; offs < 0x400; offs++)
diff --git a/src/mame/video/baraduke.c b/src/mame/video/baraduke.c
index 001f666a096..e0bbff95c7b 100644
--- a/src/mame/video/baraduke.c
+++ b/src/mame/video/baraduke.c
@@ -313,7 +313,9 @@ VIDEO_UPDATE( baraduke )
/* flip screen is embedded in the sprite control registers */
/* can't use flip_screen_set() because the visible area is asymmetrical */
- flip_screen = spriteram[0x07f6] & 0x01;
+ /* FIXME: flip_screen_x should not be written. The above issue needs */
+ /* some other solution */
+ flip_screen_x = spriteram[0x07f6] & 0x01;
tilemap_set_flip(ALL_TILEMAPS,flip_screen ? (TILEMAP_FLIPX | TILEMAP_FLIPY) : 0);
set_scroll(0);
set_scroll(1);
diff --git a/src/mame/video/bking.c b/src/mame/video/bking.c
index 2975d219820..7770c8a91ba 100644
--- a/src/mame/video/bking.c
+++ b/src/mame/video/bking.c
@@ -149,7 +149,8 @@ WRITE8_HANDLER( bking_cont1_w )
coin_lockout_global_w(~data & 0x01);
- flip_screen = data & 0x04;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = data & 0x04;
tilemap_set_flip(ALL_TILEMAPS, flip_screen ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
diff --git a/src/mame/video/madalien.c b/src/mame/video/madalien.c
index faef63e10ed..bf342c2f6ae 100644
--- a/src/mame/video/madalien.c
+++ b/src/mame/video/madalien.c
@@ -185,7 +185,7 @@ static VIDEO_START( madalien )
}
-static void draw_edges(mame_bitmap *bitmap, const rectangle *cliprect, int flip_screen, int scroll_mode)
+static void draw_edges(mame_bitmap *bitmap, const rectangle *cliprect, int flip, int scroll_mode)
{
rectangle clip_edge1;
rectangle clip_edge2;
@@ -193,7 +193,7 @@ static void draw_edges(mame_bitmap *bitmap, const rectangle *cliprect, int flip_
clip_edge1 = *cliprect;
clip_edge2 = *cliprect;
- if (flip_screen)
+ if (flip)
{
clip_edge1.min_y = *madalien_edge1_pos | 0x80;
clip_edge2.max_y = (*madalien_edge2_pos & 0x7f) ^ 0x7f;
@@ -210,11 +210,11 @@ static void draw_edges(mame_bitmap *bitmap, const rectangle *cliprect, int flip_
tilemap_mark_all_tiles_dirty(tilemap_edge1[scroll_mode]);
tilemap_mark_all_tiles_dirty(tilemap_edge2[scroll_mode]);
- tilemap_set_flip(tilemap_edge1[scroll_mode], flip_screen ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
+ tilemap_set_flip(tilemap_edge1[scroll_mode], flip ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
tilemap_set_scrollx(tilemap_edge1[scroll_mode], 0, -(*madalien_scroll & 0xfc));
tilemap_set_scrolly(tilemap_edge1[scroll_mode], 0, *madalien_edge1_pos & 0x7f);
- tilemap_set_flip(tilemap_edge2[scroll_mode], flip_screen ? TILEMAP_FLIPX : TILEMAP_FLIPY);
+ tilemap_set_flip(tilemap_edge2[scroll_mode], flip ? TILEMAP_FLIPX : TILEMAP_FLIPY);
tilemap_set_scrollx(tilemap_edge2[scroll_mode], 0, -(*madalien_scroll & 0xfc));
tilemap_set_scrolly(tilemap_edge2[scroll_mode], 0, *madalien_edge2_pos & 0x7f);
@@ -223,7 +223,7 @@ static void draw_edges(mame_bitmap *bitmap, const rectangle *cliprect, int flip_
}
-static void draw_headlight(mame_bitmap *bitmap, const rectangle *cliprect, int flip_screen)
+static void draw_headlight(mame_bitmap *bitmap, const rectangle *cliprect, int flip)
{
if (BIT(*madalien_video_flags, 0))
{
@@ -234,7 +234,7 @@ static void draw_headlight(mame_bitmap *bitmap, const rectangle *cliprect, int f
UINT8 x;
UINT8 hy = y - *madalien_headlight_pos;
- if (flip_screen)
+ if (flip)
hy = ~hy;
if ((hy < cliprect->min_y) || (hy > cliprect->max_y))
@@ -244,7 +244,7 @@ static void draw_headlight(mame_bitmap *bitmap, const rectangle *cliprect, int f
{
UINT8 hx = x;
- if (flip_screen)
+ if (flip)
hx = ~hx;
if ((hx < cliprect->min_x) || (hx > cliprect->max_x))
@@ -258,7 +258,7 @@ static void draw_headlight(mame_bitmap *bitmap, const rectangle *cliprect, int f
}
-static void draw_foreground(running_machine *machine, mame_bitmap *bitmap, const rectangle *cliprect, int flip_screen)
+static void draw_foreground(running_machine *machine, mame_bitmap *bitmap, const rectangle *cliprect, int flip)
{
int i;
@@ -266,14 +266,14 @@ static void draw_foreground(running_machine *machine, mame_bitmap *bitmap, const
decodechar(machine->gfx[0], i, madalien_charram);
tilemap_mark_all_tiles_dirty(tilemap_fg);
- tilemap_set_flip(tilemap_fg, flip_screen ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
+ tilemap_set_flip(tilemap_fg, flip ? TILEMAP_FLIPX | TILEMAP_FLIPY : 0);
tilemap_draw(bitmap, cliprect, tilemap_fg, 0, 0);
}
static VIDEO_UPDATE( madalien )
{
- int flip_screen = BIT(readinputportbytag("DIP"), 6) && BIT(*madalien_video_control, 0);
+ int flip = BIT(readinputportbytag("DIP"), 6) && BIT(*madalien_video_control, 0);
// bits #0 and #1 define scrolling mode
//
@@ -285,8 +285,8 @@ static VIDEO_UPDATE( madalien )
int scroll_mode = *madalien_scroll & 3;
fillbitmap(bitmap, 0, cliprect);
- draw_edges(bitmap, cliprect, flip_screen, scroll_mode);
- draw_foreground(machine, bitmap, cliprect, flip_screen);
+ draw_edges(bitmap, cliprect, flip, scroll_mode);
+ draw_foreground(machine, bitmap, cliprect, flip);
/* highlight section A (outside of tunnels) */
@@ -304,7 +304,7 @@ static VIDEO_UPDATE( madalien )
if (scroll_mode == 3)
max_x = (*madalien_scroll & 0xfc) - 1;
- if (flip_screen)
+ if (flip)
{
int max_x_save = max_x;
max_x = 0xff - min_x;
@@ -317,7 +317,7 @@ static VIDEO_UPDATE( madalien )
*BITMAP_ADDR16(bitmap, y, x) |= 8;
}
- draw_headlight(bitmap, cliprect, flip_screen);
+ draw_headlight(bitmap, cliprect, flip);
return 0;
}
diff --git a/src/mame/video/n8080.c b/src/mame/video/n8080.c
index 3cc7844c393..1929975c632 100644
--- a/src/mame/video/n8080.c
+++ b/src/mame/video/n8080.c
@@ -29,7 +29,8 @@ WRITE8_HANDLER( n8080_video_control_w )
sheriff_color_mode = (data >> 3) & 3;
sheriff_color_data = (data >> 0) & 7;
- flip_screen = data & 0x20;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = data & 0x20;
}
@@ -108,7 +109,8 @@ VIDEO_START( spacefev )
{
cannon_timer = timer_alloc(spacefev_stop_red_cannon, NULL);
- flip_screen = 0;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = 0;
spacefev_red_screen = 0;
spacefev_red_cannon = 0;
@@ -117,7 +119,8 @@ VIDEO_START( spacefev )
VIDEO_START( sheriff )
{
- flip_screen = 0;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = 0;
sheriff_color_mode = 0;
sheriff_color_data = 0;
@@ -144,7 +147,7 @@ VIDEO_START( helifire )
helifire_LSFR[i] = data;
}
- flip_screen = 0;
+ flip_screen_x = 0;
helifire_flash = 0;
}
diff --git a/src/mame/video/namcos1.c b/src/mame/video/namcos1.c
index 9d0e904e154..8fff33b504b 100644
--- a/src/mame/video/namcos1.c
+++ b/src/mame/video/namcos1.c
@@ -345,7 +345,9 @@ VIDEO_UPDATE( namcos1 )
/* flip screen is embedded in the sprite control registers */
/* can't use flip_screen_set() because the visible area is asymmetrical */
- flip_screen = spriteram[0x07f6] & 1;
+ /* FIXME: flip_screen_x should not be written. The above issue needs */
+ /* some other solution */
+ flip_screen_x = spriteram[0x07f6] & 1;
tilemap_set_flip(ALL_TILEMAPS,flip_screen ? (TILEMAP_FLIPY | TILEMAP_FLIPX) : 0);
diff --git a/src/mame/video/namcos86.c b/src/mame/video/namcos86.c
index dc3f88a9f8b..6e48be712f9 100644
--- a/src/mame/video/namcos86.c
+++ b/src/mame/video/namcos86.c
@@ -351,7 +351,9 @@ VIDEO_UPDATE( namcos86 )
/* flip screen is embedded in the sprite control registers */
/* can't use flip_screen_set() because the visible area is asymmetrical */
- flip_screen = spriteram[0x07f6] & 1;
+ /* FIXME: flip_screen_x should not be written. The above issue needs */
+ /* some other solution */
+ flip_screen_x = spriteram[0x07f6] & 1;
tilemap_set_flip(ALL_TILEMAPS,flip_screen ? (TILEMAP_FLIPY | TILEMAP_FLIPX) : 0);
set_scroll(0);
set_scroll(1);
diff --git a/src/mame/video/qix.c b/src/mame/video/qix.c
index a2eb584267f..4cbdbcfc656 100644
--- a/src/mame/video/qix.c
+++ b/src/mame/video/qix.c
@@ -53,7 +53,7 @@ static VIDEO_START( qix )
/* set up save states */
state_save_register_global_pointer(state->videoram, 256 * 256);
- state_save_register_global(state->flip_screen);
+ state_save_register_global(state->flip);
state_save_register_global(state->palette_bank);
state_save_register_global(state->leds);
}
@@ -93,7 +93,7 @@ WRITE8_HANDLER( qix_flip_screen_w )
{
qix_state *state = Machine->driver_data;
- state->flip_screen = data;
+ state->flip = data;
}
@@ -363,7 +363,7 @@ static void qix_update_row(running_machine *machine, mc6845_t *mc6845, mame_bitm
/* the memory is hooked up to the MA, RA lines this way */
offs_t offs = ((ma << 6) & 0xf800) | ((ra << 8) & 0x0700);
- offs_t offs_xor = state->flip_screen ? 0xffff : 0;
+ offs_t offs_xor = state->flip ? 0xffff : 0;
for (x = 0; x < x_count * 8; x++)
scanline[x] = state->videoram[(offs + x) ^ offs_xor];
diff --git a/src/mame/video/simpl156.c b/src/mame/video/simpl156.c
index ad39d3f539f..d0712f455b5 100644
--- a/src/mame/video/simpl156.c
+++ b/src/mame/video/simpl156.c
@@ -40,7 +40,8 @@ static void draw_sprites(running_machine *machine, mame_bitmap *bitmap,const rec
{
int offs;
- flip_screen = 1;
+ //FIXME: flip_screen_x should not be written!
+ flip_screen_x = 1;
for (offs = (0x1400/4)-4;offs >= 0;offs -= 4) // 0x1400 for charlien
{
diff --git a/src/mame/video/skykid.c b/src/mame/video/skykid.c
index a19fb2717da..af88bad3a8f 100644
--- a/src/mame/video/skykid.c
+++ b/src/mame/video/skykid.c
@@ -123,7 +123,7 @@ VIDEO_START( skykid )
state_save_register_global(priority);
state_save_register_global(scroll_x);
state_save_register_global(scroll_y);
- state_save_register_global(flip_screen);
+ state_save_register_global(flip_screen_x);
}
diff --git a/src/mame/video/sshangha.c b/src/mame/video/sshangha.c
index b73e4df9584..9506ba5a122 100644
--- a/src/mame/video/sshangha.c
+++ b/src/mame/video/sshangha.c
@@ -188,8 +188,9 @@ VIDEO_UPDATE( sshangha )
static int last_pf1_bank,last_pf2_bank;
int offs;
- flip_screen=sshangha_control_0[0]&0x80;
- tilemap_set_flip(ALL_TILEMAPS,flip_screen ? (TILEMAP_FLIPY | TILEMAP_FLIPX) : 0);
+ //FIXME: flip_screen_x should not be written!
+ flip_screen_x=sshangha_control_0[0]&0x80;
+ tilemap_set_flip(ALL_TILEMAPS,flip_screen_x ? (TILEMAP_FLIPY | TILEMAP_FLIPX) : 0);
tilemap_set_enable( pf2_tilemap, sshangha_control_0[5]&0x8000);
tilemap_set_enable( pf1_8x8_tilemap, sshangha_control_0[5]&0x0080);
diff --git a/src/mame/video/zaxxon.c b/src/mame/video/zaxxon.c
index 74e44669fca..6ad09931fa7 100644
--- a/src/mame/video/zaxxon.c
+++ b/src/mame/video/zaxxon.c
@@ -189,7 +189,8 @@ VIDEO_START( congo )
WRITE8_HANDLER( zaxxon_flipscreen_w )
{
/* low bit controls flip; background and sprite flip are handled at render time */
- flip_screen = ~data & 1;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = ~data & 1;
tilemap_set_flip(fg_tilemap, flip_screen ? (TILEMAP_FLIPX | TILEMAP_FLIPY) : 0);
}
diff --git a/src/mame/video/zodiack.c b/src/mame/video/zodiack.c
index e87df404c61..f8351cf0983 100644
--- a/src/mame/video/zodiack.c
+++ b/src/mame/video/zodiack.c
@@ -130,7 +130,8 @@ VIDEO_START( zodiack )
tilemap_set_transparent_pen(fg_tilemap, 0);
tilemap_set_scroll_cols(fg_tilemap, 32);
- flip_screen = 0;
+ /* FIXME: flip_screen_x should not be written. */
+ flip_screen_x = 0;
}
static void draw_bullets(running_machine *machine, mame_bitmap *bitmap, const rectangle *cliprect)