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sstrangr: use standard 3-bit rbg palette

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This commit is contained in:
Dirk Best 2015-07-30 14:18:10 +02:00
parent 6a79228c3f
commit d53d1ec88b
1 changed files with 7 additions and 27 deletions
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34
src/mame/drivers/sstrangr.c
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@ -13,18 +13,17 @@
#include "sstrangr.lh" #include "sstrangr.lh"
#define NUM_PENS (8)
class sstrangr_state : public driver_device class sstrangr_state : public driver_device
{ {
public: public:
sstrangr_state(const machine_config &mconfig, device_type type, const char *tag) sstrangr_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag), : driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"), m_maincpu(*this, "maincpu"),
m_palette(*this, "palette"),
m_ram(*this, "ram") { } m_ram(*this, "ram") { }
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
optional_device<palette_device> m_palette;
required_shared_ptr<UINT8> m_ram; required_shared_ptr<UINT8> m_ram;
UINT8 m_flip_screen; UINT8 m_flip_screen;
@ -86,32 +85,12 @@ UINT32 sstrangr_state::screen_update_sstrangr(screen_device &screen, bitmap_rgb3
return 0; return 0;
} }
static void get_pens(pen_t *pens)
{
offs_t i;
for (i = 0; i < NUM_PENS; i++)
{
pens[i] = rgb_t(pal1bit(i >> 0), pal1bit(i >> 2), pal1bit(i >> 1));
}
}
UINT32 sstrangr_state::screen_update_sstrngr2(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) UINT32 sstrangr_state::screen_update_sstrngr2(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{ {
pen_t pens[NUM_PENS]; UINT8 *color_map_base = &memregion("proms")->base()[m_flip_screen ? 0x0000 : 0x0200];
offs_t offs;
UINT8 *color_map_base;
get_pens(pens); for (offs_t offs = 0; offs < 0x2000; offs++)
color_map_base = &memregion("proms")->base()[m_flip_screen ? 0x0000 : 0x0200];
for (offs = 0; offs < 0x2000; offs++)
{ {
int i;
UINT8 y = offs >> 5; UINT8 y = offs >> 5;
UINT8 x = offs << 3; UINT8 x = offs << 3;
@ -120,7 +99,7 @@ UINT32 sstrangr_state::screen_update_sstrngr2(screen_device &screen, bitmap_rgb3
UINT8 data = m_ram[offs]; UINT8 data = m_ram[offs];
UINT8 fore_color = color_map_base[color_address] & 0x07; UINT8 fore_color = color_map_base[color_address] & 0x07;
for (i = 0; i < 8; i++) for (int i = 0; i < 8; i++)
{ {
UINT8 color; UINT8 color;
@ -135,7 +114,7 @@ UINT32 sstrangr_state::screen_update_sstrngr2(screen_device &screen, bitmap_rgb3
data = data >> 1; data = data >> 1;
} }
bitmap.pix32(y, x) = pens[color]; bitmap.pix32(y, x) = m_palette->pen_color(color);
x = x + 1; x = x + 1;
} }
@ -282,6 +261,7 @@ static MACHINE_CONFIG_DERIVED( sstrngr2, sstrangr )
MCFG_SCREEN_MODIFY("screen") MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_UPDATE_DRIVER(sstrangr_state, screen_update_sstrngr2) MCFG_SCREEN_UPDATE_DRIVER(sstrangr_state, screen_update_sstrngr2)
MCFG_PALETTE_ADD_3BIT_RBG("palette")
MACHINE_CONFIG_END MACHINE_CONFIG_END