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palettes are written by the blitter as well, at least sometimes. this makes things worse in some cases, but you can see it's needed because the fades between scenes are done with it, I think DMA hookup needs fixing to match it, and possibly a palette select adding.

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This commit is contained in:
David Haywood 2013-02-19 22:29:41 +00:00
parent 498c91131e
commit 8e3137793a
1 changed files with 35 additions and 16 deletions
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51
src/mame/drivers/coolridr.c
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@ -301,6 +301,7 @@ public:
UINT16 m_vZoom;
UINT16 m_hZoom;
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_subcpu;
required_device<cpu_device> m_soundcpu;
@ -382,7 +383,11 @@ UINT32 coolridr_state::screen_update_coolridr(screen_device &screen, bitmap_rgb3
if (which==1)
{
count += 0x20000/4;
color += 2;
color += 0x5e;
}
else
{
color += 0x4e;
}
for (y=0;y<64;y++)
@ -417,7 +422,7 @@ UINT32 coolridr_state::screen_update_coolridr(screen_device &screen, bitmap_rgb3
UINT32 coolridr_state::screen_update_coolridr1(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
#if 0
if(machine().input().code_pressed(KEYCODE_Z))
m_test_offs+=4;
@ -445,6 +450,8 @@ UINT32 coolridr_state::screen_update_coolridr1(screen_device &screen, bitmap_rgb
if(m_test_offs > 0x100000*4)
m_test_offs = 0;
#endif
// popmessage("%08x %04x",m_test_offs,m_color);
return screen_update_coolridr(screen,bitmap,cliprect,0);
@ -533,8 +540,13 @@ WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
}
else if (m_blitterMode == 0xe0)
{
// uploads 16-bit values, a palette maybe?
// uploads palettes...
// does NOT upload the palette for the WDUD screen when set to US mode this way..
m_blitterSerialCount = 0;
m_textOffset = (data & 0x0000ffff)>>2; // it's a byte offset
// printf("set e0 %08x\n", data);
}
else
{
@ -746,8 +758,13 @@ WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
}
else if (m_blitterMode == 0xe0) // when going into game (in units of 0x10 writes)
{
// it writes the palette for the bgs here, with fade effects?
// is this the only way for the tile colours to be actually used, or does this just go to memory somewhere too?
//printf("blit mode %02x %02x %08x\n", m_blitterMode, m_blitterSerialCount, data);
m_blitterSerialCount++;
sysh1_pal_w(space,m_textOffset,data,0xffffffff);
m_textOffset++;
}
else
{
@ -762,15 +779,14 @@ WRITE32_MEMBER(coolridr_state::sysh1_txt_blit_w)
WRITE32_MEMBER(coolridr_state::sysh1_pal_w)
{
int r,g,b;
COMBINE_DATA(&m_generic_paletteram_32[offset]);
r = ((m_generic_paletteram_32[offset] & 0x00007c00) >> 10);
g = ((m_generic_paletteram_32[offset] & 0x000003e0) >> 5);
b = ((m_generic_paletteram_32[offset] & 0x0000001f) >> 0);
r = ((data & 0x00007c00) >> 10);
g = ((data & 0x000003e0) >> 5);
b = ((data & 0x0000001f) >> 0);
palette_set_color_rgb(machine(),(offset*2)+1,pal5bit(r),pal5bit(g),pal5bit(b));
r = ((m_generic_paletteram_32[offset] & 0x7c000000) >> 26);
g = ((m_generic_paletteram_32[offset] & 0x03e00000) >> 21);
b = ((m_generic_paletteram_32[offset] & 0x001f0000) >> 16);
r = ((data & 0x7c000000) >> 26);
g = ((data & 0x03e00000) >> 21);
b = ((data & 0x001f0000) >> 16);
palette_set_color_rgb(machine(),offset*2,pal5bit(r),pal5bit(g),pal5bit(b));
}
@ -884,7 +900,7 @@ static ADDRESS_MAP_START( system_h1_map, AS_PROGRAM, 32, coolridr_state )
AM_RANGE(0x01000000, 0x01ffffff) AM_ROM AM_REGION("gfx_data",0x0000000)
AM_RANGE(0x03000000, 0x030fffff) AM_RAM AM_SHARE("h1_vram")//bg vram
AM_RANGE(0x03c00000, 0x03c0ffff) AM_RAM_WRITE(sysh1_pal_w) AM_SHARE("paletteram")
AM_RANGE(0x03c00000, 0x03c0ffff) AM_RAM AM_SHARE("paletteram2") // palettes get written here, but the actual used ones seem to get sent via blitter??
AM_RANGE(0x03d00000, 0x03dfffff) AM_RAM_WRITE(sysh1_char_w) AM_SHARE("h1_charram") //FIXME: half size
AM_RANGE(0x03e00000, 0x03efffff) AM_RAM_WRITE(sysh1_dma_w) AM_SHARE("fb_vram") //FIXME: not all of it
@ -1032,10 +1048,10 @@ static const gfx_layout fakeascii =
static GFXDECODE_START( coolridr )
// GFXDECODE_ENTRY( "maincpu_data", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "gfx_data", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "gfx5", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "ram_gfx", 0, tiles8x8_layout, 0, 16 )
GFXDECODE_ENTRY( "fakeascii", 0x18000, fakeascii, 0, 16 )
GFXDECODE_ENTRY( "gfx_data", 0, tiles8x8_layout, 0, 0x100 )
GFXDECODE_ENTRY( "gfx5", 0, tiles8x8_layout, 0, 0x100 )
GFXDECODE_ENTRY( "ram_gfx", 0, tiles8x8_layout, 0, 0x100 )
GFXDECODE_ENTRY( "fakeascii", 0x18000, fakeascii, 0x1000, 16 )
GFXDECODE_END
static INPUT_PORTS_START( coolridr )
@ -1406,6 +1422,9 @@ void coolridr_state::machine_reset()
memcpy(m_soundram, memregion("soundcpu")->base()+0x80000, 0x80000);
m_soundcpu->reset();
}