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tc0480scp.c: added missing save states + small cleanup, improves but doesn't totally fix racingb save state (nw)

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This commit is contained in:
Ivan Vangelista 2014-08-21 12:15:11 +00:00
parent 4a01427f4e
commit c7b8e151dc
3 changed files with 19 additions and 14 deletions
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4
src/mame/drivers/taito_z.c
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@ -951,9 +951,9 @@ Racing Beat
Graphics problems: Graphics problems:
- tearing in the main road (tile layer 3 offset?) - tearing in the main road (tile layer 3 offset?)
likely cause is mame/video/taitoic.c in tc0480scp_bg23_draw: likely cause is mame/video/tc0480scp.c in bg23_draw:
** flawed calc ?? ** ** flawed calc ?? **
x_index -= (tc0480scp->x_offs - 0x1f + layer * 4) * ((row_zoom & 0xff) << 8); x_index -= (m_x_offset - 0x1f + layer * 4) * ((row_zoom & 0xff) << 8);
- car sprites palette flickering - car sprites palette flickering
- layer missing sometimes (random?) ie. motor block sprite after inserting coin - layer missing sometimes (random?) ie. motor block sprite after inserting coin

27
src/mame/video/tc0480scp.c
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@ -139,16 +139,8 @@ const device_type TC0480SCP = &device_creator<tc0480scp_device>;
tc0480scp_device::tc0480scp_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) tc0480scp_device::tc0480scp_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: device_t(mconfig, TC0480SCP, "Taito TC0480SCP", tag, owner, clock, "tc0480scp", __FILE__), : device_t(mconfig, TC0480SCP, "Taito TC0480SCP", tag, owner, clock, "tc0480scp", __FILE__),
// m_ctrl[0x18](0),
m_ram(NULL),
//m_bg_ram[4](NULL),
m_tx_ram(NULL), m_tx_ram(NULL),
m_char_ram(NULL), m_char_ram(NULL),
//m_bgscroll_ram[4](NULL),
//m_rowzoom_ram[4](NULL),
//m_bgcolumn_ram[4](NULL),
//m_bgscrollx[4](NULL),
//m_bgscrolly[4](NULL),
m_pri_reg(0), m_pri_reg(0),
m_dblwidth(0), m_dblwidth(0),
m_gfxnum(0), m_gfxnum(0),
@ -163,6 +155,17 @@ tc0480scp_device::tc0480scp_device(const machine_config &mconfig, const char *ta
m_gfxdecode(*this), m_gfxdecode(*this),
m_palette(*this) m_palette(*this)
{ {
memset(m_ctrl, 0, sizeof(m_ctrl));
for (int i = 0; i < 4; i++)
{
m_bg_ram[i] = NULL;
m_bgscroll_ram[i] = NULL;
m_rowzoom_ram[i] = NULL;
m_bgcolumn_ram[i] = NULL;
m_bgscrollx[i] = NULL;
m_bgscrolly[i] = NULL;
}
} }
//------------------------------------------------- //-------------------------------------------------
@ -275,15 +278,17 @@ void tc0480scp_device::device_start()
m_tilemap[3][i]->set_scroll_rows(512); m_tilemap[3][i]->set_scroll_rows(512);
} }
m_ram = auto_alloc_array_clear(machine(), UINT16, TC0480SCP_RAM_SIZE / 2); m_ram.resize_and_clear(TC0480SCP_RAM_SIZE / 2);
set_layer_ptrs(); set_layer_ptrs();
/* create the char set (gfx will then be updated dynamically from RAM) */ /* create the char set (gfx will then be updated dynamically from RAM) */
m_gfxdecode->set_gfx(m_txnum, global_alloc(gfx_element(m_palette, tc0480scp_charlayout, (UINT8 *)m_char_ram, NATIVE_ENDIAN_VALUE_LE_BE(8,0), 64, 0))); m_gfxdecode->set_gfx(m_txnum, global_alloc(gfx_element(m_palette, tc0480scp_charlayout, (UINT8 *)m_char_ram, NATIVE_ENDIAN_VALUE_LE_BE(8,0), 64, 0)));
save_pointer(NAME(m_ram), TC0480SCP_RAM_SIZE / 2); save_item(NAME(m_ram));
save_item(NAME(m_ctrl)); save_item(NAME(m_ctrl));
save_item(NAME(m_bgscrollx));
save_item(NAME(m_bgscrolly));
save_item(NAME(m_pri_reg));
save_item(NAME(m_dblwidth)); save_item(NAME(m_dblwidth));
machine().save().register_postload(save_prepost_delegate(FUNC(tc0480scp_device::postload), this)); machine().save().register_postload(save_prepost_delegate(FUNC(tc0480scp_device::postload), this));
} }

2
src/mame/video/tc0480scp.h
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@ -69,7 +69,7 @@ private:
// internal state // internal state
UINT16 m_ctrl[0x18]; UINT16 m_ctrl[0x18];
UINT16 * m_ram; dynamic_array<UINT16> m_ram;
UINT16 * m_bg_ram[4]; UINT16 * m_bg_ram[4];
UINT16 * m_tx_ram; UINT16 * m_tx_ram;
UINT16 * m_char_ram; UINT16 * m_char_ram;