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k057714: add double height characters (nw)

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This commit is contained in:
Ville Linde 2015-08-10 20:18:29 +03:00
parent 99353dc95f
commit 210a006833
1 changed files with 6 additions and 2 deletions
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8
src/mame/video/k057714.c
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@ -230,7 +230,8 @@ WRITE32_MEMBER(k057714_device::write)
// execute when filled
if (m_command_fifo1_ptr >= 4)
{
printf("GCU FIFO1 exec: %08X %08X %08X %08X\n", m_command_fifo1[0], m_command_fifo1[1], m_command_fifo1[2], m_command_fifo1[3]);
//printf("GCU FIFO1 exec: %08X %08X %08X %08X\n", m_command_fifo1[0], m_command_fifo1[1], m_command_fifo1[2], m_command_fifo1[3]);
execute_command(m_command_fifo1);
m_command_fifo1_ptr = 0;
}
}
@ -504,6 +505,7 @@ void k057714_device::draw_character(UINT32 *cmd)
// 0x01: -------- -------- ------xx xxxxxxxx character x
// 0x01: -------- ----xxxx xxxxxx-- -------- character y
// 0x01: -------x -------- -------- -------- double height
// 0x02: xxxxxxxx xxxxxxxx -------- -------- color 0
// 0x02: -------- -------- xxxxxxxx xxxxxxxx color 1
@ -516,6 +518,7 @@ void k057714_device::draw_character(UINT32 *cmd)
UINT32 address = cmd[0] & 0xffffff;
UINT16 color[4];
bool relative_coords = (cmd[0] & 0x10000000) ? true : false;
bool double_height = (cmd[1] & 0x01000000) ? true : false;
if (relative_coords)
{
@ -534,8 +537,9 @@ void k057714_device::draw_character(UINT32 *cmd)
UINT16 *vram16 = (UINT16*)m_vram;
int fb_pitch = 1024;
int height = double_height ? 16 : 8;
for (int j=0; j < 8; j++)
for (int j=0; j < height; j++)
{
UINT32 fbaddr = (y+j) * fb_pitch;
UINT16 line = vram16[address ^ NATIVE_ENDIAN_VALUE_LE_BE(1,0)];