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gime: Fixed lines-per-row and improved border color for legacy modes (#13038)

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tim lindner 2024-12-01 12:05:29 -08:00 committed by GitHub
parent 9f705b3e1c
commit cb6bc8c8f1
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2 changed files with 30 additions and 37 deletions
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56
src/mame/trs/gime.cpp
View File

@ -1286,7 +1286,7 @@ void gime_device::update_border(uint16_t physical_scanline)
// graphics, green or white
border = (~m_ff22_value & MODE_CSS) ? 0x12 : 0x3F;
}
else if (m_ff22_value & MODE_GM2)
else if ((m_ff22_value & MODE_GM2) && !(m_ff22_value & MODE_GM1))
{
// text, green or orange
border = (~m_ff22_value & MODE_CSS) ? 0x12 : 0x26;
@ -1329,42 +1329,26 @@ inline uint16_t gime_device::get_lines_per_row()
uint16_t lines_per_row;
if (m_legacy_video)
{
switch(m_ff22_value & MODE_AG)
if (m_ff22_value & MODE_AG)
{
case 0:
static int gime_legacy_lines_per_row_graphic[8] =
{
3, 3, 3, 2, 2, 1, 1, 1
};
int i = m_sam_state & (SAM_STATE_V0|SAM_STATE_V1|SAM_STATE_V2);
lines_per_row = gime_legacy_lines_per_row_graphic[i];
}
else
{
// http://cocogamedev.mxf.yuku.com/topic/4299238#.VyC6ozArI-U
static int ff9c_lines_per_row[16] =
static int ff9c_lines_per_row_alpha[16] =
{
11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 4, 3, 2, 1, 12
};
int i = m_gime_registers[0x0C] & 0x0F;
//lines_per_row = 12;
lines_per_row = ff9c_lines_per_row[i];
break;
}
case MODE_AG:
switch (m_sam_state & (SAM_STATE_V0|SAM_STATE_V1|SAM_STATE_V2))
{
case 0:
lines_per_row = 12;
break;
case SAM_STATE_V1:
lines_per_row = 3;
break;
case SAM_STATE_V2:
case SAM_STATE_V1|SAM_STATE_V0:
lines_per_row = 2;
break;
default:
lines_per_row = 1;
}
break;
default:
fatalerror("Should not get here\n");
lines_per_row = ff9c_lines_per_row_alpha[i];
}
}
else
@ -1523,7 +1507,11 @@ void gime_device::record_full_body_scanline(uint16_t physical_scanline, uint16_t
case MODE_AG|MODE_GM0:
case MODE_AG|MODE_GM1|MODE_GM0:
case MODE_AG|MODE_GM2|MODE_GM0:
if (m_sam_state & SAM_STATE_V0)
pitch = record_scanline_res<16, &gime_device::get_data_mc6847, true>(physical_scanline);
else
pitch = record_scanline_res<32, &gime_device::get_data_mc6847, true>(physical_scanline);
break;
case 0:
@ -1687,9 +1675,10 @@ uint32_t gime_device::emit_dummy_samples(const scanline_record *scanline, int sa
// emit_mc6847_samples
//-------------------------------------------------
template<int xscale>
inline uint32_t gime_device::emit_mc6847_samples(const scanline_record *scanline, int sample_start, int sample_count, pixel_t *pixels, const pixel_t *palette)
{
return super::emit_mc6847_samples<2>(
return super::emit_mc6847_samples<xscale>(
scanline->m_mode[sample_start],
&scanline->m_data[sample_start],
sample_count,
@ -1883,11 +1872,14 @@ bool gime_device::update_screen(bitmap_rgb32 &bitmap, const rectangle &cliprect,
case MODE_AG|MODE_GM0:
case MODE_AG|MODE_GM1|MODE_GM0:
case MODE_AG|MODE_GM2|MODE_GM0:
render_scanline<16, &gime_device::emit_mc6847_samples>(scanline, pixels, min_x, max_x, &resolver);
if (m_sam_state & SAM_STATE_V0)
render_scanline<16, &gime_device::emit_mc6847_samples<2>>(scanline, pixels, min_x, max_x, &resolver);
else
render_scanline<32, &gime_device::emit_mc6847_samples<1>>(scanline, pixels, min_x, max_x, &resolver);
break;
default:
render_scanline<32, &gime_device::emit_mc6847_samples>(scanline, pixels, min_x, max_x, &resolver);
render_scanline<32, &gime_device::emit_mc6847_samples<2>>(scanline, pixels, min_x, max_x, &resolver);
break;
}
}

1
src/mame/trs/gime.h
View File

@ -239,6 +239,7 @@ protected:
// rendering sampled graphics
typedef uint32_t (gime_device::*emit_samples_proc)(const scanline_record *scanline, int sample_start, int sample_count, pixel_t *pixels, const pixel_t *palette);
uint32_t emit_dummy_samples(const scanline_record *scanline, int sample_start, int sample_count, pixel_t *pixels, const pixel_t *palette);
template<int xscale>
uint32_t emit_mc6847_samples(const scanline_record *scanline, int sample_start, int sample_count, pixel_t *pixels, const pixel_t *palette);
template<int xscale>
uint32_t emit_gime_text_samples(const scanline_record *scanline, int sample_start, int sample_count, pixel_t *pixels, const pixel_t *palette);