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Diffstat (limited to 'src/devices/video/scn2674.cpp')
-rw-r--r--src/devices/video/scn2674.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/video/scn2674.cpp b/src/devices/video/scn2674.cpp
index fe3e8ab5df2..dd673866893 100644
--- a/src/devices/video/scn2674.cpp
+++ b/src/devices/video/scn2674.cpp
@@ -34,7 +34,7 @@ scn2674_device::scn2674_device(const machine_config &mconfig, const char *tag, d
, m_screen1_l(0), m_screen1_h(0), m_cursor_l(0), m_cursor_h(0), m_screen2_l(0), m_screen2_h(0)
, m_irq_register(0), m_status_register(0), m_irq_mask(0)
, m_gfx_enabled(0), m_display_enabled(0), m_display_enabled_field(0), m_display_enabled_scanline(0), m_cursor_enabled(0)
- , m_hpixels_per_column(0), m_text_hpixels_per_column(0), m_gfx_hpixels_per_column(0)
+ , m_hpixels_per_column(0)
, m_IR0_double_ht_wd(0), m_IR0_scanline_per_char_row(0), m_IR0_sync_select(0), m_IR0_buffer_mode_select(0)
, m_IR1_interlace_enable(0), m_IR1_equalizing_constant(0)
, m_IR2_row_table(0), m_IR2_horz_sync_width(0), m_IR2_horz_back_porch(0)
@@ -139,7 +139,6 @@ void scn2674_device::device_reset()
m_IR_pointer = 0;
m_address = 0;
m_start1change = 0;
- m_hpixels_per_column = m_text_hpixels_per_column;
}
// 15 Initialization Registers (8-bit each)
@@ -342,6 +341,8 @@ void scn2674_device::write_command(uint8_t data)
/* Enable GFX */
LOGMASKED(LOG_COMMAND, "enable GFX %02x\n",data);
m_gfx_enabled = 1;
+
+ // FIXME: this takes effect at next character row
recompute_parameters();
}
@@ -640,7 +641,6 @@ WRITE8_MEMBER( scn2674_device::write )
void scn2674_device::recompute_parameters()
{
- m_hpixels_per_column = m_gfx_enabled ? m_gfx_hpixels_per_column : m_text_hpixels_per_column;
int horiz_pix_total = ((m_IR1_equalizing_constant + (m_IR2_horz_sync_width << 1)) << 1) * m_hpixels_per_column;
int vert_pix_total = m_IR4_rows_per_screen * m_IR0_scanline_per_char_row + m_IR3_vert_front_porch + m_IR3_vert_back_porch + m_IR7_vsync_width;
attoseconds_t refresh = screen().frame_period().attoseconds();