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Diffstat (limited to 'src/mess/video/mc6847.c')
-rw-r--r-- | src/mess/video/mc6847.c | 1627 |
1 files changed, 1627 insertions, 0 deletions
diff --git a/src/mess/video/mc6847.c b/src/mess/video/mc6847.c new file mode 100644 index 00000000000..aa11a9a86a5 --- /dev/null +++ b/src/mess/video/mc6847.c @@ -0,0 +1,1627 @@ +/********************************************************************* + + mc6847.c + + Implementation of Motorola 6847 video hardware chip + + Sources: + M6847 data sheet + M6847T1 info from Rainbow magazine (10/1986-12/1986) + + + AG AS INTEXT INV GM2 GM1 GM0 + -- -- ------ --- --- --- --- + 0 0 0 0 X X X Internal Alphanumerics + 0 0 0 1 X X X Internal Alphanumerics Inverted + 0 0 1 0 X X X External Alphanumerics + 0 0 1 1 X X X External Alphanumerics Inverted + 0 1 0 X X X X Semigraphics 4 + 0 1 1 X X X X Semigraphics 6 + 1 X X X 0 0 0 Graphics CG1 (64x64x4) (16 bpr) + 1 X X X 0 0 1 Graphics RG1 (128x64x2) (16 bpr) + 1 X X X 0 1 0 Graphics CG2 (128x64x4) (32 bpr) + 1 X X X 0 1 1 Graphics RG2 (128x96x2) (16 bpr) + 1 X X X 1 0 0 Graphics CG3 (128x96x4) (32 bpr) + 1 X X X 1 0 1 Graphics RG3 (128x192x2) (16 bpr) + 1 X X X 1 1 0 Graphics CG6 (128x192x4) (32 bpr) + 1 X X X 1 1 1 Graphics RG6 (256x192x2) (32 bpr) + + Note: The M6847 relies on an external source (typically a 6883 SAM chip) + to feed it bytes; so the BPR (bytes per row) figures are effectively + suggestions. Mismatching modes is responsible for the semigraphic modes + on the CoCo. + + Timing: + (source Motorola M6847 Manual) + + Horizontal Sync: Total Period: 227.5 clock cycles + @ CLK(0) + DHS_F - falling edge (high to low) + @ CLK(16.5) + DHS_R - rising edge (low to high) + @ CLK(42) - left border start + @ CLK(71.5) - body start + @ CLK(199.5) - right border start + @ CLK(227.5) + DHS_F - falling edge (high to low) + ... + + Field Sync: Total Period 262*227.5 clock cycles + @ CLK(0) + DFS_F - falling edge (high to low) + @ CLK(32*227.5) + DFS_R - rising edge (low to high) + @ CLK(262*227.5) + DFS_F - falling edge (high to low) (262.5 for the M6847Y) + + DHS_F: 550ns + DHS_R: 740ns + DFS_F: 520ns + DFS_R: 500ns + + The M6847T1 is a later variant of the M6847 chip that implements lower + case support and some other nifty features. This chip is in the CoCo 2B. + I have not been able to find a pinout diagram for this chip so I am + assuming that the extra text modes on the CoCo 2B are activated by the + GM2-0 pins. This needs to be confirmed. + +**********************************************************************/ + + +#include "emu.h" +#include "video/mc6847.h" + + +//************************************************************************** +// CONSTANTS +//************************************************************************** + +#define TOP_BORDER 25 +#define USE_HORIZONTAL_CLIP false + +#define TIMER_HSYNC_PERIOD (227.5) +#define TIMER_HSYNC_OFF_TIME (10.0) +#define TIMER_HSYNC_ON_TIME (TIMER_HSYNC_OFF_TIME + 16.5) +#define TIMER_FSYNC_OFF_TIME (TIMER_HSYNC_PERIOD * TOP_BORDER + TIMER_HSYNC_ON_TIME) +#define TIMER_FSYNC_ON_TIME (TIMER_HSYNC_PERIOD * (TOP_BORDER + 192) + TIMER_HSYNC_ON_TIME) + +#define LOG_SCANLINE 0 +#define LOG_HSYNC 0 +#define LOG_FSYNC 0 + + +const UINT32 mc6847_base_device::s_palette[mc6847_base_device::PALETTE_LENGTH] = +{ + MAKE_RGB(0x07, 0xff, 0x00), /* GREEN */ + MAKE_RGB(0xff, 0xff, 0x00), /* YELLOW */ + MAKE_RGB(0x3b, 0x08, 0xff), /* BLUE */ + MAKE_RGB(0xcc, 0x00, 0x3b), /* RED */ + MAKE_RGB(0xff, 0xff, 0xff), /* BUFF */ + MAKE_RGB(0x07, 0xe3, 0x99), /* CYAN */ + MAKE_RGB(0xff, 0x1c, 0xff), /* MAGENTA */ + MAKE_RGB(0xff, 0x81, 0x00), /* ORANGE */ + + MAKE_RGB(0x00, 0x00, 0x00), /* BLACK */ + MAKE_RGB(0x07, 0xff, 0x00), /* GREEN */ + MAKE_RGB(0x00, 0x00, 0x00), /* BLACK */ + MAKE_RGB(0xff, 0xff, 0xff), /* BUFF */ + + MAKE_RGB(0x00, 0x7c, 0x00), /* ALPHANUMERIC DARK GREEN */ + MAKE_RGB(0x07, 0xff, 0x00), /* ALPHANUMERIC BRIGHT GREEN */ + MAKE_RGB(0x91, 0x00, 0x00), /* ALPHANUMERIC DARK ORANGE */ + MAKE_RGB(0xff, 0x81, 0x00) /* ALPHANUMERIC BRIGHT ORANGE */ +}; + + + +//************************************************************************** +// FRIEND DEVICE +//************************************************************************** + +//------------------------------------------------- +// ctor +//------------------------------------------------- + +mc6847_friend_device::mc6847_friend_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, + const UINT8 *fontdata, bool is_mc6847t1, double tpfs, int field_sync_falling_edge_scanline) + : device_t(mconfig, type, name, tag, owner, clock), + m_character_map(fontdata, is_mc6847t1) +{ + m_tpfs = tpfs; + + // The MC6847 and the GIME apply field sync on different scanlines + m_field_sync_falling_edge_scanline = field_sync_falling_edge_scanline; +} + + + +//------------------------------------------------- +// setup_timer - sets up a single timer relative +// to the clock +//------------------------------------------------- + +ATTR_FORCE_INLINE emu_timer *mc6847_friend_device::setup_timer(device_timer_id id, double offset, double period) +{ + emu_timer *timer = timer_alloc(id); + timer->adjust( + attotime::from_ticks(offset * 4, m_clock * 4), + 0, + attotime::from_ticks(period * 4, m_clock * 4)); + return timer; +} + + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void mc6847_friend_device::device_start(void) +{ + /* create the timers */ + m_frame_timer = setup_timer( TIMER_FRAME, 0, m_tpfs * TIMER_HSYNC_PERIOD); + m_hsync_on_timer = setup_timer( TIMER_HSYNC_ON, TIMER_HSYNC_ON_TIME, TIMER_HSYNC_PERIOD); + m_hsync_off_timer = setup_timer(TIMER_HSYNC_OFF, TIMER_HSYNC_OFF_TIME, TIMER_HSYNC_PERIOD); + m_fsync_timer = timer_alloc(TIMER_FSYNC); + + m_top_border_scanlines = 0; + m_body_scanlines = 0; + m_wide = false; + set_geometry(25, 192, false); + + /* save states */ + save_item(NAME(m_physical_scanline)); + save_item(NAME(m_logical_scanline)); + save_item(NAME(m_logical_scanline_zone)); + save_item(NAME(m_horizontal_sync)); + save_item(NAME(m_field_sync)); + + /* artifacting */ + m_artifacter.setup_config(this); +} + + + +//------------------------------------------------- +// device_start - device-specific reset +//------------------------------------------------- + +void mc6847_friend_device::device_reset(void) +{ + device_t::device_reset(); + m_video_changed = true; +} + + + +//------------------------------------------------- +// device_post_load - device-specific post load +//------------------------------------------------- + +void mc6847_friend_device::device_post_load(void) +{ + device_t::device_post_load(); + m_video_changed = true; +} + + + +//------------------------------------------------- +// update_field_sync_timer +//------------------------------------------------- + +void mc6847_friend_device::update_field_sync_timer(void) +{ + /* are we expecting field sync? */ + bool expected_field_sync = (m_physical_scanline < m_field_sync_falling_edge_scanline) + || (m_logical_scanline_zone == SCANLINE_ZONE_VBLANK); + + /* determine the duration */ + attotime duration = (expected_field_sync != m_field_sync) ? attotime::from_ticks(160, m_clock) : attotime::never; + + /* and reset the timer */ + m_fsync_timer->adjust(duration, expected_field_sync ? 1 : 0); +} + + + +//------------------------------------------------- +// device_timer +//------------------------------------------------- + +void mc6847_friend_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + switch(id) + { + case TIMER_FRAME: new_frame(); break; + case TIMER_HSYNC_ON: change_horizontal_sync(true); break; + case TIMER_HSYNC_OFF: change_horizontal_sync(false); break; + case TIMER_FSYNC: change_field_sync(param != 0); break; + } +} + + + +//------------------------------------------------- +// new_frame +//------------------------------------------------- + +ATTR_FORCE_INLINE void mc6847_friend_device::new_frame(void) +{ + m_physical_scanline = 0; + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_FRAME_END; +} + + + +//------------------------------------------------- +// scanline_zone_string +//------------------------------------------------- + +const char *mc6847_friend_device::scanline_zone_string(scanline_zone zone) +{ + const char *result; + switch(zone) + { + case SCANLINE_ZONE_TOP_BORDER: result = "SCANLINE_ZONE_TOP_BORDER"; break; + case SCANLINE_ZONE_BODY: result = "SCANLINE_ZONE_BODY"; break; + case SCANLINE_ZONE_BOTTOM_BORDER: result = "SCANLINE_ZONE_BOTTOM_BORDER"; break; + case SCANLINE_ZONE_RETRACE: result = "SCANLINE_ZONE_RETRACE"; break; + case SCANLINE_ZONE_VBLANK: result = "SCANLINE_ZONE_VBLANK"; break; + case SCANLINE_ZONE_FRAME_END: result = "SCANLINE_ZONE_FRAME_END"; break; + default: + fatalerror("Should not get here"); + break; + } + return result; +} + + + +//------------------------------------------------- +// change_horizontal_sync +//------------------------------------------------- + +ATTR_FORCE_INLINE void mc6847_friend_device::change_horizontal_sync(bool line) +{ + g_profiler.start(PROFILER_USER1); + if (line && !m_horizontal_sync) + { + if (LOG_SCANLINE) + logerror("%s: change_horizontal_sync(): Recording scanline\n", describe_context()); + + /* first store the scanline */ + g_profiler.start(PROFILER_USER2); + switch((scanline_zone) m_logical_scanline_zone) + { + case SCANLINE_ZONE_TOP_BORDER: + case SCANLINE_ZONE_BOTTOM_BORDER: + record_border_scanline(m_physical_scanline); + break; + + case SCANLINE_ZONE_BODY: + record_body_scanline(m_physical_scanline, m_logical_scanline); + break; + + case SCANLINE_ZONE_RETRACE: + case SCANLINE_ZONE_VBLANK: + case SCANLINE_ZONE_FRAME_END: + /* do nothing */ + break; + } + g_profiler.stop(); + + /* advance to next scanline */ + next_scanline(); + } + + /* finally output horizontal sync */ + if (line != m_horizontal_sync) + { + m_horizontal_sync = line; + + /* log if apprpriate */ + if (LOG_HSYNC) + logerror("%s: change_horizontal_sync(): line=%d\n", describe_context(), line ? 1 : 0); + + /* invoke callback */ + if (!m_res_out_hsync_func.isnull()) + m_res_out_hsync_func(line); + + /* call virtual function */ + horizontal_sync_changed(m_horizontal_sync); + } + + /* and update the field sync timer */ + update_field_sync_timer(); + g_profiler.stop(); +} + + + +//------------------------------------------------- +// change_field_sync +//------------------------------------------------- + +ATTR_FORCE_INLINE void mc6847_friend_device::change_field_sync(bool line) +{ + /* output field sync */ + if (line != m_field_sync) + { + m_field_sync = line; + + /* log if apprpriate */ + if (LOG_FSYNC) + logerror("%s: change_field_sync(): line=%d\n", describe_context(), line ? 1 : 0); + + /* invoke callback */ + if (!m_res_out_fsync_func.isnull()) + m_res_out_fsync_func(line); + + /* call virtual function */ + field_sync_changed(m_field_sync); + } +} + + + +//------------------------------------------------- +// next_scanline +//------------------------------------------------- + +ATTR_FORCE_INLINE void mc6847_friend_device::next_scanline(void) +{ + /* advance to next scanline */ + m_physical_scanline++; + m_logical_scanline++; + + /* check for movement into the next "zone" */ + if (m_logical_scanline_zone == SCANLINE_ZONE_FRAME_END) + { + /* we're now in the top border */ + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_TOP_BORDER; + } + else if ((m_logical_scanline_zone < SCANLINE_ZONE_VBLANK) && (m_physical_scanline >= 25+192+26+6)) + { + /* we're now into vblank */ + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_VBLANK; + } + else if ((m_logical_scanline_zone < SCANLINE_ZONE_RETRACE) && (m_physical_scanline >= 25+192+26)) + { + /* we're now into retrace */ + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_RETRACE; + } + else if ((m_logical_scanline_zone == SCANLINE_ZONE_TOP_BORDER) && (m_logical_scanline >= m_top_border_scanlines)) + { + /* we're now into the body */ + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_BODY; + } + else if ((m_logical_scanline_zone == SCANLINE_ZONE_BODY) && (m_logical_scanline >= m_body_scanlines)) + { + /* we're now into the bottom border */ + m_logical_scanline = 0; + m_logical_scanline_zone = SCANLINE_ZONE_BOTTOM_BORDER; + enter_bottom_border(); + } +} + + + +//------------------------------------------------- +// horizontal_sync_changed +//------------------------------------------------- + +void mc6847_friend_device::horizontal_sync_changed(bool line) +{ +} + + + +//------------------------------------------------- +// field_sync_changed +//------------------------------------------------- + +void mc6847_friend_device::field_sync_changed(bool line) +{ +} + + + +//------------------------------------------------- +// enter_bottom_border +//------------------------------------------------- + +void mc6847_friend_device::enter_bottom_border(void) +{ +} + + + +//------------------------------------------------- +// record_border_scanline +//------------------------------------------------- + +void mc6847_friend_device::record_border_scanline(UINT16 physical_scanline) +{ +} + + + +//------------------------------------------------- +// video_flush +//------------------------------------------------- + +void mc6847_friend_device::video_flush(void) +{ +} + + + +//------------------------------------------------- +// describe_context +//------------------------------------------------- + +const char *mc6847_friend_device::describe_context(void) +{ + static char buffer[128]; + snprintf(buffer, ARRAY_LENGTH(buffer), "%s (scanline %s:%d)", + machine().describe_context(), + scanline_zone_string((scanline_zone) m_logical_scanline_zone), + m_logical_scanline); + return buffer; +} + + + +//************************************************************************** +// BASE DEVICE +//************************************************************************** + +//------------------------------------------------- +// ctor +//------------------------------------------------- + +mc6847_base_device::mc6847_base_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const UINT8 *fontdata, double tpfs) + : mc6847_friend_device(mconfig, type, name, tag, owner, clock, fontdata, (type == MC6847T1_NTSC) || (type == MC6847T1_PAL), tpfs, 25+191) +{ + m_palette = s_palette; + + for (int i = 0; i < ARRAY_LENGTH(s_palette); i++) + { + m_bw_palette[i] = black_and_white(s_palette[i]); + } +} + + + +//------------------------------------------------- +// setup_fixed_mode - sets up a particular video +// mode bit with a decb callback +//------------------------------------------------- + +void mc6847_base_device::setup_fixed_mode(struct devcb_read_line callback, UINT8 mode) +{ + if (callback.type == DEVCB_TYPE_NULL) + { + // do nothing + } + else if (callback.type == DEVCB_TYPE_CONSTANT && (callback.index == 0 || callback.index == 1)) + { + // this mode is fixed + m_fixed_mode |= (callback.index ? mode : 0x00); + m_fixed_mode_mask |= mode; + } + else + { + // for reasons of performance, we currently only support DEVCB_NULL, + // DEVCB_LINE_GND and DEVCB_LINE_VCC + emu_fatalerror("mc6847 does not support this callback type for mode bits"); + } +} + + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void mc6847_base_device::device_start() +{ + const mc6847_interface *config = (const mc6847_interface *) static_config(); + assert(config); + + /* inherited function */ + mc6847_friend_device::device_start(); + + /* setup */ + memset(m_data, 0, sizeof(m_data)); + + /* resolve callbacks */ + m_res_input_func.resolve(config->m_input_func, *this); + m_res_out_hsync_func.resolve(config->m_out_hsync_func, *this); + m_res_out_fsync_func.resolve(config->m_out_fsync_func, *this); + m_get_char_rom = config->m_get_char_rom; + + /* set up fixed mode */ + m_fixed_mode = 0x00; + m_fixed_mode_mask = 0x00; + setup_fixed_mode(config->m_in_gm2_func, MODE_GM2); + setup_fixed_mode(config->m_in_gm1_func, MODE_GM1); + setup_fixed_mode(config->m_in_gm0_func, MODE_GM0); + setup_fixed_mode(config->m_in_intext_func, MODE_INTEXT); + setup_fixed_mode(config->m_in_inv_func, MODE_INV); + setup_fixed_mode(config->m_in_as_func, MODE_AS); + setup_fixed_mode(config->m_in_ag_func, MODE_AG); + setup_fixed_mode(config->m_in_css_func, MODE_CSS); + + /* state save */ + save_item(NAME(m_dirty)); + save_item(NAME(m_mode)); + + /* colors */ + m_palette = config->m_black_and_white ? m_bw_palette : s_palette; +} + + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void mc6847_base_device::device_reset() +{ + mc6847_friend_device::device_reset(); + m_mode = m_fixed_mode; +} + + + +//------------------------------------------------- +// record_scanline_res +//------------------------------------------------- + +template<int sample_count, int yres> +void mc6847_base_device::record_scanline_res(int scanline) +{ + int i, column; + UINT8 data; + + /* calculate offset */ + offs_t offset = scanline / (192 / yres) * sample_count; + + /* main loop */ + for (column = 0; column < sample_count; column++) + { + /* input data */ + data = m_res_input_func(offset++); + + /* update values */ + update_value(&m_data[scanline].m_mode[column], simplify_mode(data, m_mode)); + update_value(&m_data[scanline].m_data[column], data); + } + + /* several more inputs occur after hblank */ + for (i = 0; i < sample_count * 5 / 16; i++) + { + data = m_res_input_func(offset++); + } + + /* update sample count */ + update_value(&m_data[scanline].m_sample_count, (UINT8) sample_count); +} + + + +//------------------------------------------------- +// record_body_scanline +//------------------------------------------------- + +void mc6847_base_device::record_body_scanline(UINT16 physical_scanline, UINT16 scanline) +{ + // sanity checks + assert(scanline < 192); + + if (m_mode & MODE_AG) + { + switch(m_mode & (MODE_GM2|MODE_GM1|MODE_GM0)) + { + case 0: + case MODE_GM0: + record_scanline_res<16, 64>(scanline); + break; + + case MODE_GM1: + record_scanline_res<32, 64>(scanline); + break; + + case MODE_GM1|MODE_GM0: + record_scanline_res<16, 96>(scanline); + break; + + case MODE_GM2: + record_scanline_res<32, 96>(scanline); + break; + + case MODE_GM2|MODE_GM0: + record_scanline_res<16, 192>(scanline); + break; + + case MODE_GM2|MODE_GM1: + case MODE_GM2|MODE_GM1|MODE_GM0: + record_scanline_res<32, 192>(scanline); + break; + + default: + /* should not get here */ + fatalerror("should not get here"); + break; + } + } + else + { + record_scanline_res<32, 16>(scanline); + } +} + + + +//------------------------------------------------- +// field_sync_changed +//------------------------------------------------- + +void mc6847_base_device::field_sync_changed(bool line) +{ + /* when field sync is on, the DA* enter the Hi-Z state */ + if (line && !m_res_input_func.isnull()) + m_res_input_func(~0); +} + + + +//------------------------------------------------- +// border_value +//------------------------------------------------- + +ATTR_FORCE_INLINE mc6847_base_device::pixel_t mc6847_base_device::border_value(UINT8 mode, const pixel_t *palette, bool is_mc6847t1) +{ + pixel_t result; + switch(mc6847_friend_device::border_value(mode, is_mc6847t1)) + { + case BORDER_COLOR_BLACK: + result = palette[8]; + break; + case BORDER_COLOR_GREEN: + result = palette[0]; + break; + case BORDER_COLOR_WHITE: + result = palette[4]; + break; + case BORDER_COLOR_ORANGE: + result = palette[7]; + break; + default: + fatalerror("Should not get here"); + break; + } + return result; +} + + + +//------------------------------------------------- +// update +//------------------------------------------------- + +UINT32 mc6847_base_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) +{ + int base_x = 32; + int base_y = 25; + int x, x2, y; + bool is_mc6847t1 = (type() == MC6847T1_NTSC) || (type() == MC6847T1_PAL); + int min_x = USE_HORIZONTAL_CLIP ? cliprect.min_x : 0; + int max_x = USE_HORIZONTAL_CLIP ? cliprect.max_x : (base_x * 2 + 256 - 1); + int min_y = cliprect.min_y; + int max_y = cliprect.max_y; + const pixel_t *palette = m_palette; + + /* if the video didn't change, indicate as much */ + if (!has_video_changed()) + return UPDATE_HAS_NOT_CHANGED; + + /* top border */ + for (y = min_y; y < base_y; y++) + { + for (x = min_x; x <= max_x; x++) + { + *bitmap_addr(bitmap, y, x) = border_value(m_data[0].m_mode[0], palette, is_mc6847t1); + } + } + + for (y = MAX(0, min_y - base_y); y <= MIN(192, max_y - base_y); y++) + { + /* left border */ + for (x = min_x; x < base_x; x++) + { + *bitmap_addr(bitmap, y + base_y, x) = border_value(m_data[y].m_mode[0], palette, is_mc6847t1); + } + + /* body */ + x = 0; + int width = m_data[y].m_sample_count; + pixel_t *RESTRICT pixels = bitmap_addr(bitmap, base_y + y, base_x); + while(x < width) + { + /* determine how many bytes exist for which the mode is identical */ + for (x2 = x + 1; (x2 < width) && (m_data[y].m_mode[x] == m_data[y].m_mode[x2]); x2++) + ; + + /* emit the samples */ + pixels += emit_mc6847_samples<1>( + m_data[y].m_mode[x], + &m_data[y].m_data[x], + x2 - x, + pixels, + m_palette, + m_get_char_rom, + x, + y); + + /* update x */ + x = x2; + } + + /* right border */ + for (x = base_x + 256; x <= max_x; x++) + { + *bitmap_addr(bitmap, y + base_y, x) = border_value(m_data[y].m_mode[width - 1], palette, is_mc6847t1); + } + + /* artifacting */ + m_artifacter.process_artifacts<1>(bitmap_addr(bitmap, y + base_y, base_x), m_data[y].m_mode[0], palette); + } + + /* bottom border */ + for (y = base_y + 192; y <= max_y; y++) + { + for (x = min_x; x <= max_x; x++) + { + int width = m_data[191].m_sample_count; + *bitmap_addr(bitmap, y, x) = border_value(m_data[191].m_mode[width - 1], palette, is_mc6847t1); + } + } + return 0; +} + + + +//************************************************************************** +// CHARACTER MAP +//************************************************************************** + +mc6847_friend_device::character_map::character_map(const UINT8 *text_fontdata, bool is_mc6847t1) +{ + int mode, i; + + // set up font data + for (i = 0; i < 64*12; i++) + { + m_text_fontdata_inverse[i] = text_fontdata[i] ^ 0xFF; + m_text_fontdata_lower_case[i] = text_fontdata[i + (i < 32*12 ? 64*12 : 0)] ^ (i < 32*12 ? 0xFF : 0x00); + m_text_fontdata_lower_case_inverse[i] = m_text_fontdata_lower_case[i] ^ 0xFF; + } + + // loop through all modes + for (mode = 0; mode < sizeof(m_entries) / sizeof(m_entries[0]); mode++) + { + const UINT8 *fontdata; + UINT8 character_mask; + UINT8 color_shift_0 = 0; + UINT8 color_shift_1 = 0; + UINT8 color_mask_0 = 0x00; + UINT8 color_mask_1 = 0x00; + UINT16 color_base_0; + UINT16 color_base_1; + + if ((mode & MODE_INTEXT) && !is_mc6847t1) + { + // semigraphics 6 + fontdata = semigraphics6_fontdata8x12; + character_mask = 0x3F; + color_base_0 = 8; + color_base_1 = mode & MODE_CSS ? 4 : 0; + color_shift_1 = 6; + color_mask_1 = 0x03; + } + else if (mode & MODE_AS) + { + // semigraphics 4 + fontdata = semigraphics4_fontdata8x12; + character_mask = 0x0F; + color_base_0 = 8; + color_base_1 = 0; + color_shift_1 = 4; + color_mask_1 = 0x07; + } + else + { + // text + bool is_lower_case = is_mc6847t1 && ((mode & MODE_INV) == 0) && (mode & MODE_GM0); + bool is_inverse1 = (mode & MODE_INV) ? true : false; + bool is_inverse2 = is_mc6847t1 && (mode & MODE_GM1); + bool is_inverse = (is_inverse1 && !is_inverse2) || (!is_inverse1 && is_inverse2); + fontdata = is_inverse + ? (is_lower_case ? m_text_fontdata_lower_case_inverse : m_text_fontdata_inverse) + : (is_lower_case ? m_text_fontdata_lower_case : text_fontdata); + character_mask = 0x3F; + color_base_0 = (mode & MODE_CSS ? 14 : 12); + color_base_1 = (mode & MODE_CSS ? 15 : 13); + } + + // populate the entry + memset(&m_entries[mode], 0, sizeof(m_entries[mode])); + m_entries[mode].m_fontdata = fontdata; + m_entries[mode].m_character_mask = character_mask; + m_entries[mode].m_color_shift_0 = color_shift_0; + m_entries[mode].m_color_shift_1 = color_shift_1; + m_entries[mode].m_color_mask_0 = color_mask_0; + m_entries[mode].m_color_mask_1 = color_mask_1; + m_entries[mode].m_color_base_0 = color_base_0; + m_entries[mode].m_color_base_1 = color_base_1; + } +} + + + +//------------------------------------------------- +// pal_round_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::pal_round_fontdata8x12[] = +{ + 0x00, 0x00, 0x38, 0x44, 0x04, 0x34, 0x4C, 0x4C, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x28, 0x44, 0x44, 0x7C, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x24, 0x24, 0x38, 0x24, 0x24, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x40, 0x40, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x24, 0x24, 0x24, 0x24, 0x24, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x40, 0x70, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x40, 0x70, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x40, 0x4C, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x7C, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x10, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x48, 0x50, 0x60, 0x50, 0x48, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x6C, 0x54, 0x54, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x64, 0x54, 0x4C, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x44, 0x44, 0x78, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x54, 0x48, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x44, 0x44, 0x78, 0x50, 0x48, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x38, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x28, 0x28, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x44, 0x54, 0x6C, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x28, 0x10, 0x28, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x28, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x04, 0x08, 0x10, 0x20, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x20, 0x20, 0x20, 0x20, 0x20, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x08, 0x08, 0x08, 0x08, 0x08, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x38, 0x54, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x20, 0x7C, 0x20, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x28, 0x28, 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x28, 0x28, 0x7C, 0x28, 0x7C, 0x28, 0x28, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x3C, 0x50, 0x38, 0x14, 0x78, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x60, 0x64, 0x08, 0x10, 0x20, 0x4C, 0x0C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x50, 0x50, 0x20, 0x54, 0x48, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x20, 0x20, 0x20, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x08, 0x08, 0x08, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x54, 0x38, 0x38, 0x54, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x10, 0x7C, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x20, 0x40, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x08, 0x10, 0x20, 0x40, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x4C, 0x54, 0x64, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x30, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x38, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x08, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x18, 0x28, 0x48, 0x7C, 0x08, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x78, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x40, 0x40, 0x78, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x04, 0x08, 0x10, 0x20, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x38, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x3C, 0x04, 0x04, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x10, 0x10, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x20, 0x40, 0x20, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x7C, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x08, 0x04, 0x08, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x08, 0x10, 0x00, 0x10, 0x00, 0x00, 0x00, + + /* Lower case */ + 0x00, 0x00, 0x18, 0x24, 0x20, 0x70, 0x20, 0x24, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x04, 0x3C, 0x44, 0x3C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x58, 0x64, 0x44, 0x64, 0x58, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x40, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x04, 0x34, 0x4C, 0x44, 0x4C, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x7C, 0x40, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x14, 0x10, 0x38, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x34, 0x4C, 0x44, 0x4C, 0x34, 0x04, 0x38, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x58, 0x64, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x00, 0x30, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x00, 0x04, 0x04, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x48, 0x50, 0x60, 0x50, 0x48, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x30, 0x10, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x78, 0x54, 0x54, 0x54, 0x54, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x58, 0x64, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x78, 0x44, 0x44, 0x44, 0x78, 0x40, 0x40, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x3C, 0x44, 0x44, 0x44, 0x3C, 0x04, 0x04, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x58, 0x64, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x3C, 0x40, 0x38, 0x04, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x20, 0x70, 0x20, 0x20, 0x24, 0x18, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x4C, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x28, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x54, 0x54, 0x28, 0x28, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x28, 0x10, 0x28, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x3C, 0x04, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x7C, 0x08, 0x10, 0x20, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x10, 0x20, 0x10, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x10, 0x00, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x10, 0x08, 0x10, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x54, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x00, 0x00 +}; + + + +//------------------------------------------------- +// pal_square_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::pal_square_fontdata8x12[] = +{ + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x1A, 0x2A, 0x2A, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x14, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x12, 0x12, 0x1C, 0x12, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x20, 0x20, 0x20, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x12, 0x12, 0x12, 0x12, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x20, 0x3C, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x20, 0x3C, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1E, 0x20, 0x20, 0x26, 0x22, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x02, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x24, 0x28, 0x30, 0x28, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x36, 0x2A, 0x2A, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x32, 0x2A, 0x26, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x22, 0x22, 0x22, 0x22, 0x22, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x3C, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x2A, 0x24, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x3C, 0x28, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x10, 0x08, 0x04, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x14, 0x14, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x2A, 0x2A, 0x36, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x08, 0x14, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x02, 0x04, 0x08, 0x10, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x38, 0x20, 0x20, 0x20, 0x20, 0x20, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x10, 0x08, 0x04, 0x02, 0x02, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0E, 0x02, 0x02, 0x02, 0x02, 0x02, 0x0E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x1C, 0x2A, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x10, 0x3E, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x14, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x14, 0x14, 0x36, 0x00, 0x36, 0x14, 0x14, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x1E, 0x20, 0x1C, 0x02, 0x3C, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x32, 0x32, 0x04, 0x08, 0x10, 0x26, 0x26, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x28, 0x28, 0x10, 0x2A, 0x24, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x10, 0x20, 0x20, 0x20, 0x10, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x02, 0x02, 0x02, 0x04, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x1C, 0x3E, 0x1C, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x10, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x24, 0x24, 0x24, 0x24, 0x24, 0x18, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x18, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x1C, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x0C, 0x02, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x0C, 0x14, 0x3E, 0x04, 0x04, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x3C, 0x02, 0x02, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x1C, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x1E, 0x02, 0x02, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x18, 0x18, 0x08, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x08, 0x10, 0x20, 0x10, 0x08, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x08, 0x04, 0x02, 0x04, 0x08, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x24, 0x04, 0x08, 0x08, 0x00, 0x08, 0x00, 0x00, + + /* Lower case */ + 0x00, 0x00, 0x00, 0x0C, 0x12, 0x10, 0x38, 0x10, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x02, 0x1E, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x22, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x20, 0x20, 0x20, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x22, 0x3E, 0x20, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0C, 0x12, 0x10, 0x38, 0x10, 0x10, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x1C, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x00, 0x18, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x04, 0x04, 0x04, 0x04, 0x24, 0x18, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x24, 0x28, 0x38, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x2A, 0x2A, 0x2A, 0x2A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x2C, 0x32, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x22, 0x3C, 0x20, 0x20, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x03, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x2C, 0x32, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x20, 0x1C, 0x02, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x3C, 0x10, 0x10, 0x10, 0x12, 0x0C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x26, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x14, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x2A, 0x2A, 0x1C, 0x14, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x14, 0x08, 0x14, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x1C, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x04, 0x08, 0x10, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x10, 0x10, 0x20, 0x10, 0x10, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x00, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x04, 0x02, 0x04, 0x04, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x3E, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00, +}; + + + +//------------------------------------------------- +// ntsc_round_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::ntsc_round_fontdata8x12[] = +{ + 0x00, 0x00, 0x38, 0x44, 0x04, 0x34, 0x4C, 0x4C, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x28, 0x44, 0x44, 0x7C, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x24, 0x24, 0x38, 0x24, 0x24, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x40, 0x40, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x24, 0x24, 0x24, 0x24, 0x24, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x40, 0x70, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x40, 0x70, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x40, 0x4C, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x7C, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x10, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x48, 0x50, 0x60, 0x50, 0x48, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x6C, 0x54, 0x54, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x64, 0x54, 0x4C, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x44, 0x44, 0x78, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x54, 0x48, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x78, 0x44, 0x44, 0x78, 0x50, 0x48, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x40, 0x38, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x28, 0x28, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x44, 0x44, 0x54, 0x6C, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x28, 0x10, 0x28, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x44, 0x44, 0x28, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x04, 0x08, 0x10, 0x20, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x20, 0x20, 0x20, 0x20, 0x20, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x08, 0x08, 0x08, 0x08, 0x08, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x38, 0x54, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x20, 0x7C, 0x20, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x28, 0x28, 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x28, 0x28, 0x7C, 0x28, 0x7C, 0x28, 0x28, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x3C, 0x50, 0x38, 0x14, 0x78, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x60, 0x64, 0x08, 0x10, 0x20, 0x4C, 0x0C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x50, 0x50, 0x20, 0x54, 0x48, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x20, 0x20, 0x20, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x08, 0x08, 0x08, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x54, 0x38, 0x38, 0x54, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x10, 0x7C, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x20, 0x40, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x08, 0x10, 0x20, 0x40, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x4C, 0x54, 0x64, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x30, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x38, 0x40, 0x40, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x08, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x18, 0x28, 0x48, 0x7C, 0x08, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x40, 0x78, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x40, 0x40, 0x78, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x7C, 0x04, 0x08, 0x10, 0x20, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x38, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x44, 0x3C, 0x04, 0x04, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x10, 0x10, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x20, 0x40, 0x20, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x7C, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x08, 0x04, 0x08, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x38, 0x44, 0x04, 0x08, 0x10, 0x00, 0x10, 0x00, 0x00, 0x00, + + /* Lower case */ + 0x00, 0x00, 0x10, 0x28, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x04, 0x3C, 0x44, 0x3C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x58, 0x64, 0x44, 0x64, 0x58, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x40, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x04, 0x34, 0x4C, 0x44, 0x4C, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x7C, 0x40, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x14, 0x10, 0x38, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x34, 0x4C, 0x44, 0x4C, 0x34, 0x04, 0x38, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x58, 0x64, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x00, 0x30, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x04, 0x00, 0x04, 0x04, 0x04, 0x04, 0x44, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x40, 0x40, 0x48, 0x50, 0x60, 0x50, 0x48, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x30, 0x10, 0x10, 0x10, 0x10, 0x10, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x78, 0x54, 0x54, 0x54, 0x54, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x58, 0x64, 0x44, 0x44, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x38, 0x44, 0x44, 0x44, 0x38, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x78, 0x44, 0x44, 0x44, 0x78, 0x40, 0x40, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x3C, 0x44, 0x44, 0x44, 0x3C, 0x04, 0x04, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x58, 0x64, 0x40, 0x40, 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x3C, 0x40, 0x38, 0x04, 0x78, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x20, 0x70, 0x20, 0x20, 0x24, 0x18, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x4C, 0x34, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x28, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x54, 0x54, 0x28, 0x28, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x28, 0x10, 0x28, 0x44, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x44, 0x3C, 0x04, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x7C, 0x08, 0x10, 0x20, 0x7C, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x08, 0x10, 0x10, 0x20, 0x10, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x10, 0x10, 0x10, 0x00, 0x10, 0x10, 0x10, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x10, 0x10, 0x08, 0x10, 0x10, 0x20, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x20, 0x54, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x00, 0x00, +}; + + + +//------------------------------------------------- +// ntsc_square_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::ntsc_square_fontdata8x12[] = +{ + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x1A, 0x2A, 0x2A, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x14, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x12, 0x12, 0x1C, 0x12, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x20, 0x20, 0x20, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x12, 0x12, 0x12, 0x12, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x20, 0x38, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x20, 0x38, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1E, 0x20, 0x20, 0x26, 0x22, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x02, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x24, 0x28, 0x30, 0x28, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x36, 0x2A, 0x2A, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x32, 0x2A, 0x26, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x22, 0x22, 0x22, 0x22, 0x22, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x3C, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x2A, 0x24, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x3C, 0x28, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x10, 0x08, 0x04, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x14, 0x14, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x2A, 0x2A, 0x36, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x08, 0x14, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x02, 0x04, 0x08, 0x10, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x38, 0x20, 0x20, 0x20, 0x20, 0x20, 0x38, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x10, 0x08, 0x04, 0x02, 0x02, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0E, 0x02, 0x02, 0x02, 0x02, 0x02, 0x0E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x1C, 0x2A, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x10, 0x3E, 0x10, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x14, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x14, 0x14, 0x36, 0x00, 0x36, 0x14, 0x14, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x1E, 0x20, 0x1C, 0x02, 0x3C, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x32, 0x32, 0x04, 0x08, 0x10, 0x26, 0x26, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x28, 0x28, 0x10, 0x2A, 0x24, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x10, 0x20, 0x20, 0x20, 0x10, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x02, 0x02, 0x02, 0x04, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x1C, 0x3E, 0x1C, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x10, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x24, 0x24, 0x24, 0x24, 0x24, 0x18, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x18, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x1C, 0x20, 0x20, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x02, 0x04, 0x02, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x0C, 0x14, 0x3E, 0x04, 0x04, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x20, 0x3C, 0x02, 0x02, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x3E, 0x02, 0x04, 0x08, 0x10, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x1C, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x1E, 0x02, 0x02, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x18, 0x18, 0x08, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x08, 0x10, 0x20, 0x10, 0x08, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x08, 0x04, 0x02, 0x04, 0x08, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x24, 0x04, 0x08, 0x08, 0x00, 0x08, 0x00, 0x00, + + /* Lower case */ + 0x00, 0x00, 0x00, 0x0C, 0x12, 0x10, 0x38, 0x10, 0x12, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x02, 0x1E, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x22, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x20, 0x20, 0x20, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x02, 0x02, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x22, 0x3E, 0x20, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x0C, 0x12, 0x10, 0x38, 0x10, 0x10, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x1C, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x3C, 0x22, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x00, 0x18, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x04, 0x04, 0x04, 0x04, 0x24, 0x18, + 0x00, 0x00, 0x00, 0x20, 0x20, 0x24, 0x28, 0x38, 0x24, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x2A, 0x2A, 0x2A, 0x2A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x2C, 0x32, 0x22, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x22, 0x22, 0x22, 0x3C, 0x20, 0x20, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x03, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x2C, 0x32, 0x20, 0x20, 0x20, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E, 0x20, 0x1C, 0x02, 0x3C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x10, 0x3C, 0x10, 0x10, 0x10, 0x12, 0x0C, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x26, 0x1A, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x14, 0x14, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x2A, 0x2A, 0x1C, 0x14, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x14, 0x08, 0x14, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x22, 0x22, 0x1E, 0x02, 0x1C, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x04, 0x08, 0x10, 0x3E, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x10, 0x10, 0x20, 0x10, 0x10, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x00, 0x08, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x04, 0x02, 0x04, 0x04, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x08, 0x04, 0x3E, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00 +}; + + + +//------------------------------------------------- +// semigraphics4_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::semigraphics4_fontdata8x12[] = +{ + /* Block Graphics (Semigraphics 4 Graphics ) */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF +}; + + + +//------------------------------------------------- +// semigraphics6_fontdata8x12 +//------------------------------------------------- + +const UINT8 mc6847_friend_device::semigraphics6_fontdata8x12[] = +{ + /* Semigraphics 6 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, + 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, + 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, + 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, + 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, + 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, + 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, + 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, + 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, + 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, + 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, + 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, + 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, + 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, + 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, + 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, + 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, + 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, + 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, + 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, + 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, + 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, + 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, + 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, + 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, + 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, + 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x0F, 0x0F, 0x0F, + 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, + 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, + 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0xF0, 0xF0, 0xF0, 0xF0, + 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0x0F, 0x0F, 0x0F, 0x0F, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, + 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF +}; + + + +//************************************************************************** +// ARTIFACTING +//************************************************************************** + +INPUT_PORTS_START(mc6847_artifacting) + PORT_START(ARTIFACTING_TAG) + PORT_CONFNAME( 0x03, 0x01, "Artifacting" ) + PORT_CONFSETTING( 0x00, DEF_STR( Off ) ) + PORT_CONFSETTING( 0x01, DEF_STR( Standard ) ) + PORT_CONFSETTING( 0x02, DEF_STR( Reverse ) ) +INPUT_PORTS_END + +ioport_constructor mc6847_base_device::device_input_ports() const +{ + return INPUT_PORTS_NAME(mc6847_artifacting); +} + + + +//------------------------------------------------- +// ctor +//------------------------------------------------- + +mc6847_base_device::artifacter::artifacter() +{ + m_config = NULL; + m_artifacting = 0; + m_saved_artifacting = 0; + m_saved_c0 = 0; + m_saved_c1 = 0; + memset(m_expanded_colors, 0, sizeof(m_expanded_colors)); +} + + + +//------------------------------------------------- +// artifacter::setup_config +//------------------------------------------------- + +void mc6847_base_device::artifacter::setup_config(device_t *device) +{ + char port_name[32]; + snprintf(port_name, ARRAY_LENGTH(port_name), "%s:%s", device->tag(), ARTIFACTING_TAG); + m_config = device->ioport(port_name); +} + + + +//------------------------------------------------- +// artifacter::update_colors +//------------------------------------------------- + +void mc6847_base_device::artifacter::update_colors(pixel_t c0, pixel_t c1) +{ + /* Boy this code sucks; this code was adapted from the old M6847 + * artifacting implmentation. The only reason that it didn't look as + * horrible was because the code around it sucked as well. Now that I + * have cleaned everything up, the ugliness is much more prominent. + * + * Hopefully we will have a generic artifacting algorithm that plugs into + * the MESS/MAME core directly so we can chuck this hack */ + static const double artifact_colors[14*3] = + { + 0.157, 0.000, 0.157, /* [ 1] - dk purple (reverse 2) */ + 0.000, 0.157, 0.000, /* [ 2] - dk green (reverse 1) */ + 1.000, 0.824, 1.000, /* [ 3] - lt purple (reverse 4) */ + 0.824, 1.000, 0.824, /* [ 4] - lt green (reverse 3) */ + 0.706, 0.236, 0.118, /* [ 5] - dk blue (reverse 6) */ + 0.000, 0.197, 0.471, /* [ 6] - dk red (reverse 5) */ + 1.000, 0.550, 0.393, /* [ 7] - lt blue (reverse 8) */ + 0.275, 0.785, 1.000, /* [ 8] - lt red (reverse 7) */ + 0.000, 0.500, 1.000, /* [ 9] - red (reverse 10) */ + 1.000, 0.500, 0.000, /* [10] - blue (reverse 9) */ + 1.000, 0.942, 0.785, /* [11] - cyan (reverse 12) */ + 0.393, 0.942, 1.000, /* [12] - yellow (reverse 11) */ + 0.236, 0.000, 0.000, /* [13] - black-blue (reverse 14) */ + 0.000, 0.000, 0.236 /* [14] - black-red (reverse 13) */ + }; + + static const UINT8 artifact_correction[128] = + { + 0, 0, 0, 0, 0, 6, 0, 2, + 5, 7, 5, 7, 1, 3, 1, 11, + 8, 6, 8, 14, 8, 9, 8, 9, + 4, 4, 4, 15, 12, 12, 12, 15, + + 5, 13, 5, 13, 13, 0, 13, 2, + 10, 10, 10, 10, 10, 15, 10, 11, + 3, 1, 3, 1, 15, 9, 15, 9, + 11, 11, 11, 11, 15, 15, 15, 15, + + 14, 0, 14, 0, 14, 6, 14, 2, + 0, 7, 0, 7, 1, 3, 1, 11, + 9, 6, 9, 14, 9, 9, 9, 9, + 15, 4, 15, 15, 12, 12, 12, 15, + + 2, 13, 2, 13, 2, 0, 2, 2, + 10, 10, 10, 10, 10, 15, 10, 11, + 12, 1, 12, 1, 12, 9, 12, 9, + 15, 11, 15, 11, 15, 15, 15, 15 + }; + + pixel_t colors[16]; + int i; + + /* do we need to update our artifact colors table? */ + if ((m_artifacting != m_saved_artifacting) || (c0 != m_saved_c0) || (c1 != m_saved_c1)) + { + m_saved_artifacting = m_artifacting; + m_saved_c0 = colors[0] = c0; + m_saved_c1 = colors[15] = c1; + + /* mix the other colors */ + for (i = 1; i <= 14; i++) + { + const double *factors = &artifact_colors[((i - 1) ^ (m_artifacting & 0x01)) * 3]; + + colors[i] = (mix_color(factors[0], c0 >> 16, c1 >> 16) << 16) + | (mix_color(factors[1], c0 >> 8, c1 >> 8) << 8) + | (mix_color(factors[2], c0 >> 0, c1 >> 0) << 0); + } + for (i = 0; i < 128; i++) + { + m_expanded_colors[i] = colors[artifact_correction[i]]; + } + } +} + + + +//------------------------------------------------- +// artifacter::update +//------------------------------------------------- + +mc6847_base_device::pixel_t mc6847_base_device::artifacter::mix_color(double factor, UINT8 c0, UINT8 c1) +{ + return (UINT32) (UINT8) ((c0 * (1.0 - factor)) + (c1 * (0.0 + factor)) + 0.5); +} + + + +//************************************************************************** +// VARIATIONS +//************************************************************************** + +const device_type MC6847_NTSC = &device_creator<mc6847_ntsc_device>; +const device_type MC6847_PAL = &device_creator<mc6847_pal_device>; +const device_type MC6847Y_NTSC = &device_creator<mc6847y_ntsc_device>; +const device_type MC6847Y_PAL = &device_creator<mc6847y_pal_device>; +const device_type MC6847T1_NTSC = &device_creator<mc6847t1_ntsc_device>; +const device_type MC6847T1_PAL = &device_creator<mc6847t1_pal_device>; + + + +//------------------------------------------------- +// mc6847_ntsc_device +//------------------------------------------------- + +mc6847_ntsc_device::mc6847_ntsc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847_NTSC, "MC6847_NTSC", tag, owner, clock, ntsc_square_fontdata8x12, 227.0) +{ +} + + + +//------------------------------------------------- +// mc6847_pal_device +//------------------------------------------------- + +mc6847_pal_device::mc6847_pal_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847_PAL, "MC6847_PAL", tag, owner, clock, pal_square_fontdata8x12, 227.0) +{ +} + + + +//------------------------------------------------- +// mc6847y_ntsc_device +//------------------------------------------------- + +mc6847y_ntsc_device::mc6847y_ntsc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847Y_NTSC, "MC6847Y_NTSC", tag, owner, clock, ntsc_square_fontdata8x12, 227.5) +{ +} + + + +//------------------------------------------------- +// mc6847y_pal_device +//------------------------------------------------- + +mc6847y_pal_device::mc6847y_pal_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847Y_PAL, "MC6847Y_PAL", tag, owner, clock, pal_square_fontdata8x12, 227.5) +{ +} + + + +//------------------------------------------------- +// mc6847t1_ntsc_device +//------------------------------------------------- + +mc6847t1_ntsc_device::mc6847t1_ntsc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847T1_NTSC, "MC6847T1_NTSC", tag, owner, clock, ntsc_round_fontdata8x12, 227.0) +{ +} + + + +//------------------------------------------------- +// mc6847t1_pal_device +//------------------------------------------------- + +mc6847t1_pal_device::mc6847t1_pal_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : mc6847_base_device(mconfig, MC6847T1_PAL, "MC6847T1_PAL", tag, owner, clock, pal_round_fontdata8x12, 227.0) +{ +} + + + |