mirror of
https://github.com/holub/mame
synced 2025-04-16 05:24:54 +03:00
Advision: merged 4 files into one.
This commit is contained in:
Robbbert
parent
6bc02301ae
commit
c8ab724056
@ -2409,9 +2409,6 @@ files {
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createMESSProjects(_target, _subtarget, "entex")
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files {
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MAME_DIR .. "src/mame/drivers/advision.cpp",
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MAME_DIR .. "src/mame/includes/advision.h",
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MAME_DIR .. "src/mame/machine/advision.cpp",
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MAME_DIR .. "src/mame/video/advision.cpp",
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MAME_DIR .. "src/mame/drivers/sag.cpp",
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}
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@ -2,26 +2,100 @@
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// copyright-holders:Dan Boris
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/*************************************************************************
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Driver for the Entex Adventure Vision
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Driver for the Entex Adventure Vision
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TODO:
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- convert to discrete sound
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- screen pincushion distortion
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**************************************************************************/
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/*
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TODO:
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- convert to discrete sound
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- screen pincushion distortion
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*/
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#include "emu.h"
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#include "includes/advision.h"
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#include "screen.h"
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#include "softlist_dev.h"
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#include "speaker.h"
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#include "bus/generic/slot.h"
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#include "bus/generic/carts.h"
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#include "cpu/cop400/cop400.h"
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#include "cpu/mcs48/mcs48.h"
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#include "sound/dac.h"
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#include "emupal.h"
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namespace {
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#define I8048_TAG "i8048"
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#define COP411_TAG "cop411"
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class advision_state : public driver_device
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{
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public:
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advision_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag)
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, m_maincpu(*this, I8048_TAG)
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, m_soundcpu(*this, COP411_TAG)
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, m_dac(*this, "dac")
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, m_cart(*this, "cartslot")
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, m_bank1(*this, "bank1")
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, m_joy(*this, "joystick")
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, m_palette(*this, "palette")
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{ }
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required_device<i8048_device> m_maincpu;
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required_device<cop411_cpu_device> m_soundcpu;
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required_device<dac_byte_interface> m_dac;
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required_device<generic_slot_device> m_cart;
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required_memory_bank m_bank1;
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required_ioport m_joy;
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required_device<palette_device> m_palette;
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virtual void machine_start() override;
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virtual void machine_reset() override;
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uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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void update_dac();
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void vh_write(int data);
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void vh_update(int x);
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uint8_t rom_r(offs_t offset);
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uint8_t ext_ram_r(offs_t offset);
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void ext_ram_w(offs_t offset, uint8_t data);
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uint8_t controller_r();
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void bankswitch_w(uint8_t data);
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void av_control_w(uint8_t data);
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DECLARE_READ_LINE_MEMBER( vsync_r );
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TIMER_CALLBACK_MEMBER( sound_cmd_sync );
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uint8_t sound_cmd_r();
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void sound_g_w(uint8_t data);
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void sound_d_w(uint8_t data);
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memory_region *m_cart_rom = nullptr;
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int m_ea_bank = 0;
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/* external RAM state */
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std::vector<uint8_t> m_ext_ram;
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int m_rambank = 0;
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/* video state */
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int m_frame_count = 0;
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int m_frame_start = 0;
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int m_video_enable = 0;
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int m_video_bank = 0;
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int m_video_hpos = 0;
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uint8_t m_led_latch[8] = {};
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std::unique_ptr<uint8_t []> m_display;
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/* sound state */
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int m_sound_cmd = 0;
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int m_sound_d = 0;
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int m_sound_g = 0;
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void advision_palette(palette_device &palette) const;
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void advision(machine_config &config);
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void io_map(address_map &map);
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void program_map(address_map &map);
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};
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/* Memory Maps */
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@ -56,6 +130,274 @@ static INPUT_PORTS_START( advision )
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PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_8WAY
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INPUT_PORTS_END
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/*
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8048 Ports:
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P1 Bit 0..1 - RAM bank select
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Bit 3..7 - Keypad input
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P2 Bit 0..3 - A8-A11
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Bit 4..7 - Sound control/Video write address
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T1 Mirror sync pulse
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*/
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/* Machine Initialization */
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void advision_state::machine_start()
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{
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std::string region_tag;
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m_cart_rom = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str());
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/* configure EA banking */
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m_bank1->configure_entry(0, memregion(I8048_TAG)->base());
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if (m_cart_rom)
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m_bank1->configure_entry(1, m_cart_rom->base());
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m_maincpu->space(AS_PROGRAM).install_readwrite_bank(0x0000, 0x03ff, m_bank1);
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m_bank1->set_entry(0);
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m_sound_d = 0;
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m_sound_g = 0;
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m_video_hpos = 0;
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m_display = std::make_unique<uint8_t []>(8 * 8 * 256);
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std::fill_n(m_display.get(), 8 * 8 * 256, 0);
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/* allocate external RAM */
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m_ext_ram.resize(0x400);
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save_item(NAME(m_ext_ram));
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save_item(NAME(m_ea_bank));
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save_item(NAME(m_rambank));
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save_item(NAME(m_frame_count));
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save_item(NAME(m_frame_start));
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save_item(NAME(m_video_enable));
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save_item(NAME(m_video_bank));
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save_item(NAME(m_led_latch));
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save_item(NAME(m_sound_cmd));
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save_item(NAME(m_sound_d));
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save_item(NAME(m_sound_g));
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save_pointer(NAME(m_display), 8 * 8 * 256);
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save_item(NAME(m_video_hpos));
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}
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void advision_state::machine_reset()
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{
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m_ea_bank = 1;
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m_rambank = 0x300;
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m_frame_start = 0;
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m_video_enable = 0;
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m_sound_cmd = 0;
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/* enable internal ROM */
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m_maincpu->set_input_line(MCS48_INPUT_EA, CLEAR_LINE);
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if (m_cart_rom)
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m_bank1->set_entry(m_ea_bank);
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/* reset sound CPU */
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m_soundcpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
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}
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/* Bank Switching */
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void advision_state::bankswitch_w(uint8_t data)
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{
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m_ea_bank = BIT(data, 2);
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m_rambank = (data & 0x03) << 8;
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m_maincpu->set_input_line(MCS48_INPUT_EA, m_ea_bank ? ASSERT_LINE : CLEAR_LINE);
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if (m_cart_rom)
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m_bank1->set_entry(m_ea_bank);
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}
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/* External RAM */
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uint8_t advision_state::ext_ram_r(offs_t offset)
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{
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uint8_t data = m_ext_ram[m_rambank + offset];
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/* the video hardware interprets reads as writes */
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vh_write(data);
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if (m_video_bank == 0x06)
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{
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m_soundcpu->set_input_line(INPUT_LINE_RESET, (data & 0x01) ? CLEAR_LINE : ASSERT_LINE);
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}
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return data;
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}
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void advision_state::ext_ram_w(offs_t offset, uint8_t data)
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{
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m_ext_ram[m_rambank + offset] = data;
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}
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/* Sound */
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TIMER_CALLBACK_MEMBER( advision_state::sound_cmd_sync )
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{
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m_sound_cmd = param;
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}
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uint8_t advision_state::sound_cmd_r()
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{
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return m_sound_cmd;
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}
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void advision_state::update_dac()
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{
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int translate[] = { 2, 0, 0, 1 };
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m_dac->write(translate[(m_sound_g << 1) | m_sound_d]);
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}
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void advision_state::sound_g_w(uint8_t data)
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{
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m_sound_g = data & 0x01;
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update_dac();
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}
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void advision_state::sound_d_w(uint8_t data)
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{
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m_sound_d = data & 0x01;
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update_dac();
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}
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/* Video */
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void advision_state::av_control_w(uint8_t data)
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{
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machine().scheduler().synchronize(timer_expired_delegate(FUNC(advision_state::sound_cmd_sync), this), data >> 4);
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if ((m_video_enable == 0x00) && (data & 0x10))
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{
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vh_update(m_video_hpos);
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m_video_hpos++;
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if (m_video_hpos > 255)
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{
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m_video_hpos = 0;
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logerror("HPOS OVERFLOW\n");
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}
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}
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m_video_enable = data & 0x10;
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m_video_bank = (data & 0xe0) >> 5;
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}
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READ_LINE_MEMBER( advision_state::vsync_r )
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{
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if (m_frame_start)
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{
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m_frame_start = 0;
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return 0;
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}
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else
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{
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return 1;
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}
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}
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/* Input */
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uint8_t advision_state::controller_r()
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{
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// Get joystick switches
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uint8_t in = m_joy->read();
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uint8_t data = in | 0x0f;
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// Get buttons
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if (in & 0x02) data = data & 0xf7; /* Button 3 */
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if (in & 0x08) data = data & 0xcf; /* Button 1 */
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if (in & 0x04) data = data & 0xaf; /* Button 2 */
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if (in & 0x01) data = data & 0x6f; /* Button 4 */
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data &= 0xf8;
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data |= (m_ea_bank << 2);
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data |= (m_rambank >> 8);
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return data;
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}
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/***************************************************************************
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Initialise the palette.
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***************************************************************************/
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void advision_state::advision_palette(palette_device &palette) const
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{
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// 8 shades of RED
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for (int i = 0; i < 8; i++)
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m_palette->set_pen_color(i, pal3bit(i), 0x00, 0x00);
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}
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/***************************************************************************
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Update the display data.
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***************************************************************************/
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void advision_state::vh_write(int data)
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{
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if (m_video_bank >= 1 && m_video_bank <=5)
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m_led_latch[m_video_bank] = data;
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}
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void advision_state::vh_update(int x)
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{
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uint8_t *dst = &m_display[x];
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for (int y = 0; y < 8; y++)
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{
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uint8_t data = m_led_latch[7 - y];
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for (int i = 0; i < 8; i++)
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{
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if (!BIT(data, 7 - i))
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dst[i * 256] = 8;
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}
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m_led_latch[7 - y] = 0xff;
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dst += 8 * 256;
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}
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}
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/***************************************************************************
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Refresh the video screen
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***************************************************************************/
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uint32_t advision_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
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{
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if ((m_frame_count++ % 4) == 0)
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{
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m_frame_start = 1;
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m_video_hpos = 0;
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}
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for (int x = 0; x < 150; x++)
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{
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uint8_t *led = &m_display[x];
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for (int y = 0; y < 128; y+=2)
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{
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if (*led > 0)
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bitmap.pix(30 + y, 85 + x) = --(*led);
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else
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bitmap.pix(30 + y, 85 + x) = 0;
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led += 256;
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}
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}
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return 0;
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}
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/* Machine Driver */
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void advision_state::advision(machine_config &config)
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@ -76,7 +418,7 @@ void advision_state::advision(machine_config &config)
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m_soundcpu->write_d().set(FUNC(advision_state::sound_d_w));
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/* video hardware */
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screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER));
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screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
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screen.set_refresh_hz(4*15);
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screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
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screen.set_screen_update(FUNC(advision_state::screen_update));
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@ -107,7 +449,7 @@ ROM_START( advision )
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ROM_LOAD( "b8223__cop411l-kcn_n.u8", 0x000, 0x200, CRC(81e95975) SHA1(8b6f8c30dd3e9d8e43f1ea20fba2361b383790eb) ) // "<natsemi logo> /B8223 \\ COP411L-KCN/N"
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ROM_END
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/* Game Driver */
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} // Anonymous namespace
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/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
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CONS( 1982, advision, 0, 0, advision, advision, advision_state, empty_init, "Entex", "Adventure Vision", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
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@ -1,92 +0,0 @@
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// license:BSD-3-Clause
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// copyright-holders:Dan Boris
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#ifndef MAME_INCLUDES_ADVISION_H
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#define MAME_INCLUDES_ADVISION_H
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#pragma once
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#include "bus/generic/slot.h"
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#include "bus/generic/carts.h"
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#include "cpu/cop400/cop400.h"
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#include "cpu/mcs48/mcs48.h"
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#include "sound/dac.h"
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#include "emupal.h"
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#define SCREEN_TAG "screen"
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#define I8048_TAG "i8048"
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#define COP411_TAG "cop411"
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class advision_state : public driver_device
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{
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public:
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advision_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag)
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, m_maincpu(*this, I8048_TAG)
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, m_soundcpu(*this, COP411_TAG)
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, m_dac(*this, "dac")
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, m_cart(*this, "cartslot")
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, m_bank1(*this, "bank1")
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, m_joy(*this, "joystick")
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, m_palette(*this, "palette")
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{ }
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required_device<i8048_device> m_maincpu;
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required_device<cop411_cpu_device> m_soundcpu;
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required_device<dac_byte_interface> m_dac;
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required_device<generic_slot_device> m_cart;
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required_memory_bank m_bank1;
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required_ioport m_joy;
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required_device<palette_device> m_palette;
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virtual void machine_start() override;
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virtual void machine_reset() override;
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virtual void video_start() override;
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uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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void update_dac();
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void vh_write(int data);
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void vh_update(int x);
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uint8_t rom_r(offs_t offset);
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uint8_t ext_ram_r(offs_t offset);
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void ext_ram_w(offs_t offset, uint8_t data);
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uint8_t controller_r();
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void bankswitch_w(uint8_t data);
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void av_control_w(uint8_t data);
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DECLARE_READ_LINE_MEMBER( vsync_r );
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TIMER_CALLBACK_MEMBER( sound_cmd_sync );
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uint8_t sound_cmd_r();
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void sound_g_w(uint8_t data);
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void sound_d_w(uint8_t data);
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memory_region *m_cart_rom = nullptr;
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int m_ea_bank = 0;
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/* external RAM state */
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std::vector<uint8_t> m_ext_ram;
|
||||
int m_rambank = 0;
|
||||
|
||||
/* video state */
|
||||
int m_frame_count = 0;
|
||||
int m_frame_start = 0;
|
||||
int m_video_enable = 0;
|
||||
int m_video_bank = 0;
|
||||
int m_video_hpos = 0;
|
||||
uint8_t m_led_latch[8] = {};
|
||||
std::unique_ptr<uint8_t []> m_display;
|
||||
|
||||
/* sound state */
|
||||
int m_sound_cmd = 0;
|
||||
int m_sound_d = 0;
|
||||
int m_sound_g = 0;
|
||||
void advision_palette(palette_device &palette) const;
|
||||
void advision(machine_config &config);
|
||||
void io_map(address_map &map);
|
||||
void program_map(address_map &map);
|
||||
};
|
||||
|
||||
#endif
|
||||
@ -1,196 +0,0 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Dan Boris
|
||||
/***************************************************************************
|
||||
|
||||
Machine file to handle emulation of the AdventureVision.
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
#include "emu.h"
|
||||
#include "includes/advision.h"
|
||||
#include "cpu/mcs48/mcs48.h"
|
||||
|
||||
/*
|
||||
8048 Ports:
|
||||
|
||||
P1 Bit 0..1 - RAM bank select
|
||||
Bit 3..7 - Keypad input
|
||||
|
||||
P2 Bit 0..3 - A8-A11
|
||||
Bit 4..7 - Sound control/Video write address
|
||||
|
||||
T1 Mirror sync pulse
|
||||
*/
|
||||
|
||||
/* Machine Initialization */
|
||||
|
||||
void advision_state::machine_start()
|
||||
{
|
||||
std::string region_tag;
|
||||
m_cart_rom = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str());
|
||||
|
||||
/* configure EA banking */
|
||||
m_bank1->configure_entry(0, memregion(I8048_TAG)->base());
|
||||
if (m_cart_rom)
|
||||
m_bank1->configure_entry(1, m_cart_rom->base());
|
||||
m_maincpu->space(AS_PROGRAM).install_readwrite_bank(0x0000, 0x03ff, m_bank1);
|
||||
m_bank1->set_entry(0);
|
||||
|
||||
m_sound_d = 0;
|
||||
m_sound_g = 0;
|
||||
|
||||
/* allocate external RAM */
|
||||
m_ext_ram.resize(0x400);
|
||||
save_item(NAME(m_ext_ram));
|
||||
|
||||
save_item(NAME(m_ea_bank));
|
||||
save_item(NAME(m_rambank));
|
||||
save_item(NAME(m_frame_count));
|
||||
save_item(NAME(m_frame_start));
|
||||
save_item(NAME(m_video_enable));
|
||||
save_item(NAME(m_video_bank));
|
||||
save_item(NAME(m_led_latch));
|
||||
save_item(NAME(m_sound_cmd));
|
||||
save_item(NAME(m_sound_d));
|
||||
save_item(NAME(m_sound_g));
|
||||
}
|
||||
|
||||
void advision_state::machine_reset()
|
||||
{
|
||||
m_ea_bank = 1;
|
||||
m_rambank = 0x300;
|
||||
m_frame_start = 0;
|
||||
m_video_enable = 0;
|
||||
m_sound_cmd = 0;
|
||||
|
||||
/* enable internal ROM */
|
||||
m_maincpu->set_input_line(MCS48_INPUT_EA, CLEAR_LINE);
|
||||
if (m_cart_rom)
|
||||
m_bank1->set_entry(m_ea_bank);
|
||||
|
||||
/* reset sound CPU */
|
||||
m_soundcpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
|
||||
}
|
||||
|
||||
/* Bank Switching */
|
||||
|
||||
void advision_state::bankswitch_w(uint8_t data)
|
||||
{
|
||||
m_ea_bank = BIT(data, 2);
|
||||
m_rambank = (data & 0x03) << 8;
|
||||
|
||||
m_maincpu->set_input_line(MCS48_INPUT_EA, m_ea_bank ? ASSERT_LINE : CLEAR_LINE);
|
||||
if (m_cart_rom)
|
||||
m_bank1->set_entry(m_ea_bank);
|
||||
}
|
||||
|
||||
/* External RAM */
|
||||
|
||||
uint8_t advision_state::ext_ram_r(offs_t offset)
|
||||
{
|
||||
uint8_t data = m_ext_ram[m_rambank + offset];
|
||||
|
||||
/* the video hardware interprets reads as writes */
|
||||
vh_write(data);
|
||||
|
||||
if (m_video_bank == 0x06)
|
||||
{
|
||||
m_soundcpu->set_input_line(INPUT_LINE_RESET, (data & 0x01) ? CLEAR_LINE : ASSERT_LINE);
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
void advision_state::ext_ram_w(offs_t offset, uint8_t data)
|
||||
{
|
||||
m_ext_ram[m_rambank + offset] = data;
|
||||
}
|
||||
|
||||
/* Sound */
|
||||
|
||||
TIMER_CALLBACK_MEMBER( advision_state::sound_cmd_sync )
|
||||
{
|
||||
m_sound_cmd = param;
|
||||
}
|
||||
|
||||
uint8_t advision_state::sound_cmd_r()
|
||||
{
|
||||
return m_sound_cmd;
|
||||
}
|
||||
|
||||
void advision_state::update_dac()
|
||||
{
|
||||
int translate[] = { 2, 0, 0, 1 };
|
||||
m_dac->write(translate[(m_sound_g << 1) | m_sound_d]);
|
||||
}
|
||||
|
||||
void advision_state::sound_g_w(uint8_t data)
|
||||
{
|
||||
m_sound_g = data & 0x01;
|
||||
|
||||
update_dac();
|
||||
}
|
||||
|
||||
void advision_state::sound_d_w(uint8_t data)
|
||||
{
|
||||
m_sound_d = data & 0x01;
|
||||
|
||||
update_dac();
|
||||
}
|
||||
|
||||
/* Video */
|
||||
|
||||
void advision_state::av_control_w(uint8_t data)
|
||||
{
|
||||
machine().scheduler().synchronize(timer_expired_delegate(FUNC(advision_state::sound_cmd_sync), this), data >> 4);
|
||||
|
||||
if ((m_video_enable == 0x00) && (data & 0x10))
|
||||
{
|
||||
vh_update(m_video_hpos);
|
||||
|
||||
m_video_hpos++;
|
||||
|
||||
if (m_video_hpos > 255)
|
||||
{
|
||||
m_video_hpos = 0;
|
||||
logerror("HPOS OVERFLOW\n");
|
||||
}
|
||||
}
|
||||
|
||||
m_video_enable = data & 0x10;
|
||||
m_video_bank = (data & 0xe0) >> 5;
|
||||
}
|
||||
|
||||
READ_LINE_MEMBER( advision_state::vsync_r )
|
||||
{
|
||||
if (m_frame_start)
|
||||
{
|
||||
m_frame_start = 0;
|
||||
|
||||
return 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
/* Input */
|
||||
|
||||
uint8_t advision_state::controller_r()
|
||||
{
|
||||
// Get joystick switches
|
||||
uint8_t in = m_joy->read();
|
||||
uint8_t data = in | 0x0f;
|
||||
|
||||
// Get buttons
|
||||
if (in & 0x02) data = data & 0xf7; /* Button 3 */
|
||||
if (in & 0x08) data = data & 0xcf; /* Button 1 */
|
||||
if (in & 0x04) data = data & 0xaf; /* Button 2 */
|
||||
if (in & 0x01) data = data & 0x6f; /* Button 4 */
|
||||
|
||||
data &= 0xf8;
|
||||
data |= (m_ea_bank << 2);
|
||||
data |= (m_rambank >> 8);
|
||||
return data;
|
||||
}
|
||||
@ -1,107 +0,0 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Dan Boris
|
||||
/***************************************************************************
|
||||
|
||||
Routines to control the Adventurevision video hardware
|
||||
|
||||
Video hardware is composed of a vertical array of 40 LEDs which is
|
||||
reflected off a spinning mirror, to give a resolution of 150 x 40 at 15 FPS.
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
#include "emu.h"
|
||||
#include "includes/advision.h"
|
||||
|
||||
#include <algorithm>
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
|
||||
Start the video hardware emulation.
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
void advision_state::video_start()
|
||||
{
|
||||
m_video_hpos = 0;
|
||||
m_display = std::make_unique<uint8_t []>(8 * 8 * 256);
|
||||
std::fill_n(m_display.get(), 8 * 8 * 256, 0);
|
||||
save_pointer(NAME(m_display), 8 * 8 * 256);
|
||||
save_item(NAME(m_video_hpos));
|
||||
}
|
||||
|
||||
/***************************************************************************
|
||||
|
||||
Initialise the palette.
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
void advision_state::advision_palette(palette_device &palette) const
|
||||
{
|
||||
// 8 shades of RED
|
||||
for (int i = 0; i < 8; i++)
|
||||
m_palette->set_pen_color(i, pal3bit(i), 0x00, 0x00);
|
||||
}
|
||||
|
||||
/***************************************************************************
|
||||
|
||||
Update the display data.
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
void advision_state::vh_write(int data)
|
||||
{
|
||||
if (m_video_bank >= 1 && m_video_bank <=5)
|
||||
m_led_latch[m_video_bank] = data;
|
||||
}
|
||||
|
||||
void advision_state::vh_update(int x)
|
||||
{
|
||||
uint8_t *dst = &m_display[x];
|
||||
|
||||
for (int y = 0; y < 8; y++)
|
||||
{
|
||||
uint8_t data = m_led_latch[7 - y];
|
||||
|
||||
for (int i = 0; i < 8; i++)
|
||||
{
|
||||
if (!BIT(data, 7 - i))
|
||||
dst[i * 256] = 8;
|
||||
}
|
||||
|
||||
m_led_latch[7 - y] = 0xff;
|
||||
dst += 8 * 256;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/***************************************************************************
|
||||
|
||||
Refresh the video screen
|
||||
|
||||
***************************************************************************/
|
||||
|
||||
uint32_t advision_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
|
||||
{
|
||||
if ((m_frame_count++ % 4) == 0)
|
||||
{
|
||||
m_frame_start = 1;
|
||||
m_video_hpos = 0;
|
||||
}
|
||||
|
||||
for (int x = 0; x < 150; x++)
|
||||
{
|
||||
uint8_t *led = &m_display[x];
|
||||
|
||||
for (int y = 0; y < 128; y+=2)
|
||||
{
|
||||
if (*led > 0)
|
||||
bitmap.pix(30 + y, 85 + x) = --(*led);
|
||||
else
|
||||
bitmap.pix(30 + y, 85 + x) = 0;
|
||||
|
||||
led += 256;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user