diff options
Diffstat (limited to 'src/devices/bus/tanbus/tanhrg.h')
-rw-r--r-- | src/devices/bus/tanbus/tanhrg.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/devices/bus/tanbus/tanhrg.h b/src/devices/bus/tanbus/tanhrg.h new file mode 100644 index 00000000000..bce2c68bd78 --- /dev/null +++ b/src/devices/bus/tanbus/tanhrg.h @@ -0,0 +1,90 @@ +// license:BSD-3-Clause +// copyright-holders:Nigel Barnes +/********************************************************************** + + Tangerine High Resolution Graphics Card (MT0055 Iss2) + +**********************************************************************/ + + +#ifndef MAME_BUS_TANBUS_TANHRG_H +#define MAME_BUS_TANBUS_TANHRG_H + +#pragma once + +#include "bus/tanbus/tanbus.h" +#include "emupal.h" +#include "screen.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class tanbus_tanhrg_device : + public device_t, + public device_tanbus_interface +{ +public: + // construction/destruction + tanbus_tanhrg_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override; + virtual ioport_constructor device_input_ports() const override; + + virtual uint8_t read(offs_t offset, int inhrom, int inhram, int be) override; + virtual void write(offs_t offset, uint8_t data, int inhrom, int inhram, int be) override; + virtual void set_inhibit_lines(offs_t offset, int &inhram, int &inhrom) override; + +private: + uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); + + required_ioport m_dsw; + required_device<screen_device> m_screen; + required_device<palette_device> m_palette; + + std::unique_ptr<uint8_t[]> m_videoram; +}; + + +class tanbus_tanhrgc_device : + public device_t, + public device_tanbus_interface +{ +public: + // construction/destruction + tanbus_tanhrgc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override; + + // optional information overrides + virtual void device_add_mconfig(machine_config &config) override; + virtual ioport_constructor device_input_ports() const override; + + virtual uint8_t read(offs_t offset, int inhrom, int inhram, int be) override; + virtual void write(offs_t offset, uint8_t data, int inhrom, int inhram, int be) override; + virtual void set_inhibit_lines(offs_t offset, int &inhram, int &inhrom) override; + +private: + uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); + + required_ioport_array<3> m_dsw; + required_device<screen_device> m_screen; + required_device<palette_device> m_palette; + + std::unique_ptr<uint8_t[]> m_videoram; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(TANBUS_TANHRG, tanbus_tanhrg_device) +DECLARE_DEVICE_TYPE(TANBUS_TANHRGC, tanbus_tanhrgc_device) + + +#endif // MAME_BUS_TANBUS_TANHRG_H |