// license:BSD-3-Clause // copyright-holders:Wilbert Pol /****************************************************************************** K1GE/K2GE graphics emulation ******************************************************************************/ #ifndef MAME_VIDEO_K1GE_H #define MAME_VIDEO_K1GE_H #pragma once #define MCFG_K1GE_ADD(_tag, _clock, _screen, _vblank, _hblank ) \ MCFG_DEVICE_ADD( _tag, K1GE, _clock ) \ MCFG_VIDEO_SET_SCREEN( _screen ) \ devcb = &downcast(*device).set_vblank_callback(DEVCB_##_vblank ); \ devcb = &downcast(*device).set_hblank_callback(DEVCB_##_hblank ); #define MCFG_K2GE_ADD(_tag, _clock, _screen, _vblank, _hblank ) \ MCFG_DEVICE_ADD( _tag, K2GE, _clock ) \ MCFG_VIDEO_SET_SCREEN( _screen ) \ devcb = &downcast(*device).set_vblank_callback(DEVCB_##_vblank ); \ devcb = &downcast(*device).set_hblank_callback(DEVCB_##_hblank ); class k1ge_device : public device_t, public device_video_interface { public: k1ge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); DECLARE_READ8_MEMBER( read ); DECLARE_WRITE8_MEMBER( write ); void update( bitmap_ind16 &bitmap, const rectangle &cliprect ); // Static methods template devcb_base &set_vblank_callback(Object &&cb) { return m_vblank_pin_w.set_callback(std::forward(cb)); } template devcb_base &set_hblank_callback(Object &&cb) { return m_hblank_pin_w.set_callback(std::forward(cb)); } static const int K1GE_SCREEN_HEIGHT = 199; protected: k1ge_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void device_add_mconfig(machine_config &config) override; devcb_write_line m_vblank_pin_w; devcb_write_line m_hblank_pin_w; std::unique_ptr m_vram; uint8_t m_wba_h, m_wba_v, m_wsi_h, m_wsi_v; emu_timer *m_timer; emu_timer *m_hblank_on_timer; std::unique_ptr m_bitmap; virtual void draw(int line); void draw_scroll_plane( uint16_t *p, uint16_t base, int line, int scroll_x, int scroll_y, int pal_base ); void draw_sprite_plane( uint16_t *p, uint16_t priority, int line, int scroll_x, int scroll_y ); TIMER_CALLBACK_MEMBER( hblank_on_timer_callback ); TIMER_CALLBACK_MEMBER( timer_callback ); private: DECLARE_PALETTE_INIT(k1ge); }; class k2ge_device : public k1ge_device { public: k2ge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: virtual void device_add_mconfig(machine_config &config) override; virtual void draw(int line) override; void draw_scroll_plane( uint16_t *p, uint16_t base, int line, int scroll_x, int scroll_y, uint16_t pal_base ); void draw_sprite_plane( uint16_t *p, uint16_t priority, int line, int scroll_x, int scroll_y ); void k1ge_draw_scroll_plane( uint16_t *p, uint16_t base, int line, int scroll_x, int scroll_y, uint16_t pal_lut_base, uint16_t k2ge_lut_base ); void k1ge_draw_sprite_plane( uint16_t *p, uint16_t priority, int line, int scroll_x, int scroll_y ); private: DECLARE_PALETTE_INIT(k2ge); }; DECLARE_DEVICE_TYPE(K1GE, k1ge_device) DECLARE_DEVICE_TYPE(K2GE, k2ge_device) #endif // MAME_VIDEO_K1GE_H