// license:BSD-3-Clause // copyright-holders:Wilbert Pol /****************************************************************************** K1GE/K2GE graphics emulation ******************************************************************************/ #ifndef MAME_VIDEO_K1GE_H #define MAME_VIDEO_K1GE_H #pragma once #include "emupal.h" class k1ge_device : public device_t, public device_video_interface { public: template k1ge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, T &&screen_tag) : k1ge_device(mconfig, tag, owner, clock) { set_screen(std::forward(screen_tag)); } 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 auto vblank_callback() { return m_vblank_pin_w.bind(); } auto hblank_callback() { return m_hblank_pin_w.bind(); } 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: void k1ge_palette(palette_device &palette) const; }; class k2ge_device : public k1ge_device { public: template k2ge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, T &&screen_tag) : k2ge_device(mconfig, tag, owner, clock) { set_screen(std::forward(screen_tag)); } 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: void k2ge_palette(palette_device &palette) const; }; DECLARE_DEVICE_TYPE(K1GE, k1ge_device) DECLARE_DEVICE_TYPE(K2GE, k2ge_device) #endif // MAME_VIDEO_K1GE_H