// license:BSD-3-Clause // copyright-holders:David Haywood #ifndef MAME_VIDEO_KANEKO_GRAP2_H #define MAME_VIDEO_KANEKO_GRAP2_H #pragma once #include "emupal.h" class kaneko_grap2_device : public device_t, public device_rom_interface, public device_palette_interface { public: static constexpr unsigned PALETTE_SIZE = 256 + 1; // 0x00-0xff is internal palette, 0x100 is background colour kaneko_grap2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); DECLARE_READ16_MEMBER(regs1_r); DECLARE_WRITE16_MEMBER(regs1_go_w); void grap2_map(address_map &map); void do_rle(uint32_t address); void set_color_555(pen_t color, int rshift, int gshift, int bshift, uint16_t data); uint16_t m_framebuffer_scrolly; uint16_t m_framebuffer_scrollx; uint16_t m_framebuffer_enable; int m_regs1_i; uint16_t m_framebuffer_bright1; uint16_t m_framebuffer_bright2; uint16_t m_regs1_address_regs[0x2]; uint16_t m_regs2; DECLARE_WRITE16_MEMBER(framebuffer1_enable_w) { m_framebuffer_enable = data; } DECLARE_WRITE16_MEMBER(framebuffer1_scrolly_w) { m_framebuffer_scrolly = data; } DECLARE_WRITE16_MEMBER(framebuffer1_scrollx_w) { m_framebuffer_scrollx = data; } DECLARE_READ16_MEMBER(framebuffer1_fbbright1_r) { return m_framebuffer_bright1; } DECLARE_READ16_MEMBER(framebuffer1_fbbright2_r) { return m_framebuffer_bright2; } DECLARE_WRITE16_MEMBER(framebuffer1_fbbright1_w) { COMBINE_DATA(&m_framebuffer_bright1); } DECLARE_WRITE16_MEMBER(framebuffer1_fbbright2_w) { COMBINE_DATA(&m_framebuffer_bright2); } DECLARE_WRITE16_MEMBER(framebuffer1_bgcol_w); DECLARE_WRITE16_MEMBER(regs1_address_w) { COMBINE_DATA(&m_regs1_address_regs[offset]); } DECLARE_WRITE16_MEMBER(regs2_w) { COMBINE_DATA(&m_regs2); } DECLARE_READ16_MEMBER( framebuffer_r ) { return m_framebuffer[offset]; } DECLARE_WRITE16_MEMBER( framebuffer_w ) { COMBINE_DATA(&m_framebuffer[offset]); } DECLARE_READ16_MEMBER( pal_r ) { return m_framebuffer_palette[offset]; } DECLARE_WRITE16_MEMBER(framebuffer1_palette_w); DECLARE_READ16_MEMBER( unk1_r ) { return m_framebuffer_unk1[offset]; } DECLARE_WRITE16_MEMBER( unk1_w ) { COMBINE_DATA(&m_framebuffer_unk1[offset]); } DECLARE_READ16_MEMBER( unk2_r ) { return m_framebuffer_unk2[offset]; } DECLARE_WRITE16_MEMBER( unk2_w ) { COMBINE_DATA(&m_framebuffer_unk2[offset]); } std::unique_ptr m_framebuffer; std::unique_ptr m_framebuffer_palette; std::unique_ptr m_framebuffer_unk1; std::unique_ptr m_framebuffer_unk2; protected: virtual void device_start() override; virtual void device_reset() override; virtual void rom_bank_updated() override; // device_palette_interface overrides virtual uint32_t palette_entries() const override { return PALETTE_SIZE; } }; DECLARE_DEVICE_TYPE(KANEKO_GRAP2, kaneko_grap2_device) #endif // MAME_VIDEO_KANEKO_GRAP2_H