// license:BSD-3-Clause // copyright-holders:David Haywood, Ryan Holtz #ifndef MAME_MACHINE_SPG_RENDERER_H #define MAME_MACHINE_SPG_RENDERER_H #pragma once #include "screen.h" class spg_renderer_device : public device_t { public: spg_renderer_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); spg_renderer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void draw_sprites(bool read_from_csspace, bool has_extended_sprites, bool alt_extrasprite_hack, uint32_t palbank, bool highres, const rectangle& cliprect, uint32_t scanline, int priority, uint32_t spritegfxdata_addr, address_space& spc, uint16_t* paletteram, uint16_t* spriteram, int sprlimit); void draw_page(bool read_from_csspace, bool has_extended_tilemaps, bool use_alt_tile_addressing, uint32_t palbank, const rectangle& cliprect, uint32_t scanline, int priority, uint32_t tilegfxdata_addr, uint16_t* scrollregs, uint16_t* tilemapregs, address_space& spc, uint16_t* paletteram, uint16_t* scrollram, uint32_t which); void new_line(const rectangle& cliprect); void apply_saturation_and_fade(bitmap_rgb32& bitmap, const rectangle& cliprect, int scanline); void set_video_reg_1c(uint16_t val) { m_video_regs_1c = val; update_vcmp_table(); } void set_video_reg_1d(uint16_t val) { m_video_regs_1d = val; update_vcmp_table(); } void set_video_reg_1e(uint16_t val) { m_video_regs_1e = val; update_vcmp_table(); } void set_video_reg_2a(uint16_t val) { m_video_regs_2a = val; } void set_video_reg_30(uint16_t val) { if (m_video_regs_30 != val) m_brightness_or_saturation_dirty = true; m_video_regs_30 = val; } void set_video_reg_3c(uint16_t val) { if (m_video_regs_3c != val) m_brightness_or_saturation_dirty = true; m_video_regs_3c = val; } void set_video_reg_42(uint16_t val) { m_video_regs_42 = val; } uint16_t get_video_reg_1c(void) { return m_video_regs_1c; } uint16_t get_video_reg_1d(void) { return m_video_regs_1d; } uint16_t get_video_reg_1e(void) { return m_video_regs_1e; } uint16_t get_video_reg_2a(void) { return m_video_regs_2a; } uint16_t get_video_reg_30(void) { return m_video_regs_30; } uint16_t get_video_reg_3c(void) { return m_video_regs_3c; } uint16_t get_video_reg_42(void) { return m_video_regs_42; } // used by some hack logic for the gpl16250 rendering for now void set_video_reg_7f(uint16_t val) { m_video_regs_7f = val; } uint16_t get_video_reg_7f(void) { return m_video_regs_7f; } auto space_read_callback() { return m_space_read_cb.bind(); } void set_video_spaces(address_space* cpuspace, address_space* cs_space, int csbase) { m_cpuspace = cpuspace; m_cs_space = cs_space; m_csbase = csbase; } protected: virtual void device_start() override; virtual void device_reset() override; enum blend_enable_t : const bool { BlendOff = false, BlendOn = true }; enum flipx_t : const bool { FlipXOff = false, FlipXOn = true }; template inline void draw_tilestrip(bool read_from_csspace, uint32_t screenwidth, uint32_t drawwidthmask, const rectangle& cliprect, uint32_t tile_h, uint32_t tile_w, uint32_t tilegfxdata_addr, uint32_t tile, uint32_t tile_scanline, int drawx, bool flip_y, uint32_t palette_offset, const uint32_t nc_bpp, const uint32_t bits_per_row, const uint32_t words_per_tile, address_space &spc, uint16_t* palette, uint8_t blendlevel); inline void draw_tilestrip(bool read_from_csspace, uint32_t screenwidth, uint32_t drawwidthmask, spg_renderer_device::blend_enable_t blend, spg_renderer_device::flipx_t flip_x, const rectangle& cliprect, uint32_t tile_h, uint32_t tile_w, uint32_t tilegfxdata_addr, uint32_t tile, uint32_t tile_scanline, int drawx, bool flip_y, uint32_t palette_offset, const uint32_t nc_bpp, const uint32_t bits_per_row, const uint32_t words_per_tile, address_space& spc, uint16_t* paletteram, uint8_t blendlevel); inline void draw_sprite(bool read_from_csspace, bool has_extended_sprites, bool alt_extrasprite_hack, uint32_t palbank, bool highres, const rectangle& cliprect, uint32_t scanline, int priority, uint32_t spritegfxdata_addr, uint32_t base_addr, address_space& spc, uint16_t* paletteram, uint16_t* spriteram); inline void draw_linemap(bool has_extended_tilemaps, const rectangle& cliprect, uint32_t scanline, int priority, uint32_t tilegfxdata_addr, uint16_t* scrollregs, uint16_t* tilemapregs, address_space& spc, uint16_t* paletteram); inline uint8_t mix_channel(uint8_t a, uint8_t b, uint8_t alpha); uint8_t m_rgb5_to_rgb8[32]; uint32_t m_rgb555_to_rgb888[0x8000]; uint32_t m_rgb555_to_rgb888_current[0x8000]; private: void update_vcmp_table(); uint16_t m_video_regs_1c; uint16_t m_video_regs_1d; uint16_t m_video_regs_1e; uint16_t m_video_regs_2a; uint16_t m_video_regs_42; uint16_t m_video_regs_30; uint16_t m_video_regs_3c; uint16_t m_video_regs_7f; uint32_t m_ycmp_table[480]; devcb_read16 m_space_read_cb; address_space* m_cpuspace; address_space* m_cs_space; int m_csbase; bool m_brightness_or_saturation_dirty; void update_palette_lookup(void); uint16_t m_linebuf[640]; }; DECLARE_DEVICE_TYPE(SPG_RENDERER, spg_renderer_device) #endif // MAME_MACHINE_SPG_RENDERER_H