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// license:BSD-3-Clause
// copyright-holders:David Haywood, Luca Elia
/*************************************************************************
kan_pand.h
Implementation of Kaneko Pandora sprite chip
**************************************************************************/
#ifndef MAME_VIDEO_KAN_PAND_H
#define MAME_VIDEO_KAN_PAND_H
#pragma once
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
class kaneko_pandora_device : public device_t,
public device_video_interface
{
public:
kaneko_pandora_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// configuration
void set_gfxdecode_tag(const char *tag);
void set_gfx_region(int gfxregion) { m_gfx_region = gfxregion; }
void set_offsets(int x_offset, int y_offset)
{
m_xoffset = x_offset;
m_yoffset = y_offset;
}
DECLARE_WRITE8_MEMBER ( spriteram_w );
DECLARE_READ8_MEMBER( spriteram_r );
DECLARE_WRITE16_MEMBER( spriteram_LSB_w );
DECLARE_READ16_MEMBER( spriteram_LSB_r );
void update( bitmap_ind16 &bitmap, const rectangle &cliprect );
void set_clear_bitmap( int clear );
void eof();
void set_bg_pen( int pen );
void flip_screen_set(bool flip) { m_flip_screen = flip; }
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
void draw( bitmap_ind16 &bitmap, const rectangle &cliprect );
private:
// internal state
std::unique_ptr<uint8_t[]> m_spriteram;
std::unique_ptr<bitmap_ind16> m_sprites_bitmap; /* bitmap to render sprites to, Pandora seems to be frame'buffered' */
int m_clear_bitmap;
int m_bg_pen; // might work some other way..
uint8_t m_gfx_region;
int m_xoffset;
int m_yoffset;
bool m_flip_screen;
required_device<gfxdecode_device> m_gfxdecode;
};
DECLARE_DEVICE_TYPE(KANEKO_PANDORA, kaneko_pandora_device)
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define MCFG_KANEKO_PANDORA_GFX_REGION(_region) \
downcast<kaneko_pandora_device &>(*device).set_gfx_region(_region);
#define MCFG_KANEKO_PANDORA_OFFSETS(_xoffs, _yoffs) \
downcast<kaneko_pandora_device &>(*device).set_offsets(_xoffs, _yoffs);
#define MCFG_KANEKO_PANDORA_GFXDECODE(_gfxtag) \
downcast<kaneko_pandora_device &>(*device).set_gfxdecode_tag("^" _gfxtag);
#endif // MAME_VIDEO_KAN_PAND_H
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