// license:BSD-3-Clause
// copyright-holders:Luca Elia, David Haywood,Stephane Humbert
/* Kaneko Hit protection */
#include "machine/watchdog.h"
struct calc1_hit_t
{
uint16_t x1p, y1p, x1s, y1s;
uint16_t x2p, y2p, x2s, y2s;
int16_t x12, y12, x21, y21;
uint16_t mult_a, mult_b;
};
struct calc3_hit_t
{
int x1p, y1p, z1p, x1s, y1s, z1s;
int x2p, y2p, z2p, x2s, y2s, z2s;
int x1po, y1po, z1po, x1so, y1so, z1so;
int x2po, y2po, z2po, x2so, y2so, z2so;
int x12, y12, z12, x21, y21, z21;
int x_coll, y_coll, z_coll;
int x1tox2, y1toy2, z1toz2;
uint16_t mult_a, mult_b;
uint16_t flags;
uint16_t mode;
};
class kaneko_hit_device : public device_t
{
public:
kaneko_hit_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
static void set_type(device_t &device, int hittype);
int m_hittype;
DECLARE_READ16_MEMBER(kaneko_hit_r);
DECLARE_WRITE16_MEMBER(kaneko_hit_w);
protected:
virtual void device_start() override;
virtual void device_reset() override;
private:
required_device<watchdog_timer_device> m_watchdog;
calc1_hit_t m_hit;
calc3_hit_t m_hit3;
DECLARE_READ16_MEMBER(kaneko_hit_type0_r);
DECLARE_WRITE16_MEMBER(kaneko_hit_type0_w);
DECLARE_READ16_MEMBER(kaneko_hit_type1_r);
DECLARE_WRITE16_MEMBER(kaneko_hit_type1_w);
int16_t calc_compute_x(calc1_hit_t &hit);
int16_t calc_compute_y(calc1_hit_t &hit);
DECLARE_WRITE16_MEMBER(kaneko_hit_type2_w);
DECLARE_READ16_MEMBER(kaneko_hit_type2_r);
int type2_calc_compute(int x1, int w1, int x2, int w2);
void type2_calc_org(int mode, int x0, int s0, int* x1, int* s1);
void type2_recalc_collisions(calc3_hit_t &hit3);
};
extern const device_type KANEKO_HIT;