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Merge https://github.com/coelckers/gzdoom

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This commit is contained in:
Rachael Alexanderson 2017-02-07 02:23:48 -05:00
commit d760b5070a
18 changed files with 595 additions and 530 deletions
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32
src/dobjtype.cpp
View file

@ -2012,8 +2012,8 @@ PDynArray::PDynArray()
//
//==========================================================================
PDynArray::PDynArray(PType *etype)
: ElementType(etype)
PDynArray::PDynArray(PType *etype,PStruct *backing)
: ElementType(etype), BackingType(backing)
{
mDescriptiveName.Format("DynArray<%s>", etype->DescriptiveName());
Size = sizeof(FArray);
@ -2061,7 +2061,33 @@ PDynArray *NewDynArray(PType *type)
PType *atype = TypeTable.FindType(RUNTIME_CLASS(PDynArray), (intptr_t)type, 0, &bucket);
if (atype == NULL)
{
atype = new PDynArray(type);
FString backingname;
switch (type->GetRegType())
{
case REGT_INT:
backingname.Format("DynArray_I%d", type->Size * 8);
break;
case REGT_FLOAT:
backingname.Format("DynArray_F%d", type->Size * 8);
break;
case REGT_STRING:
backingname = "DynArray_String";
break;
case REGT_POINTER:
backingname = "DynArray_Ptr";
break;
default:
I_Error("Unsupported dynamic array requested");
break;
}
auto backing = NewNativeStruct(backingname, nullptr);
atype = new PDynArray(type, backing);
TypeTable.AddType(atype, RUNTIME_CLASS(PDynArray), (intptr_t)type, 0, bucket);
}
return (PDynArray *)atype;

4
src/dobjtype.h
View file

@ -6,6 +6,7 @@
#endif
typedef std::pair<const class PType *, unsigned> FTypeAndOffset;
class PStruct;
#include "vm.h"
@ -649,9 +650,10 @@ class PDynArray : public PCompoundType
DECLARE_CLASS(PDynArray, PCompoundType);
HAS_OBJECT_POINTERS;
public:
PDynArray(PType *etype);
PDynArray(PType *etype, PStruct *backing);
PType *ElementType;
PStruct *BackingType;
virtual bool IsMatch(intptr_t id1, intptr_t id2) const;
virtual void GetTypeIDs(intptr_t &id1, intptr_t &id2) const;

2
src/namedef.h
View file

@ -821,6 +821,8 @@ xx(DamageFunction)
xx(Length)
xx(Unit)
xx(Size)
xx(Copy)
xx(Move)
xx(Voidptr)
xx(StateLabel)
xx(SpriteID)

28
src/oplsynth/deftypes.h
View file

@ -1,28 +0,0 @@
/*
* Name: General Use Types Definitions -- Header Include file
* Version: 1.24
* Author: Vladimir Arnost (QA-Software)
* Last revision: Sep-4-1995
* Compiler: Borland C++ 3.1, Watcom C/C++ 10.0
*
*/
#ifndef __DEFTYPES_H_
#define __DEFTYPES_H_
/* Global type declarations */
#include "doomtype.h"
/* machine dependent types */
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned int uint;
typedef unsigned long ulong;
typedef signed char schar;
typedef signed short sshort;
typedef signed int sint;
typedef signed long slong;
#endif // __DEFTYPES_H_

495
src/oplsynth/fmopl.cpp
View file

@ -105,12 +105,6 @@ Revision History:
/* compiler dependence */
#ifndef OSD_CPU_H
#define OSD_CPU_H
typedef unsigned char UINT8; /* unsigned 8bit */
typedef unsigned short UINT16; /* unsigned 16bit */
typedef unsigned int UINT32; /* unsigned 32bit */
typedef signed char INT8; /* signed 8bit */
typedef signed short INT16; /* signed 16bit */
typedef signed int INT32; /* signed 32bit */
#endif
#ifndef PI
@ -119,34 +113,30 @@ typedef signed int INT32; /* signed 32bit */
#ifdef _MSC_VER
#pragma warning (disable: 4244)
#define INLINE __forceinline
#endif
#ifdef __GNUC__
#define INLINE __inline
#endif
#define FREQ_SH 16 /* 16.16 fixed point (frequency calculations) */
#define EG_SH 16 /* 16.16 fixed point (EG timing) */
#define LFO_SH 24 /* 8.24 fixed point (LFO calculations) */
#define TIMER_SH 16 /* 16.16 fixed point (timers calculations) */
#define FREQ_SH 16 /* 16.16 fixed point (frequency calculations) */
#define EG_SH 16 /* 16.16 fixed point (EG timing) */
#define LFO_SH 24 /* 8.24 fixed point (LFO calculations) */
#define TIMER_SH 16 /* 16.16 fixed point (timers calculations) */
#define FREQ_MASK ((1<<FREQ_SH)-1)
#define FREQ_MASK ((1<<FREQ_SH)-1)
/* envelope output entries */
#define ENV_BITS 10
#define ENV_LEN (1<<ENV_BITS)
#define ENV_STEP (128.0/ENV_LEN)
#define ENV_BITS 10
#define ENV_LEN (1<<ENV_BITS)
#define ENV_STEP (128.0/ENV_LEN)
#define MAX_ATT_INDEX ((1<<(ENV_BITS-1))-1) /*511*/
#define MIN_ATT_INDEX (0)
#define MAX_ATT_INDEX ((1<<(ENV_BITS-1))-1) /*511*/
#define MIN_ATT_INDEX (0)
/* sinwave entries */
#define SIN_BITS 10
#define SIN_LEN (1<<SIN_BITS)
#define SIN_MASK (SIN_LEN-1)
#define SIN_BITS 10
#define SIN_LEN (1<<SIN_BITS)
#define SIN_MASK (SIN_LEN-1)
#define TL_RES_LEN (256) /* 8 bits addressing (real chip) */
#define TL_RES_LEN (256) /* 8 bits addressing (real chip) */
@ -156,11 +146,11 @@ typedef signed int INT32; /* signed 32bit */
/* Envelope Generator phases */
#define EG_ATT 4
#define EG_DEC 3
#define EG_SUS 2
#define EG_REL 1
#define EG_OFF 0
#define EG_ATT 4
#define EG_DEC 3
#define EG_SUS 2
#define EG_REL 1
#define EG_OFF 0
#define OPL_CLOCK 3579545 // master clock (Hz)
@ -171,97 +161,100 @@ typedef signed int INT32; /* signed 32bit */
/* Saving is necessary for member of the 'R' mark for suspend/resume */
typedef struct{
UINT32 ar; /* attack rate: AR<<2 */
UINT32 dr; /* decay rate: DR<<2 */
UINT32 rr; /* release rate:RR<<2 */
UINT8 KSR; /* key scale rate */
UINT8 ksl; /* keyscale level */
UINT8 ksr; /* key scale rate: kcode>>KSR */
UINT8 mul; /* multiple: mul_tab[ML] */
struct OPL_SLOT
{
uint32_t ar; /* attack rate: AR<<2 */
uint32_t dr; /* decay rate: DR<<2 */
uint32_t rr; /* release rate:RR<<2 */
uint8_t KSR; /* key scale rate */
uint8_t ksl; /* keyscale level */
uint8_t ksr; /* key scale rate: kcode>>KSR */
uint8_t mul; /* multiple: mul_tab[ML] */
/* Phase Generator */
UINT32 Cnt; /* frequency counter */
UINT32 Incr; /* frequency counter step */
UINT8 FB; /* feedback shift value */
INT32 *connect1; /* slot1 output pointer */
INT32 op1_out[2]; /* slot1 output for feedback */
UINT8 CON; /* connection (algorithm) type */
uint32_t Cnt; /* frequency counter */
uint32_t Incr; /* frequency counter step */
uint8_t FB; /* feedback shift value */
int32_t *connect1; /* slot1 output pointer */
int32_t op1_out[2]; /* slot1 output for feedback */
uint8_t CON; /* connection (algorithm) type */
/* Envelope Generator */
UINT8 eg_type; /* percussive/non-percussive mode */
UINT8 state; /* phase type */
UINT32 TL; /* total level: TL << 2 */
INT32 TLL; /* adjusted now TL */
INT32 volume; /* envelope counter */
UINT32 sl; /* sustain level: sl_tab[SL] */
UINT8 eg_sh_ar; /* (attack state) */
UINT8 eg_sel_ar; /* (attack state) */
UINT8 eg_sh_dr; /* (decay state) */
UINT8 eg_sel_dr; /* (decay state) */
UINT8 eg_sh_rr; /* (release state) */
UINT8 eg_sel_rr; /* (release state) */
UINT32 key; /* 0 = KEY OFF, >0 = KEY ON */
uint8_t eg_type; /* percussive/non-percussive mode */
uint8_t state; /* phase type */
uint32_t TL; /* total level: TL << 2 */
int32_t TLL; /* adjusted now TL */
int32_t volume; /* envelope counter */
uint32_t sl; /* sustain level: sl_tab[SL] */
uint8_t eg_sh_ar; /* (attack state) */
uint8_t eg_sel_ar; /* (attack state) */
uint8_t eg_sh_dr; /* (decay state) */
uint8_t eg_sel_dr; /* (decay state) */
uint8_t eg_sh_rr; /* (release state) */
uint8_t eg_sel_rr; /* (release state) */
uint32_t key; /* 0 = KEY OFF, >0 = KEY ON */
/* LFO */
UINT32 AMmask; /* LFO Amplitude Modulation enable mask */
UINT8 vib; /* LFO Phase Modulation enable flag (active high)*/
uint32_t AMmask; /* LFO Amplitude Modulation enable mask */
uint8_t vib; /* LFO Phase Modulation enable flag (active high)*/
/* waveform select */
unsigned int wavetable;
} OPL_SLOT;
};
typedef struct{
struct OPL_CH
{
OPL_SLOT SLOT[2];
/* phase generator state */
UINT32 block_fnum; /* block+fnum */
UINT32 fc; /* Freq. Increment base */
UINT32 ksl_base; /* KeyScaleLevel Base step */
UINT8 kcode; /* key code (for key scaling) */
uint32_t block_fnum; /* block+fnum */
uint32_t fc; /* Freq. Increment base */
uint32_t ksl_base; /* KeyScaleLevel Base step */
uint8_t kcode; /* key code (for key scaling) */
float LeftVol; /* volumes for stereo panning */
float RightVol;
} OPL_CH;
};
/* OPL state */
typedef struct fm_opl_f {
struct FM_OPL
{
/* FM channel slots */
OPL_CH P_CH[9]; /* OPL/OPL2 chips have 9 channels*/
OPL_CH P_CH[9]; /* OPL/OPL2 chips have 9 channels*/
UINT32 eg_cnt; /* global envelope generator counter */
UINT32 eg_timer; /* global envelope generator counter works at frequency = chipclock/72 */
UINT32 eg_timer_add; /* step of eg_timer */
UINT32 eg_timer_overflow; /* envelope generator timer overflows every 1 sample (on real chip) */
uint32_t eg_cnt; /* global envelope generator counter */
uint32_t eg_timer; /* global envelope generator counter works at frequency = chipclock/72 */
uint32_t eg_timer_add; /* step of eg_timer */
uint32_t eg_timer_overflow; /* envelope generator timer overflows every 1 sample (on real chip) */
UINT8 rhythm; /* Rhythm mode */
uint8_t rhythm; /* Rhythm mode */
UINT32 fn_tab[1024]; /* fnumber->increment counter */
uint32_t fn_tab[1024]; /* fnumber->increment counter */
/* LFO */
UINT8 lfo_am_depth;
UINT8 lfo_pm_depth_range;
UINT32 lfo_am_cnt;
UINT32 lfo_am_inc;
UINT32 lfo_pm_cnt;
UINT32 lfo_pm_inc;
UINT32 noise_rng; /* 23 bit noise shift register */
UINT32 noise_p; /* current noise 'phase' */
UINT32 noise_f; /* current noise peroid */
uint8_t lfo_am_depth;
uint8_t lfo_pm_depth_range;
uint32_t lfo_am_cnt;
uint32_t lfo_am_inc;
uint32_t lfo_pm_cnt;
uint32_t lfo_pm_inc;
UINT8 wavesel; /* waveform select enable flag */
uint32_t noise_rng; /* 23 bit noise shift register */
uint32_t noise_p; /* current noise 'phase' */
uint32_t noise_f; /* current noise period */
uint8_t wavesel; /* waveform select enable flag */
int T[2]; /* timer counters */
UINT8 st[2]; /* timer enable */
uint8_t st[2]; /* timer enable */
UINT8 address; /* address register */
UINT8 status; /* status flag */
UINT8 statusmask; /* status mask */
UINT8 mode; /* Reg.08 : CSM,notesel,etc. */
uint8_t address; /* address register */
uint8_t status; /* status flag */
uint8_t statusmask; /* status mask */
uint8_t mode; /* Reg.08 : CSM,notesel,etc. */
bool IsStereo; /* Write stereo output */
} FM_OPL;
};
@ -278,68 +271,67 @@ static const int slot_array[32]=
/* table is 3dB/octave , DV converts this into 6dB/octave */
/* 0.1875 is bit 0 weight of the envelope counter (volume) expressed in the 'decibel' scale */
#define DV (0.1875/2.0)
static const UINT32 ksl_tab[8*16]=
static const uint32_t ksl_tab[8*16]=
{
/* OCT 0 */
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
/* OCT 1 */
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(0.750/DV), UINT32(1.125/DV), UINT32(1.500/DV),
UINT32(1.875/DV), UINT32(2.250/DV), UINT32(2.625/DV), UINT32(3.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(0.750/DV), uint32_t(1.125/DV), uint32_t(1.500/DV),
uint32_t(1.875/DV), uint32_t(2.250/DV), uint32_t(2.625/DV), uint32_t(3.000/DV),
/* OCT 2 */
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV),
UINT32(0.000/DV), UINT32(1.125/DV), UINT32(1.875/DV), UINT32(2.625/DV),
UINT32(3.000/DV), UINT32(3.750/DV), UINT32(4.125/DV), UINT32(4.500/DV),
UINT32(4.875/DV), UINT32(5.250/DV), UINT32(5.625/DV), UINT32(6.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV),
uint32_t(0.000/DV), uint32_t(1.125/DV), uint32_t(1.875/DV), uint32_t(2.625/DV),
uint32_t(3.000/DV), uint32_t(3.750/DV), uint32_t(4.125/DV), uint32_t(4.500/DV),
uint32_t(4.875/DV), uint32_t(5.250/DV), uint32_t(5.625/DV), uint32_t(6.000/DV),
/* OCT 3 */
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(0.000/DV), UINT32(1.875/DV),
UINT32(3.000/DV), UINT32(4.125/DV), UINT32(4.875/DV), UINT32(5.625/DV),
UINT32(6.000/DV), UINT32(6.750/DV), UINT32(7.125/DV), UINT32(7.500/DV),
UINT32(7.875/DV), UINT32(8.250/DV), UINT32(8.625/DV), UINT32(9.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(1.875/DV),
uint32_t(3.000/DV), uint32_t(4.125/DV), uint32_t(4.875/DV), uint32_t(5.625/DV),
uint32_t(6.000/DV), uint32_t(6.750/DV), uint32_t(7.125/DV), uint32_t(7.500/DV),
uint32_t(7.875/DV), uint32_t(8.250/DV), uint32_t(8.625/DV), uint32_t(9.000/DV),
/* OCT 4 */
UINT32(0.000/DV), UINT32(0.000/DV), UINT32(3.000/DV), UINT32(4.875/DV),
UINT32(6.000/DV), UINT32(7.125/DV), UINT32(7.875/DV), UINT32(8.625/DV),
UINT32(9.000/DV), UINT32(9.750/DV),UINT32(10.125/DV),UINT32(10.500/DV),
UINT32(10.875/DV),UINT32(11.250/DV),UINT32(11.625/DV),UINT32(12.000/DV),
uint32_t(0.000/DV), uint32_t(0.000/DV), uint32_t(3.000/DV), uint32_t(4.875/DV),
uint32_t(6.000/DV), uint32_t(7.125/DV), uint32_t(7.875/DV), uint32_t(8.625/DV),
uint32_t(9.000/DV), uint32_t(9.750/DV),uint32_t(10.125/DV),uint32_t(10.500/DV),
uint32_t(10.875/DV),uint32_t(11.250/DV),uint32_t(11.625/DV),uint32_t(12.000/DV),
/* OCT 5 */
UINT32(0.000/DV), UINT32(3.000/DV), UINT32(6.000/DV), UINT32(7.875/DV),
UINT32(9.000/DV),UINT32(10.125/DV),UINT32(10.875/DV),UINT32(11.625/DV),
UINT32(12.000/DV),UINT32(12.750/DV),UINT32(13.125/DV),UINT32(13.500/DV),
UINT32(13.875/DV),UINT32(14.250/DV),UINT32(14.625/DV),UINT32(15.000/DV),
uint32_t(0.000/DV), uint32_t(3.000/DV), uint32_t(6.000/DV), uint32_t(7.875/DV),
uint32_t(9.000/DV),uint32_t(10.125/DV),uint32_t(10.875/DV),uint32_t(11.625/DV),
uint32_t(12.000/DV),uint32_t(12.750/DV),uint32_t(13.125/DV),uint32_t(13.500/DV),
uint32_t(13.875/DV),uint32_t(14.250/DV),uint32_t(14.625/DV),uint32_t(15.000/DV),
/* OCT 6 */
UINT32(0.000/DV), UINT32(6.000/DV), UINT32(9.000/DV),UINT32(10.875/DV),
UINT32(12.000/DV),UINT32(13.125/DV),UINT32(13.875/DV),UINT32(14.625/DV),
UINT32(15.000/DV),UINT32(15.750/DV),UINT32(16.125/DV),UINT32(16.500/DV),
UINT32(16.875/DV),UINT32(17.250/DV),UINT32(17.625/DV),UINT32(18.000/DV),
uint32_t(0.000/DV), uint32_t(6.000/DV), uint32_t(9.000/DV),uint32_t(10.875/DV),
uint32_t(12.000/DV),uint32_t(13.125/DV),uint32_t(13.875/DV),uint32_t(14.625/DV),
uint32_t(15.000/DV),uint32_t(15.750/DV),uint32_t(16.125/DV),uint32_t(16.500/DV),
uint32_t(16.875/DV),uint32_t(17.250/DV),uint32_t(17.625/DV),uint32_t(18.000/DV),
/* OCT 7 */
UINT32(0.000/DV), UINT32(9.000/DV),UINT32(12.000/DV),UINT32(13.875/DV),
UINT32(15.000/DV),UINT32(16.125/DV),UINT32(16.875/DV),UINT32(17.625/DV),
UINT32(18.000/DV),UINT32(18.750/DV),UINT32(19.125/DV),UINT32(19.500/DV),
UINT32(19.875/DV),UINT32(20.250/DV),UINT32(20.625/DV),UINT32(21.000/DV)
uint32_t(0.000/DV), uint32_t(9.000/DV),uint32_t(12.000/DV),uint32_t(13.875/DV),
uint32_t(15.000/DV),uint32_t(16.125/DV),uint32_t(16.875/DV),uint32_t(17.625/DV),
uint32_t(18.000/DV),uint32_t(18.750/DV),uint32_t(19.125/DV),uint32_t(19.500/DV),
uint32_t(19.875/DV),uint32_t(20.250/DV),uint32_t(20.625/DV),uint32_t(21.000/DV)
};
#undef DV
/* 0 / 3.0 / 1.5 / 6.0 dB/OCT */
static const UINT32 ksl_shift[4] = { 31, 1, 2, 0 };
static const uint32_t ksl_shift[4] = { 31, 1, 2, 0 };
/* sustain level table (3dB per step) */
/* 0 - 15: 0, 3, 6, 9,12,15,18,21,24,27,30,33,36,39,42,93 (dB)*/
#define SC(db) (UINT32) ( db * (2.0/ENV_STEP) )
static const UINT32 sl_tab[16]={
SC( 0),SC( 1),SC( 2),SC(3 ),SC(4 ),SC(5 ),SC(6 ),SC( 7),
SC( 8),SC( 9),SC(10),SC(11),SC(12),SC(13),SC(14),SC(31)
#define SC(db) (uint32_t) ( db * (2.0/ENV_STEP) )
static const uint32_t sl_tab[16]={
SC( 0),SC( 1),SC( 2),SC(3 ),SC(4 ),SC(5 ),SC(6 ),SC( 7),
SC( 8),SC( 9),SC(10),SC(11),SC(12),SC(13),SC(14),SC(31)
};
#undef SC
#define RATE_STEPS (8)
static const unsigned char eg_inc[15*RATE_STEPS]={
/*cycle:0 1 2 3 4 5 6 7*/
/* 0 */ 0,1, 0,1, 0,1, 0,1, /* rates 00..12 0 (increment by 0 or 1) */
@ -366,7 +358,7 @@ static const unsigned char eg_inc[15*RATE_STEPS]={
#define O(a) (a*RATE_STEPS)
/*note that there is no O(13) in this table - it's directly in the code */
static const unsigned char eg_rate_select[16+64+16]={ /* Envelope Generator rates (16 + 64 rates + 16 RKS) */
static const unsigned char eg_rate_select[16+64+16]={ /* Envelope Generator rates (16 + 64 rates + 16 RKS) */
/* 16 infinite time rates */
O(14),O(14),O(14),O(14),O(14),O(14),O(14),O(14),
O(14),O(14),O(14),O(14),O(14),O(14),O(14),O(14),
@ -407,7 +399,7 @@ O(12),O(12),O(12),O(12),O(12),O(12),O(12),O(12),
/*mask 4095, 2047, 1023, 511, 255, 127, 63, 31, 15, 7, 3, 1, 0, 0, 0, 0 */
#define O(a) (a*1)
static const unsigned char eg_rate_shift[16+64+16]={ /* Envelope Generator counter shifts (16 + 64 rates + 16 RKS) */
static const unsigned char eg_rate_shift[16+64+16]={ /* Envelope Generator counter shifts (16 + 64 rates + 16 RKS) */
/* 16 infinite time rates */
O(0),O(0),O(0),O(0),O(0),O(0),O(0),O(0),
O(0),O(0),O(0),O(0),O(0),O(0),O(0),O(0),
@ -446,22 +438,22 @@ O( 0),O( 0),O( 0),O( 0),O( 0),O( 0),O( 0),O( 0),
/* multiple table */
#define ML 2
static const UINT8 mul_tab[16]= {
static const uint8_t mul_tab[16]= {
/* 1/2, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,10,12,12,15,15 */
UINT8(0.50*ML), UINT8(1.00*ML), UINT8(2.00*ML), UINT8(3.00*ML), UINT8(4.00*ML), UINT8(5.00*ML), UINT8(6.00*ML), UINT8(7.00*ML),
UINT8(8.00*ML), UINT8(9.00*ML),UINT8(10.00*ML),UINT8(10.00*ML),UINT8(12.00*ML),UINT8(12.00*ML),UINT8(15.00*ML),UINT8(15.00*ML)
uint8_t(0.50*ML), uint8_t(1.00*ML), uint8_t(2.00*ML), uint8_t(3.00*ML), uint8_t(4.00*ML), uint8_t(5.00*ML), uint8_t(6.00*ML), uint8_t(7.00*ML),
uint8_t(8.00*ML), uint8_t(9.00*ML),uint8_t(10.00*ML),uint8_t(10.00*ML),uint8_t(12.00*ML),uint8_t(12.00*ML),uint8_t(15.00*ML),uint8_t(15.00*ML)
};
#undef ML
/* TL_TAB_LEN is calculated as:
* 12 - sinus amplitude bits (Y axis)
* 2 - sinus sign bit (Y axis)
* TL_RES_LEN - sinus resolution (X axis)
/* TL_TAB_LEN is calculated as:
* 12 - sinus amplitude bits (Y axis)
* 2 - sinus sign bit (Y axis)
* TL_RES_LEN - sinus resolution (X axis)
*/
#define TL_TAB_LEN (12*2*TL_RES_LEN)
static signed int tl_tab[TL_TAB_LEN];
#define ENV_QUIET (TL_TAB_LEN>>4)
#define ENV_QUIET (TL_TAB_LEN>>4)
/* sin waveform table in 'decibel' scale */
/* four waveforms on OPL2 type chips */
@ -473,17 +465,17 @@ static unsigned int sin_tab[SIN_LEN * 4];
Length: 210 elements.
Each of the elements has to be repeated
exactly 64 times (on 64 consecutive samples).
The whole table takes: 64 * 210 = 13440 samples.
Each of the elements has to be repeated
exactly 64 times (on 64 consecutive samples).
The whole table takes: 64 * 210 = 13440 samples.
When AM = 1 data is used directly
When AM = 0 data is divided by 4 before being used (loosing precision is important)
When AM = 1 data is used directly
When AM = 0 data is divided by 4 before being used (losing precision is important)
*/
#define LFO_AM_TAB_ELEMENTS 210
static const UINT8 lfo_am_table[LFO_AM_TAB_ELEMENTS] = {
static const uint8_t lfo_am_table[LFO_AM_TAB_ELEMENTS] = {
0,0,0,0,0,0,0,
1,1,1,1,
2,2,2,2,
@ -539,39 +531,38 @@ static const UINT8 lfo_am_table[LFO_AM_TAB_ELEMENTS] = {
};
/* LFO Phase Modulation table (verified on real YM3812) */
static const INT8 lfo_pm_table[8*8*2] = {
static const int8_t lfo_pm_table[8*8*2] = {
/* FNUM2/FNUM = 00 0xxxxxxx (0x0000) */
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 0*/
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 1*/
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 0*/
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 00 1xxxxxxx (0x0080) */
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 0*/
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 1*/
0, 0, 0, 0, 0, 0, 0, 0, /*LFO PM depth = 0*/
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 01 0xxxxxxx (0x0100) */
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 0*/
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 1*/
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 0*/
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 01 1xxxxxxx (0x0180) */
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 0*/
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 1*/
1, 0, 0, 0,-1, 0, 0, 0, /*LFO PM depth = 0*/
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 10 0xxxxxxx (0x0200) */
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 0*/
4, 2, 0,-2,-4,-2, 0, 2, /*LFO PM depth = 1*/
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 0*/
4, 2, 0,-2,-4,-2, 0, 2, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 10 1xxxxxxx (0x0280) */
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 0*/
5, 2, 0,-2,-5,-2, 0, 2, /*LFO PM depth = 1*/
2, 1, 0,-1,-2,-1, 0, 1, /*LFO PM depth = 0*/
5, 2, 0,-2,-5,-2, 0, 2, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 11 0xxxxxxx (0x0300) */
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 0*/
6, 3, 0,-3,-6,-3, 0, 3, /*LFO PM depth = 1*/
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 0*/
6, 3, 0,-3,-6,-3, 0, 3, /*LFO PM depth = 1*/
/* FNUM2/FNUM = 11 1xxxxxxx (0x0380) */
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 0*/
7, 3, 0,-3,-7,-3, 0, 3 /*LFO PM depth = 1*/
3, 1, 0,-1,-3,-1, 0, 1, /*LFO PM depth = 0*/
7, 3, 0,-3,-7,-3, 0, 3 /*LFO PM depth = 1*/
};
@ -582,8 +573,8 @@ static int num_lock = 0;
static signed int phase_modulation; /* phase modulation input (SLOT 2) */
static signed int output;
static UINT32 LFO_AM;
static INT32 LFO_PM;
static uint32_t LFO_AM;
static int32_t LFO_PM;
static bool CalcVoice (FM_OPL *OPL, int voice, float *buffer, int length);
static bool CalcRhythm (FM_OPL *OPL, float *buffer, int length);
@ -591,21 +582,21 @@ static bool CalcRhythm (FM_OPL *OPL, float *buffer, int length);
/* status set and IRQ handling */
INLINE void OPL_STATUS_SET(FM_OPL *OPL,int flag)
static inline void OPL_STATUS_SET(FM_OPL *OPL,int flag)
{
/* set status flag */
OPL->status |= flag;
if(!(OPL->status & 0x80))
{
if(OPL->status & OPL->statusmask)
{ /* IRQ on */
{ /* IRQ on */
OPL->status |= 0x80;
}
}
}
/* status reset and IRQ handling */
INLINE void OPL_STATUS_RESET(FM_OPL *OPL,int flag)
static inline void OPL_STATUS_RESET(FM_OPL *OPL,int flag)
{
/* reset status flag */
OPL->status &=~flag;
@ -619,7 +610,7 @@ INLINE void OPL_STATUS_RESET(FM_OPL *OPL,int flag)
}
/* IRQ mask set */
INLINE void OPL_STATUSMASK_SET(FM_OPL *OPL,int flag)
static inline void OPL_STATUSMASK_SET(FM_OPL *OPL,int flag)
{
OPL->statusmask = flag;
/* IRQ handling check */
@ -629,13 +620,13 @@ INLINE void OPL_STATUSMASK_SET(FM_OPL *OPL,int flag)
/* advance LFO to next sample */
INLINE void advance_lfo(FM_OPL *OPL)
static inline void advance_lfo(FM_OPL *OPL)
{
UINT8 tmp;
uint8_t tmp;
/* LFO */
OPL->lfo_am_cnt += OPL->lfo_am_inc;
if (OPL->lfo_am_cnt >= (UINT32)(LFO_AM_TAB_ELEMENTS<<LFO_SH) ) /* lfo_am_table is 210 elements long */
if (OPL->lfo_am_cnt >= (uint32_t)(LFO_AM_TAB_ELEMENTS<<LFO_SH) ) /* lfo_am_table is 210 elements long */
OPL->lfo_am_cnt -= (LFO_AM_TAB_ELEMENTS<<LFO_SH);
tmp = lfo_am_table[ OPL->lfo_am_cnt >> LFO_SH ];
@ -650,7 +641,7 @@ INLINE void advance_lfo(FM_OPL *OPL)
}
/* advance to next sample */
INLINE void advance(FM_OPL *OPL, int loch, int hich)
static inline void advance(FM_OPL *OPL, int loch, int hich)
{
OPL_CH *CH;
OPL_SLOT *op;
@ -690,28 +681,28 @@ INLINE void advance(FM_OPL *OPL, int loch, int hich)
}
break;
case EG_DEC: /* decay phase */
case EG_DEC: /* decay phase */
if ( !(OPL->eg_cnt & ((1<<op->eg_sh_dr)-1) ) )
{
op->volume += eg_inc[op->eg_sel_dr + ((OPL->eg_cnt>>op->eg_sh_dr)&7)];
if ( op->volume >= (INT32)op->sl )
if ( op->volume >= (int32_t)op->sl )
op->state = EG_SUS;
}
break;
case EG_SUS: /* sustain phase */
case EG_SUS: /* sustain phase */
/* this is important behaviour:
one can change percusive/non-percussive modes on the fly and
the chip will remain in sustain phase - verified on real YM3812 */
if(op->eg_type) /* non-percussive mode */
if(op->eg_type) /* non-percussive mode */
{
/* do nothing */
}
else /* percussive mode */
else /* percussive mode */
{
/* during sustain phase chip adds Release Rate (in percussive mode) */
if ( !(OPL->eg_cnt & ((1<<op->eg_sh_rr)-1) ) )
@ -725,7 +716,7 @@ INLINE void advance(FM_OPL *OPL, int loch, int hich)
}
break;
case EG_REL: /* release phase */
case EG_REL: /* release phase */
if ( !(OPL->eg_cnt & ((1<<op->eg_sh_rr)-1) ) )
{
op->volume += eg_inc[op->eg_sel_rr + ((OPL->eg_cnt>>op->eg_sh_rr)&7)];
@ -746,7 +737,7 @@ INLINE void advance(FM_OPL *OPL, int loch, int hich)
/* Phase Generator */
if(op->vib)
{
UINT8 block;
uint8_t block;
unsigned int block_fnum = CH->block_fnum;
unsigned int fnum_lfo = (block_fnum&0x0380) >> 7;
@ -772,37 +763,37 @@ INLINE void advance(FM_OPL *OPL, int loch, int hich)
}
}
INLINE void advance_noise(FM_OPL *OPL)
static inline void advance_noise(FM_OPL *OPL)
{
int i;
/* The Noise Generator of the YM3812 is 23-bit shift register.
* Period is equal to 2^23-2 samples.
* Register works at sampling frequency of the chip, so output
* can change on every sample.
/* The Noise Generator of the YM3812 is 23-bit shift register.
* Period is equal to 2^23-2 samples.
* Register works at sampling frequency of the chip, so output
* can change on every sample.
*
* Output of the register and input to the bit 22 is:
* bit0 XOR bit14 XOR bit15 XOR bit22
* Output of the register and input to the bit 22 is:
* bit0 XOR bit14 XOR bit15 XOR bit22
*
* Simply use bit 22 as the noise output.
* Simply use bit 22 as the noise output.
*/
OPL->noise_p += OPL->noise_f;
i = OPL->noise_p >> FREQ_SH; /* number of events (shifts of the shift register) */
i = OPL->noise_p >> FREQ_SH; /* number of events (shifts of the shift register) */
OPL->noise_p &= FREQ_MASK;
while (i)
{
/*
UINT32 j;
uint32_t j;
j = ( (OPL->noise_rng) ^ (OPL->noise_rng>>14) ^ (OPL->noise_rng>>15) ^ (OPL->noise_rng>>22) ) & 1;
OPL->noise_rng = (j<<22) | (OPL->noise_rng>>1);
*/
/*
Instead of doing all the logic operations above, we
use a trick here (and use bit 0 as the noise output).
The difference is only that the noise bit changes one
step ahead. This doesn't matter since we don't know
Instead of doing all the logic operations above, we
use a trick here (and use bit 0 as the noise output).
The difference is only that the noise bit changes one
step ahead. This doesn't matter since we don't know
what is real state of the noise_rng after the reset.
*/
@ -814,9 +805,9 @@ INLINE void advance_noise(FM_OPL *OPL)
}
INLINE signed int op_calc(UINT32 phase, unsigned int env, signed int pm, unsigned int wave_tab)
static inline signed int op_calc(uint32_t phase, unsigned int env, signed int pm, unsigned int wave_tab)
{
UINT32 p;
uint32_t p;
p = (env<<4) + sin_tab[wave_tab + ((((signed int)((phase & ~FREQ_MASK) + (pm<<16))) >> FREQ_SH ) & SIN_MASK) ];
@ -825,9 +816,9 @@ INLINE signed int op_calc(UINT32 phase, unsigned int env, signed int pm, unsigne
return tl_tab[p];
}
INLINE signed int op_calc1(UINT32 phase, unsigned int env, signed int pm, unsigned int wave_tab)
static inline signed int op_calc1(uint32_t phase, unsigned int env, signed int pm, unsigned int wave_tab)
{
UINT32 p;
uint32_t p;
p = (env<<4) + sin_tab[wave_tab + ((((signed int)((phase & ~FREQ_MASK) + pm )) >> FREQ_SH ) & SIN_MASK) ];
@ -837,10 +828,10 @@ INLINE signed int op_calc1(UINT32 phase, unsigned int env, signed int pm, unsign
}
#define volume_calc(OP) ((OP)->TLL + ((UINT32)(OP)->volume) + (LFO_AM & (OP)->AMmask))
#define volume_calc(OP) ((OP)->TLL + ((uint32_t)(OP)->volume) + (LFO_AM & (OP)->AMmask))
/* calculate output */
INLINE float OPL_CALC_CH( OPL_CH *CH )
static inline float OPL_CALC_CH( OPL_CH *CH )
{
OPL_SLOT *SLOT;
unsigned int env;
@ -875,9 +866,9 @@ INLINE float OPL_CALC_CH( OPL_CH *CH )
}
/*
operators used in the rhythm sounds generation process:
operators used in the rhythm sounds generation process:
Envelope Generator:
Envelope Generator:
channel operator register number Bass High Snare Tom Top
/ slot number TL ARDR SLRR Wave Drum Hat Drum Tom Cymbal
@ -911,7 +902,7 @@ number number BLK/FNUM2 FNUM Drum Hat Drum Tom Cymbal
/* calculate rhythm */
INLINE void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
static inline void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
{
OPL_SLOT *SLOT;
signed int out;
@ -988,7 +979,7 @@ INLINE void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
/* when res1 = 0 phase = 0x000 | 0xd0; */
/* when res1 = 1 phase = 0x200 | (0xd0>>2); */
UINT32 phase = res1 ? (0x200|(0xd0>>2)) : 0xd0;
uint32_t phase = res1 ? (0x200|(0xd0>>2)) : 0xd0;
/* enable gate based on frequency of operator 2 in channel 8 */
unsigned char bit5e= ((CH[8].SLOT[SLOT2].Cnt>>FREQ_SH)>>5)&1;
@ -1029,7 +1020,7 @@ INLINE void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
/* when bit8 = 0 phase = 0x100; */
/* when bit8 = 1 phase = 0x200; */
UINT32 phase = bit8 ? 0x200 : 0x100;
uint32_t phase = bit8 ? 0x200 : 0x100;
/* Noise bit XOR'es phase by 0x100 */
/* when noisebit = 0 pass the phase from calculation above */
@ -1059,7 +1050,7 @@ INLINE void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
/* when res1 = 0 phase = 0x000 | 0x100; */
/* when res1 = 1 phase = 0x200 | 0x100; */
UINT32 phase = res1 ? 0x300 : 0x100;
uint32_t phase = res1 ? 0x300 : 0x100;
/* enable gate based on frequency of operator 2 in channel 8 */
unsigned char bit5e= ((CH[8].SLOT[SLOT2].Cnt>>FREQ_SH)>>5)&1;
@ -1073,7 +1064,6 @@ INLINE void OPL_CALC_RH( OPL_CH *CH, unsigned int noise )
output += op_calc(phase<<FREQ_SH, env, 0, CH[8].SLOT[SLOT2].wavetable) * 2;
}
}
@ -1100,11 +1090,11 @@ static void init_tables(void)
/* we never reach (1<<16) here due to the (x+1) */
/* result fits within 16 bits at maximum */
n = (int)m; /* 16 bits here */
n >>= 4; /* 12 bits here */
n = (int)m; /* 16 bits here */
n >>= 4; /* 12 bits here */
n = (n+1)>>1; /* round to nearest */
/* 11 bits here (rounded) */
n <<= 1; /* 12 bits here (as in real chip) */
n <<= 1; /* 12 bits here (as in real chip) */
tl_tab[ x*2 + 0 ] = n;
tl_tab[ x*2 + 1 ] = -tl_tab[ x*2 + 0 ];
@ -1123,14 +1113,14 @@ static void init_tables(void)
/* we never reach zero here due to ((i*2)+1) */
if (m>0.0)
o = 8*log(1.0/m)/log(2.0); /* convert to 'decibels' */
o = 8*log(1.0/m)/log(2.0); /* convert to 'decibels' */
else
o = 8*log(-1.0/m)/log(2.0); /* convert to 'decibels' */
o = 8*log(-1.0/m)/log(2.0); /* convert to 'decibels' */
o = o / (ENV_STEP/4);
n = (int)(2.0*o);
if (n&1) /* round to nearest */
if (n&1) /* round to nearest */
n = (n>>1)+1;
else
n = n>>1;
@ -1176,18 +1166,18 @@ static void OPL_initalize(FM_OPL *OPL)
for( i=0 ; i < 1024 ; i++ )
{
/* opn phase increment counter = 20bit */
OPL->fn_tab[i] = (UINT32)( (double)i * 64 * OPL_FREQBASE * (1<<(FREQ_SH-10)) ); /* -10 because chip works with 10.10 fixed point, while we use 16.16 */
OPL->fn_tab[i] = (uint32_t)( (double)i * 64 * OPL_FREQBASE * (1<<(FREQ_SH-10)) ); /* -10 because chip works with 10.10 fixed point, while we use 16.16 */
}
/* Amplitude modulation: 27 output levels (triangle waveform); 1 level takes one of: 192, 256 or 448 samples */
/* One entry from LFO_AM_TABLE lasts for 64 samples */
OPL->lfo_am_inc = UINT32((1.0 / 64.0 ) * (1<<LFO_SH) * OPL_FREQBASE);
OPL->lfo_am_inc = uint32_t((1.0 / 64.0 ) * (1<<LFO_SH) * OPL_FREQBASE);
/* Vibrato: 8 output levels (triangle waveform); 1 level takes 1024 samples */
OPL->lfo_pm_inc = UINT32((1.0 / 1024.0) * (1<<LFO_SH) * OPL_FREQBASE);
OPL->lfo_pm_inc = uint32_t((1.0 / 1024.0) * (1<<LFO_SH) * OPL_FREQBASE);
OPL->eg_timer_add = UINT32((1<<EG_SH) * OPL_FREQBASE);
OPL->eg_timer_overflow = UINT32(( 1 ) * (1<<EG_SH));
OPL->eg_timer_add = uint32_t((1<<EG_SH) * OPL_FREQBASE);
OPL->eg_timer_overflow = uint32_t(( 1 ) * (1<<EG_SH));
// [RH] Support full MIDI panning. (But default to mono and center panning.)
OPL->IsStereo = false;
@ -1198,7 +1188,7 @@ static void OPL_initalize(FM_OPL *OPL)
}
}
INLINE void FM_KEYON(OPL_SLOT *SLOT, UINT32 key_set)
static inline void FM_KEYON(OPL_SLOT *SLOT, uint32_t key_set)
{
if( !SLOT->key )
{
@ -1210,7 +1200,7 @@ INLINE void FM_KEYON(OPL_SLOT *SLOT, UINT32 key_set)
SLOT->key |= key_set;
}
INLINE void FM_KEYOFF(OPL_SLOT *SLOT, UINT32 key_clr)
static inline void FM_KEYOFF(OPL_SLOT *SLOT, uint32_t key_clr)
{
if( SLOT->key )
{
@ -1226,7 +1216,7 @@ INLINE void FM_KEYOFF(OPL_SLOT *SLOT, UINT32 key_clr)
}
/* update phase increment counter of operator (also update the EG rates if necessary) */
void CALC_FCSLOT(OPL_CH *CH,OPL_SLOT *SLOT)
static inline void CALC_FCSLOT(OPL_CH *CH,OPL_SLOT *SLOT)
{
int ksr;
@ -1257,7 +1247,7 @@ void CALC_FCSLOT(OPL_CH *CH,OPL_SLOT *SLOT)
}
/* set multi,am,vib,EG-TYP,KSR,mul */
void set_mul(FM_OPL *OPL,int slot,int v)
static inline void set_mul(FM_OPL *OPL,int slot,int v)
{
OPL_CH *CH = &OPL->P_CH[slot/2];
OPL_SLOT *SLOT = &CH->SLOT[slot&1];
@ -1271,7 +1261,7 @@ void set_mul(FM_OPL *OPL,int slot,int v)
}
/* set ksl & tl */
void set_ksl_tl(FM_OPL *OPL,int slot,int v)
static inline void set_ksl_tl(FM_OPL *OPL,int slot,int v)
{
OPL_CH *CH = &OPL->P_CH[slot/2];
OPL_SLOT *SLOT = &CH->SLOT[slot&1];
@ -1283,7 +1273,7 @@ void set_ksl_tl(FM_OPL *OPL,int slot,int v)
}
/* set attack rate & decay rate */
INLINE void set_ar_dr(FM_OPL *OPL,int slot,int v)
static inline void set_ar_dr(FM_OPL *OPL,int slot,int v)
{
OPL_CH *CH = &OPL->P_CH[slot/2];
OPL_SLOT *SLOT = &CH->SLOT[slot&1];
@ -1307,7 +1297,7 @@ INLINE void set_ar_dr(FM_OPL *OPL,int slot,int v)
}
/* set sustain level & release rate */
void set_sl_rr(FM_OPL *OPL,int slot,int v)
static inline void set_sl_rr(FM_OPL *OPL,int slot,int v)
{
OPL_CH *CH = &OPL->P_CH[slot/2];
OPL_SLOT *SLOT = &CH->SLOT[slot&1];
@ -1333,31 +1323,32 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
switch(r&0xe0)
{
case 0x00: /* 00-1f:control */
case 0x00: /* 00-1f:control */
switch(r&0x1f)
{
case 0x01: /* waveform select enable */
OPL->wavesel = v&0x20;
break;
case 0x02: /* Timer 1 */
case 0x02: /* Timer 1 */
OPL->T[0] = (256-v)*4;
break;
case 0x03: /* Timer 2 */
case 0x03: /* Timer 2 */
OPL->T[1] = (256-v)*16;
break;
case 0x04: /* IRQ clear / mask and Timer enable */
case 0x04: /* IRQ clear / mask and Timer enable */
if(v&0x80)
{ /* IRQ flag clear */
{ /* IRQ flag clear */
OPL_STATUS_RESET(OPL,0x7f-0x08); /* don't reset BFRDY flag or we will have to call deltat module to set the flag */
}
else
{ /* set IRQ mask ,timer enable*/
UINT8 st1 = v&1;
UINT8 st2 = (v>>1)&1;
{ /* set IRQ mask ,timer enable*/
uint8_t st1 = v&1;
uint8_t st2 = (v>>1)&1;
/* IRQRST,T1MSK,t2MSK,EOSMSK,BRMSK,x,ST2,ST1 */
OPL_STATUS_RESET(OPL, v & (0x78-0x08) );
OPL_STATUSMASK_SET(OPL, (~v) & 0x78 );
/* timer 2 */
if(OPL->st[1] != st2)
{
@ -1375,7 +1366,7 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
break;
}
break;
case 0x20: /* am ON, vib ON, ksr, eg_type, mul */
case 0x20: /* am ON, vib ON, ksr, eg_type, mul */
slot = slot_array[r&0x1f];
if(slot < 0) return;
set_mul(OPL,slot,v);
@ -1396,7 +1387,7 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
set_sl_rr(OPL,slot,v);
break;
case 0xa0:
if (r == 0xbd) /* am depth, vibrato depth, r,bd,sd,tom,tc,hh */
if (r == 0xbd) /* am depth, vibrato depth, r,bd,sd,tom,tc,hh */
{
OPL->lfo_am_depth = v & 0x80;
OPL->lfo_pm_depth_range = (v&0x40) ? 8 : 0;
@ -1449,11 +1440,11 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
if( (r&0x0f) > 8) return;
CH = &OPL->P_CH[r&0x0f];
if(!(r&0x10))
{ /* a0-a8 */
{ /* a0-a8 */
block_fnum = (CH->block_fnum&0x1f00) | v;
}
else
{ /* b0-b8 */
{ /* b0-b8 */
block_fnum = ((v&0x1f)<<8) | (CH->block_fnum&0xff);
if(v&0x20)
@ -1468,9 +1459,9 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
}
}
/* update */
if(CH->block_fnum != (UINT32)block_fnum)
if(CH->block_fnum != (uint32_t)block_fnum)
{
UINT8 block = block_fnum >> 10;
uint8_t block = block_fnum >> 10;
CH->block_fnum = block_fnum;
@ -1480,13 +1471,13 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
/* BLK 2,1,0 bits -> bits 3,2,1 of kcode */
CH->kcode = (CH->block_fnum&0x1c00)>>9;
/* the info below is actually opposite to what is stated in the Manuals (verifed on real YM3812) */
/* the info below is actually opposite to what is stated in the Manuals (verifed on real YM3812) */
/* if notesel == 0 -> lsb of kcode is bit 10 (MSB) of fnum */
/* if notesel == 1 -> lsb of kcode is bit 9 (MSB-1) of fnum */
if (OPL->mode&0x40)
CH->kcode |= (CH->block_fnum&0x100)>>8; /* notesel == 1 */
CH->kcode |= (CH->block_fnum&0x100)>>8; /* notesel == 1 */
else
CH->kcode |= (CH->block_fnum&0x200)>>9; /* notesel == 0 */
CH->kcode |= (CH->block_fnum&0x200)>>9; /* notesel == 0 */
/* refresh Total Level in both SLOTs of this channel */
CH->SLOT[SLOT1].TLL = CH->SLOT[SLOT1].TL + (CH->ksl_base>>CH->SLOT[SLOT1].ksl);
@ -1527,8 +1518,8 @@ static void OPLResetChip(FM_OPL *OPL)
OPL->eg_timer = 0;
OPL->eg_cnt = 0;
OPL->noise_rng = 1; /* noise shift register */
OPL->mode = 0; /* normal mode */
OPL->noise_rng = 1; /* noise shift register */
OPL->mode = 0; /* normal mode */
OPL_STATUS_RESET(OPL,0x7f);
/* reset with register write */
@ -1604,15 +1595,15 @@ public:
{
int i;
UINT8 rhythm = Chip.rhythm&0x20;
uint8_t rhythm = Chip.rhythm&0x20;
UINT32 lfo_am_cnt_bak = Chip.lfo_am_cnt;
UINT32 eg_timer_bak = Chip.eg_timer;
UINT32 eg_cnt_bak = Chip.eg_cnt;
uint32_t lfo_am_cnt_bak = Chip.lfo_am_cnt;
uint32_t eg_timer_bak = Chip.eg_timer;
uint32_t eg_cnt_bak = Chip.eg_cnt;
UINT32 lfo_am_cnt_out = lfo_am_cnt_bak;
UINT32 eg_timer_out = eg_timer_bak;
UINT32 eg_cnt_out = eg_cnt_bak;
uint32_t lfo_am_cnt_out = lfo_am_cnt_bak;
uint32_t eg_timer_out = eg_timer_bak;
uint32_t eg_cnt_out = eg_cnt_bak;
for (i = 0; i <= (rhythm ? 5 : 8); ++i)
{

70
src/oplsynth/mlopl.cpp
View file

@ -69,12 +69,12 @@ musicBlock::~musicBlock ()
if (OPLinstruments != NULL) free(OPLinstruments);
}
void musicBlock::writeFrequency(uint slot, uint note, int pitch, uint keyOn)
void musicBlock::writeFrequency(uint32_t slot, uint32_t note, int pitch, uint32_t keyOn)
{
io->OPLwriteFreq (slot, note, pitch, keyOn);
}
void musicBlock::writeModulation(uint slot, struct OPL2instrument *instr, int state)
void musicBlock::writeModulation(uint32_t slot, struct OPL2instrument *instr, int state)
{
if (state)
state = 0x40; /* enable Frequency Vibrato */
@ -83,17 +83,17 @@ void musicBlock::writeModulation(uint slot, struct OPL2instrument *instr, int st
instr->trem_vibr_2 | state);
}
uint musicBlock::calcVolume(uint channelVolume, uint channelExpression, uint noteVolume)
uint32_t musicBlock::calcVolume(uint32_t channelVolume, uint32_t channelExpression, uint32_t noteVolume)
{
noteVolume = ((ulong)channelVolume * channelExpression * noteVolume) / (127*127);
noteVolume = ((uint64_t)channelVolume * channelExpression * noteVolume) / (127*127);
if (noteVolume > 127)
return 127;
else
return noteVolume;
}
int musicBlock::occupyChannel(uint slot, uint channel,
int note, int volume, struct OP2instrEntry *instrument, uchar secondary)
int musicBlock::occupyChannel(uint32_t slot, uint32_t channel,
int note, int volume, struct OP2instrEntry *instrument, uint8_t secondary)
{
struct OPL2instrument *instr;
struct channelEntry *ch = &channels[slot];
@ -142,7 +142,7 @@ int musicBlock::occupyChannel(uint slot, uint channel,
return slot;
}
int musicBlock::releaseChannel(uint slot, uint killed)
int musicBlock::releaseChannel(uint32_t slot, uint32_t killed)
{
struct channelEntry *ch = &channels[slot];
writeFrequency(slot, ch->realnote, ch->pitch, 0);
@ -157,10 +157,10 @@ int musicBlock::releaseChannel(uint slot, uint killed)
return slot;
}
int musicBlock::releaseSustain(uint channel)
int musicBlock::releaseSustain(uint32_t channel)
{
uint i;
uint id = channel;
uint32_t i;
uint32_t id = channel;
for(i = 0; i < io->OPLchannels; i++)
{
@ -170,16 +170,16 @@ int musicBlock::releaseSustain(uint channel)
return 0;
}
int musicBlock::findFreeChannel(uint flag, uint channel, uchar note)
int musicBlock::findFreeChannel(uint32_t flag, uint32_t channel, uint8_t note)
{
uint i;
uint32_t i;
ulong bestfit = 0;
uint bestvoice = 0;
uint32_t bestfit = 0;
uint32_t bestvoice = 0;
for (i = 0; i < io->OPLchannels; ++i)
{
ulong magic;
uint32_t magic;
magic = ((channels[i].flags & CH_FREE) << 24) |
((channels[i].note == note &&
@ -200,9 +200,9 @@ int musicBlock::findFreeChannel(uint flag, uint channel, uchar note)
return bestvoice;
}
struct OP2instrEntry *musicBlock::getInstrument(uint channel, uchar note)
struct OP2instrEntry *musicBlock::getInstrument(uint32_t channel, uint8_t note)
{
uint instrnumber;
uint32_t instrnumber;
if (channel == PERCUSSION)
{
@ -225,7 +225,7 @@ struct OP2instrEntry *musicBlock::getInstrument(uint channel, uchar note)
// code 1: play note
CVAR (Bool, opl_singlevoice, 0, 0)
void musicBlock::OPLplayNote(uint channel, uchar note, int volume)
void musicBlock::OPLplayNote(uint32_t channel, uint8_t note, int volume)
{
int i;
struct OP2instrEntry *instr;
@ -251,11 +251,11 @@ void musicBlock::OPLplayNote(uint channel, uchar note, int volume)
}
// code 0: release note
void musicBlock::OPLreleaseNote(uint channel, uchar note)
void musicBlock::OPLreleaseNote(uint32_t channel, uint8_t note)
{
uint i;
uint id = channel;
uint sustain = driverdata.channelSustain[channel];
uint32_t i;
uint32_t id = channel;
uint32_t sustain = driverdata.channelSustain[channel];
for(i = 0; i < io->OPLchannels; i++)
{
@ -270,10 +270,10 @@ void musicBlock::OPLreleaseNote(uint channel, uchar note)
}
// code 2: change pitch wheel (bender)
void musicBlock::OPLpitchWheel(uint channel, int pitch)
void musicBlock::OPLpitchWheel(uint32_t channel, int pitch)
{
uint i;
uint id = channel;
uint32_t i;
uint32_t id = channel;
// Convert pitch from 14-bit to 7-bit, then scale it, since the player
// code only understands sensitivities of 2 semitones.
@ -292,10 +292,10 @@ void musicBlock::OPLpitchWheel(uint channel, int pitch)
}
// code 4: change control
void musicBlock::OPLchangeControl(uint channel, uchar controller, int value)
void musicBlock::OPLchangeControl(uint32_t channel, uint8_t controller, int value)
{
uint i;
uint id = channel;
uint32_t i;
uint32_t id = channel;
switch (controller)
{
@ -310,7 +310,7 @@ void musicBlock::OPLchangeControl(uint channel, uchar controller, int value)
struct channelEntry *ch = &channels[i];
if (ch->channel == id)
{
uchar flags = ch->flags;
uint8_t flags = ch->flags;
ch->time = MLtime;
if (value >= MOD_MIN)
{
@ -418,7 +418,7 @@ void musicBlock::OPLchangeControl(uint channel, uchar controller, int value)
}
}
void musicBlock::OPLresetControllers(uint chan, int vol)
void musicBlock::OPLresetControllers(uint32_t chan, int vol)
{
driverdata.channelVolume[chan] = vol;
driverdata.channelExpression[chan] = 127;
@ -429,14 +429,14 @@ void musicBlock::OPLresetControllers(uint chan, int vol)
driverdata.channelPitchSens[chan] = 200;
}
void musicBlock::OPLprogramChange(uint channel, int value)
void musicBlock::OPLprogramChange(uint32_t channel, int value)
{
driverdata.channelInstr[channel] = value;
}
void musicBlock::OPLplayMusic(int vol)
{
uint i;
uint32_t i;
for (i = 0; i < CHANNELS; i++)
{
@ -446,7 +446,7 @@ void musicBlock::OPLplayMusic(int vol)
void musicBlock::OPLstopMusic()
{
uint i;
uint32_t i;
for(i = 0; i < io->OPLchannels; i++)
if (!(channels[i].flags & CH_FREE))
releaseChannel(i, 1);
@ -454,10 +454,10 @@ void musicBlock::OPLstopMusic()
int musicBlock::OPLloadBank (FileReader &data)
{
static const uchar masterhdr[8] = { '#','O','P','L','_','I','I','#' };
static const uint8_t masterhdr[8] = { '#','O','P','L','_','I','I','#' };
struct OP2instrEntry *instruments;
uchar filehdr[8];
uint8_t filehdr[8];
data.Read (filehdr, 8);
if (memcmp(filehdr, masterhdr, 8))

44
src/oplsynth/mlopl_io.cpp
View file

@ -22,7 +22,7 @@
* Oct-30-1994 V1.40 V.Arnost
* Added BLASTER variable parsing
* Apr-14-1995 V1.50 V.Arnost
* Some declarations moved from adlib.h to deftypes.h
* Some declarations moved from adlib.h to doomtype.h
* Jul-22-1995 V1.60 V.Arnost
* Ported to Watcom C
* Simplified WriteChannel() and WriteValue()
@ -63,7 +63,7 @@ void OPLio::WriteDelay(int ticks)
{
}
void OPLio::OPLwriteReg(int which, uint reg, uchar data)
void OPLio::OPLwriteReg(int which, uint32_t reg, uint8_t data)
{
if (IsOPL3)
{
@ -80,13 +80,13 @@ void OPLio::OPLwriteReg(int which, uint reg, uchar data)
* Write to an operator pair. To be used for register bases of 0x20, 0x40,
* 0x60, 0x80 and 0xE0.
*/
void OPLio::OPLwriteChannel(uint regbase, uint channel, uchar data1, uchar data2)
void OPLio::OPLwriteChannel(uint32_t regbase, uint32_t channel, uint8_t data1, uint8_t data2)
{
static const uint op_num[OPL2CHANNELS] = {
static const uint32_t op_num[OPL2CHANNELS] = {
0x00, 0x01, 0x02, 0x08, 0x09, 0x0A, 0x10, 0x11, 0x12};
uint which = channel / OPL2CHANNELS;
uint reg = regbase + op_num[channel % OPL2CHANNELS];
uint32_t which = channel / OPL2CHANNELS;
uint32_t reg = regbase + op_num[channel % OPL2CHANNELS];
OPLwriteReg (which, reg, data1);
OPLwriteReg (which, reg+3, data2);
}
@ -95,10 +95,10 @@ void OPLio::OPLwriteChannel(uint regbase, uint channel, uchar data1, uchar data2
* Write to channel a single value. To be used for register bases of
* 0xA0, 0xB0 and 0xC0.
*/
void OPLio::OPLwriteValue(uint regbase, uint channel, uchar value)
void OPLio::OPLwriteValue(uint32_t regbase, uint32_t channel, uint8_t value)
{
uint which = channel / OPL2CHANNELS;
uint reg = regbase + (channel % OPL2CHANNELS);
uint32_t which = channel / OPL2CHANNELS;
uint32_t reg = regbase + (channel % OPL2CHANNELS);
OPLwriteReg (which, reg, value);
}
@ -174,7 +174,7 @@ static WORD frequencies[] =
* That last byte in the table doesn't look right, either, but that's what
* it really is.
*/
void OPLio::OPLwriteFreq(uint channel, uint note, uint pitch, uint keyon)
void OPLio::OPLwriteFreq(uint32_t channel, uint32_t note, uint32_t pitch, uint32_t keyon)
{
int octave = 0;
int j = (note << 5) + pitch;
@ -202,9 +202,9 @@ void OPLio::OPLwriteFreq(uint channel, uint note, uint pitch, uint keyon)
/*
* Adjust volume value (register 0x40)
*/
inline uint OPLio::OPLconvertVolume(uint data, uint volume)
inline uint32_t OPLio::OPLconvertVolume(uint32_t data, uint32_t volume)
{
static uchar volumetable[128] = {
static uint8_t volumetable[128] = {
0, 1, 3, 5, 6, 8, 10, 11,
13, 14, 16, 17, 19, 20, 22, 23,
25, 26, 27, 29, 30, 32, 33, 34,
@ -223,11 +223,11 @@ inline uint OPLio::OPLconvertVolume(uint data, uint volume)
124, 124, 125, 125, 126, 126, 127, 127};
return 0x3F - (((0x3F - data) *
(uint)volumetable[volume <= 127 ? volume : 127]) >> 7);
(uint32_t)volumetable[volume <= 127 ? volume : 127]) >> 7);
}
uint OPLio::OPLpanVolume(uint volume, int pan)
uint32_t OPLio::OPLpanVolume(uint32_t volume, int pan)
{
if (pan >= 0)
return volume;
@ -238,7 +238,7 @@ uint OPLio::OPLpanVolume(uint volume, int pan)
/*
* Write volume data to a channel
*/
void OPLio::OPLwriteVolume(uint channel, struct OPL2instrument *instr, uint volume)
void OPLio::OPLwriteVolume(uint32_t channel, struct OPL2instrument *instr, uint32_t volume)
{
if (instr != 0)
{
@ -251,11 +251,11 @@ void OPLio::OPLwriteVolume(uint channel, struct OPL2instrument *instr, uint volu
/*
* Write pan (balance) data to a channel
*/
void OPLio::OPLwritePan(uint channel, struct OPL2instrument *instr, int pan)
void OPLio::OPLwritePan(uint32_t channel, struct OPL2instrument *instr, int pan)
{
if (instr != 0)
{
uchar bits;
uint8_t bits;
if (pan < -36) bits = 0x10; // left
else if (pan > 36) bits = 0x20; // right
else bits = 0x30; // both
@ -292,7 +292,7 @@ void OPLio::OPLwritePan(uint channel, struct OPL2instrument *instr, int pan)
* data[5] data[12] reg. 0x40 - output level (bottom 6 bits only)
* data[6] reg. 0xC0 - feedback/AM-FM (both operators)
*/
void OPLio::OPLwriteInstrument(uint channel, struct OPL2instrument *instr)
void OPLio::OPLwriteInstrument(uint32_t channel, struct OPL2instrument *instr)
{
OPLwriteChannel(0x40, channel, 0x3F, 0x3F); // no volume
OPLwriteChannel(0x20, channel, instr->trem_vibr_1, instr->trem_vibr_2);
@ -307,7 +307,7 @@ void OPLio::OPLwriteInstrument(uint channel, struct OPL2instrument *instr)
*/
void OPLio::OPLshutup(void)
{
uint i;
uint32_t i;
for(i = 0; i < OPLchannels; i++)
{
@ -321,10 +321,10 @@ void OPLio::OPLshutup(void)
/*
* Initialize hardware upon startup
*/
int OPLio::OPLinit(uint numchips, bool stereo, bool initopl3)
int OPLio::OPLinit(uint32_t numchips, bool stereo, bool initopl3)
{
assert(numchips >= 1 && numchips <= countof(chips));
uint i;
uint32_t i;
IsOPL3 = (current_opl_core == 1 || current_opl_core == 2 || current_opl_core == 3);
memset(chips, 0, sizeof(chips));
@ -349,7 +349,7 @@ int OPLio::OPLinit(uint numchips, bool stereo, bool initopl3)
void OPLio::OPLwriteInitState(bool initopl3)
{
for (uint i = 0; i < NumChips; ++i)
for (uint32_t i = 0; i < NumChips; ++i)
{
int chip = i << (int)IsOPL3;
if (IsOPL3 && initopl3)

2
src/oplsynth/music_opl_mididevice.cpp
View file

@ -289,7 +289,7 @@ FString OPLMIDIDevice::GetStats()
{
FString out;
char star[3] = { TEXTCOLOR_ESCAPE, 'A', '*' };
for (uint i = 0; i < io->OPLchannels; ++i)
for (uint32_t i = 0; i < io->OPLchannels; ++i)
{
if (channels[i].flags & CH_FREE)
{

2
src/oplsynth/music_opldumper_mididevice.cpp
View file

@ -336,7 +336,7 @@ DiskWriterIO::~DiskWriterIO()
//
//==========================================================================
int DiskWriterIO::OPLinit(uint numchips, bool, bool initopl3)
int DiskWriterIO::OPLinit(uint32_t numchips, bool, bool initopl3)
{
FILE *file = fopen(Filename, "wb");
if (file == NULL)

100
src/oplsynth/muslib.h
View file

@ -76,7 +76,7 @@ Voice-mail (Czech language only, not recommended; weekends only):
#define __MUSLIB_H_
#ifndef __DEFTYPES_H_
#include "deftypes.h"
#include "doomtype.h"
#endif
class FileReader;
@ -119,7 +119,7 @@ struct OPL2instrument {
/*0B*/ BYTE scale_2; /* OP 2: key scale level */
/*0C*/ BYTE level_2; /* OP 2: output level */
/*0D*/ BYTE unused;
/*0E*/ sshort basenote; /* base note offset */
/*0E*/ int16_t basenote; /* base note offset */
};
/* OP2 instrument file entry */
@ -152,41 +152,41 @@ struct OP2instrEntry {
#define CH_FREE 0x80
struct OPLdata {
uint channelInstr[CHANNELS]; // instrument #
uchar channelVolume[CHANNELS]; // volume
uchar channelLastVolume[CHANNELS]; // last volume
schar channelPan[CHANNELS]; // pan, 0=normal
schar channelPitch[CHANNELS]; // pitch wheel, 64=normal
uchar channelSustain[CHANNELS]; // sustain pedal value
uchar channelModulation[CHANNELS]; // modulation pot value
ushort channelPitchSens[CHANNELS]; // pitch sensitivity, 2=default
ushort channelRPN[CHANNELS]; // RPN number for data entry
uchar channelExpression[CHANNELS]; // expression
uint32_t channelInstr[CHANNELS]; // instrument #
uint8_t channelVolume[CHANNELS]; // volume
uint8_t channelLastVolume[CHANNELS]; // last volume
int8_t channelPan[CHANNELS]; // pan, 0=normal
int8_t channelPitch[CHANNELS]; // pitch wheel, 64=normal
uint8_t channelSustain[CHANNELS]; // sustain pedal value
uint8_t channelModulation[CHANNELS]; // modulation pot value
uint16_t channelPitchSens[CHANNELS]; // pitch sensitivity, 2=default
uint16_t channelRPN[CHANNELS]; // RPN number for data entry
uint8_t channelExpression[CHANNELS]; // expression
};
struct OPLio {
virtual ~OPLio();
void OPLwriteChannel(uint regbase, uint channel, uchar data1, uchar data2);
void OPLwriteValue(uint regbase, uint channel, uchar value);
void OPLwriteFreq(uint channel, uint freq, uint octave, uint keyon);
uint OPLconvertVolume(uint data, uint volume);
uint OPLpanVolume(uint volume, int pan);
void OPLwriteVolume(uint channel, struct OPL2instrument *instr, uint volume);
void OPLwritePan(uint channel, struct OPL2instrument *instr, int pan);
void OPLwriteInstrument(uint channel, struct OPL2instrument *instr);
void OPLwriteChannel(uint32_t regbase, uint32_t channel, uint8_t data1, uint8_t data2);
void OPLwriteValue(uint32_t regbase, uint32_t channel, uint8_t value);
void OPLwriteFreq(uint32_t channel, uint32_t freq, uint32_t octave, uint32_t keyon);
uint32_t OPLconvertVolume(uint32_t data, uint32_t volume);
uint32_t OPLpanVolume(uint32_t volume, int pan);
void OPLwriteVolume(uint32_t channel, struct OPL2instrument *instr, uint32_t volume);
void OPLwritePan(uint32_t channel, struct OPL2instrument *instr, int pan);
void OPLwriteInstrument(uint32_t channel, struct OPL2instrument *instr);
void OPLshutup(void);
void OPLwriteInitState(bool initopl3);
virtual int OPLinit(uint numchips, bool stereo=false, bool initopl3=false);
virtual int OPLinit(uint32_t numchips, bool stereo=false, bool initopl3=false);
virtual void OPLdeinit(void);
virtual void OPLwriteReg(int which, uint reg, uchar data);
virtual void OPLwriteReg(int which, uint32_t reg, uint8_t data);
virtual void SetClockRate(double samples_per_tick);
virtual void WriteDelay(int ticks);
class OPLEmul *chips[MAXOPL2CHIPS];
uint OPLchannels;
uint NumChips;
uint32_t OPLchannels;
uint32_t NumChips;
bool IsOPL3;
};
@ -195,7 +195,7 @@ struct DiskWriterIO : public OPLio
DiskWriterIO(const char *filename);
~DiskWriterIO();
int OPLinit(uint numchips, bool notused, bool initopl3);
int OPLinit(uint32_t numchips, bool notused, bool initopl3);
void SetClockRate(double samples_per_tick);
void WriteDelay(int ticks);
@ -214,14 +214,14 @@ struct musicBlock {
struct OP2instrEntry *OPLinstruments;
ulong MLtime;
uint32_t MLtime;
void OPLplayNote(uint channel, uchar note, int volume);
void OPLreleaseNote(uint channel, uchar note);
void OPLpitchWheel(uint channel, int pitch);
void OPLchangeControl(uint channel, uchar controller, int value);
void OPLprogramChange(uint channel, int value);
void OPLresetControllers(uint channel, int vol);
void OPLplayNote(uint32_t channel, uint8_t note, int volume);
void OPLreleaseNote(uint32_t channel, uint8_t note);
void OPLpitchWheel(uint32_t channel, int pitch);
void OPLchangeControl(uint32_t channel, uint8_t controller, int value);
void OPLprogramChange(uint32_t channel, int value);
void OPLresetControllers(uint32_t channel, int vol);
void OPLplayMusic(int vol);
void OPLstopMusic();
@ -230,27 +230,27 @@ struct musicBlock {
protected:
/* OPL channel (voice) data */
struct channelEntry {
uchar channel; /* MUS channel number */
uchar note; /* note number */
uchar flags; /* see CH_xxx below */
uchar realnote; /* adjusted note number */
schar finetune; /* frequency fine-tune */
sint pitch; /* pitch-wheel value */
uint volume; /* note volume */
uint realvolume; /* adjusted note volume */
uint8_t channel; /* MUS channel number */
uint8_t note; /* note number */
uint8_t flags; /* see CH_xxx below */
uint8_t realnote; /* adjusted note number */
int8_t finetune; /* frequency fine-tune */
int pitch; /* pitch-wheel value */
uint32_t volume; /* note volume */
uint32_t realvolume; /* adjusted note volume */
struct OPL2instrument *instr; /* current instrument */
ulong time; /* note start time */
uint32_t time; /* note start time */
} channels[MAXCHANNELS];
void writeFrequency(uint slot, uint note, int pitch, uint keyOn);
void writeModulation(uint slot, struct OPL2instrument *instr, int state);
uint calcVolume(uint channelVolume, uint channelExpression, uint noteVolume);
int occupyChannel(uint slot, uint channel,
int note, int volume, struct OP2instrEntry *instrument, uchar secondary);
int releaseChannel(uint slot, uint killed);
int releaseSustain(uint channel);
int findFreeChannel(uint flag, uint channel, uchar note);
struct OP2instrEntry *getInstrument(uint channel, uchar note);
void writeFrequency(uint32_t slot, uint32_t note, int pitch, uint32_t keyOn);
void writeModulation(uint32_t slot, struct OPL2instrument *instr, int state);
uint32_t calcVolume(uint32_t channelVolume, uint32_t channelExpression, uint32_t noteVolume);
int occupyChannel(uint32_t slot, uint32_t channel,
int note, int volume, struct OP2instrEntry *instrument, uint8_t secondary);
int releaseChannel(uint32_t slot, uint32_t killed);
int releaseSustain(uint32_t channel);
int findFreeChannel(uint32_t flag, uint32_t channel, uint8_t note);
struct OP2instrEntry *getInstrument(uint32_t channel, uint8_t note);
friend class Stat_opl;

6
src/p_3dfloors.cpp
View file

@ -856,7 +856,8 @@ void P_Spawn3DFloors (void)
{
case ExtraFloor_LightOnly:
if (line.args[1] < 0 || line.args[1] > 2) line.args[1] = 0;
P_Set3DFloor(&line, 3, flagvals[line.args[1]], 0);
if (line.args[0] != 0)
P_Set3DFloor(&line, 3, flagvals[line.args[1]], 0);
break;
case Sector_Set3DFloor:
@ -875,7 +876,8 @@ void P_Spawn3DFloors (void)
line.args[4]=0;
}
}
P_Set3DFloor(&line, line.args[1]&~8, line.args[2], line.args[3]);
if (line.args[0] != 0)
P_Set3DFloor(&line, line.args[1]&~8, line.args[2], line.args[3]);
break;
default:

2
src/p_udmf.cpp
View file

@ -1097,7 +1097,7 @@ public:
{
ld->alpha = 0.75;
}
if (strifetrans2 && ld->alpha == OPAQUE)
if (strifetrans2 && ld->alpha == 1.)
{
ld->alpha = 0.25;
}

235
src/scripting/codegeneration/codegen.cpp
View file

@ -6368,11 +6368,8 @@ ExpEmit FxClassDefaults::Emit(VMFunctionBuilder *build)
//==========================================================================
FxGlobalVariable::FxGlobalVariable(PField* mem, const FScriptPosition &pos)
: FxExpression(EFX_GlobalVariable, pos)
: FxMemberBase(EFX_GlobalVariable, mem, pos)
{
membervar = mem;
AddressRequested = false;
AddressWritable = true; // must be true unless classx tells us otherwise if requested.
}
//==========================================================================
@ -6548,11 +6545,8 @@ ExpEmit FxCVar::Emit(VMFunctionBuilder *build)
//==========================================================================
FxStackVariable::FxStackVariable(PType *type, int offset, const FScriptPosition &pos)
: FxExpression(EFX_StackVariable, pos)
: FxMemberBase(EFX_StackVariable, new PField(NAME_None, type, 0, offset), pos)
{
membervar = new PField(NAME_None, type, 0, offset);
AddressRequested = false;
AddressWritable = true; // must be true unless classx tells us otherwise if requested.
}
//==========================================================================
@ -6651,14 +6645,16 @@ ExpEmit FxStackVariable::Emit(VMFunctionBuilder *build)
//
//
//==========================================================================
FxMemberBase::FxMemberBase(EFxType type, PField *f, const FScriptPosition &p)
:FxExpression(type, p), membervar(f)
{
}
FxStructMember::FxStructMember(FxExpression *x, PField* mem, const FScriptPosition &pos)
: FxExpression(EFX_StructMember, pos)
: FxMemberBase(EFX_StructMember, mem, pos)
{
classx = x;
membervar = mem;
AddressRequested = false;
AddressWritable = true; // must be true unless classx tells us otherwise if requested.
}
//==========================================================================
@ -6730,35 +6726,13 @@ FxExpression *FxStructMember::Resolve(FCompileContext &ctx)
else if (classx->ValueType->IsKindOf(RUNTIME_CLASS(PStruct)))
{
// if this is a struct within a class or another struct we can simplify the expression by creating a new PField with a cumulative offset.
if (classx->ExprType == EFX_ClassMember || classx->ExprType == EFX_StructMember)
if (classx->ExprType == EFX_ClassMember || classx->ExprType == EFX_StructMember || classx->ExprType == EFX_GlobalVariable || classx->ExprType == EFX_StackVariable)
{
auto parentfield = static_cast<FxStructMember *>(classx)->membervar;
auto parentfield = static_cast<FxMemberBase *>(classx)->membervar;
// PFields are garbage collected so this will be automatically taken care of later.
auto newfield = new PField(membervar->SymbolName, membervar->Type, membervar->Flags | parentfield->Flags, membervar->Offset + parentfield->Offset);
newfield->BitValue = membervar->BitValue;
static_cast<FxStructMember *>(classx)->membervar = newfield;
classx->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = classx->Resolve(ctx);
classx = nullptr;
return x;
}
else if (classx->ExprType == EFX_GlobalVariable)
{
auto parentfield = static_cast<FxGlobalVariable *>(classx)->membervar;
auto newfield = new PField(membervar->SymbolName, membervar->Type, membervar->Flags | parentfield->Flags, membervar->Offset + parentfield->Offset);
newfield->BitValue = membervar->BitValue;
static_cast<FxGlobalVariable *>(classx)->membervar = newfield;
classx->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = classx->Resolve(ctx);
classx = nullptr;
return x;
}
else if (classx->ExprType == EFX_StackVariable)
{
auto parentfield = static_cast<FxStackVariable *>(classx)->membervar;
auto newfield = new PField(membervar->SymbolName, membervar->Type, membervar->Flags | parentfield->Flags, membervar->Offset + parentfield->Offset);
newfield->BitValue = membervar->BitValue;
static_cast<FxStackVariable *>(classx)->ReplaceField(newfield);
static_cast<FxMemberBase *>(classx)->membervar = newfield;
classx->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = classx->Resolve(ctx);
classx = nullptr;
@ -6946,33 +6920,41 @@ FxExpression *FxArrayElement::Resolve(FCompileContext &ctx)
return nullptr;
}
PArray *arraytype = dyn_cast<PArray>(Array->ValueType);
if (arraytype == nullptr)
PArray *arraytype = nullptr;
PType *elementtype = nullptr;
if (Array->IsDynamicArray())
{
// Check if we got a pointer to an array. Some native data structures (like the line list in sectors) use this.
PPointer *ptype = dyn_cast<PPointer>(Array->ValueType);
if (ptype == nullptr || !ptype->PointedType->IsKindOf(RUNTIME_CLASS(PArray)))
{
ScriptPosition.Message(MSG_ERROR, "'[]' can only be used with arrays.");
delete this;
return nullptr;
}
arraytype = static_cast<PArray*>(ptype->PointedType);
PDynArray *darraytype = static_cast<PDynArray*>(Array->ValueType);
elementtype = darraytype->ElementType;
Array->ValueType = NewPointer(NewResizableArray(elementtype)); // change type so that this can use the code for resizable arrays unchanged.
arrayispointer = true;
}
else
{
arraytype = dyn_cast<PArray>(Array->ValueType);
if (arraytype == nullptr)
{
// Check if we got a pointer to an array. Some native data structures (like the line list in sectors) use this.
PPointer *ptype = dyn_cast<PPointer>(Array->ValueType);
if (ptype == nullptr || !ptype->PointedType->IsKindOf(RUNTIME_CLASS(PArray)))
{
ScriptPosition.Message(MSG_ERROR, "'[]' can only be used with arrays.");
delete this;
return nullptr;
}
arraytype = static_cast<PArray*>(ptype->PointedType);
arrayispointer = true;
}
elementtype = arraytype->ElementType;
}
if (Array->IsResizableArray())
{
// if this is an array within a class or another struct we can simplify the expression by creating a new PField with a cumulative offset.
if (Array->ExprType == EFX_ClassMember || Array->ExprType == EFX_StructMember)
if (Array->ExprType == EFX_ClassMember || Array->ExprType == EFX_StructMember || Array->ExprType == EFX_GlobalVariable || Array->ExprType == EFX_StackVariable)
{
auto parentfield = static_cast<FxStructMember *>(Array)->membervar;
SizeAddr = parentfield->Offset + parentfield->Type->Align;
}
else if (Array->ExprType == EFX_GlobalVariable)
{
auto parentfield = static_cast<FxGlobalVariable *>(Array)->membervar;
SizeAddr = parentfield->Offset + parentfield->Type->Align;
auto parentfield = static_cast<FxMemberBase *>(Array)->membervar;
SizeAddr = parentfield->Offset + sizeof(void*);
}
else
{
@ -6981,54 +6963,32 @@ FxExpression *FxArrayElement::Resolve(FCompileContext &ctx)
return nullptr;
}
}
else if (index->isConstant())
// constant indices can only be resolved at compile time for statically sized arrays.
else if (index->isConstant() && arraytype != nullptr && !arrayispointer)
{
unsigned indexval = static_cast<FxConstant *>(index)->GetValue().GetInt();
if (indexval >= arraytype->ElementCount && !Array->IsResizableArray())
if (indexval >= arraytype->ElementCount)
{
ScriptPosition.Message(MSG_ERROR, "Array index out of bounds");
delete this;
return nullptr;
}
if (!arrayispointer)
// if this is an array within a class or another struct we can simplify the expression by creating a new PField with a cumulative offset.
if (Array->ExprType == EFX_ClassMember || Array->ExprType == EFX_StructMember || Array->ExprType == EFX_GlobalVariable || Array->ExprType == EFX_StackVariable)
{
// if this is an array within a class or another struct we can simplify the expression by creating a new PField with a cumulative offset.
if (Array->ExprType == EFX_ClassMember || Array->ExprType == EFX_StructMember)
{
auto parentfield = static_cast<FxStructMember *>(Array)->membervar;
// PFields are garbage collected so this will be automatically taken care of later.
auto newfield = new PField(NAME_None, arraytype->ElementType, parentfield->Flags, indexval * arraytype->ElementSize + parentfield->Offset);
static_cast<FxStructMember *>(Array)->membervar = newfield;
Array->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = Array->Resolve(ctx);
Array = nullptr;
return x;
}
else if (Array->ExprType == EFX_GlobalVariable)
{
auto parentfield = static_cast<FxGlobalVariable *>(Array)->membervar;
auto newfield = new PField(NAME_None, arraytype->ElementType, parentfield->Flags, indexval * arraytype->ElementSize + parentfield->Offset);
static_cast<FxGlobalVariable *>(Array)->membervar = newfield;
Array->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = Array->Resolve(ctx);
Array = nullptr;
return x;
}
else if (Array->ExprType == EFX_StackVariable)
{
auto parentfield = static_cast<FxStackVariable *>(Array)->membervar;
auto newfield = new PField(NAME_None, arraytype->ElementType, parentfield->Flags, indexval * arraytype->ElementSize + parentfield->Offset);
static_cast<FxStackVariable *>(Array)->ReplaceField(newfield);
Array->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = Array->Resolve(ctx);
Array = nullptr;
return x;
}
auto parentfield = static_cast<FxMemberBase *>(Array)->membervar;
// PFields are garbage collected so this will be automatically taken care of later.
auto newfield = new PField(NAME_None, elementtype, parentfield->Flags, indexval * arraytype->ElementSize + parentfield->Offset);
static_cast<FxMemberBase *>(Array)->membervar = newfield;
Array->isresolved = false; // re-resolve the parent so it can also check if it can be optimized away.
auto x = Array->Resolve(ctx);
Array = nullptr;
return x;
}
}
ValueType = arraytype->ElementType;
ValueType = elementtype;
if (!Array->RequestAddress(ctx, &AddressWritable))
{
ScriptPosition.Message(MSG_ERROR, "Unable to dereference array.");
@ -7067,17 +7027,8 @@ ExpEmit FxArrayElement::Emit(VMFunctionBuilder *build)
build->Emit(OP_LP, start.RegNum, arrayvar.RegNum, build->GetConstantInt(0));
auto f = new PField(NAME_None, TypeUInt32, 0, SizeAddr);
if (Array->ExprType == EFX_ClassMember || Array->ExprType == EFX_StructMember)
{
static_cast<FxStructMember *>(Array)->membervar = f;
static_cast<FxStructMember *>(Array)->AddressRequested = false;
}
else if (Array->ExprType == EFX_GlobalVariable)
{
static_cast<FxGlobalVariable *>(Array)->membervar = f;
static_cast<FxGlobalVariable *>(Array)->AddressRequested = false;
}
static_cast<FxMemberBase *>(Array)->membervar = f;
static_cast<FxMemberBase *>(Array)->AddressRequested = false;
Array->ValueType = TypeUInt32;
bound = Array->Emit(build);
}
@ -7804,6 +7755,70 @@ FxExpression *FxMemberFunctionCall::Resolve(FCompileContext& ctx)
// same for String methods. It also uses a hidden struct type to define them.
Self->ValueType = TypeStringStruct;
}
else if (Self->IsDynamicArray())
{
if (MethodName == NAME_Size)
{
FxExpression *x = new FxMemberIdentifier(Self, NAME_Size, ScriptPosition); // todo: obfuscate the name to prevent direct access.
Self = nullptr;
delete this;
return x->Resolve(ctx);
}
else
{
auto elementType = static_cast<PDynArray*>(Self->ValueType)->ElementType;
Self->ValueType = static_cast<PDynArray*>(Self->ValueType)->BackingType;
// this requires some added type checks for the passed types.
for (auto &a : ArgList)
{
a = a->Resolve(ctx);
if (a == nullptr)
{
delete this;
return nullptr;
}
if (a->IsDynamicArray())
{
// Copy and Move must turn their parameter into a pointer to the backing struct type.
auto backingtype = static_cast<PDynArray*>(a->ValueType)->BackingType;
if (elementType != static_cast<PDynArray*>(a->ValueType)->ElementType)
{
ScriptPosition.Message(MSG_ERROR, "Type mismatch in function argument");
delete this;
return nullptr;
}
bool writable;
if (!a->RequestAddress(ctx, &writable))
{
ScriptPosition.Message(MSG_ERROR, "Unable to dereference array variable");
delete this;
return nullptr;
}
a->ValueType = NewPointer(backingtype);
// Also change the field's type so the code generator can work with this (actually this requires swapping out the entire field.)
if (Self->ExprType == EFX_StructMember || Self->ExprType == EFX_ClassMember || Self->ExprType == EFX_StackVariable)
{
auto member = static_cast<FxMemberBase*>(Self);
auto newfield = new PField(NAME_None, backingtype, 0, member->membervar->Offset);
member->membervar = newfield;
}
}
else if (a->IsPointer() && Self->ValueType->IsKindOf(RUNTIME_CLASS(PPointer)))
{
// the only case which must be checked up front is for pointer arrays receiving a new element.
// Since there is only one native backing class it uses a neutral void pointer as its argument,
// meaning that FxMemberFunctionCall is unable to do a proper check. So we have to do it here.
if (a->ValueType != elementType)
{
ScriptPosition.Message(MSG_ERROR, "Type mismatch in function argument. Got %s, expected %s", a->ValueType->DescriptiveName(), elementType->DescriptiveName());
delete this;
return nullptr;
}
}
}
}
}
else if (Self->IsArray())
{
if (MethodName == NAME_Size)
@ -7826,19 +7841,9 @@ FxExpression *FxMemberFunctionCall::Resolve(FCompileContext& ctx)
else
{
// Resizable arrays can only be defined in C code and they can only exist in pointer form to reduce their impact on the code generator.
if (Self->ExprType == EFX_StructMember || Self->ExprType == EFX_ClassMember)
if (Self->ExprType == EFX_StructMember || Self->ExprType == EFX_ClassMember || Self->ExprType == EFX_GlobalVariable)
{
auto member = static_cast<FxStructMember*>(Self);
auto newfield = new PField(NAME_None, TypeUInt32, VARF_ReadOnly, member->membervar->Offset + member->membervar->Type->Align); // the size is stored right behind the pointer.
member->membervar = newfield;
Self = nullptr;
delete this;
member->ValueType = TypeUInt32;
return member;
}
else if (Self->ExprType == EFX_GlobalVariable)
{
auto member = static_cast<FxGlobalVariable*>(Self);
auto member = static_cast<FxMemberBase*>(Self);
auto newfield = new PField(NAME_None, TypeUInt32, VARF_ReadOnly, member->membervar->Offset + member->membervar->Type->Align); // the size is stored right behind the pointer.
member->membervar = newfield;
Self = nullptr;

34
src/scripting/codegeneration/codegen.h
View file

@ -333,6 +333,7 @@ public:
bool IsObject() const { return ValueType->IsKindOf(RUNTIME_CLASS(PPointer)) && !ValueType->IsKindOf(RUNTIME_CLASS(PClassPointer)) && ValueType != TypeNullPtr && static_cast<PPointer*>(ValueType)->PointedType->IsKindOf(RUNTIME_CLASS(PClass)); }
bool IsArray() const { return ValueType->IsKindOf(RUNTIME_CLASS(PArray)) || (ValueType->IsKindOf(RUNTIME_CLASS(PPointer)) && static_cast<PPointer*>(ValueType)->PointedType->IsKindOf(RUNTIME_CLASS(PArray))); }
bool IsResizableArray() const { return (ValueType->IsKindOf(RUNTIME_CLASS(PPointer)) && static_cast<PPointer*>(ValueType)->PointedType->IsKindOf(RUNTIME_CLASS(PResizableArray))); } // can only exist in pointer form.
bool IsDynamicArray() const { return (ValueType->IsKindOf(RUNTIME_CLASS(PDynArray))); }
virtual ExpEmit Emit(VMFunctionBuilder *build);
void EmitStatement(VMFunctionBuilder *build);
@ -1313,19 +1314,30 @@ public:
};
//==========================================================================
//
// FxMemberBase
//
//==========================================================================
class FxMemberBase : public FxExpression
{
public:
PField *membervar;
bool AddressRequested = false;
bool AddressWritable = true;
FxMemberBase(EFxType type, PField *f, const FScriptPosition &p);
};
//==========================================================================
//
// FxGlobalVariaböe
//
//==========================================================================
class FxGlobalVariable : public FxExpression
class FxGlobalVariable : public FxMemberBase
{
public:
PField *membervar;
bool AddressRequested;
bool AddressWritable;
FxGlobalVariable(PField*, const FScriptPosition&);
FxExpression *Resolve(FCompileContext&);
bool RequestAddress(FCompileContext &ctx, bool *writable);
@ -1342,19 +1354,17 @@ public:
ExpEmit Emit(VMFunctionBuilder *build);
};
//==========================================================================
//
// FxClassMember
//
//==========================================================================
class FxStructMember : public FxExpression
class FxStructMember : public FxMemberBase
{
public:
FxExpression *classx;
PField *membervar;
bool AddressRequested;
bool AddressWritable;
FxStructMember(FxExpression*, PField*, const FScriptPosition&);
~FxStructMember();
@ -1402,13 +1412,9 @@ public:
//
//==========================================================================
class FxStackVariable : public FxExpression
class FxStackVariable : public FxMemberBase
{
public:
PField *membervar;
bool AddressRequested;
bool AddressWritable;
FxStackVariable(PType *type, int offset, const FScriptPosition&);
~FxStackVariable();
void ReplaceField(PField *newfield);

49
src/scripting/thingdef_data.cpp
View file

@ -1136,4 +1136,51 @@ DEFINE_ACTION_FUNCTION(FStringStruct, AppendFormat)
FString s = FStringFormat(param+1, defaultparam, numparam-1, ret, numret);
(*self) += s;
return 0;
}
}
DEFINE_ACTION_FUNCTION(FStringStruct, Mid)
{
PARAM_SELF_STRUCT_PROLOGUE(FString);
PARAM_INT(ipos);
PARAM_INT(ilen);
// validate. we don't want to crash if someone passes negative values.
// with size_t it's handled naturally I think, as it's unsigned, but not in ZScript.
if (ipos < 0) ipos = 0;
if (ilen < 0) ilen = 0;
// convert to size_t to prevent overflows here
size_t slen = self->Len();
size_t pos = (size_t)ipos;
size_t len = (size_t)ilen;
if (pos > slen) pos = slen - 1;
if (pos + len > slen)
len = slen - pos;
FString s = self->Mid(pos, len);
ACTION_RETURN_STRING(s);
}
DEFINE_ACTION_FUNCTION(FStringStruct, Len)
{
PARAM_SELF_STRUCT_PROLOGUE(FString);
ACTION_RETURN_INT(self->Len());
}
// CharAt and CharCodeAt is how JS does it, and JS is similar here in that it doesn't have char type as int.
DEFINE_ACTION_FUNCTION(FStringStruct, CharAt)
{
PARAM_SELF_STRUCT_PROLOGUE(FString);
PARAM_INT(pos);
int slen = self->Len();
if (pos < 0 || pos >= slen)
ACTION_RETURN_STRING("");
ACTION_RETURN_STRING(FString((*self)[pos]));
}
DEFINE_ACTION_FUNCTION(FStringStruct, CharCodeAt)
{
PARAM_SELF_STRUCT_PROLOGUE(FString);
PARAM_INT(pos);
int slen = self->Len();
if (pos < 0 || pos >= slen)
ACTION_RETURN_INT(0);
ACTION_RETURN_INT((*self)[pos]);
}

11
src/scripting/zscript/zcc_compile.cpp
View file

@ -1358,9 +1358,16 @@ PType *ZCCCompiler::DetermineType(PType *outertype, ZCC_TreeNode *field, FName n
case AST_DynArrayType:
if (allowarraytypes)
{
Error(field, "%s: Dynamic array types not implemented yet", name.GetChars());
auto atype = static_cast<ZCC_DynArrayType *>(ztype);
retval = NewDynArray(DetermineType(outertype, field, name, atype->ElementType, false, false));
auto ftype = DetermineType(outertype, field, name, atype->ElementType, false, true);
if (ftype->GetRegType() == REGT_NIL || ftype->GetRegCount() > 1)
{
Error(field, "%s: Base type for dynamic array types nust be integral, but got %s", name.GetChars(), ftype->DescriptiveName());
}
else
{
retval = NewDynArray(ftype);
}
break;
}
break;

7
wadsrc/static/zscript/base.txt
View file

@ -417,9 +417,14 @@ enum EPickStart
// Although String is a builtin type, this is a convenient way to attach methods to it.
struct StringStruct native
{
native void Replace(String pattern, String replacement);
native static vararg String Format(String fmt, ...);
native vararg void AppendFormat(String fmt, ...);
native void Replace(String pattern, String replacement);
native String Mid(int pos = 0, int len = 2147483647);
native int Len();
native String CharAt(int pos);
native int CharCodeAt(int pos);
}
class Floor : Thinker native

2
wadsrc/static/zscript/shared/fastprojectile.txt
View file

@ -156,7 +156,7 @@ class FastProjectile : Actor
ExplodeMissile (NULL, NULL);
return;
}
if (frac != (0, 0, 0) && ripcount <= 0)
if (!(frac.xy ~== (0, 0)) && ripcount <= 0)
{
ripcount = count >> 3;