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author | Simon Howard | 2008-09-05 00:02:14 +0000 |
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committer | Simon Howard | 2008-09-05 00:02:14 +0000 |
commit | c7ddc423f67236a99956960cf9fe89abf077839b (patch) | |
tree | 61322034e9d75f1c1a409d1e14ca21ee5c6025c2 /src/hexen/i_cyber.c | |
parent | 0774dce204c2c01622c59819e2a29590a1b50e46 (diff) | |
download | chocolate-doom-c7ddc423f67236a99956960cf9fe89abf077839b.tar.gz chocolate-doom-c7ddc423f67236a99956960cf9fe89abf077839b.tar.bz2 chocolate-doom-c7ddc423f67236a99956960cf9fe89abf077839b.zip |
Reformat (beautify) Raven sources and add GPL headers.
Subversion-branch: /branches/raven-branch
Subversion-revision: 1197
Diffstat (limited to 'src/hexen/i_cyber.c')
-rw-r--r-- | src/hexen/i_cyber.c | 579 |
1 files changed, 302 insertions, 277 deletions
diff --git a/src/hexen/i_cyber.c b/src/hexen/i_cyber.c index fc6cf240..994c4f9a 100644 --- a/src/hexen/i_cyber.c +++ b/src/hexen/i_cyber.c @@ -1,277 +1,302 @@ -// I_cyber.c
-
-#include <dos.h>
-#include <stdlib.h>
-#include <string.h>
-#include "st_start.h" // For ST_Message()
-
-
-// Prototypes
-unsigned char *I_AllocLow (int length);
-
-
-/*
-====================================================
-
-Doom control structure
-
-The keybaord and joystick will add to the values set by the cyberman,
-to a maximum of 0x19000 for forwardmove and sidemove. Angleturn is
-not bounded at all.
-
-parm normal fast
------ ------ ----
-forwardmove 0xc800 0x19000
-sidemove 0xc000 0x14000
-angleturn 0x2800000 0x5000000
-
-The keyboard and joystick have a 1/3 second slow turn of 0x1400000 under
-normal speed to help aiming.
-
-
-
-====================================================
-*/
-/* old ticcmd_t
-typedef struct
-{
- char forwardmove; // *2048 for move
- char sidemove; // *2048 for move
- short angleturn; // <<16 for angle delta
- short consistancy; // checks for net game
- unsigned char chatchar;
- unsigned char buttons;
-} ticcmd_t;
-*/
-// ticcmd_t as it appears in h2def.h
-typedef struct
-{
- char forwardmove;
- char sidemove;
- short angleturn;
- short consistancy;
- unsigned char chatchar;
- unsigned char buttons;
- unsigned char lookfly;
- unsigned char arti;
-}ticcmd_t;
-
-
-#define BT_ATTACK 1
-#define BT_USE 2
-#define BT_CHANGE 4 // if true, the next 3 bits hold weapon num
-#define BT_WEAPONMASK (8+16+32)
-#define BT_WEAPONSHIFT 3
-
-//==================================================
-//
-// CyberMan detection and usage info
-//
-//==================================================
-#define DPMI_INT 0x31
-#define MOUSE_INT 0x33
-
-#define DOSMEMSIZE 64 // enough for any SWIFT structure
-
-typedef struct {
- short x;
- short y;
- short z;
- short pitch;
- short roll;
- short yaw;
- short buttons;
-} SWIFT_3DStatus;
-
-// DPMI real mode interrupt structure
-static struct rminfo {
- long EDI;
- long ESI;
- long EBP;
- long reserved_by_system;
- long EBX;
- long EDX;
- long ECX;
- long EAX;
- short flags;
- short ES,DS,FS,GS,IP,CS,SP,SS;
-} RMI;
-
-typedef struct {
- unsigned char deviceType;
- unsigned char majorVersion;
- unsigned char minorVersion;
- unsigned char absRelFlags;
- unsigned char centeringFlags;
- unsigned char reserved[5];
-} StaticDeviceData;
-
-// values for deviceType:
-#define DEVTYPE_CYBERMAN 1
-
-short selector;
-unsigned short segment; // segment of DOS memory block
-SWIFT_3DStatus *cyberstat;
-int isCyberPresent; // is CyberMan present?
-
-
-static union REGS regs;
-static struct SREGS sregs;
-
-
-extern int mousepresent;
-
-//===========================================================
-//
-// I_StartupCyberMan
-//
-// If a cyberman is present, init it and set isCyberPresent to 1
-//===========================================================
-void I_StartupCyberMan(void)
-{
- StaticDeviceData *pbuf;
-
- ST_Message(" CyberMan: ");
- isCyberPresent = 0;
-
- cyberstat = (SWIFT_3DStatus *)I_AllocLow (DOSMEMSIZE);
- segment = (int)cyberstat>>4;
-
- pbuf = (StaticDeviceData *)cyberstat;
- memset(pbuf, 0, sizeof (StaticDeviceData));
-
-
- // Use DPMI call 300h to issue mouse interrupt
- memset(&RMI, 0, sizeof(RMI));
- RMI.EAX = 0x53C1; // SWIFT: Get Static Device Data
- RMI.ES = segment;
- RMI.EDX = 0;
- memset(&sregs, 0, sizeof (sregs));
- regs.w.ax = 0x0300; // DPMI: simulate interrupt
- regs.w.bx = MOUSE_INT;
- regs.w.cx = 0;
- regs.x.edi = FP_OFF(&RMI);
- sregs.es = FP_SEG(&RMI);
- int386x( DPMI_INT, ®s, ®s, &sregs );
-
- if ((short)RMI.EAX != 1)
- {
- // SWIFT functions not present
- ST_Message("Wrong mouse driver - no SWIFT support (AX=%04x).\n",
- (unsigned)(short)RMI.EAX);
- }
- else if (pbuf->deviceType != DEVTYPE_CYBERMAN)
- {
- // no SWIFT device, or not CyberMan
- if (pbuf->deviceType == 0)
- {
- ST_Message("no SWIFT device connected.\n");
- }
- else
- {
- ST_Message("SWIFT device is not a CyberMan! (type=%d)\n",
- pbuf->deviceType);
- }
- }
- else
- {
- ST_Message("CyberMan %d.%02d connected.\n",
- pbuf->majorVersion, pbuf->minorVersion);
- isCyberPresent = 1;
- mousepresent = 0;
- }
-}
-
-
-
-/*
-===============
-=
-= I_ReadCyberCmds
-=
-===============
-*/
-
-
-int oldpos;
-
-void I_ReadCyberCmd (ticcmd_t *cmd)
-{
- int delta;
-
- // Use DPMI call 300h to issue mouse interrupt
- memset(&RMI, 0, sizeof(RMI));
- RMI.EAX = 0x5301; // SWIFT: Get Position and Buttons
- RMI.ES = segment;
- RMI.EDX = 0;
- memset(&sregs, 0, sizeof (sregs));
- regs.w.ax = 0x0300; // DPMI: simulate interrupt
- regs.w.bx = MOUSE_INT;
- regs.w.cx = 0;
- regs.x.edi = FP_OFF(&RMI);
- sregs.es = FP_SEG(&RMI);
- int386x( DPMI_INT, ®s, ®s, &sregs );
-
- if (cyberstat->y < -7900)
- cmd->forwardmove = 0xc800/2048;
- else if (cyberstat->y > 7900)
- cmd->forwardmove = -0xc800/2048;
-
- if (cyberstat->buttons & 4)
- cmd->buttons |= BT_ATTACK;
- if (cyberstat->buttons & 2)
- cmd->buttons |= BT_USE;
-
- delta = cyberstat->x - oldpos;
- oldpos = cyberstat->x;
-
- if (cyberstat->buttons & 1)
- { // strafe
- if (cyberstat->x < -7900)
- cmd->sidemove = -0xc800/2048;
- else if (cyberstat->x > 7900)
- cmd->sidemove = 0xc800/2048;
- else
- cmd->sidemove = delta*40/2048;
- }
- else
- {
- if (cyberstat->x < -7900)
- cmd->angleturn = 0x280;
- else if (cyberstat->x > 7900)
- cmd->angleturn = -0x280;
- else
- cmd->angleturn = -delta*0xa/16;
-
- }
-
-}
-
-
-void I_Tactile (int on, int off, int total)
-{
- if (!isCyberPresent)
- return;
-
- on /= 5;
- off /= 5;
- total /= 40;
- if (on > 255)
- on = 255;
- if (off > 255)
- off = 255;
- if (total > 255)
- total = 255;
-
- memset(&RMI, 0, sizeof(RMI));
- RMI.EAX = 0x5330; // SWIFT: Get Position and Buttons
- RMI.EBX = on*256+off;
- RMI.ECX = total;
- memset(&sregs, 0, sizeof (sregs));
- regs.w.ax = 0x0300; // DPMI: simulate interrupt
- regs.w.bx = MOUSE_INT;
- regs.w.cx = 0;
- regs.x.edi = FP_OFF(&RMI);
- sregs.es = FP_SEG(&RMI);
- int386x( DPMI_INT, ®s, ®s, &sregs );
-}
+// Emacs style mode select -*- C++ -*- +//----------------------------------------------------------------------------- +// +// Copyright(C) 1993-1996 Id Software, Inc. +// Copyright(C) 1993-2008 Raven Software +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +// 02111-1307, USA. +// +//----------------------------------------------------------------------------- +// I_cyber.c + +#include <dos.h> +#include <stdlib.h> +#include <string.h> +#include "st_start.h" // For ST_Message() + + +// Prototypes +unsigned char *I_AllocLow(int length); + + +/* +==================================================== + +Doom control structure + +The keybaord and joystick will add to the values set by the cyberman, +to a maximum of 0x19000 for forwardmove and sidemove. Angleturn is +not bounded at all. + +parm normal fast +----- ------ ---- +forwardmove 0xc800 0x19000 +sidemove 0xc000 0x14000 +angleturn 0x2800000 0x5000000 + +The keyboard and joystick have a 1/3 second slow turn of 0x1400000 under +normal speed to help aiming. + + + +==================================================== +*/ +/* old ticcmd_t +typedef struct +{ + char forwardmove; // *2048 for move + char sidemove; // *2048 for move + short angleturn; // <<16 for angle delta + short consistancy; // checks for net game + unsigned char chatchar; + unsigned char buttons; +} ticcmd_t; +*/ +// ticcmd_t as it appears in h2def.h +typedef struct +{ + char forwardmove; + char sidemove; + short angleturn; + short consistancy; + unsigned char chatchar; + unsigned char buttons; + unsigned char lookfly; + unsigned char arti; +} ticcmd_t; + + +#define BT_ATTACK 1 +#define BT_USE 2 +#define BT_CHANGE 4 // if true, the next 3 bits hold weapon num +#define BT_WEAPONMASK (8+16+32) +#define BT_WEAPONSHIFT 3 + +//================================================== +// +// CyberMan detection and usage info +// +//================================================== +#define DPMI_INT 0x31 +#define MOUSE_INT 0x33 + +#define DOSMEMSIZE 64 // enough for any SWIFT structure + +typedef struct +{ + short x; + short y; + short z; + short pitch; + short roll; + short yaw; + short buttons; +} SWIFT_3DStatus; + +// DPMI real mode interrupt structure +static struct rminfo +{ + long EDI; + long ESI; + long EBP; + long reserved_by_system; + long EBX; + long EDX; + long ECX; + long EAX; + short flags; + short ES, DS, FS, GS, IP, CS, SP, SS; +} RMI; + +typedef struct +{ + unsigned char deviceType; + unsigned char majorVersion; + unsigned char minorVersion; + unsigned char absRelFlags; + unsigned char centeringFlags; + unsigned char reserved[5]; +} StaticDeviceData; + +// values for deviceType: +#define DEVTYPE_CYBERMAN 1 + +short selector; +unsigned short segment; // segment of DOS memory block +SWIFT_3DStatus *cyberstat; +int isCyberPresent; // is CyberMan present? + + +static union REGS regs; +static struct SREGS sregs; + + +extern int mousepresent; + +//=========================================================== +// +// I_StartupCyberMan +// +// If a cyberman is present, init it and set isCyberPresent to 1 +//=========================================================== +void I_StartupCyberMan(void) +{ + StaticDeviceData *pbuf; + + ST_Message(" CyberMan: "); + isCyberPresent = 0; + + cyberstat = (SWIFT_3DStatus *) I_AllocLow(DOSMEMSIZE); + segment = (int) cyberstat >> 4; + + pbuf = (StaticDeviceData *) cyberstat; + memset(pbuf, 0, sizeof(StaticDeviceData)); + + + // Use DPMI call 300h to issue mouse interrupt + memset(&RMI, 0, sizeof(RMI)); + RMI.EAX = 0x53C1; // SWIFT: Get Static Device Data + RMI.ES = segment; + RMI.EDX = 0; + memset(&sregs, 0, sizeof(sregs)); + regs.w.ax = 0x0300; // DPMI: simulate interrupt + regs.w.bx = MOUSE_INT; + regs.w.cx = 0; + regs.x.edi = FP_OFF(&RMI); + sregs.es = FP_SEG(&RMI); + int386x(DPMI_INT, ®s, ®s, &sregs); + + if ((short) RMI.EAX != 1) + { + // SWIFT functions not present + ST_Message("Wrong mouse driver - no SWIFT support (AX=%04x).\n", + (unsigned) (short) RMI.EAX); + } + else if (pbuf->deviceType != DEVTYPE_CYBERMAN) + { + // no SWIFT device, or not CyberMan + if (pbuf->deviceType == 0) + { + ST_Message("no SWIFT device connected.\n"); + } + else + { + ST_Message("SWIFT device is not a CyberMan! (type=%d)\n", + pbuf->deviceType); + } + } + else + { + ST_Message("CyberMan %d.%02d connected.\n", + pbuf->majorVersion, pbuf->minorVersion); + isCyberPresent = 1; + mousepresent = 0; + } +} + + + +/* +=============== += += I_ReadCyberCmds += +=============== +*/ + + +int oldpos; + +void I_ReadCyberCmd(ticcmd_t * cmd) +{ + int delta; + + // Use DPMI call 300h to issue mouse interrupt + memset(&RMI, 0, sizeof(RMI)); + RMI.EAX = 0x5301; // SWIFT: Get Position and Buttons + RMI.ES = segment; + RMI.EDX = 0; + memset(&sregs, 0, sizeof(sregs)); + regs.w.ax = 0x0300; // DPMI: simulate interrupt + regs.w.bx = MOUSE_INT; + regs.w.cx = 0; + regs.x.edi = FP_OFF(&RMI); + sregs.es = FP_SEG(&RMI); + int386x(DPMI_INT, ®s, ®s, &sregs); + + if (cyberstat->y < -7900) + cmd->forwardmove = 0xc800 / 2048; + else if (cyberstat->y > 7900) + cmd->forwardmove = -0xc800 / 2048; + + if (cyberstat->buttons & 4) + cmd->buttons |= BT_ATTACK; + if (cyberstat->buttons & 2) + cmd->buttons |= BT_USE; + + delta = cyberstat->x - oldpos; + oldpos = cyberstat->x; + + if (cyberstat->buttons & 1) + { // strafe + if (cyberstat->x < -7900) + cmd->sidemove = -0xc800 / 2048; + else if (cyberstat->x > 7900) + cmd->sidemove = 0xc800 / 2048; + else + cmd->sidemove = delta * 40 / 2048; + } + else + { + if (cyberstat->x < -7900) + cmd->angleturn = 0x280; + else if (cyberstat->x > 7900) + cmd->angleturn = -0x280; + else + cmd->angleturn = -delta * 0xa / 16; + + } + +} + + +void I_Tactile(int on, int off, int total) +{ + if (!isCyberPresent) + return; + + on /= 5; + off /= 5; + total /= 40; + if (on > 255) + on = 255; + if (off > 255) + off = 255; + if (total > 255) + total = 255; + + memset(&RMI, 0, sizeof(RMI)); + RMI.EAX = 0x5330; // SWIFT: Get Position and Buttons + RMI.EBX = on * 256 + off; + RMI.ECX = total; + memset(&sregs, 0, sizeof(sregs)); + regs.w.ax = 0x0300; // DPMI: simulate interrupt + regs.w.bx = MOUSE_INT; + regs.w.cx = 0; + regs.x.edi = FP_OFF(&RMI); + sregs.es = FP_SEG(&RMI); + int386x(DPMI_INT, ®s, ®s, &sregs); +} |