--- /dev/null
+/* Catacomb Apocalypse Source Code\r
+ * Copyright (C) 1993-2014 Flat Rock Software\r
+ *\r
+ * This program is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * This program is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License along\r
+ * with this program; if not, write to the Free Software Foundation, Inc.,\r
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\r
+ */
+
+//
+// ID Engine
+// ID_IN.c - Input Manager
+// v1.0d1w
+// By Jason Blochowiak
+// Open Watcom port by sparky4
+//
+
+//
+// This module handles dealing with the various input devices
+//
+// Depends on: Memory Mgr (for demo recording), Sound Mgr (for timing stuff),
+// User Mgr (for command line parms)
+//
+// Globals:
+// LastScan - The keyboard scan code of the last key pressed
+// LastASCII - The ASCII value of the last key pressed
+// DEBUG - there are more globals
+//
+
+#include "16_in.h"
+
+/*\r
+=============================================================================\r
+\r
+ GLOBAL VARIABLES\r
+\r
+=============================================================================\r
+*/
+struct inconfig
+{
+ boolean MousePresent;\r
+ boolean JoysPresent[MaxJoys];\r
+ boolean JoyPadPresent[MaxPads];
+ boolean Keyboard[NumCodes];\r
+ boolean Paused;\r
+ char LastASCII;\r
+ ScanCode LastScan;
+
+ KeyboardDef KbdDefs[MaxKbds];// = {0x1d,0x38,/*0x47,*/0x48,/*0x49,*/0x4b,0x4d,/*0x4f,*/0x50/*,0x51*/};
+ JoystickDef JoyDefs[MaxJoys];
+ JoypadDef JoypadDefs[MaxPads];
+} inpu;
+
+//inpu.KbdDefs = {0x1d,0x38,/*0x47,*/0x48,/*0x49,*/0x4b,0x4d,/*0x4f,*/0x50/*,0x51*/};
+
+/*\r
+=============================================================================\r
+\r
+ LOCAL VARIABLES\r
+\r
+=============================================================================\r
+*/
+
+#ifdef __cplusplus /* Function must be declared C style */
+extern "C" {
+#endif
+\r
+static struct instat {
+ boolean IN_Started;\r
+ boolean CapsLock;\r
+ ScanCode CurCode,LastCode;
+} inst;
+\r
+static void (*INL_KeyHook)(void);
+static void interrupt (*OldKeyVect)(void);
+static char *ParmStringsIN[] = {"nojoys","nomouse",nil};
+\r
+static byte far ASCIINames[] = // Unshifted ASCII for scan codes\r
+ {\r
+// 0 1 2 3 4 5 6 7 8 9 A B C D E F\r
+ 0 ,27 ,'1','2','3','4','5','6','7','8','9','0','-','=',8 ,9 , // 0\r
+ 'q','w','e','r','t','y','u','i','o','p','[',']',13 ,0 ,'a','s', // 1\r
+ 'd','f','g','h','j','k','l',';',39 ,'`',0 ,92 ,'z','x','c','v', // 2\r
+ 'b','n','m',',','.','/',0 ,'*',0 ,' ',0 ,0 ,0 ,0 ,0 ,0 , // 3\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,'7','8','9','-','4','5','6','+','1', // 4\r
+ '2','3','0',127,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 5\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 6\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 // 7\r
+ },\r
+ far ShiftNames[] = // Shifted ASCII for scan codes\r
+ {\r
+// 0 1 2 3 4 5 6 7 8 9 A B C D E F\r
+ 0 ,27 ,'!','@','#','$','%','^','&','*','(',')','_','+',8 ,9 , // 0\r
+ 'Q','W','E','R','T','Y','U','I','O','P','{','}',13 ,0 ,'A','S', // 1\r
+ 'D','F','G','H','J','K','L',':',34 ,'~',0 ,'|','Z','X','C','V', // 2\r
+ 'B','N','M','<','>','?',0 ,'*',0 ,' ',0 ,0 ,0 ,0 ,0 ,0 , // 3\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,'7','8','9','-','4','5','6','+','1', // 4\r
+ '2','3','0',127,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 5\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 6\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 // 7\r
+ },\r
+ far SpecialNames[] = // ASCII for 0xe0 prefixed codes\r
+ {\r
+// 0 1 2 3 4 5 6 7 8 9 A B C D E F\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 0\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,13 ,0 ,0 ,0 , // 1\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 2\r
+ 0 ,0 ,0 ,0 ,0 ,'/',0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 3\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 4\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 5\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 , // 6\r
+ 0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 ,0 // 7\r
+ },\r
+ *ScanNames[] = // Scan code names with single chars\r
+ {\r
+ "?","?","1","2","3","4","5","6","7","8","9","0","-","+","?","?",\r
+ "Q","W","E","R","T","Y","U","I","O","P","[","]","|","?","A","S",\r
+ "D","F","G","H","J","K","L",";","\"","?","?","?","Z","X","C","V",\r
+ "B","N","M",",",".","/","?","?","?","?","?","?","?","?","?","?",\r
+ "?","?","?","?","?","?","?","?","\xf","?","-","\x15","5","\x11","+","?",\r
+ "\x13","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?",\r
+ "?","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?",\r
+ "?","?","?","?","?","?","?","?","?","?","?","?","?","?","?","?"\r
+ }, // DEBUG - consolidate these\r
+ far ExtScanCodes[] = // Scan codes with >1 char names\r
+ {\r
+ 1,0xe,0xf,0x1d,0x2a,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,\r
+ 0x3f,0x40,0x41,0x42,0x43,0x44,0x57,0x59,0x46,0x1c,0x36,\r
+ 0x37,0x38,0x47,0x49,0x4f,0x51,0x52,0x53,0x45,0x48,\r
+ 0x50,0x4b,0x4d,0x00\r
+ },\r
+ *ExtScanNames[] = // Names corresponding to ExtScanCodes\r
+ {\r
+ "Esc","BkSp","Tab","Ctrl","LShft","Space","CapsLk","F1","F2","F3","F4",\r
+ "F5","F6","F7","F8","F9","F10","F11","F12","ScrlLk","Enter","RShft",\r
+ "PrtSc","Alt","Home","PgUp","End","PgDn","Ins","Del","NumLk","Up",\r
+ "Down","Left","Right",""\r
+ };
+\r
+static Direction DirTable[] = // Quick lookup for total direction\r
+ {\r
+ //dir_Nortinest,\r
+ dir_North,\r
+ //dir_NorthEast,\r
+ dir_West, dir_None, dir_East,\r
+ //dir_Soutinest,\r
+ dir_South//,dir_SouthEast\r
+ };
+#ifdef __cplusplus
+}
+#endif
+
+// Internal routines
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_KeyService() - Handles a keyboard interrupt (key up/down)
+//
+///////////////////////////////////////////////////////////////////////////
+void interrupt
+INL_KeyService()
+{
+static boolean special;
+ byte k,c;
+ register byte temp;
+
+ k = inp(0x60); // Get the scan code
+
+ // Tell the XT keyboard controller to clear the key
+ outp(0x61,(temp = inp(0x61)) | 0x80);
+ outp(0x61,temp);
+
+ if (k == 0xe0) // Special key prefix
+ special = true;
+ else if (k == 0xe1) // Handle Pause key
+ inpu.Paused = true;
+ else
+ {
+ if (k & 0x80) // Break code
+ {
+ k &= 0x7f;
+
+// DEBUG - handle special keys: ctl-alt-delete, print scrn
+
+ inpu.Keyboard[k] = false;
+ }
+ else // Make code
+ {
+ inst.LastCode = inst.CurCode;
+ inst.CurCode = inpu.LastScan = k;
+ inpu.Keyboard[k] = true;
+
+ if (special)
+ c = SpecialNames[k];
+ else
+ {
+ if (k == sc_CapsLock)
+ {
+ inst.CapsLock ^= true;
+ // DEBUG - make caps lock light work
+ }
+
+ if (inpu.Keyboard[sc_LShift] || inpu.Keyboard[sc_RShift]) // If shifted
+ {
+ c = ShiftNames[k];
+ if ((c >= 'A') && (c <= 'Z') && inst.CapsLock)
+ c += 'a' - 'A';
+ }
+ else
+ {
+ c = ASCIINames[k];
+ if ((c >= 'a') && (c <= 'z') && inst.CapsLock)
+ c -= 'a' - 'A';
+ }
+ }
+ if (c)
+ inpu.LastASCII = c;
+ }
+
+ special = false;
+ }
+
+ if (INL_KeyHook && !special)
+ INL_KeyHook();
+ #ifdef TESTKEYIN
+ printf("%c %x %u\n", c, k, inpu.Keyboard[k]);
+ #endif
+ outp(0x20,0x20);
+}
+
+void
+Mouse(int x)
+{
+ union REGS CPURegs;
+ x = CPURegs.x.ax;
+ int86(MouseInt,&CPURegs,&CPURegs);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_GetMouseDelta() - Gets the amount that the mouse has moved from the
+// mouse driver
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_GetMouseDelta(int *x,int *y)
+{
+ union REGS CPURegs;
+ Mouse(MDelta);
+ *x = CPURegs.x.cx;
+ *y = CPURegs.x.dx;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_GetMouseButtons() - Gets the status of the mouse buttons from the
+// mouse driver
+//
+///////////////////////////////////////////////////////////////////////////
+static word
+INL_GetMouseButtons(void)
+{
+ union REGS CPURegs;
+ word buttons;
+
+ Mouse(MButtons);
+ buttons = CPURegs.x.bx;
+ return(buttons);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_GetJoyAbs() - Reads the absolute position of the specified joystick
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_GetJoyAbs(word joy,word *xp,word *yp)
+{
+ byte xb,yb,
+ xs,ys;
+ word x,y;
+
+ x = y = 0;
+ xs = joy? 2 : 0; // Find shift value for x axis
+ xb = 1 << xs; // Use shift value to get x bit mask
+ ys = joy? 3 : 1; // Do the same for y axis
+ yb = 1 << ys;
+
+// Read the absolute joystick values
+ __asm
+ {
+ pushf // Save some registers
+ push si
+ push di
+ cli // Make sure an interrupt doesn't screw the timings
+
+
+ mov dx,0x201
+ in al,dx
+ out dx,al // Clear the resistors
+
+ mov ah,[xb] // Get masks into registers
+ mov ch,[yb]
+
+ xor si,si // Clear count registers
+ xor di,di
+ xor bh,bh // Clear high byte of bx for later
+
+ push bp // Don't mess up stack frame
+ mov bp,MaxJoyValue
+
+loo:
+ in al,dx // Get bits indicating whether all are finished
+
+ dec bp // Check bounding register
+ jz done // We have a silly value - abort
+
+ mov bl,al // Duplicate the bits
+ and bl,ah // Mask off useless bits (in [xb])
+ add si,bx // Possibly increment count register
+ mov cl,bl // Save for testing later
+
+ mov bl,al
+ and bl,ch // [yb]
+ add di,bx
+
+ add cl,bl
+ jnz loo // If both bits were 0, drop out
+
+done:
+ pop bp
+
+ mov cl,[xs] // Get the number of bits to shift
+ shr si,cl // and shift the count that many times
+
+ mov cl,[ys]
+ shr di,cl
+
+ mov [x],si // Store the values into the variables
+ mov [y],di
+
+ pop di
+ pop si
+ popf // Restore the registers
+ }
+
+ *xp = x;
+ *yp = y;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_GetJoyDelta() - Returns the relative movement of the specified
+// joystick (from +/-127, scaled adaptively)
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_GetJoyDelta(word joy,int *dx,int *dy,boolean adaptive)
+{
+ word x,y;
+ dword time;
+ dword TimeCount = *clockdw;
+ JoystickDef *def;
+static dword lasttime;
+
+ IN_GetJoyAbs(joy,&x,&y);
+ def = inpu.JoyDefs + joy;
+
+ if (x < def->threshMinX)
+ {
+ if (x < def->joyMinX)
+ x = def->joyMinX;
+
+ x = -(x - def->threshMinX);
+ x *= def->joyMultXL;
+ x >>= JoyScaleShift;
+ *dx = (x > 127)? -127 : -x;
+ }
+ else if (x > def->threshMaxX)
+ {
+ if (x > def->joyMaxX)
+ x = def->joyMaxX;
+
+ x = x - def->threshMaxX;
+ x *= def->joyMultXH;
+ x >>= JoyScaleShift;
+ *dx = (x > 127)? 127 : x;
+ }
+ else
+ *dx = 0;
+
+ if (y < def->threshMinY)
+ {
+ if (y < def->joyMinY)
+ y = def->joyMinY;
+
+ y = -(y - def->threshMinY);
+ y *= def->joyMultYL;
+ y >>= JoyScaleShift;
+ *dy = (y > 127)? -127 : -y;
+ }
+ else if (y > def->threshMaxY)
+ {
+ if (y > def->joyMaxY)
+ y = def->joyMaxY;
+
+ y = y - def->threshMaxY;
+ y *= def->joyMultYH;
+ y >>= JoyScaleShift;
+ *dy = (y > 127)? 127 : y;
+ }
+ else
+ *dy = 0;
+
+ if (adaptive)
+ {
+ time = (TimeCount - lasttime) / 2;
+ if (time)
+ {
+ if (time > 8)
+ time = 8;
+ *dx *= time;
+ *dy *= time;
+ }
+ }
+ lasttime = TimeCount;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_GetJoyButtons() - Returns the button status of the specified
+// joystick
+//
+///////////////////////////////////////////////////////////////////////////
+static word
+INL_GetJoyButtons(word joy)
+{
+register word result;
+
+ result = inp(0x201); // Get all the joystick buttons
+ result >>= joy? 6 : 4; // Shift into bits 0-1
+ result &= 3; // Mask off the useless bits
+ result ^= 3;
+ return(result);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_GetJoyButtonsDB() - Returns the de-bounced button status of the
+// specified joystick
+//
+///////////////////////////////////////////////////////////////////////////
+word
+IN_GetJoyButtonsDB(word joy)
+{
+ dword TimeCount = *clockdw;
+ dword lasttime;
+ word result1,result2;
+
+ do
+ {
+ result1 = INL_GetJoyButtons(joy);
+ lasttime = TimeCount;
+ while(TimeCount == lasttime)
+ result2 = INL_GetJoyButtons(joy);
+ } while(result1 != result2);
+ return(result1);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_StartKbd() - Sets up my keyboard stuff for use
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_StartKbd()
+{
+ INL_KeyHook = 0; // Clear key hook
+
+ IN_ClearKeysDown();
+
+ OldKeyVect = _dos_getvect(KeyInt);
+ _dos_setvect(KeyInt,INL_KeyService);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_ShutKbd() - Restores keyboard control to the BIOS
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_ShutKbd(void)
+{
+ pokeb(0x40,0x17,peekb(0x40,0x17) & 0xfaf0); // Clear ctrl/alt/shift flags
+
+ _dos_setvect(KeyInt,OldKeyVect);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_StartMouse() - Detects and sets up the mouse
+//
+///////////////////////////////////////////////////////////////////////////
+static boolean
+INL_StartMouse(void)
+{
+ union REGS CPURegs;
+ if(_dos_getvect(MouseInt))
+ {
+ Mouse(MReset);
+ if(CPURegs.x.ax == 0xffff)
+ return(true);
+ }
+ return(false);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_ShutMouse() - Cleans up after the mouse
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_ShutMouse(void)
+{
+}
+
+//
+// INL_SetJoyScale() - Sets up scaling values for the specified joystick
+//
+static void
+INL_SetJoyScale(word joy)
+{
+ JoystickDef *def;
+
+ def = &(inpu.JoyDefs[joy]);
+ def->joyMultXL = JoyScaleMax / (def->threshMinX - def->joyMinX);
+ def->joyMultXH = JoyScaleMax / (def->joyMaxX - def->threshMaxX);
+ def->joyMultYL = JoyScaleMax / (def->threshMinY - def->joyMinY);
+ def->joyMultYH = JoyScaleMax / (def->joyMaxY - def->threshMaxY);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_SetupJoy() - Sets up thresholding values and calls INL_SetJoyScale()
+// to set up scaling values
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_SetupJoy(word joy,word minx,word maxx,word miny,word maxy)
+{
+ word d,r;
+ JoystickDef *def;
+
+ def = &(inpu.JoyDefs[joy]);
+
+ def->joyMinX = minx;
+ def->joyMaxX = maxx;
+ r = maxx - minx;
+ d = r / 3;
+ def->threshMinX = ((r / 2) - d) + minx;
+ def->threshMaxX = ((r / 2) + d) + minx;
+
+ def->joyMinY = miny;
+ def->joyMaxY = maxy;
+ r = maxy - miny;
+ d = r / 3;
+ def->threshMinY = ((r / 2) - d) + miny;
+ def->threshMaxY = ((r / 2) + d) + miny;
+
+ INL_SetJoyScale(joy);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_StartJoy() - Detects & auto-configures the specified joystick
+// The auto-config assumes the joystick is centered
+//
+///////////////////////////////////////////////////////////////////////////
+static boolean
+INL_StartJoy(word joy)
+{
+ word x,y;
+
+ IN_GetJoyAbs(joy,&x,&y);
+
+ if
+ (
+ ((x == 0) || (x > MaxJoyValue - 10))
+ || ((y == 0) || (y > MaxJoyValue - 10))
+ )
+ return(false);
+ else
+ {
+ IN_SetupJoy(joy,0,x * 2,0,y * 2);
+ return(true);
+ }
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_ShutJoy() - Cleans up the joystick stuff
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_ShutJoy(word joy)
+{
+ inpu.JoysPresent[joy] = false;
+}
+
+// Public routines
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_Startup() - Starts up the Input Mgr
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_Startup()
+{
+ boolean checkjoys,checkmouse;
+ word i;
+
+ if (inst.IN_Started)
+ return;
+
+ checkjoys = true;
+ checkmouse = true;
+ for (i = 1;i < __argc;i++)
+ {
+ switch (US_CheckParm(__argv[i],ParmStringsIN))
+ {
+ case 0:
+ checkjoys = false;
+ break;
+ case 1:
+ checkmouse = false;
+ break;
+ }
+ }
+
+ INL_StartKbd();
+ inpu.MousePresent = checkmouse? INL_StartMouse() : false;
+
+ for (i = 0;i < MaxJoys;i++)
+ inpu.JoysPresent[i] = checkjoys? INL_StartJoy(i) : false;
+
+ inst.IN_Started = true;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_Default() - Sets up default conditions for the Input Mgr
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_Default(boolean gotit,player_t *player,ControlType nt)
+{
+ if
+ (
+ (!gotit)
+ || ((nt == ctrl_Joystick1) && !inpu.JoysPresent[0])
+ || ((nt == ctrl_Joystick2) && !inpu.JoysPresent[1])
+ || ((nt == ctrl_Mouse) && !inpu.MousePresent)
+ || ((nt == ctrl_Joypad1) && !inpu.JoyPadPresent[0])
+ || ((nt == ctrl_Joypad2) && !inpu.JoyPadPresent[1])
+ )
+ nt = ctrl_Keyboard1;
+ IN_SetControlType(0,player,nt);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_Shutdown() - Shuts down the Input Mgr
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_Shutdown()
+{
+ word i;
+
+ if (!inst.IN_Started)
+ return;
+
+ INL_ShutMouse();
+ for (i = 0;i < MaxJoys;i++)
+ INL_ShutJoy(i);
+ INL_ShutKbd();
+
+ inst.IN_Started = false;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_SetKeyHook() - Sets the routine that gets called by INL_KeyService()
+// everytime a real make/break code gets hit
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_SetKeyHook(void (*hook)())
+{
+ INL_KeyHook = hook;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_ClearKeyDown() - Clears the keyboard array
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_ClearKeysDown()
+{
+ int i;
+
+ inpu.LastScan = sc_None;
+ inpu.LastASCII = key_None;
+ memset (inpu.Keyboard,0,sizeof(inpu.Keyboard));
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// INL_AdjustCursor() - Internal routine of common code from IN_ReadCursor()
+//
+///////////////////////////////////////////////////////////////////////////
+static void
+INL_AdjustCursor(CursorInfo *info,word buttons,int dx,int dy)
+{
+ if (buttons & (1 << 0))
+ info->button0 = true;
+ if (buttons & (1 << 1))
+ info->button1 = true;
+
+ info->x += dx;
+ info->y += dy;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_ReadCursor() - Reads the input devices and fills in the cursor info
+// struct
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_ReadCursor(CursorInfo *info)
+{
+ word i,
+ buttons;
+ int dx,dy;
+
+ info->x = info->y = 0;
+ info->button0 = info->button1 = false;
+
+ if (inpu.MousePresent)
+ {
+ buttons = INL_GetMouseButtons();
+ INL_GetMouseDelta(&dx,&dy);
+ INL_AdjustCursor(info,buttons,dx,dy);
+ }
+
+ for (i = 0;i < MaxJoys;i++)
+ {
+ if (!inpu.JoysPresent[i])
+ continue;
+
+ buttons = INL_GetJoyButtons(i);
+ INL_GetJoyDelta(i,&dx,&dy,true);
+ dx /= 64;
+ dy /= 64;
+ INL_AdjustCursor(info,buttons,dx,dy);
+ }
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_ReadControl() - Reads the device associated with the specified
+// player and fills in the control info struct
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_ReadControl(int playnum,player_t *player)
+{
+ boolean realdelta;
+ byte dbyte;
+ word buttons;
+ int dx,dy;
+ Motion mx,my;
+ ControlType type;
+register KeyboardDef *def;
+
+ dx = dy = 0;
+ mx = my = motion_None;
+ buttons = 0;
+
+#if DEMO0
+ if (DemoMode == demo_Playback)
+ {
+ dbyte = DemoBuffer[DemoOffset + 1];
+ my = (dbyte & 3) - 1;
+ mx = ((dbyte >> 2) & 3) - 1;
+ buttons = (dbyte >> 4) & 3;
+
+ if (!(--DemoBuffer[DemoOffset]))
+ {
+ DemoOffset += 2;
+ if (DemoOffset >= DemoSize)
+ DemoMode = demo_PlayDone;
+ }
+
+ realdelta = false;
+ }
+ else if (DemoMode == demo_PlayDone)
+ Quit("Demo playback exceeded");
+ else
+ {
+#endif
+ switch (type = player[playnum].Controls)
+ {
+ case ctrl_Keyboard1:
+ case ctrl_Keyboard2:
+ def = &(inpu.KbdDefs[type - ctrl_Keyboard]);
+
+/* if (Keyboard[def->upleft])
+ mx = motion_Left,my = motion_Up;
+ else if (Keyboard[def->upright])
+ mx = motion_Right,my = motion_Up;
+ else if (Keyboard[def->downleft])
+ mx = motion_Left,my = motion_Down;
+ else if (Keyboard[def->downright])
+ mx = motion_Right,my = motion_Down;*/
+
+ if (inpu.Keyboard[def->up])
+ my = motion_Up;
+ else if (inpu.Keyboard[def->down])
+ my = motion_Down;
+
+ if (inpu.Keyboard[def->left])
+ mx = motion_Left;
+ else if (inpu.Keyboard[def->right])
+ mx = motion_Right;
+
+ if (inpu.Keyboard[def->button0])
+ buttons += 1 << 0;
+ if (inpu.Keyboard[def->button1])
+ buttons += 1 << 1;
+ realdelta = false;
+ break;
+ case ctrl_Joystick1:
+ case ctrl_Joystick2:
+ INL_GetJoyDelta(type - ctrl_Joystick,&dx,&dy,false);
+ buttons = INL_GetJoyButtons(type - ctrl_Joystick);
+ realdelta = true;
+ break;
+ case ctrl_Mouse:
+ INL_GetMouseDelta(&dx,&dy);
+ buttons = INL_GetMouseButtons();
+ realdelta = true;
+ break;
+ case ctrl_Joypad1:
+ case ctrl_Joypad2:
+ printf("wwww");
+ break;
+ }
+#ifdef DEMO0
+ }
+#endif
+
+ if (realdelta)
+ {
+ mx = (dx < 0)? motion_Left : ((dx > 0)? motion_Right : motion_None);
+ my = (dy < 0)? motion_Up : ((dy > 0)? motion_Down : motion_None);
+ }
+ else
+ {
+ dx = mx * 127;
+ dy = my * 127;
+ }
+
+ player[playnum].info.x = dx;
+ player[playnum].info.xaxis = mx;
+ player[playnum].info.y = dy;
+ player[playnum].info.yaxis = my;
+ player[playnum].info.button0 = buttons & (1 << 0);
+ player[playnum].info.button1 = buttons & (1 << 1);
+ player[playnum].info.button2 = buttons & (1 << 2);
+ player[playnum].info.button3 = buttons & (1 << 3);
+ player[playnum].info.dir = DirTable[((my + 1) * 3) + (mx + 1)];
+
+#if DEMO0
+ if (DemoMode == demo_Record)
+ {
+ // Pack the control info into a byte
+ dbyte = (buttons << 4) | ((mx + 1) << 2) | (my + 1);
+
+ if
+ (
+ (DemoBuffer[DemoOffset + 1] == dbyte)
+ && (DemoBuffer[DemoOffset] < 255)
+ )
+ (DemoBuffer[DemoOffset])++;
+ else
+ {
+ if (DemoOffset || DemoBuffer[DemoOffset])
+ DemoOffset += 2;
+
+ if (DemoOffset >= DemoSize)
+ Quit("Demo buffer overflow");
+
+ DemoBuffer[DemoOffset] = 1;
+ DemoBuffer[DemoOffset + 1] = dbyte;
+ }
+ }
+#endif
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_SetControlType() - Sets the control type to be used by the specified
+// player
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_SetControlType(word playnum,player_t *player,ControlType type)
+{
+ // DEBUG - check that requested type is present?
+ player[playnum].Controls = type;
+}
+
+#if DEMO0
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_StartDemoRecord() - Starts the demo recording, using a buffer the
+// size passed. Returns if the buffer allocation was successful
+//
+///////////////////////////////////////////////////////////////////////////
+boolean
+IN_StartDemoRecord(word bufsize)
+{
+ if (!bufsize)
+ return(false);
+
+ MM_GetPtr((memptr *)&DemoBuffer,bufsize);
+ DemoMode = demo_Record;
+ DemoSize = bufsize & ~1;
+ DemoOffset = 0;
+ DemoBuffer[0] = DemoBuffer[1] = 0;
+
+ return(true);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_StartDemoPlayback() - Plays back the demo pointed to of the given size
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_StartDemoPlayback(byte /*__segment*/ *buffer,word bufsize)
+{
+ DemoBuffer = buffer;
+ DemoMode = demo_Playback;
+ DemoSize = bufsize & ~1;
+ DemoOffset = 0;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_StopDemo() - Turns off demo mode
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_StopDemo(void)
+{
+ if ((DemoMode == demo_Record) && DemoOffset)
+ DemoOffset += 2;
+
+ DemoMode = demo_Off;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_FreeDemoBuffer() - Frees the demo buffer, if it's been allocated
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_FreeDemoBuffer(void)
+{
+ if (DemoBuffer)
+ MM_FreePtr((memptr *)&DemoBuffer);
+}
+#endif
+
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_GetScanName() - Returns a string containing the name of the
+// specified scan code
+//
+///////////////////////////////////////////////////////////////////////////
+byte *
+IN_GetScanName(ScanCode scan)
+{
+ byte **p;
+ ScanCode far *s;
+
+ for (s = ExtScanCodes,p = ExtScanNames;*s;p++,s++)
+ if (*s == scan)
+ return(*p);
+
+ return(ScanNames[scan]);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_WaitForKey() - Waits for a scan code, then clears LastScan and
+// returns the scan code
+//
+///////////////////////////////////////////////////////////////////////////
+ScanCode
+IN_WaitForKey()
+{
+ ScanCode result;
+
+ while (!(result = inpu.LastScan))
+ ;
+ inpu.LastScan = 0;
+ return(result);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_WaitForASCII() - Waits for an ASCII char, then clears LastASCII and
+// returns the ASCII value
+//
+///////////////////////////////////////////////////////////////////////////
+char
+IN_WaitForASCII()
+{
+ char result;
+
+ while (!(result = inpu.LastASCII))
+ ;
+ inpu.LastASCII = '\0';
+ return(result);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_AckBack() - Waits for either an ASCII keypress or a button press
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_AckBack()
+{
+ word i;
+
+ while (!inpu.LastScan)
+ {
+ if (inpu.MousePresent)
+ {
+ if (INL_GetMouseButtons())
+ {
+ while (INL_GetMouseButtons())
+ ;
+ return;
+ }
+ }
+
+ for (i = 0;i < MaxJoys;i++)
+ {
+ if (inpu.JoysPresent[i])
+ {
+ if (IN_GetJoyButtonsDB(i))
+ {
+ while (IN_GetJoyButtonsDB(i))
+ ;
+ return;
+ }
+ }
+ }
+ }
+
+ IN_ClearKey(inpu.LastScan);
+ inpu.LastScan = sc_None;
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_Ack() - Clears user input & then calls IN_AckBack()
+//
+///////////////////////////////////////////////////////////////////////////
+void
+IN_Ack()
+{
+ word i;
+
+ IN_ClearKey(inpu.LastScan);
+ inpu.LastScan = sc_None;
+
+ if (inpu.MousePresent)
+ while (INL_GetMouseButtons())
+ ;
+ for (i = 0;i < MaxJoys;i++)
+ if (inpu.JoysPresent[i])
+ while (IN_GetJoyButtonsDB(i))
+ ;
+
+ IN_AckBack();
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_IsUserInput() - Returns true if a key has been pressed or a button
+// is down
+//
+///////////////////////////////////////////////////////////////////////////
+boolean
+IN_IsUserInput()
+{
+ boolean result;
+ word i;
+
+ result = inpu.LastScan;
+
+ if (inpu.MousePresent)
+ if (INL_GetMouseButtons())
+ result = true;
+
+ for (i = 0;i < MaxJoys;i++)
+ if (inpu.JoysPresent[i])
+ if (INL_GetJoyButtons(i))
+ result = true;
+
+ return(result);
+}
+
+///////////////////////////////////////////////////////////////////////////
+//
+// IN_UserInput() - Waits for the specified delay time (in ticks) or the
+// user pressing a key or a mouse button. If the clear flag is set, it
+// then either clears the key or waits for the user to let the mouse
+// button up.
+//
+///////////////////////////////////////////////////////////////////////////
+boolean
+IN_UserInput(dword delay,boolean clear)
+{
+ dword TimeCount = *clockdw;
+ dword lasttime;
+
+ lasttime = TimeCount;
+ do
+ {
+ if (IN_IsUserInput())
+ {
+ if (clear)
+ IN_AckBack();
+ return(true);
+ }
+ } while (TimeCount - lasttime < delay);
+ return(false);
+}
+
+boolean IN_KeyDown(byte code)
+{
+ return inpu.Keyboard[code];
+}
+\r
+void IN_ClearKey(byte code)
+{
+ inpu.Keyboard[code] = false;
+ if(code == inpu.LastScan)
+ inpu.LastScan = sc_None;
+ }
+
+boolean IN_qb(byte kee)
+{
+ printf("%u\n", inpu.Keyboard[kee]);
+ if(inpu.Keyboard[kee]==true) return 1;
+ else return 0;
+}
projects / 16.git / commitdiff