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Diffstat (limited to 'src/client/cl_input.c')
| -rw-r--r-- | src/client/cl_input.c | 1010 |
1 files changed, 1010 insertions, 0 deletions
diff --git a/src/client/cl_input.c b/src/client/cl_input.c new file mode 100644 index 0000000..ee5b478 --- /dev/null +++ b/src/client/cl_input.c @@ -0,0 +1,1010 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. +Copyright (C) 2000-2009 Darklegion Development + +This file is part of Tremulous. + +Tremulous 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. + +Tremulous 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 Tremulous; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ +// cl.input.c -- builds an intended movement command to send to the server + +#include "client.h" + +unsigned frame_msec; +int old_com_frameTime; + +/* +=============================================================================== + +KEY BUTTONS + +Continuous button event tracking is complicated by the fact that two different +input sources (say, mouse button 1 and the control key) can both press the +same button, but the button should only be released when both of the +pressing key have been released. + +When a key event issues a button command (+forward, +attack, etc), it appends +its key number as argv(1) so it can be matched up with the release. + +argv(2) will be set to the time the event happened, which allows exact +control even at low framerates when the down and up events may both get qued +at the same time. + +=============================================================================== +*/ + + +kbutton_t in_left, in_right, in_forward, in_back; +kbutton_t in_lookup, in_lookdown, in_moveleft, in_moveright; +kbutton_t in_strafe, in_speed; +kbutton_t in_up, in_down; + +#ifdef USE_VOIP +kbutton_t in_voiprecord; +#endif + +kbutton_t in_buttons[16]; + + +qboolean in_mlooking; + + +void IN_MLookDown( void ) { + in_mlooking = qtrue; +} + +void IN_MLookUp( void ) { + in_mlooking = qfalse; + if ( !cl_freelook->integer ) { + IN_CenterView (); + } +} + +void IN_KeyDown( kbutton_t *b ) { + int k; + char *c; + + c = Cmd_Argv(1); + if ( c[0] ) { + k = atoi(c); + } else { + k = -1; // typed manually at the console for continuous down + } + + if ( k == b->down[0] || k == b->down[1] ) { + return; // repeating key + } + + if ( !b->down[0] ) { + b->down[0] = k; + } else if ( !b->down[1] ) { + b->down[1] = k; + } else { + Com_Printf ("Three keys down for a button!\n"); + return; + } + + if ( b->active ) { + return; // still down + } + + // save timestamp for partial frame summing + c = Cmd_Argv(2); + b->downtime = atoi(c); + + b->active = qtrue; + b->wasPressed = qtrue; +} + +void IN_KeyUp( kbutton_t *b ) { + int k; + char *c; + unsigned uptime; + + c = Cmd_Argv(1); + if ( c[0] ) { + k = atoi(c); + } else { + // typed manually at the console, assume for unsticking, so clear all + b->down[0] = b->down[1] = 0; + b->active = qfalse; + return; + } + + if ( b->down[0] == k ) { + b->down[0] = 0; + } else if ( b->down[1] == k ) { + b->down[1] = 0; + } else { + return; // key up without coresponding down (menu pass through) + } + if ( b->down[0] || b->down[1] ) { + return; // some other key is still holding it down + } + + b->active = qfalse; + + // save timestamp for partial frame summing + c = Cmd_Argv(2); + uptime = atoi(c); + if ( uptime ) { + b->msec += uptime - b->downtime; + } else { + b->msec += frame_msec / 2; + } + + b->active = qfalse; +} + + + +/* +=============== +CL_KeyState + +Returns the fraction of the frame that the key was down +=============== +*/ +float CL_KeyState( kbutton_t *key ) { + float val; + int msec; + + msec = key->msec; + key->msec = 0; + + if ( key->active ) { + // still down + if ( !key->downtime ) { + msec = com_frameTime; + } else { + msec += com_frameTime - key->downtime; + } + key->downtime = com_frameTime; + } + +#if 0 + if (msec) { + Com_Printf ("%i ", msec); + } +#endif + + val = (float)msec / frame_msec; + if ( val < 0 ) { + val = 0; + } + if ( val > 1 ) { + val = 1; + } + + return val; +} + + + +void IN_UpDown(void) {IN_KeyDown(&in_up);} +void IN_UpUp(void) {IN_KeyUp(&in_up);} +void IN_DownDown(void) {IN_KeyDown(&in_down);} +void IN_DownUp(void) {IN_KeyUp(&in_down);} +void IN_LeftDown(void) {IN_KeyDown(&in_left);} +void IN_LeftUp(void) {IN_KeyUp(&in_left);} +void IN_RightDown(void) {IN_KeyDown(&in_right);} +void IN_RightUp(void) {IN_KeyUp(&in_right);} +void IN_ForwardDown(void) {IN_KeyDown(&in_forward);} +void IN_ForwardUp(void) {IN_KeyUp(&in_forward);} +void IN_BackDown(void) {IN_KeyDown(&in_back);} +void IN_BackUp(void) {IN_KeyUp(&in_back);} +void IN_LookupDown(void) {IN_KeyDown(&in_lookup);} +void IN_LookupUp(void) {IN_KeyUp(&in_lookup);} +void IN_LookdownDown(void) {IN_KeyDown(&in_lookdown);} +void IN_LookdownUp(void) {IN_KeyUp(&in_lookdown);} +void IN_MoveleftDown(void) {IN_KeyDown(&in_moveleft);} +void IN_MoveleftUp(void) {IN_KeyUp(&in_moveleft);} +void IN_MoverightDown(void) {IN_KeyDown(&in_moveright);} +void IN_MoverightUp(void) {IN_KeyUp(&in_moveright);} + +void IN_SpeedDown(void) {IN_KeyDown(&in_speed);} +void IN_SpeedUp(void) {IN_KeyUp(&in_speed);} +void IN_StrafeDown(void) {IN_KeyDown(&in_strafe);} +void IN_StrafeUp(void) {IN_KeyUp(&in_strafe);} + +#ifdef USE_VOIP +void IN_VoipRecordDown(void) +{ + IN_KeyDown(&in_voiprecord); + Cvar_Set("cl_voipSend", "1"); +} + +void IN_VoipRecordUp(void) +{ + IN_KeyUp(&in_voiprecord); + Cvar_Set("cl_voipSend", "0"); +} +#endif + +void IN_Button0Down(void) {IN_KeyDown(&in_buttons[0]);} +void IN_Button0Up(void) {IN_KeyUp(&in_buttons[0]);} +void IN_Button1Down(void) {IN_KeyDown(&in_buttons[1]);} +void IN_Button1Up(void) {IN_KeyUp(&in_buttons[1]);} +void IN_Button2Down(void) {IN_KeyDown(&in_buttons[2]);} +void IN_Button2Up(void) {IN_KeyUp(&in_buttons[2]);} +void IN_Button3Down(void) {IN_KeyDown(&in_buttons[3]);} +void IN_Button3Up(void) {IN_KeyUp(&in_buttons[3]);} +void IN_Button4Down(void) {IN_KeyDown(&in_buttons[4]);} +void IN_Button4Up(void) {IN_KeyUp(&in_buttons[4]);} +void IN_Button5Down(void) {IN_KeyDown(&in_buttons[5]);} +void IN_Button5Up(void) {IN_KeyUp(&in_buttons[5]);} +void IN_Button6Down(void) {IN_KeyDown(&in_buttons[6]);} +void IN_Button6Up(void) {IN_KeyUp(&in_buttons[6]);} +void IN_Button7Down(void) {IN_KeyDown(&in_buttons[7]);} +void IN_Button7Up(void) {IN_KeyUp(&in_buttons[7]);} +void IN_Button8Down(void) {IN_KeyDown(&in_buttons[8]);} +void IN_Button8Up(void) {IN_KeyUp(&in_buttons[8]);} +void IN_Button9Down(void) {IN_KeyDown(&in_buttons[9]);} +void IN_Button9Up(void) {IN_KeyUp(&in_buttons[9]);} +void IN_Button10Down(void) {IN_KeyDown(&in_buttons[10]);} +void IN_Button10Up(void) {IN_KeyUp(&in_buttons[10]);} +void IN_Button11Down(void) {IN_KeyDown(&in_buttons[11]);} +void IN_Button11Up(void) {IN_KeyUp(&in_buttons[11]);} +void IN_Button12Down(void) {IN_KeyDown(&in_buttons[12]);} +void IN_Button12Up(void) {IN_KeyUp(&in_buttons[12]);} +void IN_Button13Down(void) {IN_KeyDown(&in_buttons[13]);} +void IN_Button13Up(void) {IN_KeyUp(&in_buttons[13]);} +void IN_Button14Down(void) {IN_KeyDown(&in_buttons[14]);} +void IN_Button14Up(void) {IN_KeyUp(&in_buttons[14]);} +void IN_Button15Down(void) {IN_KeyDown(&in_buttons[15]);} +void IN_Button15Up(void) {IN_KeyUp(&in_buttons[15]);} + +void IN_ButtonDown (void) { + IN_KeyDown(&in_buttons[1]);} +void IN_ButtonUp (void) { + IN_KeyUp(&in_buttons[1]);} + +void IN_CenterView (void) { + cl.viewangles[PITCH] = -SHORT2ANGLE(cl.snap.ps.delta_angles[PITCH]); +} + + +//========================================================================== + +cvar_t *cl_upspeed; +cvar_t *cl_forwardspeed; +cvar_t *cl_sidespeed; + +cvar_t *cl_yawspeed; +cvar_t *cl_pitchspeed; + +cvar_t *cl_run; + +cvar_t *cl_anglespeedkey; + + +/* +================ +CL_AdjustAngles + +Moves the local angle positions +================ +*/ +void CL_AdjustAngles( void ) { + float speed; + + if ( in_speed.active ) { + speed = 0.001 * cls.frametime * cl_anglespeedkey->value; + } else { + speed = 0.001 * cls.frametime; + } + + if ( !in_strafe.active ) { + cl.viewangles[YAW] -= speed*cl_yawspeed->value*CL_KeyState (&in_right); + cl.viewangles[YAW] += speed*cl_yawspeed->value*CL_KeyState (&in_left); + } + + cl.viewangles[PITCH] -= speed*cl_pitchspeed->value * CL_KeyState (&in_lookup); + cl.viewangles[PITCH] += speed*cl_pitchspeed->value * CL_KeyState (&in_lookdown); +} + +/* +================ +CL_KeyMove + +Sets the usercmd_t based on key states +================ +*/ +void CL_KeyMove( usercmd_t *cmd ) { + int movespeed; + int forward, side, up; + + // + // adjust for speed key / running + // the walking flag is to keep animations consistant + // even during acceleration and develeration + // + if ( in_speed.active ^ cl_run->integer ) { + movespeed = 127; + cmd->buttons &= ~BUTTON_WALKING; + } else { + cmd->buttons |= BUTTON_WALKING; + movespeed = 64; + } + + forward = 0; + side = 0; + up = 0; + if ( in_strafe.active ) { + side += movespeed * CL_KeyState (&in_right); + side -= movespeed * CL_KeyState (&in_left); + } + + side += movespeed * CL_KeyState (&in_moveright); + side -= movespeed * CL_KeyState (&in_moveleft); + + + up += movespeed * CL_KeyState (&in_up); + up -= movespeed * CL_KeyState (&in_down); + + forward += movespeed * CL_KeyState (&in_forward); + forward -= movespeed * CL_KeyState (&in_back); + + cmd->forwardmove = ClampChar( forward ); + cmd->rightmove = ClampChar( side ); + cmd->upmove = ClampChar( up ); +} + +/* +================= +CL_MouseEvent +================= +*/ +void CL_MouseEvent( int dx, int dy, int time ) { + if ( Key_GetCatcher( ) & KEYCATCH_UI ) { + VM_Call( uivm, UI_MOUSE_EVENT, dx, dy ); + } else if (Key_GetCatcher( ) & KEYCATCH_CGAME) { + VM_Call (cgvm, CG_MOUSE_EVENT, dx, dy); + } else { + cl.mouseDx[cl.mouseIndex] += dx; + cl.mouseDy[cl.mouseIndex] += dy; + } +} + +/* +================= +CL_JoystickEvent + +Joystick values stay set until changed +================= +*/ +void CL_JoystickEvent( int axis, int value, int time ) { + if ( axis < 0 || axis >= MAX_JOYSTICK_AXIS ) { + Com_Error( ERR_DROP, "CL_JoystickEvent: bad axis %i", axis ); + } + cl.joystickAxis[axis] = value; +} + +/* +================= +CL_JoystickMove +================= +*/ +void CL_JoystickMove( usercmd_t *cmd ) { + int movespeed; + float anglespeed; + + if ( in_speed.active ^ cl_run->integer ) { + movespeed = 2; + } else { + movespeed = 1; + cmd->buttons |= BUTTON_WALKING; + } + + if ( in_speed.active ) { + anglespeed = 0.001 * cls.frametime * cl_anglespeedkey->value; + } else { + anglespeed = 0.001 * cls.frametime; + } + + if ( !in_strafe.active ) { + cl.viewangles[YAW] += anglespeed * j_yaw->value * cl.joystickAxis[j_yaw_axis->integer]; + cmd->rightmove = ClampChar( cmd->rightmove + (int) (j_side->value * cl.joystickAxis[j_side_axis->integer]) ); + } else { + cl.viewangles[YAW] += anglespeed * j_side->value * cl.joystickAxis[j_side_axis->integer]; + cmd->rightmove = ClampChar( cmd->rightmove + (int) (j_yaw->value * cl.joystickAxis[j_yaw_axis->integer]) ); + } + + if ( in_mlooking ) { + cl.viewangles[PITCH] += anglespeed * j_forward->value * cl.joystickAxis[j_forward_axis->integer]; + cmd->forwardmove = ClampChar( cmd->forwardmove + (int) (j_pitch->value * cl.joystickAxis[j_pitch_axis->integer]) ); + } else { + cl.viewangles[PITCH] += anglespeed * j_pitch->value * cl.joystickAxis[j_pitch_axis->integer]; + cmd->forwardmove = ClampChar( cmd->forwardmove + (int) (j_forward->value * cl.joystickAxis[j_forward_axis->integer]) ); + } + + cmd->upmove = ClampChar( cmd->upmove + cl.joystickAxis[AXIS_UP] ); +} + +/* +================= +CL_MouseMove +================= +*/ + +void CL_MouseMove(usercmd_t *cmd) +{ + float mx, my; + + // allow mouse smoothing + if (m_filter->integer) + { + mx = (cl.mouseDx[0] + cl.mouseDx[1]) * 0.5f; + my = (cl.mouseDy[0] + cl.mouseDy[1]) * 0.5f; + } + else + { + mx = cl.mouseDx[cl.mouseIndex]; + my = cl.mouseDy[cl.mouseIndex]; + } + + cl.mouseIndex ^= 1; + cl.mouseDx[cl.mouseIndex] = 0; + cl.mouseDy[cl.mouseIndex] = 0; + + if (mx == 0.0f && my == 0.0f) + return; + + if (cl_mouseAccel->value != 0.0f) + { + if(cl_mouseAccelStyle->integer == 0) + { + float accelSensitivity; + float rate; + + rate = sqrt(mx * mx + my * my) / (float) frame_msec; + + accelSensitivity = cl_sensitivity->value + rate * cl_mouseAccel->value; + mx *= accelSensitivity; + my *= accelSensitivity; + + if(cl_showMouseRate->integer) + Com_Printf("rate: %f, accelSensitivity: %f\n", rate, accelSensitivity); + } + else + { + float rate[2]; + float power[2]; + + // sensitivity remains pretty much unchanged at low speeds + // cl_mouseAccel is a power value to how the acceleration is shaped + // cl_mouseAccelOffset is the rate for which the acceleration will have doubled the non accelerated amplification + // NOTE: decouple the config cvars for independent acceleration setup along X and Y? + + rate[0] = fabs(mx) / (float) frame_msec; + rate[1] = fabs(my) / (float) frame_msec; + power[0] = powf(rate[0] / cl_mouseAccelOffset->value, cl_mouseAccel->value); + power[1] = powf(rate[1] / cl_mouseAccelOffset->value, cl_mouseAccel->value); + + mx = cl_sensitivity->value * (mx + ((mx < 0) ? -power[0] : power[0]) * cl_mouseAccelOffset->value); + my = cl_sensitivity->value * (my + ((my < 0) ? -power[1] : power[1]) * cl_mouseAccelOffset->value); + + if(cl_showMouseRate->integer) + Com_Printf("ratex: %f, ratey: %f, powx: %f, powy: %f\n", rate[0], rate[1], power[0], power[1]); + } + } + else + { + mx *= cl_sensitivity->value; + my *= cl_sensitivity->value; + } + + // ingame FOV + mx *= cl.cgameSensitivity; + my *= cl.cgameSensitivity; + + // add mouse X/Y movement to cmd + if(in_strafe.active) + cmd->rightmove = ClampChar(cmd->rightmove + m_side->value * mx); + else + cl.viewangles[YAW] -= m_yaw->value * mx; + + if ((in_mlooking || cl_freelook->integer) && !in_strafe.active) + cl.viewangles[PITCH] += m_pitch->value * my; + else + cmd->forwardmove = ClampChar(cmd->forwardmove - m_forward->value * my); +} + + +/* +============== +CL_CmdButtons +============== +*/ +void CL_CmdButtons( usercmd_t *cmd ) { + int i; + + // + // figure button bits + // send a button bit even if the key was pressed and released in + // less than a frame + // + for (i = 0 ; i < 15 ; i++) { + if ( in_buttons[i].active || in_buttons[i].wasPressed ) { + cmd->buttons |= 1 << i; + } + in_buttons[i].wasPressed = qfalse; + } + + if ( Key_GetCatcher( ) ) { + cmd->buttons |= BUTTON_TALK; + } + + // allow the game to know if any key at all is + // currently pressed, even if it isn't bound to anything + if ( anykeydown && Key_GetCatcher( ) == 0 ) { + cmd->buttons |= BUTTON_ANY; + } +} + + +/* +============== +CL_FinishMove +============== +*/ +void CL_FinishMove( usercmd_t *cmd ) { + int i; + + // copy the state that the cgame is currently sending + cmd->weapon = cl.cgameUserCmdValue; + + // send the current server time so the amount of movement + // can be determined without allowing cheating + cmd->serverTime = cl.serverTime; + + for (i=0 ; i<3 ; i++) { + cmd->angles[i] = ANGLE2SHORT(cl.viewangles[i]); + } +} + + +/* +================= +CL_CreateCmd +================= +*/ +usercmd_t CL_CreateCmd( void ) { + usercmd_t cmd; + vec3_t oldAngles; + + VectorCopy( cl.viewangles, oldAngles ); + + // keyboard angle adjustment + CL_AdjustAngles (); + + Com_Memset( &cmd, 0, sizeof( cmd ) ); + + CL_CmdButtons( &cmd ); + + // get basic movement from keyboard + CL_KeyMove( &cmd ); + + // get basic movement from mouse + CL_MouseMove( &cmd ); + + // get basic movement from joystick + CL_JoystickMove( &cmd ); + + // check to make sure the angles haven't wrapped + if ( cl.viewangles[PITCH] - oldAngles[PITCH] > 90 ) { + cl.viewangles[PITCH] = oldAngles[PITCH] + 90; + } else if ( oldAngles[PITCH] - cl.viewangles[PITCH] > 90 ) { + cl.viewangles[PITCH] = oldAngles[PITCH] - 90; + } + + // store out the final values + CL_FinishMove( &cmd ); + + // draw debug graphs of turning for mouse testing + if ( cl_debugMove->integer ) { + if ( cl_debugMove->integer == 1 ) { + SCR_DebugGraph( abs(cl.viewangles[YAW] - oldAngles[YAW]), 0 ); + } + if ( cl_debugMove->integer == 2 ) { + SCR_DebugGraph( abs(cl.viewangles[PITCH] - oldAngles[PITCH]), 0 ); + } + } + + return cmd; +} + + +/* +================= +CL_CreateNewCommands + +Create a new usercmd_t structure for this frame +================= +*/ +void CL_CreateNewCommands( void ) { + usercmd_t *cmd; + int cmdNum; + + // no need to create usercmds until we have a gamestate + if ( cls.state < CA_PRIMED ) { + return; + } + + frame_msec = com_frameTime - old_com_frameTime; + + // if running less than 5fps, truncate the extra time to prevent + // unexpected moves after a hitch + if ( frame_msec > 200 ) { + frame_msec = 200; + } + old_com_frameTime = com_frameTime; + + + // generate a command for this frame + cl.cmdNumber++; + cmdNum = cl.cmdNumber & CMD_MASK; + cl.cmds[cmdNum] = CL_CreateCmd (); + cmd = &cl.cmds[cmdNum]; +} + +/* +================= +CL_ReadyToSendPacket + +Returns qfalse if we are over the maxpackets limit +and should choke back the bandwidth a bit by not sending +a packet this frame. All the commands will still get +delivered in the next packet, but saving a header and +getting more delta compression will reduce total bandwidth. +================= +*/ +qboolean CL_ReadyToSendPacket( void ) { + int oldPacketNum; + int delta; + + // don't send anything if playing back a demo + if ( clc.demoplaying || cls.state == CA_CINEMATIC ) { + return qfalse; + } + + // If we are downloading, we send no less than 50ms between packets + if ( *clc.downloadTempName && + cls.realtime - clc.lastPacketSentTime < 50 ) { + return qfalse; + } + + // if we don't have a valid gamestate yet, only send + // one packet a second + if ( cls.state != CA_ACTIVE && + cls.state != CA_PRIMED && + !*clc.downloadTempName && + cls.realtime - clc.lastPacketSentTime < 1000 ) { + return qfalse; + } + + // send every frame for loopbacks + if ( clc.netchan.remoteAddress.type == NA_LOOPBACK ) { + return qtrue; + } + + // send every frame for LAN + if ( cl_lanForcePackets->integer && Sys_IsLANAddress( clc.netchan.remoteAddress ) ) { + return qtrue; + } + + // check for exceeding cl_maxpackets + if ( cl_maxpackets->integer < 15 ) { + Cvar_Set( "cl_maxpackets", "15" ); + } else if ( cl_maxpackets->integer > 125 ) { + Cvar_Set( "cl_maxpackets", "125" ); + } + oldPacketNum = (clc.netchan.outgoingSequence - 1) & PACKET_MASK; + delta = cls.realtime - cl.outPackets[ oldPacketNum ].p_realtime; + if ( delta < 1000 / cl_maxpackets->integer ) { + // the accumulated commands will go out in the next packet + return qfalse; + } + + return qtrue; +} + +/* +=================== +CL_WritePacket + +Create and send the command packet to the server +Including both the reliable commands and the usercmds + +During normal gameplay, a client packet will contain something like: + +4 sequence number +2 qport +4 serverid +4 acknowledged sequence number +4 clc.serverCommandSequence +<optional reliable commands> +1 clc_move or clc_moveNoDelta +1 command count +<count * usercmds> + +=================== +*/ +void CL_WritePacket( void ) { + msg_t buf; + byte data[MAX_MSGLEN]; + int i, j; + usercmd_t *cmd, *oldcmd; + usercmd_t nullcmd; + int packetNum; + int oldPacketNum; + int count, key; + + // don't send anything if playing back a demo + if ( clc.demoplaying || cls.state == CA_CINEMATIC ) { + return; + } + + Com_Memset( &nullcmd, 0, sizeof(nullcmd) ); + oldcmd = &nullcmd; + + MSG_Init( &buf, data, sizeof(data) ); + + MSG_Bitstream( &buf ); + // write the current serverId so the server + // can tell if this is from the current gameState + MSG_WriteLong( &buf, cl.serverId ); + + // write the last message we received, which can + // be used for delta compression, and is also used + // to tell if we dropped a gamestate + MSG_WriteLong( &buf, clc.serverMessageSequence ); + + // write the last reliable message we received + MSG_WriteLong( &buf, clc.serverCommandSequence ); + + // write any unacknowledged clientCommands + for ( i = clc.reliableAcknowledge + 1 ; i <= clc.reliableSequence ; i++ ) { + MSG_WriteByte( &buf, clc_clientCommand ); + MSG_WriteLong( &buf, i ); + MSG_WriteString( &buf, clc.reliableCommands[ i & (MAX_RELIABLE_COMMANDS-1) ] ); + } + + // we want to send all the usercmds that were generated in the last + // few packet, so even if a couple packets are dropped in a row, + // all the cmds will make it to the server + if ( cl_packetdup->integer < 0 ) { + Cvar_Set( "cl_packetdup", "0" ); + } else if ( cl_packetdup->integer > 5 ) { + Cvar_Set( "cl_packetdup", "5" ); + } + oldPacketNum = (clc.netchan.outgoingSequence - 1 - cl_packetdup->integer) & PACKET_MASK; + count = cl.cmdNumber - cl.outPackets[ oldPacketNum ].p_cmdNumber; + if ( count > MAX_PACKET_USERCMDS ) { + count = MAX_PACKET_USERCMDS; + Com_Printf("MAX_PACKET_USERCMDS\n"); + } + +#ifdef USE_VOIP + if (clc.voipOutgoingDataSize > 0) { // only send if data. + MSG_WriteByte (&buf, clc_EOF); // placate legacy servers. + MSG_WriteByte (&buf, clc_extension); + MSG_WriteByte (&buf, clc_voip); + MSG_WriteByte (&buf, clc.voipOutgoingGeneration); + MSG_WriteLong (&buf, clc.voipOutgoingSequence); + MSG_WriteByte (&buf, clc.voipOutgoingDataFrames); + MSG_WriteLong (&buf, clc.voipTarget1); + MSG_WriteLong (&buf, clc.voipTarget2); + MSG_WriteLong (&buf, clc.voipTarget3); + MSG_WriteShort (&buf, clc.voipOutgoingDataSize); + MSG_WriteData (&buf, clc.voipOutgoingData, clc.voipOutgoingDataSize); + + // If we're recording a demo, we have to fake a server packet with + // this VoIP data so it gets to disk; the server doesn't send it + // back to us, and we might as well eliminate concerns about dropped + // and misordered packets here. + if ( clc.demorecording && !clc.demowaiting ) { + const int voipSize = clc.voipOutgoingDataSize; + msg_t fakemsg; + byte fakedata[MAX_MSGLEN]; + MSG_Init (&fakemsg, fakedata, sizeof (fakedata)); + MSG_Bitstream (&fakemsg); + MSG_WriteLong (&fakemsg, clc.reliableAcknowledge); + MSG_WriteByte (&fakemsg, svc_EOF); + MSG_WriteByte (&fakemsg, svc_extension); + MSG_WriteByte (&fakemsg, svc_voip); + MSG_WriteShort (&fakemsg, clc.clientNum); + MSG_WriteByte (&fakemsg, clc.voipOutgoingGeneration); + MSG_WriteLong (&fakemsg, clc.voipOutgoingSequence); + MSG_WriteByte (&fakemsg, clc.voipOutgoingDataFrames); + MSG_WriteShort (&fakemsg, clc.voipOutgoingDataSize ); + MSG_WriteData (&fakemsg, clc.voipOutgoingData, voipSize); + MSG_WriteByte (&fakemsg, svc_EOF); + CL_WriteDemoMessage (&fakemsg, 0); + } + + clc.voipOutgoingSequence += clc.voipOutgoingDataFrames; + clc.voipOutgoingDataSize = 0; + clc.voipOutgoingDataFrames = 0; + } else +#endif + + if ( count >= 1 ) { + if ( cl_showSend->integer ) { + Com_Printf( "(%i)", count ); + } + + // begin a client move command + if ( cl_nodelta->integer || !cl.snap.valid || clc.demowaiting + || clc.serverMessageSequence != cl.snap.messageNum ) { + MSG_WriteByte (&buf, clc_moveNoDelta); + } else { + MSG_WriteByte (&buf, clc_move); + } + + // write the command count + MSG_WriteByte( &buf, count ); + + // use the checksum feed in the key + key = clc.checksumFeed; + // also use the message acknowledge + key ^= clc.serverMessageSequence; + // also use the last acknowledged server command in the key + key ^= MSG_HashKey(clc.serverCommands[ clc.serverCommandSequence & (MAX_RELIABLE_COMMANDS-1) ], 32); + + // write all the commands, including the predicted command + for ( i = 0 ; i < count ; i++ ) { + j = (cl.cmdNumber - count + i + 1) & CMD_MASK; + cmd = &cl.cmds[j]; + MSG_WriteDeltaUsercmdKey (&buf, key, oldcmd, cmd); + oldcmd = cmd; + } + } + + // + // deliver the message + // + packetNum = clc.netchan.outgoingSequence & PACKET_MASK; + cl.outPackets[ packetNum ].p_realtime = cls.realtime; + cl.outPackets[ packetNum ].p_serverTime = oldcmd->serverTime; + cl.outPackets[ packetNum ].p_cmdNumber = cl.cmdNumber; + clc.lastPacketSentTime = cls.realtime; + + if ( cl_showSend->integer ) { + Com_Printf( "%i ", buf.cursize ); + } + + CL_Netchan_Transmit (&clc.netchan, &buf); + + // clients never really should have messages large enough + // to fragment, but in case they do, fire them all off + // at once + // TTimo: this causes a packet burst, which is bad karma for winsock + // added a WARNING message, we'll see if there are legit situations where this happens + while ( clc.netchan.unsentFragments ) { + Com_DPrintf( "WARNING: #462 unsent fragments (not supposed to happen!)\n" ); + CL_Netchan_TransmitNextFragment( &clc.netchan ); + } +} + +/* +================= +CL_SendCmd + +Called every frame to builds and sends a command packet to the server. +================= +*/ +void CL_SendCmd( void ) { + // don't send any message if not connected + if ( cls.state < CA_CONNECTED ) { + return; + } + + // don't send commands if paused + if ( com_sv_running->integer && sv_paused->integer && cl_paused->integer ) { + return; + } + + // we create commands even if a demo is playing, + CL_CreateNewCommands(); + + // don't send a packet if the last packet was sent too recently + if ( !CL_ReadyToSendPacket() ) { + if ( cl_showSend->integer ) { + Com_Printf( ". " ); + } + return; + } + + CL_WritePacket(); +} + +/* +============ +CL_InitInput +============ +*/ +void CL_InitInput( void ) { + Cmd_AddCommand ("centerview",IN_CenterView); + + Cmd_AddCommand ("+moveup",IN_UpDown); + Cmd_AddCommand ("-moveup",IN_UpUp); + Cmd_AddCommand ("+movedown",IN_DownDown); + Cmd_AddCommand ("-movedown",IN_DownUp); + Cmd_AddCommand ("+left",IN_LeftDown); + Cmd_AddCommand ("-left",IN_LeftUp); + Cmd_AddCommand ("+right",IN_RightDown); + Cmd_AddCommand ("-right",IN_RightUp); + Cmd_AddCommand ("+forward",IN_ForwardDown); + Cmd_AddCommand ("-forward",IN_ForwardUp); + Cmd_AddCommand ("+back",IN_BackDown); + Cmd_AddCommand ("-back",IN_BackUp); + Cmd_AddCommand ("+lookup", IN_LookupDown); + Cmd_AddCommand ("-lookup", IN_LookupUp); + Cmd_AddCommand ("+lookdown", IN_LookdownDown); + Cmd_AddCommand ("-lookdown", IN_LookdownUp); + Cmd_AddCommand ("+strafe", IN_StrafeDown); + Cmd_AddCommand ("-strafe", IN_StrafeUp); + Cmd_AddCommand ("+moveleft", IN_MoveleftDown); + Cmd_AddCommand ("-moveleft", IN_MoveleftUp); + Cmd_AddCommand ("+moveright", IN_MoverightDown); + Cmd_AddCommand ("-moveright", IN_MoverightUp); + Cmd_AddCommand ("+speed", IN_SpeedDown); + Cmd_AddCommand ("-speed", IN_SpeedUp); + Cmd_AddCommand ("+attack", IN_Button0Down); + Cmd_AddCommand ("-attack", IN_Button0Up); + Cmd_AddCommand ("+button0", IN_Button0Down); + Cmd_AddCommand ("-button0", IN_Button0Up); + Cmd_AddCommand ("+button1", IN_Button1Down); + Cmd_AddCommand ("-button1", IN_Button1Up); + Cmd_AddCommand ("+button2", IN_Button2Down); + Cmd_AddCommand ("-button2", IN_Button2Up); + Cmd_AddCommand ("+button3", IN_Button3Down); + Cmd_AddCommand ("-button3", IN_Button3Up); + Cmd_AddCommand ("+button4", IN_Button4Down); + Cmd_AddCommand ("-button4", IN_Button4Up); + Cmd_AddCommand ("+button5", IN_Button5Down); + Cmd_AddCommand ("-button5", IN_Button5Up); + Cmd_AddCommand ("+button6", IN_Button6Down); + Cmd_AddCommand ("-button6", IN_Button6Up); + Cmd_AddCommand ("+button7", IN_Button7Down); + Cmd_AddCommand ("-button7", IN_Button7Up); + Cmd_AddCommand ("+button8", IN_Button8Down); + Cmd_AddCommand ("-button8", IN_Button8Up); + Cmd_AddCommand ("+button9", IN_Button9Down); + Cmd_AddCommand ("-button9", IN_Button9Up); + Cmd_AddCommand ("+button10", IN_Button10Down); + Cmd_AddCommand ("-button10", IN_Button10Up); + Cmd_AddCommand ("+button11", IN_Button11Down); + Cmd_AddCommand ("-button11", IN_Button11Up); + Cmd_AddCommand ("+button12", IN_Button12Down); + Cmd_AddCommand ("-button12", IN_Button12Up); + Cmd_AddCommand ("+button13", IN_Button13Down); + Cmd_AddCommand ("-button13", IN_Button13Up); + Cmd_AddCommand ("+button14", IN_Button14Down); + Cmd_AddCommand ("-button14", IN_Button14Up); + Cmd_AddCommand ("+mlook", IN_MLookDown); + Cmd_AddCommand ("-mlook", IN_MLookUp); + +#ifdef USE_VOIP + Cmd_AddCommand ("+voiprecord", IN_VoipRecordDown); + Cmd_AddCommand ("-voiprecord", IN_VoipRecordUp); +#endif + + cl_nodelta = Cvar_Get ("cl_nodelta", "0", 0); + cl_debugMove = Cvar_Get ("cl_debugMove", "0", 0); +} |