+extern void V_CalcRefdef(void);
+void CL_UpdatePrydonCursor(void)
+{
+ vec3_t temp, scale;
+
+ if (!cl_prydoncursor.integer)
+ VectorClear(cl.cmd.cursor_screen);
+
+ /*
+ if (cl.cmd.cursor_screen[0] < -1)
+ {
+ cl.viewangles[YAW] -= m_yaw.value * (cl.cmd.cursor_screen[0] - -1) * vid.width * sensitivity.value * cl.viewzoom;
+ cl.cmd.cursor_screen[0] = -1;
+ }
+ if (cl.cmd.cursor_screen[0] > 1)
+ {
+ cl.viewangles[YAW] -= m_yaw.value * (cl.cmd.cursor_screen[0] - 1) * vid.width * sensitivity.value * cl.viewzoom;
+ cl.cmd.cursor_screen[0] = 1;
+ }
+ if (cl.cmd.cursor_screen[1] < -1)
+ {
+ cl.viewangles[PITCH] += m_pitch.value * (cl.cmd.cursor_screen[1] - -1) * vid.height * sensitivity.value * cl.viewzoom;
+ cl.cmd.cursor_screen[1] = -1;
+ }
+ if (cl.cmd.cursor_screen[1] > 1)
+ {
+ cl.viewangles[PITCH] += m_pitch.value * (cl.cmd.cursor_screen[1] - 1) * vid.height * sensitivity.value * cl.viewzoom;
+ cl.cmd.cursor_screen[1] = 1;
+ }
+ */
+ cl.cmd.cursor_screen[0] = bound(-1, cl.cmd.cursor_screen[0], 1);
+ cl.cmd.cursor_screen[1] = bound(-1, cl.cmd.cursor_screen[1], 1);
+ cl.cmd.cursor_screen[2] = 1;
+
+ scale[0] = -r_refdef.frustum_x;
+ scale[1] = -r_refdef.frustum_y;
+ scale[2] = 1;
+
+ // trace distance
+ VectorScale(scale, 1000000, scale);
+
+ // calculate current view matrix
+ V_CalcRefdef();
+ VectorClear(temp);
+ Matrix4x4_Transform(&r_refdef.viewentitymatrix, temp, cl.cmd.cursor_start);
+ VectorSet(temp, cl.cmd.cursor_screen[2] * scale[2], cl.cmd.cursor_screen[0] * scale[0], cl.cmd.cursor_screen[1] * scale[1]);
+ Matrix4x4_Transform(&r_refdef.viewentitymatrix, temp, cl.cmd.cursor_end);
+ // trace from view origin to the cursor
+ cl.cmd.cursor_fraction = CL_SelectTraceLine(cl.cmd.cursor_start, cl.cmd.cursor_end, cl.cmd.cursor_impact, cl.cmd.cursor_normal, &cl.cmd.cursor_entitynumber, (chase_active.integer || cl.intermission) ? &cl.entities[cl.playerentity].render : NULL, false);
+ // makes sparks where cursor is
+ //CL_SparkShower(cl.cmd.cursor_impact, cl.cmd.cursor_normal, 5, 0);
+}
+
+void CL_ClientMovement_InputQW(qw_usercmd_t *cmd)
+{
+ int i;
+ int n;
+ // remove stale queue items
+ n = cl.movement_numqueue;
+ cl.movement_numqueue = 0;
+ for (i = 0;i < n;i++)
+ if (cl.movement_queue[i].sequence > cls.netcon->qw.incoming_sequence)
+ cl.movement_queue[cl.movement_numqueue++] = cl.movement_queue[i];
+ // add to input queue if there is room
+ if (cl.movement_numqueue < (int)(sizeof(cl.movement_queue)/sizeof(cl.movement_queue[0])) && cl.mtime[0] > cl.mtime[1])
+ {
+ // add to input queue
+ cl.movement_queue[cl.movement_numqueue].sequence = cls.netcon->qw.outgoing_sequence;
+ cl.movement_queue[cl.movement_numqueue].time = cl.mtime[0] + cl_movement_latency.value / 1000.0;
+ cl.movement_queue[cl.movement_numqueue].frametime = cmd->msec * 0.001;
+ VectorCopy(cmd->angles, cl.movement_queue[cl.movement_numqueue].viewangles);
+ cl.movement_queue[cl.movement_numqueue].move[0] = cmd->forwardmove;
+ cl.movement_queue[cl.movement_numqueue].move[1] = cmd->sidemove;
+ cl.movement_queue[cl.movement_numqueue].move[2] = cmd->upmove;
+ cl.movement_queue[cl.movement_numqueue].jump = (cmd->buttons & 2) != 0;
+ cl.movement_queue[cl.movement_numqueue].crouch = false;
+ cl.movement_numqueue++;
+ }
+ cl.movement_replay = true;
+}
+
+void CL_ClientMovement_Input(qboolean buttonjump, qboolean buttoncrouch)
+{
+ int i;
+ int n;
+ // remove stale queue items
+ n = cl.movement_numqueue;
+ cl.movement_numqueue = 0;
+ if (cl.servermovesequence)
+ {
+ for (i = 0;i < n;i++)
+ if (cl.movement_queue[i].sequence > cl.servermovesequence)
+ cl.movement_queue[cl.movement_numqueue++] = cl.movement_queue[i];
+ }
+ else
+ {
+ double simulatedtime = cl.mtime[0] + cl_movement_latency.value / 1000.0;
+ for (i = 0;i < n;i++)
+ if (cl.movement_queue[i].time >= cl.mtime[0] && cl.movement_queue[i].time <= simulatedtime)
+ cl.movement_queue[cl.movement_numqueue++] = cl.movement_queue[i];
+ }
+ // add to input queue if there is room
+ if (cl.movement_numqueue < (int)(sizeof(cl.movement_queue)/sizeof(cl.movement_queue[0])) && cl.mtime[0] > cl.mtime[1])
+ {
+ // add to input queue
+ cl.movement_queue[cl.movement_numqueue].sequence = cl.movesequence;
+ cl.movement_queue[cl.movement_numqueue].time = cl.mtime[0] + cl_movement_latency.value / 1000.0;
+ cl.movement_queue[cl.movement_numqueue].frametime = cl.mtime[0] - cl.mtime[1];
+ VectorCopy(cl.viewangles, cl.movement_queue[cl.movement_numqueue].viewangles);
+ cl.movement_queue[cl.movement_numqueue].move[0] = cl.cmd.forwardmove;
+ cl.movement_queue[cl.movement_numqueue].move[1] = cl.cmd.sidemove;
+ cl.movement_queue[cl.movement_numqueue].move[2] = cl.cmd.upmove;
+ cl.movement_queue[cl.movement_numqueue].jump = buttonjump;
+ cl.movement_queue[cl.movement_numqueue].crouch = buttoncrouch;
+ cl.movement_numqueue++;
+ }
+ cl.movement_replay = true;
+}
+
+void CL_ClientMovement_Replay(void)
+{
+ int i;
+ int bump;
+ int contents;
+ int crouch;
+ int onground;
+ float movevars_gravity;
+ float movevars_stopspeed;
+ float movevars_maxspeed;
+ float movevars_spectatormaxspeed;
+ float movevars_accelerate;
+ float movevars_airaccelerate;
+ float movevars_wateraccelerate;
+ float movevars_friction;
+ float movevars_waterfriction;
+ float movevars_entgravity;
+ float movevars_jumpvelocity;
+ float movevars_edgefriction;
+ float movevars_maxairspeed;
+ float movevars_stepheight;
+ double edgefriction;
+ double frametime;
+ double t;
+ vec_t wishspeed;
+ vec_t addspeed;
+ vec_t accelspeed;
+ vec_t f;
+ vec_t *playermins;
+ vec_t *playermaxs;
+ vec3_t currentorigin;
+ vec3_t currentvelocity;
+ vec3_t forward;
+ vec3_t right;
+ vec3_t up;
+ vec3_t wishvel;
+ vec3_t wishdir;
+ vec3_t neworigin;
+ vec3_t currentorigin2;
+ vec3_t neworigin2;
+ vec3_t yawangles;
+ trace_t trace;
+ trace_t trace2;
+ trace_t trace3;
+
+
+ if (!cl.movement_replay)
+ return;
+ cl.movement_replay = false;
+
+ if (cls.protocol == PROTOCOL_QUAKEWORLD)
+ {
+ movevars_gravity = cl.qw_movevars_gravity;
+ movevars_stopspeed = cl.qw_movevars_stopspeed;
+ movevars_maxspeed = cl.qw_movevars_maxspeed;
+ movevars_spectatormaxspeed = cl.qw_movevars_spectatormaxspeed;
+ movevars_accelerate = cl.qw_movevars_accelerate;
+ movevars_airaccelerate = cl.qw_movevars_airaccelerate;
+ movevars_wateraccelerate = cl.qw_movevars_wateraccelerate;
+ movevars_friction = cl.qw_movevars_friction;
+ movevars_waterfriction = cl.qw_movevars_waterfriction;
+ movevars_entgravity = cl.qw_movevars_entgravity;
+ movevars_jumpvelocity = cl_movement_jumpvelocity.value;
+ movevars_edgefriction = cl_movement_edgefriction.value;
+ movevars_maxairspeed = cl_movement_maxairspeed.value;
+ movevars_stepheight = cl_movement_stepheight.value;
+ }
+ else
+ {
+ movevars_gravity = sv_gravity.value;
+ movevars_stopspeed = cl_movement_stopspeed.value;
+ movevars_maxspeed = cl_movement_maxspeed.value;
+ movevars_spectatormaxspeed = cl_movement_maxspeed.value;
+ movevars_accelerate = cl_movement_accelerate.value;
+ movevars_airaccelerate = cl_movement_accelerate.value;
+ movevars_wateraccelerate = cl_movement_accelerate.value;
+ movevars_friction = cl_movement_friction.value;
+ movevars_waterfriction = cl_movement_friction.value;
+ movevars_entgravity = 1;
+ movevars_jumpvelocity = cl_movement_jumpvelocity.value;
+ movevars_edgefriction = cl_movement_edgefriction.value;
+ movevars_maxairspeed = cl_movement_maxairspeed.value;
+ movevars_stepheight = cl_movement_stepheight.value;
+ }
+
+ // fetch current starting values
+ VectorCopy(cl.entities[cl.playerentity].state_current.origin, currentorigin);
+ VectorCopy(cl.mvelocity[0], currentvelocity);
+ // FIXME: try minor nudges in various directions if startsolid to find a
+ // safe place to start the walk (due to network compression in some
+ // protocols this starts in solid)
+ //currentorigin[2] += (1.0 / 32.0); // slight nudge to get out of the floor
+ crouch = false; // this will be updated on first move
+
+ // check if onground
+ VectorSet(currentorigin2, currentorigin[0], currentorigin[1], currentorigin[2] + 1);
+ VectorSet(neworigin2, currentorigin[0], currentorigin[1], currentorigin[2] - 1);
+ trace = CL_TraceBox(currentorigin2, cl.playercrouchmins, cl.playercrouchmaxs, neworigin2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ onground = trace.fraction < 1 && trace.plane.normal[2] > 0.7;
+ //Con_Printf("%f: ", cl.mtime[0]);
+
+ // replay the input queue to predict current location
+ // note: this relies on the fact there's always one queue item at the end
+
+ for (i = 0;cl.movement && i < cl.movement_numqueue;i++)
+ {
+ client_movementqueue_t *q = cl.movement_queue + bound(0, i, cl.movement_numqueue - 1);
+ frametime = q->frametime;
+ //Con_Printf(" %f", frametime);
+ //if (frametime > 0)
+ {
+ if (q->crouch)
+ {
+ // wants to crouch, this always works...
+ if (!crouch)
+ crouch = true;
+ }
+ else
+ {
+ // wants to stand, if currently crouching we need to check for a
+ // low ceiling first
+ if (crouch)
+ {
+ trace = CL_TraceBox(currentorigin, cl.playerstandmins, cl.playerstandmaxs, currentorigin, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ if (!trace.startsolid)
+ crouch = false;
+ }
+ }
+ if (crouch)
+ {
+ playermins = cl.playercrouchmins;
+ playermaxs = cl.playercrouchmaxs;
+ }
+ else
+ {
+ playermins = cl.playerstandmins;
+ playermaxs = cl.playerstandmaxs;
+ }
+ // change velocity according to q->viewangles and q->move
+ contents = CL_PointSuperContents(currentorigin);
+ if (contents & SUPERCONTENTS_LIQUIDSMASK)
+ {
+ // swim
+ AngleVectors(q->viewangles, forward, right, up);
+ VectorSet(up, 0, 0, 1);
+ VectorMAMAM(q->move[0], forward, q->move[1], right, q->move[2], up, wishvel);
+ wishspeed = VectorLength(wishvel);
+ if (wishspeed)
+ VectorScale(wishvel, 1 / wishspeed, wishdir);
+ else
+ VectorSet( wishdir, 0.0, 0.0, 0.0 );
+ wishspeed = min(wishspeed, movevars_maxspeed) * 0.6;
+ if (crouch)
+ wishspeed *= 0.5;
+ VectorScale(currentvelocity, (1 - frametime * movevars_waterfriction), currentvelocity);
+ f = wishspeed - DotProduct(currentvelocity, wishdir);
+ if (f > 0)
+ {
+ f = min(f, movevars_wateraccelerate * frametime * wishspeed);
+ VectorMA(currentvelocity, f, wishdir, currentvelocity);
+ }
+ if (q->jump)
+ {
+ if (contents & SUPERCONTENTS_LAVA)
+ currentvelocity[2] = 50;
+ else if (contents & SUPERCONTENTS_SLIME)
+ currentvelocity[2] = 80;
+ else
+ {
+ if (gamemode == GAME_NEXUIZ)
+ currentvelocity[2] = 200;
+ else
+ currentvelocity[2] = 100;
+ }
+ }
+ }
+ else
+ {
+ // walk
+ if (onground && q->jump)
+ {
+ currentvelocity[2] += movevars_jumpvelocity;
+ onground = false;
+ }
+ VectorSet(yawangles, 0, q->viewangles[1], 0);
+ AngleVectors(yawangles, forward, right, up);
+ VectorMAM(q->move[0], forward, q->move[1], right, wishvel);
+ wishspeed = VectorLength(wishvel);
+ if (wishspeed)
+ VectorScale(wishvel, 1 / wishspeed, wishdir);
+ else
+ VectorSet( wishdir, 0.0, 0.0, 0.0 );
+ wishspeed = min(wishspeed, movevars_maxspeed);
+ if (crouch)
+ wishspeed *= 0.5;
+ // check if onground
+ if (onground)
+ {
+ // apply ground friction
+ f = sqrt(currentvelocity[0] * currentvelocity[0] + currentvelocity[1] * currentvelocity[1]);
+ edgefriction = 1;
+ if (f > 0)
+ {
+ VectorSet(currentorigin2, currentorigin[0] + currentvelocity[0]*(16/f), currentorigin[1] + currentvelocity[1]*(16/f), currentorigin[2] + playermins[2]);
+ VectorSet(neworigin2, currentorigin2[0], currentorigin2[1], currentorigin2[2] - 34);
+ trace = CL_TraceBox(currentorigin2, vec3_origin, vec3_origin, neworigin2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ if (trace.fraction == 1)
+ edgefriction = movevars_edgefriction;
+ }
+ // apply friction
+ f = 1 - frametime * edgefriction * ((f < movevars_stopspeed) ? (movevars_stopspeed / f) : 1) * movevars_friction;
+ f = max(f, 0);
+ VectorScale(currentvelocity, f, currentvelocity);
+ }
+ else
+ {
+ // apply air speed limit
+ wishspeed = min(wishspeed, movevars_maxairspeed);
+ }
+ if (gamemode == GAME_NEXUIZ)
+ addspeed = wishspeed;
+ else
+ addspeed = wishspeed - DotProduct(currentvelocity, wishdir);
+ if (addspeed > 0)
+ {
+ accelspeed = min(movevars_accelerate * frametime * wishspeed, addspeed);
+ VectorMA(currentvelocity, accelspeed, wishdir, currentvelocity);
+ }
+ currentvelocity[2] -= cl_gravity.value * frametime;
+ }
+ }
+ //if (i < cl.movement_numqueue - 1 || (cl_movement.integer & 4))
+ {
+ if (crouch)
+ {
+ playermins = cl.playercrouchmins;
+ playermaxs = cl.playercrouchmaxs;
+ }
+ else
+ {
+ playermins = cl.playerstandmins;
+ playermaxs = cl.playerstandmaxs;
+ }
+ onground = false;
+ for (bump = 0, t = frametime;bump < 8 && VectorLength2(currentvelocity) > 0;bump++)
+ {
+ VectorMA(currentorigin, t, currentvelocity, neworigin);
+ trace = CL_TraceBox(currentorigin, playermins, playermaxs, neworigin, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ if (trace.fraction < 1 && trace.plane.normal[2] == 0)
+ {
+ // may be a step or wall, try stepping up
+ // first move forward at a higher level
+ VectorSet(currentorigin2, currentorigin[0], currentorigin[1], currentorigin[2] + movevars_stepheight);
+ VectorSet(neworigin2, neworigin[0], neworigin[1], currentorigin[2] + movevars_stepheight);
+ trace2 = CL_TraceBox(currentorigin2, playermins, playermaxs, neworigin2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ // then move down from there
+ VectorCopy(trace2.endpos, currentorigin2);
+ VectorSet(neworigin2, trace2.endpos[0], trace2.endpos[1], currentorigin[2]);
+ trace3 = CL_TraceBox(currentorigin2, playermins, playermaxs, neworigin2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_PLAYERCLIP, true);
+ //Con_Printf("%f %f %f %f : %f %f %f %f : %f %f %f %f\n", trace.fraction, trace.endpos[0], trace.endpos[1], trace.endpos[2], trace2.fraction, trace2.endpos[0], trace2.endpos[1], trace2.endpos[2], trace3.fraction, trace3.endpos[0], trace3.endpos[1], trace3.endpos[2]);
+ // accept the new trace if it made some progress
+ if (fabs(trace3.endpos[0] - trace.endpos[0]) >= 0.03125 || fabs(trace3.endpos[1] - trace.endpos[1]) >= 0.03125)
+ {
+ trace = trace2;
+ VectorCopy(trace3.endpos, trace.endpos);
+ }
+ }
+ if (trace.fraction == 1)
+ {
+ VectorCopy(trace.endpos, currentorigin);
+ break;
+ }
+ if (trace.plane.normal[2] > 0.7)
+ onground = true;
+ t *= 1 - trace.fraction;
+ if (trace.fraction >= 0.001)
+ VectorCopy(trace.endpos, currentorigin);
+ f = DotProduct(currentvelocity, trace.plane.normal);
+ VectorMA(currentvelocity, -f, trace.plane.normal, currentvelocity);
+ }
+ }
+ }
+ // store replay location
+ VectorCopy(cl.movement_origin, cl.movement_oldorigin);
+ VectorCopy(currentorigin, cl.movement_origin);
+ VectorCopy(currentvelocity, cl.movement_velocity);
+ //VectorCopy(currentorigin, cl.entities[cl.playerentity].state_current.origin);
+ //VectorSet(cl.entities[cl.playerentity].state_current.angles, 0, cl.viewangles[1], 0);
+}
+
+void QW_MSG_WriteDeltaUsercmd(sizebuf_t *buf, qw_usercmd_t *from, qw_usercmd_t *to)
+{
+ int bits;
+
+ bits = 0;
+ if (to->angles[0] != from->angles[0])
+ bits |= QW_CM_ANGLE1;
+ if (to->angles[1] != from->angles[1])
+ bits |= QW_CM_ANGLE2;
+ if (to->angles[2] != from->angles[2])
+ bits |= QW_CM_ANGLE3;
+ if (to->forwardmove != from->forwardmove)
+ bits |= QW_CM_FORWARD;
+ if (to->sidemove != from->sidemove)
+ bits |= QW_CM_SIDE;
+ if (to->upmove != from->upmove)
+ bits |= QW_CM_UP;
+ if (to->buttons != from->buttons)
+ bits |= QW_CM_BUTTONS;
+ if (to->impulse != from->impulse)
+ bits |= QW_CM_IMPULSE;
+
+ MSG_WriteByte(buf, bits);
+ if (bits & QW_CM_ANGLE1)
+ MSG_WriteAngle16i(buf, to->angles[0]);
+ if (bits & QW_CM_ANGLE2)
+ MSG_WriteAngle16i(buf, to->angles[1]);
+ if (bits & QW_CM_ANGLE3)
+ MSG_WriteAngle16i(buf, to->angles[2]);
+ if (bits & QW_CM_FORWARD)
+ MSG_WriteShort(buf, to->forwardmove);
+ if (bits & QW_CM_SIDE)
+ MSG_WriteShort(buf, to->sidemove);
+ if (bits & QW_CM_UP)
+ MSG_WriteShort(buf, to->upmove);
+ if (bits & QW_CM_BUTTONS)
+ MSG_WriteByte(buf, to->buttons);
+ if (bits & QW_CM_IMPULSE)
+ MSG_WriteByte(buf, to->impulse);
+ MSG_WriteByte(buf, to->msec);
+}