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Diffstat (limited to 'src/botlib/be_aas_move.c')
| -rw-r--r-- | src/botlib/be_aas_move.c | 1101 |
1 files changed, 1101 insertions, 0 deletions
diff --git a/src/botlib/be_aas_move.c b/src/botlib/be_aas_move.c new file mode 100644 index 00000000..fded262d --- /dev/null +++ b/src/botlib/be_aas_move.c @@ -0,0 +1,1101 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. + +This file is part of Quake III Arena source code. + +Quake III Arena source code 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. + +Quake III Arena source code 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 Quake III Arena source code; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ + +/***************************************************************************** + * name: be_aas_move.c + * + * desc: AAS + * + * $Archive: /MissionPack/code/botlib/be_aas_move.c $ + * + *****************************************************************************/ + +#include "../qcommon/q_shared.h" +#include "l_memory.h" +#include "l_script.h" +#include "l_precomp.h" +#include "l_struct.h" +#include "l_libvar.h" +#include "aasfile.h" +#include "botlib.h" +#include "be_aas.h" +#include "be_aas_funcs.h" +#include "be_aas_def.h" + +extern botlib_import_t botimport; + +aas_settings_t aassettings; + +//#define AAS_MOVE_DEBUG + +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_DropToFloor(vec3_t origin, vec3_t mins, vec3_t maxs) +{ + vec3_t end; + bsp_trace_t trace; + + VectorCopy(origin, end); + end[2] -= 100; + trace = AAS_Trace(origin, mins, maxs, end, 0, CONTENTS_SOLID); + if (trace.startsolid) return qfalse; + VectorCopy(trace.endpos, origin); + return qtrue; +} //end of the function AAS_DropToFloor +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_InitSettings(void) +{ + aassettings.phys_gravitydirection[0] = 0; + aassettings.phys_gravitydirection[1] = 0; + aassettings.phys_gravitydirection[2] = -1; + aassettings.phys_friction = LibVarValue("phys_friction", "6"); + aassettings.phys_stopspeed = LibVarValue("phys_stopspeed", "100"); + aassettings.phys_gravity = LibVarValue("phys_gravity", "800"); + aassettings.phys_waterfriction = LibVarValue("phys_waterfriction", "1"); + aassettings.phys_watergravity = LibVarValue("phys_watergravity", "400"); + aassettings.phys_maxvelocity = LibVarValue("phys_maxvelocity", "320"); + aassettings.phys_maxwalkvelocity = LibVarValue("phys_maxwalkvelocity", "320"); + aassettings.phys_maxcrouchvelocity = LibVarValue("phys_maxcrouchvelocity", "100"); + aassettings.phys_maxswimvelocity = LibVarValue("phys_maxswimvelocity", "150"); + aassettings.phys_walkaccelerate = LibVarValue("phys_walkaccelerate", "10"); + aassettings.phys_airaccelerate = LibVarValue("phys_airaccelerate", "1"); + aassettings.phys_swimaccelerate = LibVarValue("phys_swimaccelerate", "4"); + aassettings.phys_maxstep = LibVarValue("phys_maxstep", "19"); + aassettings.phys_maxsteepness = LibVarValue("phys_maxsteepness", "0.7"); + aassettings.phys_maxwaterjump = LibVarValue("phys_maxwaterjump", "18"); + aassettings.phys_maxbarrier = LibVarValue("phys_maxbarrier", "33"); + aassettings.phys_jumpvel = LibVarValue("phys_jumpvel", "270"); + aassettings.phys_falldelta5 = LibVarValue("phys_falldelta5", "40"); + aassettings.phys_falldelta10 = LibVarValue("phys_falldelta10", "60"); + aassettings.rs_waterjump = LibVarValue("rs_waterjump", "400"); + aassettings.rs_teleport = LibVarValue("rs_teleport", "50"); + aassettings.rs_barrierjump = LibVarValue("rs_barrierjump", "100"); + aassettings.rs_startcrouch = LibVarValue("rs_startcrouch", "300"); + aassettings.rs_startgrapple = LibVarValue("rs_startgrapple", "500"); + aassettings.rs_startwalkoffledge = LibVarValue("rs_startwalkoffledge", "70"); + aassettings.rs_startjump = LibVarValue("rs_startjump", "300"); + aassettings.rs_rocketjump = LibVarValue("rs_rocketjump", "500"); + aassettings.rs_bfgjump = LibVarValue("rs_bfgjump", "500"); + aassettings.rs_jumppad = LibVarValue("rs_jumppad", "250"); + aassettings.rs_aircontrolledjumppad = LibVarValue("rs_aircontrolledjumppad", "300"); + aassettings.rs_funcbob = LibVarValue("rs_funcbob", "300"); + aassettings.rs_startelevator = LibVarValue("rs_startelevator", "50"); + aassettings.rs_falldamage5 = LibVarValue("rs_falldamage5", "300"); + aassettings.rs_falldamage10 = LibVarValue("rs_falldamage10", "500"); + aassettings.rs_maxfallheight = LibVarValue("rs_maxfallheight", "0"); + aassettings.rs_maxjumpfallheight = LibVarValue("rs_maxjumpfallheight", "450"); +} //end of the function AAS_InitSettings +//=========================================================================== +// returns qtrue if the bot is against a ladder +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_AgainstLadder(vec3_t origin) +{ + int areanum, i, facenum, side; + vec3_t org; + aas_plane_t *plane; + aas_face_t *face; + aas_area_t *area; + + VectorCopy(origin, org); + areanum = AAS_PointAreaNum(org); + if (!areanum) + { + org[0] += 1; + areanum = AAS_PointAreaNum(org); + if (!areanum) + { + org[1] += 1; + areanum = AAS_PointAreaNum(org); + if (!areanum) + { + org[0] -= 2; + areanum = AAS_PointAreaNum(org); + if (!areanum) + { + org[1] -= 2; + areanum = AAS_PointAreaNum(org); + } //end if + } //end if + } //end if + } //end if + //if in solid... wrrr shouldn't happen + if (!areanum) return qfalse; + //if not in a ladder area + if (!(aasworld.areasettings[areanum].areaflags & AREA_LADDER)) return qfalse; + //if a crouch only area + if (!(aasworld.areasettings[areanum].presencetype & PRESENCE_NORMAL)) return qfalse; + // + area = &aasworld.areas[areanum]; + for (i = 0; i < area->numfaces; i++) + { + facenum = aasworld.faceindex[area->firstface + i]; + side = facenum < 0; + face = &aasworld.faces[abs(facenum)]; + //if the face isn't a ladder face + if (!(face->faceflags & FACE_LADDER)) continue; + //get the plane the face is in + plane = &aasworld.planes[face->planenum ^ side]; + //if the origin is pretty close to the plane + if (abs(DotProduct(plane->normal, origin) - plane->dist) < 3) + { + if (AAS_PointInsideFace(abs(facenum), origin, 0.1f)) return qtrue; + } //end if + } //end for + return qfalse; +} //end of the function AAS_AgainstLadder +//=========================================================================== +// returns qtrue if the bot is on the ground +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_OnGround(vec3_t origin, int presencetype, int passent) +{ + aas_trace_t trace; + vec3_t end, up = {0, 0, 1}; + aas_plane_t *plane; + + VectorCopy(origin, end); + end[2] -= 10; + + trace = AAS_TraceClientBBox(origin, end, presencetype, passent); + + //if in solid + if (trace.startsolid) return qfalse; + //if nothing hit at all + if (trace.fraction >= 1.0) return qfalse; + //if too far from the hit plane + if (origin[2] - trace.endpos[2] > 10) return qfalse; + //check if the plane isn't too steep + plane = AAS_PlaneFromNum(trace.planenum); + if (DotProduct(plane->normal, up) < aassettings.phys_maxsteepness) return qfalse; + //the bot is on the ground + return qtrue; +} //end of the function AAS_OnGround +//=========================================================================== +// returns qtrue if a bot at the given position is swimming +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_Swimming(vec3_t origin) +{ + vec3_t testorg; + + VectorCopy(origin, testorg); + testorg[2] -= 2; + if (AAS_PointContents(testorg) & (CONTENTS_LAVA|CONTENTS_SLIME|CONTENTS_WATER)) return qtrue; + return qfalse; +} //end of the function AAS_Swimming +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +static vec3_t VEC_UP = {0, -1, 0}; +static vec3_t MOVEDIR_UP = {0, 0, 1}; +static vec3_t VEC_DOWN = {0, -2, 0}; +static vec3_t MOVEDIR_DOWN = {0, 0, -1}; + +void AAS_SetMovedir(vec3_t angles, vec3_t movedir) +{ + if (VectorCompare(angles, VEC_UP)) + { + VectorCopy(MOVEDIR_UP, movedir); + } //end if + else if (VectorCompare(angles, VEC_DOWN)) + { + VectorCopy(MOVEDIR_DOWN, movedir); + } //end else if + else + { + AngleVectors(angles, movedir, NULL, NULL); + } //end else +} //end of the function AAS_SetMovedir +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_JumpReachRunStart(aas_reachability_t *reach, vec3_t runstart) +{ + vec3_t hordir, start, cmdmove; + aas_clientmove_t move; + + // + hordir[0] = reach->start[0] - reach->end[0]; + hordir[1] = reach->start[1] - reach->end[1]; + hordir[2] = 0; + VectorNormalize(hordir); + //start point + VectorCopy(reach->start, start); + start[2] += 1; + //get command movement + VectorScale(hordir, 400, cmdmove); + // + AAS_PredictClientMovement(&move, -1, start, PRESENCE_NORMAL, qtrue, + vec3_origin, cmdmove, 1, 2, 0.1f, + SE_ENTERWATER|SE_ENTERSLIME|SE_ENTERLAVA| + SE_HITGROUNDDAMAGE|SE_GAP, 0, qfalse); + VectorCopy(move.endpos, runstart); + //don't enter slime or lava and don't fall from too high + if (move.stopevent & (SE_ENTERSLIME|SE_ENTERLAVA|SE_HITGROUNDDAMAGE)) + { + VectorCopy(start, runstart); + } //end if +} //end of the function AAS_JumpReachRunStart +//=========================================================================== +// returns the Z velocity when rocket jumping at the origin +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +float AAS_WeaponJumpZVelocity(vec3_t origin, float radiusdamage) +{ + vec3_t kvel, v, start, end, forward, right, viewangles, dir; + float mass, knockback, points; + vec3_t rocketoffset = {8, 8, -8}; + vec3_t botmins = {-16, -16, -24}; + vec3_t botmaxs = {16, 16, 32}; + bsp_trace_t bsptrace; + + //look down (90 degrees) + viewangles[PITCH] = 90; + viewangles[YAW] = 0; + viewangles[ROLL] = 0; + //get the start point shooting from + VectorCopy(origin, start); + start[2] += 8; //view offset Z + AngleVectors(viewangles, forward, right, NULL); + start[0] += forward[0] * rocketoffset[0] + right[0] * rocketoffset[1]; + start[1] += forward[1] * rocketoffset[0] + right[1] * rocketoffset[1]; + start[2] += forward[2] * rocketoffset[0] + right[2] * rocketoffset[1] + rocketoffset[2]; + //end point of the trace + VectorMA(start, 500, forward, end); + //trace a line to get the impact point + bsptrace = AAS_Trace(start, NULL, NULL, end, 1, CONTENTS_SOLID); + //calculate the damage the bot will get from the rocket impact + VectorAdd(botmins, botmaxs, v); + VectorMA(origin, 0.5, v, v); + VectorSubtract(bsptrace.endpos, v, v); + // + points = radiusdamage - 0.5 * VectorLength(v); + if (points < 0) points = 0; + //the owner of the rocket gets half the damage + points *= 0.5; + //mass of the bot (p_client.c: PutClientInServer) + mass = 200; + //knockback is the same as the damage points + knockback = points; + //direction of the damage (from trace.endpos to bot origin) + VectorSubtract(origin, bsptrace.endpos, dir); + VectorNormalize(dir); + //damage velocity + VectorScale(dir, 1600.0 * (float)knockback / mass, kvel); //the rocket jump hack... + //rocket impact velocity + jump velocity + return kvel[2] + aassettings.phys_jumpvel; +} //end of the function AAS_WeaponJumpZVelocity +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +float AAS_RocketJumpZVelocity(vec3_t origin) +{ + //rocket radius damage is 120 (p_weapon.c: Weapon_RocketLauncher_Fire) + return AAS_WeaponJumpZVelocity(origin, 120); +} //end of the function AAS_RocketJumpZVelocity +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +float AAS_BFGJumpZVelocity(vec3_t origin) +{ + //bfg radius damage is 1000 (p_weapon.c: weapon_bfg_fire) + return AAS_WeaponJumpZVelocity(origin, 120); +} //end of the function AAS_BFGJumpZVelocity +//=========================================================================== +// applies ground friction to the given velocity +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_Accelerate(vec3_t velocity, float frametime, vec3_t wishdir, float wishspeed, float accel) +{ + // q2 style + int i; + float addspeed, accelspeed, currentspeed; + + currentspeed = DotProduct(velocity, wishdir); + addspeed = wishspeed - currentspeed; + if (addspeed <= 0) { + return; + } + accelspeed = accel*frametime*wishspeed; + if (accelspeed > addspeed) { + accelspeed = addspeed; + } + + for (i=0 ; i<3 ; i++) { + velocity[i] += accelspeed*wishdir[i]; + } +} //end of the function AAS_Accelerate +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_AirControl(vec3_t start, vec3_t end, vec3_t velocity, vec3_t cmdmove) +{ + vec3_t dir; + + VectorSubtract(end, start, dir); +} //end of the function AAS_AirControl +//=========================================================================== +// applies ground friction to the given velocity +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_ApplyFriction(vec3_t vel, float friction, float stopspeed, + float frametime) +{ + float speed, control, newspeed; + + //horizontal speed + speed = sqrt(vel[0] * vel[0] + vel[1] * vel[1]); + if (speed) + { + control = speed < stopspeed ? stopspeed : speed; + newspeed = speed - frametime * control * friction; + if (newspeed < 0) newspeed = 0; + newspeed /= speed; + vel[0] *= newspeed; + vel[1] *= newspeed; + } //end if +} //end of the function AAS_ApplyFriction +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_ClipToBBox(aas_trace_t *trace, vec3_t start, vec3_t end, int presencetype, vec3_t mins, vec3_t maxs) +{ + int i, j, side; + float front, back, frac, planedist; + vec3_t bboxmins, bboxmaxs, absmins, absmaxs, dir, mid; + + AAS_PresenceTypeBoundingBox(presencetype, bboxmins, bboxmaxs); + VectorSubtract(mins, bboxmaxs, absmins); + VectorSubtract(maxs, bboxmins, absmaxs); + // + VectorCopy(end, trace->endpos); + trace->fraction = 1; + for (i = 0; i < 3; i++) + { + if (start[i] < absmins[i] && end[i] < absmins[i]) return qfalse; + if (start[i] > absmaxs[i] && end[i] > absmaxs[i]) return qfalse; + } //end for + //check bounding box collision + VectorSubtract(end, start, dir); + frac = 1; + for (i = 0; i < 3; i++) + { + //get plane to test collision with for the current axis direction + if (dir[i] > 0) planedist = absmins[i]; + else planedist = absmaxs[i]; + //calculate collision fraction + front = start[i] - planedist; + back = end[i] - planedist; + frac = front / (front-back); + //check if between bounding planes of next axis + side = i + 1; + if (side > 2) side = 0; + mid[side] = start[side] + dir[side] * frac; + if (mid[side] > absmins[side] && mid[side] < absmaxs[side]) + { + //check if between bounding planes of next axis + side++; + if (side > 2) side = 0; + mid[side] = start[side] + dir[side] * frac; + if (mid[side] > absmins[side] && mid[side] < absmaxs[side]) + { + mid[i] = planedist; + break; + } //end if + } //end if + } //end for + //if there was a collision + if (i != 3) + { + trace->startsolid = qfalse; + trace->fraction = frac; + trace->ent = 0; + trace->planenum = 0; + trace->area = 0; + trace->lastarea = 0; + //trace endpos + for (j = 0; j < 3; j++) trace->endpos[j] = start[j] + dir[j] * frac; + return qtrue; + } //end if + return qfalse; +} //end of the function AAS_ClipToBBox +//=========================================================================== +// predicts the movement +// assumes regular bounding box sizes +// NOTE: out of water jumping is not included +// NOTE: grappling hook is not included +// +// Parameter: origin : origin to start with +// presencetype : presence type to start with +// velocity : velocity to start with +// cmdmove : client command movement +// cmdframes : number of frame cmdmove is valid +// maxframes : maximum number of predicted frames +// frametime : duration of one predicted frame +// stopevent : events that stop the prediction +// stopareanum : stop as soon as entered this area +// Returns: aas_clientmove_t +// Changes Globals: - +//=========================================================================== +int AAS_ClientMovementPrediction(struct aas_clientmove_s *move, + int entnum, vec3_t origin, + int presencetype, int onground, + vec3_t velocity, vec3_t cmdmove, + int cmdframes, + int maxframes, float frametime, + int stopevent, int stopareanum, + vec3_t mins, vec3_t maxs, int visualize) +{ + float phys_friction, phys_stopspeed, phys_gravity, phys_waterfriction; + float phys_watergravity; + float phys_walkaccelerate, phys_airaccelerate, phys_swimaccelerate; + float phys_maxwalkvelocity, phys_maxcrouchvelocity, phys_maxswimvelocity; + float phys_maxstep, phys_maxsteepness, phys_jumpvel, friction; + float gravity, delta, maxvel, wishspeed, accelerate; + //float velchange, newvel; + int n, i, j, pc, step, swimming, ax, crouch, event, jump_frame, areanum; + int areas[20], numareas; + vec3_t points[20]; + vec3_t org, end, feet, start, stepend, lastorg, wishdir; + vec3_t frame_test_vel, old_frame_test_vel, left_test_vel; + vec3_t up = {0, 0, 1}; + aas_plane_t *plane, *plane2; + aas_trace_t trace, steptrace; + + if (frametime <= 0) frametime = 0.1f; + // + phys_friction = aassettings.phys_friction; + phys_stopspeed = aassettings.phys_stopspeed; + phys_gravity = aassettings.phys_gravity; + phys_waterfriction = aassettings.phys_waterfriction; + phys_watergravity = aassettings.phys_watergravity; + phys_maxwalkvelocity = aassettings.phys_maxwalkvelocity;// * frametime; + phys_maxcrouchvelocity = aassettings.phys_maxcrouchvelocity;// * frametime; + phys_maxswimvelocity = aassettings.phys_maxswimvelocity;// * frametime; + phys_walkaccelerate = aassettings.phys_walkaccelerate; + phys_airaccelerate = aassettings.phys_airaccelerate; + phys_swimaccelerate = aassettings.phys_swimaccelerate; + phys_maxstep = aassettings.phys_maxstep; + phys_maxsteepness = aassettings.phys_maxsteepness; + phys_jumpvel = aassettings.phys_jumpvel * frametime; + // + Com_Memset(move, 0, sizeof(aas_clientmove_t)); + Com_Memset(&trace, 0, sizeof(aas_trace_t)); + //start at the current origin + VectorCopy(origin, org); + org[2] += 0.25; + //velocity to test for the first frame + VectorScale(velocity, frametime, frame_test_vel); + // + jump_frame = -1; + //predict a maximum of 'maxframes' ahead + for (n = 0; n < maxframes; n++) + { + swimming = AAS_Swimming(org); + //get gravity depending on swimming or not + gravity = swimming ? phys_watergravity : phys_gravity; + //apply gravity at the START of the frame + frame_test_vel[2] = frame_test_vel[2] - (gravity * 0.1 * frametime); + //if on the ground or swimming + if (onground || swimming) + { + friction = swimming ? phys_friction : phys_waterfriction; + //apply friction + VectorScale(frame_test_vel, 1/frametime, frame_test_vel); + AAS_ApplyFriction(frame_test_vel, friction, phys_stopspeed, frametime); + VectorScale(frame_test_vel, frametime, frame_test_vel); + } //end if + crouch = qfalse; + //apply command movement + if (n < cmdframes) + { + ax = 0; + maxvel = phys_maxwalkvelocity; + accelerate = phys_airaccelerate; + VectorCopy(cmdmove, wishdir); + if (onground) + { + if (cmdmove[2] < -300) + { + crouch = qtrue; + maxvel = phys_maxcrouchvelocity; + } //end if + //if not swimming and upmove is positive then jump + if (!swimming && cmdmove[2] > 1) + { + //jump velocity minus the gravity for one frame + 5 for safety + frame_test_vel[2] = phys_jumpvel - (gravity * 0.1 * frametime) + 5; + jump_frame = n; + //jumping so air accelerate + accelerate = phys_airaccelerate; + } //end if + else + { + accelerate = phys_walkaccelerate; + } //end else + ax = 2; + } //end if + if (swimming) + { + maxvel = phys_maxswimvelocity; + accelerate = phys_swimaccelerate; + ax = 3; + } //end if + else + { + wishdir[2] = 0; + } //end else + // + wishspeed = VectorNormalize(wishdir); + if (wishspeed > maxvel) wishspeed = maxvel; + VectorScale(frame_test_vel, 1/frametime, frame_test_vel); + AAS_Accelerate(frame_test_vel, frametime, wishdir, wishspeed, accelerate); + VectorScale(frame_test_vel, frametime, frame_test_vel); + /* + for (i = 0; i < ax; i++) + { + velchange = (cmdmove[i] * frametime) - frame_test_vel[i]; + if (velchange > phys_maxacceleration) velchange = phys_maxacceleration; + else if (velchange < -phys_maxacceleration) velchange = -phys_maxacceleration; + newvel = frame_test_vel[i] + velchange; + // + if (frame_test_vel[i] <= maxvel && newvel > maxvel) frame_test_vel[i] = maxvel; + else if (frame_test_vel[i] >= -maxvel && newvel < -maxvel) frame_test_vel[i] = -maxvel; + else frame_test_vel[i] = newvel; + } //end for + */ + } //end if + if (crouch) + { + presencetype = PRESENCE_CROUCH; + } //end if + else if (presencetype == PRESENCE_CROUCH) + { + if (AAS_PointPresenceType(org) & PRESENCE_NORMAL) + { + presencetype = PRESENCE_NORMAL; + } //end if + } //end else + //save the current origin + VectorCopy(org, lastorg); + //move linear during one frame + VectorCopy(frame_test_vel, left_test_vel); + j = 0; + do + { + VectorAdd(org, left_test_vel, end); + //trace a bounding box + trace = AAS_TraceClientBBox(org, end, presencetype, entnum); + // +//#ifdef AAS_MOVE_DEBUG + if (visualize) + { + if (trace.startsolid) botimport.Print(PRT_MESSAGE, "PredictMovement: start solid\n"); + AAS_DebugLine(org, trace.endpos, LINECOLOR_RED); + } //end if +//#endif //AAS_MOVE_DEBUG + // + if (stopevent & (SE_ENTERAREA|SE_TOUCHJUMPPAD|SE_TOUCHTELEPORTER|SE_TOUCHCLUSTERPORTAL)) + { + numareas = AAS_TraceAreas(org, trace.endpos, areas, points, 20); + for (i = 0; i < numareas; i++) + { + if (stopevent & SE_ENTERAREA) + { + if (areas[i] == stopareanum) + { + VectorCopy(points[i], move->endpos); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->endarea = areas[i]; + move->trace = trace; + move->stopevent = SE_ENTERAREA; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + //NOTE: if not the first frame + if ((stopevent & SE_TOUCHJUMPPAD) && n) + { + if (aasworld.areasettings[areas[i]].contents & AREACONTENTS_JUMPPAD) + { + VectorCopy(points[i], move->endpos); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->endarea = areas[i]; + move->trace = trace; + move->stopevent = SE_TOUCHJUMPPAD; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + if (stopevent & SE_TOUCHTELEPORTER) + { + if (aasworld.areasettings[areas[i]].contents & AREACONTENTS_TELEPORTER) + { + VectorCopy(points[i], move->endpos); + move->endarea = areas[i]; + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_TOUCHTELEPORTER; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + if (stopevent & SE_TOUCHCLUSTERPORTAL) + { + if (aasworld.areasettings[areas[i]].contents & AREACONTENTS_CLUSTERPORTAL) + { + VectorCopy(points[i], move->endpos); + move->endarea = areas[i]; + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_TOUCHCLUSTERPORTAL; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + } //end for + } //end if + // + if (stopevent & SE_HITBOUNDINGBOX) + { + if (AAS_ClipToBBox(&trace, org, trace.endpos, presencetype, mins, maxs)) + { + VectorCopy(trace.endpos, move->endpos); + move->endarea = AAS_PointAreaNum(move->endpos); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_HITBOUNDINGBOX; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + //move the entity to the trace end point + VectorCopy(trace.endpos, org); + //if there was a collision + if (trace.fraction < 1.0) + { + //get the plane the bounding box collided with + plane = AAS_PlaneFromNum(trace.planenum); + // + if (stopevent & SE_HITGROUNDAREA) + { + if (DotProduct(plane->normal, up) > phys_maxsteepness) + { + VectorCopy(org, start); + start[2] += 0.5; + if (AAS_PointAreaNum(start) == stopareanum) + { + VectorCopy(start, move->endpos); + move->endarea = stopareanum; + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_HITGROUNDAREA; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + } //end if + //assume there's no step + step = qfalse; + //if it is a vertical plane and the bot didn't jump recently + if (plane->normal[2] == 0 && (jump_frame < 0 || n - jump_frame > 2)) + { + //check for a step + VectorMA(org, -0.25, plane->normal, start); + VectorCopy(start, stepend); + start[2] += phys_maxstep; + steptrace = AAS_TraceClientBBox(start, stepend, presencetype, entnum); + // + if (!steptrace.startsolid) + { + plane2 = AAS_PlaneFromNum(steptrace.planenum); + if (DotProduct(plane2->normal, up) > phys_maxsteepness) + { + VectorSubtract(end, steptrace.endpos, left_test_vel); + left_test_vel[2] = 0; + frame_test_vel[2] = 0; +//#ifdef AAS_MOVE_DEBUG + if (visualize) + { + if (steptrace.endpos[2] - org[2] > 0.125) + { + VectorCopy(org, start); + start[2] = steptrace.endpos[2]; + AAS_DebugLine(org, start, LINECOLOR_BLUE); + } //end if + } //end if +//#endif //AAS_MOVE_DEBUG + org[2] = steptrace.endpos[2]; + step = qtrue; + } //end if + } //end if + } //end if + // + if (!step) + { + //velocity left to test for this frame is the projection + //of the current test velocity into the hit plane + VectorMA(left_test_vel, -DotProduct(left_test_vel, plane->normal), + plane->normal, left_test_vel); + //store the old velocity for landing check + VectorCopy(frame_test_vel, old_frame_test_vel); + //test velocity for the next frame is the projection + //of the velocity of the current frame into the hit plane + VectorMA(frame_test_vel, -DotProduct(frame_test_vel, plane->normal), + plane->normal, frame_test_vel); + //check for a landing on an almost horizontal floor + if (DotProduct(plane->normal, up) > phys_maxsteepness) + { + onground = qtrue; + } //end if + if (stopevent & SE_HITGROUNDDAMAGE) + { + delta = 0; + if (old_frame_test_vel[2] < 0 && + frame_test_vel[2] > old_frame_test_vel[2] && + !onground) + { + delta = old_frame_test_vel[2]; + } //end if + else if (onground) + { + delta = frame_test_vel[2] - old_frame_test_vel[2]; + } //end else + if (delta) + { + delta = delta * 10; + delta = delta * delta * 0.0001; + if (swimming) delta = 0; + // never take falling damage if completely underwater + /* + if (ent->waterlevel == 3) return; + if (ent->waterlevel == 2) delta *= 0.25; + if (ent->waterlevel == 1) delta *= 0.5; + */ + if (delta > 40) + { + VectorCopy(org, move->endpos); + move->endarea = AAS_PointAreaNum(org); + VectorCopy(frame_test_vel, move->velocity); + move->trace = trace; + move->stopevent = SE_HITGROUNDDAMAGE; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + } //end if + } //end if + } //end if + //extra check to prevent endless loop + if (++j > 20) return qfalse; + //while there is a plane hit + } while(trace.fraction < 1.0); + //if going down + if (frame_test_vel[2] <= 10) + { + //check for a liquid at the feet of the bot + VectorCopy(org, feet); + feet[2] -= 22; + pc = AAS_PointContents(feet); + //get event from pc + event = SE_NONE; + if (pc & CONTENTS_LAVA) event |= SE_ENTERLAVA; + if (pc & CONTENTS_SLIME) event |= SE_ENTERSLIME; + if (pc & CONTENTS_WATER) event |= SE_ENTERWATER; + // + areanum = AAS_PointAreaNum(org); + if (aasworld.areasettings[areanum].contents & AREACONTENTS_LAVA) + event |= SE_ENTERLAVA; + if (aasworld.areasettings[areanum].contents & AREACONTENTS_SLIME) + event |= SE_ENTERSLIME; + if (aasworld.areasettings[areanum].contents & AREACONTENTS_WATER) + event |= SE_ENTERWATER; + //if in lava or slime + if (event & stopevent) + { + VectorCopy(org, move->endpos); + move->endarea = areanum; + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->stopevent = event & stopevent; + move->presencetype = presencetype; + move->endcontents = pc; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + // + onground = AAS_OnGround(org, presencetype, entnum); + //if onground and on the ground for at least one whole frame + if (onground) + { + if (stopevent & SE_HITGROUND) + { + VectorCopy(org, move->endpos); + move->endarea = AAS_PointAreaNum(org); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_HITGROUND; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + else if (stopevent & SE_LEAVEGROUND) + { + VectorCopy(org, move->endpos); + move->endarea = AAS_PointAreaNum(org); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_LEAVEGROUND; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end else if + else if (stopevent & SE_GAP) + { + aas_trace_t gaptrace; + + VectorCopy(org, start); + VectorCopy(start, end); + end[2] -= 48 + aassettings.phys_maxbarrier; + gaptrace = AAS_TraceClientBBox(start, end, PRESENCE_CROUCH, -1); + //if solid is found the bot cannot walk any further and will not fall into a gap + if (!gaptrace.startsolid) + { + //if it is a gap (lower than one step height) + if (gaptrace.endpos[2] < org[2] - aassettings.phys_maxstep - 1) + { + if (!(AAS_PointContents(end) & CONTENTS_WATER)) + { + VectorCopy(lastorg, move->endpos); + move->endarea = AAS_PointAreaNum(lastorg); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->trace = trace; + move->stopevent = SE_GAP; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + return qtrue; + } //end if + } //end if + } //end if + } //end else if + } //end for + // + VectorCopy(org, move->endpos); + move->endarea = AAS_PointAreaNum(org); + VectorScale(frame_test_vel, 1/frametime, move->velocity); + move->stopevent = SE_NONE; + move->presencetype = presencetype; + move->endcontents = 0; + move->time = n * frametime; + move->frames = n; + // + return qtrue; +} //end of the function AAS_ClientMovementPrediction +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_PredictClientMovement(struct aas_clientmove_s *move, + int entnum, vec3_t origin, + int presencetype, int onground, + vec3_t velocity, vec3_t cmdmove, + int cmdframes, + int maxframes, float frametime, + int stopevent, int stopareanum, int visualize) +{ + vec3_t mins, maxs; + return AAS_ClientMovementPrediction(move, entnum, origin, presencetype, onground, + velocity, cmdmove, cmdframes, maxframes, + frametime, stopevent, stopareanum, + mins, maxs, visualize); +} //end of the function AAS_PredictClientMovement +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +int AAS_ClientMovementHitBBox(struct aas_clientmove_s *move, + int entnum, vec3_t origin, + int presencetype, int onground, + vec3_t velocity, vec3_t cmdmove, + int cmdframes, + int maxframes, float frametime, + vec3_t mins, vec3_t maxs, int visualize) +{ + return AAS_ClientMovementPrediction(move, entnum, origin, presencetype, onground, + velocity, cmdmove, cmdframes, maxframes, + frametime, SE_HITBOUNDINGBOX, 0, + mins, maxs, visualize); +} //end of the function AAS_ClientMovementHitBBox +//=========================================================================== +// +// Parameter: - +// Returns: - +// Changes Globals: - +//=========================================================================== +void AAS_TestMovementPrediction(int entnum, vec3_t origin, vec3_t dir) +{ + vec3_t velocity, cmdmove; + aas_clientmove_t move; + + VectorClear(velocity); + if (!AAS_Swimming(origin)) dir[2] = 0; + VectorNormalize(dir); + VectorScale(dir, 400, cmdmove); + cmdmove[2] = 224; + AAS_ClearShownDebugLines(); + AAS_PredictClientMovement(&move, entnum, origin, PRESENCE_NORMAL, qtrue, + velocity, cmdmove, 13, 13, 0.1f, SE_HITGROUND, 0, qtrue);//SE_LEAVEGROUND); + if (move.stopevent & SE_LEAVEGROUND) + { + botimport.Print(PRT_MESSAGE, "leave ground\n"); + } //end if +} //end of the function TestMovementPrediction +//=========================================================================== +// calculates the horizontal velocity needed to perform a jump from start +// to end +// +// Parameter: zvel : z velocity for jump +// start : start position of jump +// end : end position of jump +// *speed : returned speed for jump +// Returns: qfalse if too high or too far from start to end +// Changes Globals: - +//=========================================================================== +int AAS_HorizontalVelocityForJump(float zvel, vec3_t start, vec3_t end, float *velocity) +{ + float phys_gravity, phys_maxvelocity; + float maxjump, height2fall, t, top; + vec3_t dir; + + phys_gravity = aassettings.phys_gravity; + phys_maxvelocity = aassettings.phys_maxvelocity; + + //maximum height a player can jump with the given initial z velocity + maxjump = 0.5 * phys_gravity * (zvel / phys_gravity) * (zvel / phys_gravity); + //top of the parabolic jump + top = start[2] + maxjump; + //height the bot will fall from the top + height2fall = top - end[2]; + //if the goal is to high to jump to + if (height2fall < 0) + { + *velocity = phys_maxvelocity; + return 0; + } //end if + //time a player takes to fall the height + t = sqrt(height2fall / (0.5 * phys_gravity)); + //direction from start to end + VectorSubtract(end, start, dir); + // + if ( (t + zvel / phys_gravity) == 0.0f ) { + *velocity = phys_maxvelocity; + return 0; + } + //calculate horizontal speed + *velocity = sqrt(dir[0]*dir[0] + dir[1]*dir[1]) / (t + zvel / phys_gravity); + //the horizontal speed must be lower than the max speed + if (*velocity > phys_maxvelocity) + { + *velocity = phys_maxvelocity; + return 0; + } //end if + return 1; +} //end of the function AAS_HorizontalVelocityForJump |