]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - view.c
use dynamic eye position-centered bouncegrid when rendering in dynamic
[xonotic/darkplaces.git] / view.c
diff --git a/view.c b/view.c
index 39c4be9c29009accc70ecbf5946081858ac9158b..6be70a6d086108035e12c00709f3c706c8fc9af8 100644 (file)
--- a/view.c
+++ b/view.c
@@ -39,18 +39,40 @@ cvar_t cl_rollangle = {0, "cl_rollangle", "2.0", "how much to tilt the view when
 cvar_t cl_bob = {CVAR_SAVE, "cl_bob","0.02", "view bobbing amount"};
 cvar_t cl_bobcycle = {CVAR_SAVE, "cl_bobcycle","0.6", "view bobbing speed"};
 cvar_t cl_bobup = {CVAR_SAVE, "cl_bobup","0.5", "view bobbing adjustment that makes the up or down swing of the bob last longer"};
-
+cvar_t cl_bob2 = {CVAR_SAVE, "cl_bob2","0", "sideways view bobbing amount"};
+cvar_t cl_bob2cycle = {CVAR_SAVE, "cl_bob2cycle","0.6", "sideways view bobbing speed"};
+cvar_t cl_bob2smooth = {CVAR_SAVE, "cl_bob2smooth","0.05", "how fast the view goes back when you stop touching the ground"};
+cvar_t cl_bobfall = {CVAR_SAVE, "cl_bobfall","0", "how much the view swings down when falling (influenced by the speed you hit the ground with)"};
+cvar_t cl_bobfallcycle = {CVAR_SAVE, "cl_bobfallcycle","3", "speed of the bobfall swing"};
+cvar_t cl_bobfallminspeed = {CVAR_SAVE, "cl_bobfallminspeed","200", "necessary amount of speed for bob-falling to occur"};
 cvar_t cl_bobmodel = {CVAR_SAVE, "cl_bobmodel", "1", "enables gun bobbing"};
 cvar_t cl_bobmodel_side = {CVAR_SAVE, "cl_bobmodel_side", "0.15", "gun bobbing sideways sway amount"};
 cvar_t cl_bobmodel_up = {CVAR_SAVE, "cl_bobmodel_up", "0.06", "gun bobbing upward movement amount"};
 cvar_t cl_bobmodel_speed = {CVAR_SAVE, "cl_bobmodel_speed", "7", "gun bobbing speed"};
 
-cvar_t cl_leanmodel_side = {CVAR_SAVE, "cl_leanmodel_side", "1", "enables gun leaning sideways"};
-cvar_t cl_leanmodel_side_speed = {CVAR_SAVE, "cl_leanmodel_side_speed", "2.5", "gun leaning sideways speed"};
-cvar_t cl_leanmodel_side_limit = {CVAR_SAVE, "cl_leanmodel_side_limit", "7.5", "gun leaning sideways limit"};
-cvar_t cl_leanmodel_up = {CVAR_SAVE, "cl_leanmodel_up", "1", "enables gun leaning upward"};
-cvar_t cl_leanmodel_up_speed = {CVAR_SAVE, "cl_leanmodel_up_speed", "2", "gun leaning upward speed"};
-cvar_t cl_leanmodel_up_limit = {CVAR_SAVE, "cl_leanmodel_up_limit", "5", "gun leaning upward limit"};
+cvar_t cl_leanmodel = {CVAR_SAVE, "cl_leanmodel", "0", "enables gun leaning"};
+cvar_t cl_leanmodel_side_speed = {CVAR_SAVE, "cl_leanmodel_side_speed", "0.7", "gun leaning sideways speed"};
+cvar_t cl_leanmodel_side_limit = {CVAR_SAVE, "cl_leanmodel_side_limit", "35", "gun leaning sideways limit"};
+cvar_t cl_leanmodel_side_highpass1 = {CVAR_SAVE, "cl_leanmodel_side_highpass1", "30", "gun leaning sideways pre-highpass in 1/s"};
+cvar_t cl_leanmodel_side_highpass = {CVAR_SAVE, "cl_leanmodel_side_highpass", "3", "gun leaning sideways highpass in 1/s"};
+cvar_t cl_leanmodel_side_lowpass = {CVAR_SAVE, "cl_leanmodel_side_lowpass", "20", "gun leaning sideways lowpass in 1/s"};
+cvar_t cl_leanmodel_up_speed = {CVAR_SAVE, "cl_leanmodel_up_speed", "0.65", "gun leaning upward speed"};
+cvar_t cl_leanmodel_up_limit = {CVAR_SAVE, "cl_leanmodel_up_limit", "50", "gun leaning upward limit"};
+cvar_t cl_leanmodel_up_highpass1 = {CVAR_SAVE, "cl_leanmodel_up_highpass1", "5", "gun leaning upward pre-highpass in 1/s"};
+cvar_t cl_leanmodel_up_highpass = {CVAR_SAVE, "cl_leanmodel_up_highpass", "15", "gun leaning upward highpass in 1/s"};
+cvar_t cl_leanmodel_up_lowpass = {CVAR_SAVE, "cl_leanmodel_up_lowpass", "20", "gun leaning upward lowpass in 1/s"};
+
+cvar_t cl_followmodel = {CVAR_SAVE, "cl_followmodel", "0", "enables gun following"};
+cvar_t cl_followmodel_side_speed = {CVAR_SAVE, "cl_followmodel_side_speed", "0.25", "gun following sideways speed"};
+cvar_t cl_followmodel_side_limit = {CVAR_SAVE, "cl_followmodel_side_limit", "6", "gun following sideways limit"};
+cvar_t cl_followmodel_side_highpass1 = {CVAR_SAVE, "cl_followmodel_side_highpass1", "30", "gun following sideways pre-highpass in 1/s"};
+cvar_t cl_followmodel_side_highpass = {CVAR_SAVE, "cl_followmodel_side_highpass", "5", "gun following sideways highpass in 1/s"};
+cvar_t cl_followmodel_side_lowpass = {CVAR_SAVE, "cl_followmodel_side_lowpass", "10", "gun following sideways lowpass in 1/s"};
+cvar_t cl_followmodel_up_speed = {CVAR_SAVE, "cl_followmodel_up_speed", "0.5", "gun following upward speed"};
+cvar_t cl_followmodel_up_limit = {CVAR_SAVE, "cl_followmodel_up_limit", "5", "gun following upward limit"};
+cvar_t cl_followmodel_up_highpass1 = {CVAR_SAVE, "cl_followmodel_up_highpass1", "60", "gun following upward pre-highpass in 1/s"};
+cvar_t cl_followmodel_up_highpass = {CVAR_SAVE, "cl_followmodel_up_highpass", "2", "gun following upward highpass in 1/s"};
+cvar_t cl_followmodel_up_lowpass = {CVAR_SAVE, "cl_followmodel_up_lowpass", "10", "gun following upward lowpass in 1/s"};
 
 cvar_t cl_viewmodel_scale = {0, "cl_viewmodel_scale", "1", "changes size of gun model, lower values prevent poking into walls but cause strange artifacts on lighting and especially r_stereo/vid_stereobuffer options where the size of the gun becomes visible"};
 
@@ -74,6 +96,8 @@ cvar_t v_centerspeed = {0, "v_centerspeed","500", "how fast the view centers its
 
 cvar_t cl_stairsmoothspeed = {CVAR_SAVE, "cl_stairsmoothspeed", "160", "how fast your view moves upward/downward when running up/down stairs"};
 
+cvar_t cl_smoothviewheight = {CVAR_SAVE, "cl_smoothviewheight", "0", "time of the averaging to the viewheight value so that it creates a smooth transition. higher values = longer transition, 0 for instant transition."};
+
 cvar_t chase_back = {CVAR_SAVE, "chase_back", "48", "chase cam distance from the player"};
 cvar_t chase_up = {CVAR_SAVE, "chase_up", "24", "chase cam distance from the player"};
 cvar_t chase_active = {CVAR_SAVE, "chase_active", "0", "enables chase cam"};
@@ -360,12 +384,58 @@ V_CalcRefdef
 static vec3_t eyeboxmins = {-16, -16, -24};
 static vec3_t eyeboxmaxs = { 16,  16,  32};
 #endif
-float viewmodel_push_x, viewmodel_push_y;
-vec3_t gunorg_follow;
+
+static vec_t lowpass(vec_t value, vec_t frac, vec_t *store)
+{
+       frac = bound(0, frac, 1);
+       return (*store = *store * (1 - frac) + value * frac);
+}
+
+static vec_t lowpass_limited(vec_t value, vec_t frac, vec_t limit, vec_t *store)
+{
+       lowpass(value, frac, store);
+       return (*store = bound(value - limit, *store, value + limit));
+}
+
+static vec_t highpass(vec_t value, vec_t frac, vec_t *store)
+{
+       return value - lowpass(value, frac, store);
+}
+
+static vec_t highpass_limited(vec_t value, vec_t frac, vec_t limit, vec_t *store)
+{
+       return value - lowpass_limited(value, frac, limit, store);
+}
+
+static void lowpass3(vec3_t value, vec_t fracx, vec_t fracy, vec_t fracz, vec3_t store, vec3_t out)
+{
+       out[0] = lowpass(value[0], fracx, &store[0]);
+       out[1] = lowpass(value[1], fracy, &store[1]);
+       out[2] = lowpass(value[2], fracz, &store[2]);
+}
+
+static void highpass3(vec3_t value, vec_t fracx, vec_t fracy, vec_t fracz, vec3_t store, vec3_t out)
+{
+       out[0] = highpass(value[0], fracx, &store[0]);
+       out[1] = highpass(value[1], fracy, &store[1]);
+       out[2] = highpass(value[2], fracz, &store[2]);
+}
+
+static void highpass3_limited(vec3_t value, vec_t fracx, vec_t limitx, vec_t fracy, vec_t limity, vec_t fracz, vec_t limitz, vec3_t store, vec3_t out)
+{
+       out[0] = highpass_limited(value[0], fracx, limitx, &store[0]);
+       out[1] = highpass_limited(value[1], fracy, limity, &store[1]);
+       out[2] = highpass_limited(value[2], fracz, limitz, &store[2]);
+}
+
 void V_CalcRefdef (void)
 {
        entity_t *ent;
-       float vieworg[3], gunorg[3], viewangles[3], gunangles[3], smoothtime;
+       float vieworg[3], viewangles[3], smoothtime;
+       float gunorg[3], gunangles[3];
+       
+       static float viewheightavg;
+       float viewheight;       
 #if 0
 // begin of chase camera bounding box size for proper collisions by Alexander Zubov
        vec3_t camboxmins = {-3, -3, -3};
@@ -408,14 +478,14 @@ void V_CalcRefdef (void)
                else
                {
                        // smooth stair stepping, but only if onground and enabled
-                       if (!cl.onground || cl_stairsmoothspeed.value <= 0)
+                       if (!cl.onground || cl_stairsmoothspeed.value <= 0 || !ent->persistent.trail_allowed) // FIXME use a better way to detect teleport/warp
                                cl.stairsmoothz = vieworg[2];
                        else
                        {
                                if (cl.stairsmoothz < vieworg[2])
-                                       vieworg[2] = cl.stairsmoothz = bound(vieworg[2] - 16, cl.stairsmoothz + smoothtime * cl_stairsmoothspeed.value, vieworg[2]);
+                                       vieworg[2] = cl.stairsmoothz = bound(vieworg[2] - cl.movevars_stepheight, cl.stairsmoothz + smoothtime * cl_stairsmoothspeed.value, vieworg[2]);
                                else if (cl.stairsmoothz > vieworg[2])
-                                       vieworg[2] = cl.stairsmoothz = bound(vieworg[2], cl.stairsmoothz - smoothtime * cl_stairsmoothspeed.value, vieworg[2] + 16);
+                                       vieworg[2] = cl.stairsmoothz = bound(vieworg[2], cl.stairsmoothz - smoothtime * cl_stairsmoothspeed.value, vieworg[2] + cl.movevars_stepheight);
                        }
 
                        // apply qw weapon recoil effect (this did not work in QW)
@@ -423,7 +493,10 @@ void V_CalcRefdef (void)
                        viewangles[PITCH] += cl.qw_weaponkick;
 
                        // apply the viewofs (even if chasecam is used)
-                       vieworg[2] += cl.stats[STAT_VIEWHEIGHT];
+                       // Samual: Lets add smoothing for this too so that things like crouching are done with a transition.
+                       viewheight = bound(0, (cl.time - cl.oldtime) / max(0.0001, cl_smoothviewheight.value), 1);
+                       viewheightavg = viewheightavg * (1 - viewheight) + cl.stats[STAT_VIEWHEIGHT] * viewheight;
+                       vieworg[2] += viewheightavg;
 
                        if (chase_active.value)
                        {
@@ -516,7 +589,7 @@ void V_CalcRefdef (void)
                                if (cl.stats[STAT_HEALTH] <= 0 && v_deathtilt.integer)
                                        viewangles[ROLL] = v_deathtiltangle.value;
                                VectorAdd(viewangles, cl.punchangle, viewangles);
-                               viewangles[ROLL] += V_CalcRoll(cl.viewangles, cl.movement_velocity);
+                               viewangles[ROLL] += V_CalcRoll(cl.viewangles, cl.velocity);
                                if (v_dmg_time > 0)
                                {
                                        viewangles[ROLL] += v_dmg_time/v_kicktime.value*v_dmg_roll;
@@ -526,12 +599,64 @@ void V_CalcRefdef (void)
                                VectorAdd(vieworg, cl.punchvector, vieworg);
                                if (cl.stats[STAT_HEALTH] > 0)
                                {
-                                       double xyspeed, bob;
+                                       double xyspeed, bob, bobfall;
+                                       float cycle;
+                                       vec_t frametime;
+
+                                       //frametime = cl.realframetime * cl.movevars_timescale;
+                                       frametime = (cl.time - cl.oldtime) * cl.movevars_timescale;
+                                       
+                                       // 1. if we teleported, clear the frametime... the lowpass will recover the previous value then
+                                       if(!ent->persistent.trail_allowed) // FIXME improve this check
+                                       {
+                                               // try to fix the first highpass; result is NOT
+                                               // perfect! TODO find a better fix
+                                               VectorCopy(viewangles, cl.gunangles_prev);
+                                               VectorCopy(vieworg, cl.gunorg_prev);
+                                       }
 
-                                       xyspeed = sqrt(cl.movement_velocity[0]*cl.movement_velocity[0] + cl.movement_velocity[1]*cl.movement_velocity[1]);
+                                       // 2. for the gun origin, only keep the high frequency (non-DC) parts, which is "somewhat like velocity"
+                                       VectorAdd(cl.gunorg_highpass, cl.gunorg_prev, cl.gunorg_highpass);
+                                       highpass3_limited(vieworg, frametime*cl_followmodel_side_highpass1.value, cl_followmodel_side_limit.value, frametime*cl_followmodel_side_highpass1.value, cl_followmodel_side_limit.value, frametime*cl_followmodel_up_highpass1.value, cl_followmodel_up_limit.value, cl.gunorg_highpass, gunorg);
+                                       VectorCopy(vieworg, cl.gunorg_prev);
+                                       VectorSubtract(cl.gunorg_highpass, cl.gunorg_prev, cl.gunorg_highpass);
+
+                                       // in the highpass, we _store_ the DIFFERENCE to the actual view angles...
+                                       VectorAdd(cl.gunangles_highpass, cl.gunangles_prev, cl.gunangles_highpass);
+                                       cl.gunangles_highpass[PITCH] += 360 * floor((viewangles[PITCH] - cl.gunangles_highpass[PITCH]) / 360 + 0.5);
+                                       cl.gunangles_highpass[YAW] += 360 * floor((viewangles[YAW] - cl.gunangles_highpass[YAW]) / 360 + 0.5);
+                                       cl.gunangles_highpass[ROLL] += 360 * floor((viewangles[ROLL] - cl.gunangles_highpass[ROLL]) / 360 + 0.5);
+                                       highpass3_limited(viewangles, frametime*cl_leanmodel_up_highpass1.value, cl_leanmodel_up_limit.value, frametime*cl_leanmodel_side_highpass1.value, cl_leanmodel_side_limit.value, 0, 0, cl.gunangles_highpass, gunangles);
+                                       VectorCopy(viewangles, cl.gunangles_prev);
+                                       VectorSubtract(cl.gunangles_highpass, cl.gunangles_prev, cl.gunangles_highpass);
+
+                                       // 3. calculate the RAW adjustment vectors
+                                       gunorg[0] *= (cl_followmodel.value ? -cl_followmodel_side_speed.value : 0);
+                                       gunorg[1] *= (cl_followmodel.value ? -cl_followmodel_side_speed.value : 0);
+                                       gunorg[2] *= (cl_followmodel.value ? -cl_followmodel_up_speed.value : 0);
+
+                                       gunangles[PITCH] *= (cl_leanmodel.value ? -cl_leanmodel_up_speed.value : 0);
+                                       gunangles[YAW] *= (cl_leanmodel.value ? -cl_leanmodel_side_speed.value : 0);
+                                       gunangles[ROLL] = 0;
+
+                                       // 4. perform highpass/lowpass on the adjustment vectors (turning velocity into acceleration!)
+                                       //    trick: we must do the lowpass LAST, so the lowpass vector IS the final vector!
+                                       highpass3(gunorg, frametime*cl_followmodel_side_highpass.value, frametime*cl_followmodel_side_highpass.value, frametime*cl_followmodel_up_highpass.value, cl.gunorg_adjustment_highpass, gunorg);
+                                       lowpass3(gunorg, frametime*cl_followmodel_side_lowpass.value, frametime*cl_followmodel_side_lowpass.value, frametime*cl_followmodel_up_lowpass.value, cl.gunorg_adjustment_lowpass, gunorg);
+                                       // we assume here: PITCH = 0, YAW = 1, ROLL = 2
+                                       highpass3(gunangles, frametime*cl_leanmodel_up_highpass.value, frametime*cl_leanmodel_side_highpass.value, 0, cl.gunangles_adjustment_highpass, gunangles);
+                                       lowpass3(gunangles, frametime*cl_leanmodel_up_lowpass.value, frametime*cl_leanmodel_side_lowpass.value, 0, cl.gunangles_adjustment_lowpass, gunangles);
+
+                                       // 5. use the adjusted vectors
+                                       VectorAdd(vieworg, gunorg, gunorg);
+                                       VectorAdd(viewangles, gunangles, gunangles);
+
+                                       // bounded XY speed, used by several effects below
+                                       xyspeed = bound (0, sqrt(cl.velocity[0]*cl.velocity[0] + cl.velocity[1]*cl.velocity[1]), 400);
+
+                                       // vertical view bobbing code
                                        if (cl_bob.value && cl_bobcycle.value)
                                        {
-                                               float cycle;
                                                // LordHavoc: this code is *weird*, but not replacable (I think it
                                                // should be done in QC on the server, but oh well, quake is quake)
                                                // LordHavoc: figured out bobup: the time at which the sin is at 180
@@ -544,12 +669,87 @@ void V_CalcRefdef (void)
                                                        cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
                                                // bob is proportional to velocity in the xy plane
                                                // (don't count Z, or jumping messes it up)
-                                               bob = xyspeed * cl_bob.value;
+                                               bob = xyspeed * bound(0, cl_bob.value, 0.05);
                                                bob = bob*0.3 + bob*0.7*cycle;
-                                               vieworg[2] += bound(-7, bob, 4);
+                                               vieworg[2] += bob;
+                                               // we also need to adjust gunorg, or this appears like pushing the gun!
+                                               // In the old code, this was applied to vieworg BEFORE copying to gunorg,
+                                               // but this is not viable with the new followmodel code as that would mean
+                                               // that followmodel would work on the munged-by-bob vieworg and do feedback
+                                               gunorg[2] += bob;
+                                       }
+
+                                       // horizontal view bobbing code
+                                       if (cl_bob2.value && cl_bob2cycle.value)
+                                       {
+                                               vec3_t bob2vel;
+                                               vec3_t forward, right, up;
+                                               float side, front;
+
+                                               cycle = cl.time / cl_bob2cycle.value;
+                                               cycle -= (int) cycle;
+                                               if (cycle < 0.5)
+                                                       cycle = cos(M_PI * cycle / 0.5); // cos looks better here with the other view bobbing using sin
+                                               else
+                                                       cycle = cos(M_PI + M_PI * (cycle-0.5)/0.5);
+                                               bob = bound(0, cl_bob2.value, 0.05) * cycle;
+
+                                               // this value slowly decreases from 1 to 0 when we stop touching the ground.
+                                               // The cycle is later multiplied with it so the view smooths back to normal
+                                               if (cl.onground && !cl.cmd.jump) // also block the effect while the jump button is pressed, to avoid twitches when bunny-hopping
+                                                       cl.bob2_smooth = 1;
+                                               else
+                                               {
+                                                       if(cl.bob2_smooth > 0)
+                                                               cl.bob2_smooth -= bound(0, cl_bob2smooth.value, 1);
+                                                       else
+                                                               cl.bob2_smooth = 0;
+                                               }
+
+                                               // calculate the front and side of the player between the X and Y axes
+                                               AngleVectors(viewangles, forward, right, up);
+                                               // now get the speed based on those angles. The bounds should match the same value as xyspeed's
+                                               side = bound(-400, DotProduct (cl.velocity, right) * cl.bob2_smooth, 400);
+                                               front = bound(-400, DotProduct (cl.velocity, forward) * cl.bob2_smooth, 400);
+                                               VectorScale(forward, bob, forward);
+                                               VectorScale(right, bob, right);
+                                               // we use side with forward and front with right, so the bobbing goes
+                                               // to the side when we walk forward and to the front when we strafe
+                                               VectorMAMAM(side, forward, front, right, 0, up, bob2vel);
+                                               vieworg[0] += bob2vel[0];
+                                               vieworg[1] += bob2vel[1];
+                                               // we also need to adjust gunorg, or this appears like pushing the gun!
+                                               // In the old code, this was applied to vieworg BEFORE copying to gunorg,
+                                               // but this is not viable with the new followmodel code as that would mean
+                                               // that followmodel would work on the munged-by-bob vieworg and do feedback
+                                               gunorg[0] += bob2vel[0];
+                                               gunorg[1] += bob2vel[1];
+                                       }
+
+                                       // fall bobbing code
+                                       // causes the view to swing down and back up when touching the ground
+                                       if (cl_bobfall.value && cl_bobfallcycle.value)
+                                       {
+                                               if (!cl.onground)
+                                               {
+                                                       cl.bobfall_speed = bound(-400, cl.velocity[2], 0) * bound(0, cl_bobfall.value, 0.1);
+                                                       if (cl.velocity[2] < -cl_bobfallminspeed.value)
+                                                               cl.bobfall_swing = 1;
+                                                       else
+                                                               cl.bobfall_swing = 0; // TODO really?
+                                               }
+                                               else
+                                               {
+                                                       cl.bobfall_swing = max(0, cl.bobfall_swing - cl_bobfallcycle.value * frametime);
+
+                                                       bobfall = sin(M_PI * cl.bobfall_swing) * cl.bobfall_speed;
+                                                       vieworg[2] += bobfall;
+                                                       gunorg[2] += bobfall;
+                                               }
                                        }
 
-                                       if (cl_bob.value && cl_bobmodel.value)
+                                       // gun model bobbing code
+                                       if (cl_bobmodel.value)
                                        {
                                                // calculate for swinging gun model
                                                // the gun bobs when running on the ground, but doesn't bob when you're in the air.
@@ -582,131 +782,20 @@ void V_CalcRefdef (void)
                                                        t *= 5;
                                                }
 
-                                               bspeed = bound (0, xyspeed, 400) * 0.01f;
+                                               bspeed = xyspeed * 0.01f;
                                                AngleVectors (gunangles, forward, right, up);
                                                bob = bspeed * cl_bobmodel_side.value * cl_viewmodel_scale.value * sin (s) * t;
                                                VectorMA (gunorg, bob, right, gunorg);
                                                bob = bspeed * cl_bobmodel_up.value * cl_viewmodel_scale.value * cos (s * 2) * t;
                                                VectorMA (gunorg, bob, up, gunorg);
                                        }
-
-                                       float ef_speed = cl.realframetime * cl_leanmodel_up_speed.value;
-
-                                       // gun model leaning code
-                                       
-                                       // TODO 1 (done): Fix bug where model does a 360* turn when YAW jumps around the 0 - 360 rotation border
-                                       // TODO 2 (done): Implement limits (weapon model must not lean past a certain limit)
-                                       // TODO 3 (done): Cvar everything once the first TODOs are ready
-
-                                       if(cl_leanmodel_up.value && cl_leanmodel_up_speed.value * ef_speed < 1) // bad things happen if this goes over 1, so prevent the effect
-                                       {
-                                               // prevent the gun from doing a 360* rotation when going around the 0 <-> 360 border
-                                               if(cl.viewangles[PITCH] - viewmodel_push_x >= 180)
-                                                       viewmodel_push_x += 360;
-                                               if(viewmodel_push_x - cl.viewangles[PITCH] >= 180)
-                                                       viewmodel_push_x -= 360;
-
-                                               if(viewmodel_push_x < cl.viewangles[PITCH])
-                                               {
-                                                       if(cl.viewangles[PITCH] - viewmodel_push_x > cl_leanmodel_up_limit.value)
-                                                               viewmodel_push_x = cl.viewangles[PITCH] - cl_leanmodel_up_limit.value;
-                                                       else
-                                                               viewmodel_push_x += (cl.viewangles[PITCH] - viewmodel_push_x) * cl_leanmodel_up_speed.value * ef_speed;
-                                               }
-                                               if(viewmodel_push_x > cl.viewangles[PITCH])
-                                               {
-                                                       if(viewmodel_push_x - cl.viewangles[PITCH] > cl_leanmodel_up_limit.value)
-                                                               viewmodel_push_x = cl.viewangles[PITCH] + cl_leanmodel_up_limit.value;
-                                                       else
-                                                               viewmodel_push_x -= (viewmodel_push_x - cl.viewangles[PITCH]) * cl_leanmodel_up_speed.value * ef_speed;
-                                               }
-                                       }
-                                       else
-                                               viewmodel_push_x = cl.viewangles[PITCH];
-
-                                       if(cl_leanmodel_side.value && cl_leanmodel_side_speed.value * ef_speed < 1) // bad things happen if this goes over 1, so prevent the effect
-                                       {
-                                               // prevent the gun from doing a 360* rotation when going around the 0 <-> 360 border
-                                               if(cl.viewangles[YAW] - viewmodel_push_y >= 180)
-                                                       viewmodel_push_y += 360;
-                                               if(viewmodel_push_y - cl.viewangles[YAW] >= 180)
-                                                       viewmodel_push_y -= 360;
-
-                                               if(viewmodel_push_y < cl.viewangles[YAW])
-                                               {
-                                                       if(cl.viewangles[YAW] - viewmodel_push_y > cl_leanmodel_side_limit.value)
-                                                               viewmodel_push_y = cl.viewangles[YAW] - cl_leanmodel_side_limit.value;
-                                                       else
-                                                               viewmodel_push_y += (cl.viewangles[YAW] - viewmodel_push_y) * cl_leanmodel_side_speed.value * ef_speed;
-                                               }
-                                               if(viewmodel_push_y > cl.viewangles[YAW])
-                                               {
-                                                       if(viewmodel_push_y - cl.viewangles[YAW] > cl_leanmodel_side_limit.value)
-                                                               viewmodel_push_y = cl.viewangles[YAW] + cl_leanmodel_side_limit.value;
-                                                       else
-                                                               viewmodel_push_y -= (viewmodel_push_y - cl.viewangles[YAW]) * cl_leanmodel_side_speed.value * ef_speed;
-                                               }
-                                       }
-                                       else
-                                               viewmodel_push_y = cl.viewangles[YAW];
-
-                                       VectorSet(gunangles, viewmodel_push_x, viewmodel_push_y, viewangles[2]);
-
-                               // gun model following code
-
-                               if(gunorg_follow[0] < vieworg[0])
-                               {
-                                       if(vieworg[0] - gunorg_follow[0] > 5)
-                                               gunorg_follow[0] = vieworg[0] - 5;
-                                       else
-                                               gunorg_follow[0] += (vieworg[0] - gunorg_follow[0]) * 5 * ef_speed;
-                               }
-                               if(gunorg_follow[0] > vieworg[0])
-                               {
-                                       if(gunorg_follow[0] - vieworg[0] > 5)
-                                               gunorg_follow[0] = vieworg[0] + 5;
-                                       else
-                                               gunorg_follow[0] -= (gunorg_follow[0] - vieworg[0]) * 5 * ef_speed;
-                               }
-
-                               if(gunorg_follow[1] < vieworg[1])
-                               {
-                                       if(vieworg[1] - gunorg_follow[1] > 5)
-                                               gunorg_follow[1] = vieworg[1] - 5;
-                                       else
-                                               gunorg_follow[1] += (vieworg[1] - gunorg_follow[1]) * 5 * ef_speed;
-                               }
-                               if(gunorg_follow[1] > vieworg[1])
-                               {
-                                       if(gunorg_follow[1] - vieworg[1] > 5)
-                                               gunorg_follow[1] = vieworg[1] + 5;
-                                       else
-                                               gunorg_follow[1] -= (gunorg_follow[1] - vieworg[1]) * 5 * ef_speed;
-                               }
-
-                               if(gunorg_follow[2] < vieworg[2])
-                               {
-                                       if(vieworg[2] - gunorg_follow[2] > 5)
-                                               gunorg_follow[2] = vieworg[2] - 5;
-                                       else
-                                               gunorg_follow[2] += (vieworg[2] - gunorg_follow[2]) * 5 * ef_speed;
-                               }
-                               if(gunorg_follow[2] > vieworg[2])
-                               {
-                                       if(gunorg_follow[2] - vieworg[2] > 5)
-                                               gunorg_follow[2] = vieworg[2] + 5;
-                                       else
-                                               gunorg_follow[2] -= (gunorg_follow[2] - vieworg[2]) * 5 * ef_speed;
-                               }
-
-                               VectorCopy(gunorg_follow, gunorg);
                                }
                        }
                        // calculate a view matrix for rendering the scene
                        if (v_idlescale.value)
                                Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, vieworg[0], vieworg[1], vieworg[2], viewangles[0] + v_idlescale.value * sin(cl.time*v_ipitch_cycle.value) * v_ipitch_level.value, viewangles[1] + v_idlescale.value * sin(cl.time*v_iyaw_cycle.value) * v_iyaw_level.value, viewangles[2] + v_idlescale.value * sin(cl.time*v_iroll_cycle.value) * v_iroll_level.value, 1);
                        else
-                               Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, vieworg[0], vieworg[1], vieworg[2], viewangles[0], viewangles[1], viewangles[2] + v_idlescale.value * sin(cl.time*v_iroll_cycle.value) * v_iroll_level.value, 1);
+                               Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, vieworg[0], vieworg[1], vieworg[2], viewangles[0], viewangles[1], viewangles[2], 1);
                        // calculate a viewmodel matrix for use in view-attached entities
                        Matrix4x4_CreateFromQuakeEntity(&viewmodelmatrix, gunorg[0], gunorg[1], gunorg[2], gunangles[0], gunangles[1], gunangles[2], cl_viewmodel_scale.value);
                        VectorCopy(vieworg, cl.csqc_origin);
@@ -893,17 +982,40 @@ void V_Init (void)
        Cvar_RegisterVariable (&cl_bob);
        Cvar_RegisterVariable (&cl_bobcycle);
        Cvar_RegisterVariable (&cl_bobup);
+       Cvar_RegisterVariable (&cl_bob2);
+       Cvar_RegisterVariable (&cl_bob2cycle);
+       Cvar_RegisterVariable (&cl_bob2smooth);
+       Cvar_RegisterVariable (&cl_bobfall);
+       Cvar_RegisterVariable (&cl_bobfallcycle);
+       Cvar_RegisterVariable (&cl_bobfallminspeed);
        Cvar_RegisterVariable (&cl_bobmodel);
        Cvar_RegisterVariable (&cl_bobmodel_side);
        Cvar_RegisterVariable (&cl_bobmodel_up);
        Cvar_RegisterVariable (&cl_bobmodel_speed);
 
-       Cvar_RegisterVariable (&cl_leanmodel_side);
+       Cvar_RegisterVariable (&cl_leanmodel);
        Cvar_RegisterVariable (&cl_leanmodel_side_speed);
        Cvar_RegisterVariable (&cl_leanmodel_side_limit);
-       Cvar_RegisterVariable (&cl_leanmodel_up);
+       Cvar_RegisterVariable (&cl_leanmodel_side_highpass1);
+       Cvar_RegisterVariable (&cl_leanmodel_side_lowpass);
+       Cvar_RegisterVariable (&cl_leanmodel_side_highpass);
        Cvar_RegisterVariable (&cl_leanmodel_up_speed);
        Cvar_RegisterVariable (&cl_leanmodel_up_limit);
+       Cvar_RegisterVariable (&cl_leanmodel_up_highpass1);
+       Cvar_RegisterVariable (&cl_leanmodel_up_lowpass);
+       Cvar_RegisterVariable (&cl_leanmodel_up_highpass);
+
+       Cvar_RegisterVariable (&cl_followmodel);
+       Cvar_RegisterVariable (&cl_followmodel_side_speed);
+       Cvar_RegisterVariable (&cl_followmodel_side_limit);
+       Cvar_RegisterVariable (&cl_followmodel_side_highpass1);
+       Cvar_RegisterVariable (&cl_followmodel_side_lowpass);
+       Cvar_RegisterVariable (&cl_followmodel_side_highpass);
+       Cvar_RegisterVariable (&cl_followmodel_up_speed);
+       Cvar_RegisterVariable (&cl_followmodel_up_limit);
+       Cvar_RegisterVariable (&cl_followmodel_up_highpass1);
+       Cvar_RegisterVariable (&cl_followmodel_up_lowpass);
+       Cvar_RegisterVariable (&cl_followmodel_up_highpass);
 
        Cvar_RegisterVariable (&cl_viewmodel_scale);
 
@@ -912,6 +1024,8 @@ void V_Init (void)
        Cvar_RegisterVariable (&v_kickpitch);
 
        Cvar_RegisterVariable (&cl_stairsmoothspeed);
+       
+       Cvar_RegisterVariable (&cl_smoothviewheight);
 
        Cvar_RegisterVariable (&chase_back);
        Cvar_RegisterVariable (&chase_up);