Weapon following: Subtract player velocity from gun origin rather than making the...

From: MirceaKitsune <sonichedgehog_hyperblast00@yahoo.com>

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@10148 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/darkplaces.txt b/darkplaces.txt
index dff513335c7fd86ced6267d182825526e1a5751a..798df50669a33ae27bf118b24af30973d04fa450 100644 (file)
--- a/darkplaces.txt
+++ b/darkplaces.txt
@@ -407,11 +407,11 @@ cl_leanmodel_up                                   1                   enables gu
 cl_leanmodel_up_speed                             0.35                gun leaning upward speed
 cl_leanmodel_up_limit                             25                  gun leaning upward limit
 cl_followmodel_side                               1                   enables gun following sideways
-cl_followmodel_side_speed                         15                  gun following sideways speed
-cl_followmodel_side_limit                         1                   gun following sideways limit
+cl_followmodel_side_speed                         0.015               gun following sideways speed
+cl_followmodel_side_limit                         2                   gun following sideways limit
 cl_followmodel_up                                 1                   enables gun following upward
-cl_followmodel_up_speed                           10                  gun following upward speed
-cl_followmodel_up_limit                           0.5                 gun following upward limit
+cl_followmodel_up_speed                           0.01                gun following upward speed
+cl_followmodel_up_limit                           1.5                 gun following upward limit
 cl_bobup                                          0.5                 view bobbing adjustment that makes the up or down swing of the bob last longer
 cl_capturevideo                                   0                   enables saving of video to a .avi file using uncompressed I420 colorspace and PCM audio, note that scr_screenshot_gammaboost affects the brightness of the output)
 cl_capturevideo_fps                               30                  how many frames per second to save (29.97 for NTSC, 30 for typical PC video, 15 can be useful)

diff --git a/view.c b/view.c
index e6bdf96677a8bfa6e4a93f39d890975d1ff8461f..1ed91142840da1017f0e13d8ea36d24daf281c47 100644 (file)
--- a/view.c
+++ b/view.c
@@ -53,11 +53,11 @@ cvar_t cl_leanmodel_up_speed = {CVAR_SAVE, "cl_leanmodel_up_speed", "0.35", "gun
 cvar_t cl_leanmodel_up_limit = {CVAR_SAVE, "cl_leanmodel_up_limit", "25", "gun leaning upward limit"};
 
 cvar_t cl_followmodel_side = {CVAR_SAVE, "cl_followmodel_side", "1", "enables gun following sideways"};
-cvar_t cl_followmodel_side_speed = {CVAR_SAVE, "cl_followmodel_side_speed", "15", "gun following sideways speed"};
-cvar_t cl_followmodel_side_limit = {CVAR_SAVE, "cl_followmodel_side_limit", "1", "gun following sideways limit"};
+cvar_t cl_followmodel_side_speed = {CVAR_SAVE, "cl_followmodel_side_speed", "0.015", "gun following sideways speed"};
+cvar_t cl_followmodel_side_limit = {CVAR_SAVE, "cl_followmodel_side_limit", "2", "gun following sideways limit"};
 cvar_t cl_followmodel_up = {CVAR_SAVE, "cl_followmodel_up", "1", "enables gun following upward"};
-cvar_t cl_followmodel_up_speed = {CVAR_SAVE, "cl_followmodel_up_speed", "10", "gun following upward speed"};
-cvar_t cl_followmodel_up_limit = {CVAR_SAVE, "cl_followmodel_up_limit", "0.5", "gun following upward limit"};
+cvar_t cl_followmodel_up_speed = {CVAR_SAVE, "cl_followmodel_up_speed", "0.01", "gun following upward speed"};
+cvar_t cl_followmodel_up_limit = {CVAR_SAVE, "cl_followmodel_up_limit", "1.5", "gun following upward limit"};
 
 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"};
 
@@ -569,22 +569,10 @@ void V_CalcRefdef (void)
                                        VectorSet(gunangles, cl.viewmodel_push_x, cl.viewmodel_push_y, viewangles[2]);
 
                                        // gun model following code
-                                       if(cl_followmodel_side.value && cl_followmodel_side_speed.value * ef_speed < 1) // bad things happen if this goes over 1, so prevent the effect
+                                       if(cl_followmodel_side.value)
                                        {
-                                               vec_t d0 = vieworg[0] - cl.gunorg_follow[0];
-                                               vec_t d1 = vieworg[1] - cl.gunorg_follow[1];
-                                               d = sqrt(d0 * d0 + d1 * d1);
-                                               if(d > 0)
-                                               {
-                                                       cl.gunorg_follow[0] = cl.gunorg_follow[0] + d0 * cl_followmodel_side_speed.value * ef_speed;
-                                                       cl.gunorg_follow[1] = cl.gunorg_follow[1] + d1 * cl_followmodel_side_speed.value * ef_speed;
-                                                       d *= (1 - cl_followmodel_side_speed.value * ef_speed);
-                                                       if(d > cl_followmodel_side_limit.value)
-                                                       {
-                                                               cl.gunorg_follow[0] = vieworg[0] - (d0 / d) * cl_followmodel_side_limit.value;
-                                                               cl.gunorg_follow[1] = vieworg[1] - (d1 / d) * cl_followmodel_side_limit.value;
-                                                       }
-                                               }
+                                               cl.gunorg_follow[0] = vieworg[0] - bound(-cl_followmodel_side_limit.value, cl.movement_velocity[0] * cl_followmodel_side_speed.value, cl_followmodel_side_limit.value);
+                                               cl.gunorg_follow[1] = vieworg[1] - bound(-cl_followmodel_side_limit.value, cl.movement_velocity[1] * cl_followmodel_side_speed.value, cl_followmodel_side_limit.value);
                                        }
                                        else
                                        {
@@ -592,13 +580,14 @@ void V_CalcRefdef (void)
                                                cl.gunorg_follow[1] = vieworg[1];
                                        }
 
-                                       if(cl_followmodel_up.value && cl_followmodel_up_speed.value * ef_speed < 1) // bad things happen if this goes over 1, so prevent the effect
+                                       if(cl_followmodel_up.value)
                                        {
-                                               d = vieworg[2] - cl.gunorg_follow[2];
-                                               cl.gunorg_follow[2] = bound(vieworg[2] - cl_followmodel_up_limit.value, cl.gunorg_follow[2] + d * cl_followmodel_up_speed.value * ef_speed, vieworg[2] + cl_followmodel_up_limit.value);
+                                               cl.gunorg_follow[2] = vieworg[2] - bound(-cl_followmodel_up_limit.value, cl.movement_velocity[2] * cl_followmodel_up_speed.value, cl_followmodel_up_limit.value);
                                        }
                                        else
+                                       {
                                                cl.gunorg_follow[2] = vieworg[2];
+                                       }
 
                                        VectorCopy(cl.gunorg_follow, gunorg);