qcsrc/common/viewloc.qc

   1 #include "util.qh"
   2
   3 #if defined(CSQC)
   4         #include "../dpdefs/csprogsdefs.qh"
   5     #include "../client/defs.qh"
   6     #include "constants.qh"
   7 #elif defined(MENUQC)
   8 #elif defined(SVQC)
   9         #include "../server/defs.qh"
  10 #endif
  11
  12 // client movement
  13 void viewloc_PlayerPhysics()
  14 {SELFPARAM();
  15         if(self.viewloc)
  16         {
  17                 vector oldmovement = self.movement;
  18                 self.movement_x = oldmovement_y;
  19                 self.movement_y = 0;
  20
  21                 if(self.movement_x < 0)
  22                         self.movement_x = -self.movement_x;
  23
  24                 vector level_start, level_end;
  25                 level_start = self.viewloc.enemy.origin;
  26                 level_end = self.viewloc.goalentity.origin;
  27                 vector forward, backward;
  28                 forward = vectoangles(normalize(level_end - level_start));
  29                 backward = vectoangles(normalize(level_start - level_end));
  30
  31                 if(self.movement_x < 0) // left
  32                         self.angles_y = backward_y;
  33                 if(self.movement_x > 0) // right
  34                         self.angles_y = forward_y;
  35
  36                 if(oldmovement_x > 0)
  37 #ifdef CSQC
  38                         input_angles_x =
  39 #endif
  40                         self.v_angle_x = self.angles_x = -50;
  41                 else if(oldmovement_x < 0)
  42 #ifdef CSQC
  43                         input_angles_x =
  44 #endif
  45                         self.v_angle_x = self.angles_x = 50;
  46
  47                 //if(!PHYS_INPUT_BUTTON_CROUCH(self) && !IS_DUCKED(self))
  48 #ifdef SVQC
  49                         //self.BUTTON_CROUCH = (oldmovement_x < 0);
  50                         if(oldmovement_x < 0)
  51                                 self.BUTTON_CROUCH = true;
  52 #elif defined(CSQC)
  53                         if(oldmovement_x < 0) { input_buttons |= 16; self.flags |= FL_DUCKED; } //else { input_buttons &= ~16; self.flags &= ~FL_DUCKED; }
  54 #endif
  55         }
  56 }
  57
  58 #ifdef CSQC
  59
  60 void viewloc_SetTags()
  61 {SELFPARAM();
  62         if(self.viewloc && wasfreed(self.viewloc))
  63                 self.viewloc = world;
  64
  65         if(self.viewloc.entnum != self.tag_networkviewloc)
  66         if(self.tag_networkviewloc == 0)
  67                 self.viewloc = world;
  68         else
  69                 self.viewloc = findfloat(world, entnum, self.tag_networkviewloc);
  70 }
  71
  72 vector old_camera_angle = '0 0 0';
  73 void viewloc_SetViewLocation()
  74 {
  75         entity view = CSQCModel_server2csqc(player_localentnum);
  76         if(!view) { return; }
  77         //NOTE: the "cam_" cvars sould probably be changed out with a spawnflag or an entity key. I have it like this for my testing -- Player_2
  78         if(view.viewloc && !wasfreed(view.viewloc) && view.viewloc.enemy && view.viewloc.goalentity)
  79         {
  80                 vector position_a, position_b, camera_position, camera_angle, forward, backward;
  81                 //vector scratch;
  82
  83                 position_a = view.viewloc.enemy.origin;
  84                 position_b = view.viewloc.goalentity.origin;
  85
  86 #if 0
  87                 /*TODO: have the camera only move when a player moves too much from the center of the camera
  88                  * basically the player can move around in a "box" in the center of th screen with out changing the camera position or angles
  89                 */
  90                 if (cvar("cam_box")) {
  91                         camera_position = vec_bounds_in(view.origin, position_a, position_b);
  92                 }
  93                 else
  94 #endif
  95                         camera_position = vec_bounds_in(view.origin, position_a, position_b);
  96
  97
  98                 camera_angle = '0 0 0';
  99
 100                 // a tracking camera follows the player when it leaves the world box
 101                 if (cvar("cam_track")) {
 102                         camera_angle = aim_vec (camera_position, view.origin);
 103                 }
 104
 105                 // hard snap changes the angle as soon as it crosses over the nearest 90 degree mark
 106                 if (cvar("cam_snap_hard")){
 107                         camera_angle = angle_snap_vec(aim_vec(camera_position, view.origin), 90);
 108                 }
 109
 110                 // tries to avoid snapping unless it *really* needs to
 111                 if (cvar("cam_snap_close")){
 112
 113                         // like hard snap, but don't snap angles yet.
 114                         camera_angle = aim_vec(camera_position, view.origin);
 115
 116                         /* if the difference between the old and new angle is 60 degrees or more, switch angles.
 117                          * NOTE: bug/feature: this will use non-snaped angles for one frame.
 118                          * doing this resualts in less code, faster code, and a smoother transisition between angles.
 119                          */
 120                         float camera_angle_diff = max(camera_angle_y, old_camera_angle_y) - min(camera_angle_y, old_camera_angle_y);
 121
 122                         if ( camera_angle_diff >= 60)
 123                                 old_camera_angle_y = angle_snap_f(camera_angle_y, 90);
 124                         else
 125                                 camera_angle_y = old_camera_angle_y;
 126                 }
 127
 128                 //unlocking this allows the camera to look up and down. this also allows a top-down view.
 129                 if (!cvar("cam_snap_unlock")) {
 130                         camera_angle_x = 0;
 131                         camera_angle_z = 0;
 132                 }
 133
 134 #if 0
 135                 LOG_TRACE(vtos(camera_position), "\n");
 136                 LOG_TRACE(vtos(old_camera_angle), "\n");
 137                 LOG_TRACE(vtos(camera_angle), "\n");
 138 #endif
 139
 140                 freeze_org = getpropertyvec(VF_ORIGIN);
 141                 freeze_ang = getpropertyvec(VF_ANGLES);
 142                 setproperty(VF_ORIGIN, camera_position);
 143                 setproperty(VF_ANGLES, camera_angle);
 144
 145                 forward = vectoangles(normalize(vec_to_min(position_b, position_a) - vec_to_max(position_b, position_a)));
 146                 backward = vectoangles(normalize(vec_to_max(position_b, position_a) - vec_to_min(position_b, position_a)));
 147
 148                 if(input_movevalues_y < 0) // left
 149                         view.angles_y = backward_y;
 150                 if(input_movevalues_y > 0) // favour right
 151                         view.angles_y = forward_y;
 152
 153                 setproperty(VF_CL_VIEWANGLES, view.angles);
 154         }
 155 }
 156
 157 #endif