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Cvars and code comments
[voretournament/voretournament.git] / data / qcsrc / client / shownames.qc
1 // self.isactive = player is in range and coordinates/status (health and armor) are up to date
2 // self.origin = player origin TODO: should maybe move this so it's the origin of the shownames tag already in SSQC for culling?
3 // self.healthvalue
4 // self.armorvalue
5 // self.eaten
6 //
7 const float SHOWNAMES_FADESPEED = 4;
8 void Draw_ShowNames(entity ent)
9 {
10         if(!cvar("hud_shownames"))
11                 return;
12         if(spectatee_status < 0)
13                 return;
14         if(ent.sv_entnum == player_localentnum && !cvar("chase_active"))
15                 return;
16         if(getstati(STAT_VORE_EATEN) && cvar("cl_vore_stomachmodel") >= 1 && !cvar("chase_active"))
17                 return;
18
19         float sameteam;
20         if(teamplay && (GetPlayerColor(player_localentnum - 1) == GetPlayerColor(ent.sv_entnum - 1)))
21                 sameteam = TRUE;
22
23         if(sameteam || (!sameteam && cvar("hud_shownames") > 1))
24         {
25                 ent.origin_z += cvar("hud_shownames_offset");
26
27                 // offset the name by player scale, decided by health
28                 if(g_healthsize_center >= 0)
29                         ent.origin_z -= (g_healthsize_center - bound(g_healthsize_min, ent.healthvalue, g_healthsize_max)) * cvar("hud_shownames_offset_healthsize");
30
31                 traceline(ent.origin, view_origin, TRUE, ent);
32
33                 vector o, eo;
34                 o = project_3d_to_2d(ent.origin);
35                 float overlap;
36
37                 if(cvar("hud_shownames_antioverlap"))
38                 {
39                         // fade tag out if another tag that is closer to you overlaps
40                         entity e;
41                         for(e = world; (e = find(e, classname, "shownames_tag")); )
42                         {
43                                 if(e == ent)
44                                         continue;
45                                 eo = project_3d_to_2d(e.origin);
46                                 if not(eo_z < 0 || eo_x < 0 || eo_y < 0 || eo_x > vid_conwidth || eo_y > vid_conheight)
47                                 {
48                                         eo_z = 0;
49                                         if(vlen(('1 0 0' * o_x + '0 1 0' * o_y) - eo) < cvar("hud_shownames_antioverlap_distance") && vlen(ent.origin - view_origin) > vlen(e.origin - view_origin))
50                                         {
51                                                 overlap = TRUE;
52                                                 break;
53                                         }
54                                 }
55                         }
56                 }
57
58                 if(trace_endpos != view_origin) // out of view, fade out
59                         ent.alpha = max(0, ent.alpha - SHOWNAMES_FADESPEED * frametime);
60                 else if(ent.healthvalue < 1) // dead player, fade out slowly
61                         ent.alpha = max(0, ent.alpha - SHOWNAMES_FADESPEED * 0.25 * frametime);
62                 else if(overlap) // tag overlap detected, fade out
63                         ent.alpha = max(0, ent.alpha - SHOWNAMES_FADESPEED * frametime);
64                 else // fade in
65                         ent.alpha = min(1, ent.alpha + SHOWNAMES_FADESPEED * frametime);
66
67                 if(!ent.alpha)
68                         return;
69
70                 float dist;
71                 dist = vlen(ent.origin - view_origin);
72
73                 float a;
74                 a = cvar("hud_shownames_alpha");
75                 a *= ent.alpha;
76                 if(cvar("hud_shownames_maxdistance"))
77                 {
78                         if(dist >= cvar("hud_shownames_maxdistance"))
79                                 return;
80                         a *= ((cvar("hud_shownames_maxdistance") - cvar("hud_shownames_mindistance")) - max(0, dist - cvar("hud_shownames_mindistance"))) / (cvar("hud_shownames_maxdistance") - cvar("hud_shownames_mindistance"));
81                 }
82
83                 if(!a)
84                         return;
85
86                 float resize;
87                 resize = 1;
88                 if(cvar("hud_shownames_resize")) // limit resize so its never smaller than 0.5... gets unreadable
89                         resize = 0.5 + 0.5 * ((cvar("hud_shownames_maxdistance") - cvar("hud_shownames_mindistance")) - max(0, dist - cvar("hud_shownames_mindistance"))) / (cvar("hud_shownames_maxdistance") - cvar("hud_shownames_mindistance"));
90
91                 // draw the sprite image
92                 if not(o_z < 0 || o_x < 0 || o_y < 0 || o_x > vid_conwidth || o_y > vid_conheight)
93                 {
94                         o_z = 0;
95
96                         vector myPos, mySize;
97                         mySize = ('1 0 0' * cvar("hud_shownames_aspect") + '0 1 0') * cvar("hud_shownames_fontsize");
98                         myPos = o - '0.5 0 0' * mySize_x - '0 1 0' * mySize_y;
99
100                         // size scaling
101                         mySize_x *= resize;
102                         mySize_y *= resize;
103
104                         myPos_x += 0.5 * (mySize_x / resize - mySize_x);
105                         myPos_y += (mySize_y / resize - mySize_y);
106
107                         vector namepos; // this is where the origin of the string
108                         float namewidth;
109
110                         namepos = myPos;
111                         namewidth = mySize_x;
112
113                         string s;
114                         s = GetPlayerName(ent.sv_entnum-1);
115                         if((cvar("hud_shownames_decolorize") == 1 && teamplay) || cvar("hud_shownames_decolorize") == 2)
116                                 s = playername(s, GetPlayerColor(ent.sv_entnum-1));
117
118                         drawfontscale = '1 1 0' * resize;
119                         s = textShortenToWidth(s, namewidth, '1 1 0' * cvar("hud_shownames_fontsize"), stringwidth_colors);
120
121                         if(sameteam && ent.healthvalue > 0)
122                         {
123                                 if(cvar("hud_shownames_status") > 2 && ent.armorvalue)
124                                         s = strcat(s, "^7 (^1+", ftos(ent.healthvalue), "^7|^2*", ftos(ent.armorvalue), "^7)");
125                                 else if(cvar("hud_shownames_status") > 1)
126                                         s = strcat(s, "^7 (^1+", ftos(ent.healthvalue), "^7)");
127
128                                 // if team healing is enabled, mark the team mate as possible to heal
129                                 if(cvar("hud_shownames_status") && ent.healthvalue < teamheal_max)
130                                         s = strcat(s, "^7 [^5HEAL^7]");
131                         }
132
133                         float width;
134                         width = stringwidth(s, TRUE, '1 1 0' * cvar("hud_shownames_fontsize"));
135
136                         if (width != namewidth)
137                                 namepos_x += (namewidth - width) / 2;
138                         drawcolorcodedstring(namepos, s, '1 1 0' * cvar("hud_shownames_fontsize"), a, DRAWFLAG_NORMAL);
139                         drawfontscale = '1 1 0';
140                 }
141         }
142 }
143
144 entity shownames_ent[255];
145 void Draw_ShowNames_All()
146 {
147         float i;
148         for(i = 0; i < maxclients; ++i)
149         {
150                 float t;
151                 t = GetPlayerColor(i);
152                 if(t == COLOR_SPECTATOR)
153                         continue;
154
155                 entity e;
156                 e = shownames_ent[i];
157                 if(!e)
158                 {
159                         e = spawn();
160                         e.classname = "shownames_tag";
161                         e.sv_entnum = i+1;
162                         shownames_ent[i] = e;
163                 }
164
165                 entity entcs;
166                 entcs = entcs_receiver[i];
167                 if(entcs)
168                 {
169                         e.healthvalue = entcs.healthvalue;
170                         e.armorvalue = entcs.armorvalue;
171                 }
172                 else
173                 {
174                         e.healthvalue = 2342;
175                         e.armorvalue = 0;
176                 }
177
178                 e.origin = getplayerorigin(i);
179                 if(e.origin == GETPLAYERORIGIN_ERROR)
180                         continue;
181
182                 Draw_ShowNames(e);
183         }
184 }