qcsrc/client/hook.qc

   1 .float HookType; // ENT_CLIENT_*
   2 .vector origin;
   3 .vector velocity;
   4 .float HookSilent;
   5 .float HookRange;
   6
   7 void Draw_CylindricLine(vector from, vector to, float thickness, string texture, float aspect, float shift, vector rgb, float theAlpha, float drawflag, vector vieworg)
   8 {
   9         // I want to draw a quad...
  10         // from and to are MIDPOINTS.
  11
  12         vector axis, thickdir, A, B, C, D;
  13         float length_tex;
  14
  15         axis = normalize(to - from);
  16         length_tex = aspect * vlen(to - from) / thickness;
  17
  18         // direction is perpendicular to the view normal, and perpendicular to the axis
  19         thickdir = normalize(cross(axis, vieworg - from));
  20
  21         A = from - thickdir * (thickness / 2);
  22         B = from + thickdir * (thickness / 2);
  23         C = to + thickdir * (thickness / 2);
  24         D = to - thickdir * (thickness / 2);
  25
  26         R_BeginPolygon(texture, drawflag);
  27         R_PolygonVertex(A, '0 0 0' + shift * '1 0 0', rgb, theAlpha);
  28         R_PolygonVertex(B, '0 1 0' + shift * '1 0 0', rgb, theAlpha);
  29         R_PolygonVertex(C, '0 1 0' + (shift + length_tex) * '1 0 0', rgb, theAlpha);
  30         R_PolygonVertex(D, '0 0 0' + (shift + length_tex) * '1 0 0', rgb, theAlpha);
  31         R_EndPolygon();
  32 }
  33
  34 string Draw_GrapplingHook_trace_callback_tex;
  35 float Draw_GrapplingHook_trace_callback_rnd;
  36 vector Draw_GrapplingHook_trace_callback_rgb;
  37 float Draw_GrapplingHook_trace_callback_a;
  38 void Draw_GrapplingHook_trace_callback(vector start, vector hit, vector end)
  39 {
  40         float i;
  41         vector vorg;
  42         vorg = WarpZone_TransformOrigin(WarpZone_trace_transform, view_origin);
  43         for(i = 0; i < Draw_GrapplingHook_trace_callback_a; ++i)
  44                 Draw_CylindricLine(hit, start, 8, Draw_GrapplingHook_trace_callback_tex, 0.25, Draw_GrapplingHook_trace_callback_rnd, Draw_GrapplingHook_trace_callback_rgb, min(1, Draw_GrapplingHook_trace_callback_a - i), DRAWFLAG_NORMAL, vorg);
  45         Draw_GrapplingHook_trace_callback_rnd += 0.25 * vlen(hit - start) / 8;
  46 }
  47
  48 .float teleport_time;
  49 void Draw_GrapplingHook()
  50 {
  51         vector a, b, atrans;
  52         string tex;
  53         vector rgb;
  54         float t;
  55         float s;
  56         vector vs;
  57         float intensity, offset;
  58
  59         if(self.teleport_time)
  60         if(time > self.teleport_time)
  61         {
  62                 sound (self, CH_SHOTS_SINGLE, "misc/null.wav", VOL_BASE, ATTN_NORM); // safeguard
  63                 self.teleport_time = 0;
  64         }
  65
  66         InterpolateOrigin_Do();
  67
  68         s = autocvar_cl_gunalign;
  69         if(s != 1 && s != 2 && s != 4)
  70                 s = 3; // default value
  71         --s;
  72         switch(self.HookType)
  73         {
  74                 default:
  75                 case ENT_CLIENT_HOOK:
  76                         vs = hook_shotorigin[s];
  77                         break;
  78                 case ENT_CLIENT_ELECTRO_BEAM:
  79                         vs = electro_shotorigin[s];
  80                         break;
  81                 case ENT_CLIENT_LIGHTNING_BEAM:
  82                         vs = lightning_shotorigin[s];
  83                         break;
  84                 case ENT_CLIENT_GAUNTLET:
  85                         vs = gauntlet_shotorigin[s];
  86                         break;
  87         }
  88
  89         if((self.owner.sv_entnum == player_localentnum - 1))
  90         {
  91                 switch(self.HookType)
  92                 {
  93                         default:
  94                         case ENT_CLIENT_HOOK:
  95                                 a = view_origin + view_forward * vs_x + view_right * -vs_y + view_up * vs_z;
  96                                 b = self.origin;
  97                                 break;
  98                         case ENT_CLIENT_ELECTRO_BEAM:
  99                         case ENT_CLIENT_LIGHTNING_BEAM:
 100                         case ENT_CLIENT_GAUNTLET:
 101                                 if(self.HookRange)
 102                                         b = view_origin + view_forward * self.HookRange;
 103                                 else
 104                                         b = view_origin + view_forward * vlen(self.velocity - self.origin); // honor original length of beam!
 105                                 WarpZone_TraceLine(view_origin, b, MOVE_NORMAL, world);
 106                                 b = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos);
 107                                 a = view_origin + view_forward * vs_x + view_right * -vs_y + view_up * vs_z;
 108                                 break;
 109                 }
 110         }
 111         else
 112         {
 113                 switch(self.HookType)
 114                 {
 115                         default:
 116                         case ENT_CLIENT_HOOK:
 117                                 a = self.velocity;
 118                                 b = self.origin;
 119                                 break;
 120                         case ENT_CLIENT_ELECTRO_BEAM:
 121                         case ENT_CLIENT_LIGHTNING_BEAM:
 122                         case ENT_CLIENT_GAUNTLET:
 123                                 a = self.origin;
 124                                 b = self.velocity;
 125                                 break;
 126                 }
 127         }
 128
 129         t = GetPlayerColorForce(self.owner.sv_entnum);
 130
 131         switch(self.HookType)
 132         {
 133                 default:
 134                 case ENT_CLIENT_HOOK:
 135                         intensity = 1;
 136                         offset = 0;
 137                         if(t == NUM_TEAM_1)
 138                         {
 139                                 tex = "particles/hook_red";
 140                                 rgb = '1 .3 .3';
 141                         }
 142                         else if(t == NUM_TEAM_2)
 143                         {
 144                                 tex = "particles/hook_blue";
 145                                 rgb = '.3 .3 1';
 146                         }
 147                         else if(t == NUM_TEAM_3)
 148                         {
 149                                 tex = "particles/hook_yellow";
 150                                 rgb = '1 1 .3';
 151                         }
 152                         else if(t == NUM_TEAM_4)
 153                         {
 154                                 tex = "particles/hook_pink";
 155                                 rgb = '1 .3 1';
 156                         }
 157                         else
 158                         {
 159                                 tex = "particles/hook_green";
 160                                 rgb = '.3 1 .3';
 161                         }
 162                         break;
 163                 case ENT_CLIENT_ELECTRO_BEAM:
 164                         intensity = bound(0.2, 1 + Noise_Pink(self, frametime) * 1 + Noise_Burst(self, frametime, 0.03) * 0.3, 2);
 165                         offset = Noise_Brown(self, frametime) * 10;
 166                         tex = "particles/lgbeam";
 167                         rgb = '1 1 1';
 168                         break;
 169                 case ENT_CLIENT_LIGHTNING_BEAM: // todo
 170                         intensity = bound(0.2, 1 + Noise_Pink(self, frametime) * 1 + Noise_Burst(self, frametime, 0.03) * 0.3, 2);
 171                         offset = Noise_Brown(self, frametime) * 10;
 172                         tex = "particles/lgbeam";
 173                         rgb = '1 1 1';
 174                         break;
 175                 case ENT_CLIENT_GAUNTLET:
 176                         intensity = 1;
 177                         offset = Noise_White(self, frametime);
 178                         tex = "particles/gauntletbeam";
 179                         rgb = '1 1 1';
 180                         break;
 181         }
 182
 183         Draw_GrapplingHook_trace_callback_tex = tex;
 184         Draw_GrapplingHook_trace_callback_rnd = offset;
 185         Draw_GrapplingHook_trace_callback_rgb = rgb;
 186         Draw_GrapplingHook_trace_callback_a = intensity;
 187         WarpZone_TraceBox_ThroughZone(a, '0 0 0', '0 0 0', b, ((self.HookType == ENT_CLIENT_HOOK) ? MOVE_NOTHING : MOVE_NORMAL), world, world, Draw_GrapplingHook_trace_callback);
 188         Draw_GrapplingHook_trace_callback_tex = string_null;
 189
 190         atrans = WarpZone_TransformOrigin(WarpZone_trace_transform, a);
 191
 192         switch(self.HookType)
 193         {
 194                 default:
 195                 case ENT_CLIENT_HOOK:
 196                         if(vlen(trace_endpos - atrans) > 0.5)
 197                         {
 198                                 setorigin(self, trace_endpos); // hook endpoint!
 199                                 self.angles = vectoangles(trace_endpos - atrans);
 200                                 self.drawmask = MASK_NORMAL;
 201                         }
 202                         else
 203                         {
 204                                 self.drawmask = 0;
 205                         }
 206                         break;
 207                 case ENT_CLIENT_ELECTRO_BEAM:
 208                 case ENT_CLIENT_LIGHTNING_BEAM:
 209                 case ENT_CLIENT_GAUNTLET:
 210                         setorigin(self, a); // beam origin!
 211                         break;
 212         }
 213
 214         switch(self.HookType)
 215         {
 216                 default:
 217                 case ENT_CLIENT_HOOK:
 218                         break;
 219                 case ENT_CLIENT_ELECTRO_BEAM:
 220                         pointparticles(particleeffectnum("electro_lightning"), trace_endpos, normalize(atrans - trace_endpos), frametime * intensity); // todo: new effect
 221                         break;
 222                 case ENT_CLIENT_LIGHTNING_BEAM:
 223                         pointparticles(particleeffectnum("electro_lightning"), trace_endpos, normalize(atrans - trace_endpos), frametime * intensity); // todo: new effect
 224                         break;
 225                 case ENT_CLIENT_GAUNTLET:
 226                         pointparticles(particleeffectnum("gauntlet_lightning"), b, normalize(a - b), frametime * intensity);
 227                         break;
 228         }
 229 }
 230
 231 void Remove_GrapplingHook()
 232 {
 233         sound (self, CH_SHOTS_SINGLE, "misc/null.wav", VOL_BASE, ATTN_NORM);
 234 }
 235
 236 void Ent_ReadHook(float bIsNew, float type)
 237 {
 238         self.HookType = type;
 239
 240         float sf;
 241         sf = ReadByte();
 242
 243         self.HookSilent = (sf & 0x80);
 244         self.iflags = IFLAG_VELOCITY | IFLAG_ORIGIN;
 245
 246         InterpolateOrigin_Undo();
 247
 248         if(sf & 1)
 249         {
 250                 self.owner = playerslots[ReadByte() - 1];
 251                 switch(self.HookType)
 252                 {
 253                         default:
 254                         case ENT_CLIENT_HOOK:
 255                         case ENT_CLIENT_GAUNTLET:
 256                                 self.HookRange = 0;
 257                                 break;
 258                         case ENT_CLIENT_ELECTRO_BEAM:
 259                         case ENT_CLIENT_LIGHTNING_BEAM:
 260                                 self.HookRange = ReadCoord();
 261                                 break;
 262                 }
 263         }
 264         if(sf & 2)
 265         {
 266                 self.origin_x = ReadCoord();
 267                 self.origin_y = ReadCoord();
 268                 self.origin_z = ReadCoord();
 269                 setorigin(self, self.origin);
 270         }
 271         if(sf & 4)
 272         {
 273                 self.velocity_x = ReadCoord();
 274                 self.velocity_y = ReadCoord();
 275                 self.velocity_z = ReadCoord();
 276         }
 277
 278         InterpolateOrigin_Note();
 279
 280         if(bIsNew || !self.teleport_time)
 281         {
 282                 self.draw = Draw_GrapplingHook;
 283                 self.entremove = Remove_GrapplingHook;
 284
 285                 switch(self.HookType)
 286                 {
 287                         default:
 288                         case ENT_CLIENT_HOOK:
 289                                 // for the model
 290                                 setmodel(self, "models/hook.md3");
 291                                 self.drawmask = MASK_NORMAL;
 292                                 break;
 293                         case ENT_CLIENT_ELECTRO_BEAM:
 294                                 sound (self, CH_SHOTS_SINGLE, "weapons/lgbeam_fly.wav", VOL_BASE, ATTN_NORM);
 295                                 break;
 296                         case ENT_CLIENT_LIGHTNING_BEAM:
 297                                 sound (self, CH_SHOTS_SINGLE, "weapons/lgbeam_fly.wav", VOL_BASE, ATTN_NORM);
 298                                 break;
 299                         case ENT_CLIENT_GAUNTLET:
 300                                 sound (self, CH_SHOTS_SINGLE, "weapons/gauntletbeam_fly.wav", VOL_BASE, ATTN_NORM);
 301                                 break;
 302                 }
 303         }
 304
 305         self.teleport_time = time + 10;
 306 }
 307
 308 void Hook_Precache()
 309 {
 310         precache_sound("weapons/lgbeam_fly.wav");
 311         precache_sound("weapons/gauntletbeam_fly.wav");
 312         precache_model("models/hook.md3");
 313 }
 314
 315 // TODO: hook: temporarily transform self.origin for drawing the model along warpzones!