3 #include "clprogdefs.h"
6 //============================================================================
7 // Client prog handling
8 //[515]: omg !!! optimize it ! a lot of hacks here and there also :P
10 #define CSQC_RETURNVAL prog->globals.generic[OFS_RETURN]
11 #define CSQC_BEGIN csqc_tmpprog=prog;prog=0;PRVM_SetProg(PRVM_CLIENTPROG);
12 #define CSQC_END prog=csqc_tmpprog;
13 static prvm_prog_t *csqc_tmpprog;
15 //[515]: these are required funcs
16 #define CL_F_INIT "CSQC_Init"
17 #define CL_F_INPUTEVENT "CSQC_InputEvent"
18 #define CL_F_UPDATEVIEW "CSQC_UpdateView"
19 #define CL_F_CONSOLECOMMAND "CSQC_ConsoleCommand"
20 #define CL_F_SHUTDOWN "CSQC_Shutdown"
22 //[515]: these are optional
23 #define CL_F_PARSE_TEMPENTITY "CSQC_Parse_TempEntity" //[515]: very helpfull when you want to create your own particles/decals/etc for effects that allready exist
24 #define CL_F_PARSE_STUFFCMD "CSQC_Parse_StuffCmd"
25 #define CL_F_PARSE_PRINT "CSQC_Parse_Print"
26 #define CL_F_PARSE_CENTERPRINT "CSQC_Parse_CenterPrint"
27 #define CL_F_ENT_UPDATE "CSQC_Ent_Update"
28 #define CL_F_ENT_REMOVE "CSQC_Ent_Remove"
29 #define CL_F_EVENT "CSQC_Event" //[515]: engine call this for its own needs
30 //so csqc can do some things according to what engine it's running on
31 //example: to say about edicts increase, whatever...
33 #define CSQC_PRINTBUFFERLEN 8192 //[515]: enough ?
35 static char *cl_required_func[] =
44 static int cl_numrequiredfunc = sizeof(cl_required_func) / sizeof(char*);
46 static char *csqc_printtextbuf = NULL;
47 static unsigned short *csqc_sv2csqcents; //[515]: server entities numbers on client side. FIXME : make pointers instead of numbers ?
49 static mfunction_t *CSQC_Parse_TempEntity;
50 static mfunction_t *CSQC_Parse_StuffCmd;
51 static mfunction_t *CSQC_Parse_Print;
52 static mfunction_t *CSQC_Parse_CenterPrint;
53 static mfunction_t *CSQC_Ent_Update;
54 static mfunction_t *CSQC_Ent_Remove;
55 static mfunction_t *CSQC_Event;
57 static int csqc_fieldoff_alpha;
58 static int csqc_fieldoff_colormod;
59 static int csqc_fieldoff_effects;
60 int csqc_fieldoff_scale;
61 int csqc_fieldoff_renderflags;
62 int csqc_fieldoff_tag_entity;
63 int csqc_fieldoff_tag_index;
64 int csqc_fieldoff_dphitcontentsmask;
66 qboolean csqc_loaded = false;
68 vec3_t csqc_origin, csqc_angles;
69 static double csqc_frametime = 0;
72 static mempool_t *csqc_mempool;
74 static void CL_VM_FindEdictFieldOffsets (void)
76 csqc_fieldoff_alpha = PRVM_ED_FindFieldOffset("alpha");
77 csqc_fieldoff_scale = PRVM_ED_FindFieldOffset("scale");
78 csqc_fieldoff_colormod = PRVM_ED_FindFieldOffset("colormod");
79 csqc_fieldoff_renderflags = PRVM_ED_FindFieldOffset("renderflags");
80 csqc_fieldoff_effects = PRVM_ED_FindFieldOffset("effects");
81 csqc_fieldoff_tag_entity = PRVM_ED_FindFieldOffset("tag_entity");
82 csqc_fieldoff_tag_index = PRVM_ED_FindFieldOffset("tag_index");
84 CSQC_Parse_TempEntity = PRVM_ED_FindFunction (CL_F_PARSE_TEMPENTITY);
85 CSQC_Parse_StuffCmd = PRVM_ED_FindFunction (CL_F_PARSE_STUFFCMD);
86 CSQC_Parse_Print = PRVM_ED_FindFunction (CL_F_PARSE_PRINT);
87 CSQC_Parse_CenterPrint = PRVM_ED_FindFunction (CL_F_PARSE_CENTERPRINT);
88 CSQC_Ent_Update = PRVM_ED_FindFunction (CL_F_ENT_UPDATE);
89 CSQC_Ent_Remove = PRVM_ED_FindFunction (CL_F_ENT_REMOVE);
90 CSQC_Event = PRVM_ED_FindFunction (CL_F_EVENT);
94 csqc_printtextbuf = (char *)Mem_Alloc(csqc_mempool, CSQC_PRINTBUFFERLEN);
95 csqc_printtextbuf[0] = 0;
99 void CL_VM_Error (const char *format, ...) DP_FUNC_PRINTF(1);
100 void CL_VM_Error (const char *format, ...) //[515]: hope it will be never executed =)
102 char errorstring[4096];
105 va_start (argptr, format);
106 dpvsnprintf (errorstring, sizeof(errorstring), format, argptr);
108 // Con_Printf( "CL_VM_Error: %s\n", errorstring );
112 Mem_FreePool(&csqc_mempool);
114 Cvar_SetValueQuick(&csqc_progcrc, -1);
116 // Host_AbortCurrentFrame(); //[515]: hmmm... if server says it needs csqc then client MUST disconnect
117 Host_Error(va("CL_VM_Error: %s", errorstring));
120 //[515]: set globals before calling R_UpdateView, WEIRD CRAP
121 static void CSQC_SetGlobals (void)
123 //extern cvar_t sv_accelerate, sv_friction, sv_gravity, sv_stopspeed, sv_maxspeed;
126 *prog->time = cl.time;
127 prog->globals.client->frametime = cl.time - csqc_frametime;
128 csqc_frametime = cl.time;
129 prog->globals.client->servercommandframe = cl.servermovesequence;
130 prog->globals.client->clientcommandframe = cl.movemessages;
131 VectorCopy(cl.viewangles, prog->globals.client->input_angles);
132 VectorCopy(cl.viewangles, csqc_angles);
133 prog->globals.client->input_buttons = csqc_buttons;
134 VectorSet(prog->globals.client->input_movevalues, cl.cmd.forwardmove, cl.cmd.sidemove, cl.cmd.upmove);
135 //VectorCopy(cl.movement_origin, csqc_origin);
136 Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, csqc_origin);
137 VectorCopy(csqc_origin, prog->globals.client->pmove_org);
138 prog->globals.client->maxclients = cl.maxclients;
139 //VectorCopy(cl.movement_velocity, prog->globals.client->pmove_vel);
140 VectorCopy(cl.velocity, prog->globals.client->pmove_vel);
144 void CSQC_Predraw (prvm_edict_t *ed)
147 if(!ed->fields.client->predraw)
149 b = prog->globals.client->self;
150 prog->globals.client->self = PRVM_EDICT_TO_PROG(ed);
151 PRVM_ExecuteProgram(ed->fields.client->predraw, "CSQC_Predraw: NULL function\n");
152 prog->globals.client->self = b;
155 void CSQC_Think (prvm_edict_t *ed)
158 if(ed->fields.client->think)
159 if(ed->fields.client->nextthink && ed->fields.client->nextthink <= *prog->time)
161 ed->fields.client->nextthink = 0;
162 b = prog->globals.client->self;
163 prog->globals.client->self = PRVM_EDICT_TO_PROG(ed);
164 PRVM_ExecuteProgram(ed->fields.client->think, "CSQC_Think: NULL function\n");
165 prog->globals.client->self = b;
169 extern cvar_t cl_noplayershadow;
170 qboolean CSQC_AddRenderEdict(prvm_edict_t *ed)
175 matrix4x4_t tagmatrix, matrix2;
177 e = CL_NewTempEntity();
181 i = (int)ed->fields.client->modelindex;
182 if(i >= MAX_MODELS || i <= -MAX_MODELS) //[515]: make work as error ?
184 Con_Print("CSQC_AddRenderEdict: modelindex >= MAX_MODELS\n");
185 ed->fields.client->modelindex = i = 0;
188 // model setup and some modelflags
190 e->render.model = cl.model_precache[e->state_current.modelindex];
192 e->render.model = cl.csqc_model_precache[65536-e->state_current.modelindex];
194 if (!e->render.model)
197 e->render.colormap = (int)ed->fields.client->colormap;
198 e->render.frame = (int)ed->fields.client->frame;
199 e->render.skinnum = (int)ed->fields.client->skin;
200 e->render.effects |= e->render.model->flags2 & (EF_FULLBRIGHT | EF_ADDITIVE);
202 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_alpha)) && val->_float) e->render.alpha = val->_float;
203 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_scale)) && val->_float) e->render.scale = val->_float;
204 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, e->render.colormod);
205 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_effects)) && val->_float) e->render.effects = (int)val->_float;
206 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_tag_entity)) && val->edict)
210 tagentity = val->edict;
211 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_tag_index)) && val->_float)
212 tagindex = (int)val->_float;
213 // FIXME: calculate tag matrix
214 Matrix4x4_CreateIdentity(&tagmatrix);
217 Matrix4x4_CreateIdentity(&tagmatrix);
219 if(i & RF_USEAXIS) //FIXME!!!
222 VectorNegate(prog->globals.client->v_right, left);
223 Matrix4x4_FromVectors(&matrix2, prog->globals.client->v_forward, left, prog->globals.client->v_up, ed->fields.client->origin);
228 VectorCopy(ed->fields.client->angles, angles);
229 // if model is alias, reverse pitch direction
230 if (e->render.model->type == mod_alias)
231 angles[0] = -angles[0];
233 // set up the render matrix
234 // FIXME: e->render.scale should go away
235 Matrix4x4_CreateFromQuakeEntity(&matrix2, ed->fields.client->origin[0], ed->fields.client->origin[1], ed->fields.client->origin[2], angles[0], angles[1], angles[2], e->render.scale);
238 // FIXME: csqc has frame1/frame2/frame1time/frame2time/lerpfrac but this implementation's cl_entvars_t lacks those fields
239 e->render.frame1 = e->render.frame = ed->fields.client->frame;
240 e->render.frame1time = e->render.frame2time = 0;
241 e->render.framelerp = 0;
243 // concat the matrices to make the entity relative to its tag
244 Matrix4x4_Concat(&e->render.matrix, &tagmatrix, &matrix2);
245 // make the other useful stuff
246 CL_UpdateRenderEntity(&e->render);
249 if((val = PRVM_GETEDICTFIELDVALUE(ed, csqc_fieldoff_renderflags)) && val->_float)
251 i = (int)val->_float;
252 if(i & RF_VIEWMODEL) e->render.flags |= RENDER_VIEWMODEL;
253 if(i & RF_EXTERNALMODEL)e->render.flags |= RENDER_EXTERIORMODEL;
254 if(i & RF_DEPTHHACK) e->render.effects |= EF_NODEPTHTEST;
255 if(i & RF_ADDITIVE) e->render.effects |= EF_ADDITIVE;
258 // transparent stuff can't be lit during the opaque stage
259 if (e->render.effects & (EF_ADDITIVE | EF_NODEPTHTEST) || e->render.alpha < 1)
260 e->render.flags |= RENDER_TRANSPARENT;
261 // double sided rendering mode causes backfaces to be visible
262 // (mostly useful on transparent stuff)
263 if (e->render.effects & EF_DOUBLESIDED)
264 e->render.flags |= RENDER_NOCULLFACE;
265 // either fullbright or lit
266 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
267 e->render.flags |= RENDER_LIGHT;
268 // hide player shadow during intermission or nehahra movie
269 if (!(e->render.effects & EF_NOSHADOW)
270 && !(e->render.flags & (RENDER_VIEWMODEL | RENDER_TRANSPARENT))
271 && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
272 e->render.flags |= RENDER_SHADOW;
277 void CSQC_ClearCSQCEntities (void)
279 memset(cl.csqcentities_active, 0, sizeof(cl.csqcentities_active));
280 cl.num_csqcentities = 0;
283 void CL_ExpandCSQCEntities (int num);
285 qboolean CL_VM_InputEvent (qboolean pressed, int key)
291 *prog->time = cl.time;
292 PRVM_G_FLOAT(OFS_PARM0) = pressed;
293 PRVM_G_FLOAT(OFS_PARM1) = key;
294 PRVM_ExecuteProgram (prog->globals.client->CSQC_InputEvent, CL_F_INPUTEVENT);
300 qboolean CL_VM_UpdateView (void)
306 //VectorCopy(cl.viewangles, oldangles);
307 *prog->time = cl.time;
309 cl.num_csqcentities = 0;
310 PRVM_ExecuteProgram (prog->globals.client->CSQC_UpdateView, CL_F_UPDATEVIEW);
311 //VectorCopy(oldangles, cl.viewangles);
317 qboolean CL_VM_ConsoleCommand (const char *cmd)
323 *prog->time = cl.time;
324 PRVM_G_INT(OFS_PARM0) = PRVM_SetEngineString(cmd);
325 PRVM_ExecuteProgram (prog->globals.client->CSQC_ConsoleCommand, CL_F_CONSOLECOMMAND);
331 qboolean CL_VM_Parse_TempEntity (void)
335 if(!csqc_loaded || !CSQC_Parse_TempEntity)
339 *prog->time = cl.time;
340 PRVM_ExecuteProgram ((func_t)(CSQC_Parse_TempEntity - prog->functions), CL_F_PARSE_TEMPENTITY);
351 void CL_VM_Parse_StuffCmd (const char *msg)
358 // if this is setting a csqc variable, deprotect csqc_progcrc
359 // temporarily so that it can be set by the cvar command,
360 // and then reprotect it afterwards
361 int flags = csqc_progcrc.flags;
362 csqc_progcrc.flags &= ~CVAR_READONLY;
363 Cmd_ExecuteString (msg, src_command);
364 csqc_progcrc.flags = flags;
367 if(!csqc_loaded || !CSQC_Parse_StuffCmd)
373 *prog->time = cl.time;
374 PRVM_G_INT(OFS_PARM0) = PRVM_SetEngineString(msg);
375 PRVM_ExecuteProgram ((func_t)(CSQC_Parse_StuffCmd - prog->functions), CL_F_PARSE_STUFFCMD);
379 static void CL_VM_Parse_Print (const char *msg)
382 *prog->time = cl.time;
383 PRVM_G_INT(OFS_PARM0) = PRVM_SetEngineString(msg);
384 PRVM_ExecuteProgram ((func_t)(CSQC_Parse_Print - prog->functions), CL_F_PARSE_PRINT);
388 void CSQC_AddPrintText (const char *msg)
391 if(!csqc_loaded || !CSQC_Parse_Print)
396 // FIXME: is this bugged?
398 if(msg[i] != '\n' && msg[i] != '\r')
400 if(strlen(csqc_printtextbuf)+i >= CSQC_PRINTBUFFERLEN)
402 CL_VM_Parse_Print(csqc_printtextbuf);
403 csqc_printtextbuf[0] = 0;
406 strlcat(csqc_printtextbuf, msg, CSQC_PRINTBUFFERLEN);
409 strlcat(csqc_printtextbuf, msg, CSQC_PRINTBUFFERLEN);
410 CL_VM_Parse_Print(csqc_printtextbuf);
411 csqc_printtextbuf[0] = 0;
414 void CL_VM_Parse_CenterPrint (const char *msg)
416 if(!csqc_loaded || !CSQC_Parse_CenterPrint)
418 SCR_CenterPrint((char*)msg);
422 *prog->time = cl.time;
423 PRVM_G_INT(OFS_PARM0) = PRVM_SetEngineString(msg);
424 PRVM_ExecuteProgram ((func_t)(CSQC_Parse_CenterPrint - prog->functions), CL_F_PARSE_CENTERPRINT);
428 float CL_VM_Event (float event) //[515]: needed ? I'd say "YES", but don't know for what :D
431 if(!csqc_loaded || !CSQC_Event)
434 *prog->time = cl.time;
435 PRVM_G_FLOAT(OFS_PARM0) = event;
436 PRVM_ExecuteProgram ((func_t)(CSQC_Event - prog->functions), CL_F_EVENT);
442 void CSQC_ReadEntities (void)
444 unsigned short entnum, oldself, realentnum;
446 *prog->time = cl.time;
447 oldself = prog->globals.client->self;
450 entnum = MSG_ReadShort();
453 realentnum = entnum & 0x7FFF;
454 prog->globals.client->self = csqc_sv2csqcents[realentnum];
457 if(prog->globals.client->self)
459 PRVM_ExecuteProgram((func_t)(CSQC_Ent_Remove - prog->functions), CL_F_ENT_REMOVE);
460 csqc_sv2csqcents[realentnum] = 0;
463 Con_Printf("Smth bad happens in csqc...\n"); //[515]: never happens ?
467 if(!prog->globals.client->self)
470 ed = PRVM_ED_Alloc();
471 ed->fields.client->entnum = realentnum;
472 prog->globals.client->self = csqc_sv2csqcents[realentnum] = PRVM_EDICT_TO_PROG(ed);
473 PRVM_G_FLOAT(OFS_PARM0) = 1;
476 PRVM_G_FLOAT(OFS_PARM0) = 0;
477 PRVM_ExecuteProgram((func_t)(CSQC_Ent_Update - prog->functions), CL_F_ENT_UPDATE);
480 prog->globals.client->self = oldself;
484 void Cmd_ClearCsqcFuncs (void);
486 void CL_VM_Init (void)
488 unsigned char *csprogsdata;
489 fs_offset_t csprogsdatasize;
490 int csprogsdatacrc, requiredcrc;
493 // reset csqc_progcrc after reading it, so that changing servers doesn't
494 // expect csqc on the next server
495 requiredcrc = csqc_progcrc.integer;
496 Cvar_SetValueQuick(&csqc_progcrc, -1);
499 memset(cl.csqc_model_precache, 0, sizeof(cl.csqc_model_precache));
500 memset(&cl.csqc_vidvars, true, sizeof(csqc_vidvars_t));
502 // if the server is not requesting a csprogs, then we're done here
506 // see if the requested csprogs.dat file matches the requested crc
508 csprogsdata = FS_LoadFile(csqc_progname.string, tempmempool, true, &csprogsdatasize);
511 csprogsdatacrc = CRC_Block(csprogsdata, csprogsdatasize);
512 Mem_Free(csprogsdata);
513 if (csprogsdatacrc != requiredcrc)
515 if (cls.demoplayback)
517 Con_Printf("^1Warning: Your %s is not the same version as the demo was recorded with (CRC is %i but should be %i)\n", csqc_progname.string, csprogsdatacrc, requiredcrc);
522 Con_Printf("^1Your %s is not the same version as the server (CRC is %i but should be %i)\n", csqc_progname.string, csprogsdatacrc, requiredcrc);
530 if (requiredcrc >= 0)
532 if (cls.demoplayback)
533 Con_Printf("CL_VM_Init: demo requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
535 Con_Printf("CL_VM_Init: server requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
542 PRVM_InitProg(PRVM_CLIENTPROG);
544 csqc_mempool = Mem_AllocPool("CSQC", 0, NULL);
546 // allocate the mempools
547 prog->progs_mempool = Mem_AllocPool(csqc_progname.string, 0, NULL);
548 prog->headercrc = CL_PROGHEADER_CRC;
549 prog->edictprivate_size = 0; // no private struct used
550 prog->name = CL_NAME;
551 prog->num_edicts = 1;
552 prog->limit_edicts = CL_MAX_EDICTS;
553 prog->extensionstring = vm_cl_extensions;
554 prog->builtins = vm_cl_builtins;
555 prog->numbuiltins = vm_cl_numbuiltins;
556 prog->init_cmd = VM_CL_Cmd_Init;
557 prog->reset_cmd = VM_CL_Cmd_Reset;
558 prog->error_cmd = CL_VM_Error;
560 PRVM_LoadProgs(csqc_progname.string, cl_numrequiredfunc, cl_required_func, 0, NULL);
563 Con_Printf("CSQC ^5loaded (crc=%i)\n", csprogsdatacrc);
566 CL_VM_Error("CSQC ^2failed to load\n");
572 //[515]: optional fields & funcs
573 CL_VM_FindEdictFieldOffsets();
576 *prog->time = cl.time;
579 prog->globals.client->mapname = PRVM_SetEngineString(cl.worldmodel->name);
580 prog->globals.client->player_localentnum = cl.playerentity;
582 // call the prog init
583 PRVM_ExecuteProgram((func_t) (PRVM_ED_FindFunction(CL_F_INIT) - prog->functions), CL_F_INIT);
588 csqc_sv2csqcents = (unsigned short *)Mem_Alloc(csqc_mempool, MAX_EDICTS*sizeof(unsigned short));
589 memset(csqc_sv2csqcents, 0, MAX_EDICTS*sizeof(unsigned short));
591 cl.csqc_vidvars.drawcrosshair = false;
592 cl.csqc_vidvars.drawenginesbar = false;
595 ent = &cl.csqcentities[0];
596 // entire entity array was cleared, so just fill in a few fields
597 ent->state_current.active = true;
598 ent->render.model = cl.worldmodel = cl.model_precache[1];
599 ent->render.alpha = 1;
600 ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
601 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
602 CL_UpdateRenderEntity(&ent->render);
605 void CL_VM_ShutDown (void)
607 Cmd_ClearCsqcFuncs();
608 Cvar_SetValueQuick(&csqc_progcrc, -1);
612 *prog->time = cl.time;
613 PRVM_ExecuteProgram((func_t) (PRVM_ED_FindFunction(CL_F_SHUTDOWN) - prog->functions), CL_F_SHUTDOWN);
616 Con_Print("CSQC ^1unloaded\n");
618 Mem_FreePool(&csqc_mempool);