quakeforge/nq/source/cl_main.c

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/*
cl_main.c
entity parsing and management
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "QF/cbuf.h"
#include "QF/cdaudio.h"
#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/draw.h"
#include "QF/input.h"
#include "QF/joystick.h"
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#include "QF/keys.h"
#include "QF/msg.h"
#include "QF/plist.h"
#include "QF/render.h"
#include "QF/screen.h"
#include "QF/skin.h"
#include "QF/sys.h"
#include "QF/va.h"
#include "QF/plugin/console.h"
#include "QF/plugin/vid_render.h"
#include "QF/scene/entity.h"
#include "QF/scene/scene.h"
#include "compat.h"
#include "sbar.h"
#include "client/chase.h"
#include "client/particles.h"
#include "client/temp_entities.h"
#include "client/world.h"
#include "nq/include/cl_skin.h"
#include "nq/include/client.h"
#include "nq/include/host.h"
#include "nq/include/host.h"
#include "nq/include/server.h"
CLIENT_PLUGIN_PROTOS
static plugin_list_t client_plugin_list[] = {
CLIENT_PLUGIN_LIST
};
// these two are not intended to be set directly
char *cl_name;
static cvar_t cl_name_cvar = {
.name = "_cl_name",
.description =
"Player name",
.default_value = "player",
.flags = CVAR_ARCHIVE,
.value = { .type = 0, .value = &cl_name },
};
int cl_color;
static cvar_t cl_color_cvar = {
.name = "_cl_color",
.description =
"Player color",
.default_value = "0",
.flags = CVAR_ARCHIVE,
.value = { .type = &cexpr_int, .value = &cl_color },
};
int cl_writecfg;
static cvar_t cl_writecfg_cvar = {
.name = "cl_writecfg",
.description =
"write config files?",
.default_value = "1",
.flags = CVAR_NONE,
.value = { .type = &cexpr_int, .value = &cl_writecfg },
};
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int cl_shownet;
static cvar_t cl_shownet_cvar = {
.name = "cl_shownet",
.description =
"show network packets. 0=off, 1=basic, 2=verbose",
.default_value = "0",
.flags = CVAR_NONE,
.value = { .type = &cexpr_int, .value = &cl_shownet },
};
int cl_nolerp;
static cvar_t cl_nolerp_cvar = {
.name = "cl_nolerp",
.description =
"linear motion interpolation",
.default_value = "0",
.flags = CVAR_NONE,
.value = { .type = &cexpr_int, .value = &cl_nolerp },
};
int hud_fps;
static cvar_t hud_fps_cvar = {
.name = "hud_fps",
.description =
"display realtime frames per second",
.default_value = "0",
.flags = CVAR_ARCHIVE,
.value = { .type = &cexpr_int, .value = &hud_fps },
};
int hud_time;
static cvar_t hud_time_cvar = {
.name = "hud_time",
.description =
"display the current time",
.default_value = "0",
.flags = CVAR_ARCHIVE,
.value = { .type = &cexpr_int, .value = &hud_time },
};
static int r_ambient;
static cvar_t r_ambient_cvar = {
.name = "r_ambient",
.description =
"Determines the ambient lighting for a level",
.default_value = "0",
.flags = CVAR_NONE,
.value = { .type = &cexpr_int, .value = &r_ambient },
};
static int r_drawflat;
static cvar_t r_drawflat_cvar = {
.name = "r_drawflat",
.description =
"Toggles the drawing of textures",
.default_value = "0",
.flags = CVAR_NONE,
.value = { .type = &cexpr_int, .value = &r_drawflat },
};
int fps_count;
client_static_t cls;
client_state_t cl;
/*
CL_WriteConfiguration
Writes key bindings and archived cvars to config.cfg
*/
static void
CL_WriteConfiguration (void)
{
// dedicated servers initialize the host but don't parse and set the
// config.cfg cvars
if (host_initialized && !isDedicated && cl_writecfg) {
plitem_t *config = PL_NewDictionary (0); //FIXME hashlinks
Cvar_SaveConfig (config);
IN_SaveConfig (config);
const char *path = va (0, "%s/quakeforge.cfg", qfs_gamedir->dir.def);
QFile *f = QFS_WOpen (path, 0);
if (!f) {
Sys_Printf ("Couldn't write quakeforge.cfg.\n");
} else {
char *cfg = PL_WritePropertyList (config);
Qputs (f, cfg);
free (cfg);
Qclose (f);
}
PL_Free (config);
}
}
int
CL_ReadConfiguration (const char *cfg_name)
{
QFile *cfg_file = QFS_FOpenFile (cfg_name);
if (!cfg_file) {
return 0;
}
size_t len = Qfilesize (cfg_file);
char *cfg = malloc (len + 1);
Qread (cfg_file, cfg, len);
cfg[len] = 0;
Qclose (cfg_file);
plitem_t *config = PL_GetPropertyList (cfg, 0); // FIXME hashlinks
if (!config) {
return 0;
}
Cvar_LoadConfig (config);
IN_LoadConfig (config);
PL_Free (config);
return 1;
}
static void
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CL_Shutdown (void *data)
{
CL_WriteConfiguration ();
}
void
CL_ClearMemory (void)
{
VID_ClearMemory ();
SCR_SetFullscreen (0);
cls.signon = 0;
__auto_type cam = cl.viewstate.camera_transform;
memset (&cl, 0, sizeof (cl));
cl.viewstate.camera_transform = cam;
}
void
CL_InitCvars (void)
{
VID_Init_Cvars ();
IN_Init_Cvars ();
Mod_Init_Cvars ();
S_Init_Cvars ();
CL_Demo_Init ();
CL_Init_Input_Cvars ();
Chase_Init_Cvars ();
V_Init_Cvars ();
Cvar_Register (&cl_name_cvar, 0, 0);
Cvar_Register (&cl_color_cvar, 0, 0);
Cvar_Register (&cl_writecfg_cvar, 0, 0);
Cvar_Register (&cl_shownet_cvar, 0, 0);
Cvar_Register (&cl_nolerp_cvar, 0, 0);
Cvar_Register (&hud_fps_cvar, 0, 0);
Cvar_MakeAlias ("show_fps", &hud_fps_cvar);
Cvar_Register (&hud_time_cvar, 0, 0);
//FIXME not hooked up (don't do anything), but should not work in
//multi-player
Cvar_Register (&r_ambient_cvar, 0, 0);
Cvar_Register (&r_drawflat_cvar, 0, 0);
}
void
CL_ClearState (void)
{
if (!sv.active)
Host_ClearMemory ();
if (cl.viewstate.weapon_entity) {
Scene_DestroyEntity (cl_world.scene, cl.viewstate.weapon_entity);
}
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if (cl.players) {
int i;
for (i = 0; i < cl.maxclients; i++)
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Info_Destroy (cl.players[i].userinfo);
}
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// wipe the entire cl structure
__auto_type cam = cl.viewstate.camera_transform;
memset (&cl, 0, sizeof (cl));
cl.viewstate.camera_transform = cam;
cl.viewstate.player_origin = (vec4f_t) {0, 0, 0, 1};
cl.viewstate.chase = 1;
cl.viewstate.chasestate = &cl.chasestate;
cl.chasestate.viewstate = &cl.viewstate;
cl.watervis = 1;
SCR_SetFullscreen (0);
r_data->lightstyle = cl.lightstyle;
SZ_Clear (&cls.message);
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CL_ClearTEnts ();
r_funcs->R_ClearState ();
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CL_ClearEnts ();
cl.viewstate.weapon_entity = Scene_CreateEntity (cl_world.scene);
CL_Init_Entity (cl.viewstate.weapon_entity);
r_data->view_model = cl.viewstate.weapon_entity;
}
/*
CL_StopCshifts
Cleans the Cshifts, so your screen doesn't stay red after a timedemo :)
*/
static void
CL_StopCshifts (void)
{
int i;
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for (i = 0; i < NUM_CSHIFTS; i++)
cl.viewstate.cshifts[i].percent = 0;
for (i = 0; i < MAX_CL_STATS; i++)
cl.stats[i] = 0;
}
/*
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CL_Disconnect
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Sends a disconnect message to the server
This is also called on Host_Error, so it shouldn't cause any errors
*/
void
CL_Disconnect (void)
{
// stop sounds (especially looping!)
S_StopAllSounds ();
// Clean the Cshifts
CL_StopCshifts ();
// if running a local server, shut it down
if (cls.demoplayback)
CL_StopPlayback ();
else if (cls.state >= ca_connected) {
if (cls.demorecording)
CL_StopRecording ();
Sys_MaskPrintf (SYS_dev, "Sending clc_disconnect\n");
SZ_Clear (&cls.message);
MSG_WriteByte (&cls.message, clc_disconnect);
NET_SendUnreliableMessage (cls.netcon, &cls.message);
SZ_Clear (&cls.message);
NET_Close (cls.netcon);
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CL_SetState (ca_disconnected);
if (sv.active)
Host_ShutdownServer (false);
}
cl_world.worldmodel = NULL;
cl.intermission = 0;
cl.viewstate.intermission = 0;
}
void
CL_Disconnect_f (void)
{
CL_Disconnect ();
if (sv.active)
Host_ShutdownServer (false);
}
/*
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CL_EstablishConnection
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Host should be either "local" or a net address to be passed on
*/
void
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CL_EstablishConnection (const char *host)
{
if (net_is_dedicated)
return;
if (cls.demoplayback)
return;
CL_Disconnect ();
cls.netcon = NET_Connect (host);
if (!cls.netcon)
Host_Error ("CL_Connect: connect failed\n");
Sys_MaskPrintf (SYS_dev, "CL_EstablishConnection: connected to %s\n",
host);
cls.demonum = -1; // not in the demo loop now
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CL_SetState (ca_connected);
}
/*
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CL_SignonReply
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An svc_signonnum has been received, perform a client side setup
*/
void
CL_SignonReply (void)
{
Sys_MaskPrintf (SYS_dev, "CL_SignonReply: %i\n", cls.signon);
switch (cls.signon) {
case so_none:
break;
case so_prespawn:
MSG_WriteByte (&cls.message, clc_stringcmd);
MSG_WriteString (&cls.message, "prespawn");
break;
case so_spawn:
MSG_WriteByte (&cls.message, clc_stringcmd);
MSG_WriteString (&cls.message, va (0, "name \"%s\"\n",
cl_name));
MSG_WriteByte (&cls.message, clc_stringcmd);
MSG_WriteString (&cls.message,
va (0, "color %i %i\n", (cl_color) >> 4,
(cl_color) & 15));
MSG_WriteByte (&cls.message, clc_stringcmd);
MSG_WriteString (&cls.message, "spawn");
break;
case so_begin:
MSG_WriteByte (&cls.message, clc_stringcmd);
MSG_WriteString (&cls.message, "begin");
Cache_Report (); // print remaining memory
break;
case so_active:
cl.loading = false;
CL_SetState (ca_active);
break;
}
}
/*
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CL_NextDemo
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Called to play the next demo in the demo loop
*/
void
CL_NextDemo (void)
{
if (cls.demonum == -1)
return; // don't play demos
cl.loading = true;
CL_UpdateScreen(cl.time);
if (!cls.demos[cls.demonum][0] || cls.demonum == MAX_DEMOS) {
cls.demonum = 0;
if (!cls.demos[cls.demonum][0]) {
Sys_Printf ("No demos listed with startdemos\n");
cls.demonum = -1;
return;
}
}
Cbuf_InsertText (host_cbuf, va (0, "playdemo %s\n",
cls.demos[cls.demonum]));
cls.demonum++;
}
static void
pointfile_f (void)
{
CL_LoadPointFile (cl_world.worldmodel);
}
static void
CL_PrintEntities_f (void)
{
int i;
for (i = 0; i < cl.num_entities; i++) {
entity_t *ent = cl_entities[i];
Sys_Printf ("%3i:", i);
if (!ent || !ent->renderer.model) {
Sys_Printf ("EMPTY\n");
continue;
}
vec4f_t org = Transform_GetWorldPosition (ent->transform);
vec4f_t rot = Transform_GetWorldRotation (ent->transform);
Sys_Printf ("%s:%2i "VEC4F_FMT" "VEC4F_FMT"\n",
ent->renderer.model->path, ent->animation.frame,
VEC4_EXP (org), VEC4_EXP (rot));
}
}
/*
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CL_ReadFromServer
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Read all incoming data from the server
*/
int
CL_ReadFromServer (void)
{
int ret;
TEntContext_t tentCtx = {
cl.viewstate.player_origin,
cl.viewentity
};
cl.oldtime = cl.time;
cl.time += host_frametime;
cl.viewstate.frametime = host_frametime;
cl.viewstate.time = cl.time;
do {
ret = CL_GetMessage ();
if (ret == -1)
Host_Error ("CL_ReadFromServer: lost server connection");
if (!ret)
break;
CL_ParseServerMessage ();
} while (ret && cls.state >= ca_connected);
if (cl_shownet)
Sys_Printf ("\n");
CL_RelinkEntities ();
CL_UpdateTEnts (cl.time, &tentCtx);
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// bring the links up to date
return 0;
}
void
CL_SendCmd (void)
{
usercmd_t cmd;
if (cls.state < ca_connected)
return;
if (cls.state == ca_active) {
CL_BaseMove (&cmd);
// send the unreliable message
CL_SendMove (&cmd);
}
if (cls.demoplayback) {
SZ_Clear (&cls.message);
return;
}
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// send the reliable message
if (!cls.message.cursize)
return; // no message at all
if (!NET_CanSendMessage (cls.netcon)) {
Sys_MaskPrintf (SYS_dev, "CL_WriteToServer: can't send\n");
return;
}
if (NET_SendMessage (cls.netcon, &cls.message) == -1)
Host_Error ("CL_WriteToServer: lost server connection");
SZ_Clear (&cls.message);
}
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void
CL_SetState (cactive_t state)
{
cactive_t old_state = cls.state;
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cls.state = state;
cl.viewstate.active = cls.state == ca_active;
cl.viewstate.drift_enabled = !cls.demoplayback;
Sys_MaskPrintf (SYS_net, "CL_SetState: %d -> %d\n", old_state, state);
if (old_state != state) {
if (old_state == ca_active) {
// leaving active state
S_AmbientOff ();
r_funcs->R_ClearState ();
}
switch (state) {
case ca_disconnected:
CL_ClearState ();
cls.signon = so_none;
cl.loading = false;
VID_SetCaption ("Disconnected");
break;
case ca_connected:
cls.signon = so_none; // need all the signon messages
// before playing
cl.loading = true;
IN_ClearStates ();
VID_SetCaption ("Connected");
break;
case ca_active:
// entering active state
cl.loading = false;
IN_ClearStates ();
VID_SetCaption ("");
S_AmbientOn ();
break;
}
CL_UpdateScreen (cl.time);
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}
host_in_game = 0;
Con_SetState (state == ca_active ? con_inactive : con_fullscreen);
if (state != old_state && state == ca_active) {
CL_Input_Activate (host_in_game = !cls.demoplayback);
}
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}
static void
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Force_CenterView_f (void)
{
cl.viewstate.player_angles[PITCH] = 0;
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}
void
CL_Init (cbuf_t *cbuf)
{
byte *basepal, *colormap;
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Sys_RegisterShutdown (CL_Shutdown, 0);
basepal = (byte *) QFS_LoadHunkFile (QFS_FOpenFile ("gfx/palette.lmp"));
if (!basepal)
Sys_Error ("Couldn't load gfx/palette.lmp");
colormap = (byte *) QFS_LoadHunkFile (QFS_FOpenFile ("gfx/colormap.lmp"));
if (!colormap)
Sys_Error ("Couldn't load gfx/colormap.lmp");
W_LoadWadFile ("gfx.wad");
VID_Init (basepal, colormap);
IN_Init ();
R_Init ();
r_data->lightstyle = cl.lightstyle;
S_Init (&cl.viewentity, &host_frametime);
PI_RegisterPlugins (client_plugin_list);
Con_Init ("client");
CDAudio_Init ();
Sbar_Init ();
CL_Init_Input (cbuf);
CL_Particles_Init ();
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CL_TEnts_Init ();
CL_World_Init ();
CL_ClearState ();
V_Init (&cl.viewstate);
Cmd_AddCommand ("pointfile", pointfile_f,
"Load a pointfile to determine map leaks.");
Cmd_AddCommand ("entities", CL_PrintEntities_f, "No Description");
Cmd_AddCommand ("disconnect", CL_Disconnect_f, "No Description");
Cmd_AddCommand ("maplist", Con_Maplist_f, "List available maps");
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Cmd_AddCommand ("skyboxlist", Con_Skyboxlist_f, "List skyboxes available");
Cmd_AddCommand ("demolist", Con_Demolist_DEM_f, "List available demos");
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Cmd_AddCommand ("force_centerview", Force_CenterView_f, "force the view "
"to be level");
SZ_Alloc (&cls.message, 1024);
CL_SetState (ca_disconnected);
}