merge qw_client/view.c and uquake/view.c into common/view.c

This commit is contained in:
Bill Currie 2000-03-12 00:36:50 +00:00
parent e818226c34
commit 2f47ba42f2
2 changed files with 265 additions and 946 deletions

View file

@ -1,6 +1,8 @@
/*
view.c - player eye positioning
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
@ -30,6 +32,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include <console.h>
#include <cvar.h>
extern int onground;
/*
The view is allowed to move slightly from it's true position for bobbing,
@ -74,16 +78,17 @@ cvar_t *cl_crossy;
cvar_t *gl_cshiftpercent;
cvar_t *v_contentblend;
float v_dmg_time, v_dmg_roll, v_dmg_pitch;
extern int in_forward, in_forward2, in_back;
frame_t *view_frame;
player_state_t *view_message;
/*
===============
V_CalcRoll
===============
V_CalcRoll
*/
float V_CalcRoll (vec3_t angles, vec3_t velocity)
{
@ -110,27 +115,44 @@ float V_CalcRoll (vec3_t angles, vec3_t velocity)
/*
===============
V_CalcBob
===============
V_CalcBob
*/
float V_CalcBob (void)
{
#ifdef QUAKEWORLD
static double bobtime;
static float bob;
#else
float bob;
#endif
float cycle;
#ifdef QUAKEWORLD
if (cl.spectator)
return 0;
if (onground == -1)
return bob; // just use old value
bobtime += host_frametime;
cycle = bobtime - (int)(bobtime/cl_bobcycle->value)*cl_bobcycle->value;
#else
cycle = cl.time - (int)(cl.time/cl_bobcycle->value)*cl_bobcycle->value;
#endif
cycle /= cl_bobcycle->value;
if (cycle < cl_bobup->value)
cycle = M_PI * cycle / cl_bobup->value;
else
cycle = M_PI + M_PI*(cycle-cl_bobup->value)/(1.0 - cl_bobup->value);
// bob is proportional to velocity in the xy plane
// bob is proportional to [simulated] velocity in the xy plane
// (don't count Z, or jumping messes it up)
#ifdef QUAKEWORLD
bob = sqrt(cl.simvel[0]*cl.simvel[0] + cl.simvel[1]*cl.simvel[1]) * cl_bob->value;
#else
bob = sqrt(cl.velocity[0]*cl.velocity[0] + cl.velocity[1]*cl.velocity[1]) * cl_bob->value;
#endif
bob = bob*0.3 + bob*0.7*sin(cycle);
if (bob > 4)
bob = 4;
@ -172,23 +194,27 @@ void V_StopPitchDrift (void)
}
/*
===============
V_DriftPitch
V_DriftPitch
Moves the client pitch angle towards cl.idealpitch sent by the server.
Moves the client pitch angle towards cl.idealpitch sent by the
server.
If the user is adjusting pitch manually, either with lookup/lookdown,
mlook and mouse, or klook and keyboard, pitch drifting is constantly stopped.
If the user is adjusting pitch manually, either with lookup/lookdown,
mlook and mouse, or klook and keyboard, pitch drifting is constantly
stopped.
Drifting is enabled when the center view key is hit, mlook is released and
lookspring is non 0, or when
===============
Drifting is enabled when the center view key is hit, mlook is
released and lookspring is non 0, or when
*/
void V_DriftPitch (void)
{
float delta, move;
#ifdef QUAKEWORLD
if (view_message->onground == -1 || cls.demoplayback )
#else
if (noclip_anglehack || !cl.onground || cls.demoplayback )
#endif
{
cl.driftmove = 0;
cl.pitchvel = 0;
@ -198,7 +224,11 @@ void V_DriftPitch (void)
// don't count small mouse motion
if (cl.nodrift)
{
#ifdef QUAKEWORLD
if ( fabs(cl.frames[(cls.netchan.outgoing_sequence-1)&UPDATE_MASK].cmd.forwardmove) < 200)
#else
if ( fabs(cl.cmd.forwardmove) < cl_forwardspeed->value)
#endif
cl.driftmove = 0;
else
cl.driftmove += host_frametime;
@ -210,7 +240,11 @@ void V_DriftPitch (void)
return;
}
#ifdef QUAKEWORLD
delta = 0 - cl.viewangles[PITCH];
#else
delta = cl.idealpitch - cl.viewangles[PITCH];
#endif
if (!delta)
{
@ -249,9 +283,7 @@ void V_DriftPitch (void)
/*
==============================================================================
PALETTE FLASHES
==============================================================================
*/
@ -261,7 +293,6 @@ cshift_t cshift_water = { {130,80,50}, 128 };
cshift_t cshift_slime = { {0,25,5}, 150 };
cshift_t cshift_lava = { {255,80,0}, 150 };
//cvar_t v_gamma = {"gamma", "1", CVAR_ARCHIVE};
cvar_t *v_gamma;
byte gammatable[256]; // palette is sent through this
@ -293,9 +324,7 @@ void BuildGammaTable (float g)
}
/*
=================
V_CheckGamma
=================
V_CheckGamma
*/
qboolean V_CheckGamma (void)
{
@ -314,9 +343,7 @@ qboolean V_CheckGamma (void)
/*
===============
V_ParseDamage
===============
V_ParseDamage
*/
void V_ParseDamage (void)
{
@ -324,7 +351,9 @@ void V_ParseDamage (void)
vec3_t from;
int i;
vec3_t forward, right, up;
#ifdef UQUAKE
entity_t *ent;
#endif
float side;
float count;
@ -367,12 +396,20 @@ void V_ParseDamage (void)
//
// calculate view angle kicks
//
#ifdef QUAKEWORLD
VectorSubtract (from, cl.simorg, from);
#else
ent = &cl_entities[cl.playernum + 1];
VectorSubtract (from, ent->origin, from);
#endif
VectorNormalize (from);
#ifdef QUAKEWORLD
AngleVectors (cl.simangles, forward, right, up);
#else
AngleVectors (ent->angles, forward, right, up);
#endif
side = DotProduct (from, right);
v_dmg_roll = count*side*v_kickroll->value;
@ -385,9 +422,7 @@ void V_ParseDamage (void)
/*
==================
V_cshift_f
==================
V_cshift_f
*/
void V_cshift_f (void)
{
@ -399,11 +434,9 @@ void V_cshift_f (void)
/*
==================
V_BonusFlash_f
V_BonusFlash_f
When you run over an item, the server sends this command
==================
When you run over an item, the server sends this command
*/
void V_BonusFlash_f (void)
{
@ -414,23 +447,32 @@ void V_BonusFlash_f (void)
}
/*
=============
V_SetContentsColor
V_SetContentsColor
Underwater, lava, etc each has a color shift
=============
Underwater, lava, etc each has a color shift
*/
void V_SetContentsColor (int contents)
{
#ifdef QUAKEWORLD
if (!v_contentblend->value) {
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
return;
}
#endif
switch (contents)
{
case CONTENTS_EMPTY:
#ifdef UQUAKE
case CONTENTS_SOLID:
#endif
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
break;
case CONTENTS_LAVA:
cl.cshifts[CSHIFT_CONTENTS] = cshift_lava;
break;
#ifdef QUAKEWORLD
case CONTENTS_SOLID:
#endif
case CONTENTS_SLIME:
cl.cshifts[CSHIFT_CONTENTS] = cshift_slime;
break;
@ -440,9 +482,7 @@ void V_SetContentsColor (int contents)
}
/*
=============
V_CalcPowerupCshift
=============
V_CalcPowerupCshift
*/
void V_CalcPowerupCshift (void)
{
@ -479,9 +519,7 @@ void V_CalcPowerupCshift (void)
}
/*
=============
V_CalcBlend
=============
V_CalcBlend
*/
void V_CalcBlend (void)
{
@ -500,7 +538,11 @@ void V_CalcBlend (void)
a2 = ((cl.cshifts[j].percent * gl_cshiftpercent->value) / 100.0) / 255.0;
#ifdef QUAKEWORLD
// a2 = (cl.cshifts[j].percent/2)/255.0;
#else
// a2 = cl.cshifts[j].percent/255.0;
#endif
if (!a2)
continue;
a = a + a2*(1-a);
@ -521,12 +563,9 @@ void V_CalcBlend (void)
v_blend[3] = 0;
}
/*
==============================================================================
VIEW RENDERING
==============================================================================
*/
@ -539,9 +578,7 @@ float angledelta (float a)
}
/*
==================
CalcGunAngle
==================
CalcGunAngle
*/
void CalcGunAngle (void)
{
@ -590,26 +627,40 @@ void CalcGunAngle (void)
cl.viewent.angles[YAW] = r_refdef.viewangles[YAW] + yaw;
cl.viewent.angles[PITCH] = - (r_refdef.viewangles[PITCH] + pitch);
#ifdef UQUAKE
cl.viewent.angles[ROLL] -= v_idlescale->value * sin(cl.time*v_iroll_cycle->value) * v_iroll_level->value;
cl.viewent.angles[PITCH] -= v_idlescale->value * sin(cl.time*v_ipitch_cycle->value) * v_ipitch_level->value;
cl.viewent.angles[YAW] -= v_idlescale->value * sin(cl.time*v_iyaw_cycle->value) * v_iyaw_level->value;
#endif
}
/*
==============
V_BoundOffsets
==============
V_BoundOffsets
*/
void V_BoundOffsets (void)
{
#ifdef UQUAKE
entity_t *ent;
ent = &cl_entities[cl.playernum + 1];
#endif
// absolutely bound refresh reletive to entity clipping hull
// so the view can never be inside a solid wall
#ifdef QUAKEWORLD
if (r_refdef.vieworg[0] < cl.simorg[0] - 14)
r_refdef.vieworg[0] = cl.simorg[0] - 14;
else if (r_refdef.vieworg[0] > cl.simorg[0] + 14)
r_refdef.vieworg[0] = cl.simorg[0] + 14;
if (r_refdef.vieworg[1] < cl.simorg[1] - 14)
r_refdef.vieworg[1] = cl.simorg[1] - 14;
else if (r_refdef.vieworg[1] > cl.simorg[1] + 14)
r_refdef.vieworg[1] = cl.simorg[1] + 14;
if (r_refdef.vieworg[2] < cl.simorg[2] - 22)
r_refdef.vieworg[2] = cl.simorg[2] - 22;
else if (r_refdef.vieworg[2] > cl.simorg[2] + 30)
r_refdef.vieworg[2] = cl.simorg[2] + 30;
#else
if (r_refdef.vieworg[0] < ent->origin[0] - 14)
r_refdef.vieworg[0] = ent->origin[0] - 14;
else if (r_refdef.vieworg[0] > ent->origin[0] + 14)
@ -622,35 +673,41 @@ void V_BoundOffsets (void)
r_refdef.vieworg[2] = ent->origin[2] - 22;
else if (r_refdef.vieworg[2] > ent->origin[2] + 30)
r_refdef.vieworg[2] = ent->origin[2] + 30;
#endif
}
/*
==============
V_AddIdle
V_AddIdle
Idle swaying
==============
Idle swaying
*/
void V_AddIdle (void)
{
r_refdef.viewangles[ROLL] += v_idlescale->value * sin(cl.time*v_iroll_cycle->value) * v_iroll_level->value;
r_refdef.viewangles[PITCH] += v_idlescale->value * sin(cl.time*v_ipitch_cycle->value) * v_ipitch_level->value;
r_refdef.viewangles[YAW] += v_idlescale->value * sin(cl.time*v_iyaw_cycle->value) * v_iyaw_level->value;
#ifdef QUAKEWORLD
cl.viewent.angles[ROLL] -= v_idlescale->value * sin(cl.time*v_iroll_cycle->value) * v_iroll_level->value;
cl.viewent.angles[PITCH] -= v_idlescale->value * sin(cl.time*v_ipitch_cycle->value) * v_ipitch_level->value;
cl.viewent.angles[YAW] -= v_idlescale->value * sin(cl.time*v_iyaw_cycle->value) * v_iyaw_level->value;
#endif
}
/*
==============
V_CalcViewRoll
V_CalcViewRoll
Roll is induced by movement and damage
==============
Roll is induced by movement and damage
*/
void V_CalcViewRoll (void)
{
float side;
#ifdef QUAKEWORLD
side = V_CalcRoll (cl.simangles, cl.simvel);
#else
side = V_CalcRoll (cl_entities[cl.playernum + 1].angles, cl.velocity);
#endif
r_refdef.viewangles[ROLL] += side;
if (v_dmg_time > 0)
@ -660,33 +717,44 @@ void V_CalcViewRoll (void)
v_dmg_time -= host_frametime;
}
#ifdef UQUAKE
if (cl.stats[STAT_HEALTH] <= 0)
{
r_refdef.viewangles[ROLL] = 80; // dead view angle
return;
}
#endif
}
/*
==================
V_CalcIntermissionRefdef
==================
V_CalcIntermissionRefdef
*/
void V_CalcIntermissionRefdef (void)
{
#ifdef QUAKEWORLD
entity_t *view;
#else
entity_t *ent, *view;
#endif
float old;
#ifdef QUAKEWORLD
// view is the weapon model
#else
// ent is the player model (visible when out of body)
ent = &cl_entities[cl.playernum + 1];
// view is the weapon model (only visible from inside body)
#endif
view = &cl.viewent;
#ifdef QUAKEWORLD
VectorCopy (cl.simorg, r_refdef.vieworg);
VectorCopy (cl.simangles, r_refdef.viewangles);
#else
VectorCopy (ent->origin, r_refdef.vieworg);
VectorCopy (ent->angles, r_refdef.viewangles);
#endif
view->model = NULL;
// allways idle in intermission
@ -697,28 +765,37 @@ void V_CalcIntermissionRefdef (void)
}
/*
==================
V_CalcRefdef
==================
V_CalcRefdef
*/
void V_CalcRefdef (void)
{
#ifdef QUAKEWORLD
entity_t *view;
int h, i;
#else
entity_t *ent, *view;
int i;
#endif
vec3_t forward, right, up;
#ifdef UQUAKE
vec3_t angles;
#endif
float bob;
static float oldz = 0;
#ifdef QUAKEWORLD
h = cl.qfserver ? cl.stats[STAT_VIEWHEIGHT] : 22;
#endif
V_DriftPitch ();
#ifdef UQUAKE
// ent is the player model (visible when out of body)
ent = &cl_entities[cl.playernum + 1];
#endif
// view is the weapon model (only visible from inside body)
view = &cl.viewent;
#ifdef UQUAKE
// transform the view offset by the model's matrix to get the offset from
// model origin for the view
ent->angles[YAW] = cl.viewangles[YAW]; // the model should face
@ -727,46 +804,94 @@ void V_CalcRefdef (void)
// the view dir
#endif
bob = V_CalcBob ();
#ifdef QUAKEWORLD
// refresh position from simulated origin
VectorCopy (cl.simorg, r_refdef.vieworg);
r_refdef.vieworg[2] += bob;
#else
// refresh position
VectorCopy (ent->origin, r_refdef.vieworg);
r_refdef.vieworg[2] += cl.viewheight + bob;
#endif
// never let it sit exactly on a node line, because a water plane can
// dissapear when viewed with the eye exactly on it.
#ifdef QUAKEWORLD
// the server protocol only specifies to 1/8 pixel, so add 1/16 in each axis
r_refdef.vieworg[0] += 1.0/16;
r_refdef.vieworg[1] += 1.0/16;
r_refdef.vieworg[2] += 1.0/16;
#else
// the server protocol only specifies to 1/16 pixel, so add 1/32 in each axis
r_refdef.vieworg[0] += 1.0/32;
r_refdef.vieworg[1] += 1.0/32;
r_refdef.vieworg[2] += 1.0/32;
#endif
#ifdef QUAKEWORLD
VectorCopy (cl.simangles, r_refdef.viewangles);
#else
VectorCopy (cl.viewangles, r_refdef.viewangles);
#endif
V_CalcViewRoll ();
V_AddIdle ();
#ifdef QUAKEWORLD
if (view_message->flags & PF_GIB)
r_refdef.vieworg[2] += 8; // gib view height
else if (view_message->flags & PF_DEAD)
r_refdef.vieworg[2] -= 16; // corpse view height
else
r_refdef.vieworg[2] += h; // view height
if (view_message->flags & PF_DEAD) // PF_GIB also sets PF_DEAD
r_refdef.viewangles[ROLL] = 80; // dead view angle
#else
// offsets
angles[PITCH] = -ent->angles[PITCH]; // because entity pitches are
// actually backward
angles[YAW] = ent->angles[YAW];
angles[ROLL] = ent->angles[ROLL];
#endif
#ifdef UQUAKE
AngleVectors (angles, forward, right, up);
#endif
#ifdef QUAKEWORLD
// offsets
AngleVectors (cl.simangles, forward, right, up);
#else
for (i=0 ; i<3 ; i++)
r_refdef.vieworg[i] += scr_ofsx->value*forward[i]
+ scr_ofsy->value*right[i]
+ scr_ofsz->value*up[i];
#endif
#ifdef UQUAKE
V_BoundOffsets ();
#endif
// set up gun position
#ifdef QUAKEWORLD
VectorCopy (cl.simangles, view->angles);
#else
VectorCopy (cl.viewangles, view->angles);
#endif
CalcGunAngle ();
#ifdef QUAKEWORLD
VectorCopy (cl.simorg, view->origin);
view->origin[2] += h;
#else
VectorCopy (ent->origin, view->origin);
view->origin[2] += cl.viewheight;
#endif
for (i=0 ; i<3 ; i++)
{
@ -791,18 +916,46 @@ void V_CalcRefdef (void)
else if (scr_viewsize->value == 80)
view->origin[2] += 0.5;
#ifdef QUAKEWORLD
if (view_message->flags & (PF_GIB|PF_DEAD) )
view->model = NULL;
else
view->model = cl.model_precache[cl.stats[STAT_WEAPON]];
view->frame = view_message->weaponframe;
#else
view->model = cl.model_precache[cl.stats[STAT_WEAPON]];
view->frame = cl.stats[STAT_WEAPONFRAME];
#endif
view->colormap = vid.colormap;
// set up the refresh position
r_refdef.viewangles[PITCH] += cl.punchangle;
// smooth out stair step ups
#ifdef QUAKEWORLD
if ( (view_message->onground != -1) && (cl.simorg[2] - oldz > 0) )
{
float steptime;
steptime = host_frametime;
#else
if (cl.onground && ent->origin[2] - oldz > 0)
{
float steptime;
#endif
#ifdef QUAKEWORLD
oldz += steptime * 80;
if (oldz > cl.simorg[2])
oldz = cl.simorg[2];
if (cl.simorg[2] - oldz > 12)
oldz = cl.simorg[2] - 12;
r_refdef.vieworg[2] += oldz - cl.simorg[2];
view->origin[2] += oldz - cl.simorg[2];
}
else
oldz = cl.simorg[2];
#else
steptime = cl.time - cl.oldtime;
if (steptime < 0)
//FIXME I_Error ("steptime < 0");
@ -815,29 +968,49 @@ if (cl.onground && ent->origin[2] - oldz > 0)
oldz = ent->origin[2] - 12;
r_refdef.vieworg[2] += oldz - ent->origin[2];
view->origin[2] += oldz - ent->origin[2];
#endif
}
else
#ifdef UQUAKE
oldz = ent->origin[2];
#endif
#ifdef QUAKEWORLD
/*
DropPunchAngle
*/
void DropPunchAngle (void)
{
cl.punchangle -= 10*host_frametime;
if (cl.punchangle < 0)
cl.punchangle = 0;
#else
if (cl_chasecam->value)
Chase_Update ();
#endif
}
/*
==================
V_RenderView
V_RenderView
The player's clipping box goes from (-16 -16 -24) to (16 16 32) from
the entity origin, so any view position inside that will be valid
==================
The player's clipping box goes from (-16 -16 -24) to (16 16 32) from
the entity origin, so any view position inside that will be valid
*/
extern vrect_t scr_vrect;
void V_RenderView (void)
{
#ifdef QUAKEWORLD
// if (cl.simangles[ROLL])
// Sys_Error ("cl.simangles[ROLL]"); // DEBUG
cl.simangles[ROLL] = 0; // FIXME @@@
#endif
if (cls.state != ca_active)
return;
#ifdef QUAKEWORLD
view_frame = &cl.frames[cls.netchan.incoming_sequence & UPDATE_MASK];
view_message = &view_frame->playerstate[cl.playernum];
#else
// don't allow cheats in multiplayer
if (cl.maxclients > 1)
{
@ -845,15 +1018,23 @@ void V_RenderView (void)
Cvar_Set ("scr_ofsy", "0");
Cvar_Set ("scr_ofsz", "0");
}
#endif
#ifdef QUAKEWORLD
DropPunchAngle ();
#endif
if (cl.intermission)
{ // intermission / finale rendering
V_CalcIntermissionRefdef ();
}
else
{
#ifdef QUAKEWORLD
V_CalcRefdef ();
#else
if (!cl.paused /* && (sv.maxclients > 1 || key_dest == key_game) */ )
V_CalcRefdef ();
#endif
}
R_PushDlights ();
@ -899,15 +1080,12 @@ void V_RenderView (void)
if (crosshair->value)
Draw_Crosshair();
}
//============================================================================
/*
=============
V_Init
=============
V_Init
*/
void V_Init (void)
{
@ -928,6 +1106,8 @@ void V_Init (void)
v_iroll_level = Cvar_Get ("v_iroll_level","0.1",0,"None");
v_ipitch_level = Cvar_Get ("v_ipitch_level","0.3",0,"None");
v_contentblend = Cvar_Get ("v_contentblend","1",0,"None");
v_idlescale = Cvar_Get ("v_idlescale","0",0,"None");
crosshaircolor = Cvar_Get ("crosshaircolor","79",CVAR_ARCHIVE,"None");
crosshair = Cvar_Get ("crosshair","0",CVAR_ARCHIVE,"None");

View file

@ -1,861 +0,0 @@
/*
view.c - player eye positioning
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <qtypes.h>
#include <quakedef.h>
#include <r_local.h>
#include <mathlib.h>
#include <draw.h>
#include <cvar.h>
#include <screen.h>
extern int onground;
/*
The view is allowed to move slightly from it's true position for bobbing,
but if it exceeds 8 pixels linear distance (spherical, not box), the list of
entities sent from the server may not include everything in the pvs, especially
when crossing a water boudnary.
*/
cvar_t *lcd_x; // FIXME: make this work sometime...
cvar_t *cl_rollspeed;
cvar_t *cl_rollangle;
cvar_t *cl_bob;
cvar_t *cl_bobcycle;
cvar_t *cl_bobup;
cvar_t *v_kicktime;
cvar_t *v_kickroll;
cvar_t *v_kickpitch;
cvar_t *v_iyaw_cycle;
cvar_t *v_iroll_cycle;
cvar_t *v_ipitch_cycle;
cvar_t *v_iyaw_level;
cvar_t *v_iroll_level;
cvar_t *v_ipitch_level;
cvar_t *v_idlescale;
cvar_t *crosshair;
cvar_t *crosshaircolor;
cvar_t *cl_crossx;
cvar_t *cl_crossy;
cvar_t *gl_cshiftpercent;
cvar_t *v_contentblend;
float v_dmg_time, v_dmg_roll, v_dmg_pitch;
extern int in_forward, in_forward2, in_back;
frame_t *view_frame;
player_state_t *view_message;
/*
V_CalcRoll
*/
float V_CalcRoll (vec3_t angles, vec3_t velocity)
{
vec3_t forward, right, up;
float sign;
float side;
float value;
AngleVectors (angles, forward, right, up);
side = DotProduct (velocity, right);
sign = side < 0 ? -1 : 1;
side = fabs(side);
value = cl_rollangle->value;
if (side < cl_rollspeed->value)
side = side * value / cl_rollspeed->value;
else
side = value;
return side*sign;
}
/*
V_CalcBob
*/
float V_CalcBob (void)
{
static double bobtime;
static float bob;
float cycle;
if (cl.spectator)
return 0;
if (onground == -1)
return bob; // just use old value
bobtime += host_frametime;
cycle = bobtime - (int)(bobtime/cl_bobcycle->value)*cl_bobcycle->value;
cycle /= cl_bobcycle->value;
if (cycle < cl_bobup->value)
cycle = M_PI * cycle / cl_bobup->value;
else
cycle = M_PI + M_PI*(cycle-cl_bobup->value)/(1.0 - cl_bobup->value);
// bob is proportional to simulated velocity in the xy plane
// (don't count Z, or jumping messes it up)
bob = sqrt(cl.simvel[0]*cl.simvel[0] + cl.simvel[1]*cl.simvel[1]) * cl_bob->value;
bob = bob*0.3 + bob*0.7*sin(cycle);
if (bob > 4)
bob = 4;
else if (bob < -7)
bob = -7;
return bob;
}
//=============================================================================
cvar_t *v_centermove;
cvar_t *v_centerspeed;
void V_StartPitchDrift (void)
{
#if 1
if (cl.laststop == cl.time)
{
return; // something else is keeping it from drifting
}
#endif
if (cl.nodrift || !cl.pitchvel)
{
cl.pitchvel = v_centerspeed->value;
cl.nodrift = false;
cl.driftmove = 0;
}
}
void V_StopPitchDrift (void)
{
cl.laststop = cl.time;
cl.nodrift = true;
cl.pitchvel = 0;
}
/*
V_DriftPitch
Moves the client pitch angle towards cl.idealpitch sent by the
server.
If the user is adjusting pitch manually, either with lookup/lookdown,
mlook and mouse, or klook and keyboard, pitch drifting is constantly
stopped.
Drifting is enabled when the center view key is hit, mlook is
released and lookspring is non 0, or when
*/
void V_DriftPitch (void)
{
float delta, move;
if (view_message->onground == -1 || cls.demoplayback )
{
cl.driftmove = 0;
cl.pitchvel = 0;
return;
}
// don't count small mouse motion
if (cl.nodrift)
{
if ( fabs(cl.frames[(cls.netchan.outgoing_sequence-1)&UPDATE_MASK].cmd.forwardmove) < 200)
cl.driftmove = 0;
else
cl.driftmove += host_frametime;
if ( cl.driftmove > v_centermove->value)
{
V_StartPitchDrift ();
}
return;
}
delta = 0 - cl.viewangles[PITCH];
if (!delta)
{
cl.pitchvel = 0;
return;
}
move = host_frametime * cl.pitchvel;
cl.pitchvel += host_frametime * v_centerspeed->value;
//Con_Printf ("move: %f (%f)\n", move, host_frametime);
if (delta > 0)
{
if (move > delta)
{
cl.pitchvel = 0;
move = delta;
}
cl.viewangles[PITCH] += move;
}
else if (delta < 0)
{
if (move > -delta)
{
cl.pitchvel = 0;
move = -delta;
}
cl.viewangles[PITCH] -= move;
}
}
/*
==============================================================================
PALETTE FLASHES
==============================================================================
*/
cshift_t cshift_empty = { {130,80,50}, 0 };
cshift_t cshift_water = { {130,80,50}, 128 };
cshift_t cshift_slime = { {0,25,5}, 150 };
cshift_t cshift_lava = { {255,80,0}, 150 };
cvar_t *v_gamma;
byte gammatable[256]; // palette is sent through this
byte ramps[3][256];
float v_blend[4]; // rgba 0.0 - 1.0
void BuildGammaTable (float g)
{
int i, inf;
if (g == 1.0)
{
for (i=0 ; i<256 ; i++)
gammatable[i] = i;
return;
}
for (i=0 ; i<256 ; i++)
{
inf = 255 * pow ( (i+0.5)/255.5 , g ) + 0.5;
if (inf < 0)
inf = 0;
if (inf > 255)
inf = 255;
gammatable[i] = inf;
}
}
/*
V_CheckGamma
*/
qboolean V_CheckGamma (void)
{
static float oldgammavalue;
if (v_gamma->value == oldgammavalue)
return false;
oldgammavalue = v_gamma->value;
BuildGammaTable (v_gamma->value);
vid.recalc_refdef = 1; // force a surface cache flush
return true;
}
/*
V_ParseDamage
*/
void V_ParseDamage (void)
{
int armor, blood;
vec3_t from;
int i;
vec3_t forward, right, up;
float side;
float count;
armor = MSG_ReadByte ();
blood = MSG_ReadByte ();
for (i=0 ; i<3 ; i++)
from[i] = MSG_ReadCoord ();
count = blood*0.5 + armor*0.5;
if (count < 10)
count = 10;
cl.faceanimtime = cl.time + 0.2; // but sbar face into pain frame
cl.cshifts[CSHIFT_DAMAGE].percent += 3*count;
if (cl.cshifts[CSHIFT_DAMAGE].percent < 0)
cl.cshifts[CSHIFT_DAMAGE].percent = 0;
if (cl.cshifts[CSHIFT_DAMAGE].percent > 150)
cl.cshifts[CSHIFT_DAMAGE].percent = 150;
if (armor > blood)
{
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 200;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 100;
cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 100;
}
else if (armor)
{
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 220;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 50;
cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 50;
}
else
{
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 255;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 0;
cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 0;
}
//
// calculate view angle kicks
//
VectorSubtract (from, cl.simorg, from);
VectorNormalize (from);
AngleVectors (cl.simangles, forward, right, up);
side = DotProduct (from, right);
v_dmg_roll = count*side*v_kickroll->value;
side = DotProduct (from, forward);
v_dmg_pitch = count*side*v_kickpitch->value;
v_dmg_time = v_kicktime->value;
}
/*
V_cshift_f
*/
void V_cshift_f (void)
{
cshift_empty.destcolor[0] = atoi(Cmd_Argv(1));
cshift_empty.destcolor[1] = atoi(Cmd_Argv(2));
cshift_empty.destcolor[2] = atoi(Cmd_Argv(3));
cshift_empty.percent = atoi(Cmd_Argv(4));
}
/*
V_BonusFlash_f
When you run over an item, the server sends this command
*/
void V_BonusFlash_f (void)
{
cl.cshifts[CSHIFT_BONUS].destcolor[0] = 215;
cl.cshifts[CSHIFT_BONUS].destcolor[1] = 186;
cl.cshifts[CSHIFT_BONUS].destcolor[2] = 69;
cl.cshifts[CSHIFT_BONUS].percent = 50;
}
/*
V_SetContentsColor
Underwater, lava, etc each has a color shift
*/
void V_SetContentsColor (int contents)
{
if (!v_contentblend->value) {
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
return;
}
switch (contents)
{
case CONTENTS_EMPTY:
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
break;
case CONTENTS_LAVA:
cl.cshifts[CSHIFT_CONTENTS] = cshift_lava;
break;
case CONTENTS_SOLID:
case CONTENTS_SLIME:
cl.cshifts[CSHIFT_CONTENTS] = cshift_slime;
break;
default:
cl.cshifts[CSHIFT_CONTENTS] = cshift_water;
}
}
/*
V_CalcPowerupCshift
*/
void V_CalcPowerupCshift (void)
{
if (cl.stats[STAT_ITEMS] & IT_QUAD)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 255;
cl.cshifts[CSHIFT_POWERUP].percent = 30;
}
else if (cl.stats[STAT_ITEMS] & IT_SUIT)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
cl.cshifts[CSHIFT_POWERUP].percent = 20;
}
else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 100;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 100;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 100;
cl.cshifts[CSHIFT_POWERUP].percent = 100;
}
else if (cl.stats[STAT_ITEMS] & IT_INVULNERABILITY)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
cl.cshifts[CSHIFT_POWERUP].percent = 30;
}
else
cl.cshifts[CSHIFT_POWERUP].percent = 0;
}
/*
V_CalcBlend
*/
void V_CalcBlend (void)
{
float r, g, b, a, a2;
int j;
r = 0;
g = 0;
b = 0;
a = 0;
for (j=0 ; j<NUM_CSHIFTS ; j++)
{
if (!gl_cshiftpercent->value)
continue;
a2 = ((cl.cshifts[j].percent * gl_cshiftpercent->value) / 100.0) / 255.0;
// a2 = (cl.cshifts[j].percent/2)/255.0;
if (!a2)
continue;
a = a + a2*(1-a);
//Con_Printf ("j:%i a:%f\n", j, a);
a2 = a2/a;
r = r*(1-a2) + cl.cshifts[j].destcolor[0]*a2;
g = g*(1-a2) + cl.cshifts[j].destcolor[1]*a2;
b = b*(1-a2) + cl.cshifts[j].destcolor[2]*a2;
}
v_blend[0] = r/255.0;
v_blend[1] = g/255.0;
v_blend[2] = b/255.0;
v_blend[3] = a;
if (v_blend[3] > 1)
v_blend[3] = 1;
if (v_blend[3] < 0)
v_blend[3] = 0;
}
/*
==============================================================================
VIEW RENDERING
==============================================================================
*/
float angledelta (float a)
{
a = anglemod(a);
if (a > 180)
a -= 360;
return a;
}
/*
CalcGunAngle
*/
void CalcGunAngle (void)
{
float yaw, pitch, move;
static float oldyaw = 0;
static float oldpitch = 0;
yaw = r_refdef.viewangles[YAW];
pitch = -r_refdef.viewangles[PITCH];
yaw = angledelta(yaw - r_refdef.viewangles[YAW]) * 0.4;
if (yaw > 10)
yaw = 10;
if (yaw < -10)
yaw = -10;
pitch = angledelta(-pitch - r_refdef.viewangles[PITCH]) * 0.4;
if (pitch > 10)
pitch = 10;
if (pitch < -10)
pitch = -10;
move = host_frametime*20;
if (yaw > oldyaw)
{
if (oldyaw + move < yaw)
yaw = oldyaw + move;
}
else
{
if (oldyaw - move > yaw)
yaw = oldyaw - move;
}
if (pitch > oldpitch)
{
if (oldpitch + move < pitch)
pitch = oldpitch + move;
}
else
{
if (oldpitch - move > pitch)
pitch = oldpitch - move;
}
oldyaw = yaw;
oldpitch = pitch;
cl.viewent.angles[YAW] = r_refdef.viewangles[YAW] + yaw;
cl.viewent.angles[PITCH] = - (r_refdef.viewangles[PITCH] + pitch);
}
/*
V_BoundOffsets
*/
void V_BoundOffsets (void)
{
// absolutely bound refresh reletive to entity clipping hull
// so the view can never be inside a solid wall
if (r_refdef.vieworg[0] < cl.simorg[0] - 14)
r_refdef.vieworg[0] = cl.simorg[0] - 14;
else if (r_refdef.vieworg[0] > cl.simorg[0] + 14)
r_refdef.vieworg[0] = cl.simorg[0] + 14;
if (r_refdef.vieworg[1] < cl.simorg[1] - 14)
r_refdef.vieworg[1] = cl.simorg[1] - 14;
else if (r_refdef.vieworg[1] > cl.simorg[1] + 14)
r_refdef.vieworg[1] = cl.simorg[1] + 14;
if (r_refdef.vieworg[2] < cl.simorg[2] - 22)
r_refdef.vieworg[2] = cl.simorg[2] - 22;
else if (r_refdef.vieworg[2] > cl.simorg[2] + 30)
r_refdef.vieworg[2] = cl.simorg[2] + 30;
}
/*
V_AddIdle
Idle swaying
*/
void V_AddIdle (void)
{
r_refdef.viewangles[ROLL] += v_idlescale->value * sin(cl.time*v_iroll_cycle->value) * v_iroll_level->value;
r_refdef.viewangles[PITCH] += v_idlescale->value * sin(cl.time*v_ipitch_cycle->value) * v_ipitch_level->value;
r_refdef.viewangles[YAW] += v_idlescale->value * sin(cl.time*v_iyaw_cycle->value) * v_iyaw_level->value;
cl.viewent.angles[ROLL] -= v_idlescale->value * sin(cl.time*v_iroll_cycle->value) * v_iroll_level->value;
cl.viewent.angles[PITCH] -= v_idlescale->value * sin(cl.time*v_ipitch_cycle->value) * v_ipitch_level->value;
cl.viewent.angles[YAW] -= v_idlescale->value * sin(cl.time*v_iyaw_cycle->value) * v_iyaw_level->value;
}
/*
V_CalcViewRoll
Roll is induced by movement and damage
*/
void V_CalcViewRoll (void)
{
float side;
side = V_CalcRoll (cl.simangles, cl.simvel);
r_refdef.viewangles[ROLL] += side;
if (v_dmg_time > 0)
{
r_refdef.viewangles[ROLL] += v_dmg_time/v_kicktime->value*v_dmg_roll;
r_refdef.viewangles[PITCH] += v_dmg_time/v_kicktime->value*v_dmg_pitch;
v_dmg_time -= host_frametime;
}
}
/*
V_CalcIntermissionRefdef
*/
void V_CalcIntermissionRefdef (void)
{
entity_t *view;
float old;
// view is the weapon model
view = &cl.viewent;
VectorCopy (cl.simorg, r_refdef.vieworg);
VectorCopy (cl.simangles, r_refdef.viewangles);
view->model = NULL;
// allways idle in intermission
old = v_idlescale->value;
v_idlescale->value = 1;
V_AddIdle ();
v_idlescale->value = old;
}
/*
V_CalcRefdef
*/
void V_CalcRefdef (void)
{
entity_t *view;
int h, i;
vec3_t forward, right, up;
float bob;
static float oldz = 0;
h = cl.qfserver ? cl.stats[STAT_VIEWHEIGHT] : 22;
V_DriftPitch ();
// view is the weapon model (only visible from inside body)
view = &cl.viewent;
bob = V_CalcBob ();
// refresh position from simulated origin
VectorCopy (cl.simorg, r_refdef.vieworg);
r_refdef.vieworg[2] += bob;
// never let it sit exactly on a node line, because a water plane can
// dissapear when viewed with the eye exactly on it.
// the server protocol only specifies to 1/8 pixel, so add 1/16 in each axis
r_refdef.vieworg[0] += 1.0/16;
r_refdef.vieworg[1] += 1.0/16;
r_refdef.vieworg[2] += 1.0/16;
VectorCopy (cl.simangles, r_refdef.viewangles);
V_CalcViewRoll ();
V_AddIdle ();
if (view_message->flags & PF_GIB)
r_refdef.vieworg[2] += 8; // gib view height
else if (view_message->flags & PF_DEAD)
r_refdef.vieworg[2] -= 16; // corpse view height
else
r_refdef.vieworg[2] += h; // view height
if (view_message->flags & PF_DEAD) // PF_GIB also sets PF_DEAD
r_refdef.viewangles[ROLL] = 80; // dead view angle
// offsets
AngleVectors (cl.simangles, forward, right, up);
// set up gun position
VectorCopy (cl.simangles, view->angles);
CalcGunAngle ();
VectorCopy (cl.simorg, view->origin);
view->origin[2] += h;
for (i=0 ; i<3 ; i++)
{
view->origin[i] += forward[i]*bob*0.4;
// view->origin[i] += right[i]*bob*0.4;
// view->origin[i] += up[i]*bob*0.8;
}
view->origin[2] += bob;
// fudge position around to keep amount of weapon visible
// roughly equal with different FOV
if (scr_viewsize->value == 110)
view->origin[2] += 1;
else if (scr_viewsize->value == 100)
view->origin[2] += 2;
else if (scr_viewsize->value == 90)
view->origin[2] += 1;
else if (scr_viewsize->value == 80)
view->origin[2] += 0.5;
if (view_message->flags & (PF_GIB|PF_DEAD) )
view->model = NULL;
else
view->model = cl.model_precache[cl.stats[STAT_WEAPON]];
view->frame = view_message->weaponframe;
view->colormap = vid.colormap;
// set up the refresh position
r_refdef.viewangles[PITCH] += cl.punchangle;
// smooth out stair step ups
if ( (view_message->onground != -1) && (cl.simorg[2] - oldz > 0) )
{
float steptime;
steptime = host_frametime;
oldz += steptime * 80;
if (oldz > cl.simorg[2])
oldz = cl.simorg[2];
if (cl.simorg[2] - oldz > 12)
oldz = cl.simorg[2] - 12;
r_refdef.vieworg[2] += oldz - cl.simorg[2];
view->origin[2] += oldz - cl.simorg[2];
}
else
oldz = cl.simorg[2];
}
/*
DropPunchAngle
*/
void DropPunchAngle (void)
{
cl.punchangle -= 10*host_frametime;
if (cl.punchangle < 0)
cl.punchangle = 0;
}
/*
V_RenderView
The player's clipping box goes from (-16 -16 -24) to (16 16 32) from
the entity origin, so any view position inside that will be valid
*/
extern vrect_t scr_vrect;
void V_RenderView (void)
{
// if (cl.simangles[ROLL])
// Sys_Error ("cl.simangles[ROLL]"); // DEBUG
cl.simangles[ROLL] = 0; // FIXME @@@
if (cls.state != ca_active)
return;
view_frame = &cl.frames[cls.netchan.incoming_sequence & UPDATE_MASK];
view_message = &view_frame->playerstate[cl.playernum];
DropPunchAngle ();
if (cl.intermission)
{ // intermission / finale rendering
V_CalcIntermissionRefdef ();
}
else
{
V_CalcRefdef ();
}
R_PushDlights ();
R_RenderView ();
if (crosshair->value)
Draw_Crosshair();
}
//============================================================================
/*
V_Init
*/
void V_Init (void)
{
Cmd_AddCommand ("v_cshift", V_cshift_f);
Cmd_AddCommand ("bf", V_BonusFlash_f);
Cmd_AddCommand ("centerview", V_StartPitchDrift);
lcd_x = Cvar_Get ("lcd_x","0",0,"None");
//lcd_yaw = Cvar_Get ("lcd_yaw","0",0,"None");
v_centermove = Cvar_Get ("v_centermove","0.15",0,"None");
v_centerspeed = Cvar_Get ("v_centerspeed","500",0,"None");
v_iyaw_cycle = Cvar_Get ("v_iyaw_cycle","2",0,"None");
v_iroll_cycle = Cvar_Get ("v_iroll_cycle","0.5",0,"None");
v_ipitch_cycle = Cvar_Get ("v_ipitch_cycle","1",0,"None");
v_iyaw_level = Cvar_Get ("v_iyaw_level","0.3",0,"None");
v_iroll_level = Cvar_Get ("v_iroll_level","0.1",0,"None");
v_ipitch_level = Cvar_Get ("v_ipitch_level","0.3",0,"None");
v_contentblend = Cvar_Get ("v_contentblend","1",0,"None");
v_idlescale = Cvar_Get ("v_idlescale","0",0,"None");
crosshaircolor = Cvar_Get ("crosshaircolor","79",CVAR_ARCHIVE,"None");
crosshair = Cvar_Get ("crosshair","0",CVAR_ARCHIVE,"None");
cl_crossx = Cvar_Get ("cl_crossx","0",CVAR_ARCHIVE,"None");
cl_crossy = Cvar_Get ("cl_crossy","0",CVAR_ARCHIVE,"None");
gl_cshiftpercent = Cvar_Get ("gl_cshiftpercent","100",0,"None");
cl_rollspeed = Cvar_Get ("cl_rollspeed","200",0,"None");
cl_rollangle = Cvar_Get ("cl_rollangle","2.0",0,"None");
cl_bob = Cvar_Get ("cl_bob","0.02",0,"None");
cl_bobcycle = Cvar_Get ("cl_bobcycle","0.6",0,"None");
cl_bobup = Cvar_Get ("cl_bobup","0.5",0,"None");
v_kicktime = Cvar_Get ("v_kicktime","0.5",0,"None");
v_kickroll = Cvar_Get ("v_kickroll","0.6",0,"None");
v_kickpitch = Cvar_Get ("v_kickpitch","0.6",0,"None");
BuildGammaTable (1.0); // no gamma yet
v_gamma = Cvar_Get ("gamma","1",CVAR_ARCHIVE,"None");
}