/
view.c
1641 lines (1344 loc) · 38.6 KB
/
view.c
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/*
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 the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// view.c -- player eye positioning
#include "quakedef.h"
#include <time.h> // cl_clock
/*
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.
*/
#ifndef GLQUAKE
cvar_t lcd_x = {"lcd_x", "0"};
cvar_t lcd_yaw = {"lcd_yaw", "0"};
#endif
cvar_t scr_ofsx = {"scr_ofsx", "0"};
cvar_t scr_ofsy = {"scr_ofsy", "0"};
cvar_t scr_ofsz = {"scr_ofsz", "0"};
cvar_t scr_clock = {"cl_clock", "0"};
cvar_t scr_clock_x = {"cl_clock_x", "0"};
cvar_t scr_clock_y = {"cl_clock_y", "-1"};
cvar_t show_speed = {"show_speed", "0"};
/*
CRASH FORT
The interval at which the speed display on the HUD updates
*/
cvar_t show_speed_interval = { "show_speed_interval", "0.05" };
cvar_t show_fps = {"show_fps", "0"};
cvar_t show_fps_x = {"show_fps_x", "-5"};
cvar_t show_fps_y = {"show_fps_y", "-1"};
cvar_t show_stats = {"show_stats", "1"};
cvar_t show_stats_small = {"show_stats_small", "0"};
cvar_t show_stats_length = {"show_stats_length", "0.5"};
cvar_t cl_rollspeed = {"cl_rollspeed", "200"};
cvar_t cl_rollangle = {"cl_rollangle", "2.0"};
cvar_t cl_bob = {"cl_bob", "0.02"};
cvar_t cl_bobcycle = {"cl_bobcycle", "0.6"};
cvar_t cl_bobup = {"cl_bobup", "0.5"};
cvar_t cl_newbob = {"cl_newbob", "0"};
cvar_t cl_hand = {"cl_hand", "0"};
cvar_t v_kicktime = {"v_kicktime", "0.5"};
cvar_t v_kickroll = {"v_kickroll", "0.6"};
cvar_t v_kickpitch = {"v_kickpitch", "0.6"};
cvar_t v_gunkick = {"v_gunkick", "2"};
cvar_t v_iyaw_cycle = {"v_iyaw_cycle", "2"};
cvar_t v_iroll_cycle = {"v_iroll_cycle", "0.5"};
cvar_t v_ipitch_cycle = {"v_ipitch_cycle", "1"};
cvar_t v_iyaw_level = {"v_iyaw_level", "0.3"};
cvar_t v_iroll_level = {"v_iroll_level", "0.1"};
cvar_t v_ipitch_level = {"v_ipitch_level", "0.3"};
cvar_t v_idlescale = {"v_idlescale", "0"};
cvar_t crosshair = {"crosshair", "0", CVAR_ARCHIVE};
cvar_t crosshaircolor = {"crosshaircolor", "255 255 255", CVAR_ARCHIVE};
cvar_t crosshairsize = {"crosshairsize", "1"};
cvar_t cl_crossx = {"cl_crossx", "0"};
cvar_t cl_crossy = {"cl_crossy", "0"};
cvar_t v_contentblend = {"v_contentblend", "1"};
cvar_t v_damagecshift = {"v_damagecshift", "1"};
cvar_t v_quadcshift = {"v_quadcshift", "1"};
cvar_t v_suitcshift = {"v_suitcshift", "1"};
cvar_t v_ringcshift = {"v_ringcshift", "1"};
cvar_t v_pentcshift = {"v_pentcshift", "1"};
#ifdef GLQUAKE
cvar_t v_dlightcshift = {"v_dlightcshift", "1"};
#endif
cvar_t v_bonusflash = {"cl_bonusflash", "1"};
float v_dmg_time, v_dmg_roll, v_dmg_pitch;
float xyspeed;
/*
===============
V_CalcRoll
Used by view and sv_user
===============
*/
vec3_t right;
float V_CalcRoll (vec3_t angles, vec3_t velocity)
{
float sign, side;
AngleVectors (angles, NULL, right, NULL);
side = DotProduct(velocity, right);
sign = side < 0 ? -1 : 1;
side = fabs(side);
side = (side < cl_rollspeed.value) ? side * cl_rollangle.value / cl_rollspeed.value : cl_rollangle.value;
return side * sign;
}
/*
===============
V_CalcBob
===============
*/
float V_CalcBob (void)
{
float cycle;
static float bob;
if (cl_bobcycle.value <= 0)
return 0;
cycle = cl.time - (int)(cl.time / 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 = xyspeed * cl_bob.value;
bob = bob * 0.3 + bob * 0.7 * sin(cycle);
bob = bound(-7, bob, 4);
return bob;
}
//=============================================================================
cvar_t v_centermove = {"v_centermove", "0.15"};
cvar_t v_centerspeed = {"v_centerspeed", "500"};
void V_StartPitchDrift (void)
{
if (cl.laststop == cl.time)
return; // something else is keeping it from drifting
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 (noclip_anglehack || !cl.onground || cls.demoplayback)
{
cl.driftmove = 0;
cl.pitchvel = 0;
return;
}
// don't count small mouse motion
if (cl.nodrift)
{
if (fabs(cl.cmd.forwardmove) < cl_forwardspeed.value)
cl.driftmove = 0;
else if (!cl.paused)
cl.driftmove += host_frametime;
if (cl.driftmove > v_centermove.value)
V_StartPitchDrift ();
return;
}
delta = cl.idealpitch - cl.viewangles[PITCH];
if (!delta)
{
cl.pitchvel = 0;
return;
}
move = host_frametime * cl.pitchvel;
if (!cl.paused)
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};
#ifdef GLQUAKE
cvar_t gl_cshiftpercent = {"gl_cshiftpercent", "100"};
cvar_t gl_hwblend = {"gl_hwblend", "0"};
float v_blend[4]; // rgba 0.0 - 1.0
cvar_t v_gamma = {"gl_gamma", "0.8", CVAR_ARCHIVE};
cvar_t v_contrast = {"gl_contrast", "1.6", CVAR_ARCHIVE};
unsigned short ramps[3][256];
#else
byte gammatable[256]; // palette is sent through this
byte current_pal[768]; // Tonik: used for screenshots
cvar_t v_gamma = {"gamma", "0.8", CVAR_ARCHIVE};
cvar_t v_contrast = {"contrast", "1.6", CVAR_ARCHIVE};
#endif
#ifndef GLQUAKE
void BuildGammaTable (float g, float c)
{
int i, inf;
g = bound(0.3, g, 3);
c = bound(1, c, 3);
if (g == 1 && c == 1)
{
for (i=0 ; i<256 ; i++)
gammatable[i] = i;
return;
}
for (i=0 ; i<256 ; i++)
{
inf = 255 * pow((i + 0.5) / 255.5 * c, g) + 0.5;
gammatable[i] = bound(0, inf, 255);
}
}
/*
=================
V_CheckGamma
=================
*/
qboolean V_CheckGamma (void)
{
static float old_gamma, old_contrast;
if (v_gamma.value == old_gamma && v_contrast.value == old_contrast)
return false;
old_gamma = v_gamma.value;
old_contrast = v_contrast.value;
BuildGammaTable (v_gamma.value, v_contrast.value);
vid.recalc_refdef = 1; // force a surface cache flush
return true;
}
#endif // GLQUAKE
double damagetime = 0, damagecount;
vec3_t damage_screen_pos;
/*
===============
V_ParseDamage
===============
*/
void V_ParseDamage (void)
{
int i, armor, blood;
float side, fraction;
vec3_t from, forward, right, up;
entity_t *ent;
armor = MSG_ReadByte ();
blood = MSG_ReadByte ();
for (i=0 ; i<3 ; i++)
from[i] = MSG_ReadCoord (cl.protocolflags);
damagecount = blood * 0.5 + armor * 0.5;
if (damagecount < 10)
damagecount = 10;
damagetime = cl.time; // joe: for Q3 on-screen damage splash
damage_screen_pos[0] = (vid.width >> 2) + (rand() % (vid.width >> 1)); //
damage_screen_pos[1] = (vid.height >> 2) + (rand() % (vid.height >> 1)); //
cl.faceanimtime = cl.time + 0.2; // put sbar face into pain frame
cl.cshifts[CSHIFT_DAMAGE].percent += 3 * damagecount;
cl.cshifts[CSHIFT_DAMAGE].percent = bound(0, cl.cshifts[CSHIFT_DAMAGE].percent, 150);
fraction = bound(0, v_damagecshift.value, 1);
cl.cshifts[CSHIFT_DAMAGE].percent *= fraction;
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
ent = &cl_entities[cl.viewentity];
VectorSubtract (from, ent->origin, from);
VectorNormalize (from);
AngleVectors (ent->angles, forward, right, up);
side = DotProduct (from, right);
v_dmg_roll = damagecount * side * v_kickroll.value;
side = DotProduct (from, forward);
v_dmg_pitch = damagecount * 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)
{
if (!v_bonusflash.value)
return;
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;
#ifdef GLQUAKE
cl.cshifts[CSHIFT_CONTENTS].percent *= 100;
#endif
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;
}
if (v_contentblend.value > 0 && v_contentblend.value < 1 && contents != CONTENTS_EMPTY)
cl.cshifts[CSHIFT_CONTENTS].percent *= v_contentblend.value;
#ifdef GLQUAKE
if (contents != CONTENTS_EMPTY)
{
if (!gl_polyblend.value)
cl.cshifts[CSHIFT_CONTENTS].percent = 0;
else
cl.cshifts[CSHIFT_CONTENTS].percent *= gl_cshiftpercent.value;
}
else
{
cl.cshifts[CSHIFT_CONTENTS].percent *= 100;
}
#endif
}
/*
=============
V_CalcPowerupCshift
=============
*/
void V_CalcPowerupCshift (void)
{
float fraction;
if (cl.items & IT_QUAD)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 255;
fraction = bound(0, v_quadcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 30 * fraction;
}
else if (cl.items & IT_SUIT)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
fraction = bound(0, v_suitcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 20 * fraction;
}
else if (cl.items & IT_INVISIBILITY)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 100;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 100;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 100;
fraction = bound(0, v_ringcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 100 * fraction;
}
else if (cl.items & IT_INVULNERABILITY)
{
cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
fraction = bound(0, v_pentcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 30 * fraction;
}
else
{
cl.cshifts[CSHIFT_POWERUP].percent = 0;
}
}
/*
=============
V_CalcBlend
=============
*/
#ifdef GLQUAKE
void V_CalcBlend (void)
{
int j;
float r, g, b, a, a2;
r = g = b = a = 0;
if (cls.state != ca_connected)
{
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
cl.cshifts[CSHIFT_POWERUP].percent = 0;
}
else
{
V_CalcPowerupCshift ();
}
// drop the damage value
cl.cshifts[CSHIFT_DAMAGE].percent -= host_frametime * 150;
if (cl.cshifts[CSHIFT_DAMAGE].percent <= 0)
cl.cshifts[CSHIFT_DAMAGE].percent = 0;
// drop the bonus value
cl.cshifts[CSHIFT_BONUS].percent -= host_frametime * 100;
if (cl.cshifts[CSHIFT_BONUS].percent <= 0)
cl.cshifts[CSHIFT_BONUS].percent = 0;
for (j=0 ; j<NUM_CSHIFTS ; j++)
{
if ((!gl_cshiftpercent.value || !gl_polyblend.value) && j != CSHIFT_CONTENTS)
continue;
if (j == CSHIFT_CONTENTS)
a2 = cl.cshifts[j].percent / 100.0 / 255.0;
else
a2 = ((cl.cshifts[j].percent * gl_cshiftpercent.value) / 100.0) / 255.0;
if (!a2)
continue;
a = a + a2 * (1 - a);
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] = bound(0, a, 1);
}
void V_AddLightBlend (float r, float g, float b, float a2)
{
float a;
if (!gl_polyblend.value || !gl_cshiftpercent.value || !v_dlightcshift.value)
return;
a2 = a2 * bound(0, v_dlightcshift.value, 1) * gl_cshiftpercent.value / 100.0;
v_blend[3] = a = v_blend[3] + a2 * (1 - v_blend[3]);
if (!a)
return;
a2 /= a;
v_blend[0] = v_blend[0] * (1 - a2) + r * a2;
v_blend[1] = v_blend[1] * (1 - a2) + g * a2;
v_blend[2] = v_blend[2] * (1 - a2) + b * a2;
}
#endif
/*
=============
V_UpdatePalette
=============
*/
#ifdef GLQUAKE
void V_UpdatePalette (void)
{
int i, j, c;
qboolean new;
float a, rgb[3], gamma, contrast;
static float prev_blend[4], old_gamma, old_contrast, old_hwblend;
extern float vid_gamma;
new = false;
for (i=0 ; i<4 ; i++)
{
if (v_blend[i] != prev_blend[i])
{
new = true;
prev_blend[i] = v_blend[i];
}
}
gamma = bound(0.3, v_gamma.value, 3);
if (gamma != old_gamma)
{
old_gamma = gamma;
new = true;
}
contrast = bound(1, v_contrast.value, 3);
if (contrast != old_contrast)
{
old_contrast = contrast;
new = true;
}
if (gl_hwblend.value != old_hwblend)
{
new = true;
old_hwblend = gl_hwblend.value;
}
if (!new)
return;
a = v_blend[3];
if (!vid_hwgamma_enabled || !gl_hwblend.value)
a = 0;
rgb[0] = 255 * v_blend[0] * a;
rgb[1] = 255 * v_blend[1] * a;
rgb[2] = 255 * v_blend[2] * a;
a = 1 - a;
if (vid_gamma != 1.0)
{
contrast = pow (contrast, vid_gamma);
gamma /= vid_gamma;
}
for (i=0 ; i<256 ; i++)
{
for (j=0 ; j<3 ; j++)
{
// apply blend and contrast
c = (i*a + rgb[j]) * contrast;
if (c > 255)
c = 255;
// apply gamma
c = 255 * pow((c + 0.5) / 255.5, gamma) + 0.5;
c = bound(0, c, 255);
ramps[j][i] = c << 8;
}
}
VID_SetDeviceGammaRamp ((unsigned short *)ramps);
}
#else // !GLQUAKE
void V_UpdatePalette (void)
{
int i, j, r, g, b;
qboolean new, force;
byte *basepal, *newpal;
static cshift_t prev_cshifts[NUM_CSHIFTS];
if (cls.state != ca_connected)
{
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
cl.cshifts[CSHIFT_POWERUP].percent = 0;
}
else
{
V_CalcPowerupCshift ();
}
new = false;
for (i=0 ; i<NUM_CSHIFTS ; i++)
{
if (cl.cshifts[i].percent != prev_cshifts[i].percent)
{
new = true;
prev_cshifts[i].percent = cl.cshifts[i].percent;
}
for (j=0 ; j<3 ; j++)
{
if (cl.cshifts[i].destcolor[j] != prev_cshifts[i].destcolor[j])
{
new = true;
prev_cshifts[i].destcolor[j] = cl.cshifts[i].destcolor[j];
}
}
}
// drop the damage value
cl.cshifts[CSHIFT_DAMAGE].percent -= host_frametime * 150;
if (cl.cshifts[CSHIFT_DAMAGE].percent <= 0)
cl.cshifts[CSHIFT_DAMAGE].percent = 0;
// drop the bonus value
cl.cshifts[CSHIFT_BONUS].percent -= host_frametime * 100;
if (cl.cshifts[CSHIFT_BONUS].percent <= 0)
cl.cshifts[CSHIFT_BONUS].percent = 0;
force = V_CheckGamma ();
if (!new && !force)
return;
basepal = host_basepal;
newpal = current_pal; // Tonik: so we can use current_pal for screenshots
for (i=0 ; i<256 ; i++)
{
r = basepal[0];
g = basepal[1];
b = basepal[2];
basepal += 3;
for (j=0 ; j<NUM_CSHIFTS ; j++)
{
r += (int)(cl.cshifts[j].percent*(cl.cshifts[j].destcolor[0]-r)) >> 8;
g += (int)(cl.cshifts[j].percent*(cl.cshifts[j].destcolor[1]-g)) >> 8;
b += (int)(cl.cshifts[j].percent*(cl.cshifts[j].destcolor[2]-b)) >> 8;
}
newpal[0] = gammatable[r];
newpal[1] = gammatable[g];
newpal[2] = gammatable[b];
newpal += 3;
}
VID_ShiftPalette (current_pal);
}
#endif // !GLQUAKE
/*
==============================================================================
VIEW RENDERING
==============================================================================
*/
float angledelta (float a)
{
a = anglemod(a);
if (a > 180)
a -= 360;
return a;
}
#define LAND_DEFLECT_TIME 150
#define LAND_RETURN_TIME 300
/*
==================
CalcGunAngle
==================
*/
void CalcGunAngle (void)
{
float yaw, pitch, move, scale, /*fracsin,*/ bobfracsin, delta, landchange;
static float oldyaw = 0, oldpitch = 0, prevbobfracsin1 = 2.0, prevbobfracsin2 = 2.0, landtime = 0, topheight = 0, prevtopheight = 0, bobtime = 0;
static int turnaround = 1;
static qboolean oldonground = false;
#ifdef GLQUAKE
extern qboolean player_jumped;
player_jumped = !cl.onground;
#endif
if (cl_newbob.value)
{
extern cvar_t r_drawviewmodel;
cl.viewent.angles[PITCH] = -r_refdef.viewangles[PITCH];
cl.viewent.angles[YAW] = r_refdef.viewangles[YAW];
cl.viewent.angles[ROLL] = r_refdef.viewangles[ROLL];
if (r_drawviewmodel.value == 2)
{
return;
}
if (key_dest != key_console && key_dest != key_menu)
{
// on odd legs, invert some angles
bobtime += host_frametime;
//Con_Printf("%f\n", bobtime);
bobfracsin = fabs(sin((((int)(bobtime * 300)) & 127) / 127.0 * M_PI));
if (prevbobfracsin2 >= prevbobfracsin1 && prevbobfracsin1 < bobfracsin)
{
turnaround = -turnaround;
}
scale = xyspeed * turnaround;
// gun angles from bobbing
cl.viewent.angles[PITCH] -= xyspeed * bobfracsin * 0.005;
cl.viewent.angles[YAW] += scale * bobfracsin * 0.01;
cl.viewent.angles[ROLL] += scale * bobfracsin * 0.005;
if (bobfracsin != prevbobfracsin1)
{
prevbobfracsin2 = prevbobfracsin1;
prevbobfracsin1 = bobfracsin;
}
// add angles based on bob
r_refdef.viewangles[PITCH] += xyspeed * bobfracsin * 0.002;
r_refdef.viewangles[ROLL] += xyspeed * bobfracsin * 0.002 * turnaround;
}
// drop the weapon when landing
// we just reached ground
if (cl.onground != oldonground)
{
if (cl.onground)
{
landtime = cl.time;
prevtopheight = topheight;
}
else
{
topheight = -99999;
}
}
// search for the top height value if not on ground
if (!cl.onground && cl.viewent.origin[2] > topheight)
{
topheight = cl.viewent.origin[2];
}
// weapon drop amount is the difference between top and actual height
landchange = (cl.viewent.origin[2] - prevtopheight) / 5.375;
// never drop way too much
landchange = max(landchange, -24);
// count the drop
delta = (cl.time - landtime) * 1000;
if (delta > 0 && delta < LAND_DEFLECT_TIME)
{
cl.viewent.origin[2] += landchange * 0.25 * delta / LAND_DEFLECT_TIME;
}
else if (delta > 0 && delta < LAND_DEFLECT_TIME + LAND_RETURN_TIME)
{
cl.viewent.origin[2] += landchange * 0.25 * (LAND_DEFLECT_TIME + LAND_RETURN_TIME - delta) / LAND_RETURN_TIME;
}
oldonground = cl.onground;
// idle drift
//scale = xyspeed + 40;
//fracsin = sin(cl.time);
//cl.viewent.angles[PITCH] -= scale * fracsin * 0.01;
//cl.viewent.angles[YAW] += scale * fracsin * 0.01;
//cl.viewent.angles[ROLL] += scale * fracsin * 0.01;
}
else
{
yaw = r_refdef.viewangles[YAW];
pitch = -r_refdef.viewangles[PITCH];
yaw = angledelta(yaw - r_refdef.viewangles[YAW]) * 0.4;
yaw = bound(-10, yaw, 10);
pitch = angledelta(-pitch - r_refdef.viewangles[PITCH]) * 0.4;
pitch = bound(-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[PITCH] = -(r_refdef.viewangles[PITCH] + pitch);
cl.viewent.angles[YAW] = r_refdef.viewangles[YAW] + yaw;
// joe: this makes it fix when strafing
cl.viewent.angles[ROLL] = r_refdef.viewangles[ROLL];
}
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;
cl.viewent.angles[ROLL] -= v_idlescale.value * sin(cl.time * v_iroll_cycle.value) * v_iroll_level.value;
}
/*
==============
V_BoundOffsets
==============
*/
void V_BoundOffsets (void)
{
entity_t *ent;
ent = &cl_entities[cl.viewentity];
// absolutely bound refresh reletive to entity clipping hull
// so the view can never be inside a solid wall
r_refdef.vieworg[0] = max(r_refdef.vieworg[0], ent->origin[0] - 14);
r_refdef.vieworg[0] = min(r_refdef.vieworg[0], ent->origin[0] + 14);
r_refdef.vieworg[1] = max(r_refdef.vieworg[1], ent->origin[1] - 14);
r_refdef.vieworg[1] = min(r_refdef.vieworg[1], ent->origin[1] + 14);
r_refdef.vieworg[2] = max(r_refdef.vieworg[2], ent->origin[2] - 22);
r_refdef.vieworg[2] = min(r_refdef.vieworg[2], ent->origin[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;
}
/*
==============
V_CalcViewRoll
Roll is induced by movement and damage
==============
*/
void V_CalcViewRoll (void)
{
float side;
side = V_CalcRoll (cl_entities[cl.viewentity].angles, cl.velocity);
r_refdef.viewangles[ROLL] += side;
if (v_dmg_time > 0)
{
r_refdef.viewangles[ROLL] += v_dmg_time / v_kicktime.value * v_dmg_roll;