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cl_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.
*/
#include "quakedef.h"
#include "vx_stuff.h"
#ifdef GLQUAKE
#include "gl_model.h"
#include "gl_local.h"
#else
#include "r_model.h"
#include "r_local.h"
#endif
#include "teamplay.h"
#include "rulesets.h"
#include "utils.h"
#include "hud.h"
#include "hud_common.h"
/*
The view is allowed to move slightly from its 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 cl_rollspeed = {"cl_rollspeed", "200"};
cvar_t cl_rollangle = {"cl_rollangle", "0"};
cvar_t cl_rollalpha = {"cl_rollalpha", "20"};
cvar_t cl_bob = {"cl_bob", "0.00"};
cvar_t cl_bobcycle = {"cl_bobcycle", "0.0"};
cvar_t cl_bobup = {"cl_bobup", "0.0"};
cvar_t v_kicktime = {"v_kicktime", "0.0"};
cvar_t v_kickroll = {"v_kickroll", "0.0"};
cvar_t v_kickpitch = {"v_kickpitch", "0.0"};
cvar_t v_gunkick = {"v_gunkick", "0"};
cvar_t v_viewheight = {"v_viewheight", "0"};
cvar_t cl_drawgun = {"r_drawviewmodel", "1"};
cvar_t r_viewmodelsize = {"r_viewmodelSize", "1"};
cvar_t r_viewmodeloffset = {"r_viewmodeloffset", ""};
cvar_t r_viewpreselgun = {"r_viewpreselgun", "0"};
void Change_v_idle (cvar_t *var, char *value, qbool *cancel);
cvar_t v_iyaw_cycle = {"v_iyaw_cycle", "2", 0, Change_v_idle};
cvar_t v_iroll_cycle = {"v_iroll_cycle", "0.5", 0, Change_v_idle};
cvar_t v_ipitch_cycle = {"v_ipitch_cycle", "1", 0, Change_v_idle};
cvar_t v_iyaw_level = {"v_iyaw_level", "0.3", 0, Change_v_idle};
cvar_t v_iroll_level = {"v_iroll_level", "0.1", 0, Change_v_idle};
cvar_t v_ipitch_level = {"v_ipitch_level", "0.3", 0, Change_v_idle};
cvar_t v_idlescale = {"v_idlescale", "0", 0, Change_v_idle};
cvar_t crosshair = {"crosshair", "3", CVAR_ARCHIVE};
cvar_t crosshaircolor = {"crosshaircolor", "255 255 255", CVAR_ARCHIVE | CVAR_COLOR};
cvar_t crosshairsize = {"crosshairsize", "1"};
cvar_t cl_crossx = {"cl_crossx", "0", CVAR_ARCHIVE};
cvar_t cl_crossy = {"cl_crossy", "0", CVAR_ARCHIVE};
// QW262: less flash grenade effect in demos
cvar_t cl_demoplay_flash = {"cl_demoplay_flash", ".33", CVAR_ARCHIVE};
cvar_t v_contentblend = {"v_contentblend", "0.33"};
cvar_t v_damagecshift = {"v_damagecshift", "0.33"};
cvar_t v_quadcshift = {"v_quadcshift", "0.75"};
cvar_t v_suitcshift = {"v_suitcshift", "0.75"};
cvar_t v_ringcshift = {"v_ringcshift", "0.75"};
cvar_t v_pentcshift = {"v_pentcshift", "0.75"};
#ifdef GLQUAKE
cvar_t v_dlightcshift = {"v_dlightcshift", "1"};
#endif
cvar_t v_bonusflash = {"cl_bonusflash", "1"}; // 0
float v_dmg_time, v_dmg_roll, v_dmg_pitch;
frame_t *view_frame;
player_state_t view_message;
void Change_v_idle (cvar_t *var, char *value, qbool *cancel) {
// Don't allow cheating in TF
*cancel = (cl.teamfortress && cls.state >= ca_connected && cbuf_current != &cbuf_svc);
}
float V_CalcRoll (vec3_t angles, vec3_t velocity) {
vec3_t right;
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;
if (side > 45)
side = 45;
return side * sign;
}
float V_CalcBob (void) {
static double bobtime;
static float bob;
float cycle;
if (cl.spectator)
return 0;
if (!cl.onground)
return bob; // just use old value
if (cl_bobcycle.value <= 0)
return 0;
bobtime += cls.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);
bob = bound (-7, bob, 4);
return bob;
}
//=============================================================================
cvar_t v_centermove = {"v_centermove", "0.15"};
cvar_t v_centerspeed = {"v_centerspeed","500"};
void Force_Centerview_f (void)
{
if (concussioned)
return;
cl.viewangles[PITCH] = 0;
}
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;
}
/*
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 (!cl.onground || cls.demoplayback ) {
cl.driftmove = 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 += cls.frametime;
if ( cl.driftmove > v_centermove.value)
V_StartPitchDrift ();
return;
}
delta = 0 - cl.viewangles[PITCH];
if (!delta) {
cl.pitchvel = 0;
return;
}
move = cls.frametime * cl.pitchvel;
cl.pitchvel += cls.frametime * v_centerspeed.value;
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", "1"};
float v_blend[4]; // rgba 0.0 - 1.0
#ifdef NDEBUG
cvar_t v_gamma = {"gl_gamma", "0.8", CVAR_ARCHIVE};
cvar_t v_contrast = {"gl_contrast", "1.3", CVAR_ARCHIVE};
#else
cvar_t v_gamma = {"gl_gamma", "1.0", CVAR_ARCHIVE};
cvar_t v_contrast = {"gl_contrast", "1.0", CVAR_ARCHIVE};
#endif
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 = {"sw_gamma", "1", CVAR_ARCHIVE};
cvar_t v_contrast = {"sw_contrast", "1", CVAR_ARCHIVE};
#endif
#ifndef GLQUAKE
void BuildGammaTable (float g, float c) {
int i, inf;
g = bound (0.1, 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;
inf = bound (0, inf, 255);
gammatable[i] = inf;
}
}
qbool V_CheckGamma (void) {
static float old_gamma;
static float 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
void V_ParseDamage (void)
{
int armor, blood, i;
vec3_t from, forward, right;
float side, count, fraction;
armor = MSG_ReadByte ();
blood = MSG_ReadByte ();
for (i = 0; i < 3; i++)
from[i] = MSG_ReadCoord ();
if (cls.demoseeking)
return;
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;
fraction = v_damagecshift.value;
if (fraction < 0) fraction = 0;
if (fraction > 1) fraction = 1;
cl.cshifts[CSHIFT_DAMAGE].percent *= fraction;
if (armor > blood) {
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 200;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 100;
} else if (armor) {
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 220;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 50;
} else {
cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 255;
cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 0;
}
// calculate view angle kicks
VectorSubtract (from, cl.simorg, from);
VectorNormalizeFast (from);
AngleVectors (cl.simangles, forward, right, NULL);
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;
}
// disconnect -->
qbool flashed = false; // it should be used for f_flashout tirgger
extern cvar_t v_gamma, v_contrast;
#define flash_gamma 0.55
#define flash_contrast 1.0
void V_TF_FlashSettings (qbool flashed)
{
static float old_gamma, old_contrast;
// remove read only flag if it was set
if (Cvar_GetFlags(&v_gamma) & CVAR_ROM)
Cvar_SetFlags(&v_gamma, Cvar_GetFlags(&v_gamma) & ~CVAR_ROM);
if (Cvar_GetFlags(&v_contrast) & CVAR_ROM)
Cvar_SetFlags(&v_contrast, Cvar_GetFlags(&v_contrast) & ~CVAR_ROM);
if (flashed) {
// store normal settings
old_gamma = v_gamma.value;
old_contrast = v_contrast.value;
// set MTFL flash settings
Cvar_SetValue (&v_gamma, flash_gamma);
Cvar_SetValue (&v_contrast, flash_contrast);
// made gamma&contrast read only
Cvar_SetFlags(&v_gamma, Cvar_GetFlags(&v_gamma) | CVAR_ROM);
Cvar_SetFlags(&v_contrast, Cvar_GetFlags(&v_contrast) | CVAR_ROM);
} else {
// restore old settings
Cvar_SetValue (&v_gamma, old_gamma);
Cvar_SetValue (&v_contrast, old_contrast);
}
return;
}
void V_TF_FlashStuff (void)
{
static float last_own_flash_time;
static float last_other_flash_time;
float blocktime;
// 240 = Normal TF || 255 = Angel TF
if (cshift_empty.percent == 240 || cshift_empty.percent == 255 ) {
TP_ExecTrigger ("f_flash");
if (!flashed && (!strncasecmp(Rulesets_Ruleset(), "MTFL", 4)))
V_TF_FlashSettings (true);
flashed = true;
last_other_flash_time = cls.realtime;
}
if (cshift_empty.percent == 160) { // flashed by your own flash
if (!flashed && (!strncasecmp(Rulesets_Ruleset(), "MTFL", 4)))
V_TF_FlashSettings (true);
flashed = true;
last_own_flash_time = cls.realtime;
}
blocktime = (last_other_flash_time > last_own_flash_time) ? 20.0 : 10.0;
// turn gamma and contrast back if
if ((!(cls.realtime - max (last_own_flash_time, last_other_flash_time) < blocktime)) || // flashed for last 10 seconds or
(cshift_empty.percent == 0 && (cbuf_current = &cbuf_svc))) { // death while flashed
if (flashed && (!strncasecmp(Rulesets_Ruleset(), "MTFL", 4))) {
V_TF_FlashSettings (false);
flashed = false;
}
}
if (cls.demoplayback && cshift_empty.destcolor[0] == cshift_empty.destcolor[1])
cshift_empty.percent *= cl_demoplay_flash.value/1.0f;
}
// <-- disconnect
void V_cshift_f (void) {
// don't allow cheating in TF
if (cls.state >= ca_connected && cl.teamfortress && cbuf_current != &cbuf_svc)
return;
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));
// TF flash grenades stuff
if (cl.teamfortress)
V_TF_FlashStuff ();
}
//When you run over an item, the server sends this command
void V_BonusFlash_f (void) {
static double last_bonusflashtrigger = 0;
if (cls.realtime != last_bonusflashtrigger) { // do not trigger twice a frame
TP_ExecTrigger ("f_bonusflash");
last_bonusflashtrigger = cls.realtime;
}
if (!v_bonusflash.value && cbuf_current == &cbuf_svc)
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;
}
//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;
break;
}
if (v_contentblend.value > 0 && v_contentblend.value < 1 && contents != CONTENTS_EMPTY)
cl.cshifts[CSHIFT_CONTENTS].percent *= v_contentblend.value;
#ifdef GLQUAKE
if (!gl_polyblend.value && !cl.teamfortress) {
cl.cshifts[CSHIFT_CONTENTS].percent = 0;
} else {
// ignore gl_cshiftpercent on custom cshifts (set with v_cshift
// command) to avoid cheating in TF
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
}
#ifdef GLQUAKE
void V_AddWaterfog (int contents) {
float *colors;
float lava[4] = {1.0f, 0.314f, 0.0f, 0.5f};
float slime[4] = {0.039f, 0.738f, 0.333f, 0.5f};
float water[4] = {0.039f, 0.584f, 0.888f, 0.5f};
if (!gl_waterfog.value || COM_CheckParm ("-nomtex") || contents == CONTENTS_EMPTY || contents == CONTENTS_SOLID) {
glDisable(GL_FOG);
return;
}
switch (contents) {
case CONTENTS_LAVA:
colors = lava;
break;
case CONTENTS_SLIME:
colors = slime;
break;
default:
colors = water;
break;
}
glFogfv(GL_FOG_COLOR, colors);
if (( (int) gl_waterfog.value ) == 2) {
glFogf(GL_FOG_DENSITY, 0.0002 + (0.0009 - 0.0002) * bound(0, gl_waterfog_density.value, 1));
glFogi(GL_FOG_MODE, GL_EXP);
} else {
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogf(GL_FOG_START, 150.0f);
glFogf(GL_FOG_END, 4250.0f - (4250.0f - 1536.0f) * bound (0, gl_waterfog_density.value, 1));
}
glEnable(GL_FOG);
}
#endif
void V_CalcPowerupCshift (void) {
float fraction;
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;
fraction = bound (0, v_quadcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 30 * fraction;
} 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;
fraction = bound (0, v_suitcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 20 * fraction;
} 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;
fraction = bound (0, v_ringcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 100 * fraction;
} 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;
fraction = bound (0, v_pentcshift.value, 1);
cl.cshifts[CSHIFT_POWERUP].percent = 30 * fraction;
} else {
cl.cshifts[CSHIFT_POWERUP].percent = 0;
}
}
#ifdef GLQUAKE
void V_CalcBlend (void) {
float r, g, b, a, a2;
int j;
r = g = b = a= 0;
if (cls.state != ca_active) {
cl.cshifts[CSHIFT_CONTENTS] = cshift_empty;
cl.cshifts[CSHIFT_POWERUP].percent = 0;
} else {
V_CalcPowerupCshift ();
}
// drop the damage value
cl.cshifts[CSHIFT_DAMAGE].percent -= cls.frametime * 150;
if (cl.cshifts[CSHIFT_DAMAGE].percent <= 0)
cl.cshifts[CSHIFT_DAMAGE].percent = 0;
// drop the bonus value
cl.cshifts[CSHIFT_BONUS].percent -= cls.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 = 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;
v_blend[3] = bound(0, v_blend[3], 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 = 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
#ifdef GLQUAKE
void V_UpdatePalette (void) {
int i, j, c;
qbool new;
float current_gamma, current_contrast, a, rgb[3];
static float prev_blend[4];
static float 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];
}
}
current_gamma = bound (0.3, v_gamma.value, 3);
if (current_gamma != old_gamma || v_gamma.modified) {
v_gamma.modified = false;
old_gamma = current_gamma;
new = true;
}
current_contrast = bound (1, v_contrast.value, 3);
if (current_contrast != old_contrast) {
old_contrast = current_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 || cl.teamfortress)
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) {
current_contrast = pow (current_contrast, vid_gamma);
current_gamma = current_gamma/vid_gamma;
}
for (i = 0; i < 256; i++) {
for (j = 0; j < 3; j++) {
// apply blend and contrast
c = (i * a + rgb[j]) * current_contrast;
if (c > 255)
c = 255;
// apply gamma
c = 255 * pow((c + 0.5) / 255.5, current_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;
qbool new, force;
byte *basepal, *newpal;
static cshift_t prev_cshifts[NUM_CSHIFTS];
if (cls.state != ca_active) {
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 -= cls.frametime*150;
if (cl.cshifts[CSHIFT_DAMAGE].percent <= 0)
cl.cshifts[CSHIFT_DAMAGE].percent = 0;
// drop the bonus value
cl.cshifts[CSHIFT_BONUS].percent -= cls.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 += (cl.cshifts[j].percent * (cl.cshifts[j].destcolor[0] - r)) >> 8;
g += (cl.cshifts[j].percent * (cl.cshifts[j].destcolor[1] - g)) >> 8;
b += (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
// BorisU -->
void V_TF_ClearGrenadeEffects ()
{
cbuf_t *cbuf_tmp;
extern cvar_t scr_fov, default_fov;
cbuf_tmp = cbuf_current;
cbuf_current = &cbuf_svc;
// Concussion effect off
concussioned = false;
Cvar_SetValue (&scr_fov, default_fov.value);
Cvar_SetValue (&v_idlescale, 0.0f);
// Flash effect off
if (flashed && (!strncasecmp(Rulesets_Ruleset(), "MTFL", 4))) {
V_TF_FlashSettings (false);
flashed = false;
}
cshift_empty.destcolor[0] = 0;
cshift_empty.destcolor[1] = 0;
cshift_empty.destcolor[2] = 0;
cshift_empty.percent = 0;
cbuf_current = cbuf_tmp;
}
// <-- BorisU
/*
==============================================================================
VIEW RENDERING
==============================================================================
*/
float angledelta (float a) {
a = anglemod(a);
if (a > 180)
a -= 360;
return a;
}
void V_BoundOffsets (void) {
// absolutely bound refresh relative 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;
}
//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;
}
//Roll is induced by movement and damage
void V_CalcViewRoll (void) {
float side, adjspeed;
side = V_CalcRoll (cl.simangles, cl.simvel);
adjspeed = cl_rollalpha.value * bound (2, fabs(cl_rollangle.value), 45);
if (side > cl.rollangle) {
cl.rollangle += cls.frametime * adjspeed;
if (cl.rollangle > side)
cl.rollangle = side;
} else if (side < cl.rollangle) {
cl.rollangle -= cls.frametime * adjspeed;
if (cl.rollangle < side)
cl.rollangle = side;
}
r_refdef.viewangles[ROLL] += cl.rollangle;
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 -= cls.frametime;
}
}
// tells the model number of the current carried/selected/preselected weapon
// if user wish so, weapon pre-selection is also taken in account
// todo: if user selects different weapon while the current one is still
// firing, wait until the animation is finished
static int V_CurrentWeaponModel(void) {
extern int IN_BestWeapon(void);
extern cvar_t cl_weaponpreselect;
int bestgun;
if (ShowPreselectedWeap() && r_viewpreselgun.value)
{
bestgun = IN_BestWeapon();
if (bestgun == 1) return cl_modelindices[mi_vaxe];
if (bestgun > 1 && bestgun <= 8)
return cl_modelindices[mi_weapon1 - 1 + bestgun];
}
return cl.stats[STAT_WEAPON];
}
extern void TP_ParseWeaponModel(model_t *model);
void V_AddViewWeapon (float bob) {
vec3_t forward, right, up;
centity_t *cent;
int gunmodel = V_CurrentWeaponModel();
extern cvar_t scr_fov;
cent = &cl.viewent;
TP_ParseWeaponModel(cl.model_precache[gunmodel]);
if (!cl_drawgun.value || (cl_drawgun.value == 2 && scr_fov.value > 90)
|| ((view_message.flags & (PF_GIB|PF_DEAD)))
|| cl.stats[STAT_ITEMS] & IT_INVISIBILITY || cl.stats[STAT_HEALTH] <= 0 || !Cam_DrawViewModel())
{
cent->current.modelindex = 0; //no model
return;
}
//angles
cent->current.angles[YAW] = r_refdef.viewangles[YAW];
cent->current.angles[PITCH] = -r_refdef.viewangles[PITCH];
cent->current.angles[ROLL] = r_refdef.viewangles[ROLL];
//origin
AngleVectors (r_refdef.viewangles, forward, right, up);
VectorCopy (r_refdef.vieworg, cent->current.origin);
VectorMA (cent->current.origin, bob * 0.4, forward, cent->current.origin);
if (r_viewmodeloffset.string[0]) {
float offset[3];
int size = sizeof(offset)/sizeof(offset[0]);
ParseFloats(r_viewmodeloffset.string, offset, &size);
VectorMA (cent->current.origin, offset[0], right, cent->current.origin);
VectorMA (cent->current.origin, -offset[1], up, cent->current.origin);
VectorMA (cent->current.origin, offset[2], forward, cent->current.origin);
}
// fudge position around to keep amount of weapon visible roughly equal with different FOV
if (scr_viewsize.value == 110)
cent->current.origin[2] += 1;
else if (scr_viewsize.value == 100)
cent->current.origin[2] += 2;
else if (scr_viewsize.value == 90)
cent->current.origin[2] += 1;
else if (scr_viewsize.value == 80)
cent->current.origin[2] += 0.5;
if (cent->current.modelindex != gunmodel) {
cl.viewent.frametime = -1;
} else {
if (cent->current.frame != view_message.weaponframe) {
cent->frametime = cl.time;
cent->oldframe = cent->current.frame;
}
}
cent->current.modelindex = gunmodel;
cent->current.frame = view_message.weaponframe;
}
void V_CalcIntermissionRefdef (void) {
float old;
VectorCopy (cl.simorg, r_refdef.vieworg);
VectorCopy (cl.simangles, r_refdef.viewangles);
// we don't draw weapon in intermission
cl.viewent.current.modelindex = 0;
// always idle in intermission
old = v_idlescale.value;
v_idlescale.value = 1;
V_AddIdle ();
v_idlescale.value = old;
}
void V_CalcRefdef (void) {
vec3_t forward;
float bob;
float height_adjustment;
V_DriftPitch ();
bob = V_CalcBob ();
height_adjustment = v_viewheight.value ? bound (-7, v_viewheight.value, 4) : V_CalcBob ();