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gl_drawalias.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.
*/
// gl_drawalias.c -- alias model drawing
// models are the only shared resource between a client and server running
// on the same machine.
#include "quakedef.h"
#ifndef RQM_SV_ONLY
#ifdef HEXEN2_SUPPORT
extern float RTint[256], GTint[256], BTint[256];
float model_alpha_H2;
skintex_t gl_extra_textures[MAX_EXTRA_TEXTURES]; // generic textures for models
#endif
#define NUMVERTEXNORMALS 162
float r_avertexnormals[NUMVERTEXNORMALS][3] = {
#include "anorms.h"
};
extern int player_skins[MAX_SCOREBOARD];
extern int player_skins_fb[MAX_SCOREBOARD];
vec3_t shadevector;
//qboolean full_light;
float /*shadelight,*/ ambientlight;
// precalculated dot products for quantized angles
#define SHADEDOT_QUANT 16
float r_avertexnormal_dots[SHADEDOT_QUANT][256] =
#include "anorm_dots.h"
;
float *shadedots = r_avertexnormal_dots[0];
// [email protected]: model animation interpolation
//int r_lastpose, r_currpose;
vec3_t vertexlight;
extern cvar_t gl_ringalpha;
extern cvar_t gl_glows;
#define INTERP_WEAP_MAXNUM 24
typedef struct interpolated_weapon
{
char name[MAX_QPATH];
int maxDistance;
} interp_weapon_t;
static interp_weapon_t interpolated_weapons[INTERP_WEAP_MAXNUM];
static int interp_weap_num = 0;
/*
=============
DoWeaponInterpolation
=============
*/
int DoWeaponInterpolation (entity_t *currententity)
{
int i, extpos, distance = -1;
char *modelname, *currname;
if (currententity != &cl.viewent)
return -1;
modelname = currententity->model->name;
if (COM_FilenamesEqualn (modelname, "progs/", 6 ))
modelname += 6;
i = strlen (modelname);
if (( i > 4 ) && COM_FilenamesEqual (modelname + i - 4, ".mdl"))
{
extpos = i-4;
modelname[ extpos ] = 0;
}
else extpos = -1;
for (i=0 ; i<interp_weap_num ; i++)
{
currname = interpolated_weapons[i].name;
if (!currname[0])
break;
if (COM_FilenamesEqual (modelname, currname))
{
distance = interpolated_weapons[i].maxDistance;
break;
}
}
if (extpos > 0) modelname[ extpos ] = '.';
return distance;
}
// joe: from FuhQuake, but this is less configurable
void Set_Interpolated_Weapon_f (cmd_source_t src)
{
int i;
char str[MAX_QPATH];
if (src == SRC_CLIENT)
return;
if (Cmd_Argc() == 2)
{
for (i=0 ; i<interp_weap_num ; i++)
if (COM_FilenamesEqual(Cmd_Argv(1), interpolated_weapons[i].name))
{
Con_Printf ("%s`s distance is %d\n", Cmd_Argv(1), interpolated_weapons[i].maxDistance);
return;
}
Con_Printf ("%s`s distance is default (%d)\n", Cmd_Argv(1), (int)gl_interdist.value);
return;
}
if (Cmd_Argc() != 3)
{
Con_Print ("Usage: set_interpolated_weapon <model> <distance>\n");
return;
}
Q_strcpy (str, Cmd_Argv(1), sizeof(str));
for (i=0 ; i<interp_weap_num ; i++)
if (COM_FilenamesEqual(str, interpolated_weapons[i].name))
break;
if (i == interp_weap_num)
{
if (interp_weap_num == 24)
{
Con_Print ("interp_weap_num == INTERP_WEAP_MAXNUM\n");
return;
}
else
{
interp_weap_num++;
}
}
Q_strcpy (interpolated_weapons[i].name, str, sizeof(interpolated_weapons[0].name));
interpolated_weapons[i].maxDistance = (int)Q_atof(Cmd_Argv(2));
}
/*
=============
GL_DrawAliasGlow (JDH: from nehahra)
=============
*/
void GL_DrawAliasGlow (entity_t *currententity, model_t *clmodel)
{
const int TORCH_STYLE = 1; // Flicker.
vec3_t lightorigin; // Origin of glow.
vec3_t v; // Vector to torch.
float radius; // Radius of torch flare.
float distance; // Vector distance to torch.
float intensity; // Intensity of torch flare.
int i, j;
if (clmodel->modhint != MOD_THUNDERBOLT) return;
// JDH: nehahra also did glows for quad, pent & rocket; I don't.
VectorCopy(currententity->origin, lightorigin);
radius = 30.0f;
VectorSubtract(lightorigin, r_origin, v);
// See if view is outside the light.
distance = VectorLength(v);
if (distance > radius)
{
glDepthMask (0);
glDisable (GL_TEXTURE_2D);
glShadeModel (GL_SMOOTH);
glEnable (GL_BLEND);
glBlendFunc (GL_ONE, GL_ONE);
glPushMatrix();
glBegin(GL_TRIANGLE_FAN);
intensity = 0.2f;
// Now modulate with flicker.
i = (int)(cl.time*10);
if (!cl_lightstyle[TORCH_STYLE].length) {
j = 256;
}
else {
j = i % cl_lightstyle[TORCH_STYLE].length;
j = cl_lightstyle[TORCH_STYLE].map[j] - 'a';
j = j*22;
}
intensity *= ((float)j / 255.0f);
// Set yellow intensity
glColor3f(0.2f*intensity, 0.2f*intensity, 0.8f*intensity);
for (i=0 ; i<3 ; i++)
v[i] = lightorigin[i] - vpn[i]*radius;
glVertex3fv(v);
glColor3f(0.0f, 0.0f, 0.0f);
for (i=16; i>=0; i--)
{
float a = i/16.0f * M_PI*2;
for (j=0; j<3; j++)
v[j] = lightorigin[j] + vright[j]*cos(a)*radius + vup[j]*sin(a)*radius;
glVertex3fv(v);
}
glEnd();
// Restore previous matrix! KH
glPopMatrix();
glColor3f (1,1,1);
glDisable (GL_BLEND);
glEnable (GL_TEXTURE_2D);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDepthMask (1);
}
}
/*
=============
GL_GetAliasAlpha
=============
*/
float GL_GetAliasAlpha (const entity_t *ent)
{
float alpha;
if (gl_notrans.value)
return 1.0f;
if (ent == &cl.viewent)
{
if (cl.items & IT_INVISIBILITY)
return gl_ringalpha.value;
return bound(0, r_drawviewmodel.value, 1);
}
#ifdef HEXEN2_SUPPORT
if (hexen2)
return model_alpha_H2;
#endif
alpha = ent->transparency;
if (alpha <= 0)
alpha = 1.0;
return alpha;
}
/*
=============
GL_DrawAliasFrame
=============
*/
void GL_DrawAliasFrame (aliashdr_t *paliashdr, entity_t *ent, skin_t *skin,
/*int posenum,*/ qboolean mtex)
{
float light, /*alpha,*/ hscale, vscale, s, t;
trivertx_t *verts, *v1;
int *order, count, index;
vec3_t l_v;
#ifdef HEXEN2_SUPPORT
float r, g, b;
#endif
// alpha = GL_GetAliasAlpha (ent);
// r_currpose = posenum;
verts = (trivertx_t *)((byte *)paliashdr + paliashdr->posedata);
// verts += posenum * paliashdr->poseverts;
verts += ent->currpose * paliashdr->poseverts;
hscale = skin->h_value;
vscale = skin->v_value;
order = (int *)((byte *)paliashdr + paliashdr->commands);
#ifdef HEXEN2_SUPPORT
if (hexen2)
{
if (ent->colorshade)
{
r = RTint[ent->colorshade];
g = GTint[ent->colorshade];
b = BTint[ent->colorshade];
}
else
r = g = b = 1;
}
else
#endif
if (r_modelalpha < 1)
glEnable (GL_BLEND);
while ((count = *order++))
{
// get the vertex count and primitive type
if (count < 0)
{
count = -count;
glBegin (GL_TRIANGLE_FAN);
}
else
{
glBegin (GL_TRIANGLE_STRIP);
}
do {
// texture coordinates come from the draw list
s = hscale * (*(float *)order++);
t = vscale * (*(float *)order++);
if (mtex)
{
qglMultiTexCoord2f (GL_TEXTURE0_ARB, s, t);
qglMultiTexCoord2f (GL_TEXTURE1_ARB, s, t);
}
else
{
glTexCoord2f (s, t);
}
index = *order++;
//order += 2;
v1 = &verts[index];
// normals and vertexes come from the frame list
#ifdef HEXEN2_SUPPORT
if (hexen2)
{
// light = shadedots[v1->lightnormalindex] * shadelight;
// glColor4f (r*light, g*light, b*light, alpha);
light = shadedots[v1->lightnormalindex];
VectorScale(lightcolor, light, l_v);
glColor4f (r*l_v[0], g*l_v[1], b*l_v[2], r_modelalpha);
}
else
#endif
{
if (gl_vertexlights.value /*&& !full_light*/)
{
light = R_GetVertexLightValue (v1->lightnormalindex, ent->angles[0], ent->angles[1]);
light += ambientlight/255;
//light *= 2.0f; // JDH: so values are in same range as shadedots
}
else
//light = (shadedots[v1->lightnormalindex] * shadelight + ambientlight) / 256.0;
light = shadedots[v1->lightnormalindex];
//light = min(light, 1);
//if (!full_light)
{
// for (i=0 ; i<3 ; i++)
// l_v[i] = lightcolor[i] / 256 + light;
VectorScale(lightcolor, light, l_v);
glColor4f (l_v[0], l_v[1], l_v[2], r_modelalpha);
}
/*else
{
glColor4f (light, light, light, alpha);
}*/
}
glVertex3f (v1->v[0], v1->v[1], v1->v[2]);
} while (--count);
glEnd ();
}
#ifdef HEXEN2_SUPPORT
if (!hexen2)
#endif
if (r_modelalpha < 1)
glDisable (GL_BLEND);
}
/*
=============
GL_DrawAliasBlendedFrame
[email protected]: model animation interpolation
=============
*/
void GL_DrawAliasBlendedFrame (aliashdr_t *paliashdr, entity_t *ent, skin_t *skin,
float blend, int distance, qboolean mtex)
{
float light, /*alpha, */hscale, vscale, s, t;
trivertx_t *verts1, *verts2, *v1, *v2;
int *order, count, index;
vec3_t d, l_v;
#ifdef HEXEN2_SUPPORT
float r, g, b;
#endif
// alpha = GL_GetAliasAlpha (ent);
distance = bound(INTERP_WEAP_MINDIST, distance, INTERP_WEAP_MAXDIST);
// r_lastpose = ent->lastpose;
// r_currpose = ent->currpose;
verts1 = (trivertx_t *)((byte *)paliashdr + paliashdr->posedata);
verts2 = verts1;
verts1 += ent->lastpose * paliashdr->poseverts;
verts2 += ent->currpose * paliashdr->poseverts;
hscale = skin->h_value;
vscale = skin->v_value;
order = (int *)((byte *)paliashdr + paliashdr->commands);
#ifdef HEXEN2_SUPPORT
if (hexen2)
{
if (ent->colorshade)
{
r = RTint[ent->colorshade];
g = GTint[ent->colorshade];
b = BTint[ent->colorshade];
}
else
r = g = b = 1;
}
else
#endif
if (r_modelalpha < 1)
glEnable (GL_BLEND);
while ((count = *order++))
{
// get the vertex count and primitive type
if (count < 0)
{
count = -count;
glBegin (GL_TRIANGLE_FAN);
}
else
{
glBegin (GL_TRIANGLE_STRIP);
}
do {
// texture coordinates come from the draw list
s = hscale * (*(float *)order++);
t = vscale * (*(float *)order++);
if (mtex)
{
qglMultiTexCoord2f (GL_TEXTURE0_ARB, s, t);
qglMultiTexCoord2f (GL_TEXTURE1_ARB, s, t);
}
else
{
glTexCoord2f (s, t);
}
index = *order++;
//order += 2;
v1 = &verts1[index];
v2 = &verts2[index];
// normals and vertexes come from the frame list
// blend the light intensity from the two frames together
#ifdef HEXEN2_SUPPORT
if (hexen2)
{
/* d[0] = (shadedots[v2->lightnormalindex] * shadelight)
- (shadedots[v1->lightnormalindex] * shadelight);
light = ((shadedots[v1->lightnormalindex] * shadelight) + (blend * d[0]));
glColor4f (r*light, g*light, b*light, alpha);
*/
light = shadedots[v1->lightnormalindex];
d[0] = shadedots[v2->lightnormalindex] - light;
light += (blend * d[0]);
VectorScale(lightcolor, light, l_v);
glColor4f (r*l_v[0], g*l_v[1], b*l_v[2], r_modelalpha);
}
else
#endif
{
if (gl_vertexlights.value /*&& !full_light*/)
{
light = R_LerpVertexLight (v1->lightnormalindex, v2->lightnormalindex,
blend, ent->angles[0], ent->angles[1]);
light = light*4 + ambientlight/255;
//light *= 2.0f; // JDH: so values are in same range as shadedots
}
else
{
/* d[0] = (shadedots[v2->lightnormalindex] * shadelight + ambientlight)
- (shadedots[v1->lightnormalindex] * shadelight + ambientlight);
light = ((shadedots[v1->lightnormalindex] * shadelight + ambientlight) + (blend * d[0])) / 256.0;
*/
light = shadedots[v1->lightnormalindex];
d[0] = shadedots[v2->lightnormalindex] - light;
light += (blend * d[0]);
}
// light = min(light, 1);
//if (!full_light)
{
// for (i=0 ; i<3 ; i++)
// l_v[i] = lightcolor[i] / 256 + light;
VectorScale(lightcolor, light, l_v);
glColor4f (l_v[0], l_v[1], l_v[2], r_modelalpha);
#ifdef _DEBUG
if (!strcmp(ent->model->name, "progs/armor.mdl"))
light = 4;
#endif
}
/*else
{
glColor4f (light, light, light, r_modelalpha);
}*/
}
VectorSubtract (v2->v, v1->v, d);
if ((ent == &cl.viewent) && (DotProduct(d, d) >= distance))
{
// This is to handle the flame that appears at the muzzle of many weapons when fired.
// Besides 1 or 2 firing frames, the flame usually is located at the near end of the
// weapon, behind the camera. If interpolation occurred here, the flame would be seen
// moving through the entire length of the barrel.
glVertex3f (v2->v[0], v2->v[1], v2->v[2]);
}
else
{
// blend the vertex positions from each frame together
glVertex3f (v1->v[0] + (blend * d[0]), v1->v[1] + (blend * d[1]), v1->v[2] + (blend * d[2]));
}
} while (--count);
glEnd ();
}
#ifdef HEXEN2_SUPPORT
if (!hexen2)
#endif
if (r_modelalpha < 1)
glDisable (GL_BLEND);
}
/*
=============
GL_DrawAliasShadow
=============
*/
void GL_DrawAliasShadow (aliashdr_t *paliashdr, maliasframedesc_t *currframe, /*int posenum,*/ entity_t *ent)
{
trivertx_t *verts;
int *order, count, index;
vec3_t point;
float height, lheight;
lheight = ent->origin[2] - lightspot[2];
height = 1 - lheight;
verts = (trivertx_t *)((byte *)paliashdr + paliashdr->posedata);
// verts += posenum * paliashdr->poseverts;
verts += ent->currpose * paliashdr->poseverts;
order = (int *)((byte *)paliashdr + paliashdr->commands);
while ((count = *order++))
{
// get the vertex count and primitive type
if (count < 0)
{
count = -count;
glBegin (GL_TRIANGLE_FAN);
}
else
{
glBegin (GL_TRIANGLE_STRIP);
}
do {
// texture coordinates come from the draw list
// (skipped for shadows) glTexCoord2fv ((float *)order);
index = order[2];
order += 3;
// normals and vertexes come from the frame list
point[0] = verts[index].v[0] * currframe->scale[0] + currframe->translate[0];
point[1] = verts[index].v[1] * currframe->scale[1] + currframe->translate[1];
point[2] = verts[index].v[2] * currframe->scale[2] + currframe->translate[2];
point[0] -= shadevector[0] * (point[2] + lheight);
point[1] -= shadevector[1] * (point[2] + lheight);
point[2] = height;
glVertex3fv (point);
//verts++;
} while (--count);
glEnd ();
}
}
/*
=============
GL_DrawAliasBlendedShadow
[email protected]: model animation interpolation
=============
*/
void GL_DrawAliasBlendedShadow (aliashdr_t *paliashdr, maliasframedesc_t *currframe, /*int lastpose, int nextpose,*/ entity_t *ent)
{
trivertx_t *verts1, *verts2;
int *order, count, index;
vec3_t point1, point2, d;
float height, lheight, blend;
blend = fabs(cl.time - ent->frame_start_time) / ent->frame_interval;
blend = min(1, blend);
lheight = ent->origin[2] - lightspot[2];
height = 1 - lheight;
verts1 = (trivertx_t *)((byte *)paliashdr + paliashdr->posedata);
verts2 = verts1;
// verts1 += lastpose * paliashdr->poseverts;
// verts2 += nextpose * paliashdr->poseverts;
verts1 += ent->lastpose * paliashdr->poseverts;
verts2 += ent->currpose * paliashdr->poseverts;
order = (int *)((byte *)paliashdr + paliashdr->commands);
while ((count = *order++))
{
// get the vertex count and primitive type
if (count < 0)
{
count = -count;
glBegin (GL_TRIANGLE_FAN);
}
else
{
glBegin (GL_TRIANGLE_STRIP);
}
do {
index = order[2];
order += 3;
point1[0] = verts1[index].v[0] * currframe->scale[0] + currframe->translate[0];
point1[1] = verts1[index].v[1] * currframe->scale[1] + currframe->translate[1];
point1[2] = verts1[index].v[2] * currframe->scale[2] + currframe->translate[2];
point1[0] -= shadevector[0]*(point1[2]+lheight);
point1[1] -= shadevector[1]*(point1[2]+lheight);
point2[0] = verts2[index].v[0] * currframe->scale[0] + currframe->translate[0];
point2[1] = verts2[index].v[1] * currframe->scale[1] + currframe->translate[1];
point2[2] = verts2[index].v[2] * currframe->scale[2] + currframe->translate[2];
point2[0] -= shadevector[0]*(point2[2]+lheight);
point2[1] -= shadevector[1]*(point2[2]+lheight);
VectorSubtract (point2, point1, d);
glVertex3f (point1[0] + (blend * d[0]), point1[1] + (blend * d[1]), height);
//verts1++;
//verts2++;
} while (--count);
glEnd ();
}
}
/*
=================
R_DrawAliasShadow
=================
*/
void R_DrawAliasShadow (entity_t *ent, aliashdr_t *paliashdr, maliasframedesc_t *currframe)
{
float an, alpha;
static float shadescale = 0;
if (r_refdef.vieworg[2] + 1 <= lightspot[2])
return; // no shadows on ents above player
#ifdef HEXEN2_SUPPORT
if (hexen2 && ((ent->model->flags & EF_ROTATE) || (ent->drawflags & MLS_MASKIN)))
{
return; // in this case, R_LightPoint isn't called when calculating lighting,
// so vector "lightspot" is not set. Hence shadow position is not right.
}
#endif
if (!shadescale)
shadescale = 1 / sqrt(2);
an = -ent->angles[1] / 180 * M_PI; // yaw
VectorSet (shadevector, cos(an) * shadescale, sin(an) * shadescale, shadescale);
glPushMatrix ();
#ifdef HEXEN2_SUPPORT
if (hexen2)
R_RotateForEntity_H2 (ent);
else
#endif
{
glTranslatef (ent->origin[0], ent->origin[1], ent->origin[2]);
glRotatef (ent->angles[1], 0, 0, 1);
}
glDisable (GL_TEXTURE_2D);
glEnable (GL_BLEND);
if ((r_shadows.value > 0) && (r_shadows.value < 1))
alpha = r_shadows.value;
else
alpha = ambientlight/200;
glColor4f (0, 0, 0, alpha*r_modelalpha);
// Pa3PyX: prevent Z fighting
glDepthMask(0);
// [email protected]: model animation interpolation
if (gl_interpolate_animation.value)
GL_DrawAliasBlendedShadow (paliashdr, currframe, /*r_lastpose, r_currpose,*/ ent);
else
GL_DrawAliasShadow (paliashdr, currframe, /*r_currpose,*/ ent);
glDepthMask(1);
glEnable (GL_TEXTURE_2D);
glDisable (GL_BLEND);
glPopMatrix ();
}
/*
=================
R_SetupAliasFrame
=================
*/
void R_SetupAliasFrame (entity_t *ent, aliashdr_t *paliashdr, maliasframedesc_t *currframe,
skin_t *skin, qboolean mtex)
{
int pose, numposes;
float interval;
pose = currframe->firstpose;
numposes = currframe->numposes;
if (numposes > 1)
{
interval = currframe->interval;
pose += (int)(cl.time / interval) % numposes;
}
// GL_DrawAliasFrame (paliashdr, ent, skin, pose, mtex);
ent->currpose = pose;
GL_DrawAliasFrame (paliashdr, ent, skin, mtex);
}
/*
=================
R_SetupAliasBlend
=================
*/
float R_SetupAliasBlend (entity_t *ent, int pose)
{
float blend;
if (ent->frame_start_time == 0) // JDH: 2009/05/26 - prevent model morphing into first pose
{
ent->currpose = ent->lastpose = pose;
ent->frame_start_time = cl.time;
blend = 0;
}
else if (ent->currpose != pose)
{
ent->lastpose = ent->currpose;
ent->currpose = pose;
ent->frame_start_time = cl.time;
blend = 0;
}
else
{
#if 0
blend = (cl.time - ent->frame_start_time) / ent->frame_interval;
// weird things start happening if blend passes 1
// (blend < 0 can occur when rewinding a demo)
if (/*cl.paused ||*/ blend > 1 || blend < 0)
blend = 1;
#else
blend = fabs(cl.time - ent->frame_start_time) / ent->frame_interval;
// negative time interval occurs during demo rewind
// weird things start happening if blend passes 1
if (/*cl.paused ||*/ blend > 1)
blend = 1;
#endif
}
return blend;
}
/*
=================
R_SetupAliasBlendedFrame
[email protected]: model animation interpolation
=================
*/
void R_SetupAliasBlendedFrame (entity_t *ent, aliashdr_t *paliashdr, maliasframedesc_t *currframe,
skin_t *skin, qboolean mtex, int distance)
{
int pose, numposes;
float blend;
pose = currframe->firstpose;
numposes = currframe->numposes;
#if defined(_DEBUG) && defined(HEXEN2_SUPPORT)
// if (hexen2 && !strcmp(ent->model->name, "models/golem_i.mdl"))
// blend = 124;
if (cls.demoplayback && (ent-cl_entities == 236))
blend = 1523;
#endif
if (numposes > 1)
{
ent->frame_interval = currframe->interval;
pose += (int)(cl.time / ent->frame_interval) % numposes;
}
else
{
// One tenth of a second is a good for most Quake animations.
// If the nextthink is longer then the animation is usually meant to pause
// (e.g. check out the shambler magic animation in shambler.qc). If its
// shorter then things will still be smoothed partly, and the jumps will be
// less noticable because of the shorter time. So, this is probably a good assumption.
#ifdef HEXEN2_SUPPORT
if (hexen2)
ent->frame_interval = HX_FRAME_TIME;
else
#endif
ent->frame_interval = 0.1;
}
blend = R_SetupAliasBlend (ent, pose);
GL_DrawAliasBlendedFrame (paliashdr, ent, skin, blend, distance, mtex);
}
extern cvar_t r_modelbrightness;
/*
=================
R_CalcStdAliasLighting
=================
*/
void R_CalcStdAliasLighting (const entity_t *ent, const vec3_t entorigin)
{
int lnum;
vec3_t dist/*, dlight_color*/;
float add, level, radiusmax = 0.0;
//full_light = false;
ambientlight = /*shadelight =*/ R_LightPoint (entorigin);
#if 0
for (lnum = 0 ; lnum < MAX_DLIGHTS ; lnum++)
{
if (cl_dlights[lnum].die < cl.time || !cl_dlights[lnum].radius)
continue;
VectorSubtract (entorigin, cl_dlights[lnum].origin, dist);
// add = cl_dlights[lnum].radius - VectorLength(dist);
add = 1 - VectorLength(dist)/cl_dlights[lnum].radius;
if (add > 0)
{
if (gl_vertexlights.value)
{
if (!radiusmax || cl_dlights[lnum].radius > radiusmax)
{
radiusmax = cl_dlights[lnum].radius;
VectorCopy (cl_dlights[lnum].origin, vertexlight);
}
}
// joe: only allow colorlight affection if dynamic lights are on
if (r_dynamic.value)
{
// VectorCopy (dlightcolor[cl_dlights[lnum].type], dlight_color);
if ((cl_dlights[lnum].type == lt_explosion2) || (cl_dlights[lnum].type == lt_explosion3))
VectorCopy (ExploColor, dlight_color);
else
VectorCopy (bubblecolor[cl_dlights[lnum].type], dlight_color);
// VectorMA (lightcolor, ambientlight * add * 0.7, dlight_color, lightcolor);
VectorMA (lightcolor, add * 0.5, dlight_color, lightcolor);
/* for (i=0 ; i<3 ; i++)
{
// lightcolor[i] += (dlight_color[i] * add) * 2;
// lightcolor[i] += (dlight_color[i] / 255.0) * add;
// lightcolor[i] += dlight_color[i] * add * 0.4;
lightcolor[i] += ambientlight * dlight_color[i] * add * 0.7;
if (lightcolor[i] > 256)
{
switch (i)
{
case 0:
lightcolor[1] = lightcolor[1] - (1 * lightcolor[1]/3);
lightcolor[2] = lightcolor[2] - (1 * lightcolor[2]/3);
break;
case 1:
lightcolor[0] = lightcolor[0] - (1 * lightcolor[0]/3);
lightcolor[2] = lightcolor[2] - (1 * lightcolor[2]/3);
break;
case 2:
lightcolor[1] = lightcolor[1] - (1 * lightcolor[1]/3);
lightcolor[0] = lightcolor[0] - (1 * lightcolor[0]/3);
break;
}
}
// ambientlight += (add*0.75);//<--add this here
// shadelight += (add*0.70);
}
*/
}
// ambientlight += add * ambientlight * 0.7;
ambientlight += add * 0.5;
}
}
#else
if (r_dynamic.value)
{
int numdlights = 0;
//float scale = 0;
vec3_t dlights = {0,0,0};
for (lnum = 0 ; lnum < MAX_DLIGHTS ; lnum++)
{
if (DLIGHT_INACTIVE(&cl_dlights[lnum]) || !cl_dlights[lnum].radius)
continue;
VectorSubtract (entorigin, cl_dlights[lnum].origin, dist);
add = cl_dlights[lnum].radius - VectorLength(dist);
if (add > 0)
{
#ifdef ALIAS_COLOR_DLIGHT
float *dlight_color = cl_dlights[lnum].color;
VectorMA (dlights, add, dlight_color, dlights); // dlights[i] += add*dlight_color[i]
// tone back the red channel a bit:
if (dlight_color[0] > dlight_color[1])
dlights[0] -= 0.25f * add * dlight_color[0];
#else
dlights[0] += add/2.0f;
dlights[1] = dlights[2] = dlights[0];
#endif
if (gl_vertexlights.value)
{
if (!radiusmax || cl_dlights[lnum].radius > radiusmax)