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Xash3DArchive/engine/client/gl_studio.c
2022-06-27 01:15:15 +03:00

2856 lines
74 KiB
C

//=======================================================================
// Copyright XashXT Group 2010 ©
// gl_studio.c - studio model renderer
//=======================================================================
#include "common.h"
#include "client.h"
#include "mathlib.h"
#include "const.h"
#include "r_studioint.h"
#include "studio.h"
#include "pm_local.h"
#include "gl_local.h"
#include "cl_tent.h"
#define EVENT_CLIENT 5000 // less than this value it's a server-side studio events
static vec3_t hullcolor[8] =
{
{ 1.0f, 1.0f, 1.0f },
{ 1.0f, 0.5f, 0.5f },
{ 0.5f, 1.0f, 0.5f },
{ 1.0f, 1.0f, 0.5f },
{ 0.5f, 0.5f, 1.0f },
{ 1.0f, 0.5f, 1.0f },
{ 0.5f, 1.0f, 1.0f },
{ 1.0f, 1.0f, 1.0f },
};
typedef struct studiolight_s
{
vec3_t lightvec; // light vector
vec3_t lightcolor; // ambient light color
vec3_t blightvec[MAXSTUDIOBONES]; // ambient lightvectors per bone
vec3_t dlightvec[MAX_DLIGHTS][MAXSTUDIOBONES];
vec3_t dlightcolor[MAX_DLIGHTS]; // ambient dynamic light colors
vec3_t elightvec[MAX_ELIGHTS][MAXSTUDIOBONES];
vec3_t elightcolor[MAX_ELIGHTS]; // ambient entity light colors
int numdlights;
int numelights;
} studiolight_t;
convar_t *r_studio_lerping;
convar_t *r_studio_lambert;
convar_t *r_drawviewmodel;
convar_t *cl_himodels;
char model_name[64];
static r_studio_interface_t *pStudioDraw;
static float aliasXscale, aliasYscale; // software renderer scale
static matrix3x4 g_aliastransform; // software renderer transform
static matrix3x4 g_rotationmatrix;
static vec2_t g_chrome[MAXSTUDIOVERTS]; // texture coords for surface normals
static matrix3x4 g_bonestransform[MAXSTUDIOBONES];
static matrix3x4 g_lighttransform[MAXSTUDIOBONES];
static matrix3x4 g_rgCachedBonesTransform[MAXSTUDIOBONES];
static matrix3x4 g_rgCachedLightTransform[MAXSTUDIOBONES];
static vec3_t g_chromeright[MAXSTUDIOBONES];// chrome vector "right" in bone reference frames
static vec3_t g_chromeup[MAXSTUDIOBONES]; // chrome vector "up" in bone reference frames
static int g_chromeage[MAXSTUDIOBONES]; // last time chrome vectors were updated
static vec3_t g_xformverts[MAXSTUDIOVERTS];
static vec3_t g_xformnorms[MAXSTUDIOVERTS];
static vec3_t g_lightvalues[MAXSTUDIOVERTS];
static studiolight_t g_studiolight;
char g_nCachedBoneNames[MAXSTUDIOBONES][32];
int g_nCachedBones; // number of bones in cache
int g_nStudioCount; // for chrome update
int g_iRenderMode; // currentmodel rendermode
vec3_t studio_mins, studio_maxs;
float studio_radius;
// global variables
qboolean m_fDoInterp;
mstudiomodel_t *m_pSubModel;
mstudiobodyparts_t *m_pBodyPart;
player_info_t *m_pPlayerInfo;
studiohdr_t *m_pStudioHeader;
float m_flGaitMovement;
int g_nTopColor, g_nBottomColor; // remap colors
int g_nFaceFlags;
/*
====================
R_StudioInit
====================
*/
void R_StudioInit( void )
{
float pixelAspect;
r_studio_lambert = Cvar_Get( "r_studio_lambert", "2", CVAR_ARCHIVE, "bonelighting lambert value" );
r_studio_lerping = Cvar_Get( "r_studio_lerping", "1", CVAR_ARCHIVE, "enables studio animation lerping" );
r_drawviewmodel = Cvar_Get( "r_drawviewmodel", "1", 0, "draw firstperson weapon model" );
cl_himodels = Cvar_Get( "cl_himodels", "1", CVAR_ARCHIVE, "draw high-resolution player models in multiplayer" );
// recalc software X and Y alias scale (this stuff is used only by HL software renderer but who knews...)
pixelAspect = ((float)scr_height->integer / (float)scr_width->integer);
if( scr_width->integer < 640 )
pixelAspect *= (320.0f / 240.0f);
else pixelAspect *= (640.0f / 480.0f);
aliasXscale = (float)scr_width->integer / RI.refdef.fov_y;
aliasYscale = aliasXscale * pixelAspect;
Matrix3x4_LoadIdentity( g_aliastransform );
Matrix3x4_LoadIdentity( g_rotationmatrix );
g_nStudioCount = 0;
}
/*
===============
R_StudioTexName
extract texture filename from modelname
===============
*/
const char *R_StudioTexName( model_t *mod )
{
static char texname[64];
com.strncpy( texname, mod->name, sizeof( texname ));
FS_StripExtension( texname );
com.strncat( texname, "T.mdl", sizeof( texname ));
return texname;
}
/*
================
R_StudioBodyVariations
calc studio body variations
================
*/
static int R_StudioBodyVariations( model_t *mod )
{
studiohdr_t *pstudiohdr;
mstudiobodyparts_t *pbodypart;
int i, count;
pstudiohdr = (studiohdr_t *)Mod_Extradata( mod );
if( !pstudiohdr ) return 0;
count = 1;
pbodypart = (mstudiobodyparts_t *)((byte *)pstudiohdr + pstudiohdr->bodypartindex);
// each body part has nummodels variations so there are as many total variations as there
// are in a matrix of each part by each other part
for( i = 0; i < pstudiohdr->numbodyparts; i++ )
count = count * pbodypart[i].nummodels;
return count;
}
/*
================
R_StudioExtractBbox
Extract bbox from current sequence
================
*/
int R_StudioExtractBbox( studiohdr_t *phdr, int sequence, float *mins, float *maxs )
{
mstudioseqdesc_t *pseqdesc;
pseqdesc = (mstudioseqdesc_t *)((byte *)phdr + phdr->seqindex);
if( sequence == -1 )
return 0;
VectorCopy( pseqdesc[sequence].bbmin, mins );
VectorCopy( pseqdesc[sequence].bbmax, maxs );
return 1;
}
/*
================
R_StudioComputeBBox
Compute a full bounding box for current sequence
================
*/
static qboolean R_StudioComputeBBox( cl_entity_t *e, vec3_t bbox[8] )
{
vec3_t tmp_mins, tmp_maxs;
vec3_t vectors[3], angles, p1, p2;
int i, seq = e->curstate.sequence;
float scale = 1.0f;
if( !R_StudioExtractBbox( m_pStudioHeader, seq, tmp_mins, tmp_maxs ))
return false;
// copy original bbox
VectorCopy( m_pStudioHeader->bbmin, studio_mins );
VectorCopy( m_pStudioHeader->bbmin, studio_mins );
// rotate the bounding box
VectorCopy( e->angles, angles );
if( e->player ) angles[PITCH] = 0; // don't rotate player model, only aim
AngleVectors( angles, vectors[0], vectors[1], vectors[2] );
// compute a full bounding box
for( i = 0; i < 8; i++ )
{
p1[0] = ( i & 1 ) ? tmp_mins[0] : tmp_maxs[0];
p1[1] = ( i & 2 ) ? tmp_mins[1] : tmp_maxs[1];
p1[2] = ( i & 4 ) ? tmp_mins[2] : tmp_maxs[2];
p2[0] = DotProduct( p1, vectors[0] );
p2[1] = DotProduct( p1, vectors[1] );
p2[2] = DotProduct( p1, vectors[2] );
if( bbox ) VectorAdd( p2, e->origin, bbox[i] );
if( p2[0] < studio_mins[0] ) studio_mins[0] = p2[0];
if( p2[0] > studio_maxs[0] ) studio_maxs[0] = p2[0];
if( p2[1] < studio_mins[1] ) studio_mins[1] = p2[1];
if( p2[1] > studio_maxs[1] ) studio_maxs[1] = p2[1];
if( p2[2] < studio_mins[2] ) studio_mins[2] = p2[2];
if( p2[2] > studio_maxs[2] ) studio_maxs[2] = p2[2];
}
if( e->curstate.scale > 0.0f )
scale = e->curstate.scale;
studio_radius = RadiusFromBounds( studio_mins, studio_maxs ) * scale;
return true;
}
/*
===============
pfnGetCurrentEntity
===============
*/
static cl_entity_t *pfnGetCurrentEntity( void )
{
return RI.currententity;
}
/*
===============
pfnPlayerInfo
===============
*/
static player_info_t *pfnPlayerInfo( int index )
{
if( index < 0 || index > cl.maxclients )
return NULL;
return &cl.players[index];
}
/*
===============
pfnGetPlayerState
===============
*/
entity_state_t *R_StudioGetPlayerState( int index )
{
if( index < 0 || index > cl.maxclients )
return NULL;
return &cl.frame.playerstate[index];
}
/*
===============
pfnGetViewEntity
===============
*/
static cl_entity_t *pfnGetViewEntity( void )
{
return &clgame.viewent;
}
/*
===============
pfnGetEngineTimes
===============
*/
static void pfnGetEngineTimes( int *framecount, double *current, double *old )
{
if( framecount ) *framecount = tr.framecount;
if( current ) *current = RI.refdef.time;
if( old ) *old = cl.oldtime;
}
/*
===============
pfnGetViewInfo
===============
*/
static void pfnGetViewInfo( float *origin, float *upv, float *rightv, float *forwardv )
{
if( origin ) VectorCopy( RI.vieworg, origin );
if( forwardv ) VectorCopy( RI.vforward, forwardv );
if( rightv ) VectorCopy( RI.vright, rightv );
if( upv ) VectorCopy( RI.vup, upv );
}
/*
===============
R_GetChromeSprite
===============
*/
static model_t *R_GetChromeSprite( void )
{
if( cls.hChromeSprite <= 0 || cls.hChromeSprite > ( MAX_IMAGES - 1 ))
return NULL; // bad sprite
return &clgame.sprites[cls.hChromeSprite];
}
/*
===============
pfnGetModelCounters
===============
*/
static void pfnGetModelCounters( int **s, int **a )
{
*s = &g_nStudioCount;
*a = &r_stats.c_studio_models_drawn;
}
/*
===============
pfnGetAliasScale
===============
*/
static void pfnGetAliasScale( float *x, float *y )
{
if( x ) *x = aliasXscale;
if( y ) *y = aliasYscale;
}
/*
===============
pfnStudioGetBoneTransform
===============
*/
static float ****pfnStudioGetBoneTransform( void )
{
return (float ****)g_bonestransform;
}
/*
===============
pfnStudioGetLightTransform
===============
*/
static float ****pfnStudioGetLightTransform( void )
{
return (float ****)g_lighttransform;
}
/*
===============
pfnStudioGetAliasTransform
===============
*/
static float ***pfnStudioGetAliasTransform( void )
{
return (float ***)g_aliastransform;
}
/*
===============
pfnStudioGetRotationMatrix
===============
*/
static float ***pfnStudioGetRotationMatrix( void )
{
return (float ***)g_rotationmatrix;
}
/*
====================
CullStudioModel
====================
*/
qboolean R_CullStudioModel( cl_entity_t *e )
{
if( !e->model->cache.data )
return true;
if( e == &clgame.viewent && r_lefthand->integer >= 2 )
return true; // hidden
if( !R_StudioComputeBBox( e, NULL ))
return true; // invalid sequence
return R_CullModel( e, studio_mins, studio_maxs, studio_radius );
}
/*
====================
StudioPlayerBlend
====================
*/
void R_StudioPlayerBlend( mstudioseqdesc_t *pseqdesc, int *pBlend, float *pPitch )
{
// calc up/down pointing
*pBlend = (*pPitch * 3);
if( *pBlend < pseqdesc->blendstart[0] )
{
*pPitch -= pseqdesc->blendstart[0] / 3.0f;
*pBlend = 0;
}
else if( *pBlend > pseqdesc->blendend[0] )
{
*pPitch -= pseqdesc->blendend[0] / 3.0f;
*pBlend = 255;
}
else
{
if( pseqdesc->blendend[0] - pseqdesc->blendstart[0] < 0.1f ) // catch qc error
*pBlend = 127;
else *pBlend = 255.0f * (*pBlend - pseqdesc->blendstart[0]) / (pseqdesc->blendend[0] - pseqdesc->blendstart[0]);
*pPitch = 0;
}
}
/*
====================
StudioSetUpTransform
====================
*/
void R_StudioSetUpTransform( cl_entity_t *e )
{
vec3_t origin, angles;
float scale = 1.0f;
VectorCopy( e->origin, origin );
VectorCopy( e->angles, angles );
// interpolate monsters position
if( e->curstate.movetype == MOVETYPE_STEP )
{
float d, f = 0.0f;
int i;
// don't do it if the goalstarttime hasn't updated in a while.
// NOTE: Because we need to interpolate multiplayer characters, the interpolation time limit
// was increased to 1.0 s., which is 2x the max lag we are accounting for.
if( m_fDoInterp && ( RI.refdef.time < e->curstate.animtime + 1.0f ) && ( e->curstate.animtime != e->latched.prevanimtime ))
{
f = ( RI.refdef.time - e->curstate.animtime ) / ( e->curstate.animtime - e->latched.prevanimtime );
// Msg( "%4.2f %.2f %.2f\n", f, e->curstate.animtime, RI.refdef.time );
}
if( m_fDoInterp )
{
// ugly hack to interpolate angle, position.
// current is reached 0.1 seconds after being set
f = f - 1.0f;
}
origin[0] += ( e->curstate.origin[0] - e->latched.prevorigin[0] ) * f;
origin[1] += ( e->curstate.origin[1] - e->latched.prevorigin[1] ) * f;
origin[2] += ( e->curstate.origin[2] - e->latched.prevorigin[2] ) * f;
for( i = 0; i < 3; i++ )
{
float ang1, ang2;
ang1 = e->curstate.angles[i];
ang2 = e->latched.prevangles[i];
d = ang1 - ang2;
if( d > 180 ) d -= 360;
else if( d < -180 ) d += 360;
angles[i] += d * f;
}
}
// stupid Half-Life bug
angles[PITCH] = -angles[PITCH];
// don't rotate clients, only aim
if( e->player ) angles[PITCH] = 0;
if( clgame.movevars.studio_scale && e->curstate.scale > 0.0f )
scale = e->curstate.scale;
Matrix3x4_CreateFromEntity( g_rotationmatrix, angles, origin, scale );
if( e == &clgame.viewent && r_lefthand->integer == 1 )
{
// inverse the right vector
g_rotationmatrix[0][1] = -g_rotationmatrix[0][1];
g_rotationmatrix[1][1] = -g_rotationmatrix[1][1];
g_rotationmatrix[2][1] = -g_rotationmatrix[2][1];
}
}
/*
====================
StudioEstimateFrame
====================
*/
float R_StudioEstimateFrame( cl_entity_t *e, mstudioseqdesc_t *pseqdesc )
{
double dfdt, f;
if( m_fDoInterp )
{
if( RI.refdef.time < e->curstate.animtime ) dfdt = 0;
else dfdt = (RI.refdef.time - e->curstate.animtime) * e->curstate.framerate * pseqdesc->fps;
}
else dfdt = 0;
if( pseqdesc->numframes <= 1 ) f = 0.0;
else f = (e->curstate.frame * (pseqdesc->numframes - 1)) / 256.0;
f += dfdt;
if( pseqdesc->flags & STUDIO_LOOPING )
{
if( pseqdesc->numframes > 1 )
f -= (int)(f / (pseqdesc->numframes - 1)) * (pseqdesc->numframes - 1);
if( f < 0 ) f += (pseqdesc->numframes - 1);
}
else
{
if( f >= pseqdesc->numframes - 1.001 )
f = pseqdesc->numframes - 1.001;
if( f < 0.0 ) f = 0.0;
}
return f;
}
/*
====================
StudioEstimateInterpolant
====================
*/
float R_StudioEstimateInterpolant( cl_entity_t *e )
{
float dadt = 1.0f;
if( m_fDoInterp && ( e->curstate.animtime >= e->latched.prevanimtime + 0.01f ))
{
dadt = ( RI.refdef.time - e->curstate.animtime ) / 0.1f;
if( dadt > 2.0f ) dadt = 2.0f;
}
return dadt;
}
/*
====================
StudioGetAnim
====================
*/
mstudioanim_t *R_StudioGetAnim( model_t *m_pSubModel, mstudioseqdesc_t *pseqdesc )
{
mstudioseqgroup_t *pseqgroup;
cache_user_t *paSequences;
size_t filesize;
byte *buf;
ASSERT( m_pSubModel );
pseqgroup = (mstudioseqgroup_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqgroupindex) + pseqdesc->seqgroup;
if( pseqdesc->seqgroup == 0 )
return (mstudioanim_t *)((byte *)m_pStudioHeader + pseqgroup->data + pseqdesc->animindex);
paSequences = (cache_user_t *)m_pSubModel->submodels;
if( paSequences == NULL )
{
paSequences = (cache_user_t *)Mem_Alloc( com_studiocache, MAXSTUDIOGROUPS * sizeof( cache_user_t ));
m_pSubModel->submodels = (void *)paSequences;
}
// check for already loaded
if( !Mod_CacheCheck(( cache_user_t *)&( paSequences[pseqdesc->seqgroup] )))
{
string filepath, modelname, modelpath;
FS_FileBase( m_pSubModel->name, modelname );
FS_ExtractFilePath( m_pSubModel->name, modelpath );
com.snprintf( filepath, sizeof( filepath ), "%s/%s%i%i.mdl", modelpath, modelname, pseqdesc->seqgroup / 10, pseqdesc->seqgroup % 10 );
buf = FS_LoadFile( filepath, &filesize );
if( !buf || !filesize ) Host_Error( "StudioGetAnim: can't load %s\n", filepath );
if( IDSEQGRPHEADER != *(uint *)buf )
Host_Error( "StudioGetAnim: %s is corrupted\n", filepath );
MsgDev( D_INFO, "loading: %s\n", filepath );
paSequences[pseqdesc->seqgroup].data = Mem_Alloc( com_studiocache, filesize );
Mem_Copy( paSequences[pseqdesc->seqgroup].data, buf, filesize );
Mem_Free( buf );
}
return (mstudioanim_t *)((byte *)paSequences[pseqdesc->seqgroup].data + pseqdesc->animindex);
}
/*
====================
StudioFxTransform
====================
*/
void R_StudioFxTransform( cl_entity_t *ent, matrix3x4 transform )
{
switch( ent->curstate.renderfx )
{
case kRenderFxDistort:
case kRenderFxHologram:
if( !Com_RandomLong( 0, 49 ))
{
int axis = Com_RandomLong( 0, 1 );
if( axis == 1 ) axis = 2; // choose between x & z
VectorScale( transform[axis], Com_RandomFloat( 1.0f, 1.484f ), transform[axis] );
}
else if( !Com_RandomLong( 0, 49 ))
{
float offset;
int axis = Com_RandomLong( 0, 1 );
if( axis == 1 ) axis = 2; // choose between x & z
offset = Com_RandomFloat( -10, 10 );
transform[Com_RandomLong( 0, 2 )][3] += offset;
}
break;
case kRenderFxExplode:
{
float scale;
scale = 1.0f + ( RI.refdef.time - ent->curstate.animtime ) * 10.0f;
if( scale > 2 ) scale = 2; // don't blow up more than 200%
transform[0][1] *= scale;
transform[1][1] *= scale;
transform[2][1] *= scale;
}
break;
}
}
/*
====================
StudioCalcBoneAdj
====================
*/
void R_StudioCalcBoneAdj( float dadt, float *adj, const byte *pcontroller1, const byte *pcontroller2, byte mouthopen )
{
int i, j;
float value;
mstudiobonecontroller_t *pbonecontroller;
pbonecontroller = (mstudiobonecontroller_t *)((byte *)m_pStudioHeader + m_pStudioHeader->bonecontrollerindex);
for (j = 0; j < m_pStudioHeader->numbonecontrollers; j++)
{
i = pbonecontroller[j].index;
if( i == STUDIO_MOUTH )
{
// mouth hardcoded at controller 4
value = mouthopen / 64.0f;
if( value > 1.0f ) value = 1.0f;
value = (1.0f - value) * pbonecontroller[j].start + value * pbonecontroller[j].end;
}
else if( i <= MAXSTUDIOCONTROLLERS )
{
// check for 360% wrapping
if( pbonecontroller[j].type & STUDIO_RLOOP )
{
if( abs( pcontroller1[i] - pcontroller2[i] ) > 128 )
{
float a, b;
a = fmod(( pcontroller1[j] + 128 ), 256 );
b = fmod(( pcontroller2[j] + 128 ), 256 );
value = ((a * dadt) + (b * (1 - dadt)) - 128) * (360.0f / 256.0f) + pbonecontroller[j].start;
}
else
{
value = ((pcontroller1[i] * dadt + (pcontroller2[i]) * (1.0f - dadt))) * (360.0f / 256.0f) + pbonecontroller[j].start;
}
}
else
{
value = (pcontroller1[i] * dadt + pcontroller2[i] * (1.0f - dadt)) / 255.0f;
value = bound( 0.0f, value, 1.0f );
value = (1.0f - value) * pbonecontroller[j].start + value * pbonecontroller[j].end;
}
}
switch( pbonecontroller[j].type & STUDIO_TYPES )
{
case STUDIO_XR:
case STUDIO_YR:
case STUDIO_ZR:
adj[j] = value * (M_PI / 180.0);
break;
case STUDIO_X:
case STUDIO_Y:
case STUDIO_Z:
adj[j] = value;
break;
}
}
}
/*
====================
StudioCalcBoneQuaterion
====================
*/
void R_StudioCalcBoneQuaterion( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, float *adj, vec4_t q )
{
int j, k;
vec4_t q1, q2;
vec3_t angle1, angle2;
mstudioanimvalue_t *panimvalue;
for( j = 0; j < 3; j++ )
{
if( panim->offset[j+3] == 0 )
{
angle2[j] = angle1[j] = pbone->value[j+3]; // default;
}
else
{
panimvalue = (mstudioanimvalue_t *)((byte *)panim + panim->offset[j+3]);
k = frame;
// debug
if( panimvalue->num.total < panimvalue->num.valid )
k = 0;
while( panimvalue->num.total <= k )
{
k -= panimvalue->num.total;
panimvalue += panimvalue->num.valid + 1;
// debug
if( panimvalue->num.total < panimvalue->num.valid )
k = 0;
}
// bah, missing blend!
if( panimvalue->num.valid > k )
{
angle1[j] = panimvalue[k+1].value;
if( panimvalue->num.valid > k + 1 )
{
angle2[j] = panimvalue[k+2].value;
}
else
{
if( panimvalue->num.total > k + 1 )
angle2[j] = angle1[j];
else angle2[j] = panimvalue[panimvalue->num.valid+2].value;
}
}
else
{
angle1[j] = panimvalue[panimvalue->num.valid].value;
if( panimvalue->num.total > k + 1 )
{
angle2[j] = angle1[j];
}
else
{
angle2[j] = panimvalue[panimvalue->num.valid + 2].value;
}
}
angle1[j] = pbone->value[j+3] + angle1[j] * pbone->scale[j+3];
angle2[j] = pbone->value[j+3] + angle2[j] * pbone->scale[j+3];
}
if( pbone->bonecontroller[j+3] != -1 )
{
angle1[j] += adj[pbone->bonecontroller[j+3]];
angle2[j] += adj[pbone->bonecontroller[j+3]];
}
}
if( !VectorCompare( angle1, angle2 ))
{
AngleQuaternion( angle1, q1 );
AngleQuaternion( angle2, q2 );
QuaternionSlerp( q1, q2, s, q );
}
else
{
AngleQuaternion( angle1, q );
}
}
/*
====================
StudioCalcBonePosition
====================
*/
void R_StudioCalcBonePosition( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, vec3_t adj, vec3_t pos )
{
mstudioanimvalue_t *panimvalue;
int j, k;
for( j = 0; j < 3; j++ )
{
pos[j] = pbone->value[j]; // default;
if( panim->offset[j] != 0 )
{
panimvalue = (mstudioanimvalue_t *)((byte *)panim + panim->offset[j]);
k = frame;
// debug
if( panimvalue->num.total < panimvalue->num.valid )
k = 0;
// find span of values that includes the frame we want
while( panimvalue->num.total <= k )
{
k -= panimvalue->num.total;
panimvalue += panimvalue->num.valid + 1;
// debug
if( panimvalue->num.total < panimvalue->num.valid )
k = 0;
}
// if we're inside the span
if( panimvalue->num.valid > k )
{
// and there's more data in the span
if( panimvalue->num.valid > k + 1 )
pos[j] += (panimvalue[k+1].value * (1.0f - s) + s * panimvalue[k+2].value) * pbone->scale[j];
else pos[j] += panimvalue[k+1].value * pbone->scale[j];
}
else
{
// are we at the end of the repeating values section and there's another section with data?
if( panimvalue->num.total <= k + 1 )
pos[j] += (panimvalue[panimvalue->num.valid].value * (1.0f - s) + s * panimvalue[panimvalue->num.valid + 2].value) * pbone->scale[j];
else pos[j] += panimvalue[panimvalue->num.valid].value * pbone->scale[j];
}
}
if( pbone->bonecontroller[j] != -1 && adj )
pos[j] += adj[pbone->bonecontroller[j]];
}
}
/*
====================
StudioSlerpBones
====================
*/
void R_StudioSlerpBones( vec4_t q1[], float pos1[][3], vec4_t q2[], float pos2[][3], float s )
{
int i;
vec4_t q3;
float s1;
s = bound( 0.0f, s, 1.0f );
s1 = 1.0f - s; // backlerp
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
QuaternionSlerp( q1[i], q2[i], s, q3 );
q1[i][0] = q3[0];
q1[i][1] = q3[1];
q1[i][2] = q3[2];
q1[i][3] = q3[3];
pos1[i][0] = pos1[i][0] * s1 + pos2[i][0] * s;
pos1[i][1] = pos1[i][1] * s1 + pos2[i][1] * s;
pos1[i][2] = pos1[i][2] * s1 + pos2[i][2] * s;
}
}
/*
====================
StudioCalcRotations
====================
*/
void R_StudioCalcRotations( cl_entity_t *e, float pos[][3], vec4_t *q, mstudioseqdesc_t *pseqdesc, mstudioanim_t *panim, float f )
{
int i, frame;
mstudiobone_t *pbone;
float adj[MAXSTUDIOCONTROLLERS];
float s, dadt;
if( f > pseqdesc->numframes - 1 )
{
f = 0.0f; // bah, fix this bug with changing sequences too fast
}
else if( f < -0.01f )
{
// BUGBUG ( somewhere else ) but this code should validate this data.
// this could cause a crash if the frame # is negative, so we'll go ahead
// and clamp it here
MsgDev( D_ERROR, "StudioCalcRotations: f = %g\n", f );
f = -0.01f;
}
frame = (int)f;
dadt = R_StudioEstimateInterpolant( e );
s = (f - frame);
// add in programtic controllers
pbone = (mstudiobone_t *)((byte *)m_pStudioHeader + m_pStudioHeader->boneindex);
R_StudioCalcBoneAdj( dadt, adj, e->curstate.controller, e->latched.prevcontroller, e->mouth.mouthopen );
for( i = 0; i < m_pStudioHeader->numbones; i++, pbone++, panim++ )
{
R_StudioCalcBoneQuaterion( frame, s, pbone, panim, adj, q[i] );
R_StudioCalcBonePosition( frame, s, pbone, panim, adj, pos[i] );
}
if( pseqdesc->motiontype & STUDIO_X ) pos[pseqdesc->motionbone][0] = 0.0f;
if( pseqdesc->motiontype & STUDIO_Y ) pos[pseqdesc->motionbone][1] = 0.0f;
if( pseqdesc->motiontype & STUDIO_Z ) pos[pseqdesc->motionbone][2] = 0.0f;
s = 0 * ((1.0f - (f - (int)(f))) / (pseqdesc->numframes)) * e->curstate.framerate;
if( pseqdesc->motiontype & STUDIO_LX ) pos[pseqdesc->motionbone][0] += s * pseqdesc->linearmovement[0];
if( pseqdesc->motiontype & STUDIO_LY ) pos[pseqdesc->motionbone][1] += s * pseqdesc->linearmovement[1];
if( pseqdesc->motiontype & STUDIO_LZ ) pos[pseqdesc->motionbone][2] += s * pseqdesc->linearmovement[2];
}
/*
====================
StudioMergeBones
====================
*/
void R_StudioMergeBones( cl_entity_t *e, model_t *m_pSubModel )
{
int i, j;
mstudiobone_t *pbones;
mstudioseqdesc_t *pseqdesc;
mstudioanim_t *panim;
matrix3x4 bonematrix;
static vec4_t q[MAXSTUDIOBONES];
static float pos[MAXSTUDIOBONES][3];
double f;
if( e->curstate.sequence >= m_pStudioHeader->numseq )
e->curstate.sequence = 0;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + e->curstate.sequence;
f = R_StudioEstimateFrame( e, pseqdesc );
panim = R_StudioGetAnim( m_pSubModel, pseqdesc );
R_StudioCalcRotations( e, pos, q, pseqdesc, panim, f );
pbones = (mstudiobone_t *)((byte *)m_pStudioHeader + m_pStudioHeader->boneindex);
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
for( j = 0; j < g_nCachedBones; j++ )
{
if( !com.stricmp( pbones[i].name, g_nCachedBoneNames[j] ))
{
Matrix3x4_Copy( g_bonestransform[i], g_rgCachedBonesTransform[j] );
Matrix3x4_Copy( g_lighttransform[i], g_rgCachedLightTransform[j] );
break;
}
}
if( j >= g_nCachedBones )
{
Matrix3x4_FromOriginQuat( bonematrix, q[i], pos[i] );
if( pbones[i].parent == -1 )
{
Matrix3x4_ConcatTransforms( g_bonestransform[i], g_rotationmatrix, bonematrix );
Matrix3x4_Copy( g_lighttransform[i], g_bonestransform[i] );
// apply client-side effects to the transformation matrix
R_StudioFxTransform( e, g_bonestransform[i] );
}
else
{
Matrix3x4_ConcatTransforms( g_bonestransform[i], g_bonestransform[pbones[i].parent], bonematrix );
Matrix3x4_ConcatTransforms( g_lighttransform[i], g_lighttransform[pbones[i].parent], bonematrix );
}
}
}
}
/*
====================
StudioSetupBones
====================
*/
void R_StudioSetupBones( cl_entity_t *e )
{
double f;
mstudiobone_t *pbones;
mstudioseqdesc_t *pseqdesc;
mstudioanim_t *panim;
matrix3x4 bonematrix;
static vec3_t pos[MAXSTUDIOBONES];
static vec4_t q[MAXSTUDIOBONES];
static vec3_t pos2[MAXSTUDIOBONES];
static vec4_t q2[MAXSTUDIOBONES];
static vec3_t pos3[MAXSTUDIOBONES];
static vec4_t q3[MAXSTUDIOBONES];
static vec3_t pos4[MAXSTUDIOBONES];
static vec4_t q4[MAXSTUDIOBONES];
int i;
if( e->curstate.sequence >= m_pStudioHeader->numseq )
e->curstate.sequence = 0;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + e->curstate.sequence;
f = R_StudioEstimateFrame( e, pseqdesc );
panim = R_StudioGetAnim( e->model, pseqdesc );
R_StudioCalcRotations( e, pos, q, pseqdesc, panim, f );
if( pseqdesc->numblends > 1 )
{
float s;
float dadt;
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos2, q2, pseqdesc, panim, f );
dadt = R_StudioEstimateInterpolant( e );
s = (e->curstate.blending[0] * dadt + e->latched.prevblending[0] * (1.0f - dadt)) / 255.0f;
R_StudioSlerpBones( q, pos, q2, pos2, s );
if( pseqdesc->numblends == 4 )
{
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos3, q3, pseqdesc, panim, f );
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos4, q4, pseqdesc, panim, f );
s = (e->curstate.blending[0] * dadt + e->latched.prevblending[0] * (1.0f - dadt)) / 255.0f;
R_StudioSlerpBones( q3, pos3, q4, pos4, s );
s = (e->curstate.blending[1] * dadt + e->latched.prevblending[1] * (1.0f - dadt)) / 255.0f;
R_StudioSlerpBones( q, pos, q3, pos3, s );
}
}
if( m_fDoInterp && e->latched.sequencetime && ( e->latched.sequencetime + 0.2f > RI.refdef.time) && ( e->latched.prevsequence < m_pStudioHeader->numseq ))
{
// blend from last sequence
static vec3_t pos1b[MAXSTUDIOBONES];
static vec4_t q1b[MAXSTUDIOBONES];
float s;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + e->latched.prevsequence;
panim = R_StudioGetAnim( e->model, pseqdesc );
// clip prevframe
R_StudioCalcRotations( e, pos1b, q1b, pseqdesc, panim, e->latched.prevframe );
if( pseqdesc->numblends > 1 )
{
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos2, q2, pseqdesc, panim, e->latched.prevframe );
s = (e->latched.prevseqblending[0]) / 255.0f;
R_StudioSlerpBones( q1b, pos1b, q2, pos2, s );
if( pseqdesc->numblends == 4 )
{
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos3, q3, pseqdesc, panim, e->latched.prevframe );
panim += m_pStudioHeader->numbones;
R_StudioCalcRotations( e, pos4, q4, pseqdesc, panim, e->latched.prevframe );
s = (e->latched.prevseqblending[0]) / 255.0f;
R_StudioSlerpBones( q3, pos3, q4, pos4, s );
s = (e->latched.prevseqblending[1]) / 255.0f;
R_StudioSlerpBones( q1b, pos1b, q3, pos3, s );
}
}
s = 1.0f - ( RI.refdef.time - e->latched.sequencetime ) / 0.2f;
R_StudioSlerpBones( q, pos, q1b, pos1b, s );
}
else
{
// store prevframe otherwise
e->latched.prevframe = f;
}
pbones = (mstudiobone_t *)((byte *)m_pStudioHeader + m_pStudioHeader->boneindex);
// calc gait animation
if( m_pPlayerInfo && m_pPlayerInfo->gaitsequence != 0 )
{
if( m_pPlayerInfo->gaitsequence >= m_pStudioHeader->numseq )
m_pPlayerInfo->gaitsequence = 0;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + m_pPlayerInfo->gaitsequence;
panim = R_StudioGetAnim( e->model, pseqdesc );
R_StudioCalcRotations( e, pos2, q2, pseqdesc, panim, m_pPlayerInfo->gaitframe );
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
if( !com.strcmp( pbones[i].name, "Bip01 Spine" ))
break;
VectorCopy( pos2[i], pos[i] );
Vector4Copy( q2[i], q[i] );
}
}
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
Matrix3x4_FromOriginQuat( bonematrix, q[i], pos[i] );
if( pbones[i].parent == -1 )
{
Matrix3x4_ConcatTransforms( g_bonestransform[i], g_rotationmatrix, bonematrix );
Matrix3x4_Copy( g_lighttransform[i], g_bonestransform[i] );
// apply client-side effects to the transformation matrix
R_StudioFxTransform( e, g_bonestransform[i] );
}
else
{
Matrix3x4_ConcatTransforms( g_bonestransform[i], g_bonestransform[pbones[i].parent], bonematrix );
Matrix3x4_ConcatTransforms( g_lighttransform[i], g_lighttransform[pbones[i].parent], bonematrix );
}
}
}
/*
====================
StudioSaveBones
====================
*/
static void R_StudioSaveBones( void )
{
mstudiobone_t *pbones;
int i;
pbones = (mstudiobone_t *)((byte *)m_pStudioHeader + m_pStudioHeader->boneindex);
g_nCachedBones = m_pStudioHeader->numbones;
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
strcpy( g_nCachedBoneNames[i], pbones[i].name );
Matrix3x4_Copy( g_rgCachedBonesTransform[i], g_bonestransform[i] );
Matrix3x4_Copy( g_rgCachedLightTransform[i], g_lighttransform[i] );
}
}
/*
====================
StudioSetupChrome
====================
*/
void R_StudioSetupChrome( float *pchrome, int bone, vec3_t normal )
{
float n;
if( g_chromeage[bone] != g_nStudioCount )
{
// calculate vectors from the viewer to the bone. This roughly adjusts for position
vec3_t chromeupvec; // g_chrome t vector in world reference frame
vec3_t chromerightvec; // g_chrome s vector in world reference frame
vec3_t tmp; // vector pointing at bone in world reference frame
VectorScale( RI.currententity->origin, -1, tmp );
tmp[0] += g_bonestransform[bone][0][3];
tmp[1] += g_bonestransform[bone][1][3];
tmp[2] += g_bonestransform[bone][2][3];
VectorNormalize( tmp );
if( g_nFaceFlags & STUDIO_NF_CHROME )
{
float angle = anglemod( RI.refdef.time * 40 );
RotatePointAroundVector( chromeupvec, tmp, RI.vright, angle - 180 );
RotatePointAroundVector( chromerightvec, chromeupvec, RI.vright, 180 + angle );
}
else
{
CrossProduct( tmp, RI.vright, chromeupvec );
VectorNormalize( chromeupvec );
CrossProduct( tmp, chromeupvec, chromerightvec );
VectorNormalize( chromerightvec );
}
Matrix3x4_VectorIRotate( g_bonestransform[bone], chromeupvec, g_chromeup[bone] );
Matrix3x4_VectorIRotate( g_bonestransform[bone], chromerightvec, g_chromeright[bone] );
g_chromeage[bone] = g_nStudioCount;
}
// calc s coord
n = DotProduct( normal, g_chromeright[bone] );
pchrome[0] = (n + 1.0f) * 32.0f;
// calc t coord
n = DotProduct( normal, g_chromeup[bone] );
pchrome[1] = (n + 1.0f) * 32.0f;
}
/*
====================
StudioCalcAttachments
====================
*/
static void R_StudioCalcAttachments( void )
{
mstudioattachment_t *pAtt;
vec3_t forward, bonepos;
vec3_t localOrg, localAng;
int i;
if( m_pStudioHeader->numattachments <= 0 )
{
// clear attachments
for( i = 0; i < MAXSTUDIOATTACHMENTS; i++ )
VectorClear( RI.currententity->attachment[i] );
return;
}
else if( m_pStudioHeader->numattachments > MAXSTUDIOATTACHMENTS )
{
m_pStudioHeader->numattachments = MAXSTUDIOATTACHMENTS; // reduce it
MsgDev( D_WARN, "R_StudioCalcAttahments: too many attachments on %s\n", RI.currentmodel->name );
}
// calculate attachment points
pAtt = (mstudioattachment_t *)((byte *)m_pStudioHeader + m_pStudioHeader->attachmentindex);
for( i = 0; i < m_pStudioHeader->numattachments; i++ )
{
Matrix3x4_VectorTransform( g_lighttransform[pAtt[i].bone], pAtt[i].org, RI.currententity->attachment[i] );
VectorSubtract( RI.currententity->attachment[i], RI.currententity->origin, localOrg );
Matrix3x4_OriginFromMatrix( g_lighttransform[pAtt[i].bone], bonepos );
VectorSubtract( localOrg, bonepos, forward ); // make forward
VectorNormalizeFast( forward );
VectorAngles( forward, localAng );
}
}
/*
===============
pfnStudioSetupModel
===============
*/
static void R_StudioSetupModel( int bodypart, void **ppbodypart, void **ppsubmodel )
{
int index;
if( bodypart > m_pStudioHeader->numbodyparts )
bodypart = 0;
m_pBodyPart = (mstudiobodyparts_t *)((byte *)m_pStudioHeader + m_pStudioHeader->bodypartindex) + bodypart;
index = RI.currententity->curstate.body / m_pBodyPart->base;
index = index % m_pBodyPart->nummodels;
m_pSubModel = (mstudiomodel_t *)((byte *)m_pStudioHeader + m_pBodyPart->modelindex) + index;
if( ppbodypart ) *ppbodypart = m_pBodyPart;
if( ppsubmodel ) *ppsubmodel = m_pSubModel;
}
/*
===============
R_StudioCheckBBox
===============
*/
static int R_StudioCheckBBox( void )
{
if( R_CullStudioModel( RI.currententity ))
return false;
return true;
}
/*
===============
R_StudioDynamicLight
===============
*/
void R_StudioDynamicLight( cl_entity_t *ent, alight_t *lightinfo )
{
uint lnum, i;
studiolight_t *plight;
float dist, radius2;
vec3_t direction;
dlight_t *dl;
if( !ent || !ent->model || !r_dynamic->integer )
return;
plight = &g_studiolight;
plight->numdlights = 0; // clear previous dlights
for( lnum = 0, dl = cl_dlights; lnum < MAX_DLIGHTS; lnum++, dl++ )
{
if( dl->die < RI.refdef.time || !dl->radius )
continue;
VectorSubtract( dl->origin, ent->origin, direction );
dist = VectorLength( direction );
if( !dist || dist > dl->radius + ent->model->radius )
continue;
radius2 = dl->radius * dl->radius; // squared radius
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
vec3_t vec, org;
float dist, atten;
Matrix3x4_OriginFromMatrix( g_lighttransform[i], org );
VectorSubtract( org, dl->origin, vec );
dist = DotProduct( vec, vec );
atten = (dist / radius2 - 1) * -1;
if( atten < 0 ) atten = 0;
dist = sqrt( dist );
if( dist )
{
dist = 1.0f / dist;
VectorScale( vec, dist, vec );
}
Matrix3x4_VectorIRotate( g_lighttransform[i], vec, plight->dlightvec[plight->numdlights][i] );
VectorScale( plight->dlightvec[plight->numdlights][i], atten, plight->dlightvec[plight->numdlights][i] );
}
plight->dlightcolor[plight->numdlights][0] = dl->color.r * (1.0f / 255.0f);
plight->dlightcolor[plight->numdlights][1] = dl->color.g * (1.0f / 255.0f);
plight->dlightcolor[plight->numdlights][2] = dl->color.b * (1.0f / 255.0f);
plight->numdlights++;
}
}
/*
===============
pfnStudioEntityLight
===============
*/
void R_StudioEntityLight( alight_t *lightinfo )
{
uint lnum, i;
studiolight_t *plight;
float dist, radius2;
vec3_t direction;
cl_entity_t *ent;
dlight_t *el;
ent = RI.currententity;
if( !ent || !ent->model || !r_dynamic->integer )
return;
plight = &g_studiolight;
plight->numelights = 0; // clear previous elights
for( lnum = 0, el = cl_elights; lnum < MAX_ELIGHTS; lnum++, el++ )
{
if( el->die < RI.refdef.time || !el->radius )
continue;
VectorSubtract( el->origin, ent->origin, direction );
dist = VectorLength( direction );
if( !dist || dist > el->radius + ent->model->radius )
continue;
radius2 = el->radius * el->radius; // squared radius
for( i = 0; i < m_pStudioHeader->numbones; i++ )
{
vec3_t vec, org;
float dist, atten;
Matrix3x4_OriginFromMatrix( g_lighttransform[i], org );
VectorSubtract( org, el->origin, vec );
dist = DotProduct( vec, vec );
atten = (dist / radius2 - 1) * -1;
if( atten < 0 ) atten = 0;
dist = sqrt( dist );
if( dist )
{
dist = 1.0f / dist;
VectorScale( vec, dist, vec );
}
Matrix3x4_VectorIRotate( g_lighttransform[i], vec, plight->elightvec[plight->numelights][i] );
VectorScale( plight->elightvec[plight->numelights][i], atten, plight->elightvec[plight->numelights][i] );
}
plight->elightcolor[plight->numelights][0] = el->color.r * (1.0f / 255.0f);
plight->elightcolor[plight->numelights][1] = el->color.g * (1.0f / 255.0f);
plight->elightcolor[plight->numelights][2] = el->color.b * (1.0f / 255.0f);
plight->numelights++;
}
}
/*
===============
R_StudioSetupLighting
===============
*/
void R_StudioSetupLighting( alight_t *lightinfo )
{
studiolight_t *plight;
qboolean invLight;
color24 ambient;
cl_entity_t *ent;
int i;
plight = &g_studiolight;
ent = RI.currententity;
if( !ent ) return;
// setup ambient lighting
invLight = (RI.currententity->curstate.effects & EF_INVLIGHT) ? true : false;
R_LightForPoint( ent->origin, &ambient, invLight, 0.0f ); // we already handle dynamic lights
plight->lightcolor[0] = ambient.r * (1.0f / 255.0f);
plight->lightcolor[1] = ambient.g * (1.0f / 255.0f);
plight->lightcolor[2] = ambient.b * (1.0f / 255.0f);
VectorCopy( plight->lightcolor, lightinfo->color );
lightinfo->ambientlight = (ambient.r + ambient.g + ambient.b) / 3;
// setup light dir
R_LightDir( ent->origin, plight->lightvec, ent->model->radius );
VectorCopy( plight->lightvec, lightinfo->plightvec );
for( i = 0; i < m_pStudioHeader->numbones; i++ )
Matrix3x4_VectorIRotate( g_lighttransform[i], plight->lightvec, plight->blightvec[i] );
}
/*
===============
R_StudioLighting
===============
*/
void R_StudioLighting( float *lv, int bone, int flags, vec3_t normal )
{
float max;
float ambient;
vec3_t illum;
studiolight_t *plight;
if( !RI.drawWorld || RI.currententity->curstate.effects & EF_FULLBRIGHT )
{
VectorSet( lv, 1.0f, 1.0f, 1.0f );
return;
}
plight = &g_studiolight;
ambient = max( 0.1f, r_lighting_ambient->value ); // to avoid divison by zero
VectorScale( plight->lightcolor, ambient, illum );
if( flags & STUDIO_NF_FLATSHADE )
{
VectorMA( illum, 0.8f, plight->lightcolor, illum );
}
else
{
float r, lightcos;
int i;
lightcos = DotProduct( normal, plight->blightvec[bone] ); // -1 colinear, 1 opposite
if( lightcos > 1.0f ) lightcos = 1;
VectorAdd( illum, plight->lightcolor, illum );
r = r_studio_lambert->value;
if( r < 1.0f ) r = 1.0f;
lightcos = (lightcos + ( r - 1.0f )) / r; // do modified hemispherical lighting
if( lightcos > 0.0f ) VectorMA( illum, -lightcos, plight->lightcolor, illum );
if( illum[0] <= 0 ) illum[0] = 0;
if( illum[1] <= 0 ) illum[1] = 0;
if( illum[2] <= 0 ) illum[2] = 0;
// now add all dynamic lights
for( i = 0; i < plight->numdlights; i++)
{
lightcos = -DotProduct( normal, plight->dlightvec[i][bone] );
if( lightcos > 0 ) VectorMA( illum, lightcos, plight->dlightcolor[i], illum );
}
// now add all entity lights
for( i = 0; i < plight->numelights; i++)
{
lightcos = -DotProduct( normal, plight->elightvec[i][bone] );
if( lightcos > 0 ) VectorMA( illum, lightcos, plight->elightcolor[i], illum );
}
}
max = VectorMax( illum );
if( max > 1.0f )
VectorScale( illum, ( 1.0f / max ), lv );
else VectorCopy( illum, lv );
}
/*
===============
R_StudioSetupSkin
===============
*/
static void R_StudioSetupSkin( mstudiotexture_t *ptexture, int index )
{
short *pskinref;
int m_skinnum;
m_skinnum = RI.currententity->curstate.skin;
pskinref = (short *)((byte *)m_pStudioHeader + m_pStudioHeader->skinindex);
if( m_skinnum != 0 && m_skinnum < m_pStudioHeader->numskinfamilies )
pskinref += (m_skinnum * m_pStudioHeader->numskinref);
GL_Bind( GL_TEXTURE0, ptexture[pskinref[index]].index );
}
/*
===============
R_StudioDrawPoints
===============
*/
static void R_StudioDrawPoints( void )
{
int i, j, flags, m_skinnum;
byte *pvertbone;
byte *pnormbone;
vec3_t *pstudioverts;
vec3_t *pstudionorms;
mstudiotexture_t *ptexture;
mstudiomesh_t *pmesh;
short *pskinref;
float *av, *lv;
if( RI.currententity->curstate.renderfx == kRenderFxGlowShell )
g_nStudioCount++;
m_skinnum = RI.currententity->curstate.skin;
pvertbone = ((byte *)m_pStudioHeader + m_pSubModel->vertinfoindex);
pnormbone = ((byte *)m_pStudioHeader + m_pSubModel->norminfoindex);
ptexture = (mstudiotexture_t *)((byte *)m_pStudioHeader + m_pStudioHeader->textureindex);
pmesh = (mstudiomesh_t *)((byte *)m_pStudioHeader + m_pSubModel->meshindex);
pstudioverts = (vec3_t *)((byte *)m_pStudioHeader + m_pSubModel->vertindex);
pstudionorms = (vec3_t *)((byte *)m_pStudioHeader + m_pSubModel->normindex);
pskinref = (short *)((byte *)m_pStudioHeader + m_pStudioHeader->skinindex);
if( m_skinnum != 0 && m_skinnum < m_pStudioHeader->numskinfamilies )
pskinref += (m_skinnum * m_pStudioHeader->numskinref);
for( i = 0; i < m_pSubModel->numverts; i++ )
Matrix3x4_VectorTransform( g_bonestransform[pvertbone[i]], pstudioverts[i], g_xformverts[i] );
// for( i = 0; i < m_pSubModel->numnorms; i++ )
// Matrix3x4_VectorIRotate( g_bonestransform[pnormbone[i]], pstudionorms[i], g_xformnorms[i] );
lv = (float *)g_lightvalues;
for( j = 0; j < m_pSubModel->nummesh; j++ )
{
flags = ptexture[pskinref[pmesh[j].skinref]].flags;
for( i = 0; i < pmesh[j].numnorms; i++, lv += 3, pstudionorms++, pnormbone++ )
{
R_StudioLighting( lv, *pnormbone, flags, (float *)pstudionorms );
if(( flags & STUDIO_NF_CHROME ) || ( g_nFaceFlags & STUDIO_NF_CHROME ))
R_StudioSetupChrome( g_chrome[(float (*)[3])lv - g_lightvalues], *pnormbone, (float *)pstudionorms );
}
}
for( j = 0; j < m_pSubModel->nummesh; j++ )
{
float s, t, alpha;
short *ptricmds;
pmesh = (mstudiomesh_t *)((byte *)m_pStudioHeader + m_pSubModel->meshindex) + j;
ptricmds = (short *)((byte *)m_pStudioHeader + pmesh->triindex);
flags = ptexture[pskinref[pmesh->skinref]].flags;
s = 1.0f / (float)ptexture[pskinref[pmesh->skinref]].width;
t = 1.0f / (float)ptexture[pskinref[pmesh->skinref]].height;
if( ptexture[pskinref[pmesh->skinref]].index < 0 || ptexture[pskinref[pmesh->skinref]].index > MAX_TEXTURES )
ptexture[pskinref[pmesh->skinref]].index = tr.defaultTexture;
if( flags & STUDIO_NF_TRANSPARENT )
{
GL_SetRenderMode( kRenderTransAlpha );
pglDepthMask( GL_TRUE );
alpha = 1.0f;
}
else if(( flags & STUDIO_NF_ADDITIVE ) || ( g_nFaceFlags & STUDIO_NF_CHROME ))
{
GL_SetRenderMode( kRenderTransAdd );
pglDepthMask( GL_FALSE );
alpha = 0.5f;
if( g_nFaceFlags & STUDIO_NF_CHROME )
{
color24 *clr;
float scale;
clr = &RI.currententity->curstate.rendercolor;
pglColor4ub( clr->r, clr->g, clr->b, 255 );
scale = 1.0f + RI.currententity->curstate.renderamt * (1.0f / 255.0f);
}
}
else
{
GL_SetRenderMode( g_iRenderMode );
alpha = RI.currententity->curstate.renderamt * (1.0f / 255.0f);
if( g_iRenderMode == kRenderNormal )
pglTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
if( !glState.drawTrans )
pglDepthMask( GL_TRUE );
else pglDepthMask( GL_FALSE );
}
if(!( g_nFaceFlags & STUDIO_NF_CHROME ))
{
GL_Bind( GL_TEXTURE0, ptexture[pskinref[pmesh->skinref]].index );
}
while( i = *( ptricmds++ ))
{
if( i < 0 )
{
pglBegin( GL_TRIANGLE_FAN );
i = -i;
}
else
{
pglBegin( GL_TRIANGLE_STRIP );
}
for( ; i > 0; i--, ptricmds += 4 )
{
if( flags & STUDIO_NF_CHROME || ( g_nFaceFlags & STUDIO_NF_CHROME ))
pglTexCoord2f( g_chrome[ptricmds[1]][0] * s, g_chrome[ptricmds[1]][1] * t );
else pglTexCoord2f( ptricmds[2] * s, ptricmds[3] * t );
if(!( g_nFaceFlags & STUDIO_NF_CHROME ))
{
lv = (float *)g_lightvalues[ptricmds[1]];
pglColor4f( lv[0], lv[1], lv[2], alpha );
}
av = g_xformverts[ptricmds[0]];
pglVertex3f( av[0], av[1], av[2] );
}
pglEnd();
}
}
}
/*
===============
R_StudioDrawHulls
===============
*/
static void R_StudioDrawHulls( void )
{
// TODO: implement
}
/*
===============
R_StudioDrawAbsBBox
===============
*/
static void R_StudioDrawAbsBBox( void )
{
vec3_t bbox[8];
int i;
// looks ugly, skip
if( RI.currententity == &clgame.viewent )
return;
if( !R_StudioComputeBBox( RI.currententity, bbox ))
return;
pglDisable( GL_TEXTURE_2D );
pglDisable( GL_DEPTH_TEST );
pglColor4f( 1.0f, 0.0f, 0.0f, 1.0f ); // red bboxes for studiomodels
pglBegin( GL_LINES );
for( i = 0; i < 2; i += 1 )
{
pglVertex3fv( bbox[i+0] );
pglVertex3fv( bbox[i+2] );
pglVertex3fv( bbox[i+4] );
pglVertex3fv( bbox[i+6] );
pglVertex3fv( bbox[i+0] );
pglVertex3fv( bbox[i+4] );
pglVertex3fv( bbox[i+2] );
pglVertex3fv( bbox[i+6] );
pglVertex3fv( bbox[i*2+0] );
pglVertex3fv( bbox[i*2+1] );
pglVertex3fv( bbox[i*2+4] );
pglVertex3fv( bbox[i*2+5] );
}
pglEnd();
pglEnable( GL_TEXTURE_2D );
pglEnable( GL_DEPTH_TEST );
}
/*
===============
R_StudioDrawBones
===============
*/
static void R_StudioDrawBones( void )
{
// TODO: implement
}
static void R_StudioDrawAttachments( void )
{
int i;
pglDisable( GL_TEXTURE_2D );
pglDisable( GL_DEPTH_TEST );
for( i = 0; i < m_pStudioHeader->numattachments; i++ )
{
mstudioattachment_t *pattachments;
vec3_t v[4];
pattachments = (mstudioattachment_t *) ((byte *)m_pStudioHeader + m_pStudioHeader->attachmentindex);
Matrix3x4_VectorTransform( g_bonestransform[pattachments[i].bone], pattachments[i].org, v[0] );
Matrix3x4_VectorTransform( g_bonestransform[pattachments[i].bone], pattachments[i].vectors[0], v[1] );
Matrix3x4_VectorTransform( g_bonestransform[pattachments[i].bone], pattachments[i].vectors[1], v[2] );
Matrix3x4_VectorTransform( g_bonestransform[pattachments[i].bone], pattachments[i].vectors[2], v[3] );
pglBegin( GL_LINES );
pglColor3f( 1, 0, 0 );
pglVertex3fv( v[0] );
pglColor3f( 1, 1, 1 );
pglVertex3fv (v[1] );
pglColor3f( 1, 0, 0 );
pglVertex3fv (v[0] );
pglColor3f( 1, 1, 1 );
pglVertex3fv (v[2] );
pglColor3f( 1, 0, 0 );
pglVertex3fv (v[0] );
pglColor3f( 1, 1, 1 );
pglVertex3fv( v[3] );
pglEnd();
pglPointSize( 5.0f );
pglColor3f( 0, 1, 0 );
pglBegin( GL_POINTS );
pglVertex3fv( v[0] );
pglEnd();
pglPointSize( 1.0f );
}
pglEnable( GL_TEXTURE_2D );
pglEnable( GL_DEPTH_TEST );
}
/*
===============
R_StudioSetRemapColors
===============
*/
void R_StudioSetRemapColors( int top, int bottom )
{
// TODO: implement
}
/*
===============
R_StudioSetupPlayerModel
===============
*/
static model_t *R_StudioSetupPlayerModel( int index )
{
player_info_t *info;
string modelpath;
if( cls.key_dest == key_menu && !index )
{
// we are in menu.
info = &menu.playerinfo;
}
else
{
if( index < 0 || index > cl.maxclients )
return NULL; // bad client ?
info = &cl.players[index];
}
if( !info->model[0] ) return NULL;
if( !stricmp( info->model, "player" )) com.strncpy( modelpath, "models/player.mdl", sizeof( modelpath ));
else com.snprintf( modelpath, sizeof( modelpath ), "models/player/%s/%s.mdl", info->model, info->model );
return Mod_ForName( modelpath, false );
}
/*
===============
R_StudioClientEvents
===============
*/
static void R_StudioClientEvents( void )
{
mstudioseqdesc_t *pseqdesc;
mstudioevent_t *pevent;
float flEventFrame;
qboolean bLooped = false;
cl_entity_t *e = RI.currententity;
int i;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + e->curstate.sequence;
pevent = (mstudioevent_t *)((byte *)m_pStudioHeader + pseqdesc->eventindex);
// curstate.frame not used for viewmodel animating
flEventFrame = e->latched.prevframe;
if( pseqdesc->numevents == 0 )
return;
if( e->syncbase == -0.01f )
flEventFrame = 0.0f;
// stalled?
if( flEventFrame == e->syncbase )
return;
//Msg( "(seq %d cycle %.3f ) evframe %.3f prevevframe %.3f (time %.3f)\n", e->curstate.sequence, e->latched.prevframe, flEventFrame, e->syncbase, RI.refdef.time );
// check for looping
if( flEventFrame <= e->syncbase )
{
if( e->syncbase - flEventFrame > 0.5f )
{
bLooped = true;
}
else
{
// things have backed up, which is bad since it'll probably result in a hitch in the animation playback
// but, don't play events again for the same time slice
return;
}
}
for( i = 0; i < pseqdesc->numevents; i++ )
{
// ignore all non-client-side events
if( pevent[i].event < EVENT_CLIENT )
continue;
// looped
if( bLooped )
{
if(( pevent[i].frame > e->syncbase || pevent[i].frame <= flEventFrame ))
clgame.dllFuncs.pfnStudioEvent( &pevent[i], e );
}
else
{
if(( pevent[i].frame > e->syncbase && pevent[i].frame <= flEventFrame ))
clgame.dllFuncs.pfnStudioEvent( &pevent[i], e );
}
}
e->syncbase = flEventFrame;
}
/*
===============
R_StudioGetForceFaceFlags
===============
*/
int R_StudioGetForceFaceFlags( void )
{
return g_nFaceFlags;
}
/*
===============
R_StudioSetForceFaceFlags
===============
*/
void R_StudioSetForceFaceFlags( int flags )
{
g_nFaceFlags = flags;
}
/*
===============
pfnStudioSetHeader
===============
*/
void R_StudioSetHeader( studiohdr_t *pheader )
{
m_pStudioHeader = pheader;
}
/*
===============
R_StudioSetRenderModel
===============
*/
void R_StudioSetRenderModel( model_t *model )
{
RI.currentmodel = model;
}
/*
===============
R_StudioSetupRenderer
===============
*/
static void R_StudioSetupRenderer( int rendermode )
{
if( RI.currententity == &clgame.viewent )
{
// hack the depth range to prevent view model from poking into walls
pglDepthRange( gldepthmin, gldepthmin + 0.3f * ( gldepthmax - gldepthmin ));
// backface culling for left-handed weapons
if( r_lefthand->integer == 1 ) GL_FrontFace( !glState.frontFace );
}
g_iRenderMode = bound( 0, rendermode, kRenderTransInverse );
pglShadeModel( GL_SMOOTH ); // enable gouraud shading
}
/*
===============
R_StudioRestoreRenderer
===============
*/
static void R_StudioRestoreRenderer( void )
{
if( RI.currententity == &clgame.viewent )
{
// restore depth range
pglDepthRange( gldepthmin, gldepthmax );
// backface culling for left-handed weapons
if( r_lefthand->integer == 1 ) GL_FrontFace( !glState.frontFace );
}
pglTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE );
pglShadeModel( GL_FLAT );
if( !glState.drawTrans )
pglDepthMask( GL_TRUE );
else pglDepthMask( GL_FALSE );
}
/*
===============
R_StudioSetChromeOrigin
===============
*/
void R_StudioSetChromeOrigin( void )
{
// TODO: implement
}
/*
===============
pfnIsHardware
Xash3D is always works in hadrware mode
===============
*/
static int pfnIsHardware( void )
{
return true;
}
/*
===============
GL_StudioDrawShadow
===============
*/
static void GL_StudioDrawShadow( void )
{
// in GoldSrc shadow call is dsiabled with 'return' at start of the function
// some mods used a hack with calling DrawShadow ahead of 'return'
// this code is for HL compatibility.
return;
// TODO: implement
MsgDev( D_INFO, "GL_StudioDrawShadow()\n" ); // just a debug
}
/*
====================
StudioRenderFinal
====================
*/
void R_StudioRenderFinal( void )
{
int i, rendermode;
rendermode = R_StudioGetForceFaceFlags() ? kRenderTransAdd : RI.currententity->curstate.rendermode;
R_StudioSetupRenderer( rendermode );
if( r_drawentities->integer == 2 )
{
R_StudioDrawBones();
}
else if( r_drawentities->integer == 3 )
{
R_StudioDrawHulls();
}
else
{
for( i = 0; i < m_pStudioHeader->numbodyparts; i++ )
{
R_StudioSetupModel( i, &m_pBodyPart, &m_pSubModel );
if( m_fDoInterp )
{
// interpolation messes up bounding boxes.
RI.currententity->trivial_accept = 0;
}
GL_SetRenderMode( rendermode );
R_StudioDrawPoints();
GL_StudioDrawShadow();
}
}
if( r_drawentities->integer == 4 )
{
GL_SetRenderMode( kRenderTransAdd );
R_StudioDrawHulls( );
GL_SetRenderMode( kRenderNormal );
}
if( r_drawentities->integer == 5 )
{
R_StudioDrawAbsBBox( );
}
if( r_drawentities->integer == 6 )
{
R_StudioDrawAttachments();
}
R_StudioRestoreRenderer();
}
/*
====================
StudioRenderModel
====================
*/
void R_StudioRenderModel( void )
{
R_StudioSetChromeOrigin();
R_StudioSetForceFaceFlags( 0 );
if( RI.currententity->curstate.renderfx == kRenderFxGlowShell )
{
RI.currententity->curstate.renderfx = kRenderFxNone;
R_StudioRenderFinal( );
R_StudioSetForceFaceFlags( STUDIO_NF_CHROME );
TriSpriteTexture( R_GetChromeSprite(), 0 );
RI.currententity->curstate.renderfx = kRenderFxGlowShell;
R_StudioRenderFinal( );
}
else
{
R_StudioRenderFinal( );
}
}
/*
====================
StudioEstimateGait
====================
*/
void R_StudioEstimateGait( entity_state_t *pplayer )
{
vec3_t est_velocity;
float dt;
dt = bound( 0.0f, (RI.refdef.time - cl.oldtime), 1.0f );
if( dt == 0 || m_pPlayerInfo->renderframe == tr.framecount )
{
m_flGaitMovement = 0;
return;
}
VectorSubtract( RI.currententity->origin, m_pPlayerInfo->prevgaitorigin, est_velocity );
VectorCopy( RI.currententity->origin, m_pPlayerInfo->prevgaitorigin );
m_flGaitMovement = VectorLength( est_velocity );
if( dt <= 0 || m_flGaitMovement / dt < 5 )
{
m_flGaitMovement = 0;
est_velocity[0] = 0;
est_velocity[1] = 0;
}
if( est_velocity[1] == 0.0f && est_velocity[0] == 0.0f )
{
float flYawDiff = RI.currententity->angles[YAW] - m_pPlayerInfo->gaityaw;
flYawDiff = flYawDiff - (int)(flYawDiff / 360) * 360;
if( flYawDiff > 180 ) flYawDiff -= 360;
if( flYawDiff < -180 ) flYawDiff += 360;
if( dt < 0.25 )
flYawDiff *= dt * 4;
else flYawDiff *= dt;
m_pPlayerInfo->gaityaw += flYawDiff;
m_pPlayerInfo->gaityaw = m_pPlayerInfo->gaityaw - (int)(m_pPlayerInfo->gaityaw / 360) * 360;
m_flGaitMovement = 0;
}
else
{
m_pPlayerInfo->gaityaw = ( atan2( est_velocity[1], est_velocity[0] ) * 180 / M_PI );
if( m_pPlayerInfo->gaityaw > 180 ) m_pPlayerInfo->gaityaw = 180;
if( m_pPlayerInfo->gaityaw < -180 ) m_pPlayerInfo->gaityaw = -180;
}
}
/*
====================
StudioProcessGait
====================
*/
void R_StudioProcessGait( entity_state_t *pplayer )
{
mstudioseqdesc_t *pseqdesc;
int iBlend;
float dt, flYaw; // view direction relative to movement
if( RI.currententity->curstate.sequence >= m_pStudioHeader->numseq )
RI.currententity->curstate.sequence = 0;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + RI.currententity->curstate.sequence;
R_StudioPlayerBlend( pseqdesc, &iBlend, &RI.currententity->angles[PITCH] );
RI.currententity->latched.prevangles[PITCH] = RI.currententity->angles[PITCH];
RI.currententity->curstate.blending[0] = iBlend;
RI.currententity->latched.prevblending[0] = RI.currententity->curstate.blending[0];
RI.currententity->latched.prevseqblending[0] = RI.currententity->curstate.blending[0];
dt = bound( 0.0f, (RI.refdef.time - cl.oldtime), 1.0f );
R_StudioEstimateGait( pplayer );
// calc side to side turning
flYaw = RI.currententity->angles[YAW] - m_pPlayerInfo->gaityaw;
flYaw = flYaw - (int)(flYaw / 360) * 360;
if( flYaw < -180 ) flYaw = flYaw + 360;
if( flYaw > 180 ) flYaw = flYaw - 360;
if( flYaw > 120 )
{
m_pPlayerInfo->gaityaw = m_pPlayerInfo->gaityaw - 180;
m_flGaitMovement = -m_flGaitMovement;
flYaw = flYaw - 180;
}
else if( flYaw < -120 )
{
m_pPlayerInfo->gaityaw = m_pPlayerInfo->gaityaw + 180;
m_flGaitMovement = -m_flGaitMovement;
flYaw = flYaw + 180;
}
// adjust torso
RI.currententity->curstate.controller[0] = ((flYaw / 4.0) + 30) / (60.0 / 255.0);
RI.currententity->curstate.controller[1] = ((flYaw / 4.0) + 30) / (60.0 / 255.0);
RI.currententity->curstate.controller[2] = ((flYaw / 4.0) + 30) / (60.0 / 255.0);
RI.currententity->curstate.controller[3] = ((flYaw / 4.0) + 30) / (60.0 / 255.0);
RI.currententity->latched.prevcontroller[0] = RI.currententity->curstate.controller[0];
RI.currententity->latched.prevcontroller[1] = RI.currententity->curstate.controller[1];
RI.currententity->latched.prevcontroller[2] = RI.currententity->curstate.controller[2];
RI.currententity->latched.prevcontroller[3] = RI.currententity->curstate.controller[3];
RI.currententity->angles[YAW] = m_pPlayerInfo->gaityaw;
if( RI.currententity->angles[YAW] < -0 ) RI.currententity->angles[YAW] += 360;
RI.currententity->latched.prevangles[YAW] = RI.currententity->angles[YAW];
if( pplayer->gaitsequence >= m_pStudioHeader->numseq )
pplayer->gaitsequence = 0;
pseqdesc = (mstudioseqdesc_t *)((byte *)m_pStudioHeader + m_pStudioHeader->seqindex) + pplayer->gaitsequence;
// calc gait frame
if( pseqdesc->linearmovement[0] > 0 )
m_pPlayerInfo->gaitframe += (m_flGaitMovement / pseqdesc->linearmovement[0]) * pseqdesc->numframes;
else m_pPlayerInfo->gaitframe += pseqdesc->fps * dt;
// do modulo
m_pPlayerInfo->gaitframe = m_pPlayerInfo->gaitframe - (int)(m_pPlayerInfo->gaitframe / pseqdesc->numframes) * pseqdesc->numframes;
if( m_pPlayerInfo->gaitframe < 0 ) m_pPlayerInfo->gaitframe += pseqdesc->numframes;
}
/*
===============
R_StudioDrawPlayer
===============
*/
static int R_StudioDrawPlayer( int flags, entity_state_t *pplayer )
{
int m_nPlayerIndex;
alight_t lighting;
vec3_t dir;
m_nPlayerIndex = pplayer->number - 1;
if( m_nPlayerIndex < 0 || m_nPlayerIndex >= cl.maxclients )
return 0;
RI.currentmodel = R_StudioSetupPlayerModel( m_nPlayerIndex );
if( RI.currentmodel == NULL )
return 0;
m_pStudioHeader = (studiohdr_t *)Mod_Extradata( RI.currentmodel );
if( pplayer->gaitsequence )
{
vec3_t orig_angles;
m_pPlayerInfo = pfnPlayerInfo( m_nPlayerIndex );
VectorCopy( RI.currententity->angles, orig_angles );
R_StudioProcessGait( pplayer );
m_pPlayerInfo->gaitsequence = pplayer->gaitsequence;
m_pPlayerInfo = NULL;
R_StudioSetUpTransform( RI.currententity );
VectorCopy( orig_angles, RI.currententity->angles );
}
else
{
RI.currententity->curstate.controller[0] = 127;
RI.currententity->curstate.controller[1] = 127;
RI.currententity->curstate.controller[2] = 127;
RI.currententity->curstate.controller[3] = 127;
RI.currententity->latched.prevcontroller[0] = RI.currententity->curstate.controller[0];
RI.currententity->latched.prevcontroller[1] = RI.currententity->curstate.controller[1];
RI.currententity->latched.prevcontroller[2] = RI.currententity->curstate.controller[2];
RI.currententity->latched.prevcontroller[3] = RI.currententity->curstate.controller[3];
m_pPlayerInfo = pfnPlayerInfo( m_nPlayerIndex );
m_pPlayerInfo->gaitsequence = 0;
R_StudioSetUpTransform( RI.currententity );
}
if( flags & STUDIO_RENDER )
{
// see if the bounding box lets us trivially reject, also sets
if( !R_StudioCheckBBox( ))
return 0;
r_stats.c_studio_models_drawn++;
g_nStudioCount++; // render data cache cookie
if( m_pStudioHeader->numbodyparts == 0 )
return 1;
}
m_pPlayerInfo = pfnPlayerInfo( m_nPlayerIndex );
R_StudioSetupBones( RI.currententity );
R_StudioSaveBones( );
m_pPlayerInfo->renderframe = tr.framecount;
m_pPlayerInfo = NULL;
if( flags & STUDIO_EVENTS )
{
R_StudioCalcAttachments( );
R_StudioClientEvents( );
// copy attachments into global entity array
if( RI.currententity->index > 0 )
{
cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
Mem_Copy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
}
}
if( flags & STUDIO_RENDER )
{
if( cl_himodels->integer && RI.currentmodel != RI.currententity->model )
{
// show highest resolution multiplayer model
RI.currententity->curstate.body = 255;
}
if(!( host.developer == 0 && cl.maxclients == 1 ) && ( RI.currentmodel == RI.currententity->model ))
{
RI.currententity->curstate.body = 1; // force helmet
}
lighting.plightvec = dir;
R_StudioDynamicLight( RI.currententity, &lighting );
R_StudioEntityLight( &lighting );
// model and frame independant
R_StudioSetupLighting( &lighting );
m_pPlayerInfo = pfnPlayerInfo( m_nPlayerIndex );
// get remap colors
g_nTopColor = m_pPlayerInfo->topcolor;
g_nBottomColor = m_pPlayerInfo->bottomcolor;
if( g_nTopColor < 0 ) g_nTopColor = 0;
if( g_nTopColor > 360 ) g_nTopColor = 360;
if( g_nBottomColor < 0 ) g_nBottomColor = 0;
if( g_nBottomColor > 360 ) g_nBottomColor = 360;
R_StudioSetRemapColors( g_nTopColor, g_nBottomColor );
R_StudioRenderModel( );
m_pPlayerInfo = NULL;
if( pplayer->weaponmodel )
{
cl_entity_t saveent = *RI.currententity;
model_t *pweaponmodel = Mod_Handle( pplayer->weaponmodel );
m_pStudioHeader = (studiohdr_t *)Mod_Extradata( pweaponmodel );
R_StudioMergeBones( RI.currententity, pweaponmodel );
R_StudioSetupLighting( &lighting );
R_StudioRenderModel( );
R_StudioCalcAttachments( );
*RI.currententity = saveent;
}
}
return 1;
}
/*
===============
R_StudioDrawModel
===============
*/
static int R_StudioDrawModel( int flags )
{
alight_t lighting;
vec3_t dir;
if( RI.currententity->curstate.renderfx == kRenderFxDeadPlayer )
{
entity_state_t deadplayer;
int save_interp;
int result;
if( RI.currententity->curstate.renderamt <= 0 || RI.currententity->curstate.renderamt > cl.maxclients )
return 0;
// get copy of player
deadplayer = *R_StudioGetPlayerState( RI.currententity->curstate.renderamt - 1 );
// clear weapon, movement state
deadplayer.number = RI.currententity->curstate.renderamt;
deadplayer.weaponmodel = 0;
deadplayer.gaitsequence = 0;
deadplayer.movetype = MOVETYPE_NONE;
VectorCopy( RI.currententity->curstate.angles, deadplayer.angles );
VectorCopy( RI.currententity->curstate.origin, deadplayer.origin );
save_interp = m_fDoInterp;
m_fDoInterp = 0;
// draw as though it were a player
result = R_StudioDrawPlayer( flags, &deadplayer );
m_fDoInterp = save_interp;
return result;
}
m_pStudioHeader = (studiohdr_t *)Mod_Extradata( RI.currentmodel );
R_StudioSetUpTransform( RI.currententity );
if( flags & STUDIO_RENDER )
{
// see if the bounding box lets us trivially reject, also sets
if( !R_StudioCheckBBox( ))
return 0;
r_stats.c_studio_models_drawn++;
g_nStudioCount++; // render data cache cookie
if( m_pStudioHeader->numbodyparts == 0 )
return 1;
}
if( RI.currententity->curstate.movetype == MOVETYPE_FOLLOW )
R_StudioMergeBones( RI.currententity, RI.currentmodel );
else R_StudioSetupBones( RI.currententity );
R_StudioSaveBones();
if( flags & STUDIO_EVENTS )
{
R_StudioCalcAttachments( );
R_StudioClientEvents( );
// copy attachments into global entity array
if( RI.currententity->index > 0 )
{
cl_entity_t *ent = CL_GetEntityByIndex( RI.currententity->index );
Mem_Copy( ent->attachment, RI.currententity->attachment, sizeof( vec3_t ) * 4 );
}
}
if( flags & STUDIO_RENDER )
{
lighting.plightvec = dir;
R_StudioDynamicLight( RI.currententity, &lighting );
R_StudioEntityLight( &lighting );
// model and frame independant
R_StudioSetupLighting( &lighting );
// get remap colors
g_nTopColor = RI.currententity->curstate.colormap & 0xFF;
g_nBottomColor = (RI.currententity->curstate.colormap & 0xFF00) >> 8;
R_StudioSetRemapColors( g_nTopColor, g_nBottomColor );
R_StudioRenderModel();
}
return 1;
}
/*
=================
R_DrawStudioModel
=================
*/
void R_DrawStudioModel( cl_entity_t *e )
{
int flags, result;
ASSERT( pStudioDraw != NULL );
if( e == &clgame.viewent )
flags = STUDIO_RENDER;
else flags = STUDIO_RENDER|STUDIO_EVENTS;
if( e == &clgame.viewent )
m_fDoInterp = true; // viewmodel can't properly animate without lerping
else if( r_studio_lerping->integer )
m_fDoInterp = (e->curstate.effects & EF_NOINTERP) ? false : true;
else m_fDoInterp = false;
// select the properly method
if( e->player )
result = pStudioDraw->StudioDrawPlayer( flags, &e->curstate );
else result = pStudioDraw->StudioDrawModel( flags );
}
/*
=================
R_RunViewmodelEvents
=================
*/
void R_RunViewmodelEvents( void )
{
if( cl.refdef.nextView || cl.thirdperson )
return;
RI.currententity = &clgame.viewent;
RI.currentmodel = RI.currententity->model;
if( !RI.currentmodel ) return;
pStudioDraw->StudioDrawModel( STUDIO_EVENTS );
RI.currententity = NULL;
RI.currentmodel = NULL;
}
/*
=================
R_DrawViewModel
=================
*/
void R_DrawViewModel( void )
{
if( RI.refdef.onlyClientDraw || r_drawviewmodel->integer == 0 )
return;
// ignore in thirdperson, camera view or client is died
if( cl.thirdperson || cl.refdef.health <= 0 || cl.refdef.viewentity != ( cl.playernum + 1 ))
return;
RI.currententity = &clgame.viewent;
RI.currentmodel = RI.currententity->model;
if( !RI.currentmodel ) return;
pStudioDraw->StudioDrawModel( STUDIO_RENDER );
RI.currententity = NULL;
RI.currentmodel = NULL;
}
/*
====================
R_StudioLoadTexture
load model texture with unique name
====================
*/
static void R_StudioLoadTexture( model_t *mod, studiohdr_t *phdr, mstudiotexture_t *ptexture )
{
size_t size;
int flags = 0;
char texname[64], name[64];
if( ptexture->flags & STUDIO_NF_TRANSPARENT )
flags |= (TF_CLAMP|TF_NOMIPMAP);
if( ptexture->flags & ( STUDIO_NF_NORMALMAP|STUDIO_NF_HEIGHTMAP ))
flags |= TF_NORMALMAP;
// NOTE: replace index with pointer to start of imagebuffer, ImageLib expected it
ptexture->index = (int)((byte *)phdr) + ptexture->index;
size = sizeof( mstudiotexture_t ) + ptexture->width * ptexture->height + 768;
if( !model_name[0] ) FS_FileBase( mod->name, model_name );
FS_FileBase( ptexture->name, name );
// build the texname
com.snprintf( texname, sizeof( texname ), "%s/%s.mdl", model_name, name );
ptexture->index = GL_LoadTexture( texname, (byte *)ptexture, size, flags );
if( !ptexture->index )
{
MsgDev( D_WARN, "%s has null texture %s\n", mod->name, ptexture->name );
ptexture->index = tr.defaultTexture;
}
else
{
GL_SetTextureType( ptexture->index, TEX_STUDIO );
}
}
/*
=================
R_StudioLoadHeader
=================
*/
studiohdr_t *R_StudioLoadHeader( model_t *mod, const void *buffer )
{
byte *pin;
studiohdr_t *phdr;
mstudiotexture_t *ptexture;
int i;
if( !buffer ) return NULL;
pin = (byte *)buffer;
phdr = (studiohdr_t *)pin;
i = phdr->version;
if( i != STUDIO_VERSION )
{
MsgDev( D_ERROR, "%s has wrong version number (%i should be %i)\n", mod->name, i, STUDIO_VERSION );
return NULL;
}
model_name[0] = '\0';
if( host.type != HOST_DEDICATED )
{
ptexture = (mstudiotexture_t *)(((byte *)phdr) + phdr->textureindex);
if( phdr->textureindex > 0 && phdr->numtextures <= MAXSTUDIOSKINS )
{
for( i = 0; i < phdr->numtextures; i++ )
R_StudioLoadTexture( mod, phdr, &ptexture[i] );
}
}
return (studiohdr_t *)buffer;
}
/*
=================
Mod_LoadStudioModel
=================
*/
void Mod_LoadStudioModel( model_t *mod, const void *buffer )
{
studiohdr_t *phdr;
phdr = R_StudioLoadHeader( mod, buffer );
if( !phdr ) return; // bad model
loadmodel->mempool = Mem_AllocPool( va("^2%s^7", loadmodel->name ));
if( phdr->numtextures == 0 )
{
studiohdr_t *thdr;
byte *in, *out;
void *buffer2 = NULL;
size_t size1, size2;
buffer2 = FS_LoadFile( R_StudioTexName( mod ), NULL );
thdr = R_StudioLoadHeader( mod, buffer2 );
if( !thdr )
{
MsgDev( D_ERROR, "Mod_LoadStudioModel: %s missing textures file\n", mod->name );
if( buffer2 ) Mem_Free( buffer2 );
return; // there were problems
}
// give space for textures and skinrefs
size1 = thdr->numtextures * sizeof( mstudiotexture_t );
size2 = thdr->numskinfamilies * thdr->numskinref * sizeof( short );
mod->cache.data = Mem_Alloc( loadmodel->mempool, phdr->length + size1 + size2 );
Mem_Copy( loadmodel->cache.data, buffer, phdr->length ); // copy main mdl buffer
phdr = (studiohdr_t *)loadmodel->cache.data; // get the new pointer on studiohdr
phdr->numskinfamilies = thdr->numskinfamilies;
phdr->numtextures = thdr->numtextures;
phdr->numskinref = thdr->numskinref;
phdr->textureindex = phdr->length;
phdr->skinindex = phdr->textureindex + size1;
in = (byte *)thdr + thdr->textureindex;
out = (byte *)phdr + phdr->textureindex;
Mem_Copy( out, in, size1 + size2 ); // copy textures + skinrefs
phdr->length += size1 + size2;
Mem_Free( buffer2 ); // release T.mdl
}
else
{
// NOTE: we wan't keep raw textures in memory. just cutoff model pointer above texture base
loadmodel->cache.data = Mem_Alloc( loadmodel->mempool, phdr->texturedataindex );
Mem_Copy( loadmodel->cache.data, buffer, phdr->texturedataindex );
phdr->length = phdr->texturedataindex; // update model size
}
// setup bounding box
VectorCopy( phdr->bbmin, loadmodel->mins );
VectorCopy( phdr->bbmax, loadmodel->maxs );
loadmodel->type = mod_studio; // all done
loadmodel->numframes = R_StudioBodyVariations( loadmodel );
loadmodel->radius = RadiusFromBounds( loadmodel->mins, loadmodel->maxs );
loadmodel->flags = phdr->flags; // copy header flags
}
/*
=================
Mod_UnloadStudioModel
=================
*/
void Mod_UnloadStudioModel( model_t *mod )
{
studiohdr_t *pstudio;
mstudiotexture_t *ptexture;
int i;
ASSERT( mod != NULL );
if( mod->type != mod_studio )
return; // not a studio
pstudio = mod->cache.data;
if( !pstudio ) return; // already freed
ptexture = (mstudiotexture_t *)(((byte *)pstudio) + pstudio->textureindex);
// release all textures
for( i = 0; i < pstudio->numtextures; i++ )
{
if( ptexture[i].index == tr.defaultTexture )
continue;
GL_FreeTexture( ptexture[i].index );
}
Mem_FreePool( &mod->mempool );
Mem_Set( mod, 0, sizeof( *mod ));
}
static engine_studio_api_t gStudioAPI =
{
Mod_Calloc,
Mod_CacheCheck,
Mod_LoadCacheFile,
Mod_ForName,
Mod_Extradata,
Mod_Handle,
pfnGetCurrentEntity,
pfnPlayerInfo,
R_StudioGetPlayerState,
pfnGetViewEntity,
pfnGetEngineTimes,
pfnCVarGetPointer,
pfnGetViewInfo,
R_GetChromeSprite,
pfnGetModelCounters,
pfnGetAliasScale,
pfnStudioGetBoneTransform,
pfnStudioGetLightTransform,
pfnStudioGetAliasTransform,
pfnStudioGetRotationMatrix,
R_StudioSetupModel,
R_StudioCheckBBox,
R_StudioDynamicLight,
R_StudioEntityLight,
R_StudioSetupLighting,
R_StudioDrawPoints,
R_StudioDrawHulls,
R_StudioDrawAbsBBox,
R_StudioDrawBones,
R_StudioSetupSkin,
R_StudioSetRemapColors,
R_StudioSetupPlayerModel,
R_StudioClientEvents,
R_StudioGetForceFaceFlags,
R_StudioSetForceFaceFlags,
R_StudioSetHeader,
R_StudioSetRenderModel,
R_StudioSetupRenderer,
R_StudioRestoreRenderer,
R_StudioSetChromeOrigin,
pfnIsHardware,
GL_StudioDrawShadow,
GL_SetRenderMode,
};
static r_studio_interface_t gStudioDraw =
{
STUDIO_INTERFACE_VERSION,
R_StudioDrawModel,
R_StudioDrawPlayer,
};
/*
===============
CL_InitStudioAPI
Initialize client studio
===============
*/
qboolean CL_InitStudioAPI( void )
{
pStudioDraw = &gStudioDraw;
// Xash will be used internal StudioModelRenderer
if( !clgame.dllFuncs.pfnGetStudioModelInterface )
return true;
if( clgame.dllFuncs.pfnGetStudioModelInterface( STUDIO_INTERFACE_VERSION, &pStudioDraw, &gStudioAPI ))
return true;
// NOTE: we always return true even if game interface was not correct
// because we need Draw our StudioModels
// just restore pointer to builtin function
pStudioDraw = &gStudioDraw;
return true;
}