[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [19518] trunk/blender/source/blender: Major cleanup of particle render & drawing code.
Janne Karhu
jhkarh at utu.fi
Fri Apr 3 16:50:54 CEST 2009
Revision: 19518
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=19518
Author: jhk
Date: 2009-04-03 16:50:54 +0200 (Fri, 03 Apr 2009)
Log Message:
-----------
Major cleanup of particle render & drawing code. No new features and hopefully no new bugs.
Modified Paths:
--------------
trunk/blender/source/blender/blenkernel/BKE_particle.h
trunk/blender/source/blender/blenkernel/intern/particle.c
trunk/blender/source/blender/render/intern/source/convertblender.c
trunk/blender/source/blender/src/drawobject.c
Modified: trunk/blender/source/blender/blenkernel/BKE_particle.h
===================================================================
--- trunk/blender/source/blender/blenkernel/BKE_particle.h 2009-04-03 14:41:31 UTC (rev 19517)
+++ trunk/blender/source/blender/blenkernel/BKE_particle.h 2009-04-03 14:50:54 UTC (rev 19518)
@@ -188,6 +188,19 @@
int num, tot;
} ParticleThread;
+typedef struct ParticleBillboardData
+{
+ struct Object *ob;
+ float vec[3], vel[3];
+ float offset[2];
+ float size, tilt, random, time;
+ int uv[3];
+ int lock, num;
+ int totnum;
+ short align, uv_split, anim, split_offset;
+}
+ParticleBillboardData;
+
/* ----------- functions needed outside particlesystem ---------------- */
/* particle.c */
int count_particles(struct ParticleSystem *psys);
@@ -260,6 +273,8 @@
void psys_thread_distribute_particle(ParticleThread *thread, struct ParticleData *pa, struct ChildParticle *cpa, int p);
void psys_thread_create_path(ParticleThread *thread, struct ChildParticle *cpa, ParticleCacheKey *keys, int i);
+void psys_make_billboard(ParticleBillboardData *bb, float xvec[3], float yvec[3], float zvec[3], float center[3]);
+
/* particle_system.c */
int psys_count_keyed_targets(struct Object *ob, struct ParticleSystem *psys);
void psys_get_reactor_target(struct Object *ob, struct ParticleSystem *psys, struct Object **target_ob, struct ParticleSystem **target_psys);
Modified: trunk/blender/source/blender/blenkernel/intern/particle.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/particle.c 2009-04-03 14:41:31 UTC (rev 19517)
+++ trunk/blender/source/blender/blenkernel/intern/particle.c 2009-04-03 14:50:54 UTC (rev 19518)
@@ -3868,3 +3868,76 @@
*scale= len;
}
+
+void psys_make_billboard(ParticleBillboardData *bb, float xvec[3], float yvec[3], float zvec[3], float center[3])
+{
+ float onevec[3] = {0.0f,0.0f,0.0f}, tvec[3], tvec2[3];
+
+ xvec[0] = 1.0f; xvec[1] = 0.0f; xvec[2] = 0.0f;
+ yvec[0] = 0.0f; yvec[1] = 1.0f; yvec[2] = 0.0f;
+
+ if(bb->align < PART_BB_VIEW)
+ onevec[bb->align]=1.0f;
+
+ if(bb->lock && (bb->align == PART_BB_VIEW)) {
+ VECCOPY(xvec, bb->ob->obmat[0]);
+ Normalize(xvec);
+
+ VECCOPY(yvec, bb->ob->obmat[1]);
+ Normalize(yvec);
+
+ VECCOPY(zvec, bb->ob->obmat[2]);
+ Normalize(zvec);
+ }
+ else if(bb->align == PART_BB_VEL) {
+ float temp[3];
+
+ VECCOPY(temp, bb->vel);
+ Normalize(temp);
+
+ VECSUB(zvec, bb->ob->obmat[3], bb->vec);
+
+ if(bb->lock) {
+ float fac = -Inpf(zvec, temp);
+
+ VECADDFAC(zvec, zvec, temp, fac);
+ }
+ Normalize(zvec);
+
+ Crossf(xvec,temp,zvec);
+ Normalize(xvec);
+
+ Crossf(yvec,zvec,xvec);
+ }
+ else {
+ VECSUB(zvec, bb->ob->obmat[3], bb->vec);
+ if(bb->lock)
+ zvec[bb->align] = 0.0f;
+ Normalize(zvec);
+
+ if(bb->align < PART_BB_VIEW)
+ Crossf(xvec, onevec, zvec);
+ else
+ Crossf(xvec, bb->ob->obmat[1], zvec);
+ Normalize(xvec);
+
+ Crossf(yvec,zvec,xvec);
+ }
+
+ VECCOPY(tvec, xvec);
+ VECCOPY(tvec2, yvec);
+
+ VecMulf(xvec, cos(bb->tilt * (float)M_PI));
+ VecMulf(tvec2, sin(bb->tilt * (float)M_PI));
+ VECADD(xvec, xvec, tvec2);
+
+ VecMulf(yvec, cos(bb->tilt * (float)M_PI));
+ VecMulf(tvec, -sin(bb->tilt * (float)M_PI));
+ VECADD(yvec, yvec, tvec);
+
+ VecMulf(xvec, bb->size);
+ VecMulf(yvec, bb->size);
+
+ VECADDFAC(center, bb->vec, xvec, bb->offset[0]);
+ VECADDFAC(center, center, yvec, bb->offset[1]);
+}
\ No newline at end of file
Modified: trunk/blender/source/blender/render/intern/source/convertblender.c
===================================================================
--- trunk/blender/source/blender/render/intern/source/convertblender.c 2009-04-03 14:41:31 UTC (rev 19517)
+++ trunk/blender/source/blender/render/intern/source/convertblender.c 2009-04-03 14:50:54 UTC (rev 19518)
@@ -947,11 +947,17 @@
/* ------------------------------------------------------------------------- */
/* Particles */
/* ------------------------------------------------------------------------- */
-
+typedef struct ParticleStrandData
+{
+ struct MCol *mcol;
+ float *orco, *uvco, *surfnor;
+ float time, adapt_angle, adapt_pix, size;
+ int totuv, totcol;
+ int first, line, adapt, override_uv;
+}
+ParticleStrandData;
/* future thread problem... */
-static void static_particle_strand(Render *re, ObjectRen *obr, Material *ma, float *orco, float *surfnor,
- float *uvco, int totuv, MCol *mcol, int totcol, float *vec, float *vec1, float ctime,
- int first, int line, int adapt, float adapt_angle, float adapt_pix, int override_uv)
+static void static_particle_strand(Render *re, ObjectRen *obr, Material *ma, ParticleStrandData *sd, float *vec, float *vec1)
{
static VertRen *v1= NULL, *v2= NULL;
VlakRen *vlr;
@@ -974,11 +980,11 @@
float fac;
if(ma->strand_ease!=0.0f) {
if(ma->strand_ease<0.0f)
- fac= pow(ctime, 1.0+ma->strand_ease);
+ fac= pow(sd->time, 1.0+ma->strand_ease);
else
- fac= pow(ctime, 1.0/(1.0f-ma->strand_ease));
+ fac= pow(sd->time, 1.0/(1.0f-ma->strand_ease));
}
- else fac= ctime;
+ else fac= sd->time;
width= ((1.0f-fac)*ma->strand_sta + (fac)*ma->strand_end);
@@ -1010,7 +1016,7 @@
flag |= R_STRAND;
/* single face line */
- if(line) {
+ if(sd->line) {
vlr= RE_findOrAddVlak(obr, obr->totvlak++);
vlr->flag= flag;
vlr->v1= RE_findOrAddVert(obr, obr->totvert++);
@@ -1021,25 +1027,25 @@
VECCOPY(vlr->v1->co, vec);
VecAddf(vlr->v1->co, vlr->v1->co, cross);
VECCOPY(vlr->v1->n, nor);
- vlr->v1->orco= orco;
+ vlr->v1->orco= sd->orco;
vlr->v1->accum= -1.0f; // accum abuse for strand texco
VECCOPY(vlr->v2->co, vec);
VecSubf(vlr->v2->co, vlr->v2->co, cross);
VECCOPY(vlr->v2->n, nor);
- vlr->v2->orco= orco;
+ vlr->v2->orco= sd->orco;
vlr->v2->accum= vlr->v1->accum;
VECCOPY(vlr->v4->co, vec1);
VecAddf(vlr->v4->co, vlr->v4->co, cross);
VECCOPY(vlr->v4->n, nor);
- vlr->v4->orco= orco;
+ vlr->v4->orco= sd->orco;
vlr->v4->accum= 1.0f; // accum abuse for strand texco
VECCOPY(vlr->v3->co, vec1);
VecSubf(vlr->v3->co, vlr->v3->co, cross);
VECCOPY(vlr->v3->n, nor);
- vlr->v3->orco= orco;
+ vlr->v3->orco= sd->orco;
vlr->v3->accum= vlr->v4->accum;
CalcNormFloat4(vlr->v4->co, vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
@@ -1047,23 +1053,23 @@
vlr->mat= ma;
vlr->ec= ME_V2V3;
- if(surfnor) {
+ if(sd->surfnor) {
float *snor= RE_vlakren_get_surfnor(obr, vlr, 1);
- VECCOPY(snor, surfnor);
+ VECCOPY(snor, sd->surfnor);
}
- if(uvco){
- for(i=0; i<totuv; i++){
+ if(sd->uvco){
+ for(i=0; i<sd->totuv; i++){
MTFace *mtf;
mtf=RE_vlakren_get_tface(obr,vlr,i,NULL,1);
mtf->uv[0][0]=mtf->uv[1][0]=
- mtf->uv[2][0]=mtf->uv[3][0]=(uvco+2*i)[0];
+ mtf->uv[2][0]=mtf->uv[3][0]=(sd->uvco+2*i)[0];
mtf->uv[0][1]=mtf->uv[1][1]=
- mtf->uv[2][1]=mtf->uv[3][1]=(uvco+2*i)[1];
+ mtf->uv[2][1]=mtf->uv[3][1]=(sd->uvco+2*i)[1];
}
- if(override_uv>=0){
+ if(sd->override_uv>=0){
MTFace *mtf;
- mtf=RE_vlakren_get_tface(obr,vlr,override_uv,NULL,0);
+ mtf=RE_vlakren_get_tface(obr,vlr,sd->override_uv,NULL,0);
mtf->uv[0][0]=mtf->uv[3][0]=0.0f;
mtf->uv[1][0]=mtf->uv[2][0]=1.0f;
@@ -1072,18 +1078,18 @@
mtf->uv[2][1]=mtf->uv[3][1]=1.0f;
}
}
- if(mcol){
- for(i=0; i<totcol; i++){
+ if(sd->mcol){
+ for(i=0; i<sd->totcol; i++){
MCol *mc;
mc=RE_vlakren_get_mcol(obr,vlr,i,NULL,1);
- mc[0]=mc[1]=mc[2]=mc[3]=mcol[i];
- mc[0]=mc[1]=mc[2]=mc[3]=mcol[i];
+ mc[0]=mc[1]=mc[2]=mc[3]=sd->mcol[i];
+ mc[0]=mc[1]=mc[2]=mc[3]=sd->mcol[i];
}
}
}
/* first two vertices of a strand */
- else if(first) {
- if(adapt){
+ else if(sd->first) {
+ if(sd->adapt){
VECCOPY(anor, nor);
VECCOPY(avec, vec);
second=1;
@@ -1095,18 +1101,18 @@
VECCOPY(v1->co, vec);
VecAddf(v1->co, v1->co, cross);
VECCOPY(v1->n, nor);
- v1->orco= orco;
+ v1->orco= sd->orco;
v1->accum= -1.0f; // accum abuse for strand texco
VECCOPY(v2->co, vec);
VecSubf(v2->co, v2->co, cross);
VECCOPY(v2->n, nor);
- v2->orco= orco;
+ v2->orco= sd->orco;
v2->accum= v1->accum;
}
/* more vertices & faces to strand */
else {
- if(adapt==0 || second){
+ if(sd->adapt==0 || second){
vlr= RE_findOrAddVlak(obr, obr->totvlak++);
vlr->flag= flag;
vlr->v1= v1;
@@ -1118,14 +1124,14 @@
v2= vlr->v3; // cycle
- if(adapt){
+ if(sd->adapt){
second=0;
VECCOPY(anor,nor);
VECCOPY(avec,vec);
}
}
- else if(adapt){
+ else if(sd->adapt){
float dvec[3],pvec[3];
VecSubf(dvec,avec,vec);
Projf(pvec,dvec,vec);
@@ -1135,7 +1141,7 @@
dx= re->winx*dvec[0]*re->winmat[0][0]/w;
dy= re->winy*dvec[1]*re->winmat[1][1]/w;
w= sqrt(dx*dx + dy*dy);
- if(Inpf(anor,nor)<adapt_angle && w>adapt_pix){
+ if(Inpf(anor,nor)<sd->adapt_angle && w>sd->adapt_pix){
vlr= RE_findOrAddVlak(obr, obr->totvlak++);
vlr->flag= flag;
vlr->v1= v1;
@@ -1157,13 +1163,13 @@
VECCOPY(vlr->v4->co, vec);
VecAddf(vlr->v4->co, vlr->v4->co, cross);
VECCOPY(vlr->v4->n, nor);
- vlr->v4->orco= orco;
- vlr->v4->accum= -1.0f + 2.0f*ctime; // accum abuse for strand texco
+ vlr->v4->orco= sd->orco;
+ vlr->v4->accum= -1.0f + 2.0f*sd->time; // accum abuse for strand texco
VECCOPY(vlr->v3->co, vec);
VecSubf(vlr->v3->co, vlr->v3->co, cross);
VECCOPY(vlr->v3->n, nor);
- vlr->v3->orco= orco;
+ vlr->v3->orco= sd->orco;
vlr->v3->accum= vlr->v4->accum;
CalcNormFloat4(vlr->v4->co, vlr->v3->co, vlr->v2->co, vlr->v1->co, vlr->n);
@@ -1171,23 +1177,23 @@
vlr->mat= ma;
vlr->ec= ME_V2V3;
- if(surfnor) {
+ if(sd->surfnor) {
float *snor= RE_vlakren_get_surfnor(obr, vlr, 1);
- VECCOPY(snor, surfnor);
+ VECCOPY(snor, sd->surfnor);
}
- if(uvco){
- for(i=0; i<totuv; i++){
+ if(sd->uvco){
+ for(i=0; i<sd->totuv; i++){
MTFace *mtf;
mtf=RE_vlakren_get_tface(obr,vlr,i,NULL,1);
mtf->uv[0][0]=mtf->uv[1][0]=
- mtf->uv[2][0]=mtf->uv[3][0]=(uvco+2*i)[0];
+ mtf->uv[2][0]=mtf->uv[3][0]=(sd->uvco+2*i)[0];
mtf->uv[0][1]=mtf->uv[1][1]=
- mtf->uv[2][1]=mtf->uv[3][1]=(uvco+2*i)[1];
+ mtf->uv[2][1]=mtf->uv[3][1]=(sd->uvco+2*i)[1];
}
- if(override_uv>=0){
+ if(sd->override_uv>=0){
MTFace *mtf;
- mtf=RE_vlakren_get_tface(obr,vlr,override_uv,NULL,0);
+ mtf=RE_vlakren_get_tface(obr,vlr,sd->override_uv,NULL,0);
mtf->uv[0][0]=mtf->uv[3][0]=0.0f;
@@ Diff output truncated at 10240 characters. @@
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