[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [23200] trunk/blender: Smoke:
Daniel Genrich
daniel.genrich at gmx.net
Mon Sep 14 02:01:08 CEST 2009
Revision: 23200
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=23200
Author: genscher
Date: 2009-09-14 02:01:08 +0200 (Mon, 14 Sep 2009)
Log Message:
-----------
Smoke:
* Totally new try to get cache running
* Didn't try "bake" and such things yet
Hint
* Very verbose yet
* Please do only test new blend files, not old ones!
Please give me feedback on my blog about the old crashers.
Modified Paths:
--------------
trunk/blender/intern/smoke/intern/FLUID_3D.cpp
trunk/blender/intern/smoke/intern/FLUID_3D.h
trunk/blender/intern/smoke/intern/FLUID_3D_STATIC.cpp
trunk/blender/intern/smoke/intern/smoke_API.cpp
trunk/blender/source/blender/blenkernel/intern/smoke.c
Modified: trunk/blender/intern/smoke/intern/FLUID_3D.cpp
===================================================================
--- trunk/blender/intern/smoke/intern/FLUID_3D.cpp 2009-09-13 23:58:03 UTC (rev 23199)
+++ trunk/blender/intern/smoke/intern/FLUID_3D.cpp 2009-09-14 00:01:08 UTC (rev 23200)
@@ -182,6 +182,9 @@
//////////////////////////////////////////////////////////////////////
void FLUID_3D::step()
{
+ // addSmokeTestCase(_density, _res);
+ // addSmokeTestCase(_heat, _res);
+
// wipe forces
for (int i = 0; i < _totalCells; i++)
{
Modified: trunk/blender/intern/smoke/intern/FLUID_3D.h
===================================================================
--- trunk/blender/intern/smoke/intern/FLUID_3D.h 2009-09-13 23:58:03 UTC (rev 23199)
+++ trunk/blender/intern/smoke/intern/FLUID_3D.h 2009-09-14 00:01:08 UTC (rev 23200)
@@ -47,7 +47,7 @@
void initVectorNoise(int amplify);
void addSmokeColumn();
- static void addSmokeTestCase(float* field, Vec3Int res, float value);
+ static void addSmokeTestCase(float* field, Vec3Int res);
void step();
void addObstacle(OBSTACLE* obstacle);
Modified: trunk/blender/intern/smoke/intern/FLUID_3D_STATIC.cpp
===================================================================
--- trunk/blender/intern/smoke/intern/FLUID_3D_STATIC.cpp 2009-09-13 23:58:03 UTC (rev 23199)
+++ trunk/blender/intern/smoke/intern/FLUID_3D_STATIC.cpp 2009-09-14 00:01:08 UTC (rev 23200)
@@ -44,8 +44,8 @@
// generic static version, so that it can be applied to the
// WTURBULENCE grid as well
//////////////////////////////////////////////////////////////////////
-/*
-void FLUID_3D::addSmokeTestCase(float* field, Vec3Int res, float value)
+
+void FLUID_3D::addSmokeTestCase(float* field, Vec3Int res)
{
const int slabSize = res[0]*res[1]; int maxRes = (int)MAX3V(res);
float dx = 1.0f / (float)maxRes;
@@ -57,23 +57,23 @@
float heighMin = 0.05;
float heighMax = 0.10;
- for (int y = 0; y < res[1]; y++)
- for (int z = (int)(heighMin*res[2]); z <= (int)(heighMax * res[1]); z++)
+ for (int y = 0; y < res[2]; y++)
+ for (int z = (int)(heighMin*res[2]); z <= (int)(heighMax * res[2]); z++)
for (int x = 0; x < res[0]; x++)
{
float xLength = x * dx - xTotal * 0.4f;
- float yLength = y * dx - zTotal * 0.5f;
+ float yLength = y * dx - yTotal * 0.5f;
float radius = sqrtf(xLength * xLength + yLength * yLength);
if (radius < 0.075f * xTotal)
{
int index = x + y * res[0] + z * slabSize;
- field[index] = value;
+ field[index] = 1.0f;
}
}
}
-*/
+
//////////////////////////////////////////////////////////////////////
// set x direction to Neumann boundary conditions
//////////////////////////////////////////////////////////////////////
@@ -295,12 +295,10 @@
const int xres = res[0];
const int yres = res[1];
const int zres = res[2];
- static int hits = 0;
- static int total = 0;
const int slabSize = res[0] * res[1];
// scale dt up to grid resolution
-#if PARALLEL==1 && !_WIN32
+#if PARALLEL==1
#pragma omp parallel
#pragma omp for schedule(static)
#endif
Modified: trunk/blender/intern/smoke/intern/smoke_API.cpp
===================================================================
--- trunk/blender/intern/smoke/intern/smoke_API.cpp 2009-09-13 23:58:03 UTC (rev 23199)
+++ trunk/blender/intern/smoke/intern/smoke_API.cpp 2009-09-14 00:01:08 UTC (rev 23200)
@@ -81,8 +81,7 @@
extern "C" void smoke_turbulence_step(WTURBULENCE *wt, FLUID_3D *fluid)
{
- if(wt)
- wt->stepTurbulenceFull(fluid->_dt/fluid->_dx, fluid->_xVelocity, fluid->_yVelocity, fluid->_zVelocity, fluid->_obstacles);
+ wt->stepTurbulenceFull(fluid->_dt/fluid->_dx, fluid->_xVelocity, fluid->_yVelocity, fluid->_zVelocity, fluid->_obstacles);
}
extern "C" void smoke_initBlenderRNA(FLUID_3D *fluid, float *alpha, float *beta)
Modified: trunk/blender/source/blender/blenkernel/intern/smoke.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/smoke.c 2009-09-13 23:58:03 UTC (rev 23199)
+++ trunk/blender/source/blender/blenkernel/intern/smoke.c 2009-09-14 00:01:08 UTC (rev 23200)
@@ -167,6 +167,8 @@
// calc other res with max_res provided
VECSUB(size, max, min);
+ printf("size: %f, %f, %f\n", size[0], size[1], size[2]);
+
// prevent crash when initializing a plane as domain
if((size[0] < FLT_EPSILON) || (size[1] < FLT_EPSILON) || (size[2] < FLT_EPSILON))
return 0;
@@ -210,6 +212,8 @@
}
}
+ printf("smd->domain->dx: %f\n", smd->domain->dx);
+
// TODO: put in failsafe if res<=0 - dg
// printf("res[0]: %d, res[1]: %d, res[2]: %d\n", smd->domain->res[0], smd->domain->res[1], smd->domain->res[2]);
@@ -595,11 +599,6 @@
smoke_turbulence_free(smd->domain->wt);
smd->domain->wt = NULL;
}
-
- smd->domain->point_cache[1]->flag &= ~PTCACHE_SIMULATION_VALID;
- smd->domain->point_cache[1]->flag |= PTCACHE_OUTDATED;
- smd->domain->point_cache[1]->simframe= 0;
- smd->domain->point_cache[1]->last_exact= 0;
}
void smokeModifier_reset(struct SmokeModifierData *smd)
@@ -617,17 +616,15 @@
smoke_free(smd->domain->fluid);
smd->domain->fluid = NULL;
}
-
- smd->domain->point_cache[0]->flag &= ~PTCACHE_SIMULATION_VALID;
+
smd->domain->point_cache[0]->flag |= PTCACHE_OUTDATED;
- smd->domain->point_cache[0]->simframe= 0;
- smd->domain->point_cache[0]->last_exact= 0;
+ smd->domain->point_cache[1]->flag |= PTCACHE_OUTDATED;
smokeModifier_reset_turbulence(smd);
smd->time = -1;
- // printf("reset domain end\n");
+ printf("reset domain end\n");
}
else if(smd->flow)
{
@@ -841,7 +838,7 @@
else if(pa->flag & (PARS_UNEXIST+PARS_NO_DISP)) continue;
// VECCOPY(pos, pa->state.co);
// Mat4MulVecfl (ob->imat, pos);
- // 1. get corresponding cell
+ // 1. get corresponding cell
get_cell(smd->domain->p0, smd->domain->res, smd->domain->dx, pa->state.co, cell, 0);
// check if cell is valid (in the domain boundary)
for(i = 0; i < 3; i++)
@@ -1102,214 +1099,103 @@
}
else if(smd->type & MOD_SMOKE_TYPE_DOMAIN)
{
+ SmokeDomainSettings *sds = smd->domain;
+ float light[3];
PointCache *cache = NULL;
PTCacheID pid;
PointCache *cache_wt = NULL;
PTCacheID pid_wt;
+ int startframe, endframe, framenr;
float timescale;
int cache_result = 0, cache_result_wt = 0;
- int startframe, endframe, framenr, badloading = 0;
- SmokeDomainSettings *sds = smd->domain;
- float light[3];
framenr = scene->r.cfra;
- cache = sds->point_cache[0];
+ printf("time: %d\n", scene->r.cfra);
+ if(framenr == smd->time)
+ return;
+
+ cache = sds->point_cache[0];
BKE_ptcache_id_from_smoke(&pid, ob, smd);
BKE_ptcache_id_time(&pid, scene, framenr, &startframe, &endframe, ×cale);
cache_wt = sds->point_cache[1];
BKE_ptcache_id_from_smoke_turbulence(&pid_wt, ob, smd);
- /* handle continuous simulation with the play button */
- if(BKE_ptcache_get_continue_physics())
- {
- // TODO
+ if(framenr < startframe)
return;
- }
- if(framenr < startframe)
- {
- cache->flag &= ~PTCACHE_SIMULATION_VALID;
- cache->simframe= 0;
- cache->last_exact= 0;
-
- cache_wt->flag &= ~PTCACHE_SIMULATION_VALID;
- cache_wt->simframe= 0;
- cache_wt->last_exact= 0;
-
- // we got back in time, reset smoke in this case (TODO: use cache later)
- // smd->time = scene->r.cfra;
- // smokeModifier_reset(smd);
-
+ if(framenr > endframe)
return;
- }
- else if(framenr > endframe)
- {
- framenr = endframe;
- // we load last valid frame here
- // and don't update the smd->time variable later
- badloading = 1;
- }
-
- if(!(cache->flag & PTCACHE_SIMULATION_VALID))
+ if(!smd->domain->fluid)
{
BKE_ptcache_id_reset(scene, &pid, PTCACHE_RESET_OUTDATED);
- }
- if(sds->wt && !(cache_wt->flag & PTCACHE_SIMULATION_VALID))
- {
BKE_ptcache_id_reset(scene, &pid_wt, PTCACHE_RESET_OUTDATED);
}
- if(smd->time == -1 && framenr!= startframe)
- return;
-
if(!smokeModifier_init(smd, ob, scene, dm))
+ {
+ printf("bad smokeModifier_init\n");
return;
+ }
- if(!smd->domain->fluid)
- return;
-
/* try to read from cache */
cache_result = BKE_ptcache_read_cache(&pid, (float)framenr, scene->r.frs_sec);
- // printf("cache_result: %d\n", cache_result);
+ printf("cache_result: %d\n", cache_result);
if(cache_result == PTCACHE_READ_EXACT)
{
- SmokeDomainSettings *sds = smd->domain;
-
cache->flag |= PTCACHE_SIMULATION_VALID;
cache->simframe= framenr;
- sds->v3dnum = framenr;
- if(!badloading)
- smd->time = scene->r.cfra;
-
- // check for wt cache
if(sds->wt)
{
cache_result_wt = BKE_ptcache_read_cache(&pid_wt, (float)framenr, scene->r.frs_sec);
- // printf("cache_result_wt: %d\n", cache_result_wt);
-
- // error handling
+
if(cache_result_wt == PTCACHE_READ_EXACT)
{
cache_wt->flag |= PTCACHE_SIMULATION_VALID;
cache_wt->simframe= framenr;
}
- else if(cache_result_wt==PTCACHE_READ_OLD)
- {
- BKE_ptcache_id_reset(scene, &pid_wt, PTCACHE_RESET_FREE);
- cache_wt->flag |= PTCACHE_SIMULATION_VALID;
- }
- else if(ob->id.lib || (cache_wt->flag & PTCACHE_BAKED))
- {
- // if baked and nothing in cache, do nothing
- cache_wt->flag &= ~PTCACHE_SIMULATION_VALID;
- cache_wt->simframe= 0;
- cache_wt->last_exact= 0;
- }
}
-
- // printf("PTCACHE_READ_EXACT\n");
return;
}
- else if(cache_result==PTCACHE_READ_OLD)
- {
- BKE_ptcache_id_reset(scene, &pid, PTCACHE_RESET_FREE);
- cache->flag |= PTCACHE_SIMULATION_VALID;
- BKE_ptcache_id_reset(scene, &pid_wt, PTCACHE_RESET_FREE);
- cache_wt->flag |= PTCACHE_SIMULATION_VALID;
- }
- else if(ob->id.lib || (cache->flag & PTCACHE_BAKED))
- {
- // if baked and nothing in cache, do nothing
- cache->flag &= ~PTCACHE_SIMULATION_VALID;
- cache->simframe= 0;
- cache->last_exact= 0;
+ tstart();
- cache_wt->flag &= ~PTCACHE_SIMULATION_VALID;
- cache_wt->simframe= 0;
- cache_wt->last_exact= 0;
+ smoke_calc_domain(scene, ob, smd);
- // printf("PTCACHE_BAKED\n");
- return;
- }
- /*
- else if((cache_result==0) && ((startframe!=framenr) && !(cache->flag & PTCACHE_SIMULATION_VALID || (framenr == smd->time))))
- {
@@ Diff output truncated at 10240 characters. @@
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