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Diffstat (limited to 'intern/mantaflow/intern/strings/smoke_script.h')
| -rw-r--r-- | intern/mantaflow/intern/strings/smoke_script.h | 581 |
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diff --git a/intern/mantaflow/intern/strings/smoke_script.h b/intern/mantaflow/intern/strings/smoke_script.h new file mode 100644 index 00000000000..ef300fc5c17 --- /dev/null +++ b/intern/mantaflow/intern/strings/smoke_script.h @@ -0,0 +1,581 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2016 Blender Foundation. + * All rights reserved. + * + * Contributor(s): Sebastian Barschkis (sebbas) + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file mantaflow/intern/strings/smoke.h + * \ingroup mantaflow + */ + +#include <string> + +////////////////////////////////////////////////////////////////////// +// VARIABLES +////////////////////////////////////////////////////////////////////// + +const std::string smoke_variables = + "\n\ +mantaMsg('Smoke variables low')\n\ +preconditioner_s$ID$ = PcMGDynamic\n\ +using_colors_s$ID$ = $USING_COLORS$\n\ +using_heat_s$ID$ = $USING_HEAT$\n\ +using_fire_s$ID$ = $USING_FIRE$\n\ +using_noise_s$ID$ = $USING_NOISE$\n\ +vorticity_s$ID$ = $VORTICITY$\n\ +buoyancy_dens_s$ID$ = float($BUOYANCY_ALPHA$) / float($FLUID_DOMAIN_SIZE$)\n\ +buoyancy_heat_s$ID$ = float($BUOYANCY_BETA$) / float($FLUID_DOMAIN_SIZE$)\n\ +dissolveSpeed_s$ID$ = $DISSOLVE_SPEED$\n\ +using_logdissolve_s$ID$ = $USING_LOG_DISSOLVE$\n\ +using_dissolve_s$ID$ = $USING_DISSOLVE$\n\ +flameVorticity_s$ID$ = $FLAME_VORTICITY$\n\ +burningRate_s$ID$ = $BURNING_RATE$\n\ +flameSmoke_s$ID$ = $FLAME_SMOKE$\n\ +ignitionTemp_s$ID$ = $IGNITION_TEMP$\n\ +maxTemp_s$ID$ = $MAX_TEMP$\n\ +flameSmokeColor_s$ID$ = vec3($FLAME_SMOKE_COLOR_X$,$FLAME_SMOKE_COLOR_Y$,$FLAME_SMOKE_COLOR_Z$)\n"; + +const std::string smoke_variables_noise = + "\n\ +mantaMsg('Smoke variables noise')\n\ +wltStrength_s$ID$ = $WLT_STR$\n\ +uvs_s$ID$ = 2\n\ +uvs_offset_s$ID$ = vec3($MIN_RESX$, $MIN_RESY$, $MIN_RESZ$)\n\ +octaves_s$ID$ = int(math.log(upres_sn$ID$) / math.log(2.0) + 0.5) if (upres_sn$ID$ > 1) else 1\n"; + +const std::string smoke_wavelet_noise = + "\n\ +# wavelet noise params\n\ +wltnoise_sn$ID$.posScale = vec3(int($BASE_RESX$), int($BASE_RESY$), int($BASE_RESZ$)) * (1. / $NOISE_POSSCALE$)\n\ +wltnoise_sn$ID$.timeAnim = $NOISE_TIMEANIM$\n"; + +const std::string smoke_with_heat = + "\n\ +using_heat_s$ID$ = True\n"; + +const std::string smoke_with_colors = + "\n\ +using_colors_s$ID$ = True\n"; + +const std::string smoke_with_fire = + "\n\ +using_fire_s$ID$ = True\n"; + +////////////////////////////////////////////////////////////////////// +// GRIDS +////////////////////////////////////////////////////////////////////// + +const std::string smoke_alloc = + "\n\ +mantaMsg('Smoke alloc')\n\ +shadow_s$ID$ = s$ID$.create(RealGrid)\n\ +emissionIn_s$ID$ = s$ID$.create(RealGrid)\n\ +density_s$ID$ = s$ID$.create(RealGrid)\n\ +densityIn_s$ID$ = s$ID$.create(RealGrid)\n\ +heat_s$ID$ = None # allocated dynamically\n\ +heatIn_s$ID$ = None\n\ +flame_s$ID$ = None\n\ +fuel_s$ID$ = None\n\ +react_s$ID$ = None\n\ +fuelIn_s$ID$ = None\n\ +reactIn_s$ID$ = None\n\ +color_r_s$ID$ = None\n\ +color_g_s$ID$ = None\n\ +color_b_s$ID$ = None\n\ +color_r_in_s$ID$ = None\n\ +color_g_in_s$ID$ = None\n\ +color_b_in_s$ID$ = None\n\ +\n\ +# Keep track of important objects in dict to load them later on\n\ +smoke_data_dict_s$ID$ = dict(density=density_s$ID$, shadow=shadow_s$ID$, densityIn=densityIn_s$ID$, emissionIn=emissionIn_s$ID$)\n"; + +const std::string smoke_alloc_noise = + "\n\ +mantaMsg('Smoke alloc noise')\n\ +vel_sn$ID$ = sn$ID$.create(MACGrid)\n\ +density_sn$ID$ = sn$ID$.create(RealGrid)\n\ +phiIn_sn$ID$ = sn$ID$.create(LevelsetGrid)\n\ +phiOut_sn$ID$ = sn$ID$.create(LevelsetGrid)\n\ +phiObs_sn$ID$ = sn$ID$.create(LevelsetGrid)\n\ +flags_sn$ID$ = sn$ID$.create(FlagGrid)\n\ +tmpIn_sn$ID$ = sn$ID$.create(RealGrid)\n\ +emissionIn_sn$ID$ = sn$ID$.create(RealGrid)\n\ +energy_s$ID$ = s$ID$.create(RealGrid)\n\ +tempFlag_s$ID$ = s$ID$.create(FlagGrid)\n\ +texture_u_s$ID$ = s$ID$.create(RealGrid)\n\ +texture_v_s$ID$ = s$ID$.create(RealGrid)\n\ +texture_w_s$ID$ = s$ID$.create(RealGrid)\n\ +texture_u2_s$ID$ = s$ID$.create(RealGrid)\n\ +texture_v2_s$ID$ = s$ID$.create(RealGrid)\n\ +texture_w2_s$ID$ = s$ID$.create(RealGrid)\n\ +flame_sn$ID$ = None\n\ +fuel_sn$ID$ = None\n\ +react_sn$ID$ = None\n\ +color_r_sn$ID$ = None\n\ +color_g_sn$ID$ = None\n\ +color_b_sn$ID$ = None\n\ +wltnoise_sn$ID$ = sn$ID$.create(NoiseField, fixedSeed=265, loadFromFile=True)\n\ +\n\ +mantaMsg('Initializing UV Grids')\n\ +uvGrid0_s$ID$ = s$ID$.create(VecGrid)\n\ +uvGrid1_s$ID$ = s$ID$.create(VecGrid)\n\ +resetUvGrid(target=uvGrid0_s$ID$, offset=uvs_offset_s$ID$)\n\ +resetUvGrid(target=uvGrid1_s$ID$, offset=uvs_offset_s$ID$)\n\ +\n\ +# Sync UV and texture grids\n\ +copyVec3ToReal(source=uvGrid0_s$ID$, targetX=texture_u_s$ID$, targetY=texture_v_s$ID$, targetZ=texture_w_s$ID$)\n\ +copyVec3ToReal(source=uvGrid1_s$ID$, targetX=texture_u2_s$ID$, targetY=texture_v2_s$ID$, targetZ=texture_w2_s$ID$)\n\ +\n\ +# Keep track of important objects in dict to load them later on\n\ +smoke_noise_dict_s$ID$ = dict(density_noise=density_sn$ID$, uv0_noise=uvGrid0_s$ID$, uv1_noise=uvGrid1_s$ID$)\n"; + +////////////////////////////////////////////////////////////////////// +// ADDITIONAL GRIDS +////////////////////////////////////////////////////////////////////// + +const std::string smoke_alloc_colors = + "\n\ +# Sanity check, clear grids first\n\ +if 'color_r_s$ID$' in globals(): del color_r_s$ID$\n\ +if 'color_g_s$ID$' in globals(): del color_g_s$ID$\n\ +if 'color_b_s$ID$' in globals(): del color_b_s$ID$\n\ +\n\ +mantaMsg('Allocating colors')\n\ +color_r_s$ID$ = s$ID$.create(RealGrid)\n\ +color_g_s$ID$ = s$ID$.create(RealGrid)\n\ +color_b_s$ID$ = s$ID$.create(RealGrid)\n\ +color_r_in_s$ID$ = s$ID$.create(RealGrid)\n\ +color_g_in_s$ID$ = s$ID$.create(RealGrid)\n\ +color_b_in_s$ID$ = s$ID$.create(RealGrid)\n\ +\n\ +# Add objects to dict to load them later on\n\ +if 'smoke_data_dict_s$ID$' in globals():\n\ + smoke_data_dict_s$ID$.update(color_r=color_r_s$ID$, color_g=color_g_s$ID$, color_b=color_b_s$ID$)\n\ + smoke_data_dict_s$ID$.update(color_r_in=color_r_in_s$ID$, color_g_in=color_g_in_s$ID$, color_b_in=color_b_in_s$ID$)\n"; + +const std::string smoke_alloc_colors_noise = + "\n\ +# Sanity check, clear grids first\n\ +if 'color_r_sn$ID$' in globals(): del color_r_sn$ID$\n\ +if 'color_g_sn$ID$' in globals(): del color_g_sn$ID$\n\ +if 'color_b_sn$ID$' in globals(): del color_b_sn$ID$\n\ +\n\ +mantaMsg('Allocating colors noise')\n\ +color_r_sn$ID$ = sn$ID$.create(RealGrid)\n\ +color_g_sn$ID$ = sn$ID$.create(RealGrid)\n\ +color_b_sn$ID$ = sn$ID$.create(RealGrid)\n\ +\n\ +# Add objects to dict to load them later on\n\ +if 'smoke_noise_dict_s$ID$' in globals():\n\ + smoke_noise_dict_s$ID$.update(color_r_noise=color_r_sn$ID$, color_g_noise=color_g_sn$ID$, color_b_noise=color_b_sn$ID$)\n"; + +const std::string smoke_init_colors = + "\n\ +mantaMsg('Initializing colors')\n\ +color_r_s$ID$.copyFrom(density_s$ID$) \n\ +color_r_s$ID$.multConst($COLOR_R$) \n\ +color_g_s$ID$.copyFrom(density_s$ID$) \n\ +color_g_s$ID$.multConst($COLOR_G$) \n\ +color_b_s$ID$.copyFrom(density_s$ID$) \n\ +color_b_s$ID$.multConst($COLOR_B$)\n"; + +const std::string smoke_init_colors_noise = + "\n\ +mantaMsg('Initializing colors noise')\n\ +color_r_sn$ID$.copyFrom(density_sn$ID$) \n\ +color_r_sn$ID$.multConst($COLOR_R$) \n\ +color_g_sn$ID$.copyFrom(density_sn$ID$) \n\ +color_g_sn$ID$.multConst($COLOR_G$) \n\ +color_b_sn$ID$.copyFrom(density_sn$ID$) \n\ +color_b_sn$ID$.multConst($COLOR_B$)\n"; + +const std::string smoke_alloc_heat = + "\n\ +# Sanity check, clear grids first\n\ +if 'heat_s$ID$' in globals(): del heat_s$ID$\n\ +if 'heatIn_s$ID$' in globals(): del heatIn_s$ID$\n\ +\n\ +mantaMsg('Allocating heat')\n\ +heat_s$ID$ = s$ID$.create(RealGrid)\n\ +heatIn_s$ID$ = s$ID$.create(RealGrid)\n\ +\n\ +# Add objects to dict to load them later on\n\ +if 'smoke_data_dict_s$ID$' in globals():\n\ + smoke_data_dict_s$ID$.update(heat=heat_s$ID$, heatIn=heatIn_s$ID$)\n"; + +const std::string smoke_alloc_fire = + "\n\ +# Sanity check, clear grids first\n\ +if 'flame_s$ID$' in globals(): del flame_s$ID$\n\ +if 'fuel_s$ID$' in globals(): del fuel_s$ID$\n\ +if 'react_s$ID$' in globals(): del react_s$ID$\n\ +if 'fuelIn_s$ID$' in globals(): del fuelIn_s$ID$\n\ +if 'reactIn_s$ID$' in globals(): del reactIn_s$ID$\n\ +\n\ +mantaMsg('Allocating fire')\n\ +flame_s$ID$ = s$ID$.create(RealGrid)\n\ +fuel_s$ID$ = s$ID$.create(RealGrid)\n\ +react_s$ID$ = s$ID$.create(RealGrid)\n\ +fuelIn_s$ID$ = s$ID$.create(RealGrid)\n\ +reactIn_s$ID$ = s$ID$.create(RealGrid)\n\ +\n\ +# Add objects to dict to load them later on\n\ +if 'smoke_data_dict_s$ID$' in globals():\n\ + smoke_data_dict_s$ID$.update(flame=flame_s$ID$, fuel=fuel_s$ID$, react=react_s$ID$)\n\ + smoke_data_dict_s$ID$.update(fuelIn=fuelIn_s$ID$, reactIn=reactIn_s$ID$)\n"; + +const std::string smoke_alloc_fire_noise = + "\n\ +# Sanity check, clear grids first\n\ +if 'flame_sn$ID$' in globals(): del flame_sn$ID$\n\ +if 'fuel_sn$ID$' in globals(): del fuel_sn$ID$\n\ +if 'react_sn$ID$' in globals(): del react_sn$ID$\n\ +\n\ +mantaMsg('Allocating fire noise')\n\ +flame_sn$ID$ = sn$ID$.create(RealGrid)\n\ +fuel_sn$ID$ = sn$ID$.create(RealGrid)\n\ +react_sn$ID$ = sn$ID$.create(RealGrid)\n\ +\n\ +# Add objects to dict to load them later on\n\ +if 'smoke_noise_dict_s$ID$' in globals():\n\ + smoke_noise_dict_s$ID$.update(flame_noise=flame_sn$ID$, fuel_noise=fuel_sn$ID$, react_noise=react_sn$ID$)\n"; + +////////////////////////////////////////////////////////////////////// +// STEP FUNCTIONS +////////////////////////////////////////////////////////////////////// + +const std::string smoke_adaptive_step = + "\n\ +def smoke_adaptive_step_$ID$(framenr):\n\ + mantaMsg('Manta step, frame ' + str(framenr))\n\ + s$ID$.frame = framenr\n\ + \n\ + fluid_pre_step_$ID$()\n\ + \n\ + flags_s$ID$.initDomain(boundaryWidth=0, phiWalls=phiObs_s$ID$, outflow=boundConditions_s$ID$)\n\ + \n\ + if using_obstacle_s$ID$:\n\ + mantaMsg('Initializing obstacle levelset')\n\ + phiObsIn_s$ID$.fillHoles(maxDepth=int(res_s$ID$), boundaryWidth=2)\n\ + extrapolateLsSimple(phi=phiObsIn_s$ID$, distance=int(res_s$ID$/2), inside=True)\n\ + extrapolateLsSimple(phi=phiObsIn_s$ID$, distance=int(res_s$ID$/2), inside=False)\n\ + phiObs_s$ID$.join(phiObsIn_s$ID$)\n\ + \n\ + # Using boundaryWidth=2 to not search beginning from walls (just a performance optimization)\n\ + # Additional sanity check: fill holes in phiObs which can result after joining with phiObsIn\n\ + phiObs_s$ID$.fillHoles(maxDepth=int(res_s$ID$), boundaryWidth=2)\n\ + extrapolateLsSimple(phi=phiObs_s$ID$, distance=int(res_s$ID$/2), inside=True)\n\ + extrapolateLsSimple(phi=phiObs_s$ID$, distance=int(res_s$ID$/2), inside=False)\n\ + \n\ + mantaMsg('Initializing fluid levelset')\n\ + extrapolateLsSimple(phi=phiIn_s$ID$, distance=int(res_s$ID$/2), inside=True)\n\ + extrapolateLsSimple(phi=phiIn_s$ID$, distance=int(res_s$ID$/2), inside=False)\n\ + \n\ + if using_outflow_s$ID$:\n\ + phiOut_s$ID$.join(phiOutIn_s$ID$)\n\ + \n\ + setObstacleFlags(flags=flags_s$ID$, phiObs=phiObs_s$ID$, phiOut=phiOut_s$ID$, phiIn=phiIn_s$ID$)\n\ + flags_s$ID$.fillGrid()\n\ + \n\ + if timePerFrame_s$ID$ == 0: # Only apply inflow once per frame\n\ + mantaMsg('Smoke inflow at frame: ' + str(framenr))\n\ + applyEmission(flags=flags_s$ID$, target=density_s$ID$, source=densityIn_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + if using_heat_s$ID$:\n\ + applyEmission(flags=flags_s$ID$, target=heat_s$ID$, source=heatIn_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + if using_colors_s$ID$:\n\ + applyEmission(flags=flags_s$ID$, target=color_r_s$ID$, source=color_r_in_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + applyEmission(flags=flags_s$ID$, target=color_g_s$ID$, source=color_g_in_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + applyEmission(flags=flags_s$ID$, target=color_b_s$ID$, source=color_b_in_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + if using_fire_s$ID$:\n\ + applyEmission(flags=flags_s$ID$, target=fuel_s$ID$, source=fuelIn_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + applyEmission(flags=flags_s$ID$, target=react_s$ID$, source=reactIn_s$ID$, emissionTexture=emissionIn_s$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + mantaMsg('Smoke step / s$ID$.frame: ' + str(s$ID$.frame))\n\ + if using_fire_s$ID$:\n\ + process_burn_$ID$()\n\ + smoke_step_$ID$()\n\ + if using_fire_s$ID$:\n\ + update_flame_$ID$()\n\ + \n\ + s$ID$.step()\n\ + \n\ + fluid_post_step_$ID$()\n"; + +const std::string smoke_step = + "\n\ +def smoke_step_$ID$():\n\ + mantaMsg('Smoke step low')\n\ + \n\ + if using_dissolve_s$ID$:\n\ + mantaMsg('Dissolving smoke')\n\ + dissolveSmoke(flags=flags_s$ID$, density=density_s$ID$, heat=heat_s$ID$, red=color_r_s$ID$, green=color_g_s$ID$, blue=color_b_s$ID$, speed=dissolveSpeed_s$ID$, logFalloff=using_logdissolve_s$ID$)\n\ + \n\ + mantaMsg('Advecting density')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=density_s$ID$, order=2)\n\ + \n\ + if using_heat_s$ID$:\n\ + mantaMsg('Advecting heat')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=heat_s$ID$, order=2)\n\ + \n\ + if using_fire_s$ID$:\n\ + mantaMsg('Advecting fire')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=fuel_s$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=react_s$ID$, order=2)\n\ + \n\ + if using_colors_s$ID$:\n\ + mantaMsg('Advecting colors')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=color_r_s$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=color_g_s$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=color_b_s$ID$, order=2)\n\ + \n\ + mantaMsg('Advecting velocity')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=vel_s$ID$, order=2)\n\ + \n\ + if doOpen_s$ID$ or using_outflow_s$ID$:\n\ + resetOutflow(flags=flags_s$ID$, real=density_s$ID$)\n\ + \n\ + mantaMsg('Vorticity')\n\ + if using_fire_s$ID$:\n\ + flame_s$ID$.copyFrom(fuel_s$ID$) # temporarily misuse flame grid as vorticity storage\n\ + flame_s$ID$.multConst(flameVorticity_s$ID$)\n\ + vorticityConfinement(vel=vel_s$ID$, flags=flags_s$ID$, strengthGlobal=vorticity_s$ID$, strengthCell=flame_s$ID$ if using_fire_s$ID$ else None)\n\ + \n\ + if using_heat_s$ID$:\n\ + mantaMsg('Adding heat buoyancy')\n\ + addBuoyancy(flags=flags_s$ID$, density=heat_s$ID$, vel=vel_s$ID$, gravity=gravity_s$ID$, coefficient=buoyancy_heat_s$ID$)\n\ + mantaMsg('Adding buoyancy')\n\ + addBuoyancy(flags=flags_s$ID$, density=density_s$ID$, vel=vel_s$ID$, gravity=gravity_s$ID$, coefficient=buoyancy_dens_s$ID$)\n\ + \n\ + mantaMsg('Adding forces')\n\ + addForceField(flags=flags_s$ID$, vel=vel_s$ID$, force=forces_s$ID$)\n\ + \n\ + if using_obstacle_s$ID$:\n\ + mantaMsg('Extrapolating object velocity')\n\ + # ensure velocities inside of obs object, slightly add obvels outside of obs object\n\ + extrapolateVec3Simple(vel=obvelC_s$ID$, phi=phiObsIn_s$ID$, distance=int(res_s$ID$/2), inside=True)\n\ + extrapolateVec3Simple(vel=obvelC_s$ID$, phi=phiObsIn_s$ID$, distance=3, inside=False)\n\ + resampleVec3ToMac(source=obvelC_s$ID$, target=obvel_s$ID$)\n\ + \n\ + # add initial velocity\n\ + if using_invel_s$ID$:\n\ + resampleVec3ToMac(source=invelC_s$ID$, target=invel_s$ID$)\n\ + setInitialVelocity(flags=flags_s$ID$, vel=vel_s$ID$, invel=invel_s$ID$)\n\ + \n\ + mantaMsg('Walls')\n\ + setWallBcs(flags=flags_s$ID$, vel=vel_s$ID$, obvel=obvel_s$ID$ if using_obstacle_s$ID$ else None)\n\ + \n\ + if using_guiding_s$ID$:\n\ + mantaMsg('Guiding and pressure')\n\ + PD_fluid_guiding(vel=vel_s$ID$, velT=velT_s$ID$, flags=flags_s$ID$, weight=weightGuide_s$ID$, blurRadius=beta_sg$ID$, pressure=pressure_s$ID$, tau=tau_sg$ID$, sigma=sigma_sg$ID$, theta=theta_sg$ID$, preconditioner=preconditioner_s$ID$, zeroPressureFixing=not doOpen_s$ID$)\n\ + else:\n\ + mantaMsg('Pressure')\n\ + solvePressure(flags=flags_s$ID$, vel=vel_s$ID$, pressure=pressure_s$ID$, preconditioner=preconditioner_s$ID$, zeroPressureFixing=not doOpen_s$ID$) # closed domains require pressure fixing\n\ +\n\ +def process_burn_$ID$():\n\ + mantaMsg('Process burn')\n\ + processBurn(fuel=fuel_s$ID$, density=density_s$ID$, react=react_s$ID$, red=color_r_s$ID$ if using_colors_s$ID$ else None, green=color_g_s$ID$ if using_colors_s$ID$ else None, blue=color_b_s$ID$ if using_colors_s$ID$ else None, heat=heat_s$ID$ if using_heat_s$ID$ else None, burningRate=burningRate_s$ID$, flameSmoke=flameSmoke_s$ID$, ignitionTemp=ignitionTemp_s$ID$, maxTemp=maxTemp_s$ID$, flameSmokeColor=flameSmokeColor_s$ID$)\n\ +\n\ +def update_flame_$ID$():\n\ + mantaMsg('Update flame')\n\ + updateFlame(react=react_s$ID$, flame=flame_s$ID$)\n"; + +const std::string smoke_step_noise = + "\n\ +def smoke_step_noise_$ID$(framenr):\n\ + mantaMsg('Manta step noise, frame ' + str(framenr))\n\ + sn$ID$.frame = framenr\n\ + \n\ + copyRealToVec3(sourceX=texture_u_s$ID$, sourceY=texture_v_s$ID$, sourceZ=texture_w_s$ID$, target=uvGrid0_s$ID$)\n\ + copyRealToVec3(sourceX=texture_u2_s$ID$, sourceY=texture_v2_s$ID$, sourceZ=texture_w2_s$ID$, target=uvGrid1_s$ID$)\n\ + \n\ + flags_sn$ID$.initDomain(boundaryWidth=0, phiWalls=phiObs_sn$ID$, outflow=boundConditions_s$ID$)\n\ + \n\ + mantaMsg('Interpolating grids')\n\ + # Join big obstacle levelset after initDomain() call as it overwrites everything in phiObs\n\ + if using_obstacle_s$ID$:\n\ + interpolateGrid(target=phiIn_sn$ID$, source=phiObsIn_s$ID$) # mis-use phiIn_sn\n\ + phiObs_sn$ID$.join(phiIn_sn$ID$)\n\ + if using_outflow_s$ID$:\n\ + interpolateGrid(target=phiOut_sn$ID$, source=phiOut_s$ID$)\n\ + interpolateGrid(target=phiIn_sn$ID$, source=phiIn_s$ID$)\n\ + interpolateMACGrid(target=vel_sn$ID$, source=vel_s$ID$)\n\ + \n\ + setObstacleFlags(flags=flags_sn$ID$, phiObs=phiObs_sn$ID$, phiOut=phiOut_sn$ID$, phiIn=phiIn_sn$ID$)\n\ + flags_sn$ID$.fillGrid()\n\ + \n\ + # Interpolate emission grids and apply them to big noise grids\n\ + interpolateGrid(source=densityIn_s$ID$, target=tmpIn_sn$ID$)\n\ + interpolateGrid(source=emissionIn_s$ID$, target=emissionIn_sn$ID$)\n\ + \n\ + # Higher-res noise grid needs scaled emission values\n\ + tmpIn_sn$ID$.multConst(float(upres_sn$ID$))\n\ + applyEmission(flags=flags_sn$ID$, target=density_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + if using_colors_s$ID$:\n\ + interpolateGrid(source=color_r_in_s$ID$, target=tmpIn_sn$ID$)\n\ + applyEmission(flags=flags_sn$ID$, target=color_r_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + interpolateGrid(source=color_g_in_s$ID$, target=tmpIn_sn$ID$)\n\ + applyEmission(flags=flags_sn$ID$, target=color_g_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + interpolateGrid(source=color_b_in_s$ID$, target=tmpIn_sn$ID$)\n\ + applyEmission(flags=flags_sn$ID$, target=color_b_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + if using_fire_s$ID$:\n\ + interpolateGrid(source=fuelIn_s$ID$, target=tmpIn_sn$ID$)\n\ + applyEmission(flags=flags_sn$ID$, target=fuel_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + interpolateGrid(source=reactIn_s$ID$, target=tmpIn_sn$ID$)\n\ + applyEmission(flags=flags_sn$ID$, target=react_sn$ID$, source=tmpIn_sn$ID$, emissionTexture=emissionIn_sn$ID$, type=FlagInflow|FlagOutflow)\n\ + \n\ + mantaMsg('Noise step / sn$ID$.frame: ' + str(sn$ID$.frame))\n\ + if using_fire_s$ID$:\n\ + process_burn_noise_$ID$()\n\ + step_noise_$ID$()\n\ + if using_fire_s$ID$:\n\ + update_flame_noise_$ID$()\n\ + \n\ + sn$ID$.step()\n\ + \n\ + copyVec3ToReal(source=uvGrid0_s$ID$, targetX=texture_u_s$ID$, targetY=texture_v_s$ID$, targetZ=texture_w_s$ID$)\n\ + copyVec3ToReal(source=uvGrid1_s$ID$, targetX=texture_u2_s$ID$, targetY=texture_v2_s$ID$, targetZ=texture_w2_s$ID$)\n\ +\n\ +def step_noise_$ID$():\n\ + mantaMsg('Smoke step noise')\n\ + \n\ + if using_dissolve_s$ID$:\n\ + mantaMsg('Dissolving noise')\n\ + dissolveSmoke(flags=flags_sn$ID$, density=density_sn$ID$, heat=None, red=color_r_sn$ID$, green=color_g_sn$ID$, blue=color_b_sn$ID$, speed=dissolveSpeed_s$ID$, logFalloff=using_logdissolve_s$ID$)\n\ + \n\ + mantaMsg('Advecting UVs and updating UV weight')\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=uvGrid0_s$ID$, order=2)\n\ + updateUvWeight(resetTime=sn$ID$.timestep*10.0 , index=0, numUvs=uvs_s$ID$, uv=uvGrid0_s$ID$, offset=uvs_offset_s$ID$)\n\ + advectSemiLagrange(flags=flags_s$ID$, vel=vel_s$ID$, grid=uvGrid1_s$ID$, order=2)\n\ + updateUvWeight(resetTime=sn$ID$.timestep*10.0 , index=1, numUvs=uvs_s$ID$, uv=uvGrid1_s$ID$, offset=uvs_offset_s$ID$)\n\ + \n\ + mantaMsg('Energy')\n\ + computeEnergy(flags=flags_s$ID$, vel=vel_s$ID$, energy=energy_s$ID$)\n\ + \n\ + tempFlag_s$ID$.copyFrom(flags_s$ID$)\n\ + extrapolateSimpleFlags(flags=flags_s$ID$, val=tempFlag_s$ID$, distance=2, flagFrom=FlagObstacle, flagTo=FlagFluid)\n\ + extrapolateSimpleFlags(flags=tempFlag_s$ID$, val=energy_s$ID$, distance=6, flagFrom=FlagFluid, flagTo=FlagObstacle)\n\ + computeWaveletCoeffs(energy_s$ID$)\n\ + \n\ + sStr_s$ID$ = 1.0 * wltStrength_s$ID$\n\ + sPos_s$ID$ = 2.0\n\ + \n\ + mantaMsg('Applying noise vec')\n\ + for o in range(octaves_s$ID$):\n\ + uvWeight_s$ID$ = getUvWeight(uvGrid0_s$ID$)\n\ + applyNoiseVec3(flags=flags_sn$ID$, target=vel_sn$ID$, noise=wltnoise_sn$ID$, scale=sStr_s$ID$ * uvWeight_s$ID$, scaleSpatial=sPos_s$ID$ , weight=energy_s$ID$, uv=uvGrid0_s$ID$)\n\ + uvWeight_s$ID$ = getUvWeight(uvGrid1_s$ID$)\n\ + applyNoiseVec3(flags=flags_sn$ID$, target=vel_sn$ID$, noise=wltnoise_sn$ID$, scale=sStr_s$ID$ * uvWeight_s$ID$, scaleSpatial=sPos_s$ID$ , weight=energy_s$ID$, uv=uvGrid1_s$ID$)\n\ + \n\ + sStr_s$ID$ *= 0.06 # magic kolmogorov factor \n\ + sPos_s$ID$ *= 2.0 \n\ + \n\ + for substep in range(int(upres_sn$ID$)):\n\ + if using_colors_s$ID$: \n\ + mantaMsg('Advecting colors noise')\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=color_r_sn$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=color_g_sn$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=color_b_sn$ID$, order=2)\n\ + \n\ + if using_fire_s$ID$: \n\ + mantaMsg('Advecting fire noise')\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=fuel_sn$ID$, order=2)\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=react_sn$ID$, order=2)\n\ + \n\ + mantaMsg('Advecting density noise')\n\ + advectSemiLagrange(flags=flags_sn$ID$, vel=vel_sn$ID$, grid=density_sn$ID$, order=2)\n\ +\n\ +def process_burn_noise_$ID$():\n\ + mantaMsg('Process burn noise')\n\ + processBurn(fuel=fuel_sn$ID$, density=density_sn$ID$, react=react_sn$ID$, red=color_r_sn$ID$ if using_colors_s$ID$ else None, green=color_g_sn$ID$ if using_colors_s$ID$ else None, blue=color_b_sn$ID$ if using_colors_s$ID$ else None, burningRate=burningRate_s$ID$, flameSmoke=flameSmoke_s$ID$, ignitionTemp=ignitionTemp_s$ID$, maxTemp=maxTemp_s$ID$, flameSmokeColor=flameSmokeColor_s$ID$)\n\ +\n\ +def update_flame_noise_$ID$():\n\ + mantaMsg('Update flame noise')\n\ + updateFlame(react=react_sn$ID$, flame=flame_sn$ID$)\n"; + +////////////////////////////////////////////////////////////////////// +// IMPORT +////////////////////////////////////////////////////////////////////// + +const std::string smoke_load_data = + "\n\ +def smoke_load_data_$ID$(path, framenr, file_format):\n\ + mantaMsg('Smoke load data')\n\ + fluid_file_import_s$ID$(dict=smoke_data_dict_s$ID$, path=path, framenr=framenr, file_format=file_format)\n"; + +const std::string smoke_load_noise = + "\n\ +def smoke_load_noise_$ID$(path, framenr, file_format):\n\ + mantaMsg('Smoke load noise')\n\ + fluid_file_import_s$ID$(dict=smoke_noise_dict_s$ID$, path=path, framenr=framenr, file_format=file_format)\n\ + \n\ + # Fill up xyz texture grids, important when resuming a bake\n\ + copyVec3ToReal(source=uvGrid0_s$ID$, targetX=texture_u_s$ID$, targetY=texture_v_s$ID$, targetZ=texture_w_s$ID$)\n\ + copyVec3ToReal(source=uvGrid1_s$ID$, targetX=texture_u2_s$ID$, targetY=texture_v2_s$ID$, targetZ=texture_w2_s$ID$)\n"; + +////////////////////////////////////////////////////////////////////// +// EXPORT +////////////////////////////////////////////////////////////////////// + +const std::string smoke_save_data = + "\n\ +def smoke_save_data_$ID$(path, framenr, file_format):\n\ + mantaMsg('Smoke save data')\n\ + start_time = time.time()\n\ + if not withMPSave or isWindows:\n\ + fluid_file_export_s$ID$(framenr=framenr, file_format=file_format, path=path, dict=smoke_data_dict_s$ID$,)\n\ + else:\n\ + fluid_cache_multiprocessing_start_$ID$(function=fluid_file_export_s$ID$, framenr=framenr, format_data=file_format, path_data=path, dict=smoke_data_dict_s$ID$, do_join=False)\n\ + mantaMsg('--- Save: %s seconds ---' % (time.time() - start_time))\n"; + +const std::string smoke_save_noise = + "\n\ +def smoke_save_noise_$ID$(path, framenr, file_format):\n\ + mantaMsg('Smoke save noise')\n\ + if not withMPSave or isWindows:\n\ + fluid_file_export_s$ID$(dict=smoke_noise_dict_s$ID$, framenr=framenr, file_format=file_format, path=path)\n\ + else:\n\ + fluid_cache_multiprocessing_start_$ID$(function=fluid_file_export_s$ID$, framenr=framenr, format_data=file_format, path_data=path, dict=smoke_noise_dict_s$ID$, do_join=False)\n"; + +////////////////////////////////////////////////////////////////////// +// STANDALONE MODE +////////////////////////////////////////////////////////////////////// + +const std::string smoke_standalone = + "\n\ +# Helper function to call cache load functions\n\ +def load(frame):\n\ + fluid_load_data_$ID$(os.path.join(cache_dir, 'data'), frame, file_format_data)\n\ + smoke_load_data_$ID$(os.path.join(cache_dir, 'data'), frame, file_format_data)\n\ + if using_noise_s$ID$:\n\ + smoke_load_noise_$ID$(os.path.join(cache_dir, 'noise'), frame, file_format_noise)\n\ + if using_guiding_s$ID$:\n\ + fluid_load_guiding_$ID$(os.path.join(cache_dir, 'guiding'), frame, file_format_data)\n\ +\n\ +# Helper function to call step functions\n\ +def step(frame):\n\ + smoke_adaptive_step_$ID$(frame)\n\ + if using_noise_s$ID$:\n\ + smoke_step_noise_$ID$(frame)\n"; |