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|
/*
* 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.
*/
/** \file
* \ingroup mantaflow
*/
#ifndef MANTA_A_H
#define MANTA_A_H
#include <atomic>
#include <cassert>
#include <string>
#include <unordered_map>
#include <vector>
using std::atomic;
using std::string;
using std::unordered_map;
using std::vector;
struct MANTA {
public:
MANTA(int *res, struct FluidModifierData *fmd);
MANTA(){};
virtual ~MANTA();
// Mirroring Mantaflow structures for particle data (pVel also used for mesh vert vels)
typedef struct PData {
float pos[3];
int flag;
} pData;
typedef struct PVel {
float pos[3];
} pVel;
// Mirroring Mantaflow structures for meshes
typedef struct Node {
int flags;
float pos[3], normal[3];
} Node;
typedef struct Triangle {
int c[3];
int flags;
} Triangle;
// Manta step, handling everything
void step(struct FluidModifierData *fmd, int startFrame);
// Grid initialization functions
bool initHeat(struct FluidModifierData *fmd = NULL);
bool initFire(struct FluidModifierData *fmd = NULL);
bool initColors(struct FluidModifierData *fmd = NULL);
bool initFireHigh(struct FluidModifierData *fmd = NULL);
bool initColorsHigh(struct FluidModifierData *fmd = NULL);
bool initLiquid(FluidModifierData *fmd = NULL);
bool initLiquidMesh(FluidModifierData *fmd = NULL);
bool initObstacle(FluidModifierData *fmd = NULL);
bool initCurvature(FluidModifierData *fmd = NULL);
bool initGuiding(FluidModifierData *fmd = NULL);
bool initFractions(FluidModifierData *fmd = NULL);
bool initInVelocity(FluidModifierData *fmd = NULL);
bool initOutflow(FluidModifierData *fmd = NULL);
bool initSndParts(FluidModifierData *fmd = NULL);
bool initLiquidSndParts(FluidModifierData *fmd = NULL);
// Pointer transfer: Mantaflow -> Blender
void updatePointers(FluidModifierData *fmd);
// Write cache
bool writeConfiguration(FluidModifierData *fmd, int framenr);
bool writeData(FluidModifierData *fmd, int framenr);
bool writeNoise(FluidModifierData *fmd, int framenr);
// write calls for mesh and particles were left in bake calls for now
// Read cache (via Manta save/load)
bool readConfiguration(FluidModifierData *fmd, int framenr);
bool readData(FluidModifierData *fmd, int framenr, bool resumable);
bool readNoise(FluidModifierData *fmd, int framenr, bool resumable);
bool readMesh(FluidModifierData *fmd, int framenr);
bool readParticles(FluidModifierData *fmd, int framenr, bool resumable);
bool readGuiding(FluidModifierData *fmd, int framenr, bool sourceDomain);
// Read cache (via file read functions in MANTA - e.g. read .bobj.gz meshes, .uni particles)
bool updateMeshStructures(FluidModifierData *fmd, int framenr);
bool updateFlipStructures(FluidModifierData *fmd, int framenr);
bool updateParticleStructures(FluidModifierData *fmd, int framenr);
bool updateSmokeStructures(FluidModifierData *fmd, int framenr);
bool updateNoiseStructures(FluidModifierData *fmd, int framenr);
bool updateVariables(FluidModifierData *fmd);
// Bake cache
bool bakeData(FluidModifierData *fmd, int framenr);
bool bakeNoise(FluidModifierData *fmd, int framenr);
bool bakeMesh(FluidModifierData *fmd, int framenr);
bool bakeParticles(FluidModifierData *fmd, int framenr);
bool bakeGuiding(FluidModifierData *fmd, int framenr);
// IO for Mantaflow scene script
void exportSmokeScript(struct FluidModifierData *fmd);
void exportLiquidScript(struct FluidModifierData *fmd);
// Check cache status by frame
bool hasConfig(FluidModifierData *fmd, int framenr);
bool hasData(FluidModifierData *fmd, int framenr);
bool hasNoise(FluidModifierData *fmd, int framenr);
bool hasMesh(FluidModifierData *fmd, int framenr);
bool hasParticles(FluidModifierData *fmd, int framenr);
bool hasGuiding(FluidModifierData *fmd, int framenr, bool sourceDomain);
inline size_t getTotalCells()
{
return mTotalCells;
}
inline size_t getTotalCellsHigh()
{
return mTotalCellsHigh;
}
inline bool usingNoise()
{
return mUsingNoise;
}
inline int getResX()
{
return mResX;
}
inline int getResY()
{
return mResY;
}
inline int getResZ()
{
return mResZ;
}
inline int getParticleResX()
{
return mResXParticle;
}
inline int getParticleResY()
{
return mResYParticle;
}
inline int getParticleResZ()
{
return mResZParticle;
}
inline int getMeshResX()
{
return mResXMesh;
}
inline int getMeshResY()
{
return mResYMesh;
}
inline int getMeshResZ()
{
return mResZMesh;
}
inline int getResXHigh()
{
return mResXNoise;
}
inline int getResYHigh()
{
return mResYNoise;
}
inline int getResZHigh()
{
return mResZNoise;
}
inline int getMeshUpres()
{
return mUpresMesh;
}
inline int getParticleUpres()
{
return mUpresParticle;
}
// Smoke getters
inline float *getDensity()
{
return mDensity;
}
inline float *getHeat()
{
return mHeat;
}
inline float *getVelocityX()
{
return mVelocityX;
}
inline float *getVelocityY()
{
return mVelocityY;
}
inline float *getVelocityZ()
{
return mVelocityZ;
}
inline float *getObVelocityX()
{
return mObVelocityX;
}
inline float *getObVelocityY()
{
return mObVelocityY;
}
inline float *getObVelocityZ()
{
return mObVelocityZ;
}
inline float *getGuideVelocityX()
{
return mGuideVelocityX;
}
inline float *getGuideVelocityY()
{
return mGuideVelocityY;
}
inline float *getGuideVelocityZ()
{
return mGuideVelocityZ;
}
inline float *getInVelocityX()
{
return mInVelocityX;
}
inline float *getInVelocityY()
{
return mInVelocityY;
}
inline float *getInVelocityZ()
{
return mInVelocityZ;
}
inline float *getForceX()
{
return mForceX;
}
inline float *getForceY()
{
return mForceY;
}
inline float *getForceZ()
{
return mForceZ;
}
inline int *getFlags()
{
return mFlags;
}
inline float *getNumObstacle()
{
return mNumObstacle;
}
inline float *getNumGuide()
{
return mNumGuide;
}
inline float *getFlame()
{
return mFlame;
}
inline float *getFuel()
{
return mFuel;
}
inline float *getReact()
{
return mReact;
}
inline float *getColorR()
{
return mColorR;
}
inline float *getColorG()
{
return mColorG;
}
inline float *getColorB()
{
return mColorB;
}
inline float *getShadow()
{
return mShadow;
}
inline float *getDensityIn()
{
return mDensityIn;
}
inline float *getHeatIn()
{
return mHeatIn;
}
inline float *getColorRIn()
{
return mColorRIn;
}
inline float *getColorGIn()
{
return mColorGIn;
}
inline float *getColorBIn()
{
return mColorBIn;
}
inline float *getFuelIn()
{
return mFuelIn;
}
inline float *getReactIn()
{
return mReactIn;
}
inline float *getEmissionIn()
{
return mEmissionIn;
}
inline float *getDensityHigh()
{
return mDensityHigh;
}
inline float *getFlameHigh()
{
return mFlameHigh;
}
inline float *getFuelHigh()
{
return mFuelHigh;
}
inline float *getReactHigh()
{
return mReactHigh;
}
inline float *getColorRHigh()
{
return mColorRHigh;
}
inline float *getColorGHigh()
{
return mColorGHigh;
}
inline float *getColorBHigh()
{
return mColorBHigh;
}
inline float *getTextureU()
{
return mTextureU;
}
inline float *getTextureV()
{
return mTextureV;
}
inline float *getTextureW()
{
return mTextureW;
}
inline float *getTextureU2()
{
return mTextureU2;
}
inline float *getTextureV2()
{
return mTextureV2;
}
inline float *getTextureW2()
{
return mTextureW2;
}
inline float *getPhiIn()
{
return mPhiIn;
}
inline float *getPhiStaticIn()
{
return mPhiStaticIn;
}
inline float *getPhiObsIn()
{
return mPhiObsIn;
}
inline float *getPhiObsStaticIn()
{
return mPhiObsStaticIn;
}
inline float *getPhiGuideIn()
{
return mPhiGuideIn;
}
inline float *getPhiOutIn()
{
return mPhiOutIn;
}
inline float *getPhiOutStaticIn()
{
return mPhiOutStaticIn;
}
inline float *getPhi()
{
return mPhi;
}
static atomic<int> solverID;
static int with_debug; // on or off (1 or 0), also sets manta debug level
// Mesh getters
inline int getNumVertices()
{
return (mMeshNodes && !mMeshNodes->empty()) ? mMeshNodes->size() : 0;
}
inline int getNumNormals()
{
return (mMeshNodes && !mMeshNodes->empty()) ? mMeshNodes->size() : 0;
}
inline int getNumTriangles()
{
return (mMeshTriangles && !mMeshTriangles->empty()) ? mMeshTriangles->size() : 0;
}
inline float getVertexXAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].pos[0];
}
return 0.0f;
}
inline float getVertexYAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].pos[1];
}
return 0.0f;
}
inline float getVertexZAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].pos[2];
}
return 0.0f;
}
inline float getNormalXAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].normal[0];
}
return 0.0f;
}
inline float getNormalYAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].normal[1];
}
return 0.0f;
}
inline float getNormalZAt(int i)
{
assert(i >= 0);
if (mMeshNodes && !mMeshNodes->empty()) {
assert(i < mMeshNodes->size());
return (*mMeshNodes)[i].normal[2];
}
return 0.0f;
}
inline int getTriangleXAt(int i)
{
assert(i >= 0);
if (mMeshTriangles && !mMeshTriangles->empty()) {
assert(i < mMeshTriangles->size());
return (*mMeshTriangles)[i].c[0];
}
return 0;
}
inline int getTriangleYAt(int i)
{
assert(i >= 0);
if (mMeshTriangles && !mMeshTriangles->empty()) {
assert(i < mMeshTriangles->size());
return (*mMeshTriangles)[i].c[1];
}
return 0;
}
inline int getTriangleZAt(int i)
{
assert(i >= 0);
if (mMeshTriangles && !mMeshTriangles->empty()) {
assert(i < mMeshTriangles->size());
return (*mMeshTriangles)[i].c[2];
}
return 0;
}
inline float getVertVelXAt(int i)
{
assert(i >= 0);
if (mMeshVelocities && !mMeshVelocities->empty()) {
assert(i < mMeshVelocities->size());
return (*mMeshVelocities)[i].pos[0];
}
return 0.0f;
}
inline float getVertVelYAt(int i)
{
assert(i >= 0);
if (mMeshVelocities && !mMeshVelocities->empty()) {
assert(i < mMeshVelocities->size());
return (*mMeshVelocities)[i].pos[1];
}
return 0.0f;
}
inline float getVertVelZAt(int i)
{
assert(i >= 0);
if (mMeshVelocities && !mMeshVelocities->empty()) {
assert(i < mMeshVelocities->size());
return (*mMeshVelocities)[i].pos[2];
}
return 0.0f;
}
// Particle getters
inline int getFlipParticleFlagAt(int i)
{
assert(i >= 0);
if (mFlipParticleData && !mFlipParticleData->empty()) {
assert(i < mFlipParticleData->size());
return (*mFlipParticleData)[i].flag;
}
return 0;
}
inline int getSndParticleFlagAt(int i)
{
assert(i >= 0);
if (mSndParticleData && !mSndParticleData->empty()) {
assert(i < mSndParticleData->size());
return (*mSndParticleData)[i].flag;
}
return 0;
}
inline float getFlipParticlePositionXAt(int i)
{
assert(i >= 0);
if (mFlipParticleData && !mFlipParticleData->empty()) {
assert(i < mFlipParticleData->size());
return (*mFlipParticleData)[i].pos[0];
}
return 0.0f;
}
inline float getFlipParticlePositionYAt(int i)
{
assert(i >= 0);
if (mFlipParticleData && !mFlipParticleData->empty()) {
assert(i < mFlipParticleData->size());
return (*mFlipParticleData)[i].pos[1];
}
return 0.0f;
}
inline float getFlipParticlePositionZAt(int i)
{
assert(i >= 0);
if (mFlipParticleData && !mFlipParticleData->empty()) {
assert(i < mFlipParticleData->size());
return (*mFlipParticleData)[i].pos[2];
}
return 0.0f;
}
inline float getSndParticlePositionXAt(int i)
{
assert(i >= 0);
if (mSndParticleData && !mSndParticleData->empty()) {
assert(i < mSndParticleData->size());
return (*mSndParticleData)[i].pos[0];
}
return 0.0f;
}
inline float getSndParticlePositionYAt(int i)
{
assert(i >= 0);
if (mSndParticleData && !mSndParticleData->empty()) {
assert(i < mSndParticleData->size());
return (*mSndParticleData)[i].pos[1];
}
return 0.0f;
}
inline float getSndParticlePositionZAt(int i)
{
assert(i >= 0);
if (mSndParticleData && !mSndParticleData->empty()) {
assert(i < mSndParticleData->size());
return (*mSndParticleData)[i].pos[2];
}
return 0.0f;
}
inline float getFlipParticleVelocityXAt(int i)
{
assert(i >= 0);
if (mFlipParticleVelocity && !mFlipParticleVelocity->empty()) {
assert(i < mFlipParticleVelocity->size());
return (*mFlipParticleVelocity)[i].pos[0];
}
return 0.0f;
}
inline float getFlipParticleVelocityYAt(int i)
{
assert(i >= 0);
if (mFlipParticleVelocity && !mFlipParticleVelocity->empty()) {
assert(i < mFlipParticleVelocity->size());
return (*mFlipParticleVelocity)[i].pos[1];
}
return 0.0f;
}
inline float getFlipParticleVelocityZAt(int i)
{
assert(i >= 0);
if (mFlipParticleVelocity && !mFlipParticleVelocity->empty()) {
assert(i < mFlipParticleVelocity->size());
return (*mFlipParticleVelocity)[i].pos[2];
}
return 0.0f;
}
inline float getSndParticleVelocityXAt(int i)
{
assert(i >= 0);
if (mSndParticleVelocity && !mSndParticleVelocity->empty()) {
assert(i < mSndParticleVelocity->size());
return (*mSndParticleVelocity)[i].pos[0];
}
return 0.0f;
}
inline float getSndParticleVelocityYAt(int i)
{
assert(i >= 0);
if (mSndParticleVelocity && !mSndParticleVelocity->empty()) {
assert(i < mSndParticleVelocity->size());
return (*mSndParticleVelocity)[i].pos[1];
}
return 0.0f;
}
inline float getSndParticleVelocityZAt(int i)
{
assert(i >= 0);
if (mSndParticleVelocity && !mSndParticleVelocity->empty()) {
assert(i < mSndParticleVelocity->size());
return (*mSndParticleVelocity)[i].pos[2];
}
return 0.0f;
}
inline float *getFlipParticleData()
{
return (mFlipParticleData && !mFlipParticleData->empty()) ?
(float *)&mFlipParticleData->front() :
NULL;
}
inline float *getSndParticleData()
{
return (mSndParticleData && !mSndParticleData->empty()) ? (float *)&mSndParticleData->front() :
NULL;
}
inline float *getFlipParticleVelocity()
{
return (mFlipParticleVelocity && !mFlipParticleVelocity->empty()) ?
(float *)&mFlipParticleVelocity->front() :
NULL;
}
inline float *getSndParticleVelocity()
{
return (mSndParticleVelocity && !mSndParticleVelocity->empty()) ?
(float *)&mSndParticleVelocity->front() :
NULL;
}
inline float *getSndParticleLife()
{
return (mSndParticleLife && !mSndParticleLife->empty()) ? (float *)&mSndParticleLife->front() :
NULL;
}
inline int getNumFlipParticles()
{
return (mFlipParticleData && !mFlipParticleData->empty()) ? mFlipParticleData->size() : 0;
}
inline int getNumSndParticles()
{
return (mSndParticleData && !mSndParticleData->empty()) ? mSndParticleData->size() : 0;
}
inline bool usingFlipFromFile()
{
return mFlipFromFile;
}
inline bool usingMeshFromFile()
{
return mMeshFromFile;
}
inline bool usingParticleFromFile()
{
return mParticlesFromFile;
}
// Direct access to solver time attributes
int getFrame();
float getTimestep();
void adaptTimestep();
bool needsRealloc(FluidModifierData *fmd);
private:
// simulation constants
size_t mTotalCells;
size_t mTotalCellsHigh;
size_t mTotalCellsMesh;
size_t mTotalCellsParticles;
unordered_map<string, string> mRNAMap;
int mCurrentID;
bool mUsingHeat;
bool mUsingColors;
bool mUsingFire;
bool mUsingObstacle;
bool mUsingGuiding;
bool mUsingFractions;
bool mUsingInvel;
bool mUsingOutflow;
bool mUsingNoise;
bool mUsingMesh;
bool mUsingDiffusion;
bool mUsingMVel;
bool mUsingLiquid;
bool mUsingSmoke;
bool mUsingDrops;
bool mUsingBubbles;
bool mUsingFloats;
bool mUsingTracers;
bool mFlipFromFile;
bool mMeshFromFile;
bool mParticlesFromFile;
bool mSmokeFromFile;
bool mNoiseFromFile;
int mResX;
int mResY;
int mResZ;
int mMaxRes;
int mResXNoise;
int mResYNoise;
int mResZNoise;
int mResXMesh;
int mResYMesh;
int mResZMesh;
int mResXParticle;
int mResYParticle;
int mResZParticle;
int *mResGuiding;
int mUpresMesh;
int mUpresParticle;
float mTempAmb; /* ambient temperature */
float mConstantScaling;
// Fluid grids
float *mVelocityX;
float *mVelocityY;
float *mVelocityZ;
float *mObVelocityX;
float *mObVelocityY;
float *mObVelocityZ;
float *mGuideVelocityX;
float *mGuideVelocityY;
float *mGuideVelocityZ;
float *mInVelocityX;
float *mInVelocityY;
float *mInVelocityZ;
float *mForceX;
float *mForceY;
float *mForceZ;
int *mFlags;
float *mNumObstacle;
float *mNumGuide;
// Smoke grids
float *mDensity;
float *mHeat;
float *mFlame;
float *mFuel;
float *mReact;
float *mColorR;
float *mColorG;
float *mColorB;
float *mShadow;
float *mDensityIn;
float *mHeatIn;
float *mFuelIn;
float *mReactIn;
float *mEmissionIn;
float *mColorRIn;
float *mColorGIn;
float *mColorBIn;
float *mDensityHigh;
float *mFlameHigh;
float *mFuelHigh;
float *mReactHigh;
float *mColorRHigh;
float *mColorGHigh;
float *mColorBHigh;
float *mTextureU;
float *mTextureV;
float *mTextureW;
float *mTextureU2;
float *mTextureV2;
float *mTextureW2;
// Liquid grids
float *mPhiIn;
float *mPhiStaticIn;
float *mPhiObsIn;
float *mPhiObsStaticIn;
float *mPhiGuideIn;
float *mPhiOutIn;
float *mPhiOutStaticIn;
float *mPhi;
// Mesh fields
vector<Node> *mMeshNodes;
vector<Triangle> *mMeshTriangles;
vector<pVel> *mMeshVelocities;
// Particle fields
vector<pData> *mFlipParticleData;
vector<pVel> *mFlipParticleVelocity;
vector<pData> *mSndParticleData;
vector<pVel> *mSndParticleVelocity;
vector<float> *mSndParticleLife;
void initializeRNAMap(struct FluidModifierData *doRnaRefresh = NULL);
bool initDomain(struct FluidModifierData *doRnaRefresh = NULL);
bool initNoise(struct FluidModifierData *doRnaRefresh = NULL);
bool initMesh(struct FluidModifierData *doRnaRefresh = NULL);
bool initSmoke(struct FluidModifierData *doRnaRefresh = NULL);
bool initSmokeNoise(struct FluidModifierData *doRnaRefresh = NULL);
void initializeMantaflow();
void terminateMantaflow();
bool runPythonString(vector<string> commands);
string getRealValue(const string &varName);
string parseLine(const string &line);
string parseScript(const string &setup_string, FluidModifierData *fmd = NULL);
string getDirectory(struct FluidModifierData *fmd, string subdirectory);
string getFile(struct FluidModifierData *fmd,
string subdirectory,
string fname,
string extension,
int framenr);
};
#endif
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