/
Simulation.cpp
5465 lines (5131 loc) · 143 KB
/
Simulation.cpp
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#include <cmath>
#include <set>
#ifdef _MSC_VER
#include <intrin.h>
#else
#include <strings.h>
#endif
#include "Air.h"
#include "Config.h"
#include "CoordStack.h"
#include "Elements.h"
#include "elements/Element.h"
#include "Gravity.h"
#include "Sample.h"
#include "Simulation.h"
#include "Snapshot.h"
#include "Misc.h"
#include "ToolClasses.h"
#include "client/GameSave.h"
#include "common/tpt-compat.h"
#include "common/tpt-minmax.h"
#include "gui/game/Brush.h"
#ifdef LUACONSOLE
#include "lua/LuaScriptInterface.h"
#include "lua/LuaScriptHelper.h"
#endif
int Simulation::Load(GameSave * save, bool includePressure)
{
return Load(0, 0, save, includePressure);
}
int Simulation::Load(int fullX, int fullY, GameSave * save, bool includePressure)
{
int x, y, r;
if (!save)
return 1;
try
{
save->Expand();
}
catch (ParseException)
{
return 1;
}
//Align to blockMap
int blockX = (fullX + CELL/2)/CELL;
int blockY = (fullY + CELL/2)/CELL;
fullX = blockX*CELL;
fullY = blockY*CELL;
unsigned int pmapmask = (1<<save->pmapbits)-1;
int partMap[PT_NUM];
for(int i = 0; i < PT_NUM; i++)
{
partMap[i] = i;
}
if(save->palette.size())
{
for(std::vector<GameSave::PaletteItem>::iterator iter = save->palette.begin(), end = save->palette.end(); iter != end; ++iter)
{
GameSave::PaletteItem pi = *iter;
if (pi.second > 0 && pi.second < PT_NUM)
{
int myId = 0;
for (int i = 0; i < PT_NUM; i++)
{
if (elements[i].Enabled && elements[i].Identifier == pi.first)
myId = i;
}
// if this is a custom element, set the ID to the ID we found when comparing identifiers in the palette map
// set type to 0 if we couldn't find an element with that identifier present when loading,
// unless this is a default element, in which case keep the current ID, because otherwise when an element is renamed it wouldn't show up anymore in older saves
if (myId != 0 || pi.first.find("DEFAULT_PT_") != 0)
partMap[pi.second] = myId;
}
}
}
int i;
// Map of soap particles loaded into this save, old ID -> new ID
std::map<unsigned int, unsigned int> soapList;
for (int n = 0; n < NPART && n < save->particlesCount; n++)
{
Particle tempPart = save->particles[n];
tempPart.x += (float)fullX;
tempPart.y += (float)fullY;
x = int(tempPart.x + 0.5f);
y = int(tempPart.y + 0.5f);
if (tempPart.type >= 0 && tempPart.type < PT_NUM)
tempPart.type = partMap[tempPart.type];
else
continue;
if ((player.spwn == 1 && tempPart.type==PT_STKM) || (player2.spwn == 1 && tempPart.type==PT_STKM2))
continue;
if ((tempPart.type == PT_SPAWN && elementCount[PT_SPAWN]) || (tempPart.type == PT_SPAWN2 && elementCount[PT_SPAWN2]))
continue;
if (!elements[tempPart.type].Enabled)
continue;
// These store type in ctype, but are special because they store extra information in the bits after type
if (tempPart.type == PT_CRAY || tempPart.type == PT_DRAY || tempPart.type == PT_CONV)
{
int ctype = tempPart.ctype & pmapmask;
int extra = tempPart.ctype >> save->pmapbits;
if (ctype >= 0 && ctype < PT_NUM)
ctype = partMap[ctype];
tempPart.ctype = PMAP(extra, ctype);
}
else if (GameSave::TypeInCtype(tempPart.type, tempPart.ctype))
{
tempPart.ctype = partMap[tempPart.ctype];
}
// also stores extra bits past type (only STOR right now)
if (GameSave::TypeInTmp(tempPart.type))
{
int tmp = tempPart.tmp & pmapmask;
int extra = tempPart.tmp >> save->pmapbits;
tmp = partMap[TYP(tmp)];
tempPart.tmp = PMAP(extra, tmp);
}
if (GameSave::TypeInTmp2(tempPart.type, tempPart.tmp2))
{
tempPart.tmp2 = partMap[tempPart.tmp2];
}
//Replace existing
if ((r = pmap[y][x]))
{
elementCount[parts[ID(r)].type]--;
parts[ID(r)] = tempPart;
i = ID(r);
elementCount[tempPart.type]++;
}
else if ((r = photons[y][x]))
{
elementCount[parts[ID(r)].type]--;
parts[ID(r)] = tempPart;
i = ID(r);
elementCount[tempPart.type]++;
}
//Allocate new particle
else
{
if (pfree == -1)
break;
i = pfree;
pfree = parts[i].life;
if (i > parts_lastActiveIndex)
parts_lastActiveIndex = i;
parts[i] = tempPart;
elementCount[tempPart.type]++;
}
switch (parts[i].type)
{
case PT_STKM:
Element_STKM::STKM_init_legs(this, &player, i);
player.spwn = 1;
player.elem = PT_DUST;
player.rocketBoots = false;
break;
case PT_STKM2:
Element_STKM::STKM_init_legs(this, &player2, i);
player2.spwn = 1;
player2.elem = PT_DUST;
player2.rocketBoots = false;
break;
case PT_SPAWN:
player.spawnID = i;
break;
case PT_SPAWN2:
player2.spawnID = i;
break;
case PT_FIGH:
for (int fcount = 0; fcount < MAX_FIGHTERS; fcount++)
{
if(!fighters[fcount].spwn)
{
fighcount++;
//currentPart.tmp = fcount;
parts[i].tmp = fcount;
Element_STKM::STKM_init_legs(this, &(fighters[fcount]), i);
fighters[fcount].spwn = 1;
fighters[fcount].elem = PT_DUST;
break;
}
}
break;
case PT_SOAP:
soapList.insert(std::pair<unsigned int, unsigned int>(n, i));
break;
}
}
parts_lastActiveIndex = NPART-1;
force_stacking_check = true;
Element_PPIP::ppip_changed = 1;
RecalcFreeParticles(false);
// fix SOAP links using soapList, a map of old particle ID -> new particle ID
// loop through every old particle (loaded from save), and convert .tmp / .tmp2
for (std::map<unsigned int, unsigned int>::iterator iter = soapList.begin(), end = soapList.end(); iter != end; ++iter)
{
int i = (*iter).second;
if ((parts[i].ctype & 0x2) == 2)
{
std::map<unsigned int, unsigned int>::iterator n = soapList.find(parts[i].tmp);
if (n != end)
parts[i].tmp = n->second;
// sometimes the proper SOAP isn't found. It should remove the link, but seems to break some saves
// so just ignore it
}
if ((parts[i].ctype & 0x4) == 4)
{
std::map<unsigned int, unsigned int>::iterator n = soapList.find(parts[i].tmp2);
if (n != end)
parts[i].tmp2 = n->second;
// sometimes the proper SOAP isn't found. It should remove the link, but seems to break some saves
// so just ignore it
}
}
for (size_t i = 0; i < save->signs.size() && signs.size() < MAXSIGNS; i++)
{
if (save->signs[i].text[0])
{
sign tempSign = save->signs[i];
tempSign.x += fullX;
tempSign.y += fullY;
signs.push_back(tempSign);
}
}
for(int saveBlockX = 0; saveBlockX < save->blockWidth; saveBlockX++)
{
for(int saveBlockY = 0; saveBlockY < save->blockHeight; saveBlockY++)
{
if(save->blockMap[saveBlockY][saveBlockX])
{
bmap[saveBlockY+blockY][saveBlockX+blockX] = save->blockMap[saveBlockY][saveBlockX];
fvx[saveBlockY+blockY][saveBlockX+blockX] = save->fanVelX[saveBlockY][saveBlockX];
fvy[saveBlockY+blockY][saveBlockX+blockX] = save->fanVelY[saveBlockY][saveBlockX];
}
if (includePressure)
{
if (save->hasPressure)
{
pv[saveBlockY+blockY][saveBlockX+blockX] = save->pressure[saveBlockY][saveBlockX];
vx[saveBlockY+blockY][saveBlockX+blockX] = save->velocityX[saveBlockY][saveBlockX];
vy[saveBlockY+blockY][saveBlockX+blockX] = save->velocityY[saveBlockY][saveBlockX];
}
if (save->hasAmbientHeat)
hv[saveBlockY+blockY][saveBlockX+blockX] = save->ambientHeat[saveBlockY][saveBlockX];
}
}
}
gravWallChanged = true;
air->RecalculateBlockAirMaps();
return 0;
}
GameSave * Simulation::Save(bool includePressure)
{
return Save(0, 0, XRES-1, YRES-1, includePressure);
}
GameSave * Simulation::Save(int fullX, int fullY, int fullX2, int fullY2, bool includePressure)
{
int blockX, blockY, blockX2, blockY2, blockW, blockH;
//Normalise incoming coords
int swapTemp;
if(fullY>fullY2)
{
swapTemp = fullY;
fullY = fullY2;
fullY2 = swapTemp;
}
if(fullX>fullX2)
{
swapTemp = fullX;
fullX = fullX2;
fullX2 = swapTemp;
}
//Align coords to blockMap
blockX = fullX/CELL;
blockY = fullY/CELL;
blockX2 = (fullX2+CELL)/CELL;
blockY2 = (fullY2+CELL)/CELL;
blockW = blockX2-blockX;
blockH = blockY2-blockY;
GameSave * newSave = new GameSave(blockW, blockH);
int storedParts = 0;
int elementCount[PT_NUM];
std::fill(elementCount, elementCount+PT_NUM, 0);
// Map of soap particles loaded into this save, new ID -> old ID
std::map<unsigned int, unsigned int> soapList;
std::set<int> paletteSet;
for (int i = 0; i < NPART; i++)
{
int x, y;
x = int(parts[i].x + 0.5f);
y = int(parts[i].y + 0.5f);
if (parts[i].type && x >= fullX && y >= fullY && x <= fullX2 && y <= fullY2)
{
Particle tempPart = parts[i];
tempPart.x -= blockX*CELL;
tempPart.y -= blockY*CELL;
if (elements[tempPart.type].Enabled)
{
if (tempPart.type == PT_SOAP)
soapList.insert(std::pair<unsigned int, unsigned int>(i, storedParts));
*newSave << tempPart;
storedParts++;
elementCount[tempPart.type]++;
paletteSet.insert(tempPart.type);
if (GameSave::TypeInCtype(tempPart.type, tempPart.ctype))
paletteSet.insert(tempPart.ctype);
if (GameSave::TypeInTmp(tempPart.type))
paletteSet.insert(TYP(tempPart.tmp));
if (GameSave::TypeInTmp2(tempPart.type, tempPart.tmp2))
paletteSet.insert(tempPart.tmp2);
}
}
}
if (storedParts)
{
for (int ID : paletteSet)
newSave->palette.push_back(GameSave::PaletteItem(elements[ID].Identifier, ID));
// fix SOAP links using soapList, a map of new particle ID -> old particle ID
// loop through every new particle (saved into the save), and convert .tmp / .tmp2
for (std::map<unsigned int, unsigned int>::iterator iter = soapList.begin(), end = soapList.end(); iter != end; ++iter)
{
int i = (*iter).second;
if ((newSave->particles[i].ctype & 0x2) == 2)
{
std::map<unsigned int, unsigned int>::iterator n = soapList.find(newSave->particles[i].tmp);
if (n != end)
newSave->particles[i].tmp = n->second;
else
{
newSave->particles[i].tmp = 0;
newSave->particles[i].ctype ^= 2;
}
}
if ((newSave->particles[i].ctype & 0x4) == 4)
{
std::map<unsigned int, unsigned int>::iterator n = soapList.find(newSave->particles[i].tmp2);
if (n != end)
newSave->particles[i].tmp2 = n->second;
else
{
newSave->particles[i].tmp2 = 0;
newSave->particles[i].ctype ^= 4;
}
}
}
}
for (size_t i = 0; i < MAXSIGNS && i < signs.size(); i++)
{
if(signs[i].text.length() && signs[i].x >= fullX && signs[i].y >= fullY && signs[i].x <= fullX2 && signs[i].y <= fullY2)
{
sign tempSign = signs[i];
tempSign.x -= blockX*CELL;
tempSign.y -= blockY*CELL;
*newSave << tempSign;
}
}
for(int saveBlockX = 0; saveBlockX < newSave->blockWidth; saveBlockX++)
{
for(int saveBlockY = 0; saveBlockY < newSave->blockHeight; saveBlockY++)
{
if(bmap[saveBlockY+blockY][saveBlockX+blockX])
{
newSave->blockMap[saveBlockY][saveBlockX] = bmap[saveBlockY+blockY][saveBlockX+blockX];
newSave->fanVelX[saveBlockY][saveBlockX] = fvx[saveBlockY+blockY][saveBlockX+blockX];
newSave->fanVelY[saveBlockY][saveBlockX] = fvy[saveBlockY+blockY][saveBlockX+blockX];
}
if (includePressure)
{
newSave->pressure[saveBlockY][saveBlockX] = pv[saveBlockY+blockY][saveBlockX+blockX];
newSave->velocityX[saveBlockY][saveBlockX] = vx[saveBlockY+blockY][saveBlockX+blockX];
newSave->velocityY[saveBlockY][saveBlockX] = vy[saveBlockY+blockY][saveBlockX+blockX];
newSave->ambientHeat[saveBlockY][saveBlockX] = hv[saveBlockY+blockY][saveBlockX+blockX];
newSave->hasPressure = true;
newSave->hasAmbientHeat = true;
}
}
}
SaveSimOptions(newSave);
newSave->pmapbits = PMAPBITS;
return newSave;
}
void Simulation::SaveSimOptions(GameSave * gameSave)
{
if (!gameSave)
return;
gameSave->gravityMode = gravityMode;
gameSave->airMode = air->airMode;
gameSave->edgeMode = edgeMode;
gameSave->legacyEnable = legacy_enable;
gameSave->waterEEnabled = water_equal_test;
gameSave->gravityEnable = grav->ngrav_enable;
gameSave->aheatEnable = aheat_enable;
}
Snapshot * Simulation::CreateSnapshot()
{
Snapshot * snap = new Snapshot();
snap->AirPressure.insert(snap->AirPressure.begin(), &pv[0][0], &pv[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->AirVelocityX.insert(snap->AirVelocityX.begin(), &vx[0][0], &vx[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->AirVelocityY.insert(snap->AirVelocityY.begin(), &vy[0][0], &vy[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->AmbientHeat.insert(snap->AmbientHeat.begin(), &hv[0][0], &hv[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->Particles.insert(snap->Particles.begin(), parts, parts+parts_lastActiveIndex+1);
snap->PortalParticles.insert(snap->PortalParticles.begin(), &portalp[0][0][0], &portalp[CHANNELS-1][8-1][80-1]);
snap->WirelessData.insert(snap->WirelessData.begin(), &wireless[0][0], &wireless[CHANNELS-1][2-1]);
snap->GravVelocityX.insert(snap->GravVelocityX.begin(), gravx, gravx+((XRES/CELL)*(YRES/CELL)));
snap->GravVelocityY.insert(snap->GravVelocityY.begin(), gravy, gravy+((XRES/CELL)*(YRES/CELL)));
snap->GravValue.insert(snap->GravValue.begin(), gravp, gravp+((XRES/CELL)*(YRES/CELL)));
snap->GravMap.insert(snap->GravMap.begin(), gravmap, gravmap+((XRES/CELL)*(YRES/CELL)));
snap->BlockMap.insert(snap->BlockMap.begin(), &bmap[0][0], &bmap[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->ElecMap.insert(snap->ElecMap.begin(), &emap[0][0], &emap[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->FanVelocityX.insert(snap->FanVelocityX.begin(), &fvx[0][0], &fvx[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->FanVelocityY.insert(snap->FanVelocityY.begin(), &fvy[0][0], &fvy[0][0]+((XRES/CELL)*(YRES/CELL)));
snap->stickmen.push_back(player2);
snap->stickmen.push_back(player);
snap->stickmen.insert(snap->stickmen.begin(), &fighters[0], &fighters[MAX_FIGHTERS]);
snap->signs = signs;
return snap;
}
void Simulation::Restore(const Snapshot & snap)
{
parts_lastActiveIndex = NPART-1;
elementRecount = true;
force_stacking_check = true;
std::copy(snap.AirPressure.begin(), snap.AirPressure.end(), &pv[0][0]);
std::copy(snap.AirVelocityX.begin(), snap.AirVelocityX.end(), &vx[0][0]);
std::copy(snap.AirVelocityY.begin(), snap.AirVelocityY.end(), &vy[0][0]);
std::copy(snap.AmbientHeat.begin(), snap.AmbientHeat.end(), &hv[0][0]);
for (int i = 0; i < NPART; i++)
parts[i].type = 0;
std::copy(snap.Particles.begin(), snap.Particles.end(), parts);
parts_lastActiveIndex = NPART-1;
RecalcFreeParticles(false);
std::copy(snap.PortalParticles.begin(), snap.PortalParticles.end(), &portalp[0][0][0]);
std::copy(snap.WirelessData.begin(), snap.WirelessData.end(), &wireless[0][0]);
if (grav->ngrav_enable)
{
std::copy(snap.GravVelocityX.begin(), snap.GravVelocityX.end(), gravx);
std::copy(snap.GravVelocityY.begin(), snap.GravVelocityY.end(), gravy);
std::copy(snap.GravValue.begin(), snap.GravValue.end(), gravp);
std::copy(snap.GravMap.begin(), snap.GravMap.end(), gravmap);
}
gravWallChanged = true;
std::copy(snap.BlockMap.begin(), snap.BlockMap.end(), &bmap[0][0]);
std::copy(snap.ElecMap.begin(), snap.ElecMap.end(), &emap[0][0]);
std::copy(snap.FanVelocityX.begin(), snap.FanVelocityX.end(), &fvx[0][0]);
std::copy(snap.FanVelocityY.begin(), snap.FanVelocityY.end(), &fvy[0][0]);
std::copy(snap.stickmen.begin(), snap.stickmen.end()-2, &fighters[0]);
player = snap.stickmen[snap.stickmen.size()-1];
player2 = snap.stickmen[snap.stickmen.size()-2];
signs = snap.signs;
}
void Simulation::clear_area(int area_x, int area_y, int area_w, int area_h)
{
float fx = area_x-.5f, fy = area_y-.5f;
for (int i = 0; i <= parts_lastActiveIndex; i++)
{
if (parts[i].type)
if (parts[i].x >= fx && parts[i].x <= fx+area_w+1 && parts[i].y >= fy && parts[i].y <= fy+area_h+1)
kill_part(i);
}
int cx1 = area_x/CELL, cy1 = area_y/CELL, cx2 = (area_x+area_w)/CELL, cy2 = (area_y+area_h)/CELL;
for (int y = cy1; y <= cy2; y++)
{
for (int x = cx1; x <= cx2; x++)
{
if (bmap[y][x] == WL_GRAV)
gravWallChanged = true;
bmap[y][x] = 0;
emap[y][x] = 0;
}
}
for( int i = signs.size()-1; i >= 0; i--)
{
if (signs[i].text.length() && signs[i].x >= area_x && signs[i].y >= area_y && signs[i].x <= area_x+area_w && signs[i].y <= area_y+area_h)
{
signs.erase(signs.begin()+i);
}
}
}
bool Simulation::FloodFillPmapCheck(int x, int y, int type)
{
if (type == 0)
return !pmap[y][x] && !photons[y][x];
if (elements[type].Properties&TYPE_ENERGY)
return TYP(photons[y][x]) == type;
else
return TYP(pmap[y][x]) == type;
}
int Simulation::flood_prop(int x, int y, size_t propoffset, PropertyValue propvalue, StructProperty::PropertyType proptype)
{
int i, x1, x2, dy = 1;
int did_something = 0;
int r = pmap[y][x];
if (!r)
r = photons[y][x];
if (!r)
return 0;
int parttype = TYP(r);
char * bitmap = (char*)malloc(XRES*YRES); //Bitmap for checking
if (!bitmap) return -1;
memset(bitmap, 0, XRES*YRES);
try
{
CoordStack cs;
cs.push(x, y);
do
{
cs.pop(x, y);
x1 = x2 = x;
while (x1>=CELL)
{
if (!FloodFillPmapCheck(x1-1, y, parttype) || bitmap[(y*XRES)+x1-1])
break;
x1--;
}
while (x2<XRES-CELL)
{
if (!FloodFillPmapCheck(x2+1, y, parttype) || bitmap[(y*XRES)+x2+1])
break;
x2++;
}
for (x=x1; x<=x2; x++)
{
i = pmap[y][x];
if (!i)
i = photons[y][x];
if (!i)
continue;
switch (proptype) {
case StructProperty::Float:
*((float*)(((char*)&parts[ID(i)])+propoffset)) = propvalue.Float;
break;
case StructProperty::ParticleType:
case StructProperty::Integer:
*((int*)(((char*)&parts[ID(i)])+propoffset)) = propvalue.Integer;
break;
case StructProperty::UInteger:
*((unsigned int*)(((char*)&parts[ID(i)])+propoffset)) = propvalue.UInteger;
break;
default:
break;
}
bitmap[(y*XRES)+x] = 1;
did_something = 1;
}
if (y>=CELL+dy)
for (x=x1; x<=x2; x++)
if (FloodFillPmapCheck(x, y-dy, parttype) && !bitmap[((y-dy)*XRES)+x])
cs.push(x, y-dy);
if (y<YRES-CELL-dy)
for (x=x1; x<=x2; x++)
if (FloodFillPmapCheck(x, y+dy, parttype) && !bitmap[((y+dy)*XRES)+x])
cs.push(x, y+dy);
} while (cs.getSize()>0);
}
catch (std::exception& e)
{
std::cerr << e.what() << std::endl;
free(bitmap);
return -1;
}
free(bitmap);
return did_something;
}
SimulationSample Simulation::GetSample(int x, int y)
{
SimulationSample sample;
sample.PositionX = x;
sample.PositionY = y;
if (x >= 0 && x < XRES && y >= 0 && y < YRES)
{
if (photons[y][x])
{
sample.particle = parts[ID(photons[y][x])];
sample.ParticleID = ID(photons[y][x]);
}
else if (pmap[y][x])
{
sample.particle = parts[ID(pmap[y][x])];
sample.ParticleID = ID(pmap[y][x]);
}
if (bmap[y/CELL][x/CELL])
{
sample.WallType = bmap[y/CELL][x/CELL];
}
sample.AirPressure = pv[y/CELL][x/CELL];
sample.AirTemperature = hv[y/CELL][x/CELL];
sample.AirVelocityX = vx[y/CELL][x/CELL];
sample.AirVelocityY = vy[y/CELL][x/CELL];
if(grav->ngrav_enable)
{
sample.Gravity = gravp[(y/CELL)*(XRES/CELL)+(x/CELL)];
sample.GravityVelocityX = gravx[(y/CELL)*(XRES/CELL)+(x/CELL)];
sample.GravityVelocityY = gravy[(y/CELL)*(XRES/CELL)+(x/CELL)];
}
}
else
sample.isMouseInSim = false;
sample.NumParts = NUM_PARTS;
return sample;
}
#define PMAP_CMP_CONDUCTIVE(pmap, t) (TYP(pmap)==(t) || (TYP(pmap)==PT_SPRK && parts[ID(pmap)].ctype==(t)))
int Simulation::FloodINST(int x, int y, int fullc, int cm)
{
int c = TYP(fullc);
int x1, x2;
int coord_stack_limit = XRES*YRES;
unsigned short (*coord_stack)[2];
int coord_stack_size = 0;
int created_something = 0;
if (c>=PT_NUM)
return 0;
if (cm==-1)
{
if (c==0)
{
cm = TYP(pmap[y][x]);
if (!cm)
return 0;
}
else
cm = 0;
}
if (TYP(pmap[y][x])!=cm || parts[ID(pmap[y][x])].life!=0)
return 1;
coord_stack = (short unsigned int (*)[2])malloc(sizeof(unsigned short)*2*coord_stack_limit);
coord_stack[coord_stack_size][0] = x;
coord_stack[coord_stack_size][1] = y;
coord_stack_size++;
do
{
coord_stack_size--;
x = coord_stack[coord_stack_size][0];
y = coord_stack[coord_stack_size][1];
x1 = x2 = x;
// go left as far as possible
while (x1>=CELL)
{
if (TYP(pmap[y][x1-1])!=cm || parts[ID(pmap[y][x1-1])].life!=0)
{
break;
}
x1--;
}
// go right as far as possible
while (x2<XRES-CELL)
{
if (TYP(pmap[y][x2+1])!=cm || parts[ID(pmap[y][x2+1])].life!=0)
{
break;
}
x2++;
}
// fill span
for (x=x1; x<=x2; x++)
{
if (create_part(-1, x, y, c, ID(fullc))>=0)
created_something = 1;
}
// add vertically adjacent pixels to stack
// (wire crossing for INST)
if (y>=CELL+1 && x1==x2 &&
PMAP_CMP_CONDUCTIVE(pmap[y-1][x1-1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y-1][x1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y-1][x1+1], cm) &&
!PMAP_CMP_CONDUCTIVE(pmap[y-2][x1-1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y-2][x1], cm) && !PMAP_CMP_CONDUCTIVE(pmap[y-2][x1+1], cm))
{
// travelling vertically up, skipping a horizontal line
if (TYP(pmap[y-2][x1])==cm && !parts[ID(pmap[y-2][x1])].life)
{
coord_stack[coord_stack_size][0] = x1;
coord_stack[coord_stack_size][1] = y-2;
coord_stack_size++;
if (coord_stack_size>=coord_stack_limit)
{
free(coord_stack);
return -1;
}
}
}
else if (y>=CELL+1)
{
for (x=x1; x<=x2; x++)
{
if (TYP(pmap[y-1][x])==cm && !parts[ID(pmap[y-1][x])].life)
{
if (x==x1 || x==x2 || y>=YRES-CELL-1 || !PMAP_CMP_CONDUCTIVE(pmap[y+1][x], cm) || PMAP_CMP_CONDUCTIVE(pmap[y+1][x+1], cm) || PMAP_CMP_CONDUCTIVE(pmap[y+1][x-1], cm))
{
// if at the end of a horizontal section, or if it's a T junction or not a 1px wire crossing
coord_stack[coord_stack_size][0] = x;
coord_stack[coord_stack_size][1] = y-1;
coord_stack_size++;
if (coord_stack_size>=coord_stack_limit)
{
free(coord_stack);
return -1;
}
}
}
}
}
if (y<YRES-CELL-1 && x1==x2 &&
PMAP_CMP_CONDUCTIVE(pmap[y+1][x1-1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y+1][x1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y+1][x1+1], cm) &&
!PMAP_CMP_CONDUCTIVE(pmap[y+2][x1-1], cm) && PMAP_CMP_CONDUCTIVE(pmap[y+2][x1], cm) && !PMAP_CMP_CONDUCTIVE(pmap[y+2][x1+1], cm))
{
// travelling vertically down, skipping a horizontal line
if (TYP(pmap[y+2][x1])==cm && !parts[ID(pmap[y+2][x1])].life)
{
coord_stack[coord_stack_size][0] = x1;
coord_stack[coord_stack_size][1] = y+2;
coord_stack_size++;
if (coord_stack_size>=coord_stack_limit)
{
free(coord_stack);
return -1;
}
}
}
else if (y<YRES-CELL-1)
{
for (x=x1; x<=x2; x++)
{
if (TYP(pmap[y+1][x])==cm && !parts[ID(pmap[y+1][x])].life)
{
if (x==x1 || x==x2 || y<0 || !PMAP_CMP_CONDUCTIVE(pmap[y-1][x], cm) || PMAP_CMP_CONDUCTIVE(pmap[y-1][x+1], cm) || PMAP_CMP_CONDUCTIVE(pmap[y-1][x-1], cm))
{
// if at the end of a horizontal section, or if it's a T junction or not a 1px wire crossing
coord_stack[coord_stack_size][0] = x;
coord_stack[coord_stack_size][1] = y+1;
coord_stack_size++;
if (coord_stack_size>=coord_stack_limit)
{
free(coord_stack);
return -1;
}
}
}
}
}
} while (coord_stack_size>0);
free(coord_stack);
return created_something;
}
int Simulation::flood_water(int x, int y, int i, int originaly, int check)
{
int x1 = 0,x2 = 0;
// go left as far as possible
x1 = x2 = x;
if (!pmap[y][x])
return 1;
while (x1>=CELL)
{
if ((elements[TYP(pmap[y][x1-1])].Falldown) != 2)
{
break;
}
x1--;
}
while (x2<XRES-CELL)
{
if ((elements[TYP(pmap[y][x2+1])].Falldown) != 2)
{
break;
}
x2++;
}
// fill span
for (x=x1; x<=x2; x++)
{
if (check)
parts[ID(pmap[y][x])].flags &= ~FLAG_WATEREQUAL;//flag it as checked (different from the original particle's checked flag)
else
parts[ID(pmap[y][x])].flags |= FLAG_WATEREQUAL;
//check above, maybe around other sides too?
if ( ((y-1) > originaly) && !pmap[y-1][x] && eval_move(parts[i].type, x, y-1, NULL))
{
int oldx = (int)(parts[i].x + 0.5f);
int oldy = (int)(parts[i].y + 0.5f);
pmap[y-1][x] = pmap[oldy][oldx];
pmap[oldy][oldx] = 0;
parts[i].x = x;
parts[i].y = y-1;
return 0;
}
}
// fill children
if (y>=CELL+1)
for (x=x1; x<=x2; x++)
if ((elements[TYP(pmap[y-1][x])].Falldown)==2 && (parts[ID(pmap[y-1][x])].flags & FLAG_WATEREQUAL) == check)
if (!flood_water(x, y-1, i, originaly, check))
return 0;
if (y<YRES-CELL-1)
for (x=x1; x<=x2; x++)
if ((elements[TYP(pmap[y+1][x])].Falldown)==2 && (parts[ID(pmap[y+1][x])].flags & FLAG_WATEREQUAL) == check)
if (!flood_water(x, y+1, i, originaly, check))
return 0;
return 1;
}
void Simulation::SetEdgeMode(int newEdgeMode)
{
edgeMode = newEdgeMode;
switch(edgeMode)
{
case 0:
case 2:
for(int i = 0; i<(XRES/CELL); i++)
{
bmap[0][i] = 0;
bmap[YRES/CELL-1][i] = 0;
}
for(int i = 1; i<((YRES/CELL)-1); i++)
{
bmap[i][0] = 0;
bmap[i][XRES/CELL-1] = 0;
}
break;
case 1:
int i;
for(i=0; i<(XRES/CELL); i++)
{
bmap[0][i] = WL_WALL;
bmap[YRES/CELL-1][i] = WL_WALL;
}
for(i=1; i<((YRES/CELL)-1); i++)
{
bmap[i][0] = WL_WALL;
bmap[i][XRES/CELL-1] = WL_WALL;
}
break;
default:
SetEdgeMode(0);
}
}
void Simulation::ApplyDecoration(int x, int y, int colR_, int colG_, int colB_, int colA_, int mode)
{
int rp;
float tr, tg, tb, ta, colR = colR_, colG = colG_, colB = colB_, colA = colA_;
float strength = 0.01f;
rp = pmap[y][x];
if (!rp)
rp = photons[y][x];
if (!rp)
return;
ta = (parts[ID(rp)].dcolour>>24)&0xFF;
tr = (parts[ID(rp)].dcolour>>16)&0xFF;
tg = (parts[ID(rp)].dcolour>>8)&0xFF;
tb = (parts[ID(rp)].dcolour)&0xFF;
ta /= 255.0f; tr /= 255.0f; tg /= 255.0f; tb /= 255.0f;
colR /= 255.0f; colG /= 255.0f; colB /= 255.0f; colA /= 255.0f;
if (mode == DECO_DRAW)
{
ta = colA;
tr = colR;
tg = colG;
tb = colB;
}
else if (mode == DECO_CLEAR)
{
ta = tr = tg = tb = 0.0f;
}
else if (mode == DECO_ADD)
{
//ta += (colA*strength)*colA;
tr += (colR*strength)*colA;
tg += (colG*strength)*colA;
tb += (colB*strength)*colA;
}
else if (mode == DECO_SUBTRACT)
{
//ta -= (colA*strength)*colA;
tr -= (colR*strength)*colA;
tg -= (colG*strength)*colA;
tb -= (colB*strength)*colA;
}
else if (mode == DECO_MULTIPLY)
{
tr *= 1.0f+(colR*strength)*colA;
tg *= 1.0f+(colG*strength)*colA;
tb *= 1.0f+(colB*strength)*colA;
}
else if (mode == DECO_DIVIDE)
{
tr /= 1.0f+(colR*strength)*colA;
tg /= 1.0f+(colG*strength)*colA;
tb /= 1.0f+(colB*strength)*colA;
}
else if (mode == DECO_SMUDGE)
{
if (x >= CELL && x < XRES-CELL && y >= CELL && y < YRES-CELL)
{
float tas = 0.0f, trs = 0.0f, tgs = 0.0f, tbs = 0.0f;
int rx, ry;
float num = 0;
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
{
if (abs(rx)+abs(ry) > 2 && TYP(pmap[y+ry][x+rx]) && parts[ID(pmap[y+ry][x+rx])].dcolour)
{
Particle part = parts[ID(pmap[y+ry][x+rx])];
num += 1.0f;
tas += ((float)((part.dcolour>>24)&0xFF));
trs += ((float)((part.dcolour>>16)&0xFF));
tgs += ((float)((part.dcolour>>8)&0xFF));
tbs += ((float)((part.dcolour)&0xFF));
}
}
if (num == 0)
return;
ta = (tas/num)/255.0f;
tr = (trs/num)/255.0f;
tg = (tgs/num)/255.0f;
tb = (tbs/num)/255.0f;
if (!parts[ID(rp)].dcolour)
ta -= 3/255.0f;
}
}
ta *= 255.0f; tr *= 255.0f; tg *= 255.0f; tb *= 255.0f;
ta += .5f; tr += .5f; tg += .5f; tb += .5f;
colA_ = ta;
colR_ = tr;
colG_ = tg;
colB_ = tb;
if(colA_ > 255)
colA_ = 255;
else if(colA_ < 0)
colA_ = 0;
if(colR_ > 255)
colR_ = 255;
else if(colR_ < 0)
colR_ = 0;
if(colG_ > 255)
colG_ = 255;
else if(colG_ < 0)
colG_ = 0;
if(colB_ > 255)
colB_ = 255;
else if(colB_ < 0)
colB_ = 0;