3890 lines
100 KiB
C++
3890 lines
100 KiB
C++
//#include <cstdlib>
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#include <cmath>
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#include "Config.h"
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#include "Simulation.h"
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#include "Elements.h"
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//#include "ElementFunctions.h"
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#include "Air.h"
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#include "Gravity.h"
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#include "SaveLoader.h"
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#include "elements/Element.h"
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#undef LUACONSOLE
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//#include "cat/LuaScriptHelper.h"
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int Simulation::Load(unsigned char * data, int dataLength)
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{
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return SaveLoader::Load(data, dataLength, this, true, 0, 0);
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}
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int Simulation::Load(int x, int y, unsigned char * data, int dataLength)
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{
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return SaveLoader::Load(data, dataLength, this, false, x, y);
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}
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unsigned char * Simulation::Save(int & dataLength)
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{
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return SaveLoader::Build(dataLength, this, 0, 0, XRES, YRES);
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}
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unsigned char * Simulation::Save(int x1, int y1, int x2, int y2, int & dataLength)
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{
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return SaveLoader::Build(dataLength, this, x1, y1, x2-x1, y2-y1);
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}
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void Simulation::clear_area(int area_x, int area_y, int area_w, int area_h)
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{
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int cx = 0;
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int cy = 0;
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for (cy=0; cy<area_h; cy++)
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{
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for (cx=0; cx<area_w; cx++)
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{
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bmap[(cy+area_y)/CELL][(cx+area_x)/CELL] = 0;
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delete_part(cx+area_x, cy+area_y, 0);
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}
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}
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}
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void Simulation::CreateBox(int x1, int y1, int x2, int y2, int c, int flags)
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{
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int i, j;
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if (c==SPC_PROP)
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return;
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if (x1>x2)
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{
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i = x2;
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x2 = x1;
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x1 = i;
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}
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if (y1>y2)
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{
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j = y2;
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y2 = y1;
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y1 = j;
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}
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for (j=y1; j<=y2; j++)
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for (i=x1; i<=x2; i++)
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CreateParts(i, j, 0, 0, c, flags);
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}
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void Simulation::CreateWallBox(int x1, int y1, int x2, int y2, int c, int flags)
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{
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int i, j;
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if (x1>x2)
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{
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i = x2;
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x2 = x1;
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x1 = i;
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}
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if (y1>y2)
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{
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j = y2;
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y2 = y1;
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y1 = j;
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}
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for (j=y1; j<=y2; j++)
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for (i=x1; i<=x2; i++)
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CreateWalls(i, j, 0, 0, c, flags);
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}
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int Simulation::flood_prop_2(int x, int y, size_t propoffset, void * propvalue, int proptype, int parttype, char * bitmap)
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{
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int x1, x2, i, dy = 1;
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x1 = x2 = x;
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while (x1>=CELL)
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{
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if ((pmap[y][x1-1]&0xFF)!=parttype || bitmap[(y*XRES)+x1-1])
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{
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break;
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}
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x1--;
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}
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while (x2<XRES-CELL)
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{
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if ((pmap[y][x2+1]&0xFF)!=parttype || bitmap[(y*XRES)+x2+1])
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{
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break;
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}
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x2++;
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}
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for (x=x1; x<=x2; x++)
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{
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i = pmap[y][x]>>8;
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if(proptype==2){
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*((float*)(((char*)&parts[i])+propoffset)) = *((float*)propvalue);
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} else if(proptype==0) {
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*((int*)(((char*)&parts[i])+propoffset)) = *((int*)propvalue);
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} else if(proptype==1) {
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*((char*)(((char*)&parts[i])+propoffset)) = *((char*)propvalue);
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}
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bitmap[(y*XRES)+x] = 1;
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}
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if (y>=CELL+dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y-dy][x]&0xFF)==parttype && !bitmap[((y-dy)*XRES)+x])
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if (!flood_prop_2(x, y-dy, propoffset, propvalue, proptype, parttype, bitmap))
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return 0;
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if (y<YRES-CELL-dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y+dy][x]&0xFF)==parttype && !bitmap[((y+dy)*XRES)+x])
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if (!flood_prop_2(x, y+dy, propoffset, propvalue, proptype, parttype, bitmap))
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return 0;
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return 1;
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}
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int Simulation::flood_prop(int x, int y, size_t propoffset, void * propvalue, int proptype)
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{
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int r = 0;
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char * bitmap = (char *)malloc(XRES*YRES); //Bitmap for checking
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memset(bitmap, 0, XRES*YRES);
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r = pmap[y][x];
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flood_prop_2(x, y, propoffset, propvalue, proptype, r&0xFF, bitmap);
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free(bitmap);
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return 0;
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}
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Particle Simulation::Get(int x, int y)
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{
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if(pmap[y][x])
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return parts[pmap[y][x]>>8];
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if(photons[y][x])
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return parts[photons[y][x]>>8];
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return Particle();
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}
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int Simulation::FloodParts(int x, int y, int fullc, int cm, int bm, int flags)
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{
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int c = fullc&0xFF;
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int x1, x2, dy = 1;
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int co = c;
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if (c==SPC_PROP)
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return 0;
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if (cm==PT_INST&&co==PT_SPRK)
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if ((pmap[y][x]&0xFF)==PT_SPRK)
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return 0;
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if (cm==-1)
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{
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if (c==0)
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{
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cm = pmap[y][x]&0xFF;
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if (!cm)
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return 0;
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//if ((flags&BRUSH_REPLACEMODE) && cm!=SLALT)
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// return 0;
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}
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else
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cm = 0;
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}
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if (bm==-1)
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{
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if (c-UI_WALLSTART+UI_ACTUALSTART==WL_ERASE)
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{
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bm = bmap[y/CELL][x/CELL];
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if (!bm)
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return 0;
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if (bm==WL_WALL)
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cm = 0xFF;
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}
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else
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bm = 0;
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}
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if (((pmap[y][x]&0xFF)!=cm || bmap[y/CELL][x/CELL]!=bm )/*||( (flags&BRUSH_SPECIFIC_DELETE) && cm!=SLALT)*/)
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return 1;
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// go left as far as possible
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x1 = x2 = x;
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while (x1>=CELL)
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{
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if ((pmap[y][x1-1]&0xFF)!=cm || bmap[y/CELL][(x1-1)/CELL]!=bm)
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{
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break;
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}
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x1--;
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}
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while (x2<XRES-CELL)
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{
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if ((pmap[y][x2+1]&0xFF)!=cm || bmap[y/CELL][(x2+1)/CELL]!=bm)
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{
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break;
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}
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x2++;
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}
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// fill span
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for (x=x1; x<=x2; x++)
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{
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if (cm==PT_INST&&co==PT_SPRK)
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{
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if (create_part(-1,x, y, fullc)==-1)
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return 0;
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}
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else if (!CreateParts(x, y, 0, 0, fullc, flags))
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return 0;
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}
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// fill children
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if (cm==PT_INST&&co==PT_SPRK)//wire crossing for INST
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{
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if (y>=CELL+dy && x1==x2 &&
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((pmap[y-1][x1-1]&0xFF)==PT_INST||(pmap[y-1][x1-1]&0xFF)==PT_SPRK) && ((pmap[y-1][x1]&0xFF)==PT_INST||(pmap[y-1][x1]&0xFF)==PT_SPRK) && ((pmap[y-1][x1+1]&0xFF)==PT_INST || (pmap[y-1][x1+1]&0xFF)==PT_SPRK) &&
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(pmap[y-2][x1-1]&0xFF)!=PT_INST && ((pmap[y-2][x1]&0xFF)==PT_INST ||(pmap[y-2][x1]&0xFF)==PT_SPRK) && (pmap[y-2][x1+1]&0xFF)!=PT_INST)
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FloodParts(x1, y-2, fullc, cm, bm, flags);
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else if (y>=CELL+dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y-1][x]&0xFF)!=PT_SPRK)
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{
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if (x==x1 || x==x2 || y>=YRES-CELL-1 ||
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(pmap[y-1][x-1]&0xFF)==PT_INST || (pmap[y-1][x+1]&0xFF)==PT_INST ||
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(pmap[y+1][x-1]&0xFF)==PT_INST || ((pmap[y+1][x]&0xFF)!=PT_INST&&(pmap[y+1][x]&0xFF)!=PT_SPRK) || (pmap[y+1][x+1]&0xFF)==PT_INST)
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FloodParts(x, y-dy, fullc, cm, bm, flags);
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}
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if (y<YRES-CELL-dy && x1==x2 &&
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((pmap[y+1][x1-1]&0xFF)==PT_INST||(pmap[y+1][x1-1]&0xFF)==PT_SPRK) && ((pmap[y+1][x1]&0xFF)==PT_INST||(pmap[y+1][x1]&0xFF)==PT_SPRK) && ((pmap[y+1][x1+1]&0xFF)==PT_INST || (pmap[y+1][x1+1]&0xFF)==PT_SPRK) &&
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(pmap[y+2][x1-1]&0xFF)!=PT_INST && ((pmap[y+2][x1]&0xFF)==PT_INST ||(pmap[y+2][x1]&0xFF)==PT_SPRK) && (pmap[y+2][x1+1]&0xFF)!=PT_INST)
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FloodParts(x1, y+2, fullc, cm, bm, flags);
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else if (y<YRES-CELL-dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y+1][x]&0xFF)!=PT_SPRK)
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{
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if (x==x1 || x==x2 || y<0 ||
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(pmap[y+1][x-1]&0xFF)==PT_INST || (pmap[y+1][x+1]&0xFF)==PT_INST ||
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(pmap[y-1][x-1]&0xFF)==PT_INST || ((pmap[y-1][x]&0xFF)!=PT_INST&&(pmap[y-1][x]&0xFF)!=PT_SPRK) || (pmap[y-1][x+1]&0xFF)==PT_INST)
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FloodParts(x, y+dy, fullc, cm, bm, flags);
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}
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}
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else
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{
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if (y>=CELL+dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y-dy][x]&0xFF)==cm && bmap[(y-dy)/CELL][x/CELL]==bm)
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if (!FloodParts(x, y-dy, fullc, cm, bm, flags))
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return 0;
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if (y<YRES-CELL-dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y+dy][x]&0xFF)==cm && bmap[(y+dy)/CELL][x/CELL]==bm)
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if (!FloodParts(x, y+dy, fullc, cm, bm, flags))
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return 0;
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}
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if (!(cm==PT_INST&&co==PT_SPRK))
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return 1;
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return 0;
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}
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int Simulation::FloodWalls(int x, int y, int c, int cm, int bm, int flags)
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{
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int x1, x2, dy = CELL;
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int co = c;
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if (cm==-1)
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{
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if (c==0)
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{
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cm = pmap[y][x]&0xFF;
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if (!cm)
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return 0;
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//if ((flags&BRUSH_REPLACEMODE) && cm!=SLALT)
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// return 0;
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}
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else
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cm = 0;
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}
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if (bm==-1)
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{
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if (c==WL_ERASE)
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{
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bm = bmap[y/CELL][x/CELL];
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if (!bm)
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return 0;
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if (bm==WL_WALL)
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cm = 0xFF;
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}
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else
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bm = 0;
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}
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if (((pmap[y][x]&0xFF)!=cm || bmap[y/CELL][x/CELL]!=bm )/*||( (flags&BRUSH_SPECIFIC_DELETE) && cm!=SLALT)*/)
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return 1;
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// go left as far as possible
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x1 = x2 = x;
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while (x1>=CELL)
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{
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if ((pmap[y][x1-1]&0xFF)!=cm || bmap[y/CELL][(x1-1)/CELL]!=bm)
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{
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break;
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}
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x1--;
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}
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while (x2<XRES-CELL)
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{
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if ((pmap[y][x2+1]&0xFF)!=cm || bmap[y/CELL][(x2+1)/CELL]!=bm)
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{
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break;
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}
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x2++;
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}
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// fill span
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for (x=x1; x<=x2; x++)
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{
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if (!CreateWalls(x, y, 0, 0, c, flags))
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return 0;
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}
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// fill children
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if (y>=CELL+dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y-dy][x]&0xFF)==cm && bmap[(y-dy)/CELL][x/CELL]==bm)
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if (!FloodWalls(x, y-dy, c, cm, bm, flags))
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return 0;
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if (y<YRES-CELL-dy)
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for (x=x1; x<=x2; x++)
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if ((pmap[y+dy][x]&0xFF)==cm && bmap[(y+dy)/CELL][x/CELL]==bm)
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if (!FloodWalls(x, y+dy, c, cm, bm, flags))
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return 0;
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return 0;
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}
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int Simulation::flood_water(int x, int y, int i, int originaly, int check)
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{
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int x1 = 0,x2 = 0;
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// go left as far as possible
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x1 = x2 = x;
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if (!pmap[y][x])
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return 1;
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while (x1>=CELL)
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{
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if ((elements[(pmap[y][x1-1]&0xFF)].Falldown)!=2)
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{
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break;
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}
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x1--;
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}
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while (x2<XRES-CELL)
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{
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if ((elements[(pmap[y][x2+1]&0xFF)].Falldown)!=2)
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{
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break;
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}
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x2++;
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}
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// fill span
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for (x=x1; x<=x2; x++)
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{
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parts[pmap[y][x]>>8].tmp2 = !check;//flag it as checked, maybe shouldn't use .tmp2
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//check above, maybe around other sides too?
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if ( ((y-1) > originaly) && !pmap[y-1][x] && eval_move(parts[i].type, x, y-1, NULL))
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{
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int oldx = (int)(parts[i].x + 0.5f);
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int oldy = (int)(parts[i].y + 0.5f);
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pmap[y-1][x] = pmap[oldy][oldx];
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pmap[oldy][oldx] = 0;
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parts[i].x = x;
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parts[i].y = y-1;
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return 0;
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}
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}
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// fill children
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if (y>=CELL+1)
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for (x=x1; x<=x2; x++)
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if ((elements[(pmap[y-1][x]&0xFF)].Falldown)==2 && parts[pmap[y-1][x]>>8].tmp2 == check)
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if (!flood_water(x, y-1, i, originaly, check))
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return 0;
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if (y<YRES-CELL-1)
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for (x=x1; x<=x2; x++)
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if ((elements[(pmap[y+1][x]&0xFF)].Falldown)==2 && parts[pmap[y+1][x]>>8].tmp2 == check)
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if (!flood_water(x, y+1, i, originaly, check))
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return 0;
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return 1;
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}
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//wrapper around create_part to create TESC with correct tmp value
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int Simulation::create_part_add_props(int p, int x, int y, int tv, int rx, int ry)
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{
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p=create_part(p, x, y, tv);
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if (tv==PT_TESC)
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{
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parts[p].tmp=rx*4+ry*4+7;
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if (parts[p].tmp>300)
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parts[p].tmp=300;
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}
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return p;
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}
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void Simulation::ApplyDecoration(int x, int y, int colR_, int colG_, int colB_, int colA_, int mode)
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{
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int rp;
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float tr, tg, tb, ta, colR = colR_, colG = colG_, colB = colB_, colA = colA_;
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rp = pmap[y][x];
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if (!rp)
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return;
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ta = (parts[rp>>8].dcolour>>24)&0xFF;
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tr = (parts[rp>>8].dcolour>>16)&0xFF;
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tg = (parts[rp>>8].dcolour>>8)&0xFF;
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tb = (parts[rp>>8].dcolour)&0xFF;
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ta /= 255.0f; tr /= 255.0f; tg /= 255.0f; tb /= 255.0f;
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colR /= 255.0f; colG /= 255.0f; colB /= 255.0f; colA /= 255.0f;
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if (mode == DECO_DRAW)
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{
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ta = colA;
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tr = colR;
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tg = colG;
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tb = colB;
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}
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else if (mode == DECO_ADD)
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{
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ta += (colA*0.1f)*colA;
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tr += (colR*0.1f)*colA;
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tg += (colG*0.1f)*colA;
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tb += (colB*0.1f)*colA;
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}
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else if (mode == DECO_SUBTRACT)
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{
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ta -= (colA*0.1f)*colA;
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tr -= (colR*0.1f)*colA;
|
|
tg -= (colG*0.1f)*colA;
|
|
tb -= (colB*0.1f)*colA;
|
|
}
|
|
else if (mode == DECO_MULTIPLY)
|
|
{
|
|
tr *= 1.0f+(colR*0.1f)*colA;
|
|
tg *= 1.0f+(colG*0.1f)*colA;
|
|
tb *= 1.0f+(colB*0.1f)*colA;
|
|
}
|
|
else if (mode == DECO_DIVIDE)
|
|
{
|
|
tr /= 1.0f+(colR*0.1f)*colA;
|
|
tg /= 1.0f+(colG*0.1f)*colA;
|
|
tb /= 1.0f+(colB*0.1f)*colA;
|
|
}
|
|
else if (mode == DECO_SMUDGE)
|
|
{
|
|
int rx, ry, num = 0;
|
|
for (rx=-2; rx<3; rx++)
|
|
for (ry=-2; ry<3; ry++)
|
|
{
|
|
if ((pmap[y+ry][x+rx]&0xFF) && parts[pmap[y+ry][x+rx]>>8].dcolour)
|
|
{
|
|
num++;
|
|
ta += float((parts[pmap[y+ry][x+rx]>>8].dcolour>>24)&0xFF)/255.0f;
|
|
tr += float((parts[pmap[y+ry][x+rx]>>8].dcolour>>16)&0xFF)/255.0f;
|
|
tg += float((parts[pmap[y+ry][x+rx]>>8].dcolour>>8)&0xFF)/255.0f;
|
|
tb += float((parts[pmap[y+ry][x+rx]>>8].dcolour)&0xFF)/255.0f;
|
|
}
|
|
}
|
|
if (num == 0)
|
|
return;
|
|
ta = ta/float(num)+0.5f;
|
|
tr = tr/float(num)+0.5f;
|
|
tg = tg/float(num)+0.5f;
|
|
tb = tb/float(num)+0.5f;
|
|
}
|
|
|
|
colA_ = ta*255.0f;
|
|
colR_ = tr*255.0f;
|
|
colG_ = tg*255.0f;
|
|
colB_ = tb*255.0f;
|
|
|
|
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;
|
|
parts[rp>>8].dcolour = ((colA_<<24)|(colR_<<16)|(colG_<<8)|colB_);
|
|
}
|
|
|
|
void Simulation::ApplyDecorationPoint(int x, int y, int rx, int ry, int colR, int colG, int colB, int colA, int mode, Brush * cBrush)
|
|
{
|
|
int i, j;
|
|
|
|
if(cBrush)
|
|
{
|
|
rx = cBrush->GetRadius().X;
|
|
ry = cBrush->GetRadius().Y;
|
|
}
|
|
|
|
if (rx == 0 && ry == 0)
|
|
{
|
|
ApplyDecoration(x, y, colR, colG, colB, colA, mode);
|
|
return;
|
|
}
|
|
|
|
unsigned char *bitmap = cBrush->GetBitmap();
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if(bitmap[(j+ry)*(rx*2)+(i+rx)])
|
|
ApplyDecoration(x+i, y+j, colR, colG, colB, colA, mode);
|
|
}
|
|
|
|
void Simulation::ApplyDecorationBox(int x1, int y1, int x2, int y2, int colR, int colG, int colB, int colA, int mode)
|
|
{
|
|
int i, j;
|
|
|
|
if (x1>x2)
|
|
{
|
|
i = x2;
|
|
x2 = x1;
|
|
x1 = i;
|
|
}
|
|
if (y1>y2)
|
|
{
|
|
j = y2;
|
|
y2 = y1;
|
|
y1 = j;
|
|
}
|
|
for (j=y1; j<=y2; j++)
|
|
for (i=x1; i<=x2; i++)
|
|
ApplyDecorationPoint(i, j, 0, 0, colR, colG, colB, colA, mode);
|
|
}
|
|
|
|
void Simulation::ApplyDecorationLine(int x1, int y1, int x2, int y2, int rx, int ry, int colR, int colG, int colB, int colA, int mode, Brush * cBrush)
|
|
{
|
|
int cp=abs(y2-y1)>abs(x2-x1), x, y, dx, dy, sy;
|
|
float e, de;
|
|
if (cp)
|
|
{
|
|
y = x1;
|
|
x1 = y1;
|
|
y1 = y;
|
|
y = x2;
|
|
x2 = y2;
|
|
y2 = y;
|
|
}
|
|
if (x1 > x2)
|
|
{
|
|
y = x1;
|
|
x1 = x2;
|
|
x2 = y;
|
|
y = y1;
|
|
y1 = y2;
|
|
y2 = y;
|
|
}
|
|
dx = x2 - x1;
|
|
dy = abs(y2 - y1);
|
|
e = 0.0f;
|
|
if (dx)
|
|
de = dy/(float)dx;
|
|
else
|
|
de = 0.0f;
|
|
y = y1;
|
|
sy = (y1<y2) ? 1 : -1;
|
|
for (x=x1; x<=x2; x++)
|
|
{
|
|
if (cp)
|
|
ApplyDecorationPoint(y, x, rx, ry, colR, colG, colB, colA, mode, cBrush);
|
|
else
|
|
ApplyDecorationPoint(x, y, rx, ry, colR, colG, colB, colA, mode, cBrush);
|
|
e += de;
|
|
if (e >= 0.5f)
|
|
{
|
|
y += sy;
|
|
if (!(rx+ry))
|
|
{
|
|
if (cp)
|
|
ApplyDecorationPoint(y, x, rx, ry, colR, colG, colB, colA, mode, cBrush);
|
|
else
|
|
ApplyDecorationPoint(x, y, rx, ry, colR, colG, colB, colA, mode, cBrush);
|
|
}
|
|
e -= 1.0f;
|
|
}
|
|
}
|
|
}
|
|
|
|
int Simulation::Tool(int x, int y, int tool, float strength)
|
|
{
|
|
if(tools[tool])
|
|
{
|
|
Particle * cpart = NULL;
|
|
int r;
|
|
if(r = pmap[y][x])
|
|
cpart = &(parts[r>>8]);
|
|
else if(r = photons[y][x])
|
|
cpart = &(parts[r>>8]);
|
|
return tools[tool]->Perform(this, cpart, x, y, strength);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int Simulation::ToolBrush(int x, int y, int tool, Brush * cBrush)
|
|
{
|
|
int rx, ry, j, i;
|
|
if(!cBrush)
|
|
return 0;
|
|
rx = cBrush->GetRadius().X;
|
|
ry = cBrush->GetRadius().Y;
|
|
unsigned char *bitmap = cBrush->GetBitmap();
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if(bitmap[(j+ry)*((rx*2)+1)+(i+rx+1)])
|
|
{
|
|
if ( x+i<0 || y+j<0 || x+i>=XRES || y+j>=YRES)
|
|
continue;
|
|
Tool(x+i, y+j, tool, 1.0f);
|
|
}
|
|
}
|
|
|
|
void Simulation::ToolLine(int x1, int y1, int x2, int y2, int tool, Brush * cBrush)
|
|
{
|
|
int cp=abs(y2-y1)>abs(x2-x1), x, y, dx, dy, sy, rx, ry;
|
|
float e, de;
|
|
rx = cBrush->GetRadius().X;
|
|
ry = cBrush->GetRadius().Y;
|
|
if (cp)
|
|
{
|
|
y = x1;
|
|
x1 = y1;
|
|
y1 = y;
|
|
y = x2;
|
|
x2 = y2;
|
|
y2 = y;
|
|
}
|
|
if (x1 > x2)
|
|
{
|
|
y = x1;
|
|
x1 = x2;
|
|
x2 = y;
|
|
y = y1;
|
|
y1 = y2;
|
|
y2 = y;
|
|
}
|
|
dx = x2 - x1;
|
|
dy = abs(y2 - y1);
|
|
e = 0.0f;
|
|
if (dx)
|
|
de = dy/(float)dx;
|
|
else
|
|
de = 0.0f;
|
|
y = y1;
|
|
sy = (y1<y2) ? 1 : -1;
|
|
for (x=x1; x<=x2; x++)
|
|
{
|
|
if (cp)
|
|
ToolBrush(y, x, tool, cBrush);
|
|
else
|
|
ToolBrush(x, y, tool, cBrush);
|
|
e += de;
|
|
if (e >= 0.5f)
|
|
{
|
|
y += sy;
|
|
if ((!(rx+ry)) && ((y1<y2) ? (y<=y2) : (y>=y2)))
|
|
{
|
|
if (cp)
|
|
ToolBrush(y, x, tool, cBrush);
|
|
else
|
|
ToolBrush(x, y, tool, cBrush);
|
|
}
|
|
e -= 1.0f;
|
|
}
|
|
}
|
|
}
|
|
void Simulation::ToolBox(int x1, int y1, int x2, int y2, int tool, Brush * cBrush)
|
|
{
|
|
int i, j;
|
|
if (x1>x2)
|
|
{
|
|
i = x2;
|
|
x2 = x1;
|
|
x1 = i;
|
|
}
|
|
if (y1>y2)
|
|
{
|
|
j = y2;
|
|
y2 = y1;
|
|
y1 = j;
|
|
}
|
|
for (j=y1; j<=y2; j++)
|
|
for (i=x1; i<=x2; i++)
|
|
ToolBrush(i, j, tool, cBrush);
|
|
}
|
|
|
|
//this creates particles from a brush, don't use if you want to create one particle
|
|
int Simulation::CreateParts(int x, int y, int rx, int ry, int c, int flags, Brush * cBrush)
|
|
{
|
|
int i, j, r, f = 0, u, v, oy, ox, b = 0, dw = 0, stemp = 0, p;//n;
|
|
|
|
if(cBrush)
|
|
{
|
|
rx = cBrush->GetRadius().X;
|
|
ry = cBrush->GetRadius().Y;
|
|
}
|
|
|
|
int wall = c - 100;
|
|
if (c==SPC_WIND || c==PT_FIGH)
|
|
return 0;
|
|
|
|
if (c==PT_LIGH)
|
|
{
|
|
if (lighting_recreate>0 && rx+ry>0)
|
|
return 0;
|
|
p=create_part(-2, x, y, c);
|
|
if (p!=-1)
|
|
{
|
|
parts[p].life=rx+ry;
|
|
if (parts[p].life>55)
|
|
parts[p].life=55;
|
|
parts[p].temp=parts[p].life*150; // temperature of the lighting shows the power of the lighting
|
|
lighting_recreate+=parts[p].life/2+1;
|
|
return 1;
|
|
}
|
|
else return 0;
|
|
}
|
|
|
|
//eraser
|
|
if (c == 0)
|
|
{
|
|
if (rx==0&&ry==0)
|
|
{
|
|
delete_part(x, y, 0);
|
|
}
|
|
else if(cBrush)
|
|
{
|
|
unsigned char *bitmap = cBrush->GetBitmap();
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if(bitmap[(j+ry)*((rx*2)+1)+(i+rx+1)])
|
|
delete_part(x+i, y+j, 0);
|
|
}
|
|
else
|
|
{
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
delete_part(x+i, y+j, 0);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
if (c == SPC_AIR || c == SPC_HEAT || c == SPC_COOL || c == SPC_VACUUM || c == SPC_PGRV || c == SPC_NGRV)
|
|
{
|
|
if (rx==0&&ry==0)
|
|
{
|
|
create_part(-2, x, y, c);
|
|
}
|
|
else if(cBrush)
|
|
{
|
|
unsigned char *bitmap = cBrush->GetBitmap();
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if(bitmap[(j+ry)*((rx*2)+1)+(i+rx+1)])
|
|
{
|
|
if ( x+i<0 || y+j<0 || x+i>=XRES || y+j>=YRES)
|
|
continue;
|
|
create_part(-2, x+i, y+j, c);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
{
|
|
if ( x+i<0 || y+j<0 || x+i>=XRES || y+j>=YRES)
|
|
continue;
|
|
create_part(-2, x+i, y+j, c);
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
//else, no special modes, draw element like normal.
|
|
if (rx==0&&ry==0)//workaround for 1pixel brush/floodfill crashing. todo: find a better fix later.
|
|
{
|
|
if (create_part_add_props(-2, x, y, c, rx, ry)==-1)
|
|
f = 1;
|
|
}
|
|
else if(cBrush)
|
|
{
|
|
unsigned char *bitmap = cBrush->GetBitmap();
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if(bitmap[(j+ry)*((rx*2)+1)+(i+rx+1)])
|
|
if (create_part_add_props(-2, x+i, y+j, c, rx, ry)==-1)
|
|
f = 1;
|
|
}
|
|
else
|
|
{
|
|
for (j=-ry; j<=ry; j++)
|
|
for (i=-rx; i<=rx; i++)
|
|
if (create_part_add_props(-2, x+i, y+j, c, rx, ry)==-1)
|
|
f = 1;
|
|
}
|
|
return !f;
|
|
}
|
|
|
|
int Simulation::CreateWalls(int x, int y, int rx, int ry, int c, int flags, Brush * cBrush)
|
|
{
|
|
int i, j, r, f = 0, u, v, oy, ox, b = 0, dw = 0, stemp = 0, p;//n;
|
|
|
|
if(cBrush)
|
|
{
|
|
rx = cBrush->GetRadius().X;
|
|
ry = cBrush->GetRadius().Y;
|
|
}
|
|
|
|
int wall = c;
|
|
|
|
if (wall == WL_ERASE)
|
|
b = 0;
|
|
else
|
|
b = wall;
|
|
|
|
ry = ry/CELL;
|
|
rx = rx/CELL;
|
|
x = x/CELL;
|
|
y = y/CELL;
|
|
x -= rx/2;
|
|
y -= ry/2;
|
|
for (ox=x; ox<=x+rx; ox++)
|
|
{
|
|
for (oy=y; oy<=y+rx; oy++)
|
|
{
|
|
if (ox>=0&&ox<XRES/CELL&&oy>=0&&oy<YRES/CELL)
|
|
{
|
|
i = ox;
|
|
j = oy;
|
|
if (b==WL_FAN)
|
|
{
|
|
fvx[j][i] = 0.0f;
|
|
fvy[j][i] = 0.0f;
|
|
}
|
|
if (b==WL_STREAM)
|
|
{
|
|
i = x + rx/2;
|
|
j = y + ry/2;
|
|
for (v=-1; v<2; v++)
|
|
for (u=-1; u<2; u++)
|
|
if (i+u>=0 && i+u<XRES/CELL &&
|
|
j+v>=0 && j+v<YRES/CELL &&
|
|
bmap[j+v][i+u] == WL_STREAM)
|
|
return 1;
|
|
bmap[j][i] = WL_STREAM;
|
|
continue;
|
|
}
|
|
if (b==0 && bmap[j][i]==WL_GRAV) gravwl_timeout = 60;
|
|
bmap[j][i] = b;
|
|
}
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void Simulation::CreateLine(int x1, int y1, int x2, int y2, int rx, int ry, int c, int flags, Brush * cBrush)
|
|
{
|
|
int cp=abs(y2-y1)>abs(x2-x1), x, y, dx, dy, sy;
|
|
float e, de;
|
|
if (c==SPC_PROP)
|
|
return;
|
|
if (cp)
|
|
{
|
|
y = x1;
|
|
x1 = y1;
|
|
y1 = y;
|
|
y = x2;
|
|
x2 = y2;
|
|
y2 = y;
|
|
}
|
|
if (x1 > x2)
|
|
{
|
|
y = x1;
|
|
x1 = x2;
|
|
x2 = y;
|
|
y = y1;
|
|
y1 = y2;
|
|
y2 = y;
|
|
}
|
|
dx = x2 - x1;
|
|
dy = abs(y2 - y1);
|
|
e = 0.0f;
|
|
if (dx)
|
|
de = dy/(float)dx;
|
|
else
|
|
de = 0.0f;
|
|
y = y1;
|
|
sy = (y1<y2) ? 1 : -1;
|
|
for (x=x1; x<=x2; x++)
|
|
{
|
|
if (cp)
|
|
CreateParts(y, x, rx, ry, c, flags, cBrush);
|
|
else
|
|
CreateParts(x, y, rx, ry, c, flags, cBrush);
|
|
e += de;
|
|
if (e >= 0.5f)
|
|
{
|
|
y += sy;
|
|
if ((c==WL_EHOLE+100 || c==WL_ALLOWGAS+100 || c==WL_ALLOWENERGY+100 || c==WL_ALLOWALLELEC+100 || c==WL_ALLOWSOLID+100 || c==WL_ALLOWAIR+100 || c==WL_WALL+100 || c==WL_DESTROYALL+100 || c==WL_ALLOWLIQUID+100 || c==WL_FAN+100 || c==WL_STREAM+100 || c==WL_DETECT+100 || c==WL_EWALL+100 || c==WL_WALLELEC+100 || !(rx+ry))
|
|
&& ((y1<y2) ? (y<=y2) : (y>=y2)))
|
|
{
|
|
if (cp)
|
|
CreateParts(y, x, rx, ry, c, flags, cBrush);
|
|
else
|
|
CreateParts(x, y, rx, ry, c, flags, cBrush);
|
|
}
|
|
e -= 1.0f;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Simulation::CreateWallLine(int x1, int y1, int x2, int y2, int rx, int ry, int c, int flags, Brush * cBrush)
|
|
{
|
|
int cp=abs(y2-y1)>abs(x2-x1), x, y, dx, dy, sy;
|
|
float e, de;
|
|
if (cp)
|
|
{
|
|
y = x1;
|
|
x1 = y1;
|
|
y1 = y;
|
|
y = x2;
|
|
x2 = y2;
|
|
y2 = y;
|
|
}
|
|
if (x1 > x2)
|
|
{
|
|
y = x1;
|
|
x1 = x2;
|
|
x2 = y;
|
|
y = y1;
|
|
y1 = y2;
|
|
y2 = y;
|
|
}
|
|
dx = x2 - x1;
|
|
dy = abs(y2 - y1);
|
|
e = 0.0f;
|
|
if (dx)
|
|
de = dy/(float)dx;
|
|
else
|
|
de = 0.0f;
|
|
y = y1;
|
|
sy = (y1<y2) ? 1 : -1;
|
|
for (x=x1; x<=x2; x++)
|
|
{
|
|
if (cp)
|
|
CreateWalls(y, x, rx, ry, c, flags, cBrush);
|
|
else
|
|
CreateWalls(x, y, rx, ry, c, flags, cBrush);
|
|
e += de;
|
|
if (e >= 0.5f)
|
|
{
|
|
y += sy;
|
|
if (!(rx+ry) && ((y1<y2) ? (y<=y2) : (y>=y2)))
|
|
{
|
|
if (cp)
|
|
CreateWalls(y, x, rx, ry, c, flags, cBrush);
|
|
else
|
|
CreateWalls(x, y, rx, ry, c, flags, cBrush);
|
|
}
|
|
e -= 1.0f;
|
|
}
|
|
}
|
|
}
|
|
|
|
void *Simulation::transform_save(void *odata, int *size, matrix2d transform, vector2d translate)
|
|
{
|
|
void *ndata;
|
|
unsigned char (*bmapo)[XRES/CELL] = (unsigned char (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(unsigned char));
|
|
unsigned char (*bmapn)[XRES/CELL] = (unsigned char (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(unsigned char));
|
|
Particle *partst = (Particle*)calloc(sizeof(Particle), NPART);
|
|
sign *signst = (sign*)calloc(MAXSIGNS, sizeof(sign));
|
|
unsigned (*pmapt)[XRES] = (unsigned (*)[XRES])calloc(YRES*XRES, sizeof(unsigned));
|
|
float (*fvxo)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*fvyo)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*fvxn)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*fvyn)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*vxo)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*vyo)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*vxn)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*vyn)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*pvo)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
float (*pvn)[XRES/CELL] = (float (*)[XRES/CELL])calloc((YRES/CELL)*(XRES/CELL), sizeof(float));
|
|
int i, x, y, nx, ny, w, h, nw, nh;
|
|
vector2d pos, tmp, ctl, cbr;
|
|
vector2d vel;
|
|
vector2d cornerso[4];
|
|
unsigned char *odatac = (unsigned char *)odata;
|
|
//if (parse_save(odata, *size, 0, 0, 0, bmapo, vxo, vyo, pvo, fvxo, fvyo, signst, partst, pmapt)) //TODO: Implement
|
|
{
|
|
free(bmapo);
|
|
free(bmapn);
|
|
free(partst);
|
|
free(signst);
|
|
free(pmapt);
|
|
free(fvxo);
|
|
free(fvyo);
|
|
free(fvxn);
|
|
free(fvyn);
|
|
free(vxo);
|
|
free(vyo);
|
|
free(vxn);
|
|
free(vyn);
|
|
free(pvo);
|
|
free(pvn);
|
|
return odata;
|
|
}
|
|
w = odatac[6]*CELL;
|
|
h = odatac[7]*CELL;
|
|
// undo any translation caused by rotation
|
|
cornerso[0] = v2d_new(0,0);
|
|
cornerso[1] = v2d_new(w-1,0);
|
|
cornerso[2] = v2d_new(0,h-1);
|
|
cornerso[3] = v2d_new(w-1,h-1);
|
|
for (i=0; i<4; i++)
|
|
{
|
|
tmp = m2d_multiply_v2d(transform,cornerso[i]);
|
|
if (i==0) ctl = cbr = tmp; // top left, bottom right corner
|
|
if (tmp.x<ctl.x) ctl.x = tmp.x;
|
|
if (tmp.y<ctl.y) ctl.y = tmp.y;
|
|
if (tmp.x>cbr.x) cbr.x = tmp.x;
|
|
if (tmp.y>cbr.y) cbr.y = tmp.y;
|
|
}
|
|
// casting as int doesn't quite do what we want with negative numbers, so use floor()
|
|
tmp = v2d_new(floor(ctl.x+0.5f),floor(ctl.y+0.5f));
|
|
translate = v2d_sub(translate,tmp);
|
|
nw = floor(cbr.x+0.5f)-floor(ctl.x+0.5f)+1;
|
|
nh = floor(cbr.y+0.5f)-floor(ctl.y+0.5f)+1;
|
|
if (nw>XRES) nw = XRES;
|
|
if (nh>YRES) nh = YRES;
|
|
// rotate and translate signs, parts, walls
|
|
for (i=0; i<MAXSIGNS; i++)
|
|
{
|
|
if (!signst[i].text[0]) continue;
|
|
pos = v2d_new(signst[i].x, signst[i].y);
|
|
pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
|
|
nx = floor(pos.x+0.5f);
|
|
ny = floor(pos.y+0.5f);
|
|
if (nx<0 || nx>=nw || ny<0 || ny>=nh)
|
|
{
|
|
signst[i].text[0] = 0;
|
|
continue;
|
|
}
|
|
signst[i].x = nx;
|
|
signst[i].y = ny;
|
|
}
|
|
for (i=0; i<NPART; i++)
|
|
{
|
|
if (!partst[i].type) continue;
|
|
pos = v2d_new(partst[i].x, partst[i].y);
|
|
pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
|
|
nx = floor(pos.x+0.5f);
|
|
ny = floor(pos.y+0.5f);
|
|
if (nx<0 || nx>=nw || ny<0 || ny>=nh)
|
|
{
|
|
partst[i].type = PT_NONE;
|
|
continue;
|
|
}
|
|
partst[i].x = nx;
|
|
partst[i].y = ny;
|
|
vel = v2d_new(partst[i].vx, partst[i].vy);
|
|
vel = m2d_multiply_v2d(transform, vel);
|
|
partst[i].vx = vel.x;
|
|
partst[i].vy = vel.y;
|
|
}
|
|
for (y=0; y<YRES/CELL; y++)
|
|
for (x=0; x<XRES/CELL; x++)
|
|
{
|
|
pos = v2d_new(x*CELL+CELL*0.4f, y*CELL+CELL*0.4f);
|
|
pos = v2d_add(m2d_multiply_v2d(transform,pos),translate);
|
|
nx = pos.x/CELL;
|
|
ny = pos.y/CELL;
|
|
if (nx<0 || nx>=nw/CELL || ny<0 || ny>=nh/CELL)
|
|
continue;
|
|
if (bmapo[y][x])
|
|
{
|
|
bmapn[ny][nx] = bmapo[y][x];
|
|
if (bmapo[y][x]==WL_FAN)
|
|
{
|
|
vel = v2d_new(fvxo[y][x], fvyo[y][x]);
|
|
vel = m2d_multiply_v2d(transform, vel);
|
|
fvxn[ny][nx] = vel.x;
|
|
fvyn[ny][nx] = vel.y;
|
|
}
|
|
}
|
|
vel = v2d_new(vxo[y][x], vyo[y][x]);
|
|
vel = m2d_multiply_v2d(transform, vel);
|
|
vxn[ny][nx] = vel.x;
|
|
vyn[ny][nx] = vel.y;
|
|
pvn[ny][nx] = pvo[y][x];
|
|
}
|
|
//ndata = build_save(size,0,0,nw,nh,bmapn,vxn,vyn,pvn,fvxn,fvyn,signst,partst); //TODO: IMPLEMENT
|
|
free(bmapo);
|
|
free(bmapn);
|
|
free(partst);
|
|
free(signst);
|
|
free(pmapt);
|
|
free(fvxo);
|
|
free(fvyo);
|
|
free(fvxn);
|
|
free(fvyn);
|
|
free(vxo);
|
|
free(vyo);
|
|
free(vxn);
|
|
free(vyn);
|
|
free(pvo);
|
|
free(pvn);
|
|
return ndata;
|
|
}
|
|
|
|
inline void Simulation::orbitalparts_get(int block1, int block2, int resblock1[], int resblock2[])
|
|
{
|
|
resblock1[0] = (block1&0x000000FF);
|
|
resblock1[1] = (block1&0x0000FF00)>>8;
|
|
resblock1[2] = (block1&0x00FF0000)>>16;
|
|
resblock1[3] = (block1&0xFF000000)>>24;
|
|
|
|
resblock2[0] = (block2&0x000000FF);
|
|
resblock2[1] = (block2&0x0000FF00)>>8;
|
|
resblock2[2] = (block2&0x00FF0000)>>16;
|
|
resblock2[3] = (block2&0xFF000000)>>24;
|
|
}
|
|
|
|
inline void Simulation::orbitalparts_set(int *block1, int *block2, int resblock1[], int resblock2[])
|
|
{
|
|
int block1tmp = 0;
|
|
int block2tmp = 0;
|
|
|
|
block1tmp = (resblock1[0]&0xFF);
|
|
block1tmp |= (resblock1[1]&0xFF)<<8;
|
|
block1tmp |= (resblock1[2]&0xFF)<<16;
|
|
block1tmp |= (resblock1[3]&0xFF)<<24;
|
|
|
|
block2tmp = (resblock2[0]&0xFF);
|
|
block2tmp |= (resblock2[1]&0xFF)<<8;
|
|
block2tmp |= (resblock2[2]&0xFF)<<16;
|
|
block2tmp |= (resblock2[3]&0xFF)<<24;
|
|
|
|
*block1 = block1tmp;
|
|
*block2 = block2tmp;
|
|
}
|
|
|
|
inline int Simulation::is_wire(int x, int y)
|
|
{
|
|
return bmap[y][x]==WL_DETECT || bmap[y][x]==WL_EWALL || bmap[y][x]==WL_ALLOWLIQUID || bmap[y][x]==WL_WALLELEC || bmap[y][x]==WL_ALLOWALLELEC || bmap[y][x]==WL_EHOLE;
|
|
}
|
|
|
|
inline int Simulation::is_wire_off(int x, int y)
|
|
{
|
|
return (bmap[y][x]==WL_DETECT || bmap[y][x]==WL_EWALL || bmap[y][x]==WL_ALLOWLIQUID || bmap[y][x]==WL_WALLELEC || bmap[y][x]==WL_ALLOWALLELEC || bmap[y][x]==WL_EHOLE) && emap[y][x]<8;
|
|
}
|
|
|
|
int Simulation::get_wavelength_bin(int *wm)
|
|
{
|
|
int i, w0=30, wM=0;
|
|
|
|
if (!*wm)
|
|
return -1;
|
|
|
|
for (i=0; i<30; i++)
|
|
if (*wm & (1<<i)) {
|
|
if (i < w0)
|
|
w0 = i;
|
|
if (i > wM)
|
|
wM = i;
|
|
}
|
|
|
|
if (wM-w0 < 5)
|
|
return (wM+w0)/2;
|
|
|
|
i = rand() % (wM-w0-3);
|
|
i += w0;
|
|
|
|
*wm &= 0x1F << i;
|
|
return i + 2;
|
|
}
|
|
|
|
void Simulation::set_emap(int x, int y)
|
|
{
|
|
int x1, x2;
|
|
|
|
if (!is_wire_off(x, y))
|
|
return;
|
|
|
|
// go left as far as possible
|
|
x1 = x2 = x;
|
|
while (x1>0)
|
|
{
|
|
if (!is_wire_off(x1-1, y))
|
|
break;
|
|
x1--;
|
|
}
|
|
while (x2<XRES/CELL-1)
|
|
{
|
|
if (!is_wire_off(x2+1, y))
|
|
break;
|
|
x2++;
|
|
}
|
|
|
|
// fill span
|
|
for (x=x1; x<=x2; x++)
|
|
emap[y][x] = 16;
|
|
|
|
// fill children
|
|
|
|
if (y>1 && x1==x2 &&
|
|
is_wire(x1-1, y-1) && is_wire(x1, y-1) && is_wire(x1+1, y-1) &&
|
|
!is_wire(x1-1, y-2) && is_wire(x1, y-2) && !is_wire(x1+1, y-2))
|
|
set_emap(x1, y-2);
|
|
else if (y>0)
|
|
for (x=x1; x<=x2; x++)
|
|
if (is_wire_off(x, y-1))
|
|
{
|
|
if (x==x1 || x==x2 || y>=YRES/CELL-1 ||
|
|
is_wire(x-1, y-1) || is_wire(x+1, y-1) ||
|
|
is_wire(x-1, y+1) || !is_wire(x, y+1) || is_wire(x+1, y+1))
|
|
set_emap(x, y-1);
|
|
}
|
|
|
|
if (y<YRES/CELL-2 && x1==x2 &&
|
|
is_wire(x1-1, y+1) && is_wire(x1, y+1) && is_wire(x1+1, y+1) &&
|
|
!is_wire(x1-1, y+2) && is_wire(x1, y+2) && !is_wire(x1+1, y+2))
|
|
set_emap(x1, y+2);
|
|
else if (y<YRES/CELL-1)
|
|
for (x=x1; x<=x2; x++)
|
|
if (is_wire_off(x, y+1))
|
|
{
|
|
if (x==x1 || x==x2 || y<0 ||
|
|
is_wire(x-1, y+1) || is_wire(x+1, y+1) ||
|
|
is_wire(x-1, y-1) || !is_wire(x, y-1) || is_wire(x+1, y-1))
|
|
set_emap(x, y+1);
|
|
}
|
|
}
|
|
|
|
int Simulation::parts_avg(int ci, int ni,int t)
|
|
{
|
|
if (t==PT_INSL)//to keep electronics working
|
|
{
|
|
int pmr = pmap[((int)(parts[ci].y+0.5f) + (int)(parts[ni].y+0.5f))/2][((int)(parts[ci].x+0.5f) + (int)(parts[ni].x+0.5f))/2];
|
|
if (pmr)
|
|
return parts[pmr>>8].type;
|
|
else
|
|
return PT_NONE;
|
|
}
|
|
else
|
|
{
|
|
int pmr2 = pmap[(int)((parts[ci].y + parts[ni].y)/2+0.5f)][(int)((parts[ci].x + parts[ni].x)/2+0.5f)];//seems to be more accurate.
|
|
if (pmr2)
|
|
{
|
|
if (parts[pmr2>>8].type==t)
|
|
return t;
|
|
}
|
|
else
|
|
return PT_NONE;
|
|
}
|
|
return PT_NONE;
|
|
}
|
|
|
|
|
|
int Simulation::nearest_part(int ci, int t, int max_d)
|
|
{
|
|
int distance = (max_d!=-1)?max_d:MAX_DISTANCE;
|
|
int ndistance = 0;
|
|
int id = -1;
|
|
int i = 0;
|
|
int cx = (int)parts[ci].x;
|
|
int cy = (int)parts[ci].y;
|
|
for (i=0; i<=parts_lastActiveIndex; i++)
|
|
{
|
|
if ((parts[i].type==t||(t==-1&&parts[i].type))&&!parts[i].life&&i!=ci)
|
|
{
|
|
ndistance = abs(cx-parts[i].x)+abs(cy-parts[i].y);// Faster but less accurate Older: sqrt(pow(cx-parts[i].x, 2)+pow(cy-parts[i].y, 2));
|
|
if (ndistance<distance)
|
|
{
|
|
distance = ndistance;
|
|
id = i;
|
|
}
|
|
}
|
|
}
|
|
return id;
|
|
}
|
|
|
|
void Simulation::create_arc(int sx, int sy, int dx, int dy, int midpoints, int variance, int type, int flags)
|
|
{
|
|
int i;
|
|
float xint, yint;
|
|
int *xmid, *ymid;
|
|
int voffset = variance/2;
|
|
xmid = (int *)calloc(midpoints + 2, sizeof(int));
|
|
ymid = (int *)calloc(midpoints + 2, sizeof(int));
|
|
xint = (float)(dx-sx)/(float)(midpoints+1.0f);
|
|
yint = (float)(dy-sy)/(float)(midpoints+1.0f);
|
|
xmid[0] = sx;
|
|
xmid[midpoints+1] = dx;
|
|
ymid[0] = sy;
|
|
ymid[midpoints+1] = dy;
|
|
|
|
for(i = 1; i <= midpoints; i++)
|
|
{
|
|
ymid[i] = ymid[i-1]+yint;
|
|
xmid[i] = xmid[i-1]+xint;
|
|
}
|
|
|
|
for(i = 0; i <= midpoints; i++)
|
|
{
|
|
if(i!=midpoints)
|
|
{
|
|
xmid[i+1] += (rand()%variance)-voffset;
|
|
ymid[i+1] += (rand()%variance)-voffset;
|
|
}
|
|
CreateLine(xmid[i], ymid[i], xmid[i+1], ymid[i+1], 0, 0, type, flags);
|
|
}
|
|
free(xmid);
|
|
free(ymid);
|
|
}
|
|
|
|
void Simulation::clear_sim(void)
|
|
{
|
|
int i, x, y;
|
|
signs.clear();
|
|
memset(bmap, 0, sizeof(bmap));
|
|
memset(emap, 0, sizeof(emap));
|
|
memset(parts, 0, sizeof(Particle)*NPART);
|
|
for (i=0; i<NPART-1; i++)
|
|
parts[i].life = i+1;
|
|
parts[NPART-1].life = -1;
|
|
pfree = 0;
|
|
parts_lastActiveIndex = 0;
|
|
memset(pmap, 0, sizeof(pmap));
|
|
if(pv)
|
|
memset(pv, 0, (XRES/CELL) * (YRES/CELL)*sizeof(float));
|
|
if(vx)
|
|
memset(vx, 0, (XRES/CELL) * (YRES/CELL)*sizeof(float));
|
|
if(vy)
|
|
memset(vy, 0, (XRES/CELL) * (YRES/CELL)*sizeof(float));
|
|
if(fvx)
|
|
memset(fvx, 0, sizeof(fvx));
|
|
if(fvy)
|
|
memset(fvy, 0, sizeof(fvy));
|
|
memset(photons, 0, sizeof(photons));
|
|
memset(wireless, 0, sizeof(wireless));
|
|
memset(gol2, 0, sizeof(gol2));
|
|
memset(portalp, 0, sizeof(portalp));
|
|
memset(fighters, 0, sizeof(fighters));
|
|
fighcount = 0;
|
|
player.spwn = 0;
|
|
player2.spwn = 0;
|
|
//memset(pers_bg, 0, (XRES+BARSIZE)*YRES*PIXELSIZE);
|
|
//memset(fire_r, 0, sizeof(fire_r));
|
|
//memset(fire_g, 0, sizeof(fire_g));
|
|
//memset(fire_b, 0, sizeof(fire_b));
|
|
//if(gravmask)
|
|
//memset(gravmask, 0xFFFFFFFF, (XRES/CELL)*(YRES/CELL)*sizeof(unsigned));
|
|
if(gravy)
|
|
memset(gravy, 0, (XRES/CELL)*(YRES/CELL)*sizeof(float));
|
|
if(gravx)
|
|
memset(gravx, 0, (XRES/CELL)*(YRES/CELL)*sizeof(float));
|
|
if(gravp)
|
|
memset(gravp, 0, (XRES/CELL)*(YRES/CELL)*sizeof(float));
|
|
if(hv)
|
|
for(x = 0; x < XRES/CELL; x++){
|
|
for(y = 0; y < YRES/CELL; y++){
|
|
hv[y][x] = 273.15f+22.0f; //Set to room temperature
|
|
}
|
|
}
|
|
}
|
|
void Simulation::init_can_move()
|
|
{
|
|
// can_move[moving type][type at destination]
|
|
// 0 = No move/Bounce
|
|
// 1 = Swap
|
|
// 2 = Both particles occupy the same space.
|
|
// 3 = Varies, go run some extra checks
|
|
int t, rt;
|
|
for (rt=0;rt<PT_NUM;rt++)
|
|
can_move[0][rt] = 0; // particles that don't exist shouldn't move...
|
|
for (t=1;t<PT_NUM;t++)
|
|
for (rt=0;rt<PT_NUM;rt++)
|
|
can_move[t][rt] = 1;
|
|
for (rt=1;rt<PT_NUM;rt++)
|
|
{
|
|
can_move[PT_PHOT][rt] = 2;
|
|
}
|
|
for (t=1;t<PT_NUM;t++)
|
|
{
|
|
for (rt=1;rt<PT_NUM;rt++)
|
|
{
|
|
// weight check, also prevents particles of same type displacing each other
|
|
if (elements[t].Weight <= elements[rt].Weight || rt==PT_GEL) can_move[t][rt] = 0;
|
|
if (t==PT_NEUT && (elements[rt].Properties&PROP_NEUTPASS))
|
|
can_move[t][rt] = 2;
|
|
if (t==PT_NEUT && (elements[rt].Properties&PROP_NEUTABSORB))
|
|
can_move[t][rt] = 1;
|
|
if (t==PT_NEUT && (elements[rt].Properties&PROP_NEUTPENETRATE))
|
|
can_move[t][rt] = 1;
|
|
if ((elements[t].Properties&PROP_NEUTPENETRATE) && rt==PT_NEUT)
|
|
can_move[t][rt] = 0;
|
|
if ((elements[t].Properties&TYPE_ENERGY) && (elements[rt].Properties&TYPE_ENERGY))
|
|
can_move[t][rt] = 2;
|
|
}
|
|
}
|
|
can_move[PT_DEST][PT_DMND] = 0;
|
|
can_move[PT_DEST][PT_CLNE] = 0;
|
|
can_move[PT_DEST][PT_PCLN] = 0;
|
|
can_move[PT_DEST][PT_BCLN] = 0;
|
|
can_move[PT_DEST][PT_PBCN] = 0;
|
|
can_move[PT_BIZR][PT_FILT] = 2;
|
|
can_move[PT_BIZRG][PT_FILT] = 2;
|
|
for (t=0;t<PT_NUM;t++)
|
|
{
|
|
//spark shouldn't move
|
|
can_move[PT_SPRK][t] = 0;
|
|
//all stickman collisions are done in stickman update function
|
|
can_move[PT_STKM][t] = 2;
|
|
can_move[PT_STKM2][t] = 2;
|
|
can_move[PT_FIGH][t] = 2;
|
|
}
|
|
for (t=0;t<PT_NUM;t++)
|
|
{
|
|
// make them eat things
|
|
can_move[t][PT_VOID] = 1;
|
|
can_move[t][PT_BHOL] = 1;
|
|
can_move[t][PT_NBHL] = 1;
|
|
//all stickman collisions are done in stickman update function
|
|
can_move[t][PT_STKM] = 2;
|
|
can_move[t][PT_STKM2] = 2;
|
|
can_move[PT_FIGH][t] = 2;
|
|
//INVIS behaviour varies with pressure
|
|
can_move[t][PT_INVIS] = 3;
|
|
//stop CNCT being displaced by other particles
|
|
can_move[t][PT_CNCT] = 0;
|
|
//Powered void behaviour varies on powered state
|
|
can_move[t][PT_PVOD] = 3;
|
|
}
|
|
for (t=0;t<PT_NUM;t++)
|
|
{
|
|
if (t==PT_GLAS || t==PT_PHOT || t==PT_CLNE || t==PT_PCLN
|
|
|| t==PT_GLOW || t==PT_WATR || t==PT_DSTW || t==PT_SLTW
|
|
|| t==PT_ISOZ || t==PT_ISZS || t==PT_FILT || t==PT_INVIS
|
|
|| t==PT_QRTZ || t==PT_PQRT)
|
|
can_move[PT_PHOT][t] = 2;
|
|
}
|
|
can_move[PT_ELEC][PT_LCRY] = 2;
|
|
can_move[PT_PHOT][PT_LCRY] = 3;//varies according to LCRY life
|
|
|
|
can_move[PT_PHOT][PT_BIZR] = 2;
|
|
can_move[PT_ELEC][PT_BIZR] = 2;
|
|
can_move[PT_PHOT][PT_BIZRG] = 2;
|
|
can_move[PT_ELEC][PT_BIZRG] = 2;
|
|
can_move[PT_PHOT][PT_BIZRS] = 2;
|
|
can_move[PT_ELEC][PT_BIZRS] = 2;
|
|
|
|
can_move[PT_NEUT][PT_INVIS] = 2;
|
|
//whol eats anar
|
|
can_move[PT_ANAR][PT_WHOL] = 1;
|
|
can_move[PT_ANAR][PT_NWHL] = 1;
|
|
}
|
|
|
|
/*
|
|
RETURN-value explenation
|
|
1 = Swap
|
|
0 = No move/Bounce
|
|
2 = Both particles occupy the same space.
|
|
*/
|
|
int Simulation::eval_move(int pt, int nx, int ny, unsigned *rr)
|
|
{
|
|
unsigned r;
|
|
int result;
|
|
|
|
if (nx<0 || ny<0 || nx>=XRES || ny>=YRES)
|
|
return 0;
|
|
|
|
r = pmap[ny][nx];
|
|
if (r)
|
|
r = (r&~0xFF) | parts[r>>8].type;
|
|
if (rr)
|
|
*rr = r;
|
|
if (pt>=PT_NUM || (r&0xFF)>=PT_NUM)
|
|
return 0;
|
|
result = can_move[pt][r&0xFF];
|
|
if (result==3)
|
|
{
|
|
if ((pt==PT_PHOT || pt==PT_ELEC) && (r&0xFF)==PT_LCRY)
|
|
result = (parts[r>>8].life > 5)? 2 : 0;
|
|
if ((r&0xFF)==PT_INVIS)
|
|
{
|
|
if (pv[ny/CELL][nx/CELL]>4.0f || pv[ny/CELL][nx/CELL]<-4.0f) result = 2;
|
|
else result = 0;
|
|
}
|
|
if ((r&0xFF)==PT_PVOD)
|
|
{
|
|
if (parts[r>>8].life == 10) result = 1;
|
|
else result = 0;
|
|
}
|
|
}
|
|
if (bmap[ny/CELL][nx/CELL])
|
|
{
|
|
if (bmap[ny/CELL][nx/CELL]==WL_ALLOWGAS && !(elements[pt].Properties&TYPE_GAS))// && elements[pt].Falldown!=0 && pt!=PT_FIRE && pt!=PT_SMKE)
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_ALLOWENERGY && !(elements[pt].Properties&TYPE_ENERGY))// && elements[pt].Falldown!=0 && pt!=PT_FIRE && pt!=PT_SMKE)
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_ALLOWLIQUID && elements[pt].Falldown!=2)
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_ALLOWSOLID && elements[pt].Falldown!=1)
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_ALLOWAIR || bmap[ny/CELL][nx/CELL]==WL_WALL || bmap[ny/CELL][nx/CELL]==WL_WALLELEC)
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_EWALL && !emap[ny/CELL][nx/CELL])
|
|
return 0;
|
|
if (bmap[ny/CELL][nx/CELL]==WL_EHOLE && !emap[ny/CELL][nx/CELL])
|
|
return 2;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
int Simulation::try_move(int i, int x, int y, int nx, int ny)
|
|
{
|
|
unsigned r, e;
|
|
|
|
if (x==nx && y==ny)
|
|
return 1;
|
|
if (nx<0 || ny<0 || nx>=XRES || ny>=YRES)
|
|
return 1;
|
|
|
|
e = eval_move(parts[i].type, nx, ny, &r);
|
|
|
|
if ((r&0xFF)==PT_BOMB && parts[i].type==PT_BOMB && parts[i].tmp == 1)
|
|
e = 2;
|
|
|
|
/* half-silvered mirror */
|
|
if (!e && parts[i].type==PT_PHOT &&
|
|
(((r&0xFF)==PT_BMTL && rand()<RAND_MAX/2) ||
|
|
(pmap[y][x]&0xFF)==PT_BMTL))
|
|
e = 2;
|
|
|
|
if (!e) //if no movement
|
|
{
|
|
if (parts[i].type!=PT_NEUT && parts[i].type!=PT_PHOT && parts[i].type!=PT_ELEC)
|
|
return 0;
|
|
if (!legacy_enable && parts[i].type==PT_PHOT && r)//PHOT heat conduction
|
|
{
|
|
if ((r & 0xFF) == PT_COAL || (r & 0xFF) == PT_BCOL)
|
|
parts[r>>8].temp = parts[i].temp;
|
|
|
|
if ((r & 0xFF) < PT_NUM && elements[r&0xFF].HeatConduct && ((r&0xFF)!=PT_HSWC||parts[r>>8].life==10) && (r&0xFF)!=PT_FILT)
|
|
parts[i].temp = parts[r>>8].temp = restrict_flt((parts[r>>8].temp+parts[i].temp)/2, MIN_TEMP, MAX_TEMP);
|
|
}
|
|
if ((parts[i].type==PT_NEUT || parts[i].type==PT_ELEC) && ((r&0xFF)==PT_CLNE || (r&0xFF)==PT_PCLN || (r&0xFF)==PT_BCLN || (r&0xFF)==PT_PBCN)) {
|
|
if (!parts[r>>8].ctype)
|
|
parts[r>>8].ctype = parts[i].type;
|
|
}
|
|
if ((r&0xFF)==PT_PRTI && (parts[i].type==PT_PHOT || parts[i].type==PT_NEUT || parts[i].type==PT_ELEC))
|
|
{
|
|
int nnx, count;
|
|
for (count=0; count<8; count++)
|
|
{
|
|
if (isign(x-nx)==isign(portal_rx[count]) && isign(y-ny)==isign(portal_ry[count]))
|
|
break;
|
|
}
|
|
count = count%8;
|
|
parts[r>>8].tmp = (int)((parts[r>>8].temp-73.15f)/100+1);
|
|
if (parts[r>>8].tmp>=CHANNELS) parts[r>>8].tmp = CHANNELS-1;
|
|
else if (parts[r>>8].tmp<0) parts[r>>8].tmp = 0;
|
|
for ( nnx=0; nnx<80; nnx++)
|
|
if (!portalp[parts[r>>8].tmp][count][nnx].type)
|
|
{
|
|
portalp[parts[r>>8].tmp][count][nnx] = parts[i];
|
|
parts[i].type=PT_NONE;
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if (e == 2) //if occupy same space
|
|
{
|
|
if (parts[i].type == PT_PHOT && (r&0xFF)==PT_GLOW && !parts[r>>8].life)
|
|
if (rand() < RAND_MAX/30)
|
|
{
|
|
parts[r>>8].life = 120;
|
|
create_gain_photon(i);
|
|
}
|
|
if (parts[i].type == PT_PHOT && (r&0xFF)==PT_FILT)
|
|
{
|
|
int temp_bin = (int)((parts[r>>8].temp-273.0f)*0.025f);
|
|
if (temp_bin < 0) temp_bin = 0;
|
|
if (temp_bin > 25) temp_bin = 25;
|
|
if(!parts[r>>8].tmp){
|
|
parts[i].ctype = 0x1F << temp_bin; //Assign Colour
|
|
} else if(parts[r>>8].tmp==1){
|
|
parts[i].ctype &= 0x1F << temp_bin; //Filter Colour
|
|
} else if(parts[r>>8].tmp==2){
|
|
parts[i].ctype |= 0x1F << temp_bin; //Add Colour
|
|
} else if(parts[r>>8].tmp==3){
|
|
parts[i].ctype &= ~(0x1F << temp_bin); //Subtract Colour
|
|
}
|
|
}
|
|
if (parts[i].type == PT_NEUT && (r&0xFF)==PT_GLAS) {
|
|
if (rand() < RAND_MAX/10)
|
|
create_cherenkov_photon(i);
|
|
}
|
|
if (parts[i].type == PT_PHOT && (r&0xFF)==PT_INVIS && pv[ny/CELL][nx/CELL]<=4.0f && pv[ny/CELL][nx/CELL]>=-4.0f) {
|
|
part_change_type(i,x,y,PT_NEUT);
|
|
parts[i].ctype = 0;
|
|
}
|
|
if ((parts[i].type==PT_BIZR||parts[i].type==PT_BIZRG) && (r&0xFF)==PT_FILT)
|
|
{
|
|
int temp_bin = (int)((parts[r>>8].temp-273.0f)*0.025f);
|
|
if (temp_bin < 0) temp_bin = 0;
|
|
if (temp_bin > 25) temp_bin = 25;
|
|
parts[i].ctype = 0x1F << temp_bin;
|
|
}
|
|
return 1;
|
|
}
|
|
//else e=1 , we are trying to swap the particles, return 0 no swap/move, 1 is still overlap/move, because the swap takes place later
|
|
|
|
if (parts[i].type == PT_NEUT && (elements[r & 0xFF].Properties & PROP_NEUTABSORB))
|
|
{
|
|
kill_part(i);
|
|
return 0;
|
|
}
|
|
if ((r&0xFF)==PT_VOID || (r&0xFF)==PT_PVOD) //this is where void eats particles
|
|
{
|
|
kill_part(i);
|
|
return 0;
|
|
}
|
|
if ((r&0xFF)==PT_BHOL || (r&0xFF)==PT_NBHL) //this is where blackhole eats particles
|
|
{
|
|
if (!legacy_enable)
|
|
{
|
|
parts[r>>8].temp = restrict_flt(parts[r>>8].temp+parts[i].temp/2, MIN_TEMP, MAX_TEMP);//3.0f;
|
|
}
|
|
kill_part(i);
|
|
return 0;
|
|
}
|
|
if (((r&0xFF)==PT_WHOL||(r&0xFF)==PT_NWHL) && parts[i].type==PT_ANAR) //whitehole eats anar
|
|
{
|
|
if (!legacy_enable)
|
|
{
|
|
parts[r>>8].temp = restrict_flt(parts[r>>8].temp- (MAX_TEMP-parts[i].temp)/2, MIN_TEMP, MAX_TEMP);
|
|
}
|
|
kill_part(i);
|
|
return 0;
|
|
}
|
|
|
|
if (parts[i].type==PT_CNCT && y<ny && (pmap[y+1][x]&0xFF)==PT_CNCT)//check below CNCT for another CNCT
|
|
return 0;
|
|
|
|
if ((bmap[y/CELL][x/CELL]==WL_EHOLE && !emap[y/CELL][x/CELL]) && !(bmap[ny/CELL][nx/CELL]==WL_EHOLE && !emap[ny/CELL][nx/CELL]))
|
|
return 0;
|
|
|
|
if(parts[i].type==PT_GBMB&&parts[i].life>0)
|
|
return 0;
|
|
|
|
e = r >> 8; //e is now the particle number at r (pmap[ny][nx])
|
|
if (r)//the swap part, if we make it this far, swap
|
|
{
|
|
if (parts[i].type==PT_NEUT) {
|
|
// target material is NEUTPENETRATE, meaning it gets moved around when neutron passes
|
|
unsigned s = pmap[y][x];
|
|
if (!(elements[s&0xFF].Properties&PROP_NEUTPENETRATE))
|
|
return 1; // if the element currently underneath neutron isn't NEUTPENETRATE, don't move anything except the neutron
|
|
// if nothing is currently underneath neutron, only move target particle
|
|
if (s)
|
|
{
|
|
pmap[ny][nx] = (s&~(0xFF))|parts[s>>8].type;
|
|
parts[s>>8].x = nx;
|
|
parts[s>>8].y = ny;
|
|
}
|
|
else pmap[ny][nx] = 0;
|
|
parts[e].x = x;
|
|
parts[e].y = y;
|
|
pmap[y][x] = (e<<8)|parts[e].type;
|
|
return 1;
|
|
}
|
|
|
|
if ((pmap[ny][nx]>>8)==e) pmap[ny][nx] = 0;
|
|
parts[e].x += x-nx;
|
|
parts[e].y += y-ny;
|
|
pmap[(int)(parts[e].y+0.5f)][(int)(parts[e].x+0.5f)] = (e<<8)|parts[e].type;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
// try to move particle, and if successful update pmap and parts[i].x,y
|
|
int Simulation::do_move(int i, int x, int y, float nxf, float nyf)
|
|
{
|
|
int nx = (int)(nxf+0.5f), ny = (int)(nyf+0.5f), result;
|
|
if (parts[i].type == PT_NONE)
|
|
return 0;
|
|
result = try_move(i, x, y, nx, ny);
|
|
if (result)
|
|
{
|
|
int t = parts[i].type;
|
|
parts[i].x = nxf;
|
|
parts[i].y = nyf;
|
|
if (ny!=y || nx!=x)
|
|
{
|
|
if ((pmap[y][x]>>8)==i) pmap[y][x] = 0;
|
|
else if ((photons[y][x]>>8)==i) photons[y][x] = 0;
|
|
if (nx<CELL || nx>=XRES-CELL || ny<CELL || ny>=YRES-CELL)//kill_part if particle is out of bounds
|
|
{
|
|
kill_part(i);
|
|
return -1;
|
|
}
|
|
if (t==PT_PHOT||t==PT_NEUT||t==PT_ELEC)
|
|
photons[ny][nx] = t|(i<<8);
|
|
else if (t)
|
|
pmap[ny][nx] = t|(i<<8);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
int Simulation::pn_junction_sprk(int x, int y, int pt)
|
|
{
|
|
unsigned r = pmap[y][x];
|
|
if ((r & 0xFF) != pt)
|
|
return 0;
|
|
r >>= 8;
|
|
if (parts[r].type != pt)
|
|
return 0;
|
|
if (parts[r].life != 0)
|
|
return 0;
|
|
|
|
parts[r].ctype = pt;
|
|
part_change_type(r,x,y,PT_SPRK);
|
|
parts[r].life = 4;
|
|
return 1;
|
|
}
|
|
|
|
void Simulation::photoelectric_effect(int nx, int ny)//create sparks from PHOT when hitting PSCN and NSCN
|
|
{
|
|
unsigned r = pmap[ny][nx];
|
|
|
|
if ((r&0xFF) == PT_PSCN) {
|
|
if ((pmap[ny][nx-1] & 0xFF) == PT_NSCN ||
|
|
(pmap[ny][nx+1] & 0xFF) == PT_NSCN ||
|
|
(pmap[ny-1][nx] & 0xFF) == PT_NSCN ||
|
|
(pmap[ny+1][nx] & 0xFF) == PT_NSCN)
|
|
pn_junction_sprk(nx, ny, PT_PSCN);
|
|
}
|
|
}
|
|
|
|
unsigned Simulation::direction_to_map(float dx, float dy, int t)
|
|
{
|
|
// TODO:
|
|
// Adding extra directions causes some inaccuracies.
|
|
// Not adding them causes problems with some diagonal surfaces (photons absorbed instead of reflected).
|
|
// For now, don't add them.
|
|
// Solution may involve more intelligent setting of initial i0 value in find_next_boundary?
|
|
// or rewriting normal/boundary finding code
|
|
|
|
return (dx >= 0) |
|
|
(((dx + dy) >= 0) << 1) | /* 567 */
|
|
((dy >= 0) << 2) | /* 4+0 */
|
|
(((dy - dx) >= 0) << 3) | /* 321 */
|
|
((dx <= 0) << 4) |
|
|
(((dx + dy) <= 0) << 5) |
|
|
((dy <= 0) << 6) |
|
|
(((dy - dx) <= 0) << 7);
|
|
/*
|
|
return (dx >= -0.001) |
|
|
(((dx + dy) >= -0.001) << 1) | // 567
|
|
((dy >= -0.001) << 2) | // 4+0
|
|
(((dy - dx) >= -0.001) << 3) | // 321
|
|
((dx <= 0.001) << 4) |
|
|
(((dx + dy) <= 0.001) << 5) |
|
|
((dy <= 0.001) << 6) |
|
|
(((dy - dx) <= 0.001) << 7);
|
|
}*/
|
|
}
|
|
|
|
int Simulation::is_blocking(int t, int x, int y)
|
|
{
|
|
if (t & REFRACT) {
|
|
if (x<0 || y<0 || x>=XRES || y>=YRES)
|
|
return 0;
|
|
if ((pmap[y][x] & 0xFF) == PT_GLAS)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
return !eval_move(t, x, y, NULL);
|
|
}
|
|
|
|
int Simulation::is_boundary(int pt, int x, int y)
|
|
{
|
|
if (!is_blocking(pt,x,y))
|
|
return 0;
|
|
if (is_blocking(pt,x,y-1) && is_blocking(pt,x,y+1) && is_blocking(pt,x-1,y) && is_blocking(pt,x+1,y))
|
|
return 0;
|
|
return 1;
|
|
}
|
|
|
|
int Simulation::find_next_boundary(int pt, int *x, int *y, int dm, int *em)
|
|
{
|
|
static int dx[8] = {1,1,0,-1,-1,-1,0,1};
|
|
static int dy[8] = {0,1,1,1,0,-1,-1,-1};
|
|
static int de[8] = {0x83,0x07,0x0E,0x1C,0x38,0x70,0xE0,0xC1};
|
|
int i, ii, i0;
|
|
|
|
if (*x <= 0 || *x >= XRES-1 || *y <= 0 || *y >= YRES-1)
|
|
return 0;
|
|
|
|
if (*em != -1) {
|
|
i0 = *em;
|
|
dm &= de[i0];
|
|
} else
|
|
i0 = 0;
|
|
|
|
for (ii=0; ii<8; ii++) {
|
|
i = (ii + i0) & 7;
|
|
if ((dm & (1 << i)) && is_boundary(pt, *x+dx[i], *y+dy[i])) {
|
|
*x += dx[i];
|
|
*y += dy[i];
|
|
*em = i;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int Simulation::get_normal(int pt, int x, int y, float dx, float dy, float *nx, float *ny)
|
|
{
|
|
int ldm, rdm, lm, rm;
|
|
int lx, ly, lv, rx, ry, rv;
|
|
int i, j;
|
|
float r, ex, ey;
|
|
|
|
if (!dx && !dy)
|
|
return 0;
|
|
|
|
if (!is_boundary(pt, x, y))
|
|
return 0;
|
|
|
|
ldm = direction_to_map(-dy, dx, pt);
|
|
rdm = direction_to_map(dy, -dx, pt);
|
|
lx = rx = x;
|
|
ly = ry = y;
|
|
lv = rv = 1;
|
|
lm = rm = -1;
|
|
|
|
j = 0;
|
|
for (i=0; i<SURF_RANGE; i++) {
|
|
if (lv)
|
|
lv = find_next_boundary(pt, &lx, &ly, ldm, &lm);
|
|
if (rv)
|
|
rv = find_next_boundary(pt, &rx, &ry, rdm, &rm);
|
|
j += lv + rv;
|
|
if (!lv && !rv)
|
|
break;
|
|
}
|
|
|
|
if (j < NORMAL_MIN_EST)
|
|
return 0;
|
|
|
|
if ((lx == rx) && (ly == ry))
|
|
return 0;
|
|
|
|
ex = rx - lx;
|
|
ey = ry - ly;
|
|
r = 1.0f/hypot(ex, ey);
|
|
*nx = ey * r;
|
|
*ny = -ex * r;
|
|
|
|
return 1;
|
|
}
|
|
|
|
int Simulation::get_normal_interp(int pt, float x0, float y0, float dx, float dy, float *nx, float *ny)
|
|
{
|
|
int x, y, i;
|
|
|
|
dx /= NORMAL_FRAC;
|
|
dy /= NORMAL_FRAC;
|
|
|
|
for (i=0; i<NORMAL_INTERP; i++) {
|
|
x = (int)(x0 + 0.5f);
|
|
y = (int)(y0 + 0.5f);
|
|
if (is_boundary(pt, x, y))
|
|
break;
|
|
x0 += dx;
|
|
y0 += dy;
|
|
}
|
|
if (i >= NORMAL_INTERP)
|
|
return 0;
|
|
|
|
if (pt == PT_PHOT)
|
|
photoelectric_effect(x, y);
|
|
|
|
return get_normal(pt, x, y, dx, dy, nx, ny);
|
|
}
|
|
|
|
//For soap only
|
|
void Simulation::detach(int i)
|
|
{
|
|
if ((parts[i].ctype&2) == 2)
|
|
{
|
|
if ((parts[parts[i].tmp].ctype&4) == 4)
|
|
parts[parts[i].tmp].ctype ^= 4;
|
|
}
|
|
|
|
if ((parts[i].ctype&4) == 4)
|
|
{
|
|
if ((parts[parts[i].tmp2].ctype&2) == 2)
|
|
parts[parts[i].tmp2].ctype ^= 2;
|
|
}
|
|
|
|
parts[i].ctype = 0;
|
|
}
|
|
|
|
void Simulation::kill_part(int i)//kills particle number i
|
|
{
|
|
int x, y;
|
|
|
|
// Remove from pmap even if type==0, otherwise infinite recursion occurs when flood fill deleting
|
|
// a particle which sets type to 0 without calling kill_part (such as LIFE)
|
|
x = (int)(parts[i].x+0.5f);
|
|
y = (int)(parts[i].y+0.5f);
|
|
if (x>=0 && y>=0 && x<XRES && y<YRES) {
|
|
if ((pmap[y][x]>>8)==i)
|
|
pmap[y][x] = 0;
|
|
else if ((photons[y][x]>>8)==i)
|
|
photons[y][x] = 0;
|
|
}
|
|
|
|
if (parts[i].type == PT_NONE)
|
|
return;
|
|
|
|
if(elementCount[parts[i].type] && parts[i].type)
|
|
elementCount[parts[i].type]--;
|
|
if (parts[i].type == PT_STKM)
|
|
{
|
|
player.spwn = 0;
|
|
}
|
|
if (parts[i].type == PT_STKM2)
|
|
{
|
|
player2.spwn = 0;
|
|
}
|
|
if (parts[i].type == PT_FIGH)
|
|
{
|
|
fighters[(unsigned char)parts[i].tmp].spwn = 0;
|
|
fighcount--;
|
|
}
|
|
if (parts[i].type == PT_SOAP)
|
|
{
|
|
detach(i);
|
|
}
|
|
|
|
parts[i].type = PT_NONE;
|
|
parts[i].life = pfree;
|
|
pfree = i;
|
|
}
|
|
|
|
void Simulation::part_change_type(int i, int x, int y, int t)//changes the type of particle number i, to t. This also changes pmap at the same time.
|
|
{
|
|
if (x<0 || y<0 || x>=XRES || y>=YRES || i>=NPART || t<0 || t>=PT_NUM)
|
|
return;
|
|
if (!elements[t].Enabled)
|
|
t = PT_NONE;
|
|
|
|
if (parts[i].type == PT_STKM)
|
|
player.spwn = 0;
|
|
|
|
if (parts[i].type == PT_STKM2)
|
|
player2.spwn = 0;
|
|
|
|
if (parts[i].type == PT_FIGH)
|
|
{
|
|
fighters[(unsigned char)parts[i].tmp].spwn = 0;
|
|
fighcount--;
|
|
}
|
|
|
|
parts[i].type = t;
|
|
if (t==PT_PHOT || t==PT_NEUT || t==PT_ELEC)
|
|
{
|
|
photons[y][x] = t|(i<<8);
|
|
if ((pmap[y][x]>>8)==i)
|
|
pmap[y][x] = 0;
|
|
}
|
|
else
|
|
{
|
|
pmap[y][x] = t|(i<<8);
|
|
if ((photons[y][x]>>8)==i)
|
|
photons[y][x] = 0;
|
|
}
|
|
}
|
|
|
|
int Simulation::create_part(int p, int x, int y, int tv)//the function for creating a particle, use p=-1 for creating a new particle, -2 is from a brush, or a particle number to replace a particle.
|
|
{
|
|
int i;
|
|
|
|
int t = tv & 0xFF;
|
|
int v = (tv >> 8) & 0xFF;
|
|
|
|
if (x<0 || y<0 || x>=XRES || y>=YRES || ((t<0 || t>=PT_NUM)&&t!=SPC_HEAT&&t!=SPC_COOL&&t!=SPC_AIR&&t!=SPC_VACUUM&&t!=SPC_PGRV&&t!=SPC_NGRV))
|
|
return -1;
|
|
if (t>=0 && t<PT_NUM && !elements[t].Enabled)
|
|
return -1;
|
|
if(t==SPC_PROP) {
|
|
return -1; //Prop tool works on a mouse click basic, make sure it doesn't do anything here
|
|
}
|
|
|
|
/*if (t==SPC_HEAT||t==SPC_COOL)
|
|
{
|
|
if ((pmap[y][x]&0xFF)!=PT_NONE&&(pmap[y][x]&0xFF)<PT_NUM)
|
|
{
|
|
if (t==SPC_HEAT&&parts[pmap[y][x]>>8].temp<MAX_TEMP)
|
|
{
|
|
if ((pmap[y][x]&0xFF)==PT_PUMP || (pmap[y][x]&0xFF)==PT_GPMP) {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp + 0.1f, MIN_TEMP, MAX_TEMP);
|
|
} else if ((sdl_mod & (KMOD_SHIFT)) && (sdl_mod & (KMOD_CTRL))) {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp + 50.0f, MIN_TEMP, MAX_TEMP);
|
|
} else {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp + 4.0f, MIN_TEMP, MAX_TEMP);
|
|
}
|
|
}
|
|
if (t==SPC_COOL&&parts[pmap[y][x]>>8].temp>MIN_TEMP)
|
|
{
|
|
if ((pmap[y][x]&0xFF)==PT_PUMP || (pmap[y][x]&0xFF)==PT_GPMP) {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp - 0.1f, MIN_TEMP, MAX_TEMP);
|
|
} else if ((sdl_mod & (KMOD_SHIFT)) && (sdl_mod & (KMOD_CTRL))) {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp - 50.0f, MIN_TEMP, MAX_TEMP);
|
|
} else {
|
|
parts[pmap[y][x]>>8].temp = restrict_flt(parts[pmap[y][x]>>8].temp - 4.0f, MIN_TEMP, MAX_TEMP);
|
|
}
|
|
}
|
|
return pmap[y][x]>>8;
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
}*/
|
|
if (t==SPC_AIR)
|
|
{
|
|
pv[y/CELL][x/CELL] += 0.03f;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL] += 0.03f;
|
|
if (x+CELL<XRES)
|
|
{
|
|
pv[y/CELL][x/CELL+1] += 0.03f;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL+1] += 0.03f;
|
|
}
|
|
return -1;
|
|
}
|
|
if (t==SPC_VACUUM)
|
|
{
|
|
pv[y/CELL][x/CELL] -= 0.03f;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL] -= 0.03f;
|
|
if (x+CELL<XRES)
|
|
{
|
|
pv[y/CELL][x/CELL+1] -= 0.03f;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL+1] -= 0.03f;
|
|
}
|
|
return -1;
|
|
}
|
|
if (t==SPC_PGRV)
|
|
{
|
|
gravmap[(y/CELL)*(XRES/CELL)+(x/CELL)] = 5;
|
|
return -1;
|
|
}
|
|
if (t==SPC_NGRV)
|
|
{
|
|
gravmap[(y/CELL)*(XRES/CELL)+(x/CELL)] = -5;
|
|
return -1;
|
|
}
|
|
|
|
|
|
if (t==PT_SPRK)
|
|
{
|
|
if((pmap[y][x]&0xFF)==PT_WIRE){
|
|
parts[pmap[y][x]>>8].ctype=PT_DUST;
|
|
}
|
|
if (!((pmap[y][x]&0xFF)==PT_INST||(elements[pmap[y][x]&0xFF].Properties&PROP_CONDUCTS)))
|
|
return -1;
|
|
if (parts[pmap[y][x]>>8].life!=0)
|
|
return -1;
|
|
parts[pmap[y][x]>>8].type = PT_SPRK;
|
|
parts[pmap[y][x]>>8].life = 4;
|
|
parts[pmap[y][x]>>8].ctype = pmap[y][x]&0xFF;
|
|
pmap[y][x] = (pmap[y][x]&~0xFF) | PT_SPRK;
|
|
return pmap[y][x]>>8;
|
|
}
|
|
if (t==PT_SPAWN&&elementCount[PT_SPAWN])
|
|
return -1;
|
|
if (t==PT_SPAWN2&&elementCount[PT_SPAWN2])
|
|
return -1;
|
|
if (p==-1)//creating from anything but brush
|
|
{
|
|
// If there is a particle, only allow creation if the new particle can occupy the same space as the existing particle
|
|
// If there isn't a particle but there is a wall, check whether the new particle is allowed to be in it
|
|
// (not "!=2" for wall check because eval_move returns 1 for moving into empty space)
|
|
// If there's no particle and no wall, assume creation is allowed
|
|
if (pmap[y][x] ? (eval_move(t, x, y, NULL)!=2) : (bmap[y/CELL][x/CELL] && eval_move(t, x, y, NULL)==0))
|
|
{
|
|
if ((pmap[y][x]&0xFF)!=PT_SPAWN&&(pmap[y][x]&0xFF)!=PT_SPAWN2)
|
|
{
|
|
if (t!=PT_STKM&&t!=PT_STKM2&&t!=PT_FIGH)
|
|
{
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
if (pfree == -1)
|
|
return -1;
|
|
i = pfree;
|
|
pfree = parts[i].life;
|
|
}
|
|
else if (p==-2)//creating from brush
|
|
{
|
|
if (pmap[y][x])
|
|
{
|
|
if ((
|
|
((pmap[y][x]&0xFF)==PT_STOR&&!(elements[t].Properties&TYPE_SOLID))||
|
|
(pmap[y][x]&0xFF)==PT_CLNE||
|
|
(pmap[y][x]&0xFF)==PT_BCLN||
|
|
(pmap[y][x]&0xFF)==PT_CONV||
|
|
((pmap[y][x]&0xFF)==PT_PCLN&&t!=PT_PSCN&&t!=PT_NSCN)||
|
|
((pmap[y][x]&0xFF)==PT_PBCN&&t!=PT_PSCN&&t!=PT_NSCN)
|
|
)&&(
|
|
t!=PT_CLNE&&t!=PT_PCLN&&
|
|
t!=PT_BCLN&&t!=PT_STKM&&
|
|
t!=PT_STKM2&&t!=PT_PBCN&&
|
|
t!=PT_STOR&&t!=PT_FIGH)
|
|
)
|
|
{
|
|
parts[pmap[y][x]>>8].ctype = t;
|
|
if (t==PT_LIFE && v<NGOLALT && (pmap[y][x]&0xFF)!=PT_STOR) parts[pmap[y][x]>>8].tmp = v;
|
|
}
|
|
return -1;
|
|
}
|
|
if (photons[y][x] && (t==PT_PHOT||t==PT_NEUT||t==PT_ELEC))
|
|
return -1;
|
|
if (pfree == -1)
|
|
return -1;
|
|
i = pfree;
|
|
pfree = parts[i].life;
|
|
}
|
|
else if (p==-3)//skip pmap checks, e.g. for sing explosion
|
|
{
|
|
if (pfree == -1)
|
|
return -1;
|
|
i = pfree;
|
|
pfree = parts[i].life;
|
|
}
|
|
else
|
|
{
|
|
int oldX = (int)(parts[p].x+0.5f);
|
|
int oldY = (int)(parts[p].y+0.5f);
|
|
if ((pmap[oldY][oldX]>>8)==p)
|
|
pmap[oldY][oldX] = 0;
|
|
if ((photons[oldY][oldX]>>8)==p)
|
|
photons[oldY][oldX] = 0;
|
|
i = p;
|
|
}
|
|
|
|
if (i>parts_lastActiveIndex) parts_lastActiveIndex = i;
|
|
|
|
parts[i].dcolour = 0;
|
|
if (t==PT_GLAS)
|
|
{
|
|
parts[i].pavg[1] = pv[y/CELL][x/CELL];
|
|
}
|
|
else if (t==PT_QRTZ)
|
|
{
|
|
parts[i].pavg[1] = pv[y/CELL][x/CELL];
|
|
}
|
|
else
|
|
{
|
|
parts[i].pavg[0] = 0.0f;
|
|
parts[i].pavg[1] = 0.0f;
|
|
}
|
|
if (t!=PT_STKM&&t!=PT_STKM2&&t!=PT_FIGH)//set everything to default values first, except for stickman.
|
|
{
|
|
parts[i].x = (float)x;
|
|
parts[i].y = (float)y;
|
|
parts[i].type = t;
|
|
parts[i].vx = 0;
|
|
parts[i].vy = 0;
|
|
parts[i].life = 0;
|
|
parts[i].ctype = 0;
|
|
parts[i].temp = elements[t].Temperature;
|
|
parts[i].tmp = 0;
|
|
parts[i].tmp2 = 0;
|
|
}
|
|
if (t==PT_LIGH && p==-2)
|
|
{
|
|
switch (gravityMode)
|
|
{
|
|
default:
|
|
case 0:
|
|
parts[i].tmp= 270+rand()%40-20;
|
|
break;
|
|
case 1:
|
|
parts[i].tmp = rand()%360;
|
|
break;
|
|
case 2:
|
|
parts[i].tmp = atan2(x-XCNTR, y-YCNTR)*(180.0f/M_PI)+90;
|
|
break;
|
|
}
|
|
parts[i].tmp2 = 4;
|
|
}
|
|
if (t==PT_SOAP)
|
|
{
|
|
parts[i].tmp = -1;
|
|
parts[i].tmp2 = -1;
|
|
}
|
|
//now set various properties that we want at spawn.
|
|
if (t==PT_ACID || t==PT_CAUS)
|
|
{
|
|
parts[i].life = 75;
|
|
}
|
|
/*Testing
|
|
if(t==PT_WOOD){
|
|
parts[i].life = 150;
|
|
}
|
|
End Testing*/
|
|
if (t==PT_WARP) {
|
|
parts[i].life = rand()%95+70;
|
|
}
|
|
if (t==PT_FUSE) {
|
|
parts[i].life = 50;
|
|
parts[i].tmp = 50;
|
|
}
|
|
/*if (elements[t].Properties&PROP_LIFE) {
|
|
int r;
|
|
for (r = 0; r<NGOL; r++)
|
|
if (t==goltype[r])
|
|
parts[i].tmp = grule[r+1][9] - 1;
|
|
}*/
|
|
if (t==PT_LIFE && v<NGOLALT)
|
|
{
|
|
parts[i].tmp = grule[v+1][9] - 1;
|
|
parts[i].ctype = v;
|
|
}
|
|
if (t==PT_TRON)
|
|
{
|
|
int randhue = rand()%360;
|
|
int randomdir = rand()%4;
|
|
parts[i].tmp = 1|(randomdir<<5)|(randhue<<7);//set as a head and a direction
|
|
parts[i].tmp2 = 4;//tail
|
|
parts[i].life = 5;
|
|
}
|
|
if (t==PT_DEUT)
|
|
parts[i].life = 10;
|
|
if (t==PT_MERC)
|
|
parts[i].tmp = 10;
|
|
if (t==PT_BRAY)
|
|
parts[i].life = 30;
|
|
if (t==PT_PUMP)
|
|
parts[i].life= 10;
|
|
if (t==PT_SING)
|
|
parts[i].life = rand()%50+60;
|
|
if (t==PT_QRTZ)
|
|
parts[i].tmp = (rand()%11);
|
|
if (t==PT_PQRT)
|
|
parts[i].tmp = (rand()%11);
|
|
if (t==PT_CLST)
|
|
parts[i].tmp = (rand()%7);
|
|
if (t==PT_FSEP)
|
|
parts[i].life = 50;
|
|
if (t==PT_COAL) {
|
|
parts[i].life = 110;
|
|
parts[i].tmp = 50;
|
|
}
|
|
if (t==PT_IGNT) {
|
|
parts[i].life = 3;
|
|
}
|
|
if (t==PT_FRZW)
|
|
parts[i].life = 100;
|
|
if (t==PT_PIPE)
|
|
parts[i].life = 60;
|
|
if (t==PT_BCOL)
|
|
parts[i].life = 110;
|
|
if (t==PT_FIRE)
|
|
parts[i].life = rand()%50+120;
|
|
if (t==PT_PLSM)
|
|
parts[i].life = rand()%150+50;
|
|
if (t==PT_HFLM)
|
|
parts[i].life = rand()%150+50;
|
|
if (t==PT_LAVA)
|
|
parts[i].life = rand()%120+240;
|
|
if (t==PT_NBLE)
|
|
parts[i].life = 0;
|
|
if (t==PT_ICEI)
|
|
parts[i].ctype = PT_WATR;
|
|
if (t==PT_NEUT)
|
|
{
|
|
float r = (rand()%128+128)/127.0f;
|
|
float a = (rand()%360)*3.14159f/180.0f;
|
|
parts[i].life = rand()%480+480;
|
|
parts[i].vx = r*cosf(a);
|
|
parts[i].vy = r*sinf(a);
|
|
}
|
|
if (t==PT_MORT)
|
|
{
|
|
parts[i].vx = 2;
|
|
}
|
|
if (t==PT_PHOT)
|
|
{
|
|
float a = (rand()%8) * 0.78540f;
|
|
parts[i].life = 680;
|
|
parts[i].ctype = 0x3FFFFFFF;
|
|
parts[i].vx = 3.0f*cosf(a);
|
|
parts[i].vy = 3.0f*sinf(a);
|
|
}
|
|
if (t==PT_ELEC)
|
|
{
|
|
float a = (rand()%360)*3.14159f/180.0f;
|
|
parts[i].life = 680;
|
|
parts[i].vx = 2.0f*cosf(a);
|
|
parts[i].vy = 2.0f*sinf(a);
|
|
}
|
|
if (t==PT_STKM)
|
|
{
|
|
if (player.spwn==0)
|
|
{
|
|
parts[i].x = (float)x;
|
|
parts[i].y = (float)y;
|
|
parts[i].type = PT_STKM;
|
|
parts[i].vx = 0;
|
|
parts[i].vy = 0;
|
|
parts[i].life = 100;
|
|
parts[i].ctype = 0;
|
|
parts[i].temp = elements[t].Temperature;
|
|
//STKM_init_legs(this, &player, i);
|
|
player.spwn = 1;
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
create_part(-1,x,y,PT_SPAWN);
|
|
}
|
|
if (t==PT_STKM2)
|
|
{
|
|
if (player2.spwn==0)
|
|
{
|
|
parts[i].x = (float)x;
|
|
parts[i].y = (float)y;
|
|
parts[i].type = PT_STKM2;
|
|
parts[i].vx = 0;
|
|
parts[i].vy = 0;
|
|
parts[i].life = 100;
|
|
parts[i].ctype = 0;
|
|
parts[i].temp = elements[t].Temperature;
|
|
//STKM_init_legs(this, &player2, i);
|
|
player2.spwn = 1;
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
create_part(-1,x,y,PT_SPAWN2);
|
|
}
|
|
if (t==PT_FIGH)
|
|
{
|
|
unsigned char fcount = 0;
|
|
while (fcount < 100 && fcount < (fighcount+1) && fighters[fcount].spwn==1) fcount++;
|
|
if (fcount < 100 && fighters[fcount].spwn==0)
|
|
{
|
|
parts[i].x = (float)x;
|
|
parts[i].y = (float)y;
|
|
parts[i].type = PT_FIGH;
|
|
parts[i].vx = 0;
|
|
parts[i].vy = 0;
|
|
parts[i].life = 100;
|
|
parts[i].ctype = 0;
|
|
parts[i].tmp = fcount;
|
|
parts[i].temp = elements[t].Temperature;
|
|
//STKM_init_legs(this, &fighters[fcount], i);
|
|
fighters[fcount].spwn = 1;
|
|
fighters[fcount].elem = PT_DUST;
|
|
fighcount++;
|
|
|
|
return i;
|
|
}
|
|
return -1;
|
|
}
|
|
if (t==PT_BIZR||t==PT_BIZRG||t==PT_BIZRS)
|
|
parts[i].ctype = 0x47FFFF;
|
|
//and finally set the pmap/photon maps to the newly created particle
|
|
if (t==PT_PHOT||t==PT_NEUT||t==PT_ELEC)
|
|
photons[y][x] = t|(i<<8);
|
|
else if (t!=PT_STKM && t!=PT_STKM2 && t!=PT_FIGH)
|
|
pmap[y][x] = t|(i<<8);
|
|
|
|
//Fancy dust effects for powder types
|
|
if((elements[t].Properties & TYPE_PART) && pretty_powder)
|
|
{
|
|
int colr, colg, colb, randa;
|
|
randa = (rand()%30)-15;
|
|
colr = (PIXR(elements[t].Colour)+sandcolour_r+(rand()%20)-10+randa);
|
|
colg = (PIXG(elements[t].Colour)+sandcolour_g+(rand()%20)-10+randa);
|
|
colb = (PIXB(elements[t].Colour)+sandcolour_b+(rand()%20)-10+randa);
|
|
colr = colr>255 ? 255 : (colr<0 ? 0 : colr);
|
|
colg = colg>255 ? 255 : (colg<0 ? 0 : colg);
|
|
colb = colb>255 ? 255 : (colb<0 ? 0 : colb);
|
|
parts[i].dcolour = 0xFF000000 | (colr<<16) | (colg<<8) | colb;
|
|
}
|
|
elementCount[t]++;
|
|
return i;
|
|
}
|
|
|
|
void Simulation::create_gain_photon(int pp)//photons from PHOT going through GLOW
|
|
{
|
|
float xx, yy;
|
|
int i, lr, temp_bin, nx, ny;
|
|
|
|
if (pfree == -1)
|
|
return;
|
|
i = pfree;
|
|
|
|
lr = rand() % 2;
|
|
|
|
if (lr) {
|
|
xx = parts[pp].x - 0.3*parts[pp].vy;
|
|
yy = parts[pp].y + 0.3*parts[pp].vx;
|
|
} else {
|
|
xx = parts[pp].x + 0.3*parts[pp].vy;
|
|
yy = parts[pp].y - 0.3*parts[pp].vx;
|
|
}
|
|
|
|
nx = (int)(xx + 0.5f);
|
|
ny = (int)(yy + 0.5f);
|
|
|
|
if (nx<0 || ny<0 || nx>=XRES || ny>=YRES)
|
|
return;
|
|
|
|
if ((pmap[ny][nx] & 0xFF) != PT_GLOW)
|
|
return;
|
|
|
|
pfree = parts[i].life;
|
|
if (i>parts_lastActiveIndex) parts_lastActiveIndex = i;
|
|
|
|
parts[i].type = PT_PHOT;
|
|
parts[i].life = 680;
|
|
parts[i].x = xx;
|
|
parts[i].y = yy;
|
|
parts[i].vx = parts[pp].vx;
|
|
parts[i].vy = parts[pp].vy;
|
|
parts[i].temp = parts[pmap[ny][nx] >> 8].temp;
|
|
parts[i].tmp = 0;
|
|
parts[i].pavg[0] = parts[i].pavg[1] = 0.0f;
|
|
photons[ny][nx] = PT_PHOT|(i<<8);
|
|
|
|
temp_bin = (int)((parts[i].temp-273.0f)*0.25f);
|
|
if (temp_bin < 0) temp_bin = 0;
|
|
if (temp_bin > 25) temp_bin = 25;
|
|
parts[i].ctype = 0x1F << temp_bin;
|
|
}
|
|
|
|
void Simulation::create_cherenkov_photon(int pp)//photons from NEUT going through GLAS
|
|
{
|
|
int i, lr, nx, ny;
|
|
float r, eff_ior;
|
|
|
|
if (pfree == -1)
|
|
return;
|
|
i = pfree;
|
|
|
|
nx = (int)(parts[pp].x + 0.5f);
|
|
ny = (int)(parts[pp].y + 0.5f);
|
|
if ((pmap[ny][nx] & 0xFF) != PT_GLAS)
|
|
return;
|
|
|
|
if (hypotf(parts[pp].vx, parts[pp].vy) < 1.44f)
|
|
return;
|
|
|
|
pfree = parts[i].life;
|
|
if (i>parts_lastActiveIndex) parts_lastActiveIndex = i;
|
|
|
|
lr = rand() % 2;
|
|
|
|
parts[i].type = PT_PHOT;
|
|
parts[i].ctype = 0x00000F80;
|
|
parts[i].life = 680;
|
|
parts[i].x = parts[pp].x;
|
|
parts[i].y = parts[pp].y;
|
|
parts[i].temp = parts[pmap[ny][nx] >> 8].temp;
|
|
parts[i].tmp = 0;
|
|
parts[i].pavg[0] = parts[i].pavg[1] = 0.0f;
|
|
photons[ny][nx] = PT_PHOT|(i<<8);
|
|
|
|
if (lr) {
|
|
parts[i].vx = parts[pp].vx - 2.5f*parts[pp].vy;
|
|
parts[i].vy = parts[pp].vy + 2.5f*parts[pp].vx;
|
|
} else {
|
|
parts[i].vx = parts[pp].vx + 2.5f*parts[pp].vy;
|
|
parts[i].vy = parts[pp].vy - 2.5f*parts[pp].vx;
|
|
}
|
|
|
|
/* photons have speed of light. no discussion. */
|
|
r = 1.269 / hypotf(parts[i].vx, parts[i].vy);
|
|
parts[i].vx *= r;
|
|
parts[i].vy *= r;
|
|
}
|
|
|
|
void Simulation::delete_part(int x, int y, int flags)//calls kill_part with the particle located at x,y
|
|
{
|
|
unsigned i;
|
|
|
|
if (x<0 || y<0 || x>=XRES || y>=YRES)
|
|
return;
|
|
if (photons[y][x]) {
|
|
i = photons[y][x];
|
|
} else {
|
|
i = pmap[y][x];
|
|
}
|
|
|
|
if (!i)
|
|
return;
|
|
kill_part(i>>8);
|
|
}
|
|
|
|
void Simulation::update_particles_i(int start, int inc)
|
|
{
|
|
int i, j, x, y, t, nx, ny, r, surround_space, s, lt, rt, nt, nnx, nny, q, golnum, goldelete, z, neighbors, createdsomething;
|
|
float mv, dx, dy, ix, iy, lx, ly, nrx, nry, dp, ctemph, ctempl, gravtot;
|
|
int fin_x, fin_y, clear_x, clear_y, stagnant;
|
|
float fin_xf, fin_yf, clear_xf, clear_yf;
|
|
float nn, ct1, ct2, swappage;
|
|
float pt = R_TEMP;
|
|
float c_heat = 0.0f;
|
|
int h_count = 0;
|
|
int starti = (start*-1);
|
|
int surround[8];
|
|
int surround_hconduct[8];
|
|
int lighting_ok=1;
|
|
unsigned int elem_properties;
|
|
float pGravX, pGravY, pGravD;
|
|
|
|
if (lighting_recreate>0)
|
|
{
|
|
for (i=0; i<=parts_lastActiveIndex; i++)
|
|
{
|
|
if (parts[i].type==PT_LIGH && parts[i].tmp2>0)
|
|
{
|
|
lighting_ok=0;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (lighting_ok)
|
|
lighting_recreate--;
|
|
|
|
if (lighting_recreate<0)
|
|
lighting_recreate=1;
|
|
|
|
if (lighting_recreate>21)
|
|
lighting_recreate=21;
|
|
|
|
//if (sys_pause&&!framerender)//do nothing if paused
|
|
// return;
|
|
|
|
//wire!
|
|
if(elementCount[PT_WIRE] > 0)
|
|
{
|
|
for (nx=0; nx<XRES; nx++)
|
|
{
|
|
for (ny=0; ny<YRES; ny++)
|
|
{
|
|
r = pmap[ny][nx];
|
|
if (!r)
|
|
continue;
|
|
if(parts[r>>8].type==PT_WIRE)
|
|
parts[r>>8].tmp=parts[r>>8].ctype;
|
|
}
|
|
}
|
|
}
|
|
//game of life!
|
|
if (elementCount[PT_LIFE]>0&&++CGOL>=GSPEED)//GSPEED is frames per generation
|
|
{
|
|
int createdsomething = 0;
|
|
CGOL=0;
|
|
ISGOL=0;
|
|
for (nx=CELL; nx<XRES-CELL; nx++)
|
|
{//go through every particle and set neighbor map
|
|
for (ny=CELL; ny<YRES-CELL; ny++)
|
|
{
|
|
r = pmap[ny][nx];
|
|
if (!r)
|
|
{
|
|
gol[nx][ny] = 0;
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
//for ( golnum=1; golnum<=NGOL; golnum++) //This shouldn't be necessary any more.
|
|
//{
|
|
if (parts[r>>8].type==PT_LIFE/* && parts[r>>8].ctype==golnum-1*/)
|
|
{
|
|
golnum = parts[r>>8].ctype+1;
|
|
if (golnum<=0 || golnum>NGOLALT) {
|
|
parts[r>>8].type = PT_NONE;
|
|
continue;
|
|
}
|
|
if (parts[r>>8].tmp == grule[golnum][9]-1) {
|
|
gol[nx][ny] = golnum;
|
|
for ( nnx=-1; nnx<2; nnx++)
|
|
{
|
|
for ( nny=-1; nny<2; nny++)//it will count itself as its own neighbor, which is needed, but will have 1 extra for delete check
|
|
{
|
|
rt = pmap[((ny+nny+YRES-3*CELL)%(YRES-2*CELL))+CELL][((nx+nnx+XRES-3*CELL)%(XRES-2*CELL))+CELL];
|
|
if (!rt || (rt&0xFF)==PT_LIFE)
|
|
{
|
|
gol2[((nx+nnx+XRES-3*CELL)%(XRES-2*CELL))+CELL][((ny+nny+YRES-3*CELL)%(YRES-2*CELL))+CELL][golnum] ++;
|
|
gol2[((nx+nnx+XRES-3*CELL)%(XRES-2*CELL))+CELL][((ny+nny+YRES-3*CELL)%(YRES-2*CELL))+CELL][0] ++;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
parts[r>>8].tmp --;
|
|
if (parts[r>>8].tmp<=0)
|
|
parts[r>>8].type = PT_NONE;//using kill_part makes it not work
|
|
}
|
|
}
|
|
//}
|
|
}
|
|
}
|
|
}
|
|
for (nx=CELL; nx<XRES-CELL; nx++)
|
|
{ //go through every particle again, but check neighbor map, then update particles
|
|
for (ny=CELL; ny<YRES-CELL; ny++)
|
|
{
|
|
r = pmap[ny][nx];
|
|
neighbors = gol2[nx][ny][0];
|
|
if (neighbors==0 || !((r&0xFF)==PT_LIFE || !(r&0xFF)))
|
|
continue;
|
|
for ( golnum = 1; golnum<=NGOL; golnum++)
|
|
{
|
|
goldelete = neighbors;
|
|
if (gol[nx][ny]==0&&grule[golnum][goldelete]>=2&&gol2[nx][ny][golnum]>=(goldelete%2)+goldelete/2)
|
|
{
|
|
if (create_part(-1, nx, ny, PT_LIFE|((golnum-1)<<8)))
|
|
createdsomething = 1;
|
|
}
|
|
else if (gol[nx][ny]==golnum&&(grule[golnum][goldelete-1]==0||grule[golnum][goldelete-1]==2))//subtract 1 because it counted itself
|
|
{
|
|
if (parts[r>>8].tmp==grule[golnum][9]-1)
|
|
parts[r>>8].tmp --;
|
|
}
|
|
if (r && parts[r>>8].tmp<=0)
|
|
parts[r>>8].type = PT_NONE;//using kill_part makes it not work
|
|
}
|
|
for ( z = 0; z<=NGOL; z++)
|
|
gol2[nx][ny][z] = 0;//this improves performance A LOT compared to the memset, i was getting ~23 more fps with this.
|
|
}
|
|
}
|
|
//memset(gol2, 0, sizeof(gol2));
|
|
}
|
|
if (ISWIRE>0)//wifi channel reseting
|
|
{
|
|
for ( q = 0; q<(int)(MAX_TEMP-73.15f)/100+2; q++)
|
|
{
|
|
wireless[q][0] = wireless[q][1];
|
|
wireless[q][1] = 0;
|
|
}
|
|
ISWIRE--;
|
|
}
|
|
for (i=0; i<=parts_lastActiveIndex; i++)
|
|
if (parts[i].type)
|
|
{
|
|
t = parts[i].type;
|
|
if (t<0 || t>=PT_NUM)
|
|
{
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
|
|
elem_properties = elements[t].Properties;
|
|
if (parts[i].life>0 && (elem_properties&PROP_LIFE_DEC))
|
|
{
|
|
// automatically decrease life
|
|
parts[i].life--;
|
|
if (parts[i].life<=0 && (elem_properties&(PROP_LIFE_KILL_DEC|PROP_LIFE_KILL)))
|
|
{
|
|
// kill on change to no life
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
}
|
|
else if (parts[i].life<=0 && (elem_properties&PROP_LIFE_KILL))
|
|
{
|
|
// kill if no life
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
}
|
|
//the main particle loop function, goes over all particles.
|
|
|
|
for (i=0; i<=parts_lastActiveIndex; i++)
|
|
if (parts[i].type)
|
|
{
|
|
t = parts[i].type;
|
|
|
|
x = (int)(parts[i].x+0.5f);
|
|
y = (int)(parts[i].y+0.5f);
|
|
|
|
//this kills any particle out of the screen, or in a wall where it isn't supposed to go
|
|
if (x<CELL || y<CELL || x>=XRES-CELL || y>=YRES-CELL ||
|
|
(bmap[y/CELL][x/CELL] &&
|
|
(bmap[y/CELL][x/CELL]==WL_WALL ||
|
|
bmap[y/CELL][x/CELL]==WL_WALLELEC ||
|
|
bmap[y/CELL][x/CELL]==WL_ALLOWAIR ||
|
|
(bmap[y/CELL][x/CELL]==WL_DESTROYALL) ||
|
|
(bmap[y/CELL][x/CELL]==WL_ALLOWLIQUID && elements[t].Falldown!=2) ||
|
|
(bmap[y/CELL][x/CELL]==WL_ALLOWSOLID && elements[t].Falldown!=1) ||
|
|
(bmap[y/CELL][x/CELL]==WL_ALLOWGAS && !(elements[t].Properties&TYPE_GAS)) || //&& elements[t].Falldown!=0 && parts[i].type!=PT_FIRE && parts[i].type!=PT_SMKE && parts[i].type!=PT_HFLM) ||
|
|
(bmap[y/CELL][x/CELL]==WL_ALLOWENERGY && !(elements[t].Properties&TYPE_ENERGY)) ||
|
|
(bmap[y/CELL][x/CELL]==WL_DETECT && (t==PT_METL || t==PT_SPRK)) ||
|
|
(bmap[y/CELL][x/CELL]==WL_EWALL && !emap[y/CELL][x/CELL])) && (t!=PT_STKM) && (t!=PT_STKM2) && (t!=PT_FIGH)))
|
|
{
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
if (bmap[y/CELL][x/CELL]==WL_DETECT && emap[y/CELL][x/CELL]<8)
|
|
set_emap(x/CELL, y/CELL);
|
|
|
|
//adding to velocity from the particle's velocity
|
|
vx[y/CELL][x/CELL] = vx[y/CELL][x/CELL]*elements[t].AirLoss + elements[t].AirDrag*parts[i].vx;
|
|
vy[y/CELL][x/CELL] = vy[y/CELL][x/CELL]*elements[t].AirLoss + elements[t].AirDrag*parts[i].vy;
|
|
|
|
if (t==PT_GAS||t==PT_NBLE)
|
|
{
|
|
if (pv[y/CELL][x/CELL]<3.5f)
|
|
pv[y/CELL][x/CELL] += elements[t].HotAir*(3.5f-pv[y/CELL][x/CELL]);
|
|
if (y+CELL<YRES && pv[y/CELL+1][x/CELL]<3.5f)
|
|
pv[y/CELL+1][x/CELL] += elements[t].HotAir*(3.5f-pv[y/CELL+1][x/CELL]);
|
|
if (x+CELL<XRES)
|
|
{
|
|
if (pv[y/CELL][x/CELL+1]<3.5f)
|
|
pv[y/CELL][x/CELL+1] += elements[t].HotAir*(3.5f-pv[y/CELL][x/CELL+1]);
|
|
if (y+CELL<YRES && pv[y/CELL+1][x/CELL+1]<3.5f)
|
|
pv[y/CELL+1][x/CELL+1] += elements[t].HotAir*(3.5f-pv[y/CELL+1][x/CELL+1]);
|
|
}
|
|
}
|
|
else//add the hotair variable to the pressure map, like black hole, or white hole.
|
|
{
|
|
pv[y/CELL][x/CELL] += elements[t].HotAir;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL] += elements[t].HotAir;
|
|
if (x+CELL<XRES)
|
|
{
|
|
pv[y/CELL][x/CELL+1] += elements[t].HotAir;
|
|
if (y+CELL<YRES)
|
|
pv[y/CELL+1][x/CELL+1] += elements[t].HotAir;
|
|
}
|
|
}
|
|
|
|
//Gravity mode by Moach
|
|
switch (gravityMode)
|
|
{
|
|
default:
|
|
case 0:
|
|
pGravX = 0.0f;
|
|
pGravY = elements[t].Gravity;
|
|
break;
|
|
case 1:
|
|
pGravX = pGravY = 0.0f;
|
|
break;
|
|
case 2:
|
|
pGravD = 0.01f - hypotf((x - XCNTR), (y - YCNTR));
|
|
pGravX = elements[t].Gravity * ((float)(x - XCNTR) / pGravD);
|
|
pGravY = elements[t].Gravity * ((float)(y - YCNTR) / pGravD);
|
|
break;
|
|
}
|
|
//Get some gravity from the gravity map
|
|
if (t==PT_ANAR)
|
|
{
|
|
// perhaps we should have a ptypes variable for this
|
|
pGravX -= gravx[(y/CELL)*(XRES/CELL)+(x/CELL)];
|
|
pGravY -= gravy[(y/CELL)*(XRES/CELL)+(x/CELL)];
|
|
}
|
|
else if(t!=PT_STKM && t!=PT_STKM2 && t!=PT_FIGH && !(elements[t].Properties & TYPE_SOLID))
|
|
{
|
|
pGravX += gravx[(y/CELL)*(XRES/CELL)+(x/CELL)];
|
|
pGravY += gravy[(y/CELL)*(XRES/CELL)+(x/CELL)];
|
|
}
|
|
//velocity updates for the particle
|
|
if (!(parts[i].flags&FLAG_MOVABLE))
|
|
{
|
|
parts[i].vx *= elements[t].Loss;
|
|
parts[i].vy *= elements[t].Loss;
|
|
}
|
|
//particle gets velocity from the vx and vy maps
|
|
parts[i].vx += elements[t].Advection*vx[y/CELL][x/CELL] + pGravX;
|
|
parts[i].vy += elements[t].Advection*vy[y/CELL][x/CELL] + pGravY;
|
|
|
|
|
|
if (elements[t].Diffusion)//the random diffusion that gasses have
|
|
{
|
|
#ifdef REALISTIC
|
|
//The magic number controlls diffusion speed
|
|
parts[i].vx += 0.05*sqrtf(parts[i].temp)*elements[t].Diffusion*(rand()/(0.5f*RAND_MAX)-1.0f);
|
|
parts[i].vy += 0.05*sqrtf(parts[i].temp)*elements[t].Diffusion*(rand()/(0.5f*RAND_MAX)-1.0f);
|
|
#else
|
|
parts[i].vx += elements[t].Diffusion*(rand()/(0.5f*RAND_MAX)-1.0f);
|
|
parts[i].vy += elements[t].Diffusion*(rand()/(0.5f*RAND_MAX)-1.0f);
|
|
#endif
|
|
}
|
|
|
|
j = surround_space = nt = 0;//if nt is 1 after this, then there is a particle around the current particle, that is NOT the current particle's type, for water movement.
|
|
for (nx=-1; nx<2; nx++)
|
|
for (ny=-1; ny<2; ny++) {
|
|
if (nx||ny) {
|
|
surround[j] = r = pmap[y+ny][x+nx];
|
|
j++;
|
|
if (!(r&0xFF))
|
|
surround_space = 1;//there is empty space
|
|
if ((r&0xFF)!=t)
|
|
nt = 1;//there is nothing or a different particle
|
|
}
|
|
}
|
|
|
|
float gel_scale = 1.0f;
|
|
if (t==PT_GEL)
|
|
gel_scale = parts[i].tmp*2.55f;
|
|
|
|
if (!legacy_enable)
|
|
{
|
|
if (y-2 >= 0 && y-2 < YRES && (elements[t].Properties&TYPE_LIQUID) && (t!=PT_GEL || gel_scale>(1+rand()%255))) {//some heat convection for liquids
|
|
r = pmap[y-2][x];
|
|
if (!(!r || parts[i].type != (r&0xFF))) {
|
|
if (parts[i].temp>parts[r>>8].temp) {
|
|
swappage = parts[i].temp;
|
|
parts[i].temp = parts[r>>8].temp;
|
|
parts[r>>8].temp = swappage;
|
|
}
|
|
}
|
|
}
|
|
|
|
//heat transfer code
|
|
h_count = 0;
|
|
#ifdef REALISTIC
|
|
if (t&&(t!=PT_HSWC||parts[i].life==10)&&(elements[t].HeatConduct*gel_scale))
|
|
{
|
|
float c_Cm = 0.0f;
|
|
#else
|
|
if (t&&(t!=PT_HSWC||parts[i].life==10)&&(elements[t].HeatConduct*gel_scale)>(rand()%250))
|
|
{
|
|
float c_Cm = 0.0f;
|
|
#endif
|
|
if (aheat_enable)
|
|
{
|
|
#ifdef REALISTIC
|
|
c_heat = parts[i].temp*96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight) + hv[y/CELL][x/CELL]*100*(pv[y/CELL][x/CELL]+273.15f)/256;
|
|
c_Cm = 96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight) + 100*(pv[y/CELL][x/CELL]+273.15f)/256;
|
|
pt = c_heat/c_Cm;
|
|
pt = restrict_flt(pt, -MAX_TEMP+MIN_TEMP, MAX_TEMP-MIN_TEMP);
|
|
parts[i].temp = pt;
|
|
//Pressure increase from heat (temporary)
|
|
pv[y/CELL][x/CELL] += (pt-hv[y/CELL][x/CELL])*0.004;
|
|
hv[y/CELL][x/CELL] = pt;
|
|
#else
|
|
c_heat = (hv[y/CELL][x/CELL]-parts[i].temp)*0.04;
|
|
c_heat = restrict_flt(c_heat, -MAX_TEMP+MIN_TEMP, MAX_TEMP-MIN_TEMP);
|
|
parts[i].temp += c_heat;
|
|
hv[y/CELL][x/CELL] -= c_heat;
|
|
#endif
|
|
}
|
|
c_heat = 0.0f;
|
|
c_Cm = 0.0f;
|
|
for (j=0; j<8; j++)
|
|
{
|
|
surround_hconduct[j] = i;
|
|
r = surround[j];
|
|
if (!r)
|
|
continue;
|
|
rt = r&0xFF;
|
|
if (rt&&elements[rt].HeatConduct&&(rt!=PT_HSWC||parts[r>>8].life==10)
|
|
&&(t!=PT_FILT||(rt!=PT_BRAY&&rt!=PT_BIZR&&rt!=PT_BIZRG))
|
|
&&(rt!=PT_FILT||(t!=PT_BRAY&&t!=PT_PHOT&&t!=PT_BIZR&&t!=PT_BIZRG)))
|
|
{
|
|
surround_hconduct[j] = r>>8;
|
|
#ifdef REALISTIC
|
|
if (rt==PT_GEL)
|
|
gel_scale = parts[r>>8].tmp*2.55f;
|
|
else gel_scale = 1.0f;
|
|
|
|
c_heat += parts[r>>8].temp*96.645/elements[rt].HeatConduct*gel_scale*fabs(elements[rt].Weight);
|
|
c_Cm += 96.645/elements[rt].HeatConduct*gel_scale*fabs(elements[rt].Weight);
|
|
#else
|
|
c_heat += parts[r>>8].temp;
|
|
#endif
|
|
h_count++;
|
|
}
|
|
}
|
|
#ifdef REALISTIC
|
|
if (t==PT_GEL)
|
|
gel_scale = parts[i].tmp*2.55f;
|
|
else gel_scale = 1.0f;
|
|
|
|
if (t == PT_PHOT)
|
|
pt = (c_heat+parts[i].temp*96.645)/(c_Cm+96.645);
|
|
else
|
|
pt = (c_heat+parts[i].temp*96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight))/(c_Cm+96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight));
|
|
|
|
c_heat += parts[i].temp*96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight);
|
|
c_Cm += 96.645/elements[t].HeatConduct*gel_scale*fabs(elements[t].Weight);
|
|
parts[i].temp = restrict_flt(pt, MIN_TEMP, MAX_TEMP);
|
|
#else
|
|
pt = (c_heat+parts[i].temp)/(h_count+1);
|
|
pt = parts[i].temp = restrict_flt(pt, MIN_TEMP, MAX_TEMP);
|
|
for (j=0; j<8; j++)
|
|
{
|
|
parts[surround_hconduct[j]].temp = pt;
|
|
}
|
|
#endif
|
|
|
|
ctemph = ctempl = pt;
|
|
// change boiling point with pressure
|
|
if ((elements[t].State==ST_LIQUID && elements[t].HighTemperatureTransition>-1 && elements[t].HighTemperatureTransition<PT_NUM && elements[elements[t].HighTemperatureTransition].State==ST_GAS)
|
|
|| t==PT_LNTG || t==PT_SLTW)
|
|
ctemph -= 2.0f*pv[y/CELL][x/CELL];
|
|
else if ((elements[t].State==ST_GAS && elements[t].LowTemperatureTransition>-1 && elements[t].LowTemperatureTransition<PT_NUM && elements[elements[t].LowTemperatureTransition].State==ST_LIQUID)
|
|
|| t==PT_WTRV)
|
|
ctempl -= 2.0f*pv[y/CELL][x/CELL];
|
|
s = 1;
|
|
|
|
//A fix for ice with ctype = 0
|
|
if (t==PT_ICEI && (parts[i].ctype==0 || parts[i].ctype>=PT_NUM || parts[i].ctype==PT_ICEI))
|
|
parts[i].ctype = PT_WATR;
|
|
|
|
if (ctemph>elements[t].HighTemperature&&elements[t].HighTemperatureTransition>-1) {
|
|
// particle type change due to high temperature
|
|
#ifdef REALISTIC
|
|
float dbt = ctempl - pt;
|
|
if (elements[t].HighTemperatureTransition!=PT_NUM)
|
|
{
|
|
if (platent[t] <= (c_heat - (elements[t].HighTemperature - dbt)*c_Cm))
|
|
{
|
|
pt = (c_heat - platent[t])/c_Cm;
|
|
t = elements[t].HighTemperatureTransition;
|
|
}
|
|
else
|
|
{
|
|
parts[i].temp = restrict_flt(elements[t].HighTemperature - dbt, MIN_TEMP, MAX_TEMP);
|
|
s = 0;
|
|
}
|
|
}
|
|
#else
|
|
if (elements[t].HighTemperatureTransition!=PT_NUM)
|
|
t = elements[t].HighTemperatureTransition;
|
|
#endif
|
|
else if (t==PT_ICEI) {
|
|
if (parts[i].ctype<PT_NUM&&parts[i].ctype!=PT_ICEI) {
|
|
if (elements[parts[i].ctype].LowTemperatureTransition==PT_ICEI&&pt<=elements[parts[i].ctype].LowTemperature) s = 0;
|
|
else {
|
|
#ifdef REALISTIC
|
|
//One ice table value for all it's kinds
|
|
if (platent[t] <= (c_heat - (elements[parts[i].ctype].LowTemperature - dbt)*c_Cm))
|
|
{
|
|
pt = (c_heat - platent[t])/c_Cm;
|
|
t = parts[i].ctype;
|
|
parts[i].ctype = PT_NONE;
|
|
parts[i].life = 0;
|
|
}
|
|
else
|
|
{
|
|
parts[i].temp = restrict_flt(elements[parts[i].ctype].LowTemperature - dbt, MIN_TEMP, MAX_TEMP);
|
|
s = 0;
|
|
}
|
|
#else
|
|
t = parts[i].ctype;
|
|
parts[i].ctype = PT_NONE;
|
|
parts[i].life = 0;
|
|
#endif
|
|
}
|
|
}
|
|
else s = 0;
|
|
}
|
|
else if (t==PT_SLTW) {
|
|
#ifdef REALISTIC
|
|
if (platent[t] <= (c_heat - (elements[t].HighTemperature - dbt)*c_Cm))
|
|
{
|
|
pt = (c_heat - platent[t])/c_Cm;
|
|
|
|
if (1>rand()%6) t = PT_SALT;
|
|
else t = PT_WTRV;
|
|
}
|
|
else
|
|
{
|
|
parts[i].temp = restrict_flt(elements[t].HighTemperature - dbt, MIN_TEMP, MAX_TEMP);
|
|
s = 0;
|
|
}
|
|
#else
|
|
if (1>rand()%6) t = PT_SALT;
|
|
else t = PT_WTRV;
|
|
#endif
|
|
}
|
|
else s = 0;
|
|
} else if (ctempl<elements[t].LowTemperature&&elements[t].LowTemperatureTransition>-1) {
|
|
// particle type change due to low temperature
|
|
#ifdef REALISTIC
|
|
float dbt = ctempl - pt;
|
|
if (elements[t].LowTemperatureTransition!=PT_NUM)
|
|
{
|
|
if (platent[elements[t].LowTemperatureTransition] >= (c_heat - (elements[t].LowTemperature - dbt)*c_Cm))
|
|
{
|
|
pt = (c_heat + platent[elements[t].LowTemperatureTransition])/c_Cm;
|
|
t = elements[t].LowTemperatureTransition;
|
|
}
|
|
else
|
|
{
|
|
parts[i].temp = restrict_flt(elements[t].LowTemperature - dbt, MIN_TEMP, MAX_TEMP);
|
|
s = 0;
|
|
}
|
|
}
|
|
#else
|
|
if (elements[t].LowTemperatureTransition!=PT_NUM)
|
|
t = elements[t].LowTemperatureTransition;
|
|
#endif
|
|
else if (t==PT_WTRV) {
|
|
if (pt<273.0f) t = PT_RIME;
|
|
else t = PT_DSTW;
|
|
}
|
|
else if (t==PT_LAVA) {
|
|
if (parts[i].ctype>0 && parts[i].ctype<PT_NUM && parts[i].ctype!=PT_LAVA) {
|
|
if (parts[i].ctype==PT_THRM&&pt>=elements[PT_BMTL].HighTemperature) s = 0;
|
|
else if (elements[parts[i].ctype].HighTemperatureTransition==PT_LAVA) {
|
|
if (pt>=elements[parts[i].ctype].HighTemperature) s = 0;
|
|
}
|
|
else if (pt>=973.0f) s = 0; // freezing point for lava with any other (not listed in ptransitions as turning into lava) ctype
|
|
if (s) {
|
|
t = parts[i].ctype;
|
|
parts[i].ctype = PT_NONE;
|
|
if (t==PT_THRM) {
|
|
parts[i].tmp = 0;
|
|
t = PT_BMTL;
|
|
}
|
|
if (t==PT_PLUT)
|
|
{
|
|
parts[i].tmp = 0;
|
|
t = PT_LAVA;
|
|
}
|
|
}
|
|
}
|
|
else if (pt<973.0f) t = PT_STNE;
|
|
else s = 0;
|
|
}
|
|
else s = 0;
|
|
}
|
|
else s = 0;
|
|
#ifdef REALISTIC
|
|
pt = restrict_flt(pt, MIN_TEMP, MAX_TEMP);
|
|
for (j=0; j<8; j++)
|
|
{
|
|
parts[surround_hconduct[j]].temp = pt;
|
|
}
|
|
#endif
|
|
if (s) { // particle type change occurred
|
|
if (t==PT_ICEI||t==PT_LAVA)
|
|
parts[i].ctype = parts[i].type;
|
|
if (!(t==PT_ICEI&&parts[i].ctype==PT_FRZW)) parts[i].life = 0;
|
|
if (elements[t].State==ST_GAS&&elements[parts[i].type].State!=ST_GAS)
|
|
pv[y/CELL][x/CELL] += 0.50f;
|
|
part_change_type(i,x,y,t);
|
|
if (t==PT_FIRE||t==PT_PLSM||t==PT_HFLM)
|
|
parts[i].life = rand()%50+120;
|
|
if (t==PT_LAVA) {
|
|
if (parts[i].ctype==PT_BRMT) parts[i].ctype = PT_BMTL;
|
|
else if (parts[i].ctype==PT_SAND) parts[i].ctype = PT_GLAS;
|
|
else if (parts[i].ctype==PT_BGLA) parts[i].ctype = PT_GLAS;
|
|
else if (parts[i].ctype==PT_PQRT) parts[i].ctype = PT_QRTZ;
|
|
parts[i].life = rand()%120+240;
|
|
}
|
|
if (t==PT_NONE) {
|
|
kill_part(i);
|
|
goto killed;
|
|
}
|
|
}
|
|
|
|
pt = parts[i].temp = restrict_flt(parts[i].temp, MIN_TEMP, MAX_TEMP);
|
|
if (t==PT_LAVA) {
|
|
parts[i].life = restrict_flt((parts[i].temp-700)/7, 0.0f, 400.0f);
|
|
if (parts[i].ctype==PT_THRM&&parts[i].tmp>0)
|
|
{
|
|
parts[i].tmp--;
|
|
parts[i].temp = 3500;
|
|
}
|
|
if (parts[i].ctype==PT_PLUT&&parts[i].tmp>0)
|
|
{
|
|
parts[i].tmp--;
|
|
parts[i].temp = MAX_TEMP;
|
|
}
|
|
}
|
|
}
|
|
else parts[i].temp = restrict_flt(parts[i].temp, MIN_TEMP, MAX_TEMP);
|
|
}
|
|
|
|
if (t==PT_LIFE)
|
|
{
|
|
parts[i].temp = restrict_flt(parts[i].temp-50.0f, MIN_TEMP, MAX_TEMP);
|
|
//ISGOL=1;//means there is a life particle on screen
|
|
}
|
|
if (t==PT_WIRE)
|
|
{
|
|
//wire_placed = 1;
|
|
}
|
|
//spark updates from walls
|
|
if ((elements[t].Properties&PROP_CONDUCTS) || t==PT_SPRK)
|
|
{
|
|
nx = x % CELL;
|
|
if (nx == 0)
|
|
nx = x/CELL - 1;
|
|
else if (nx == CELL-1)
|
|
nx = x/CELL + 1;
|
|
else
|
|
nx = x/CELL;
|
|
ny = y % CELL;
|
|
if (ny == 0)
|
|
ny = y/CELL - 1;
|
|
else if (ny == CELL-1)
|
|
ny = y/CELL + 1;
|
|
else
|
|
ny = y/CELL;
|
|
if (nx>=0 && ny>=0 && nx<XRES/CELL && ny<YRES/CELL)
|
|
{
|
|
if (t!=PT_SPRK)
|
|
{
|
|
if (emap[ny][nx]==12 && !parts[i].life)
|
|
{
|
|
part_change_type(i,x,y,PT_SPRK);
|
|
parts[i].life = 4;
|
|
parts[i].ctype = t;
|
|
t = PT_SPRK;
|
|
}
|
|
}
|
|
else if (bmap[ny][nx]==WL_DETECT || bmap[ny][nx]==WL_EWALL || bmap[ny][nx]==WL_ALLOWLIQUID || bmap[ny][nx]==WL_WALLELEC || bmap[ny][nx]==WL_ALLOWALLELEC || bmap[ny][nx]==WL_EHOLE)
|
|
set_emap(nx, ny);
|
|
}
|
|
}
|
|
|
|
//the basic explosion, from the .explosive variable
|
|
if ((elements[t].Explosive&2) && pv[y/CELL][x/CELL]>2.5f)
|
|
{
|
|
parts[i].life = rand()%80+180;
|
|
parts[i].temp = restrict_flt(elements[PT_FIRE].Temperature + (elements[t].Flammable/2), MIN_TEMP, MAX_TEMP);
|
|
t = PT_FIRE;
|
|
part_change_type(i,x,y,t);
|
|
pv[y/CELL][x/CELL] += 0.25f * CFDS;
|
|
}
|
|
|
|
|
|
s = 1;
|
|
gravtot = fabs(gravy[(y/CELL)*(XRES/CELL)+(x/CELL)])+fabs(gravx[(y/CELL)*(XRES/CELL)+(x/CELL)]);
|
|
if (pv[y/CELL][x/CELL]>elements[t].HighPressure&&elements[t].HighPressureTransition>-1) {
|
|
// particle type change due to high pressure
|
|
if (elements[t].HighPressureTransition!=PT_NUM)
|
|
t = elements[t].HighPressureTransition;
|
|
else if (t==PT_BMTL) {
|
|
if (pv[y/CELL][x/CELL]>2.5f)
|
|
t = PT_BRMT;
|
|
else if (pv[y/CELL][x/CELL]>1.0f && parts[i].tmp==1)
|
|
t = PT_BRMT;
|
|
else s = 0;
|
|
}
|
|
else s = 0;
|
|
} else if (pv[y/CELL][x/CELL]<elements[t].LowPressure&&elements[t].LowPressureTransition>-1) {
|
|
// particle type change due to low pressure
|
|
if (elements[t].LowPressureTransition!=PT_NUM)
|
|
t = elements[t].LowPressureTransition;
|
|
else s = 0;
|
|
} else if (gravtot>(elements[t].HighPressure/4.0f)&&elements[t].HighPressureTransition>-1) {
|
|
// particle type change due to high gravity
|
|
if (elements[t].HighPressureTransition!=PT_NUM)
|
|
t = elements[t].HighPressureTransition;
|
|
else if (t==PT_BMTL) {
|
|
if (gravtot>0.625f)
|
|
t = PT_BRMT;
|
|
else if (gravtot>0.25f && parts[i].tmp==1)
|
|
t = PT_BRMT;
|
|
else s = 0;
|
|
}
|
|
else s = 0;
|
|
} else s = 0;
|
|
if (s) { // particle type change occurred
|
|
parts[i].life = 0;
|
|
part_change_type(i,x,y,t);
|
|
if (t==PT_FIRE)
|
|
parts[i].life = rand()%50+120;
|
|
if (t==PT_NONE) {
|
|
kill_part(i);
|
|
goto killed;
|
|
}
|
|
}
|
|
|
|
//call the particle update function, if there is one
|
|
#ifdef LUACONSOLE
|
|
if (elements[t].Update && lua_el_mode[t] != 2)
|
|
#else
|
|
if (elements[t].Update)
|
|
#endif
|
|
{
|
|
if ((*(elements[t].Update))(this, i,x,y,surround_space,nt, parts, pmap))
|
|
continue;
|
|
else if (t==PT_WARP)
|
|
{
|
|
// Warp does some movement in its update func, update variables to avoid incorrect data in pmap
|
|
x = (int)(parts[i].x+0.5f);
|
|
y = (int)(parts[i].y+0.5f);
|
|
}
|
|
}
|
|
#ifdef LUACONSOLE
|
|
if(lua_el_mode[t])
|
|
{
|
|
if(luacon_part_update(t,i,x,y,surround_space,nt))
|
|
continue;
|
|
// Need to update variables, in case they've been changed by Lua
|
|
x = (int)(parts[i].x+0.5f);
|
|
y = (int)(parts[i].y+0.5f);
|
|
}
|
|
#endif
|
|
//if (legacy_enable)//if heat sim is off
|
|
//update_legacy_all(this, i,x,y,surround_space,nt, parts, pmap); //TODO:pop
|
|
|
|
killed:
|
|
if (parts[i].type == PT_NONE)//if its dead, skip to next particle
|
|
continue;
|
|
|
|
if (!parts[i].vx&&!parts[i].vy)//if its not moving, skip to next particle, movement code it next
|
|
continue;
|
|
|
|
#if defined(WIN32) && !defined(__GNUC__)
|
|
mv = max(fabsf(parts[i].vx), fabsf(parts[i].vy));
|
|
#else
|
|
mv = fmaxf(fabsf(parts[i].vx), fabsf(parts[i].vy));
|
|
#endif
|
|
if (mv < ISTP)
|
|
{
|
|
clear_x = x;
|
|
clear_y = y;
|
|
clear_xf = parts[i].x;
|
|
clear_yf = parts[i].y;
|
|
fin_xf = clear_xf + parts[i].vx;
|
|
fin_yf = clear_yf + parts[i].vy;
|
|
fin_x = (int)(fin_xf+0.5f);
|
|
fin_y = (int)(fin_yf+0.5f);
|
|
}
|
|
else
|
|
{
|
|
// interpolate to see if there is anything in the way
|
|
dx = parts[i].vx*ISTP/mv;
|
|
dy = parts[i].vy*ISTP/mv;
|
|
fin_xf = parts[i].x;
|
|
fin_yf = parts[i].y;
|
|
while (1)
|
|
{
|
|
mv -= ISTP;
|
|
fin_xf += dx;
|
|
fin_yf += dy;
|
|
fin_x = (int)(fin_xf+0.5f);
|
|
fin_y = (int)(fin_yf+0.5f);
|
|
if (mv <= 0.0f)
|
|
{
|
|
// nothing found
|
|
fin_xf = parts[i].x + parts[i].vx;
|
|
fin_yf = parts[i].y + parts[i].vy;
|
|
fin_x = (int)(fin_xf+0.5f);
|
|
fin_y = (int)(fin_yf+0.5f);
|
|
clear_xf = fin_xf-dx;
|
|
clear_yf = fin_yf-dy;
|
|
clear_x = (int)(clear_xf+0.5f);
|
|
clear_y = (int)(clear_yf+0.5f);
|
|
break;
|
|
}
|
|
if (fin_x<CELL || fin_y<CELL || fin_x>=XRES-CELL || fin_y>=YRES-CELL || pmap[fin_y][fin_x] || (bmap[fin_y/CELL][fin_x/CELL] && (bmap[fin_y/CELL][fin_x/CELL]==WL_DESTROYALL || !eval_move(t,fin_x,fin_y,NULL))))
|
|
{
|
|
// found an obstacle
|
|
clear_xf = fin_xf-dx;
|
|
clear_yf = fin_yf-dy;
|
|
clear_x = (int)(clear_xf+0.5f);
|
|
clear_y = (int)(clear_yf+0.5f);
|
|
break;
|
|
}
|
|
if (bmap[fin_y/CELL][fin_x/CELL]==WL_DETECT && emap[fin_y/CELL][fin_x/CELL]<8)
|
|
set_emap(fin_x/CELL, fin_y/CELL);
|
|
}
|
|
}
|
|
|
|
stagnant = parts[i].flags & FLAG_STAGNANT;
|
|
parts[i].flags &= ~FLAG_STAGNANT;
|
|
|
|
if ((t==PT_PHOT||t==PT_NEUT||t==PT_ELEC)) {
|
|
if (t == PT_PHOT) {
|
|
if (parts[i].flags&FLAG_SKIPMOVE)
|
|
{
|
|
parts[i].flags &= ~FLAG_SKIPMOVE;
|
|
continue;
|
|
}
|
|
|
|
rt = pmap[fin_y][fin_x] & 0xFF;
|
|
lt = pmap[y][x] & 0xFF;
|
|
|
|
r = eval_move(PT_PHOT, fin_x, fin_y, NULL);
|
|
if (((rt==PT_GLAS && lt!=PT_GLAS) || (rt!=PT_GLAS && lt==PT_GLAS)) && r) {
|
|
if (!get_normal_interp(REFRACT|t, parts[i].x, parts[i].y, parts[i].vx, parts[i].vy, &nrx, &nry)) {
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
|
|
r = get_wavelength_bin(&parts[i].ctype);
|
|
if (r == -1) {
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
nn = GLASS_IOR - GLASS_DISP*(r-15)/15.0f;
|
|
nn *= nn;
|
|
nrx = -nrx;
|
|
nry = -nry;
|
|
if (rt==PT_GLAS && lt!=PT_GLAS)
|
|
nn = 1.0f/nn;
|
|
ct1 = parts[i].vx*nrx + parts[i].vy*nry;
|
|
ct2 = 1.0f - (nn*nn)*(1.0f-(ct1*ct1));
|
|
if (ct2 < 0.0f) {
|
|
// total internal reflection
|
|
parts[i].vx -= 2.0f*ct1*nrx;
|
|
parts[i].vy -= 2.0f*ct1*nry;
|
|
fin_xf = parts[i].x;
|
|
fin_yf = parts[i].y;
|
|
fin_x = x;
|
|
fin_y = y;
|
|
} else {
|
|
// refraction
|
|
ct2 = sqrtf(ct2);
|
|
ct2 = ct2 - nn*ct1;
|
|
parts[i].vx = nn*parts[i].vx + ct2*nrx;
|
|
parts[i].vy = nn*parts[i].vy + ct2*nry;
|
|
}
|
|
}
|
|
}
|
|
if (stagnant)//FLAG_STAGNANT set, was reflected on previous frame
|
|
{
|
|
// cast coords as int then back to float for compatibility with existing saves
|
|
if (!do_move(i, x, y, (float)fin_x, (float)fin_y) && parts[i].type) {
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
}
|
|
else if (!do_move(i, x, y, fin_xf, fin_yf))
|
|
{
|
|
if (parts[i].type == PT_NONE)
|
|
continue;
|
|
// reflection
|
|
parts[i].flags |= FLAG_STAGNANT;
|
|
if (t==PT_NEUT && 100>(rand()%1000))
|
|
{
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
r = pmap[fin_y][fin_x];
|
|
|
|
if ((r & 0xFF) == PT_PIPE && !(parts[r>>8].tmp&0xFF))
|
|
{
|
|
parts[r>>8].tmp = (parts[r>>8].tmp&~0xFF) | parts[i].type;
|
|
parts[r>>8].temp = parts[i].temp;
|
|
parts[r>>8].flags = parts[i].life;
|
|
parts[r>>8].pavg[0] = parts[i].tmp;
|
|
parts[r>>8].pavg[1] = parts[i].ctype;
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
|
|
// this should be replaced with a particle type attribute ("photwl" or something)
|
|
if ((r & 0xFF) == PT_PSCN) parts[i].ctype = 0x00000000;
|
|
if ((r & 0xFF) == PT_NSCN) parts[i].ctype = 0x00000000;
|
|
if ((r & 0xFF) == PT_SPRK) parts[i].ctype = 0x00000000;
|
|
if ((r & 0xFF) == PT_COAL) parts[i].ctype = 0x00000000;
|
|
if ((r & 0xFF) == PT_BCOL) parts[i].ctype = 0x00000000;
|
|
if ((r & 0xFF) == PT_PLEX) parts[i].ctype &= 0x1F00003E;
|
|
if ((r & 0xFF) == PT_NITR) parts[i].ctype &= 0x0007C000;
|
|
if ((r & 0xFF) == PT_NBLE) parts[i].ctype &= 0x3FFF8000;
|
|
if ((r & 0xFF) == PT_LAVA) parts[i].ctype &= 0x3FF00000;
|
|
if ((r & 0xFF) == PT_ACID) parts[i].ctype &= 0x1FE001FE;
|
|
if ((r & 0xFF) == PT_DUST) parts[i].ctype &= 0x3FFFFFC0;
|
|
if ((r & 0xFF) == PT_SNOW) parts[i].ctype &= 0x03FFFFFF;
|
|
if ((r & 0xFF) == PT_GOO) parts[i].ctype &= 0x3FFAAA00;
|
|
if ((r & 0xFF) == PT_PLNT) parts[i].ctype &= 0x0007C000;
|
|
if ((r & 0xFF) == PT_PLUT) parts[i].ctype &= 0x001FCE00;
|
|
if ((r & 0xFF) == PT_URAN) parts[i].ctype &= 0x003FC000;
|
|
|
|
if (get_normal_interp(t, parts[i].x, parts[i].y, parts[i].vx, parts[i].vy, &nrx, &nry)) {
|
|
dp = nrx*parts[i].vx + nry*parts[i].vy;
|
|
parts[i].vx -= 2.0f*dp*nrx;
|
|
parts[i].vy -= 2.0f*dp*nry;
|
|
// leave the actual movement until next frame so that reflection of fast particles and refraction happen correctly
|
|
} else {
|
|
if (t!=PT_NEUT)
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
if (!(parts[i].ctype&0x3FFFFFFF)&&t!=PT_NEUT&&t!=PT_ELEC) {
|
|
kill_part(i);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
else if (elements[t].Falldown==0)
|
|
{
|
|
// gasses and solids (but not powders)
|
|
if (!do_move(i, x, y, fin_xf, fin_yf))
|
|
{
|
|
if (parts[i].type == PT_NONE)
|
|
continue;
|
|
// can't move there, so bounce off
|
|
// TODO
|
|
// TODO: Work out what previous TODO was for
|
|
if (fin_x>x+ISTP) fin_x=x+ISTP;
|
|
if (fin_x<x-ISTP) fin_x=x-ISTP;
|
|
if (fin_y>y+ISTP) fin_y=y+ISTP;
|
|
if (fin_y<y-ISTP) fin_y=y-ISTP;
|
|
if (do_move(i, x, y, 0.25f+(float)(2*x-fin_x), 0.25f+fin_y))
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
}
|
|
else if (do_move(i, x, y, 0.25f+fin_x, 0.25f+(float)(2*y-fin_y)))
|
|
{
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
else
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (water_equal_test && elements[t].Falldown == 2 && 1>= rand()%400)//checking stagnant is cool, but then it doesn't update when you change it later.
|
|
{
|
|
if (!flood_water(x,y,i,y, parts[i].tmp2))
|
|
goto movedone;
|
|
}
|
|
// liquids and powders
|
|
if (!do_move(i, x, y, fin_xf, fin_yf))
|
|
{
|
|
if (parts[i].type == PT_NONE)
|
|
continue;
|
|
if (fin_x!=x && do_move(i, x, y, fin_xf, clear_yf))
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
else if (fin_y!=y && do_move(i, x, y, clear_xf, fin_yf))
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
else
|
|
{
|
|
s = 1;
|
|
r = (rand()%2)*2-1;
|
|
if ((clear_x!=x || clear_y!=y || nt || surround_space) &&
|
|
(fabsf(parts[i].vx)>0.01f || fabsf(parts[i].vy)>0.01f))
|
|
{
|
|
// allow diagonal movement if target position is blocked
|
|
// but no point trying this if particle is stuck in a block of identical particles
|
|
dx = parts[i].vx - parts[i].vy*r;
|
|
dy = parts[i].vy + parts[i].vx*r;
|
|
if (fabsf(dy)>fabsf(dx))
|
|
mv = fabsf(dy);
|
|
else
|
|
mv = fabsf(dx);
|
|
dx /= mv;
|
|
dy /= mv;
|
|
if (do_move(i, x, y, clear_xf+dx, clear_yf+dy))
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
goto movedone;
|
|
}
|
|
swappage = dx;
|
|
dx = dy*r;
|
|
dy = -swappage*r;
|
|
if (do_move(i, x, y, clear_xf+dx, clear_yf+dy))
|
|
{
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
goto movedone;
|
|
}
|
|
}
|
|
if (elements[t].Falldown>1 && !ngrav_enable && gravityMode==0 && parts[i].vy>fabsf(parts[i].vx))
|
|
{
|
|
s = 0;
|
|
// stagnant is true if FLAG_STAGNANT was set for this particle in previous frame
|
|
if (!stagnant || nt) //nt is if there is an something else besides the current particle type, around the particle
|
|
rt = 30;//slight less water lag, although it changes how it moves a lot
|
|
else
|
|
rt = 10;
|
|
|
|
if (t==PT_GEL)
|
|
rt = parts[i].tmp*0.20f+5.0f;
|
|
|
|
for (j=clear_x+r; j>=0 && j>=clear_x-rt && j<clear_x+rt && j<XRES; j+=r)
|
|
{
|
|
if (((pmap[fin_y][j]&0xFF)!=t || bmap[fin_y/CELL][j/CELL])
|
|
&& (s=do_move(i, x, y, (float)j, fin_yf)))
|
|
{
|
|
nx = (int)(parts[i].x+0.5f);
|
|
ny = (int)(parts[i].y+0.5f);
|
|
break;
|
|
}
|
|
if (fin_y!=clear_y && ((pmap[clear_y][j]&0xFF)!=t || bmap[clear_y/CELL][j/CELL])
|
|
&& (s=do_move(i, x, y, (float)j, clear_yf)))
|
|
{
|
|
nx = (int)(parts[i].x+0.5f);
|
|
ny = (int)(parts[i].y+0.5f);
|
|
break;
|
|
}
|
|
if ((pmap[clear_y][j]&0xFF)!=t || (bmap[clear_y/CELL][j/CELL] && bmap[clear_y/CELL][j/CELL]!=WL_STREAM))
|
|
break;
|
|
}
|
|
if (parts[i].vy>0)
|
|
r = 1;
|
|
else
|
|
r = -1;
|
|
if (s==1)
|
|
for (j=ny+r; j>=0 && j<YRES && j>=ny-rt && j<ny+rt; j+=r)
|
|
{
|
|
if (((pmap[j][nx]&0xFF)!=t || bmap[j/CELL][nx/CELL]) && do_move(i, nx, ny, (float)nx, (float)j))
|
|
break;
|
|
if ((pmap[j][nx]&255)!=t || (bmap[j/CELL][nx/CELL] && bmap[j/CELL][nx/CELL]!=WL_STREAM))
|
|
break;
|
|
}
|
|
else if (s==-1) {} // particle is out of bounds
|
|
else if ((clear_x!=x||clear_y!=y) && do_move(i, x, y, clear_xf, clear_yf)) {}
|
|
else parts[i].flags |= FLAG_STAGNANT;
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
else if (elements[t].Falldown>1 && fabsf(pGravX*parts[i].vx+pGravY*parts[i].vy)>fabsf(pGravY*parts[i].vx-pGravX*parts[i].vy))
|
|
{
|
|
float nxf, nyf, prev_pGravX, prev_pGravY, ptGrav = elements[t].Gravity;
|
|
s = 0;
|
|
// stagnant is true if FLAG_STAGNANT was set for this particle in previous frame
|
|
if (!stagnant || nt) //nt is if there is an something else besides the current particle type, around the particle
|
|
rt = 30;//slight less water lag, although it changes how it moves a lot
|
|
else
|
|
rt = 10;
|
|
nxf = clear_xf;
|
|
nyf = clear_yf;
|
|
for (j=0;j<rt;j++)
|
|
{
|
|
switch (gravityMode)
|
|
{
|
|
default:
|
|
case 0:
|
|
pGravX = 0.0f;
|
|
pGravY = ptGrav;
|
|
break;
|
|
case 1:
|
|
pGravX = pGravY = 0.0f;
|
|
break;
|
|
case 2:
|
|
pGravD = 0.01f - hypotf((nx - XCNTR), (ny - YCNTR));
|
|
pGravX = ptGrav * ((float)(nx - XCNTR) / pGravD);
|
|
pGravY = ptGrav * ((float)(ny - YCNTR) / pGravD);
|
|
break;
|
|
}
|
|
pGravX += gravx[(ny/CELL)*(XRES/CELL)+(nx/CELL)];
|
|
pGravY += gravy[(ny/CELL)*(XRES/CELL)+(nx/CELL)];
|
|
if (fabsf(pGravY)>fabsf(pGravX))
|
|
mv = fabsf(pGravY);
|
|
else
|
|
mv = fabsf(pGravX);
|
|
if (mv<0.0001f) break;
|
|
pGravX /= mv;
|
|
pGravY /= mv;
|
|
if (j)
|
|
{
|
|
nxf += r*(pGravY*2.0f-prev_pGravY);
|
|
nyf += -r*(pGravX*2.0f-prev_pGravX);
|
|
}
|
|
else
|
|
{
|
|
nxf += r*pGravY;
|
|
nyf += -r*pGravX;
|
|
}
|
|
prev_pGravX = pGravX;
|
|
prev_pGravY = pGravY;
|
|
nx = (int)(nxf+0.5f);
|
|
ny = (int)(nyf+0.5f);
|
|
if (nx<0 || ny<0 || nx>=XRES || ny >=YRES)
|
|
break;
|
|
if ((pmap[ny][nx]&0xFF)!=t || bmap[ny/CELL][nx/CELL])
|
|
{
|
|
s = do_move(i, x, y, nxf, nyf);
|
|
if (s)
|
|
{
|
|
nx = (int)(parts[i].x+0.5f);
|
|
ny = (int)(parts[i].y+0.5f);
|
|
break;
|
|
}
|
|
if (bmap[ny/CELL][nx/CELL]!=WL_STREAM)
|
|
break;
|
|
}
|
|
}
|
|
if (s==1)
|
|
{
|
|
clear_x = nx;
|
|
clear_y = ny;
|
|
for (j=0;j<rt;j++)
|
|
{
|
|
switch (gravityMode)
|
|
{
|
|
default:
|
|
case 0:
|
|
pGravX = 0.0f;
|
|
pGravY = ptGrav;
|
|
break;
|
|
case 1:
|
|
pGravX = pGravY = 0.0f;
|
|
break;
|
|
case 2:
|
|
pGravD = 0.01f - hypotf((nx - XCNTR), (ny - YCNTR));
|
|
pGravX = ptGrav * ((float)(nx - XCNTR) / pGravD);
|
|
pGravY = ptGrav * ((float)(ny - YCNTR) / pGravD);
|
|
break;
|
|
}
|
|
pGravX += gravx[(ny/CELL)*(XRES/CELL)+(nx/CELL)];
|
|
pGravY += gravy[(ny/CELL)*(XRES/CELL)+(nx/CELL)];
|
|
if (fabsf(pGravY)>fabsf(pGravX))
|
|
mv = fabsf(pGravY);
|
|
else
|
|
mv = fabsf(pGravX);
|
|
if (mv<0.0001f) break;
|
|
pGravX /= mv;
|
|
pGravY /= mv;
|
|
nxf += pGravX;
|
|
nyf += pGravY;
|
|
nx = (int)(nxf+0.5f);
|
|
ny = (int)(nyf+0.5f);
|
|
if (nx<0 || ny<0 || nx>=XRES || ny>=YRES)
|
|
break;
|
|
if ((pmap[ny][nx]&0xFF)!=t || bmap[ny/CELL][nx/CELL])
|
|
{
|
|
s = do_move(i, clear_x, clear_y, nxf, nyf);
|
|
if (s || bmap[ny/CELL][nx/CELL]!=WL_STREAM)
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else if (s==-1) {} // particle is out of bounds
|
|
else if ((clear_x!=x||clear_y!=y) && do_move(i, x, y, clear_xf, clear_yf)) {}
|
|
else parts[i].flags |= FLAG_STAGNANT;
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
else
|
|
{
|
|
// if interpolation was done, try moving to last clear position
|
|
if ((clear_x!=x||clear_y!=y) && do_move(i, x, y, clear_xf, clear_yf)) {}
|
|
else parts[i].flags |= FLAG_STAGNANT;
|
|
parts[i].vx *= elements[t].Collision;
|
|
parts[i].vy *= elements[t].Collision;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
movedone:
|
|
continue;
|
|
}
|
|
}
|
|
|
|
void Simulation::update_particles()//doesn't update the particles themselves, but some other things
|
|
{
|
|
int i, j, x, y, t, nx, ny, r, cr,cg,cb, l = -1;
|
|
float lx, ly;
|
|
int lastPartUsed = 0;
|
|
int lastPartUnused = -1;
|
|
#ifdef MT
|
|
int pt = 0, pc = 0;
|
|
pthread_t *InterThreads;
|
|
#endif
|
|
|
|
if(!sys_pause||framerender)
|
|
{
|
|
air->update_air();
|
|
grav->gravity_update_async();
|
|
|
|
//Get updated buffer pointers for gravity
|
|
gravx = grav->gravx;
|
|
gravy = grav->gravy;
|
|
gravp = grav->gravp;
|
|
gravmap = grav->gravmap;
|
|
}
|
|
|
|
memset(pmap, 0, sizeof(pmap));
|
|
memset(photons, 0, sizeof(photons));
|
|
NUM_PARTS = 0;
|
|
for (i=0; i<=parts_lastActiveIndex; i++)//the particle loop that resets the pmap/photon maps every frame, to update them.
|
|
{
|
|
if (parts[i].type)
|
|
{
|
|
t = parts[i].type;
|
|
x = (int)(parts[i].x+0.5f);
|
|
y = (int)(parts[i].y+0.5f);
|
|
if (x>=0 && y>=0 && x<XRES && y<YRES)
|
|
{
|
|
if (t==PT_PHOT||t==PT_NEUT||t==PT_ELEC)
|
|
photons[y][x] = t|(i<<8);
|
|
else
|
|
pmap[y][x] = t|(i<<8);
|
|
}
|
|
lastPartUsed = i;
|
|
NUM_PARTS ++;
|
|
}
|
|
else
|
|
{
|
|
if (lastPartUnused<0) pfree = i;
|
|
else parts[lastPartUnused].life = i;
|
|
lastPartUnused = i;
|
|
}
|
|
}
|
|
if (lastPartUnused==-1)
|
|
{
|
|
if (parts_lastActiveIndex>=NPART-1) pfree = -1;
|
|
else pfree = parts_lastActiveIndex+1;
|
|
}
|
|
else
|
|
{
|
|
if (parts_lastActiveIndex>=NPART-1) parts[lastPartUnused].life = -1;
|
|
else parts[lastPartUnused].life = parts_lastActiveIndex+1;
|
|
}
|
|
parts_lastActiveIndex = lastPartUsed;
|
|
if (!sys_pause||framerender)
|
|
{
|
|
for (y=0; y<YRES/CELL; y++)
|
|
{
|
|
for (x=0; x<XRES/CELL; x++)
|
|
{
|
|
if (emap[y][x])
|
|
emap[y][x] --;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(!sys_pause||framerender)
|
|
update_particles_i(0, 1);
|
|
|
|
if(framerender)
|
|
framerender--;
|
|
// this should probably be elsewhere
|
|
/*for (y=0; y<YRES/CELL; y++)
|
|
for (x=0; x<XRES/CELL; x++)
|
|
if (bmap[y][x]==WL_STREAM)
|
|
{
|
|
lx = x*CELL + CELL*0.5f;
|
|
ly = y*CELL + CELL*0.5f;
|
|
for (t=0; t<1024; t++)
|
|
{
|
|
nx = (int)(lx+0.5f);
|
|
ny = (int)(ly+0.5f);
|
|
if (nx<0 || nx>=XRES || ny<0 || ny>=YRES)
|
|
break;
|
|
addpixel(vid, nx, ny, 255, 255, 255, 64);
|
|
i = nx/CELL;
|
|
j = ny/CELL;
|
|
lx += vx[j][i]*0.125f;
|
|
ly += vy[j][i]*0.125f;
|
|
if (bmap[j][i]==WL_STREAM && i!=x && j!=y)
|
|
break;
|
|
}
|
|
drawtext(vid, x*CELL, y*CELL-2, "\x8D", 255, 255, 255, 128);
|
|
}
|
|
*/
|
|
}
|
|
|
|
Simulation::~Simulation()
|
|
{
|
|
delete grav;
|
|
delete air;
|
|
}
|
|
|
|
Simulation::Simulation():
|
|
sys_pause(0)
|
|
{
|
|
|
|
int tportal_rx[] = {-1, 0, 1, 1, 1, 0,-1,-1};
|
|
int tportal_ry[] = {-1,-1,-1, 0, 1, 1, 1, 0};
|
|
|
|
memcpy(portal_rx, tportal_rx, sizeof(tportal_rx));
|
|
memcpy(portal_ry, tportal_ry, sizeof(tportal_ry));
|
|
|
|
//Create and attach gravity simulation
|
|
grav = new Gravity();
|
|
//Give air sim references to our data
|
|
grav->bmap = bmap;
|
|
//Gravity sim gives us maps to use
|
|
gravx = grav->gravx;
|
|
gravy = grav->gravy;
|
|
gravp = grav->gravp;
|
|
gravmap = grav->gravmap;
|
|
|
|
//Create and attach air simulation
|
|
air = new Air();
|
|
//Give air sim references to our data
|
|
air->bmap = bmap;
|
|
air->emap = emap;
|
|
air->fvx = fvx;
|
|
air->fvy = fvy;
|
|
//Air sim gives us maps to use
|
|
vx = air->vx;
|
|
vy = air->vy;
|
|
pv = air->pv;
|
|
hv = air->hv;
|
|
|
|
int menuCount;
|
|
menu_section * msectionsT = LoadMenus(menuCount);
|
|
memcpy(msections, msectionsT, menuCount * sizeof(menu_section));
|
|
free(msectionsT);
|
|
|
|
int wallCount;
|
|
wall_type * wtypesT = LoadWalls(wallCount);
|
|
memcpy(wtypes, wtypesT, wallCount * sizeof(wall_type));
|
|
free(wtypesT);
|
|
|
|
platent = new unsigned[PT_NUM];
|
|
int latentCount;
|
|
unsigned int * platentT = LoadLatent(latentCount);
|
|
memcpy(platent, platentT, latentCount * sizeof(unsigned int));
|
|
free(platentT);
|
|
|
|
elements = new Element[PT_NUM];
|
|
std::vector<Element> elementList = GetElements();
|
|
for(int i = 0; i < elementList.size(); i++)
|
|
{
|
|
elements[i] = elementList[i];
|
|
}
|
|
|
|
tools = GetTools();
|
|
|
|
int golRulesCount;
|
|
int * golRulesT = LoadGOLRules(golRulesCount);
|
|
memcpy(grule, golRulesT, sizeof(int) * (golRulesCount*10));
|
|
free(golRulesT);
|
|
|
|
int golTypesCount;
|
|
int * golTypesT = LoadGOLTypes(golTypesCount);
|
|
memcpy(goltype, golTypesT, sizeof(int) * (golTypesCount));
|
|
free(golTypesT);
|
|
|
|
int golMenuCount;
|
|
gol_menu * golMenuT = LoadGOLMenu(golMenuCount);
|
|
memcpy(gmenu, golMenuT, sizeof(gol_menu) * golMenuCount);
|
|
free(golMenuT);
|
|
|
|
init_can_move();
|
|
clear_sim();
|
|
|
|
grav->gravity_mask();
|
|
}
|