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Change portal so that randomness never causes a particle to exit the same side it came in

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jacksonmj 2011-08-20 22:50:59 +08:00 committed by Simon Robertshaw
parent 20aba663cd
commit 5f8fba12c8
4 changed files with 42 additions and 54 deletions
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2
includes/powder.h
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@ -946,6 +946,8 @@ static wall_type wtypes[] =
particle portalp[CHANNELS][8][80]; particle portalp[CHANNELS][8][80];
const particle emptyparticle; const particle emptyparticle;
int wireless[CHANNELS][2]; int wireless[CHANNELS][2];
extern int portal_rx[8];
extern int portal_ry[8];
extern int wire_placed; extern int wire_placed;

28
src/elements/prti.c
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@ -1,26 +1,27 @@
#include <element.h> #include <element.h>
/*these are the count vaules of where the particle gets stored, depending on where it came from /*these are the count values of where the particle gets stored, depending on where it came from
1 4 6 0 1 2
2 . 7 7 . 3
3 5 8 6 5 4
PRTO counts backwards, so that it will come out at the opposite place of where it came in PRTO does (count+4)%8, so that it will come out at the opposite place to where it came in
8 5 3
7 . 2
6 4 1
PRTO does +/-1 to the count, so it doesn't jam as easily PRTO does +/-1 to the count, so it doesn't jam as easily
*/ */
int portal_rx[8] = {-1, 0, 1, 1, 1, 0,-1,-1};
int portal_ry[8] = {-1,-1,-1, 0, 1, 1, 1, 0};
int update_PRTI(UPDATE_FUNC_ARGS) { int update_PRTI(UPDATE_FUNC_ARGS) {
int r, nnx, rx, ry, fe = 0; int r, nnx, rx, ry, fe = 0;
int count =0; int count =0;
parts[i].tmp = (int)((parts[i].temp-73.15f)/100+1); parts[i].tmp = (int)((parts[i].temp-73.15f)/100+1);
if (parts[i].tmp>=CHANNELS) parts[i].tmp = CHANNELS-1; if (parts[i].tmp>=CHANNELS) parts[i].tmp = CHANNELS-1;
else if (parts[i].tmp<0) parts[i].tmp = 0; else if (parts[i].tmp<0) parts[i].tmp = 0;
for (rx=-1; rx<2; rx++) for (count=0; count<8; count++)
for (ry=-1; ry<2; ry++) {
rx = portal_rx[count];
ry = portal_ry[count];
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry)) if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{ {
r = pmap[y+ry][x+rx]; r = pmap[y+ry][x+rx];
count ++;
if (!r) if (!r)
fe = 1; fe = 1;
if ((r>>8)>=NPART) if ((r>>8)>=NPART)
@ -38,9 +39,9 @@ int update_PRTI(UPDATE_FUNC_ARGS) {
detach(r>>8); detach(r>>8);
for ( nnx=0; nnx<80; nnx++) for ( nnx=0; nnx<80; nnx++)
if (!portalp[parts[i].tmp][count-1][nnx].type) if (!portalp[parts[i].tmp][count][nnx].type)
{ {
portalp[parts[i].tmp][count-1][nnx] = parts[r>>8]; portalp[parts[i].tmp][count][nnx] = parts[r>>8];
if ((r&0xFF)==PT_SPRK) if ((r&0xFF)==PT_SPRK)
part_change_type(r>>8,x+rx,y+ry,parts[r>>8].ctype); part_change_type(r>>8,x+rx,y+ry,parts[r>>8].ctype);
else else
@ -49,6 +50,7 @@ int update_PRTI(UPDATE_FUNC_ARGS) {
break; break;
} }
} }
}
if (fe) { if (fe) {

43
src/elements/prto.c
View File

@ -1,12 +1,9 @@
#include <element.h> #include <element.h>
/*these are the count vaules of where the particle gets stored, depending on where it came from /*these are the count values of where the particle gets stored, depending on where it came from
1 4 6 0 1 2
2 . 7 7 . 3
3 5 8 6 5 4
PRTO counts backwards, so that it will come out at the opposite place of where it came in PRTO does (count+4)%8, so that it will come out at the opposite place to where it came in
8 5 3
7 . 2
6 4 1
PRTO does +/-1 to the count, so it doesn't jam as easily PRTO does +/-1 to the count, so it doesn't jam as easily
*/ */
int update_PRTO(UPDATE_FUNC_ARGS) { int update_PRTO(UPDATE_FUNC_ARGS) {
@ -15,12 +12,13 @@ int update_PRTO(UPDATE_FUNC_ARGS) {
parts[i].tmp = (int)((parts[i].temp-73.15f)/100+1); parts[i].tmp = (int)((parts[i].temp-73.15f)/100+1);
if (parts[i].tmp>=CHANNELS) parts[i].tmp = CHANNELS-1; if (parts[i].tmp>=CHANNELS) parts[i].tmp = CHANNELS-1;
else if (parts[i].tmp<0) parts[i].tmp = 0; else if (parts[i].tmp<0) parts[i].tmp = 0;
for (rx=1; rx>-2; rx--) for (count=0; count<8; count++)
for (ry=1; ry>-2; ry--) {
rx = portal_rx[count];
ry = portal_ry[count];
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry)) if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{ {
r = pmap[y+ry][x+rx]; r = pmap[y+ry][x+rx];
count ++;
if (!r) if (!r)
fe = 1; fe = 1;
if ((r>>8)>=NPART || r) if ((r>>8)>=NPART || r)
@ -29,12 +27,8 @@ int update_PRTO(UPDATE_FUNC_ARGS) {
{ {
for ( nnx =0 ; nnx<80; nnx++) for ( nnx =0 ; nnx<80; nnx++)
{ {
int randomness = count + rand()%3-1;//add -1,0,or 1 to count int randomness = (count + rand()%3-1 + 4)%8;//add -1,0,or 1 to count
if (randomness<1) if (portalp[parts[i].tmp][randomness][nnx].type==PT_SPRK)// TODO: make it look better, spark creation
randomness=1;
if (randomness>8)
randomness=8;
if (portalp[parts[i].tmp][randomness-1][nnx].type==PT_SPRK)// TODO: make it look better, spark creation
{ {
create_part(-1,x+1,y,PT_SPRK); create_part(-1,x+1,y,PT_SPRK);
create_part(-1,x+1,y+1,PT_SPRK); create_part(-1,x+1,y+1,PT_SPRK);
@ -44,26 +38,27 @@ int update_PRTO(UPDATE_FUNC_ARGS) {
create_part(-1,x-1,y+1,PT_SPRK); create_part(-1,x-1,y+1,PT_SPRK);
create_part(-1,x-1,y,PT_SPRK); create_part(-1,x-1,y,PT_SPRK);
create_part(-1,x-1,y-1,PT_SPRK); create_part(-1,x-1,y-1,PT_SPRK);
portalp[parts[i].tmp][randomness-1][nnx] = emptyparticle; portalp[parts[i].tmp][randomness][nnx] = emptyparticle;
break; break;
} }
else if (portalp[parts[i].tmp][randomness-1][nnx].type) else if (portalp[parts[i].tmp][randomness][nnx].type)
{ {
if (portalp[parts[i].tmp][randomness-1][nnx].type==PT_STKM) if (portalp[parts[i].tmp][randomness][nnx].type==PT_STKM)
player[27] = 0; player[27] = 0;
if (portalp[parts[i].tmp][randomness-1][nnx].type==PT_STKM2) if (portalp[parts[i].tmp][randomness][nnx].type==PT_STKM2)
player2[27] = 0; player2[27] = 0;
np = create_part(-1,x+rx,y+ry,portalp[parts[i].tmp][randomness-1][nnx].type); np = create_part(-1,x+rx,y+ry,portalp[parts[i].tmp][randomness][nnx].type);
if (np<0) continue; if (np<0) continue;
parts[np] = portalp[parts[i].tmp][randomness-1][nnx]; parts[np] = portalp[parts[i].tmp][randomness][nnx];
parts[np].x = x+rx; parts[np].x = x+rx;
parts[np].y = y+ry; parts[np].y = y+ry;
portalp[parts[i].tmp][randomness-1][nnx] = emptyparticle; portalp[parts[i].tmp][randomness][nnx] = emptyparticle;
break; break;
} }
} }
} }
} }
}
if (fe) { if (fe) {
int orbd[4] = {0, 0, 0, 0}; //Orbital distances int orbd[4] = {0, 0, 0, 0}; //Orbital distances
int orbl[4] = {0, 0, 0, 0}; //Orbital locations int orbl[4] = {0, 0, 0, 0}; //Orbital locations

23
src/powder.c
View File

@ -223,30 +223,19 @@ int try_move(int i, int x, int y, int nx, int ny)
if ((r&0xFF)==PT_PRTI && (parts[i].type==PT_PHOT || parts[i].type==PT_NEUT)) if ((r&0xFF)==PT_PRTI && (parts[i].type==PT_PHOT || parts[i].type==PT_NEUT))
{ {
int nnx, count; int nnx, count;
if (nx-x<0) for (count=0; count<8; count++)
{ {
if (ny-y<0) count = 1; if (isign(x-nx)==isign(portal_rx[count]) && isign(y-ny)==isign(portal_ry[count]))
else if (ny-y==0) count = 2; break;
else count = 3;
}
else if (nx-x==0)
{
if (ny-y<0) count = 4;
else count = 5;
}
else
{
if (ny-y<0) count = 6;
else if (ny-y==0) count = 7;
else count = 8;
} }
count = count%8;
parts[r>>8].tmp = (int)((parts[r>>8].temp-73.15f)/100+1); 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; if (parts[r>>8].tmp>=CHANNELS) parts[r>>8].tmp = CHANNELS-1;
else if (parts[r>>8].tmp<0) parts[r>>8].tmp = 0; else if (parts[r>>8].tmp<0) parts[r>>8].tmp = 0;
for ( nnx=0; nnx<80; nnx++) for ( nnx=0; nnx<80; nnx++)
if (!portalp[parts[r>>8].tmp][count-1][nnx].type) if (!portalp[parts[r>>8].tmp][count][nnx].type)
{ {
portalp[parts[r>>8].tmp][count-1][nnx] = parts[i]; portalp[parts[r>>8].tmp][count][nnx] = parts[i];
parts[i].type=PT_NONE; parts[i].type=PT_NONE;
break; break;
} }