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Damien OLIVIER
VieArtificielle
Commits
078ba0a9
Commit
078ba0a9
authored
1 day ago
by
Damien OLIVIER
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maj Gray-Scott
parent
8386a3a3
Branches
master
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Changes
2
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2 changed files
codes/GrayScott/AutomateGS.pde
+27
-29
27 additions, 29 deletions
codes/GrayScott/AutomateGS.pde
codes/GrayScott/sketch.properties
+1
-0
1 addition, 0 deletions
codes/GrayScott/sketch.properties
with
28 additions
and
29 deletions
codes/GrayScott/AutomateGS.pde
+
27
−
29
View file @
078ba0a9
final
String
CONFIG
=
"config.csv"
;
final
int
DIMENSION
=
600
;
// Taille de la grille
final
String
CONFIG
=
"config.csv"
;
// Taille de la grille
final
double
convolution
[][]
=
{{
0.05
,
0.2
,
0.05
},
{
0.2
,
-
1.
,
0.2
},
{
0.05
,
0.2
,
0.05
}};
// Pour le Laplacien, matrice de convolution
double
diffA
;
// Taux de diffusion du produit A
...
...
@@ -7,28 +6,27 @@ double diffB;
double
f
;
// Pour la production de A
double
k
;
// Pour la destructon de B
double
[][]
A
=
new
double
[
DIMENSION
][
DIMENSION
]
;
// Concentration en A
double
[][]
B
=
new
double
[
DIMENSION
][
DIMENSION
]
;
// Concentration en B
double
[][]
dA
=
new
double
[
DIMENSION
][
DIMENSION
]
;
// Variation de concentration en A
double
[][]
dB
=
new
double
[
DIMENSION
][
DIMENSION
]
;
// Variation de concentration en B
double
[][]
A
;
// Concentration en A
double
[][]
B
;
// Concentration en B
double
[][]
dA
;
// Variation de concentration en A
double
[][]
dB
;
// Variation de concentration en B
void
settings
()
{
size
(
DIMENSION
,
DIMENSION
);
}
void
setup
()
{
size
(
800
,
800
);
frameRate
(
25
);
smooth
();
colorMode
(
HSB
,
1.0
);
A
=
new
double
[
width
][
width
];
B
=
new
double
[
width
][
width
];
dA
=
new
double
[
width
][
width
];
dB
=
new
double
[
width
][
width
];
experience
();
}
/**
Lecture des paramètres initiaux dans un fichier csv
et
Initialisation des concentrations
*/
void
experience
()
...
...
@@ -46,18 +44,18 @@ void experience()
/**
Initialisation des concentrations
La grille est rem
rm
plie de composant A. Seules quelques cellules au centre on du B.
La grille est remplie de composant A. Seules quelques cellules au centre on du B.
*/
void
etatInitial
()
{
for
(
int
i
=
0
;
i
<
DIMENSION
;
i
++
)
{
for
(
int
j
=
0
;
j
<
DIMENSION
;
j
++
)
{
for
(
int
i
=
0
;
i
<
width
;
i
++
)
{
for
(
int
j
=
0
;
j
<
width
;
j
++
)
{
A
[
i
][
j
]
=
1.0
;
B
[
i
][
j
]
=
0.0
;
dA
[
i
][
j
]
=
dB
[
i
][
j
]
=
0
;
}
}
for
(
int
i
=
DIMENSION
/
3
;
i
<
2
*
DIMENSION
/
3
;
i
++
)
{
for
(
int
j
=
DIMENSION
/
3
;
j
<
2
*
DIMENSION
/
3
;
j
++
)
for
(
int
i
=
width
/
2
-
width
/
10
;
i
<
width
/
2
+
width
/
10
;
i
++
)
{
for
(
int
j
=
width
/
2
-
width
/
10
;
j
<
width
/
2
+
width
/
10
;
j
++
)
B
[
i
][
j
]
=
(
random
(
0
,
1
)
>
0.99
?
1
:
0
);
}
}
...
...
@@ -77,8 +75,8 @@ void reactionDiffusion(double diffA, double diffB, double f, double k) {
La réaction telle que définie
*/
void
reaction
(
double
k
,
double
f
)
{
for
(
int
i
=
0
;
i
<
DIMENSION
;
i
++
)
for
(
int
j
=
0
;
j
<
DIMENSION
;
j
++
)
{
for
(
int
i
=
0
;
i
<
width
;
i
++
)
for
(
int
j
=
0
;
j
<
width
;
j
++
)
{
dA
[
i
][
j
]
=
-
(
A
[
i
][
j
]
*
B
[
i
][
j
]
*
B
[
i
][
j
])
+
f
*
(
1
-
A
[
i
][
j
]);
dB
[
i
][
j
]
=
(
A
[
i
][
j
]
*
B
[
i
][
j
]
*
B
[
i
][
j
])
-
(
k
+
f
)
*
B
[
i
][
j
];
}
...
...
@@ -90,8 +88,8 @@ void reaction(double k, double f) {
*/
void
diffusion
(
double
diffA
,
double
diffB
)
{
for
(
int
i
=
0
;
i
<
DIMENSION
;
i
++
)
for
(
int
j
=
0
;
j
<
DIMENSION
;
j
++
)
for
(
int
i
=
0
;
i
<
width
;
i
++
)
for
(
int
j
=
0
;
j
<
width
;
j
++
)
for
(
int
l
=
-
1
;
l
<
2
;
l
++
)
// Parcours du voisinage dans le cadre de la diffusion
for
(
int
c
=
-
1
;
c
<
2
;
c
++
)
{
dA
[
calculPos
(
i
+
l
)][
calculPos
(
j
+
c
)]
+=
diffA
*
A
[
i
][
j
]
*
convolution
[
l
+
1
][
c
+
1
];
...
...
@@ -103,8 +101,8 @@ void diffusion(double diffA, double diffB) {
int
calculPos
(
int
z
)
{
if
(
z
==
-
1
)
return
DIMENSION
-
1
;
else
if
(
z
==
DIMENSION
)
return
width
-
1
;
else
if
(
z
==
width
)
return
0
;
else
return
z
;
}
...
...
@@ -114,8 +112,8 @@ int calculPos(int z)
*/
void
bilan
()
{
for
(
int
i
=
0
;
i
<
DIMENSION
;
i
++
)
for
(
int
j
=
0
;
j
<
DIMENSION
;
j
++
)
for
(
int
i
=
0
;
i
<
width
;
i
++
)
for
(
int
j
=
0
;
j
<
width
;
j
++
)
{
A
[
i
][
j
]
+=
dA
[
i
][
j
];
B
[
i
][
j
]
+=
dB
[
i
][
j
];
...
...
@@ -130,9 +128,9 @@ void bilan()
void
draw
()
{
for
(
int
p
=
0
;
p
<
100
;
p
++
)
reactionDiffusion
(
diffA
,
diffB
,
f
,
k
);
for
(
int
i
=
0
;
i
<
DIMENSION
;
i
++
)
{
for
(
int
j
=
0
;
j
<
DIMENSION
;
j
++
)
{
for
(
int
i
=
0
;
i
<
width
;
i
++
)
{
for
(
int
j
=
0
;
j
<
width
;
j
++
)
{
set
(
i
,
j
,
color
(
0.23
,
0.71
,
(
float
)(
1
-
A
[
i
][
j
])));
}
}
}
\ No newline at end of file
}
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codes/GrayScott/sketch.properties
0 → 100644
+
1
−
0
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078ba0a9
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=
AutomateGS.pde
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