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This is an archived project. Repository and other project resources are read-only.
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boris.stefanov
phys_tp_elec
Commits
2c62c72e
Commit
2c62c72e
authored
3 years ago
by
Boris Stefanovic
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src/field.c
+8
-4
8 additions, 4 deletions
src/field.c
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8 additions
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4 deletions
src/field.c
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4
View file @
2c62c72e
...
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@@ -20,20 +20,24 @@ bool compute_e(charge_t c, vec2 p, double eps, vec2 *e) {
// Compute the normalized sum of Ei*qiP/norm(qiP)
// Return false if for some qiP, norm(qiP) < eps
bool
compute_total_normalized_e
(
charge_t
*
charges
,
int
num_charges
,
vec2
p
,
double
eps
,
vec2
*
e
){
return
EXIT_SUCCESS
;
bool
compute_total_normalized_e
(
charge_t
*
charges
,
int
num_charges
,
vec2
p
,
double
eps
,
vec2
*
e
)
{
return
EXIT_SUCCESS
;
}
// Compute and then draw all the points belonging to a field line,
// starting from pos0.
// Returns false if pos0 is not a valid position
// (for example if pos0 is too close to a charge).
static
bool
draw_field_line
(
struct
gfx_context_t
*
ctxt
,
charge_t
*
charges
,
int
num_charges
,
double
dx
,
vec2
pos0
,
double
x0
,
double
x1
,
double
y0
,
double
y1
)
{
static
bool
draw_field_line
(
struct
gfx_context_t
*
ctxt
,
charge_t
*
charges
,
int
num_charges
,
double
dx
,
vec2
pos0
,
double
x0
,
double
x1
,
double
y0
,
double
y1
)
{
return
EXIT_SUCCESS
;
}
// Draw all the charges
// A circle with minus sign for negative charges
// A circle with a plus sign for positive charges
static
void
draw_charges
(
struct
gfx_context_t
*
context
,
charge_t
*
charges
,
int
num_charges
,
double
x0
,
double
x1
,
double
y0
,
double
y1
)
{
static
void
draw_charges
(
struct
gfx_context_t
*
context
,
charge_t
*
charges
,
int
num_charges
,
double
x0
,
double
x1
,
double
y0
,
double
y1
)
{
}
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