Tizen Native API
5.0
|
Matrix definition and operations.
Functions | |
Eina_Matrix_Type | eina_matrix4_type_get (const Eina_Matrix4 *m) |
Returns the type of the given floating point matrix. | |
void | eina_matrix4_values_set (Eina_Matrix4 *m, double xx, double xy, double xz, double xw, double yx, double yy, double yz, double yw, double zx, double zy, double zz, double zw, double wx, double wy, double wz, double ww) |
Sets the values of the coefficients of the given floating point matrix. | |
void | eina_matrix4_values_get (const Eina_Matrix4 *m, double *xx, double *xy, double *xz, double *xw, double *yx, double *yy, double *yz, double *yw, double *zx, double *zy, double *zz, double *zw, double *wx, double *wy, double *wz, double *ww) |
Gets the values of the coefficients of the given floating point matrix. | |
double | eina_matrix4_determinant (const Eina_Matrix4 *m) |
Returns the determinant of the given matrix. | |
Eina_Bool | eina_matrix4_normalized (Eina_Matrix4 *out, const Eina_Matrix4 *in) |
Returns the determinant of the given matrix. | |
Eina_Bool | eina_matrix4_inverse (Eina_Matrix4 *out, const Eina_Matrix4 *in) |
Returns the inverse of the given matrix. | |
void | eina_matrix4_transpose (Eina_Matrix4 *out, const Eina_Matrix4 *in) |
Returns the transpose of the given matrix. | |
void | eina_matrix4_matrix3_to (Eina_Matrix3 *m3, const Eina_Matrix4 *m4) |
Converts an Eina_Matrix4 into an Eina_Matrix3. | |
void | eina_matrix4_identity (Eina_Matrix4 *out) |
Sets an identity matrix. | |
void | eina_matrix4_multiply_copy (Eina_Matrix4 *out, const Eina_Matrix4 *mat_a, const Eina_Matrix4 *mat_b) |
Multiplies two matrix. | |
void | eina_matrix4_array_set (Eina_Matrix4 *m, const double *v) |
Sets array to matrix. | |
void | eina_matrix4_copy (Eina_Matrix4 *dst, const Eina_Matrix4 *src) |
Copies matrix. | |
void | eina_matrix4_multiply (Eina_Matrix4 *out, const Eina_Matrix4 *mat_a, const Eina_Matrix4 *mat_b) |
Multiplies two matrix with check. | |
void | eina_matrix4_ortho_set (Eina_Matrix4 *m, double left, double right, double bottom, double top, double dnear, double dfar) |
Sets orthogonality matrix. | |
Typedefs | |
typedef struct _Eina_Matrix4 | Eina_Matrix4 |
Floating point matrix4 handler
void eina_matrix4_array_set | ( | Eina_Matrix4 * | m, |
const double * | v | ||
) |
Sets array to matrix.
m | The result matrix |
v | The the array[16] for set |
Set to matrix first 16 elements from array
void eina_matrix4_copy | ( | Eina_Matrix4 * | dst, |
const Eina_Matrix4 * | src | ||
) |
Copies matrix.
dst | The matrix copy |
src | The matrix for copy. |
double eina_matrix4_determinant | ( | const Eina_Matrix4 * | m | ) |
Returns the determinant of the given matrix.
m | The matrix. |
This function returns the determinant of the matrix m
. No check is done on m
.
void eina_matrix4_identity | ( | Eina_Matrix4 * | out | ) |
Sets an identity matrix.
out | The matrix to set |
Eina_Bool eina_matrix4_inverse | ( | Eina_Matrix4 * | out, |
const Eina_Matrix4 * | in | ||
) |
Returns the inverse of the given matrix.
out | The inverse matrix |
in | The matrix. |
EINA_TRUE
on success, EINA_FALSE
otherwise.void eina_matrix4_matrix3_to | ( | Eina_Matrix3 * | m3, |
const Eina_Matrix4 * | m4 | ||
) |
Converts an Eina_Matrix4 into an Eina_Matrix3.
m3 | The destination Eina_Matrix3. |
m4 | The source Eina_Matrix4. |
void eina_matrix4_multiply | ( | Eina_Matrix4 * | out, |
const Eina_Matrix4 * | mat_a, | ||
const Eina_Matrix4 * | mat_b | ||
) |
Multiplies two matrix with check.
out | The resulting matrix |
a | The first member of the multiplication |
b | The second member of the multiplication |
void eina_matrix4_multiply_copy | ( | Eina_Matrix4 * | out, |
const Eina_Matrix4 * | mat_a, | ||
const Eina_Matrix4 * | mat_b | ||
) |
Multiplies two matrix.
out | The resulting matrix |
a | The first member of the multiplication |
b | The second member of the multiplication |
Eina_Bool eina_matrix4_normalized | ( | Eina_Matrix4 * | out, |
const Eina_Matrix4 * | in | ||
) |
Returns the determinant of the given matrix.
m | The matrix. |
This function returns the determinant of the matrix m
. No check is done on m
.
void eina_matrix4_ortho_set | ( | Eina_Matrix4 * | m, |
double | left, | ||
double | right, | ||
double | bottom, | ||
double | top, | ||
double | dnear, | ||
double | dfar | ||
) |
Sets orthogonality matrix.
m | The resulting matrix |
right | The right value |
left | The left value |
bottom | The bottom value |
top | The top value |
dnear | The dnear value |
dfar | The dfar value |
void eina_matrix4_transpose | ( | Eina_Matrix4 * | out, |
const Eina_Matrix4 * | in | ||
) |
Returns the transpose of the given matrix.
out | The transpose matrix |
in | The matrix. |
Just going to swap row and column.
Eina_Matrix_Type eina_matrix4_type_get | ( | const Eina_Matrix4 * | m | ) |
Returns the type of the given floating point matrix.
m | The floating point matrix. |
This function returns the type of the matrix m
. No check is done on m
.
void eina_matrix4_values_get | ( | const Eina_Matrix4 * | m, |
double * | xx, | ||
double * | xy, | ||
double * | xz, | ||
double * | xw, | ||
double * | yx, | ||
double * | yy, | ||
double * | yz, | ||
double * | yw, | ||
double * | zx, | ||
double * | zy, | ||
double * | zz, | ||
double * | zw, | ||
double * | wx, | ||
double * | wy, | ||
double * | wz, | ||
double * | ww | ||
) |
Gets the values of the coefficients of the given floating point matrix.
m | The floating point matrix. |
xx | The first coefficient value. |
xy | The second coefficient value. |
xz | The third coefficient value. |
xw | The fourth coefficient value. |
yx | The fifth coefficient value. |
yy | The sixth coefficient value. |
yz | The seventh coefficient value. |
yw | The heighth coefficient value. |
zx | The nineth coefficient value. |
zy | The tenth coefficient value. |
zz | The eleventh coefficient value. |
zw | The twelfth coefficient value. |
wx | The thirteenth coefficient value. |
wy | The fourteenth coefficient value. |
wz | The fifteenth coefficient value. |
ww | The sizteenth coefficient value. |
This function gets the values of the coefficients of the matrix m
. No check is done on m
.
void eina_matrix4_values_set | ( | Eina_Matrix4 * | m, |
double | xx, | ||
double | xy, | ||
double | xz, | ||
double | xw, | ||
double | yx, | ||
double | yy, | ||
double | yz, | ||
double | yw, | ||
double | zx, | ||
double | zy, | ||
double | zz, | ||
double | zw, | ||
double | wx, | ||
double | wy, | ||
double | wz, | ||
double | ww | ||
) |
Sets the values of the coefficients of the given floating point matrix.
m | The floating point matrix. |
xx | The first coefficient value. |
xy | The second coefficient value. |
xz | The third coefficient value. |
xw | The fourth coefficient value. |
yx | The fifth coefficient value. |
yy | The sixth coefficient value. |
yz | The seventh coefficient value. |
yw | The heighth coefficient value. |
zx | The nineth coefficient value. |
zy | The tenth coefficient value. |
zz | The eleventh coefficient value. |
zw | The twelfth coefficient value. |
wx | The thirteenth coefficient value. |
wy | The fourteenth coefficient value. |
wz | The fifteenth coefficient value. |
ww | The sizteenth coefficient value. |
This function sets the values of the coefficients of the matrix m
. No check is done on m
.