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clutter/util: Replace ClutterVertex4 with graphene_vec4_t in public API

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Soon, ClutterVertex4 will be internal to clutter-util.c, and only for the
_clutter_util_fully_transform_vertices() function, so remove it from all
public API.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1439
This commit is contained in:
Georges Basile Stavracas Neto
2020-09-09 19:42:12 -03:00
parent fe0a325e9f
commit eed3c62751
3 changed files with 47 additions and 39 deletions
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68
clutter/clutter/clutter-util.c
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@ -260,29 +260,39 @@ _clutter_util_matrix_determinant (const CoglMatrix *matrix)
}
static void
_clutter_util_matrix_transpose_vector4_transform (const CoglMatrix *matrix,
const ClutterVertex4 *point,
ClutterVertex4 *res)
_clutter_util_matrix_transpose_vector4_transform (const CoglMatrix *matrix,
const graphene_vec4_t *point,
graphene_vec4_t *res)
{
res->x = matrix->xx * point->x
+ matrix->xy * point->y
+ matrix->xz * point->z
+ matrix->xw * point->w;
float point_x, point_y, point_z, point_w;
float x, y, z, w;
res->y = matrix->yx * point->x
+ matrix->yy * point->y
+ matrix->yz * point->z
+ matrix->yw * point->w;
point_x = graphene_vec4_get_x (point);
point_y = graphene_vec4_get_y (point);
point_z = graphene_vec4_get_z (point);
point_w = graphene_vec4_get_w (point);
res->z = matrix->zx * point->x
+ matrix->zy * point->y
+ matrix->zz * point->z
+ matrix->zw * point->w;
x = matrix->xx * point_x
+ matrix->xy * point_y
+ matrix->xz * point_z
+ matrix->xw * point_w;
res->w = matrix->wz * point->x
+ matrix->wy * point->w
+ matrix->wz * point->z
+ matrix->ww * point->w;
y = matrix->yx * point_x
+ matrix->yy * point_y
+ matrix->yz * point_z
+ matrix->yw * point_w;
z = matrix->zx * point_x
+ matrix->zy * point_y
+ matrix->zz * point_z
+ matrix->zw * point_w;
w = matrix->wz * point_x
+ matrix->wy * point_w
+ matrix->wz * point_z
+ matrix->ww * point_w;
graphene_vec4_init (res, x, y, z, w);
}
static void
@ -342,11 +352,11 @@ _clutter_util_matrix_decompose (const CoglMatrix *src,
float shear_p[3],
graphene_point3d_t *rotate_p,
graphene_point3d_t *translate_p,
ClutterVertex4 *perspective_p)
graphene_vec4_t *perspective_p)
{
CoglMatrix matrix = *src;
CoglMatrix perspective;
ClutterVertex4 vertex_tmp;
graphene_vec4_t vertex_tmp;
graphene_point3d_t row[3], pdum;
int i, j;
@ -386,12 +396,13 @@ _clutter_util_matrix_decompose (const CoglMatrix *src,
MAT (&matrix, 3, 2) != 0.f)
{
CoglMatrix perspective_inv;
ClutterVertex4 p;
graphene_vec4_t p;
vertex_tmp.x = MAT (&matrix, 3, 0);
vertex_tmp.y = MAT (&matrix, 3, 1);
vertex_tmp.z = MAT (&matrix, 3, 2);
vertex_tmp.w = MAT (&matrix, 3, 3);
graphene_vec4_init (&vertex_tmp,
MAT (&matrix, 3, 0),
MAT (&matrix, 3, 1),
MAT (&matrix, 3, 2),
MAT (&matrix, 3, 3));
/* solve the equation by inverting perspective... */
cogl_matrix_get_inverse (&perspective, &perspective_inv);
@ -412,10 +423,7 @@ _clutter_util_matrix_decompose (const CoglMatrix *src,
else
{
/* no perspective */
perspective_p->x = 0.0f;
perspective_p->y = 0.0f;
perspective_p->z = 0.0f;
perspective_p->w = 1.0f;
graphene_vec4_init_from_vec4 (perspective_p, graphene_vec4_zero ());
}
/* translation */