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compositor: Group matrix and inverse in struct wlsc_transform

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This commit is contained in:
Kristian Høgsberg 2011-05-02 14:35:40 -04:00
parent 3a53efe26e
commit 0bc0e24968
3 changed files with 17 additions and 24 deletions
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3
compositor/compositor.c
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@ -194,7 +194,6 @@ wlsc_surface_create(struct wlsc_compositor *compositor,
surface->height = height;
surface->transform = NULL;
surface->transform_inv = NULL;
return surface;
}
@ -486,7 +485,7 @@ transform_vertex(struct wlsc_surface *surface,
t.f[2] = 0.0;
t.f[3] = 1.0;
wlsc_matrix_transform(surface->transform, &t);
wlsc_matrix_transform(&surface->transform->matrix, &t);
r[ 0] = t.f[0];
r[ 1] = t.f[1];

8
compositor/compositor.h
View File

@ -45,6 +45,11 @@ void
wlsc_matrix_translate(struct wlsc_matrix *matrix,
GLfloat x, GLfloat y, GLfloat z);
struct wlsc_transform {
struct wlsc_matrix matrix;
struct wlsc_matrix inverse;
};
struct wlsc_surface;
struct wlsc_output {
@ -219,8 +224,7 @@ struct wlsc_surface {
int32_t saved_x, saved_y;
struct wl_list link;
struct wl_list buffer_link;
struct wlsc_matrix *transform;
struct wlsc_matrix *transform_inv;
struct wlsc_transform *transform;
struct wl_visual *visual;
struct wlsc_output *output;
enum wlsc_surface_map_type map_type;

30
compositor/meego-tablet-shell.c
View File

@ -78,8 +78,7 @@ struct meego_tablet_zoom {
struct wlsc_surface *surface;
struct wlsc_animation animation;
struct wlsc_tweener tweener;
struct wlsc_matrix transform;
struct wlsc_matrix transform_inv;
struct wlsc_transform transform;
};
static int
@ -111,21 +110,20 @@ meego_tablet_zoom_frame(struct wlsc_animation *animation,
wl_list_remove(&animation->link);
fprintf(stderr, "animation done\n");
es->transform = NULL;
es->transform_inv = NULL;
free(zoom);
}
scale = zoom->tweener.current;
wlsc_matrix_init(&zoom->transform);
wlsc_matrix_translate(&zoom->transform,
wlsc_matrix_init(&zoom->transform.matrix);
wlsc_matrix_translate(&zoom->transform.matrix,
-es->width / 2.0, -es->height / 2.0, 0);
wlsc_matrix_scale(&zoom->transform, scale, scale, scale);
wlsc_matrix_translate(&zoom->transform,
wlsc_matrix_scale(&zoom->transform.matrix, scale, scale, scale);
wlsc_matrix_translate(&zoom->transform.matrix,
es->width / 2.0, es->height / 2.0, 0);
scale = 1.0 / zoom->tweener.current;
wlsc_matrix_init(&zoom->transform_inv);
wlsc_matrix_scale(&zoom->transform_inv, scale, scale, scale);
wlsc_matrix_init(&zoom->transform.inverse);
wlsc_matrix_scale(&zoom->transform.inverse, scale, scale, scale);
wlsc_surface_damage(es);
}
@ -145,23 +143,15 @@ meego_tablet_zoom_run(struct meego_tablet_shell *shell,
zoom->surface = surface;
surface->transform = &zoom->transform;
surface->transform_inv = &zoom->transform_inv;
scale = 0.3;
wlsc_tweener_init(&zoom->tweener, 100.0, scale, 1.0);
zoom->tweener.timestamp = wlsc_compositor_get_time();
zoom->animation.frame = meego_tablet_zoom_frame;
meego_tablet_zoom_frame(&zoom->animation, NULL,
zoom->tweener.timestamp);
wl_list_insert(shell->compositor->animation_list.prev,
&zoom->animation.link);
wlsc_matrix_init(&zoom->transform);
wlsc_matrix_translate(&zoom->transform,
-surface->width / 2.0,
-surface->height / 2.0, 0);
wlsc_matrix_scale(&zoom->transform, scale, scale, scale);
scale = 1.0 / scale;
wlsc_matrix_init(&zoom->transform_inv);
wlsc_matrix_scale(&zoom->transform_inv, scale, scale, scale);
}
static const char *