Merge pull request #570 from acrisci/decorations

Decorations
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Tony Crisci 2018-01-23 18:05:41 -05:00 committed by GitHub
commit c09c2dfbc4
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 317 additions and 63 deletions

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@ -27,6 +27,8 @@ struct roots_cursor {
float view_rotation;
uint32_t resize_edges;
struct roots_seat_view *pointer_view;
struct wl_listener motion;
struct wl_listener motion_absolute;
struct wl_listener button;

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@ -28,6 +28,11 @@ struct roots_seat {
struct roots_seat_view {
struct roots_seat *seat;
struct roots_view *view;
bool has_button_grab;
double grab_sx;
double grab_sy;
struct wl_list link; // roots_seat::views
struct wl_listener view_destroy;
@ -84,4 +89,7 @@ void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view,
void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view);
struct roots_seat_view *roots_seat_view_from_view( struct roots_seat *seat,
struct roots_view *view);
#endif

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@ -61,6 +61,10 @@ struct roots_view {
double x, y;
float rotation;
bool decorated;
int border_width;
int titlebar_height;
bool maximized;
struct roots_output *fullscreen_output;
struct {
@ -126,4 +130,17 @@ bool view_center(struct roots_view *view);
void view_setup(struct roots_view *view);
void view_teardown(struct roots_view *view);
void view_get_deco_box(const struct roots_view *view, struct wlr_box *box);
enum roots_deco_part {
ROOTS_DECO_PART_NONE = 0,
ROOTS_DECO_PART_TOP_BORDER = (1 << 0),
ROOTS_DECO_PART_BOTTOM_BORDER = (1 << 1),
ROOTS_DECO_PART_LEFT_BORDER = (1 << 2),
ROOTS_DECO_PART_RIGHT_BORDER = (1 << 3),
ROOTS_DECO_PART_TITLEBAR = (1 << 4),
};
enum roots_deco_part view_get_deco_part(struct roots_view *view, double sx, double sy);
#endif

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@ -2,6 +2,7 @@
#define WLR_RENDER_MATRIX_H
#include <stdint.h>
#include <wlr/types/wlr_box.h>
void wlr_matrix_identity(float (*output)[16]);
void wlr_matrix_translate(float (*output)[16], float x, float y, float z);
@ -14,5 +15,8 @@ void wlr_matrix_transform(float mat[static 16],
enum wl_output_transform transform);
void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height,
enum wl_output_transform transform);
void wlr_matrix_project_box(float (*mat)[16], struct wlr_box *box,
enum wl_output_transform transform, float rotation, float
(*projection)[16]);
#endif

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@ -177,7 +177,7 @@ static bool wlr_gles2_render_texture(struct wlr_renderer *_renderer,
static void wlr_gles2_render_quad(struct wlr_renderer *renderer,
const float (*color)[4], const float (*matrix)[16]) {
GL_CALL(glUseProgram(shaders.quad));
GL_CALL(glUniformMatrix4fv(0, 1, GL_TRUE, *matrix));
GL_CALL(glUniformMatrix4fv(0, 1, GL_FALSE, *matrix));
GL_CALL(glUniform4f(1, (*color)[0], (*color)[1], (*color)[2], (*color)[3]));
draw_quad();
}

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@ -1,6 +1,8 @@
#include <string.h>
#include <math.h>
#include <wayland-server-protocol.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_output.h>
#include <wlr/render/matrix.h>
/* Obtains the index for the given row/column */
@ -158,3 +160,50 @@ void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height,
mat[10] = 1.0f;
mat[15] = 1.0f;
}
void wlr_matrix_project_box(float (*mat)[16], struct wlr_box *box,
enum wl_output_transform transform, float rotation,
float (*projection)[16]) {
int x = box->x;
int y = box->y;
int width = box->width;
int height = box->height;
float translate_center[16];
wlr_matrix_translate(&translate_center,
(int)x + width / 2, (int)y + height / 2, 0);
float rotate[16];
wlr_matrix_rotate(&rotate, rotation);
float translate_origin[16];
wlr_matrix_translate(&translate_origin, -width / 2,
-height / 2, 0);
float scale[16];
wlr_matrix_scale(&scale, width, height, 1);
wlr_matrix_mul(&translate_center, &rotate, mat);
wlr_matrix_mul(mat, &translate_origin, mat);
wlr_matrix_mul(mat, &scale, mat);
if (transform != WL_OUTPUT_TRANSFORM_NORMAL) {
float surface_translate_center[16];
wlr_matrix_translate(&surface_translate_center, 0.5, 0.5, 0);
float surface_transform[16];
wlr_matrix_transform(surface_transform,
wlr_output_transform_invert(transform));
float surface_translate_origin[16];
wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0);
wlr_matrix_mul(mat, &surface_translate_center,
mat);
wlr_matrix_mul(mat, &surface_transform, mat);
wlr_matrix_mul(mat, &surface_translate_origin,
mat);
}
wlr_matrix_mul(projection, mat, mat);
}

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@ -30,19 +30,93 @@ void roots_cursor_destroy(struct roots_cursor *cursor) {
// TODO
}
static void seat_view_deco_motion(struct roots_seat_view *view, double deco_sx, double deco_sy) {
struct roots_cursor *cursor = view->seat->cursor;
double sx = deco_sx;
double sy = deco_sy;
if (view->has_button_grab) {
sx = view->grab_sx;
sy = view->grab_sy;
}
enum roots_deco_part parts = view_get_deco_part(view->view, sx, sy);
bool is_titlebar = (parts & ROOTS_DECO_PART_TITLEBAR);
uint32_t edges = 0;
if (parts & ROOTS_DECO_PART_LEFT_BORDER) {
edges |= WLR_EDGE_LEFT;
} else if (parts & ROOTS_DECO_PART_RIGHT_BORDER) {
edges |= WLR_EDGE_RIGHT;
} else if (parts & ROOTS_DECO_PART_BOTTOM_BORDER) {
edges |= WLR_EDGE_BOTTOM;
} else if (parts & ROOTS_DECO_PART_TOP_BORDER) {
edges |= WLR_EDGE_TOP;
}
if (view->has_button_grab) {
if (is_titlebar) {
roots_seat_begin_move(view->seat, view->view);
} else if (edges) {
roots_seat_begin_resize(view->seat, view->view, edges);
}
view->has_button_grab = false;
} else {
if (is_titlebar) {
wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager,
cursor->default_xcursor, cursor->cursor);
} else if (edges) {
const char *resize_name = wlr_xcursor_get_resize_name(edges);
wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager,
resize_name, cursor->cursor);
}
}
}
static void seat_view_deco_leave(struct roots_seat_view *view) {
struct roots_cursor *cursor = view->seat->cursor;
wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager,
cursor->default_xcursor, cursor->cursor);
view->has_button_grab = false;
}
static void seat_view_deco_button(struct roots_seat_view *view, double sx,
double sy, uint32_t button, uint32_t state) {
if (button == BTN_LEFT && state == WLR_BUTTON_PRESSED) {
view->has_button_grab = true;
view->grab_sx = sx;
view->grab_sy = sy;
} else {
view->has_button_grab = false;
}
enum roots_deco_part parts = view_get_deco_part(view->view, sx, sy);
if (state == WLR_BUTTON_RELEASED && (parts & ROOTS_DECO_PART_TITLEBAR)) {
struct roots_cursor *cursor = view->seat->cursor;
wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager,
cursor->default_xcursor, cursor->cursor);
}
}
static void roots_cursor_update_position(struct roots_cursor *cursor,
uint32_t time) {
struct roots_desktop *desktop = cursor->seat->input->server->desktop;
struct roots_seat *seat = cursor->seat;
struct roots_view *view;
struct wlr_surface *surface;
struct wlr_surface *surface = NULL;
double sx, sy;
switch (cursor->mode) {
case ROOTS_CURSOR_PASSTHROUGH:
view = desktop_view_at(desktop, cursor->cursor->x, cursor->cursor->y,
&surface, &sx, &sy);
bool set_compositor_cursor = !view && cursor->cursor_client;
if (view) {
struct roots_seat_view *seat_view =
roots_seat_view_from_view(seat, view);
if (cursor->pointer_view && (surface || seat_view != cursor->pointer_view)) {
seat_view_deco_leave(cursor->pointer_view);
cursor->pointer_view = NULL;
}
bool set_compositor_cursor = !view && !surface && cursor->cursor_client;
if (view && surface) {
struct wl_client *view_client =
wl_resource_get_client(view->wlr_surface->resource);
set_compositor_cursor = view_client != cursor->cursor_client;
@ -52,7 +126,13 @@ static void roots_cursor_update_position(struct roots_cursor *cursor,
cursor->default_xcursor, cursor->cursor);
cursor->cursor_client = NULL;
}
if (view) {
if (view && !surface) {
if (seat_view) {
cursor->pointer_view = seat_view;
seat_view_deco_motion(seat_view, sx, sy);
}
} if (view && surface) {
// motion over a view surface
wlr_seat_pointer_notify_enter(seat->seat, surface, sx, sy);
wlr_seat_pointer_notify_motion(seat->seat, time, sx, sy);
} else {
@ -131,7 +211,7 @@ static void roots_cursor_press_button(struct roots_cursor *cursor,
struct roots_desktop *desktop = seat->input->server->desktop;
bool is_touch = device->type == WLR_INPUT_DEVICE_TOUCH;
struct wlr_surface *surface;
struct wlr_surface *surface = NULL;
double sx, sy;
struct roots_view *view =
desktop_view_at(desktop, lx, ly, &surface, &sx, &sy);
@ -166,6 +246,13 @@ static void roots_cursor_press_button(struct roots_cursor *cursor,
}
return;
}
if (view && !surface) {
if (cursor->pointer_view) {
seat_view_deco_button(cursor->pointer_view, sx, sy, button, state);
}
}
if (state == WLR_BUTTON_RELEASED &&
cursor->mode != ROOTS_CURSOR_PASSTHROUGH) {
cursor->mode = ROOTS_CURSOR_PASSTHROUGH;
@ -174,8 +261,10 @@ static void roots_cursor_press_button(struct roots_cursor *cursor,
}
}
if (!is_touch) {
wlr_seat_pointer_notify_button(seat->seat, time, button, state);
if (view && surface) {
if (!is_touch) {
wlr_seat_pointer_notify_button(seat->seat, time, button, state);
}
}
switch (state) {

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@ -19,6 +19,7 @@
#include "rootston/server.h"
#include "rootston/seat.h"
#include "rootston/xcursor.h"
#include "rootston/view.h"
void view_get_box(const struct roots_view *view, struct wlr_box *box) {
box->x = view->x;
@ -31,6 +32,55 @@ void view_get_box(const struct roots_view *view, struct wlr_box *box) {
}
}
void view_get_deco_box(const struct roots_view *view, struct wlr_box *box) {
view_get_box(view, box);
if (!view->decorated) {
return;
}
box->x -= view->border_width;
box->y -= (view->border_width + view->titlebar_height);
box->width += view->border_width * 2;
box->height += (view->border_width * 2 + view->titlebar_height);
}
enum roots_deco_part view_get_deco_part(struct roots_view *view, double sx, double sy) {
if (!view->decorated) {
return ROOTS_DECO_PART_NONE;
}
int sw = view->wlr_surface->current->width;
int sh = view->wlr_surface->current->height;
int bw = view->border_width;
int titlebar_h = view->titlebar_height;
if (sx > 0 && sx < sw && sy < 0 && sy > -view->titlebar_height) {
return ROOTS_DECO_PART_TITLEBAR;
}
enum roots_deco_part parts = 0;
if (sy >= -(titlebar_h + bw) &&
sy <= sh + bw) {
if (sx < 0 && sx > -bw) {
parts |= ROOTS_DECO_PART_LEFT_BORDER;
} else if (sx > sw && sx < sw + bw) {
parts |= ROOTS_DECO_PART_RIGHT_BORDER;
}
}
if (sx >= -bw && sx <= sw + bw) {
if (sy > sh && sy <= sh + bw) {
parts |= ROOTS_DECO_PART_BOTTOM_BORDER;
} else if (sy >= -(titlebar_h + bw) && sy < 0) {
parts |= ROOTS_DECO_PART_TOP_BORDER;
}
}
// TODO corners
return parts;
}
static void view_update_output(const struct roots_view *view,
const struct wlr_box *before) {
struct roots_desktop *desktop = view->desktop;
@ -347,6 +397,13 @@ static bool view_at(struct roots_view *view, double lx, double ly,
return true;
}
if (view_get_deco_part(view, view_sx, view_sy)) {
*sx = view_sx;
*sy = view_sy;
*surface = NULL;
return true;
}
if (wlr_box_contains_point(&box, view_sx, view_sy) &&
pixman_region32_contains_point(&view->wlr_surface->current->input,
view_sx, view_sy, NULL)) {

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@ -52,47 +52,15 @@ static void render_surface(struct wlr_surface *surface,
.width = render_width, .height = render_height,
};
if (wlr_output_layout_intersects(desktop->layout, wlr_output, &render_box)) {
struct wlr_box project_box = {
.x = ox,
.y = oy,
.width = render_width,
.height = render_height,
};
float matrix[16];
float translate_center[16];
wlr_matrix_translate(&translate_center,
(int)ox + render_width / 2, (int)oy + render_height / 2, 0);
float rotate[16];
wlr_matrix_rotate(&rotate, rotation);
float translate_origin[16];
wlr_matrix_translate(&translate_origin, -render_width / 2,
-render_height / 2, 0);
float scale[16];
wlr_matrix_scale(&scale, render_width, render_height, 1);
float transform[16];
wlr_matrix_mul(&translate_center, &rotate, &transform);
wlr_matrix_mul(&transform, &translate_origin, &transform);
wlr_matrix_mul(&transform, &scale, &transform);
if (surface->current->transform != WL_OUTPUT_TRANSFORM_NORMAL) {
float surface_translate_center[16];
wlr_matrix_translate(&surface_translate_center, 0.5, 0.5, 0);
float surface_transform[16];
wlr_matrix_transform(surface_transform,
wlr_output_transform_invert(surface->current->transform));
float surface_translate_origin[16];
wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0);
wlr_matrix_mul(&transform, &surface_translate_center,
&transform);
wlr_matrix_mul(&transform, &surface_transform, &transform);
wlr_matrix_mul(&transform, &surface_translate_origin,
&transform);
}
wlr_matrix_mul(&wlr_output->transform_matrix, &transform, &matrix);
wlr_matrix_project_box(&matrix, &project_box, surface->current->transform,
rotation, &wlr_output->transform_matrix);
wlr_render_with_matrix(desktop->server->renderer, surface->texture,
&matrix);
@ -182,8 +150,43 @@ static void render_xwayland_children(struct wlr_xwayland_surface *surface,
}
}
static void render_decorations(struct roots_view *view,
struct roots_desktop *desktop, struct wlr_output *output) {
if (!view->decorated) {
return;
}
struct wlr_box deco_box;
view_get_deco_box(view, &deco_box);
double sx = deco_box.x - view->x;
double sy = deco_box.y - view->y;
rotate_child_position(&sx, &sy, deco_box.width, deco_box.height,
view->wlr_surface->current->width,
view->wlr_surface->current->height, view->rotation);
double ox = sx + view->x;
double oy = sy + view->y;
wlr_output_layout_output_coords(desktop->layout, output, &ox, &oy);
ox *= output->scale;
oy *= output->scale;
struct wlr_box project_box = {
.x = ox,
.y = oy,
.width = deco_box.width,
.height = deco_box.height,
};
float matrix[16];
wlr_matrix_project_box(&matrix, &project_box, WL_OUTPUT_TRANSFORM_NORMAL,
view->rotation, &output->transform_matrix);
float color[4] = { 0.2, 0.2, 0.2, 1 };
wlr_render_colored_quad(desktop->server->renderer, &color, &matrix);
}
static void render_view(struct roots_view *view, struct roots_desktop *desktop,
struct wlr_output *wlr_output, struct timespec *when) {
render_decorations(view, desktop, wlr_output);
switch (view->type) {
case ROOTS_XDG_SHELL_V6_VIEW:
render_surface(view->wlr_surface, desktop, wlr_output, when,

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@ -573,6 +573,10 @@ static void seat_view_destroy(struct roots_seat_view *seat_view) {
seat->cursor->mode = ROOTS_CURSOR_PASSTHROUGH;
}
if (seat_view == seat->cursor->pointer_view) {
seat->cursor->pointer_view = NULL;
}
wl_list_remove(&seat_view->view_destroy.link);
wl_list_remove(&seat_view->link);
free(seat_view);
@ -601,7 +605,7 @@ static struct roots_seat_view *seat_add_view(struct roots_seat *seat,
seat_view->seat = seat;
seat_view->view = view;
wl_list_insert(&seat->views, &seat_view->link);
wl_list_insert(seat->views.prev, &seat_view->link);
seat_view->view_destroy.notify = seat_view_handle_destroy;
wl_signal_add(&view->events.destroy, &seat_view->view_destroy);
@ -609,6 +613,31 @@ static struct roots_seat_view *seat_add_view(struct roots_seat *seat,
return seat_view;
}
struct roots_seat_view *roots_seat_view_from_view(
struct roots_seat *seat, struct roots_view *view) {
if (view == NULL) {
return NULL;
}
bool found = false;
struct roots_seat_view *seat_view = NULL;
wl_list_for_each(seat_view, &seat->views, link) {
if (seat_view->view == view) {
found = true;
break;
}
}
if (!found) {
seat_view = seat_add_view(seat, view);
if (seat_view == NULL) {
wlr_log(L_ERROR, "Allocation failed");
return NULL;
}
}
return seat_view;
}
void roots_seat_set_focus(struct roots_seat *seat, struct roots_view *view) {
// Make sure the view will be rendered on top of others, even if it's
// already focused in this seat
@ -626,22 +655,11 @@ void roots_seat_set_focus(struct roots_seat *seat, struct roots_view *view) {
view->xwayland_surface->override_redirect) {
return;
}
struct roots_seat_view *seat_view = NULL;
if (view != NULL) {
bool found = false;
wl_list_for_each(seat_view, &seat->views, link) {
if (seat_view->view == view) {
found = true;
break;
}
}
if (!found) {
seat_view = seat_add_view(seat, view);
if (seat_view == NULL) {
wlr_log(L_ERROR, "Allocation failed");
return;
}
seat_view = roots_seat_view_from_view(seat, view);
if (seat_view == NULL) {
return;
}
}

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@ -296,6 +296,7 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
view->type = ROOTS_XWAYLAND_VIEW;
view->x = (double)surface->x;
view->y = (double)surface->y;
view->xwayland_surface = surface;
view->roots_xwayland_surface = roots_surface;
view->wlr_surface = surface->surface;
@ -311,6 +312,12 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
wl_list_insert(&desktop->views, &view->link);
if (!surface->override_redirect) {
if (surface->decorations == WLR_XWAYLAND_SURFACE_DECORATIONS_ALL) {
view->decorated = true;
view->border_width = 4;
view->titlebar_height = 12;
}
view_setup(view);
}
}