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rootston: do not redraw if output has no damage

This commit is contained in:
emersion 2018-01-18 03:31:46 +01:00
parent bcb58b5caa
commit 1a084807ce
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GPG Key ID: 0FDE7BE0E88F5E48
6 changed files with 108 additions and 45 deletions
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15
include/rootston/desktop.h
View File

@ -16,15 +16,7 @@
#include <wlr/types/wlr_idle.h>
#include "rootston/view.h"
#include "rootston/config.h"
struct roots_output {
struct roots_desktop *desktop;
struct wlr_output *wlr_output;
struct wl_listener frame;
struct timespec last_frame;
struct wl_list link; // roots_desktop:outputs
struct roots_view *fullscreen_view;
};
#include "rootston/output.h"
struct roots_desktop {
struct wl_list views; // roots_view::link
@ -70,14 +62,13 @@ struct roots_output *desktop_output_from_wlr_output(
struct roots_desktop *desktop, struct wlr_output *output);
struct roots_view *desktop_view_at(struct roots_desktop *desktop, double lx,
double ly, struct wlr_surface **surface, double *sx, double *sy);
void desktop_damage_surface(struct roots_desktop *desktop,
struct wlr_surface *surface, double lx, double ly);
void view_init(struct roots_view *view, struct roots_desktop *desktop);
void view_destroy(struct roots_view *view);
void view_activate(struct roots_view *view, bool activate);
void output_add_notify(struct wl_listener *listener, void *data);
void output_remove_notify(struct wl_listener *listener, void *data);
void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data);
void handle_wl_shell_surface(struct wl_listener *listener, void *data);
void handle_xwayland_surface(struct wl_listener *listener, void *data);

26
include/rootston/output.h Normal file
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@ -0,0 +1,26 @@
#ifndef _ROOTSTON_OUTPUT_H
#define _ROOTSTON_OUTPUT_H
#include <time.h>
#include <pixman.h>
#include <wayland-server.h>
struct roots_desktop;
struct roots_output {
struct roots_desktop *desktop;
struct wlr_output *wlr_output;
struct wl_listener frame;
struct timespec last_frame;
struct wl_list link; // roots_desktop:outputs
struct roots_view *fullscreen_view;
pixman_region32_t damage;
};
void output_add_notify(struct wl_listener *listener, void *data);
void output_remove_notify(struct wl_listener *listener, void *data);
void output_damage_surface(struct roots_output *output,
struct wlr_surface *surface, double lx, double ly);
#endif

18
rootston/desktop.c
View File

@ -513,12 +513,20 @@ void desktop_destroy(struct roots_desktop *desktop) {
}
struct roots_output *desktop_output_from_wlr_output(
struct roots_desktop *desktop, struct wlr_output *output) {
struct roots_output *roots_output;
wl_list_for_each(roots_output, &desktop->outputs, link) {
if (roots_output->wlr_output == output) {
return roots_output;
struct roots_desktop *desktop, struct wlr_output *wlr_output) {
struct roots_output *output;
wl_list_for_each(output, &desktop->outputs, link) {
if (output->wlr_output == wlr_output) {
return output;
}
}
return NULL;
}
void desktop_damage_surface(struct roots_desktop *desktop,
struct wlr_surface *surface, double lx, double ly) {
struct roots_output *output;
wl_list_for_each(output, &desktop->outputs, link) {
output_damage_surface(output, surface, lx, ly);
}
}

2
rootston/meson.build
View File

@ -15,5 +15,5 @@ if get_option('enable_xwayland')
sources += ['xwayland.c']
endif
executable(
'rootston', sources, dependencies: [wlroots, wlr_protos]
'rootston', sources, dependencies: [wlroots, wlr_protos, pixman]
)

88
rootston/output.c
View File

@ -10,7 +10,7 @@
#include <wlr/render/matrix.h>
#include <wlr/util/log.h>
#include "rootston/server.h"
#include "rootston/desktop.h"
#include "rootston/output.h"
#include "rootston/config.h"
/**
@ -31,6 +31,23 @@ static void rotate_child_position(double *sx, double *sy, double sw, double sh,
}
}
static bool surface_intersect_output(struct wlr_surface *surface,
struct wlr_output_layout *output_layout, struct wlr_output *wlr_output,
double lx, double ly, struct wlr_box *box) {
double ox = lx, oy = ly;
wlr_output_layout_output_coords(output_layout, wlr_output, &ox, &oy);
box->x = ox * wlr_output->scale;
box->y = oy * wlr_output->scale;
box->width = surface->current->width * wlr_output->scale;
box->height = surface->current->height * wlr_output->scale;
struct wlr_box render_box = {
.x = lx, .y = ly,
.width = box->width, .height = box->height,
};
return wlr_output_layout_intersects(output_layout, wlr_output, &render_box);
}
static void render_surface(struct wlr_surface *surface,
struct roots_desktop *desktop, struct wlr_output *wlr_output,
struct timespec *when, double lx, double ly, float rotation) {
@ -38,35 +55,25 @@ static void render_surface(struct wlr_surface *surface,
return;
}
int width = surface->current->width;
int height = surface->current->height;
int render_width = width * wlr_output->scale;
int render_height = height * wlr_output->scale;
double ox = lx, oy = ly;
wlr_output_layout_output_coords(desktop->layout, wlr_output, &ox, &oy);
ox *= wlr_output->scale;
oy *= wlr_output->scale;
struct wlr_box render_box = {
.x = lx, .y = ly,
.width = render_width, .height = render_height,
};
if (wlr_output_layout_intersects(desktop->layout, wlr_output, &render_box)) {
struct wlr_box box;
bool intersects = surface_intersect_output(surface, desktop->layout,
wlr_output, lx, ly, &box);
if (intersects) {
float matrix[16];
float translate_center[16];
wlr_matrix_translate(&translate_center,
(int)ox + render_width / 2, (int)oy + render_height / 2, 0);
box.x + box.width / 2, box.y + box.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);
wlr_matrix_translate(&translate_origin, -box.width / 2,
-box.height / 2, 0);
float scale[16];
wlr_matrix_scale(&scale, render_width, render_height, 1);
wlr_matrix_scale(&scale, box.width, box.height, 1);
float transform[16];
wlr_matrix_mul(&translate_center, &rotate, &transform);
@ -106,7 +113,8 @@ static void render_surface(struct wlr_surface *surface,
double sy = state->subsurface_position.y;
double sw = state->buffer_width / state->scale;
double sh = state->buffer_height / state->scale;
rotate_child_position(&sx, &sy, sw, sh, width, height, rotation);
rotate_child_position(&sx, &sy, sw, sh, surface->current->width,
surface->current->height, rotation);
render_surface(subsurface->surface, desktop, wlr_output, when,
lx + sx,
@ -219,8 +227,8 @@ static bool has_standalone_surface(struct roots_view *view) {
}
static void output_frame_notify(struct wl_listener *listener, void *data) {
struct wlr_output *wlr_output = data;
struct roots_output *output = wl_container_of(listener, output, frame);
struct wlr_output *wlr_output = output->wlr_output;
struct roots_desktop *desktop = output->desktop;
struct roots_server *server = desktop->server;
@ -231,6 +239,12 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
// TODO: fullscreen
if (!pixman_region32_not_empty(&output->damage) &&
!wlr_output->needs_swap) {
goto swap_buffers;
}
wlr_output_make_current(wlr_output);
wlr_renderer_begin(server->renderer, wlr_output);
@ -266,10 +280,8 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
wlr_output, &now);
}
}
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output);
output->last_frame = desktop->last_frame = now;
return;
goto renderer_end;
} else {
wlr_output_set_fullscreen_surface(wlr_output, NULL);
}
@ -305,12 +317,33 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
}
}
renderer_end:
wlr_renderer_end(server->renderer);
swap_buffers:
wlr_output_swap_buffers(wlr_output);
pixman_region32_clear(&output->damage);
output->last_frame = desktop->last_frame = now;
}
void output_damage_surface(struct roots_output *output,
struct wlr_surface *surface, double lx, double ly) {
if (!wlr_surface_has_buffer(surface)) {
return;
}
struct wlr_box box;
bool intersects = surface_intersect_output(surface,
output->desktop->layout, output->wlr_output, lx, ly, &box);
if (!intersects) {
return;
}
// TODO: use surface damage
pixman_region32_union_rect(&output->damage, &output->damage, box.x, box.y,
box.width, box.height);
}
static void set_mode(struct wlr_output *output,
struct roots_output_config *oc) {
int mhz = (int)(oc->mode.refresh_rate * 1000);
@ -361,9 +394,11 @@ void output_add_notify(struct wl_listener *listener, void *data) {
clock_gettime(CLOCK_MONOTONIC, &output->last_frame);
output->desktop = desktop;
output->wlr_output = wlr_output;
wl_list_insert(&desktop->outputs, &output->link);
pixman_region32_init(&output->damage);
output->frame.notify = output_frame_notify;
wl_signal_add(&wlr_output->events.frame, &output->frame);
wl_list_insert(&desktop->outputs, &output->link);
struct roots_output_config *output_config =
roots_config_get_output(config, wlr_output);
@ -412,6 +447,7 @@ void output_remove_notify(struct wl_listener *listener, void *data) {
//example_config_configure_cursor(sample->config, sample->cursor,
// sample->compositor);
pixman_region32_fini(&output->damage);
wl_list_remove(&output->link);
wl_list_remove(&output->frame.link);
free(output);

2
rootston/xdg_shell_v6.c
View File

@ -217,6 +217,8 @@ static void handle_commit(struct wl_listener *listener, void *data) {
roots_surface->pending_move_resize_configure_serial = 0;
}
}
desktop_damage_surface(view->desktop, view->wlr_surface, view->x, view->y);
}
static void handle_destroy(struct wl_listener *listener, void *data) {