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#define _POSIX_C_SOURCE 200809L
#include <stdlib.h>
#include <time.h>
#include <wayland-server.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/render.h>
#include <wlr/render/matrix.h>
#include "log.h"
#include "sway/container.h"
#include "sway/layout.h"
#include "sway/output.h"
#include "sway/server.h"
#include "sway/view.h"
#include "sway/input/input-manager.h"
#include "sway/input/seat.h"
static void output_frame_view(swayc_t *view, void *data) {
struct sway_output *output = data;
struct wlr_output *wlr_output = output->wlr_output;
struct sway_view *sway_view = view->sway_view;
struct wlr_surface *surface = sway_view->surface;
if (!wlr_surface_has_buffer(surface)) {
return;
}
// TODO
// - Deal with wlr_output_layout
int width = sway_view->surface->current->width;
int height = sway_view->surface->current->height;
int render_width = width * wlr_output->scale;
int render_height = height * wlr_output->scale;
double ox = view->x, oy = view->y;
// TODO
//wlr_output_layout_output_coords(desktop->layout, wlr_output, &ox, &oy);
ox *= wlr_output->scale;
oy *= wlr_output->scale;
// TODO
//if (wlr_output_layout_intersects(desktop->layout, wlr_output,
// lx, ly, lx + render_width, ly + render_height)) {
// return;
//}
// if the shell specifies window geometry, make the top left corner of the
// window in the top left corner of the container to avoid arbitrarily
// sized gaps based on the attached buffer size
int window_offset_x = 0;
int window_offset_y = 0;
if (view->sway_view->type == SWAY_XDG_SHELL_V6_VIEW) {
window_offset_x = view->sway_view->wlr_xdg_surface_v6->geometry->x;
window_offset_y = view->sway_view->wlr_xdg_surface_v6->geometry->y;
}
// TODO
double rotation = 0;
float matrix[16];
float translate_origin[16];
wlr_matrix_translate(&translate_origin,
(int)ox + render_width / 2 - window_offset_x,
(int)oy + render_height / 2 - window_offset_y,
0);
float rotate[16];
wlr_matrix_rotate(&rotate, rotation);
float translate_center[16];
wlr_matrix_translate(&translate_center,
-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_origin, &rotate, &transform);
wlr_matrix_mul(&transform, &translate_center, &transform);
wlr_matrix_mul(&transform, &scale, &transform);
wlr_matrix_mul(&wlr_output->transform_matrix, &transform, &matrix);
wlr_render_with_matrix(output->server->renderer, surface->texture, &matrix);
// TODO: move into wlroots
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
wlr_surface_send_frame_done(surface, &now);
}
static void output_frame_notify(struct wl_listener *listener, void *data) {
struct sway_output *soutput = wl_container_of(listener, soutput, frame);
struct wlr_output *wlr_output = data;
struct sway_server *server = soutput->server;
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
wlr_output_make_current(wlr_output);
wlr_renderer_begin(server->renderer, wlr_output);
swayc_descendants_of_type(
&root_container, C_VIEW, output_frame_view, soutput);
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output);
soutput->last_frame = now;
}
void output_add_notify(struct wl_listener *listener, void *data) {
struct sway_server *server = wl_container_of(listener, server, output_add);
struct wlr_output *wlr_output = data;
wlr_log(L_DEBUG, "New output %p: %s", wlr_output, wlr_output->name);
struct sway_output *output = calloc(1, sizeof(struct sway_output));
if (!output) {
return;
}
output->wlr_output = wlr_output;
output->server = server;
if (!wl_list_empty(&wlr_output->modes)) {
struct wlr_output_mode *mode =
wl_container_of(wlr_output->modes.prev, mode, link);
wlr_output_set_mode(wlr_output, mode);
}
output->swayc = new_output(output);
if (!output->swayc) {
free(output);
return;
}
sway_input_manager_configure_xcursor(input_manager);
output->frame.notify = output_frame_notify;
wl_signal_add(&wlr_output->events.frame, &output->frame);
}
void output_remove_notify(struct wl_listener *listener, void *data) {
struct sway_server *server = wl_container_of(listener, server, output_remove);
struct wlr_output *wlr_output = data;
wlr_log(L_DEBUG, "Output %p %s removed", wlr_output, wlr_output->name);
swayc_t *output_container = NULL;
for (int i = 0 ; i < root_container.children->length; ++i) {
swayc_t *child = root_container.children->items[i];
if (child->type == C_OUTPUT &&
child->sway_output->wlr_output == wlr_output) {
output_container = child;
break;
}
}
if (!output_container) {
return;
}
destroy_output(output_container);
}
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