wlroots/backend/wayland/output.c

177 lines
5.3 KiB
C
Raw Normal View History

2017-06-20 16:27:05 +00:00
#include <assert.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <wayland-client.h>
#include <wlr/types.h>
2017-06-20 16:27:05 +00:00
#include <GLES3/gl3.h>
#include "types.h"
#include "backend/wayland.h"
#include "common/log.h"
2017-06-20 16:27:05 +00:00
static struct wl_callback_listener frame_listener;
static void surface_frame_callback(void *data, struct wl_callback *cb, uint32_t time) {
struct wlr_output_state *output = data;
assert(output);
if (!eglMakeCurrent(output->backend->egl.display,
output->egl_surface, output->egl_surface,
output->backend->egl.context)) {
wlr_log(L_ERROR, "eglMakeCurrent failed: %s", egl_error());
return;
}
wl_signal_emit(&output->output->events.frame, output->output);
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
wl_callback_destroy(cb);
if (!eglSwapBuffers(output->backend->egl.display, output->egl_surface)) {
wlr_log(L_ERROR, "eglSwapBuffers failed: %s", egl_error());
return;
}
}
static struct wl_callback_listener frame_listener = {
.done = surface_frame_callback
};
// TODO: enable/cursor etc
static void wlr_wl_output_enable(struct wlr_output_state *output, bool enable) {
}
static bool wlr_wl_output_set_mode(struct wlr_output_state *output,
struct wlr_output_mode *mode) {
output->output->current_mode = mode;
2017-06-20 16:27:05 +00:00
// start rendering loop per callbacks by rendering first frame
if (!eglMakeCurrent(output->backend->egl.display,
output->egl_surface, output->egl_surface,
output->backend->egl.context)) {
wlr_log(L_ERROR, "eglMakeCurrent failed: %s", egl_error());
return false;
}
glViewport(0, 0, output->width, output->height);
glClearColor(1.0, 1.0, 1.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
if (!eglSwapBuffers(output->backend->egl.display, output->egl_surface)) {
wlr_log(L_ERROR, "eglSwapBuffers failed: %s", egl_error());
return false;
}
return true;
}
static void wlr_wl_output_transform(struct wlr_output_state *output,
enum wl_output_transform transform) {
}
static bool wlr_wl_output_set_cursor(struct wlr_output_state *output,
const uint8_t *buf, int32_t stride, uint32_t width, uint32_t height) {
return false;
}
static bool wlr_wl_output_move_cursor(struct wlr_output_state *output,
int x, int y) {
return false;
}
static void wlr_wl_output_destroy(struct wlr_output_state *output) {
// TODO: free egl surface
wl_shell_surface_destroy(output->shell_surface);
wl_surface_destroy(output->surface);
free(output);
}
static struct wlr_output_impl output_impl = {
.enable = wlr_wl_output_enable,
.set_mode = wlr_wl_output_set_mode,
.transform = wlr_wl_output_transform,
.set_cursor = wlr_wl_output_set_cursor,
.move_cursor = wlr_wl_output_move_cursor,
.destroy = wlr_wl_output_destroy,
};
2017-06-20 16:27:05 +00:00
void handle_ping(void* data, struct wl_shell_surface* ssurface, uint32_t serial) {
struct wlr_output_state *output = data;
assert(output && output->shell_surface == ssurface);
wl_shell_surface_pong(ssurface, serial);
}
void handle_configure(void *data, struct wl_shell_surface *wl_shell_surface,
uint32_t edges, int32_t width, int32_t height){
wlr_log(L_DEBUG, "resize %d %d", width, height);
}
void handle_popup_done(void *data, struct wl_shell_surface *wl_shell_surface) {
wlr_log(L_ERROR, "Unexpected call");
}
static struct wl_shell_surface_listener shell_surface_listener = {
.ping = handle_ping,
.configure = handle_configure,
.popup_done = handle_popup_done
};
struct wlr_output *wlr_wl_output_create(struct wlr_backend_state* backend,
size_t id) {
// TODO: dont hardcode stuff like size
2017-06-20 16:27:05 +00:00
static unsigned int width = 800;
static unsigned int height = 500;
struct wlr_output_state *ostate;
if (!(ostate = calloc(sizeof(struct wlr_output_state), 1))) {
wlr_log(L_ERROR, "Failed to allocate wlr_output_state");
return NULL;
}
struct wlr_output *wlr_output = wlr_output_create(&output_impl, ostate);
if (!wlr_output) {
free(ostate);
wlr_log_errno(L_ERROR, "Allocation failed");
return NULL;
}
wlr_output->width = width;
wlr_output->height = height;
wlr_output->scale = 1;
strncpy(wlr_output->make, "wayland-output", sizeof(wlr_output->make));
strncpy(wlr_output->model, "wayland-output", sizeof(wlr_output->model));
strncpy(wlr_output->name, "wayland-output", sizeof(wlr_output->name));
struct wlr_output_mode mode = {
.width = width,
.height = height,
.refresh = 60,
.flags = 0,
};
list_add(wlr_output->modes, &mode);
ostate->id = id;
2017-06-20 16:27:05 +00:00
ostate->width = width;
ostate->height = height;
ostate->backend = backend;
ostate->output = wlr_output;
2017-06-20 16:27:05 +00:00
// TODO: error handling
ostate->surface = wl_compositor_create_surface(backend->compositor);
ostate->shell_surface = wl_shell_get_shell_surface(backend->shell, ostate->surface);
2017-06-20 16:27:05 +00:00
wl_shell_surface_set_class(ostate->shell_surface, "sway");
wl_shell_surface_set_title(ostate->shell_surface, "sway-wl");
wl_shell_surface_add_listener(ostate->shell_surface, &shell_surface_listener, ostate);
2017-06-20 16:44:11 +00:00
wl_shell_surface_set_toplevel(ostate->shell_surface);
2017-06-20 16:27:05 +00:00
ostate->egl_window = wl_egl_window_create(ostate->surface, width, height);
ostate->egl_surface = wlr_egl_create_surface(&backend->egl, ostate->egl_window);
wl_signal_emit(&backend->backend->events.output_add, wlr_output);
return wlr_output;
}