This includes seat capabilities, shm formats and output information.dev
Philipp Brüschweiler
13 years ago
committed by
Kristian Høgsberg
parent
48cd58b25c
commit
585acb0013
@ -0,0 +1,475 @@ |
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/*
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* Copyright © 2012 Philipp Brüschweiler |
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* |
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* Permission to use, copy, modify, distribute, and sell this software and |
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* its documentation for any purpose is hereby granted without fee, provided |
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* that the above copyright notice appear in all copies and that both that |
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* copyright notice and this permission notice appear in supporting |
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* documentation, and that the name of the copyright holders not be used in |
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* advertising or publicity pertaining to distribution of the software |
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* without specific, written prior permission. The copyright holders make |
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* no representations about the suitability of this software for any |
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* purpose. It is provided "as is" without express or implied warranty. |
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* |
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER |
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <stdbool.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <sys/epoll.h> |
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#include <sys/timerfd.h> |
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#include <wayland-client.h> |
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#include "../shared/os-compatibility.h" |
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typedef void (*print_info_t)(void *info); |
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struct global_info { |
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struct wl_list link; |
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uint32_t id; |
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uint32_t version; |
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char *interface; |
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print_info_t print; |
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}; |
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struct output_info { |
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struct global_info global; |
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struct wl_output *output; |
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struct { |
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int32_t x, y; |
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int32_t physical_width, physical_height; |
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enum wl_output_subpixel subpixel; |
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enum wl_output_transform output_transform; |
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char *make; |
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char *model; |
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} geometry; |
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struct { |
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uint32_t flags; |
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int32_t width, height; |
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int32_t refresh; |
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} mode; |
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}; |
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struct shm_format { |
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struct wl_list link; |
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uint32_t format; |
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}; |
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struct shm_info { |
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struct global_info global; |
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struct wl_shm *shm; |
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struct wl_list formats; |
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}; |
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struct seat_info { |
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struct global_info global; |
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struct wl_seat *seat; |
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uint32_t capabilities; |
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}; |
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struct weston_info { |
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struct wl_display *display; |
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int epoll_fd; |
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int timer_fd; |
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int display_fd; |
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uint32_t mask; |
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struct wl_list infos; |
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}; |
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static void |
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print_global_info(void *data) |
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{ |
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struct global_info *global = data; |
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printf("interface: '%s', version: %u, name: %u\n", |
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global->interface, global->version, global->id); |
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} |
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static void |
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init_global_info(struct weston_info *info, |
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struct global_info *global, uint32_t id, |
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const char *interface, uint32_t version) |
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{ |
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global->id = id; |
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global->version = version; |
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global->interface = strdup(interface); |
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wl_list_insert(info->infos.prev, &global->link); |
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} |
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static void |
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print_output_info(void *data) |
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{ |
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struct output_info *output = data; |
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const char *subpixel_orientation; |
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const char *transform; |
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print_global_info(data); |
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switch (output->geometry.subpixel) { |
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case WL_OUTPUT_SUBPIXEL_UNKNOWN: |
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subpixel_orientation = "unknown"; |
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break; |
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case WL_OUTPUT_SUBPIXEL_NONE: |
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subpixel_orientation = "none"; |
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break; |
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case WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB: |
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subpixel_orientation = "horizontal rgb"; |
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break; |
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case WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR: |
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subpixel_orientation = "horizontal bgr"; |
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break; |
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case WL_OUTPUT_SUBPIXEL_VERTICAL_RGB: |
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subpixel_orientation = "vertical rgb"; |
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break; |
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case WL_OUTPUT_SUBPIXEL_VERTICAL_BGR: |
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subpixel_orientation = "vertical bgr"; |
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break; |
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default: |
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fprintf(stderr, "unknown subpixel orientation %u\n", |
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output->geometry.subpixel); |
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subpixel_orientation = "unexpected value"; |
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break; |
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} |
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switch (output->geometry.output_transform) { |
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case WL_OUTPUT_TRANSFORM_NORMAL: |
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transform = "normal"; |
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break; |
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case WL_OUTPUT_TRANSFORM_90: |
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transform = "90°"; |
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break; |
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case WL_OUTPUT_TRANSFORM_180: |
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transform = "180°"; |
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break; |
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case WL_OUTPUT_TRANSFORM_270: |
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transform = "270°"; |
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break; |
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case WL_OUTPUT_TRANSFORM_FLIPPED: |
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transform = "flipped"; |
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break; |
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case WL_OUTPUT_TRANSFORM_FLIPPED_90: |
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transform = "flipped 90°"; |
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break; |
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case WL_OUTPUT_TRANSFORM_FLIPPED_180: |
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transform = "flipped 180°"; |
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break; |
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case WL_OUTPUT_TRANSFORM_FLIPPED_270: |
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transform = "flipped 270°"; |
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break; |
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default: |
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fprintf(stderr, "unknown output transform %u\n", |
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output->geometry.output_transform); |
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transform = "unexpected value"; |
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break; |
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} |
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printf("\tx: %d, y: %d, width: %d px, height %d px,\n", |
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output->geometry.x, output->geometry.y, |
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output->mode.width, output->mode.height); |
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printf("\tphysical_width: %d mm, physical_height: %d mm, refresh: %.f Hz,\n", |
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output->geometry.physical_width, |
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output->geometry.physical_height, |
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(float) output->mode.refresh / 1000); |
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printf("\tmake: '%s', model: '%s',\n", |
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output->geometry.make, output->geometry.model); |
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printf("\tsubpixel_orientation: %s, output_tranform: %s,\n", |
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subpixel_orientation, transform); |
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printf("\tflags:"); |
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if (output->mode.flags & WL_OUTPUT_MODE_CURRENT) |
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printf(" current"); |
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if (output->mode.flags & WL_OUTPUT_MODE_PREFERRED) |
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printf(" preferred"); |
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printf("\n"); |
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} |
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static void |
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print_shm_info(void *data) |
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{ |
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struct shm_info *shm = data; |
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struct shm_format *format; |
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print_global_info(data); |
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printf("\tformats:"); |
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wl_list_for_each(format, &shm->formats, link) |
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printf(" %s", (format->format == WL_SHM_FORMAT_ARGB8888) ? |
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"ARGB8888" : "XRGB8888"); |
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printf("\n"); |
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} |
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static void |
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print_seat_info(void *data) |
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{ |
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struct seat_info *seat = data; |
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print_global_info(data); |
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printf("\tcapabilities:"); |
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if (seat->capabilities & WL_SEAT_CAPABILITY_POINTER) |
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printf(" pointer"); |
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if (seat->capabilities & WL_SEAT_CAPABILITY_KEYBOARD) |
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printf(" keyboard"); |
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if (seat->capabilities & WL_SEAT_CAPABILITY_TOUCH) |
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printf(" touch"); |
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printf("\n"); |
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} |
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static void |
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seat_handle_capabilities(void *data, struct wl_seat *wl_seat, |
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enum wl_seat_capability caps) |
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{ |
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struct seat_info *seat = data; |
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seat->capabilities = caps; |
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} |
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static const struct wl_seat_listener seat_listener = { |
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seat_handle_capabilities, |
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}; |
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static void |
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add_seat_info(struct weston_info *info, uint32_t id, uint32_t version) |
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{ |
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struct seat_info *seat = malloc(sizeof *seat); |
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init_global_info(info, &seat->global, id, "wl_seat", version); |
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seat->global.print = print_seat_info; |
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seat->seat = wl_display_bind(info->display, id, &wl_seat_interface); |
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wl_seat_add_listener(seat->seat, &seat_listener, seat); |
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} |
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static void |
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shm_handle_format(void *data, struct wl_shm *wl_shm, uint32_t format) |
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{ |
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struct shm_info *shm = data; |
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struct shm_format *shm_format = malloc(sizeof *shm_format); |
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wl_list_insert(&shm->formats, &shm_format->link); |
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shm_format->format = format; |
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} |
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static const struct wl_shm_listener shm_listener = { |
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shm_handle_format, |
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}; |
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static void |
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add_shm_info(struct weston_info *info, uint32_t id, uint32_t version) |
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{ |
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struct shm_info *shm = malloc(sizeof *shm); |
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init_global_info(info, &shm->global, id, "wl_shm", version); |
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shm->global.print = print_shm_info; |
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wl_list_init(&shm->formats); |
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shm->shm = wl_display_bind(info->display, id, &wl_shm_interface); |
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wl_shm_add_listener(shm->shm, &shm_listener, shm); |
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} |
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static void |
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output_handle_geometry(void *data, struct wl_output *wl_output, |
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int32_t x, int32_t y, |
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int32_t physical_width, int32_t physical_height, |
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int32_t subpixel, |
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const char *make, const char *model, |
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int32_t output_transform) |
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{ |
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struct output_info *output = data; |
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output->geometry.x = x; |
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output->geometry.y = y; |
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output->geometry.physical_width = physical_width; |
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output->geometry.physical_height = physical_height; |
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output->geometry.subpixel = subpixel; |
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output->geometry.make = strdup(make); |
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output->geometry.model = strdup(model); |
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output->geometry.output_transform = output_transform; |
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} |
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static void |
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output_handle_mode(void *data, struct wl_output *wl_output, |
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uint32_t flags, int32_t width, int32_t height, |
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int32_t refresh) |
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{ |
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struct output_info *output = data; |
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output->mode.flags = flags; |
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output->mode.width = width; |
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output->mode.height = height; |
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output->mode.refresh = refresh; |
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} |
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static const struct wl_output_listener output_listener = { |
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output_handle_geometry, |
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output_handle_mode, |
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}; |
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static void |
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add_output_info(struct weston_info *info, uint32_t id, uint32_t version) |
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{ |
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struct output_info *output = malloc(sizeof *output); |
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init_global_info(info, &output->global, id, "wl_output", version); |
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output->global.print = print_output_info; |
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output->output = wl_display_bind(info->display, id, |
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&wl_output_interface); |
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wl_output_add_listener(output->output, &output_listener, |
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output); |
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} |
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static void |
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add_global_info(struct weston_info *info, uint32_t id, |
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const char *interface, uint32_t version) |
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{ |
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struct global_info *global = malloc(sizeof *global); |
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init_global_info(info, global, id, interface, version); |
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global->print = print_global_info; |
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} |
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static void |
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global_handler(struct wl_display *display, uint32_t id, |
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const char *interface, uint32_t version, void *data) |
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{ |
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struct weston_info *info = data; |
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if (!strcmp(interface, "wl_seat")) |
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add_seat_info(info, id, version); |
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else if (!strcmp(interface, "wl_shm")) |
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add_shm_info(info, id, version); |
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else if (!strcmp(interface, "wl_output")) |
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add_output_info(info, id, version); |
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else |
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add_global_info(info, id, interface, version); |
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} |
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static void |
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print_infos(struct wl_list *infos) |
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{ |
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struct global_info *info; |
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wl_list_for_each(info, infos, link) |
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info->print(info); |
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} |
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static int |
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event_mask_update(uint32_t mask, void *data) |
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{ |
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struct weston_info *info = data; |
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info->mask = mask; |
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return 0; |
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} |
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enum epoll_source_type { |
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TYPE_DISPLAY, |
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TYPE_TIMERFD |
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}; |
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static void |
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main_loop(struct weston_info *info) |
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{ |
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bool running; |
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struct epoll_event ep[16]; |
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int i, count; |
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uint32_t tag; |
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running = true; |
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while (running) { |
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wl_display_flush(info->display); |
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count = epoll_wait(info->epoll_fd, |
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ep, ARRAY_LENGTH(ep), -1); |
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for (i = 0; i < count; i++) { |
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tag = ep[i].data.u32; |
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if (tag == TYPE_DISPLAY) { |
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wl_display_iterate(info->display, |
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info->mask); |
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} else if (tag == TYPE_TIMERFD) { |
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running = false; |
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} else { |
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fprintf(stderr, "unexpected fd type %u\n", |
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tag); |
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abort(); |
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} |
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} |
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} |
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} |
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int |
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main(int argc, char **argv) |
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{ |
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struct weston_info info; |
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struct epoll_event ep; |
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struct itimerspec spec; |
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info.display = wl_display_connect(NULL); |
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if (!info.display) { |
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fprintf(stderr, "failed to create display: %m\n"); |
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return -1; |
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} |
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wl_list_init(&info.infos); |
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info.epoll_fd = os_epoll_create_cloexec(); |
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info.display_fd = wl_display_get_fd(info.display, event_mask_update, |
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&info); |
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ep.events = EPOLLIN; |
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ep.data.u32 = TYPE_DISPLAY; |
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epoll_ctl(info.epoll_fd, EPOLL_CTL_ADD, info.display_fd, &ep); |
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info.timer_fd = timerfd_create(CLOCK_REALTIME, 0); |
||||||
|
if (info.timer_fd < 0) { |
||||||
|
fprintf(stderr, "failed to create timer fd: %m\n"); |
||||||
|
return -1; |
||||||
|
} |
||||||
|
|
||||||
|
ep.events = EPOLLIN; |
||||||
|
ep.data.u32 = TYPE_TIMERFD; |
||||||
|
epoll_ctl(info.epoll_fd, EPOLL_CTL_ADD, info.timer_fd, &ep); |
||||||
|
|
||||||
|
wl_display_add_global_listener(info.display, |
||||||
|
global_handler, |
||||||
|
&info); |
||||||
|
|
||||||
|
spec.it_interval.tv_sec = 0; |
||||||
|
spec.it_interval.tv_nsec = 0; |
||||||
|
spec.it_value.tv_sec = 0; |
||||||
|
spec.it_value.tv_nsec = 200 * 1000 * 1000; |
||||||
|
timerfd_settime(info.timer_fd, 0, &spec, NULL); |
||||||
|
|
||||||
|
main_loop(&info); |
||||||
|
|
||||||
|
print_infos(&info.infos); |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
Loading…
Reference in new issue