Multi-pointer ported over
This commit is contained in:
Timidger
parent
b510c0f6c2
commit
b3ca73c0ac
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@ -1,4 +1,4 @@
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#define _POSIX_C_SOURCE 199309L
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#define _POSIX_C_SOURCE 200112L
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#define _XOPEN_SOURCE 500
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#include <assert.h>
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#include <GLES2/gl2.h>
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@ -22,13 +22,23 @@
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#include <wlr/util/log.h>
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#include <wlr/xcursor.h>
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#include <xkbcommon/xkbcommon.h>
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#include "support/config.h"
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#include "support/shared.h"
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struct sample_state;
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struct sample_state {
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struct wl_display *display;
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struct wlr_xcursor *xcursor;
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float default_color[4];
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float clear_color[4];
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struct wlr_output_layout *layout;
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struct wl_list cursors; // sample_cursor::link
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struct wl_list pointers; // sample_pointer::link
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struct wl_list outputs; // sample_output::link
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struct timespec last_frame;
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struct wl_listener new_output;
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struct wl_listener new_input;
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};
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struct sample_cursor {
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struct sample_state *state;
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struct sample_state *sample;
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struct wlr_input_device *device;
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struct wlr_cursor *cursor;
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struct wl_list link;
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@ -37,22 +47,52 @@ struct sample_cursor {
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struct wl_listener cursor_motion_absolute;
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struct wl_listener cursor_button;
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struct wl_listener cursor_axis;
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struct wl_listener destroy;
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};
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struct sample_state {
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struct compositor_state *compositor;
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struct example_config *config;
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struct wlr_xcursor *xcursor;
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float default_color[4];
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float clear_color[4];
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struct wlr_output_layout *layout;
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struct wl_list cursors; // sample_cursor::link
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struct sample_pointer {
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struct wlr_input_device *device;
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struct wl_list link;
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};
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static void handle_output_frame(struct output_state *output,
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struct timespec *ts) {
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struct compositor_state *state = output->compositor;
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struct sample_state *sample = state->data;
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struct sample_output {
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struct sample_state *sample;
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struct wlr_output *output;
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struct wl_listener frame;
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struct wl_listener destroy;
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struct wl_list link;
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};
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struct sample_keyboard {
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struct sample_state *sample;
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struct wlr_input_device *device;
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struct wl_listener key;
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struct wl_listener destroy;
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};
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void configure_cursor(struct wlr_cursor *cursor, struct wlr_input_device *device,
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struct sample_state *sample) {
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struct sample_output *output;
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wlr_log(L_ERROR, "Configuring cursor %p for device %p", cursor, device);
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// reset mappings
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wlr_cursor_map_to_output(cursor, NULL);
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wlr_cursor_detach_input_device(cursor, device);
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wlr_cursor_map_input_to_output(cursor, device, NULL);
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wlr_cursor_attach_input_device(cursor, device);
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// configure device to output mappings
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wl_list_for_each(output, &sample->outputs, link) {
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wlr_cursor_map_to_output(cursor, output->output);
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wlr_cursor_map_input_to_output(cursor, device, output->output);
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}
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}
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void output_frame_notify(struct wl_listener *listener, void *data) {
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struct sample_output *output = wl_container_of(listener, output, frame);
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struct sample_state *sample = output->sample;
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struct wlr_output *wlr_output = output->output;
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wlr_output_make_current(wlr_output, NULL);
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@ -64,46 +104,6 @@ static void handle_output_frame(struct output_state *output,
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wlr_output_swap_buffers(wlr_output, NULL, NULL);
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}
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static void handle_output_add(struct output_state *ostate) {
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struct sample_state *sample = ostate->compositor->data;
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struct output_config *o_config =
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example_config_get_output(sample->config, ostate->output);
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if (o_config) {
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wlr_output_set_transform(ostate->output, o_config->transform);
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wlr_output_layout_add(sample->layout, ostate->output, o_config->x,
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o_config->y);
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} else {
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wlr_output_layout_add_auto(sample->layout, ostate->output);
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}
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struct sample_cursor *cursor;
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wl_list_for_each(cursor, &sample->cursors, link) {
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example_config_configure_cursor(sample->config, cursor->cursor,
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sample->compositor);
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struct wlr_xcursor_image *image = sample->xcursor->images[0];
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wlr_cursor_set_image(cursor->cursor, image->buffer, image->width,
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image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
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wlr_cursor_warp(cursor->cursor, NULL, cursor->cursor->x,
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cursor->cursor->y);
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}
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}
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static void handle_output_remove(struct output_state *ostate) {
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struct sample_state *sample = ostate->compositor->data;
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wlr_output_layout_remove(sample->layout, ostate->output);
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struct sample_cursor *cursor;
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wl_list_for_each(cursor, &sample->cursors, link) {
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example_config_configure_cursor(sample->config, cursor->cursor,
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sample->compositor);
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}
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}
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static void handle_cursor_motion(struct wl_listener *listener, void *data) {
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struct sample_cursor *cursor =
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wl_container_of(listener, cursor, cursor_motion);
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@ -120,39 +120,6 @@ static void handle_cursor_motion_absolute(struct wl_listener *listener,
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wlr_cursor_warp_absolute(cursor->cursor, event->device, event->x, event->y);
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}
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static void handle_input_add(struct compositor_state *state,
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struct wlr_input_device *device) {
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struct sample_state *sample = state->data;
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if (device->type != WLR_INPUT_DEVICE_POINTER) {
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return;
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}
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struct sample_cursor *cursor = calloc(1, sizeof(struct sample_cursor));
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cursor->state = sample;
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cursor->device = device;
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cursor->cursor = wlr_cursor_create();
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wlr_cursor_attach_output_layout(cursor->cursor, sample->layout);
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wlr_cursor_map_to_region(cursor->cursor, sample->config->cursor.mapped_box);
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wl_signal_add(&cursor->cursor->events.motion, &cursor->cursor_motion);
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cursor->cursor_motion.notify = handle_cursor_motion;
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wl_signal_add(&cursor->cursor->events.motion_absolute,
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&cursor->cursor_motion_absolute);
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cursor->cursor_motion_absolute.notify = handle_cursor_motion_absolute;
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wlr_cursor_attach_input_device(cursor->cursor, device);
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example_config_configure_cursor(sample->config, cursor->cursor,
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sample->compositor);
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struct wlr_xcursor_image *image = sample->xcursor->images[0];
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wlr_cursor_set_image(cursor->cursor, image->buffer, image->width * 4,
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image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
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wl_list_insert(&sample->cursors, &cursor->link);
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}
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static void cursor_destroy(struct sample_cursor *cursor) {
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wl_list_remove(&cursor->link);
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wl_list_remove(&cursor->cursor_motion.link);
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@ -161,9 +128,10 @@ static void cursor_destroy(struct sample_cursor *cursor) {
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free(cursor);
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}
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static void handle_input_remove(struct compositor_state *state,
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struct wlr_input_device *device) {
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struct sample_state *sample = state->data;
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void input_remove_notify(struct wl_listener *listener, void *data) {
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struct wlr_input_device *device = data;
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struct sample_cursor *sample_cursor = wl_container_of(listener, sample_cursor, destroy);
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struct sample_state *sample = sample_cursor->sample;
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struct sample_cursor *cursor;
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wl_list_for_each(cursor, &sample->cursors, link) {
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if (cursor->device == device) {
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@ -171,29 +139,181 @@ static void handle_input_remove(struct compositor_state *state,
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break;
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}
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}
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struct sample_pointer *pointer;
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wl_list_for_each(pointer, &sample->pointers, link) {
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if (pointer->device == device) {
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free(pointer);
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break;
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}
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}
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}
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void output_remove_notify(struct wl_listener *listener, void *data) {
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struct sample_output *sample_output = wl_container_of(listener, sample_output, destroy);
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struct sample_state *sample = sample_output->sample;
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wl_list_remove(&sample_output->frame.link);
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wl_list_remove(&sample_output->destroy.link);
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wl_list_remove(&sample_output->link);
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free(sample_output);
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struct sample_cursor *cursor;
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wl_list_for_each(cursor, &sample->cursors, link) {
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configure_cursor(cursor->cursor, cursor->device, sample);
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}
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}
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void new_output_notify(struct wl_listener *listener, void *data) {
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struct wlr_output *output = data;
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struct sample_state *sample = wl_container_of(listener, sample, new_output);
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struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
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if (wl_list_length(&output->modes) > 0) {
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struct wlr_output_mode *mode = wl_container_of((&output->modes)->prev, mode, link);
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wlr_output_set_mode(output, mode);
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}
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sample_output->output = output;
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sample_output->sample = sample;
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wl_signal_add(&output->events.frame, &sample_output->frame);
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sample_output->frame.notify = output_frame_notify;
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wl_signal_add(&output->events.destroy, &sample_output->destroy);
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sample_output->destroy.notify = output_remove_notify;
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wlr_output_layout_add_auto(sample->layout, output);
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struct sample_cursor *cursor;
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wl_list_for_each(cursor, &sample->cursors, link) {
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configure_cursor(cursor->cursor, cursor->device, sample);
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struct wlr_xcursor_image *image = sample->xcursor->images[0];
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wlr_cursor_set_image(cursor->cursor, image->buffer, image->width * 4,
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image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
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wlr_cursor_warp(cursor->cursor, NULL, cursor->cursor->x,
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cursor->cursor->y);
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}
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wl_list_insert(&sample->outputs, &sample_output->link);
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}
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void keyboard_key_notify(struct wl_listener *listener, void *data) {
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struct sample_keyboard *keyboard = wl_container_of(listener, keyboard, key);
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struct sample_state *sample = keyboard->sample;
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struct wlr_event_keyboard_key *event = data;
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uint32_t keycode = event->keycode + 8;
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const xkb_keysym_t *syms;
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int nsyms = xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state,
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keycode, &syms);
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for (int i = 0; i < nsyms; i++) {
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xkb_keysym_t sym = syms[i];
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if (sym == XKB_KEY_Escape) {
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wl_display_terminate(sample->display);
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}
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}
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}
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void keyboard_destroy_notify(struct wl_listener *listener, void *data) {
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struct sample_keyboard *keyboard = wl_container_of(listener, keyboard, destroy);
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wl_list_remove(&keyboard->destroy.link);
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wl_list_remove(&keyboard->key.link);
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free(keyboard);
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}
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void new_input_notify(struct wl_listener *listener, void *data) {
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struct wlr_input_device *device = data;
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struct sample_state *sample = wl_container_of(listener, sample, new_input);
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struct sample_keyboard *keyboard;
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struct xkb_rule_names rules;
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struct xkb_context *context;
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struct sample_cursor *cursor = 0;
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struct sample_pointer *pointer = 0;
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struct wlr_xcursor_image *image;
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switch (device->type) {
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case WLR_INPUT_DEVICE_KEYBOARD:
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keyboard = calloc(1, sizeof(struct sample_keyboard));
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keyboard->device = device;
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keyboard->sample = sample;
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wl_signal_add(&device->events.destroy, &keyboard->destroy);
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keyboard->destroy.notify = keyboard_destroy_notify;
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wl_signal_add(&device->keyboard->events.key, &keyboard->key);
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keyboard->key.notify = keyboard_key_notify;
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memset(&rules, 0, sizeof(rules));
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rules.rules = getenv("XKB_DEFAULT_RULES");
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rules.model = getenv("XKB_DEFAULT_MODEL");
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rules.layout = getenv("XKB_DEFAULT_LAYOUT");
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rules.variant = getenv("XKB_DEFAULT_VARIANT");
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rules.options = getenv("XKB_DEFAULT_OPTIONS");
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context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
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if (!context) {
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wlr_log(L_ERROR, "Failed to create XKB context");
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exit(1);
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}
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wlr_keyboard_set_keymap(device->keyboard, xkb_map_new_from_names(context,
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&rules, XKB_KEYMAP_COMPILE_NO_FLAGS));
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xkb_context_unref(context);
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break;
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case WLR_INPUT_DEVICE_POINTER:
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cursor = calloc(1, sizeof(struct sample_cursor));
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pointer = calloc(1, sizeof(struct sample_pointer));
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pointer->device = device;
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cursor->sample = sample;
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cursor->device = device;
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cursor->cursor = wlr_cursor_create();
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wlr_cursor_attach_output_layout(cursor->cursor, sample->layout);
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wl_signal_add(&cursor->cursor->events.motion, &cursor->cursor_motion);
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cursor->cursor_motion.notify = handle_cursor_motion;
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wl_signal_add(&cursor->cursor->events.motion_absolute,
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&cursor->cursor_motion_absolute);
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cursor->cursor_motion_absolute.notify = handle_cursor_motion_absolute;
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wlr_cursor_attach_input_device(cursor->cursor, device);
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configure_cursor(cursor->cursor, device, sample);
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image = sample->xcursor->images[0];
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wlr_cursor_set_image(cursor->cursor, image->buffer, image->width * 4,
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image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
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wl_list_insert(&sample->cursors, &cursor->link);
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wl_list_insert(&sample->pointers, &pointer->link);
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break;
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default:
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break;
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}
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}
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int main(int argc, char *argv[]) {
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wlr_log_init(L_DEBUG, NULL);
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struct wl_display *display = wl_display_create();
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struct sample_state state = {
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.default_color = { 0.25f, 0.25f, 0.25f, 1 },
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.clear_color = { 0.25f, 0.25f, 0.25f, 1 },
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.display = display,
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};
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struct wlr_backend *wlr = wlr_backend_autocreate(display);
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if (!wlr) {
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exit(1);
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}
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wl_list_init(&state.cursors);
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wl_list_init(&state.pointers);
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wl_list_init(&state.outputs);
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state.config = parse_args(argc, argv);
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state.layout = wlr_output_layout_create();
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struct compositor_state compositor = { 0 };
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compositor.data = &state;
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compositor.output_add_cb = handle_output_add;
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compositor.output_remove_cb = handle_output_remove;
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compositor.output_frame_cb = handle_output_frame;
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compositor.input_add_cb = handle_input_add;
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compositor.input_remove_cb = handle_input_remove;
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wl_signal_add(&wlr->events.new_output, &state.new_output);
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state.new_output.notify = new_output_notify;
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wl_signal_add(&wlr->events.new_input, &state.new_input);
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state.new_input.notify = new_input_notify;
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state.compositor = &compositor;
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clock_gettime(CLOCK_MONOTONIC, &state.last_frame);
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const char *socket = wl_display_add_socket_auto(display);
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if (!socket) {
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wlr_log_errno(L_ERROR, "Unable to open wayland socket");
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wlr_backend_destroy(wlr);
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exit(1);
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}
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setenv("_WAYLAND_DISPLAY", socket, true);
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struct wlr_xcursor_theme *theme = wlr_xcursor_theme_load("default", 16);
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if (!theme) {
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@ -206,14 +326,13 @@ int main(int argc, char *argv[]) {
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return 1;
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}
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compositor_init(&compositor);
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if (!wlr_backend_start(compositor.backend)) {
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if (!wlr_backend_start(wlr)) {
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wlr_log(L_ERROR, "Failed to start backend");
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wlr_backend_destroy(compositor.backend);
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wlr_backend_destroy(wlr);
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exit(1);
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}
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wl_display_run(compositor.display);
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compositor_fini(&compositor);
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wl_display_run(display);
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wl_display_destroy(display);
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struct sample_cursor *cursor, *tmp_cursor;
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wl_list_for_each_safe(cursor, tmp_cursor, &state.cursors, link) {
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@ -221,6 +340,5 @@ int main(int argc, char *argv[]) {
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}
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wlr_xcursor_theme_destroy(theme);
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example_config_destroy(state.config);
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wlr_output_layout_destroy(state.layout);
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}
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