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synced 2025-11-03 09:01:40 -05:00
backend/wayland: Update to new cursor API
This commit is contained in:
Scott Anderson
parent
f5e5b3eec3
commit
13b0a5bcc1
2 changed files with 92 additions and 90 deletions
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@ -59,6 +59,83 @@ static bool output_attach_render(struct wlr_output *wlr_output,
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buffer_age);
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}
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static bool output_cursor_try_set_size(struct wlr_output *wlr_output,
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int *x, int *y) {
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struct wlr_wl_output *output =
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get_wl_output_from_output(wlr_output);
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struct wlr_wl_backend *backend = output->backend;
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if (output->cursor.surface) {
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wl_egl_window_resize(output->cursor.native, *x, *y, 0, 0);
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return true;
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}
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output->cursor.surface =
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wl_compositor_create_surface(backend->compositor);
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output->cursor.native =
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wl_egl_window_create(output->cursor.surface, *x, *y);
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if (!output->cursor.native) {
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goto error_surface;
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}
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output->cursor.egl =
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wlr_egl_create_surface(&backend->egl, output->cursor.native);
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if (!output->cursor.egl) {
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goto error_native;
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}
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return true;
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error_native:
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wl_egl_window_destroy(output->cursor.native);
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output->cursor.native = NULL;
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error_surface:
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wl_surface_destroy(output->cursor.surface);
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output->cursor.surface = NULL;
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return false;
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}
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static bool output_cursor_attach_render(struct wlr_output *wlr_output,
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int *buffer_age) {
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struct wlr_wl_output *output =
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get_wl_output_from_output(wlr_output);
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assert(output->cursor.surface);
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return wlr_egl_make_current(&output->backend->egl,
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output->cursor.egl, buffer_age);
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}
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static bool output_cursor_commit(struct wlr_output *wlr_output) {
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struct wlr_wl_output *output =
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get_wl_output_from_output(wlr_output);
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struct wlr_output_cursor *cursor = &wlr_output->cursor_pending;
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if (cursor->committed & WLR_OUTPUT_CURSOR_BUFFER) {
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if (!wlr_egl_swap_buffers(&output->backend->egl,
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output->cursor.egl, NULL)) {
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return false;
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}
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}
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if (cursor->committed & WLR_OUTPUT_CURSOR_POS) {
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output->cursor.hotspot_x = cursor->hotspot_x;
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output->cursor.hotspot_y = cursor->hotspot_y;
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}
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if (cursor->committed & WLR_OUTPUT_CURSOR_ENABLE) {
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output->cursor.enabled = cursor->enabled;
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}
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if (output->cursor.enabled) {
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update_wl_output_cursor(output);
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} else {
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wl_surface_attach(output->cursor.surface, NULL, 0, 0);
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wl_surface_commit(output->cursor.surface);
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}
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return true;
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}
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static bool output_commit(struct wlr_output *wlr_output) {
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struct wlr_wl_output *output =
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get_wl_output_from_output(wlr_output);
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@ -86,81 +163,6 @@ static bool output_commit(struct wlr_output *wlr_output) {
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return true;
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}
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static bool output_set_cursor(struct wlr_output *wlr_output,
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struct wlr_texture *texture, int32_t scale,
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enum wl_output_transform transform,
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int32_t hotspot_x, int32_t hotspot_y, bool update_texture) {
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struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
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struct wlr_wl_backend *backend = output->backend;
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struct wlr_box hotspot = { .x = hotspot_x, .y = hotspot_y };
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wlr_box_transform(&hotspot, &hotspot,
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wlr_output_transform_invert(wlr_output->transform),
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output->cursor.width, output->cursor.height);
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// TODO: use output->wlr_output.transform to transform pixels and hotpot
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output->cursor.hotspot_x = hotspot.x;
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output->cursor.hotspot_y = hotspot.y;
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if (!update_texture) {
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// Update hotspot without changing cursor image
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update_wl_output_cursor(output);
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return true;
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}
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if (output->cursor.surface == NULL) {
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output->cursor.surface =
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wl_compositor_create_surface(backend->compositor);
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}
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struct wl_surface *surface = output->cursor.surface;
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if (texture != NULL) {
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int width, height;
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wlr_texture_get_size(texture, &width, &height);
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width = width * wlr_output->scale / scale;
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height = height * wlr_output->scale / scale;
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output->cursor.width = width;
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output->cursor.height = height;
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if (output->cursor.egl_window == NULL) {
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output->cursor.egl_window =
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wl_egl_window_create(surface, width, height);
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}
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wl_egl_window_resize(output->cursor.egl_window, width, height, 0, 0);
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EGLSurface egl_surface =
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wlr_egl_create_surface(&backend->egl, output->cursor.egl_window);
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wlr_egl_make_current(&backend->egl, egl_surface, NULL);
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struct wlr_box cursor_box = {
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.width = width,
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.height = height,
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};
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float projection[9];
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wlr_matrix_projection(projection, width, height, wlr_output->transform);
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float matrix[9];
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wlr_matrix_project_box(matrix, &cursor_box, transform, 0, projection);
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wlr_renderer_begin(backend->renderer, width, height);
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wlr_renderer_clear(backend->renderer, (float[]){ 0.0, 0.0, 0.0, 0.0 });
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wlr_render_texture_with_matrix(backend->renderer, texture, matrix, 1.0);
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wlr_renderer_end(backend->renderer);
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wlr_egl_swap_buffers(&backend->egl, egl_surface, NULL);
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wlr_egl_destroy_surface(&backend->egl, egl_surface);
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} else {
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wl_surface_attach(surface, NULL, 0, 0);
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wl_surface_commit(surface);
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}
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update_wl_output_cursor(output);
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return true;
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}
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static void output_destroy(struct wlr_output *wlr_output) {
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struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
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if (output == NULL) {
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@ -169,8 +171,11 @@ static void output_destroy(struct wlr_output *wlr_output) {
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wl_list_remove(&output->link);
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if (output->cursor.egl_window != NULL) {
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wl_egl_window_destroy(output->cursor.egl_window);
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if (output->cursor.egl) {
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wlr_egl_destroy_surface(&output->backend->egl, output->cursor.egl);
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}
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if (output->cursor.native) {
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wl_egl_window_destroy(output->cursor.native);
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}
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if (output->cursor.surface) {
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wl_surface_destroy(output->cursor.surface);
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@ -193,17 +198,12 @@ static void output_destroy(struct wlr_output *wlr_output) {
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void update_wl_output_cursor(struct wlr_wl_output *output) {
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if (output->backend->pointer && output->enter_serial) {
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wl_pointer_set_cursor(output->backend->pointer, output->enter_serial,
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output->cursor.surface, output->cursor.hotspot_x,
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output->cursor.hotspot_y);
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wl_pointer_set_cursor(output->backend->pointer,
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output->enter_serial, output->cursor.surface,
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output->cursor.hotspot_x, output->cursor.hotspot_y);
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}
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}
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static bool output_move_cursor(struct wlr_output *_output, int x, int y) {
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// TODO: only return true if x == current x and y == current y
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return true;
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}
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static bool output_schedule_frame(struct wlr_output *wlr_output) {
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struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
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@ -221,10 +221,11 @@ static bool output_schedule_frame(struct wlr_output *wlr_output) {
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static const struct wlr_output_impl output_impl = {
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.set_custom_mode = output_set_custom_mode,
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.destroy = output_destroy,
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.cursor_try_set_size = output_cursor_try_set_size,
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.cursor_attach_render = output_cursor_attach_render,
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.cursor_commit = output_cursor_commit,
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.attach_render = output_attach_render,
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.commit = output_commit,
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.set_cursor = output_set_cursor,
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.move_cursor = output_move_cursor,
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.schedule_frame = output_schedule_frame,
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};
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@ -58,10 +58,11 @@ struct wlr_wl_output {
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uint32_t enter_serial;
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struct {
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bool enabled;
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int hotspot_x, hotspot_y;
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struct wl_surface *surface;
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struct wl_egl_window *egl_window;
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int32_t hotspot_x, hotspot_y;
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int32_t width, height;
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struct wl_egl_window *native;
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EGLSurface egl;
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} cursor;
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};
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