120 lines
3.5 KiB
C
120 lines
3.5 KiB
C
#include <assert.h>
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#include <stdlib.h>
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#include <wayland-server.h>
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#include <wlr/util/log.h>
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#include <wlr/render/interface.h>
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#include <wlr/types/wlr_surface.h>
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static void surface_destroy(struct wl_client *client, struct wl_resource *resource) {
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wl_resource_destroy(resource);
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}
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static void surface_attach(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *buffer, int32_t sx, int32_t sy) {
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struct wlr_surface *surface = wl_resource_get_user_data(resource);
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surface->pending_buffer = buffer;
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surface->pending_attached = true;
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}
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static void surface_damage(struct wl_client *client,
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struct wl_resource *resource,
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int32_t x, int32_t y, int32_t width, int32_t height) {
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wlr_log(L_DEBUG, "TODO: surface damage");
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}
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static void surface_frame(struct wl_client *client,
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struct wl_resource *resource, uint32_t callback) {
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wlr_log(L_DEBUG, "TODO: surface frame");
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}
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static void surface_set_opaque_region(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *region_resource) {
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wlr_log(L_DEBUG, "TODO: surface opaque region");
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}
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static void surface_set_input_region(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *region_resource) {
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wlr_log(L_DEBUG, "TODO: surface input region");
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}
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static void surface_commit(struct wl_client *client,
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struct wl_resource *resource) {
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struct wlr_surface *surface = wl_resource_get_user_data(resource);
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// apply pending state
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if (surface->pending_attached) {
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surface->attached = surface->pending_buffer;
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if (surface->pending_buffer) {
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struct wl_shm_buffer *buffer = wl_shm_buffer_get(surface->pending_buffer);
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if (!buffer) {
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wlr_log(L_INFO, "Unknown buffer handle attached");
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} else {
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uint32_t format = wl_shm_buffer_get_format(buffer);
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wlr_texture_upload_shm(surface->texture, format, buffer);
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}
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}
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}
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// reset pending state
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surface->pending_buffer = NULL;
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surface->pending_attached = false;
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wl_signal_emit(&surface->signals.commit, surface);
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}
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static void surface_set_buffer_transform(struct wl_client *client,
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struct wl_resource *resource, int transform) {
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wlr_log(L_DEBUG, "TODO: surface surface buffer transform");
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}
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static void surface_set_buffer_scale(struct wl_client *client,
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struct wl_resource *resource,
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int32_t scale) {
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wlr_log(L_DEBUG, "TODO: surface set buffer scale");
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}
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static void surface_damage_buffer(struct wl_client *client,
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struct wl_resource *resource,
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int32_t x, int32_t y, int32_t width,
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int32_t height) {
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wlr_log(L_DEBUG, "TODO: surface damage buffer");
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}
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const struct wl_surface_interface surface_interface = {
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surface_destroy,
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surface_attach,
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surface_damage,
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surface_frame,
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surface_set_opaque_region,
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surface_set_input_region,
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surface_commit,
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surface_set_buffer_transform,
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surface_set_buffer_scale,
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surface_damage_buffer
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};
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static void destroy_surface(struct wl_resource *resource) {
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struct wlr_surface *surface = wl_resource_get_user_data(resource);
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wl_signal_emit(&surface->signals.destroy, surface);
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wlr_texture_destroy(surface->texture);
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free(surface);
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}
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struct wlr_surface *wlr_surface_create(struct wl_resource *res,
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struct wlr_renderer *renderer) {
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struct wlr_surface *surface = calloc(1, sizeof(struct wlr_surface));
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surface->texture = wlr_render_texture_init(renderer);
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surface->resource = res;
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wl_signal_init(&surface->signals.commit);
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wl_signal_init(&surface->signals.destroy);
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wl_resource_set_implementation(res, &surface_interface,
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surface, destroy_surface);
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return surface;
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}
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