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Add first wlr_surface example implementation

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This commit is contained in:
nyorain 2017-08-09 15:33:30 +02:00
parent 6345d6deed
commit 8473c3955c
5 changed files with 155 additions and 90 deletions
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9
examples/compositor/main.c
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@ -14,6 +14,7 @@
#include <wlr/util/log.h> #include <wlr/util/log.h>
#include "shared.h" #include "shared.h"
#include "compositor.h" #include "compositor.h"
#include "wlr_surface.h"
struct sample_state { struct sample_state {
struct wlr_renderer *renderer; struct wlr_renderer *renderer;
@ -32,11 +33,11 @@ void handle_output_frame(struct output_state *output, struct timespec *ts) {
struct wl_resource *_res; struct wl_resource *_res;
float matrix[16]; float matrix[16];
wl_list_for_each(_res, &sample->compositor.surfaces, link) { wl_list_for_each(_res, &sample->compositor.surfaces, link) {
struct wlr_texture *texture = wl_resource_get_user_data(_res); struct wlr_surface *surface = wl_resource_get_user_data(_res);
if (texture->valid) { if (surface->texture->valid) {
wlr_texture_get_matrix(texture, &matrix, wlr_texture_get_matrix(surface->texture, &matrix,
&wlr_output->transform_matrix, 200, 200); &wlr_output->transform_matrix, 200, 200);
wlr_render_with_matrix(sample->renderer, texture, &matrix); wlr_render_with_matrix(sample->renderer, surface->texture, &matrix);
} }
} }

91
examples/compositor/wl_compositor.c
View file

@ -1,90 +1,13 @@
#include <assert.h> #include <assert.h>
#include <stdlib.h>
#include <wayland-server.h> #include <wayland-server.h>
#include <wlr/util/log.h> #include <wlr/util/log.h>
#include "compositor.h" #include "compositor.h"
#include "compositor/wlr_surface.h"
static void surface_destroy(struct wl_client *client, struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void surface_attach(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *buffer_resource, int32_t sx, int32_t sy) {
struct wlr_texture *texture = wl_resource_get_user_data(resource);
struct wl_shm_buffer *buffer = wl_shm_buffer_get(buffer_resource);
uint32_t format = wl_shm_buffer_get_format(buffer);
wlr_texture_upload_shm(texture, format, buffer);
}
static void surface_damage(struct wl_client *client,
struct wl_resource *resource,
int32_t x, int32_t y, int32_t width, int32_t height) {
wlr_log(L_DEBUG, "TODO: surface damage");
}
static void surface_frame(struct wl_client *client,
struct wl_resource *resource, uint32_t callback) {
wlr_log(L_DEBUG, "TODO: surface frame");
}
static void surface_set_opaque_region(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *region_resource) {
wlr_log(L_DEBUG, "TODO: surface opaque region");
}
static void surface_set_input_region(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *region_resource) {
wlr_log(L_DEBUG, "TODO: surface input region");
}
static void surface_commit(struct wl_client *client,
struct wl_resource *resource) {
wlr_log(L_DEBUG, "TODO: surface surface commit");
}
static void surface_set_buffer_transform(struct wl_client *client,
struct wl_resource *resource, int transform) {
wlr_log(L_DEBUG, "TODO: surface surface buffer transform");
}
static void surface_set_buffer_scale(struct wl_client *client,
struct wl_resource *resource,
int32_t scale) {
wlr_log(L_DEBUG, "TODO: surface set buffer scale");
}
static void surface_damage_buffer(struct wl_client *client,
struct wl_resource *resource,
int32_t x, int32_t y, int32_t width,
int32_t height) {
wlr_log(L_DEBUG, "TODO: surface damage buffer");
}
struct wl_surface_interface surface_interface = {
surface_destroy,
surface_attach,
surface_damage,
surface_frame,
surface_set_opaque_region,
surface_set_input_region,
surface_commit,
surface_set_buffer_transform,
surface_set_buffer_scale,
surface_damage_buffer
};
static void destroy_surface(struct wl_resource *resource) {
struct wlr_texture *surface = wl_resource_get_user_data(resource);
wlr_texture_destroy(surface);
}
static void destroy_surface_listener(struct wl_listener *listener, void *data) { static void destroy_surface_listener(struct wl_listener *listener, void *data) {
struct wl_compositor_state *state; struct wl_compositor_state *state;
struct wlr_texture *surface = data; struct wlr_surface *surface = data;
state = wl_container_of(listener, state, destroy_surface_listener); state = wl_container_of(listener, state, destroy_surface_listener);
struct wl_resource *res = NULL; struct wl_resource *res = NULL;
@ -101,13 +24,9 @@ static void wl_compositor_create_surface(struct wl_client *client,
struct wl_compositor_state *state = wl_resource_get_user_data(resource); struct wl_compositor_state *state = wl_resource_get_user_data(resource);
struct wl_resource *surface_resource = wl_resource_create(client, struct wl_resource *surface_resource = wl_resource_create(client,
&wl_surface_interface, wl_resource_get_version(resource), id); &wl_surface_interface, wl_resource_get_version(resource), id);
struct wlr_texture *texture = wlr_render_texture_init(state->renderer); struct wlr_surface *surface = wlr_surface_create(surface_resource, state->renderer);
texture->resource = surface_resource;
wl_resource_set_implementation(surface_resource, &surface_interface,
texture, destroy_surface);
wl_resource_set_user_data(surface_resource, texture);
wl_list_insert(&state->surfaces, wl_resource_get_link(surface_resource)); wl_list_insert(&state->surfaces, wl_resource_get_link(surface_resource));
wl_signal_add(&texture->destroy_signal, &state->destroy_surface_listener); wl_signal_add(&surface->signals.destroy, &state->destroy_surface_listener);
} }
static void wl_compositor_create_region(struct wl_client *client, static void wl_compositor_create_region(struct wl_client *client,

120
examples/compositor/wlr_surface.c Normal file
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@ -0,0 +1,120 @@
#include <assert.h>
#include <stdlib.h>
#include <wayland-server.h>
#include <wlr/util/log.h>
#include <wlr/render/interface.h>
#include "wlr_surface.h"
static void surface_destroy(struct wl_client *client, struct wl_resource *resource) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
wl_signal_emit(&surface->signals.destroy, surface);
wl_resource_destroy(resource);
}
static void surface_attach(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *buffer, int32_t sx, int32_t sy) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
surface->pending_buffer = buffer;
surface->pending_attached = true;
}
static void surface_damage(struct wl_client *client,
struct wl_resource *resource,
int32_t x, int32_t y, int32_t width, int32_t height) {
wlr_log(L_DEBUG, "TODO: surface damage");
}
static void surface_frame(struct wl_client *client,
struct wl_resource *resource, uint32_t callback) {
wlr_log(L_DEBUG, "TODO: surface frame");
}
static void surface_set_opaque_region(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *region_resource) {
wlr_log(L_DEBUG, "TODO: surface opaque region");
}
static void surface_set_input_region(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *region_resource) {
wlr_log(L_DEBUG, "TODO: surface input region");
}
static void surface_commit(struct wl_client *client,
struct wl_resource *resource) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
// apply pending state
if (surface->pending_attached) {
surface->attached = surface->pending_buffer;
if (surface->pending_buffer) {
struct wl_shm_buffer *buffer = wl_shm_buffer_get(surface->pending_buffer);
if (!buffer) {
wlr_log(L_INFO, "Unknown buffer handle attached");
} else {
uint32_t format = wl_shm_buffer_get_format(buffer);
wlr_texture_upload_shm(surface->texture, format, buffer);
}
}
}
// reset pending state
surface->pending_buffer = NULL;
surface->pending_attached = false;
wl_signal_emit(&surface->signals.commit, surface);
}
static void surface_set_buffer_transform(struct wl_client *client,
struct wl_resource *resource, int transform) {
wlr_log(L_DEBUG, "TODO: surface surface buffer transform");
}
static void surface_set_buffer_scale(struct wl_client *client,
struct wl_resource *resource,
int32_t scale) {
wlr_log(L_DEBUG, "TODO: surface set buffer scale");
}
static void surface_damage_buffer(struct wl_client *client,
struct wl_resource *resource,
int32_t x, int32_t y, int32_t width,
int32_t height) {
wlr_log(L_DEBUG, "TODO: surface damage buffer");
}
const struct wl_surface_interface surface_interface = {
surface_destroy,
surface_attach,
surface_damage,
surface_frame,
surface_set_opaque_region,
surface_set_input_region,
surface_commit,
surface_set_buffer_transform,
surface_set_buffer_scale,
surface_damage_buffer
};
static void destroy_surface(struct wl_resource *resource) {
struct wlr_surface *surface = wl_resource_get_user_data(resource);
wl_signal_emit(&surface->signals.destroy, surface);
wlr_texture_destroy(surface->texture);
}
struct wlr_surface *wlr_surface_create(struct wl_resource *res,
struct wlr_renderer *renderer) {
struct wlr_surface *surface = calloc(1, sizeof(struct wlr_surface));
surface->texture = wlr_render_texture_init(renderer);
surface->resource = res;
wl_signal_init(&surface->signals.commit);
wl_signal_init(&surface->signals.destroy);
wl_resource_set_implementation(res, &surface_interface,
surface, destroy_surface);
return surface;
}

24
examples/compositor/wlr_surface.h Normal file
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@ -0,0 +1,24 @@
#ifndef _EXAMPLES_COMPOSITOR_SURFACE_H
#define _EXAMPLES_COMPOSITOR_SURFACE_H
#include <wayland-server.h>
struct wlr_surface {
struct wl_resource *pending_buffer;
bool pending_attached;
bool attached; // whether the surface currently has a buffer attached
struct wlr_texture *texture;
const char *role; // the lifetime-bound role or null
struct wl_resource *resource;
struct {
struct wl_signal destroy;
struct wl_signal commit;
} signals;
};
struct wlr_surface *wlr_surface_create(struct wl_resource *res,
struct wlr_renderer *renderer);
#endif

1
examples/meson.build
View file

@ -12,6 +12,7 @@ compositor_src = [
'compositor/main.c', 'compositor/main.c',
'compositor/wl_compositor.c', 'compositor/wl_compositor.c',
'compositor/wl_shell.c', 'compositor/wl_shell.c',
'compositor/wlr_surface.c',
] ]
executable('compositor', compositor_src, dependencies: dep_wlr, link_with: lib_shared) executable('compositor', compositor_src, dependencies: dep_wlr, link_with: lib_shared)