diff --git a/examples/compositor.h b/examples/compositor.h index 4773b83d..abe1a743 100644 --- a/examples/compositor.h +++ b/examples/compositor.h @@ -1,14 +1,18 @@ #ifndef _EXAMPLE_COMPOSITOR_H #define _EXAMPLE_COMPOSITOR_H #include +#include struct wl_compositor_state { struct wl_global *wl_global; struct wl_list wl_resources; + struct wlr_renderer *renderer; + struct wl_list surfaces; + struct wl_listener destroy_surface_listener; }; void wl_compositor_init(struct wl_display *display, - struct wl_compositor_state *state); + struct wl_compositor_state *state, struct wlr_renderer *renderer); struct wl_shell_state { struct wl_global *wl_global; diff --git a/examples/compositor/main.c b/examples/compositor/main.c index 6a689669..e13fda24 100644 --- a/examples/compositor/main.c +++ b/examples/compositor/main.c @@ -11,6 +11,7 @@ #include #include #include +#include #include "shared.h" #include "compositor.h" @@ -27,7 +28,18 @@ void handle_output_frame(struct output_state *output, struct timespec *ts) { wlr_output_make_current(wlr_output); wlr_renderer_begin(sample->renderer, wlr_output); - // TODO: render surfaces + + struct wl_resource *_res; + float matrix[16]; + wl_list_for_each(_res, &sample->compositor.surfaces, link) { + struct wlr_surface *surface = wl_resource_get_user_data(_res); + if (surface->valid) { + wlr_surface_get_matrix(surface, &matrix, + &wlr_output->transform_matrix, 200, 200); + wlr_render_with_matrix(sample->renderer, surface, &matrix); + } + } + wlr_renderer_end(sample->renderer); wlr_output_swap_buffers(wlr_output); } @@ -42,7 +54,7 @@ int main() { state.renderer = wlr_gles2_renderer_init(); wl_display_init_shm(compositor.display); - wl_compositor_init(compositor.display, &state.compositor); + wl_compositor_init(compositor.display, &state.compositor, state.renderer); wl_shell_init(compositor.display, &state.shell); compositor_run(&compositor); diff --git a/examples/compositor/wl_compositor.c b/examples/compositor/wl_compositor.c index 0cd73afb..c9dfda56 100644 --- a/examples/compositor/wl_compositor.c +++ b/examples/compositor/wl_compositor.c @@ -3,13 +3,121 @@ #include #include "compositor.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_surface *surface = 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_surface_attach_shm(surface, 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_surface *surface = wl_resource_get_user_data(resource); + wlr_surface_destroy(surface); +} + +static void destroy_surface_listener(struct wl_listener *listener, void *data) { + struct wl_compositor_state *state; + struct wlr_surface *surface = data; + state = wl_container_of(listener, state, destroy_surface_listener); + + struct wl_resource *res = NULL, *_res; + wl_list_for_each(_res, &state->surfaces, link) { + if (_res == surface->resource) { + res = _res; + break; + } + } + + if (!res) { + return; + } + + wl_list_remove(&res->link); +} + static void wl_compositor_create_surface(struct wl_client *client, - struct wl_resource *resource, uint32_t id) { - wlr_log(L_DEBUG, "TODO: implement create_surface"); + struct wl_resource *resource, uint32_t id) { + struct wl_compositor_state *state = wl_resource_get_user_data(resource); + struct wl_resource *surface_resource = wl_resource_create(client, + &wl_surface_interface, wl_resource_get_version(resource), id); + struct wlr_surface *surface = wlr_render_surface_init(state->renderer); + surface->resource = surface_resource; + wl_resource_set_implementation(surface_resource, &surface_interface, + surface, destroy_surface); + wl_resource_set_user_data(surface_resource, surface); + wl_list_insert(&state->surfaces, wl_resource_get_link(surface_resource)); + wl_signal_add(&surface->destroy_signal, &state->destroy_surface_listener); } static void wl_compositor_create_region(struct wl_client *client, - struct wl_resource *resource, uint32_t id) { + struct wl_resource *resource, uint32_t id) { wlr_log(L_DEBUG, "TODO: implement create_region"); } @@ -47,9 +155,12 @@ static void wl_compositor_bind(struct wl_client *wl_client, void *_state, } void wl_compositor_init(struct wl_display *display, - struct wl_compositor_state *state) { + struct wl_compositor_state *state, struct wlr_renderer *renderer) { struct wl_global *wl_global = wl_global_create(display, &wl_compositor_interface, 4, state, wl_compositor_bind); state->wl_global = wl_global; + state->renderer = renderer; + state->destroy_surface_listener.notify = destroy_surface_listener; wl_list_init(&state->wl_resources); + wl_list_init(&state->surfaces); } diff --git a/include/wlr/render.h b/include/wlr/render.h index 30648a20..4de2432d 100644 --- a/include/wlr/render.h +++ b/include/wlr/render.h @@ -57,6 +57,8 @@ struct wlr_surface { bool valid; uint32_t format; int width, height; + struct wl_signal destroy_signal; + struct wl_resource *resource; }; /** diff --git a/render/gles2/surface.c b/render/gles2/surface.c index f730a499..33d8b0dc 100644 --- a/render/gles2/surface.c +++ b/render/gles2/surface.c @@ -34,6 +34,35 @@ static bool gles2_surface_attach_pixels(struct wlr_surface_state *surface, return true; } +static bool gles2_surface_attach_shm(struct wlr_surface_state *surface, + uint32_t format, struct wl_shm_buffer *buffer) { + const struct pixel_format *fmt = gl_format_for_wl_format(format); + if (!fmt || !fmt->gl_format) { + wlr_log(L_ERROR, "No supported pixel format for this surface"); + return false; + } + wl_shm_buffer_begin_access(buffer); + uint8_t *pixels = wl_shm_buffer_get_data(buffer); + int width = wl_shm_buffer_get_width(buffer); + int height = wl_shm_buffer_get_height(buffer); + int pitch = wl_shm_buffer_get_stride(buffer) / (fmt->bpp / 8); + surface->wlr_surface->width = width; + surface->wlr_surface->height = height; + surface->wlr_surface->format = format; + surface->pixel_format = fmt; + + GL_CALL(glActiveTexture(GL_TEXTURE0)); + GL_CALL(glGenTextures(1, &surface->tex_id)); + GL_CALL(glBindTexture(GL_TEXTURE_2D, surface->tex_id)); + GL_CALL(glPixelStorei(GL_UNPACK_ROW_LENGTH_EXT, pitch)); + GL_CALL(glTexImage2D(GL_TEXTURE_2D, 0, fmt->gl_format, width, height, 0, + fmt->gl_format, fmt->gl_type, pixels)); + + surface->wlr_surface->valid = true; + wl_shm_buffer_end_access(buffer); + return true; +} + static void gles2_surface_get_matrix(struct wlr_surface_state *surface, float (*matrix)[16], const float (*projection)[16], int x, int y) { struct wlr_surface *_surface = surface->wlr_surface; @@ -55,13 +84,14 @@ static void gles2_surface_bind(struct wlr_surface_state *surface) { } static void gles2_surface_destroy(struct wlr_surface_state *surface) { + wl_signal_emit(&surface->wlr_surface->destroy_signal, surface->wlr_surface); GL_CALL(glDeleteTextures(1, &surface->tex_id)); free(surface); } static struct wlr_surface_impl wlr_surface_impl = { .attach_pixels = gles2_surface_attach_pixels, - // .attach_shm = TODO + .attach_shm = gles2_surface_attach_shm, .get_matrix = gles2_surface_get_matrix, .bind = gles2_surface_bind, .destroy = gles2_surface_destroy, @@ -71,5 +101,6 @@ struct wlr_surface *gles2_surface_init() { struct wlr_surface_state *state = calloc(sizeof(struct wlr_surface_state), 1); struct wlr_surface *surface = wlr_surface_init(state, &wlr_surface_impl); state->wlr_surface = surface; + wl_signal_init(&surface->destroy_signal); return surface; }