diff options
author | Drew DeVault <sir@cmpwn.com> | 2017-05-07 12:26:48 -0400 |
---|---|---|
committer | Drew DeVault <sir@cmpwn.com> | 2017-05-07 12:26:48 -0400 |
commit | 00931f2f8fa4098c5e70b5ececd6d2dcb8786f90 (patch) | |
tree | 45d3e79648d601161f483d3f66ac960851ba233f /example | |
parent | 15b1ce9e6ced22a90ab0df7a6b86c6d35c40ca93 (diff) |
Generalize output handling
Diffstat (limited to 'example')
-rw-r--r-- | example/CMakeLists.txt | 8 | ||||
-rw-r--r-- | example/example-drm.c | 124 | ||||
-rw-r--r-- | example/main.c | 142 |
3 files changed, 128 insertions, 146 deletions
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt index 29a77675..f619b97f 100644 --- a/example/CMakeLists.txt +++ b/example/CMakeLists.txt @@ -8,13 +8,5 @@ add_executable(example target_link_libraries(example wlr-backend -) - -add_executable(example-drm - example-drm.c -) - -target_link_libraries(example-drm - wlr-backend wlr-session ) diff --git a/example/example-drm.c b/example/example-drm.c deleted file mode 100644 index 2e33e039..00000000 --- a/example/example-drm.c +++ /dev/null @@ -1,124 +0,0 @@ -#define _POSIX_C_SOURCE 199309L -#include <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <wayland-server.h> -#include <GLES3/gl3.h> - -#include <wlr/backend/drm.h> -#include <wlr/session.h> - -struct state { - float color[3]; - int dec; - - struct timespec last_frame; - - struct wl_listener output_add; - struct wl_listener output_remove; - struct wl_listener output_frame; -}; - -void output_add(struct wl_listener *listener, void *data) { - struct wlr_drm_output *out = data; - fprintf(stderr, "Output '%s' added\n", wlr_drm_output_get_name(out)); - - size_t num_modes; - struct wlr_drm_mode *modes = wlr_drm_output_get_modes(out, &num_modes); - - wlr_drm_output_modeset(out, &modes[0]); -} - -void output_remove(struct wl_listener *listener, void *data) { - struct wlr_drm_output *out = data; - fprintf(stderr, "Output '%s' removed\n", wlr_drm_output_get_name(out)); -} - -void output_frame(struct wl_listener *listener, void *data) { - struct wlr_drm_output *out = data; - struct state *s = wl_container_of(listener, s, output_frame); - - struct timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - - long ms = (now.tv_sec - s->last_frame.tv_sec) * 1000 + - (now.tv_nsec - s->last_frame.tv_nsec) / 1000000; - int inc = (s->dec + 1) % 3; - - s->color[inc] += ms / 2000.0f; - s->color[s->dec] -= ms / 2000.0f; - - if (s->color[s->dec] < 0.0f) { - s->color[inc] = 1.0f; - s->color[s->dec] = 0.0f; - - s->dec = inc; - } - - s->last_frame = now; - - wlr_drm_output_begin(out); - - glClearColor(s->color[0], s->color[1], s->color[2], 1.0); - glClear(GL_COLOR_BUFFER_BIT); - - wlr_drm_output_end(out); -} - -int timer_done(void *data) { - *(bool *)data = true; - return 1; -} - -int main() { - if (getenv("DISPLAY")) { - fprintf(stderr, "Detected that X is running. Run this in its own virtual terminal.\n"); - return 1; - } else if (getenv("WAYLAND_DISPLAY")) { - fprintf(stderr, "Detected that Wayland is running. Run this in its own virtual terminal.\n"); - return 1; - } - - struct state state = { - .color = { 1.0, 0.0, 0.0 }, - .dec = 0, - .output_add = { .notify = output_add }, - .output_remove = { .notify = output_remove }, - .output_frame = { .notify = output_frame }, - }; - - wl_list_init(&state.output_add.link); - wl_list_init(&state.output_remove.link); - wl_list_init(&state.output_frame.link); - clock_gettime(CLOCK_MONOTONIC, &state.last_frame); - - struct wl_display *display = wl_display_create(); - struct wl_event_loop *event_loop = wl_display_get_event_loop(display); - - struct wlr_session *session = wlr_session_start(); - if (!session) { - return 1; - } - - struct wlr_backend *wlr = wlr_drm_backend_create(display, session); - wl_signal_add(&wlr->events.output_add, &state.output_add); - wl_signal_add(&wlr->events.output_remove, &state.output_remove); - wl_signal_add(&wlr->events.output_frame, &state.output_frame); - if (!wlr || !wlr_backend_init(wlr)) { - return 1; - } - - bool done = false; - struct wl_event_source *timer = wl_event_loop_add_timer(event_loop, - timer_done, &done); - - wl_event_source_timer_update(timer, 5000); - - while (!done) { - wl_event_loop_dispatch(event_loop, 0); - } - - wl_event_source_remove(timer); - wlr_backend_destroy(wlr); - wl_display_destroy(display); -} diff --git a/example/main.c b/example/main.c index 4240b9e3..2c168d98 100644 --- a/example/main.c +++ b/example/main.c @@ -1,19 +1,133 @@ -#define _POSIX_C_SOURCE 200112L +#define _POSIX_C_SOURCE 199309L +#include <stdio.h> #include <stdlib.h> -#include <wlr/backend.h> -#include <wlr/backend/wayland.h> +#include <time.h> #include <wayland-server.h> +#include <GLES3/gl3.h> +#include <wlr/backend/drm.h> +#include <wlr/session.h> +#include <wlr/common/list.h> -int main(int argc, char **argv) { - // TODO: Move this stuff to a wlr backend selector function - char *_wl_display = getenv("WAYLAND_DISPLAY"); - if (_wl_display) { - unsetenv("WAYLAND_DISPLAY"); - setenv("_WAYLAND_DISPLAY", _wl_display, 1); +struct state { + float color[3]; + int dec; + struct timespec last_frame; + struct wl_listener output_add; + struct wl_listener output_remove; + list_t *outputs; +}; + +struct output_state { + struct wlr_output *output; + struct state *state; + struct wl_listener frame; +}; + +void output_frame(struct wl_listener *listener, void *data) { + struct wlr_output *output = data; + struct output_state *ostate = wl_container_of( + listener, ostate, frame); + struct state *s = ostate->state; + + struct timespec now; + clock_gettime(CLOCK_MONOTONIC, &now); + + long ms = (now.tv_sec - s->last_frame.tv_sec) * 1000 + + (now.tv_nsec - s->last_frame.tv_nsec) / 1000000; + int inc = (s->dec + 1) % 3; + + s->color[inc] += ms / 2000.0f; + s->color[s->dec] -= ms / 2000.0f; + + if (s->color[s->dec] < 0.0f) { + s->color[inc] = 1.0f; + s->color[s->dec] = 0.0f; + + s->dec = inc; + } + + s->last_frame = now; + + wlr_drm_output_begin(output); + + glClearColor(s->color[0], s->color[1], s->color[2], 1.0); + glClear(GL_COLOR_BUFFER_BIT); + + wlr_drm_output_end(output); +} + +void output_add(struct wl_listener *listener, void *data) { + struct wlr_output *output = data; + struct state *state = wl_container_of(listener, state, output_add); + fprintf(stderr, "Output '%s' added\n", output->name); + wlr_output_set_mode(output, output->modes->items[0]); + struct output_state *ostate = calloc(1, sizeof(struct output_state)); + ostate->output = output; + ostate->state = state; + ostate->frame.notify = output_frame; + wl_list_init(&ostate->frame.link); + wl_signal_add(&output->events.frame, &ostate->frame); + list_add(state->outputs, ostate); +} + +void output_remove(struct wl_listener *listener, void *data) { + struct wlr_output *output = data; + fprintf(stderr, "Output '%s' removed\n", output->name); + // TODO: remove signal from state->output_frame +} + +int timer_done(void *data) { + *(bool *)data = true; + return 1; +} + +int main() { + if (getenv("DISPLAY")) { + fprintf(stderr, "Detected that X is running. Run this in its own virtual terminal.\n"); + return 1; + } else if (getenv("WAYLAND_DISPLAY")) { + fprintf(stderr, "Detected that Wayland is running. Run this in its own virtual terminal.\n"); + return 1; + } + + struct state state = { + .color = { 1.0, 0.0, 0.0 }, + .dec = 0, + .output_add = { .notify = output_add }, + .output_remove = { .notify = output_remove }, + .outputs = list_create(), + }; + + wl_list_init(&state.output_add.link); + wl_list_init(&state.output_remove.link); + clock_gettime(CLOCK_MONOTONIC, &state.last_frame); + + struct wl_display *display = wl_display_create(); + struct wl_event_loop *event_loop = wl_display_get_event_loop(display); + + struct wlr_session *session = wlr_session_start(); + if (!session) { + return 1; + } + + struct wlr_backend *wlr = wlr_drm_backend_create(display, session); + wl_signal_add(&wlr->events.output_add, &state.output_add); + wl_signal_add(&wlr->events.output_remove, &state.output_remove); + if (!wlr || !wlr_backend_init(wlr)) { + return 1; + } + + bool done = false; + struct wl_event_source *timer = wl_event_loop_add_timer(event_loop, + timer_done, &done); + + wl_event_source_timer_update(timer, 5000); + + while (!done) { + wl_event_loop_dispatch(event_loop, 0); } - struct wl_display *wl_display = wl_display_create(); - struct wlr_wl_backend *backend = wlr_wl_backend_init(wl_display, 1); - wlr_wl_backend_free(backend); - wl_display_destroy(wl_display); - return 0; + + wl_event_source_remove(timer); + wlr_backend_destroy(wlr); + wl_display_destroy(display); } |