examples: Drop quads

This example is incomparable with the new rendering API. The old one which
we will drop one day.

2 files changed, 0 insertions, 223 deletions

diff --git a/examples/meson.build b/examples/meson.build
index 33216bdb..50248520 100644
--- a/examples/meson.build
+++ b/examples/meson.build
@@ -50,9 +50,6 @@ compositors = {
 		'src': 'fullscreen-shell.c',
 		'proto': ['fullscreen-shell-unstable-v1'],
 	},
-	'quads': {
-		'src': 'quads.c',
-	},
 	'scene-graph': {
 		'src': 'scene-graph.c',
 		'proto': ['xdg-shell'],
diff --git a/examples/quads.c b/examples/quads.c
deleted file mode 100644
index 2b6f5e9b..00000000
--- a/examples/quads.c
+++ /dev/null
@@ -1,220 +0,0 @@
-#define _XOPEN_SOURCE 600
-#include <getopt.h>
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <strings.h>
-#include <time.h>
-#include <unistd.h>
-#include <wayland-server-core.h>
-#include <wlr/backend.h>
-#include <wlr/render/allocator.h>
-#include <wlr/render/wlr_renderer.h>
-#include <wlr/types/wlr_keyboard.h>
-#include <wlr/types/wlr_output.h>
-#include <wlr/types/wlr_input_device.h>
-#include <wlr/types/wlr_matrix.h>
-#include <wlr/util/box.h>
-#include <wlr/util/log.h>
-#include <xkbcommon/xkbcommon.h>
-
-struct sample_state {
-	struct wl_display *display;
-	struct wl_listener new_output;
-	struct wl_listener new_input;
-	struct timespec last_frame;
-	struct wlr_renderer *renderer;
-	struct wlr_allocator *allocator;
-	struct wl_list outputs;
-};
-
-struct sample_output {
-	struct sample_state *sample;
-	struct wlr_output *output;
-	struct wl_listener frame;
-	struct wl_listener destroy;
-	struct wl_list link;
-};
-
-struct sample_keyboard {
-	struct sample_state *sample;
-	struct wlr_keyboard *wlr_keyboard;
-	struct wl_listener key;
-	struct wl_listener destroy;
-};
-
-static void output_frame_notify(struct wl_listener *listener, void *data) {
-	struct sample_output *sample_output = wl_container_of(listener, sample_output, frame);
-	struct sample_state *sample = sample_output->sample;
-	struct wlr_output *wlr_output = sample_output->output;
-	struct timespec now;
-	clock_gettime(CLOCK_MONOTONIC, &now);
-
-	int32_t width, height;
-	wlr_output_effective_resolution(wlr_output, &width, &height);
-
-	wlr_output_attach_render(wlr_output, NULL);
-	wlr_renderer_begin(sample->renderer, wlr_output->width, wlr_output->height);
-	wlr_renderer_clear(sample->renderer, (float[]){0.25f, 0.25f, 0.25f, 1});
-
-	static float rotation = 0.f;
-	for (int y = -128; y < height; y += 128) {
-		for (int x = -128; x < width; x += 128) {
-			struct wlr_box box = {
-				.x = x,
-				.y = y,
-				.width = 128,
-				.height = 128,
-			};
-
-			float color[] = {
-				255.f / x,
-				255.f / y,
-				255.f / (x + y),
-				1.f
-			};
-
-			float matrix[9];
-			wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL,
-					rotation, wlr_output->transform_matrix);
-
-			wlr_render_quad_with_matrix(sample->renderer, color, matrix);
-		}
-	}
-
-	wlr_renderer_end(sample->renderer);
-	wlr_output_commit(wlr_output);
-
-	//TODO rotate with a delta time
-	rotation += 0.05;
-	if (rotation > 2 * M_PI) {
-		rotation = 0.f;
-	}
-
-	sample->last_frame = now;
-}
-
-static void output_remove_notify(struct wl_listener *listener, void *data) {
-	struct sample_output *sample_output = wl_container_of(listener, sample_output, destroy);
-	wl_list_remove(&sample_output->frame.link);
-	wl_list_remove(&sample_output->destroy.link);
-	free(sample_output);
-}
-
-static void new_output_notify(struct wl_listener *listener, void *data) {
-	struct wlr_output *output = data;
-	struct sample_state *sample = wl_container_of(listener, sample, new_output);
-
-	wlr_output_init_render(output, sample->allocator, sample->renderer);
-
-	struct sample_output *sample_output = calloc(1, sizeof(struct sample_output));
-
-	struct wlr_output_mode *mode = wlr_output_preferred_mode(output);
-	if (mode != NULL) {
-		wlr_output_set_mode(output, mode);
-	}
-
-	sample_output->output = output;
-	sample_output->sample = sample;
-	wl_signal_add(&output->events.frame, &sample_output->frame);
-	sample_output->frame.notify = output_frame_notify;
-	wl_signal_add(&output->events.destroy, &sample_output->destroy);
-	sample_output->destroy.notify = output_remove_notify;
-	wl_list_insert(&sample->outputs, &sample_output->link);
-
-	wlr_output_commit(output);
-}
-
-static void keyboard_key_notify(struct wl_listener *listener, void *data) {
-	struct sample_keyboard *keyboard = wl_container_of(listener, keyboard, key);
-	struct sample_state *sample = keyboard->sample;
-	struct wlr_keyboard_key_event *event = data;
-	uint32_t keycode = event->keycode + 8;
-	const xkb_keysym_t *syms;
-	int nsyms = xkb_state_key_get_syms(keyboard->wlr_keyboard->xkb_state,
-			keycode, &syms);
-	for (int i = 0; i < nsyms; i++) {
-		xkb_keysym_t sym = syms[i];
-		if (sym == XKB_KEY_Escape) {
-			wl_display_terminate(sample->display);
-		}
-	}
-}
-
-static void keyboard_destroy_notify(struct wl_listener *listener, void *data) {
-	struct sample_keyboard *keyboard = wl_container_of(listener, keyboard, destroy);
-	wl_list_remove(&keyboard->destroy.link);
-	wl_list_remove(&keyboard->key.link);
-	free(keyboard);
-}
-
-static void new_input_notify(struct wl_listener *listener, void *data) {
-	struct wlr_input_device *device = data;
-	struct sample_state *sample = wl_container_of(listener, sample, new_input);
-	switch (device->type) {
-	case WLR_INPUT_DEVICE_KEYBOARD:;
-		struct sample_keyboard *keyboard = calloc(1, sizeof(struct sample_keyboard));
-		keyboard->wlr_keyboard = wlr_keyboard_from_input_device(device);
-		keyboard->sample = sample;
-		wl_signal_add(&device->events.destroy, &keyboard->destroy);
-		keyboard->destroy.notify = keyboard_destroy_notify;
-		wl_signal_add(&keyboard->wlr_keyboard->events.key, &keyboard->key);
-		keyboard->key.notify = keyboard_key_notify;
-		struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
-		if (!context) {
-			wlr_log(WLR_ERROR, "Failed to create XKB context");
-			exit(1);
-		}
-		struct xkb_keymap *keymap = xkb_map_new_from_names(context, NULL,
-			XKB_KEYMAP_COMPILE_NO_FLAGS);
-		if (!keymap) {
-			wlr_log(WLR_ERROR, "Failed to create XKB keymap");
-			exit(1);
-		}
-		wlr_keyboard_set_keymap(keyboard->wlr_keyboard, keymap);
-		xkb_keymap_unref(keymap);
-		xkb_context_unref(context);
-		break;
-	default:
-		break;
-	}
-}
-
-int main(int argc, char *argv[]) {
-	wlr_log_init(WLR_DEBUG, NULL);
-	struct wl_display *display = wl_display_create();
-	struct sample_state state = {
-		.display = display,
-	};
-	wl_list_init(&state.outputs);
-
-	struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL);
-	if (!wlr) {
-		exit(1);
-	}
-
-	wl_signal_add(&wlr->events.new_output, &state.new_output);
-	state.new_output.notify = new_output_notify;
-	wl_signal_add(&wlr->events.new_input, &state.new_input);
-	state.new_input.notify = new_input_notify;
-	clock_gettime(CLOCK_MONOTONIC, &state.last_frame);
-
-	state.renderer = wlr_renderer_autocreate(wlr);
-	if (!state.renderer) {
-		wlr_log(WLR_ERROR, "Could not start compositor, OOM");
-		wlr_backend_destroy(wlr);
-		exit(EXIT_FAILURE);
-	}
-
-	state.allocator = wlr_allocator_autocreate(wlr, state.renderer);
-
-	if (!wlr_backend_start(wlr)) {
-		wlr_log(WLR_ERROR, "Failed to start backend");
-		wlr_backend_destroy(wlr);
-		exit(1);
-	}
-	wl_display_run(display);
-
-	wl_display_destroy(display);
-}