From 28736c578701393f35cac2bd2ad49de18d7f879e Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Wed, 28 Jun 2017 18:23:49 -0400
Subject: Move example -> examples

And the compositor example into its own directory
---
 examples/simple.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 examples/simple.c

(limited to 'examples/simple.c')

diff --git a/examples/simple.c b/examples/simple.c
new file mode 100644
index 00000000..4bbdf399
--- /dev/null
+++ b/examples/simple.c
@@ -0,0 +1,52 @@
+#define _POSIX_C_SOURCE 199309L
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <inttypes.h>
+#include <wayland-server.h>
+#include <GLES2/gl2.h>
+#include <wlr/backend.h>
+#include <wlr/session.h>
+#include <wlr/types/wlr_output.h>
+#include <xkbcommon/xkbcommon.h>
+#include "shared.h"
+
+struct sample_state {
+	float color[3];
+	int dec;
+};
+
+void handle_output_frame(struct output_state *output, struct timespec *ts) {
+	struct compositor_state *state = output->compositor;
+	struct sample_state *sample = state->data;
+
+	long ms = (ts->tv_sec - state->last_frame.tv_sec) * 1000 +
+		(ts->tv_nsec - state->last_frame.tv_nsec) / 1000000;
+	int inc = (sample->dec + 1) % 3;
+
+	sample->color[inc] += ms / 2000.0f;
+	sample->color[sample->dec] -= ms / 2000.0f;
+
+	if (sample->color[sample->dec] < 0.0f) {
+		sample->color[inc] = 1.0f;
+		sample->color[sample->dec] = 0.0f;
+		sample->dec = inc;
+	}
+
+	glClearColor(sample->color[0], sample->color[1], sample->color[2], 1.0);
+	glClear(GL_COLOR_BUFFER_BIT);
+}
+
+int main() {
+	struct sample_state state = {
+		.color = { 1.0, 0.0, 0.0 },
+		.dec = 0,
+	};
+	struct compositor_state compositor = { 0,
+		.data = &state,
+		.output_frame_cb = handle_output_frame,
+	};
+	compositor_init(&compositor);
+	compositor_run(&compositor);
+}
-- 
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