Mercurial > molko
view examples/example-trace.c @ 182:f6497ec74b49
core: add alloc module, closes #2512
author | David Demelier <markand@malikania.fr> |
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date | Tue, 27 Oct 2020 16:54:18 +0100 |
parents | aab824406d3d |
children | 133926e08d6e |
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/* * example-trace.c -- example on how to use custom trace handlers * * Copyright (c) 2020 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <core/clock.h> #include <core/core.h> #include <core/event.h> #include <core/sys.h> #include <core/window.h> #include <core/painter.h> #include <core/panic.h> #include <core/trace.h> #include <core/util.h> #include <ui/theme.h> #include <ui/ui.h> #include <adventure/trace_hud.h> #define W 1280 #define H 720 static void init(void) { if (!core_init() || !ui_init()) panic(); if (!window_open("Example - Trace", W, H)) panic(); trace_handler = trace_hud_handler; } static void run(void) { struct clock clock = {0}; clock_start(&clock); for (;;) { union event ev; unsigned int elapsed = clock_elapsed(&clock); clock_start(&clock); while (event_poll(&ev)) { switch (ev.type) { case EVENT_KEYDOWN: switch (ev.key.key) { case KEY_ESCAPE: trace_hud_clear(); break; default: tracef("keydown pressed: %d", ev.key.key); break; } break; case EVENT_CLICKDOWN: tracef("click at %d,%d", ev.click.x, ev.click.y); break; case EVENT_QUIT: return; default: break; } } painter_set_color(0x4f8fbaff); painter_clear(); trace_hud_update(elapsed); trace_hud_draw(); painter_present(); if ((elapsed = clock_elapsed(&clock)) < 20) delay(20 - elapsed); } } static void quit(void) { window_finish(); ui_finish(); core_finish(); } int main(int argc, char **argv) { (void)argc; (void)argv; init(); run(); quit(); }