/* * Copyright © 2011 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include "config.h" #include "compositor.h" WL_EXPORT void weston_view_geometry_dirty(struct weston_view *view) { } WL_EXPORT int weston_log(const char *fmt, ...) { return 0; } WL_EXPORT void weston_view_schedule_repaint(struct weston_view *view) { } WL_EXPORT void weston_compositor_schedule_repaint(struct weston_compositor *compositor) { } int main(int argc, char *argv[]) { const double k = 300.0; const double current = 0.5; const double target = 1.0; const double friction = 1400; struct weston_spring spring; uint32_t time = 0; weston_spring_init(&spring, k, current, target); spring.friction = friction; spring.previous = 0.48; spring.timestamp = 0; while (!weston_spring_done(&spring)) { printf("\t%d\t%f\n", time, spring.current); weston_spring_update(&spring, time); time += 16; } return 0; }