-extern crate image;
-extern crate libxm;
-extern crate sdl2;
-
-//use cgmath::prelude::*;
-use cgmath::{Euler, Matrix4, Rad, Vector3};
-use cube::Cube;
-use glium::{DisplayBuild, Surface};
-use glutin::ElementState::Pressed;
-use glutin::Event::KeyboardInput;
-use glutin::VirtualKeyCode;
-
-mod bounding_box;
-mod cube;
-mod mandelwow;
-mod sound;
-mod support;
-
-fn screenshot(display : &glium::Display) {
- let image: glium::texture::RawImage2d<u8> = display.read_front_buffer();
- let image = image::ImageBuffer::from_raw(image.width, image.height, image.data.into_owned()).unwrap();
- let image = image::DynamicImage::ImageRgba8(image).flipv();
- let mut output = std::fs::File::create(&std::path::Path::new("screenshot.png")).unwrap();
- image.save(&mut output, image::ImageFormat::PNG).unwrap();
+
+use cgmath::{Euler, Matrix4, Rad, SquareMatrix, Vector3, Vector4, Zero};
+use cgmath::conv::array4x4;
+use glium::{Surface};
+use glium::glutin::WindowEvent::KeyboardInput;
+use glium::glutin::VirtualKeyCode;
+use mandelwow_lib::*;
+use std::f32::consts::PI;
+use timer::Timer;
+
+#[cfg(target_os = "emscripten")]
+use std::os::raw::{c_int, c_void};
+
+fn gl_info(display : &glium::Display) {
+ if cfg!(feature = "logging") {
+ let version = *display.get_opengl_version();
+ let api = match version {
+ glium::Version(glium::Api::Gl, _, _) => "OpenGL",
+ glium::Version(glium::Api::GlEs, _, _) => "OpenGL ES"
+ };
+ println!("{} context verson: {}", api, display.get_opengl_version_string());
+ }
+}
+
+#[cfg(target_os = "emscripten")]
+#[allow(non_camel_case_types)]
+type em_callback_func = unsafe extern fn();
+#[cfg(target_os = "emscripten")]
+extern {
+ fn emscripten_set_main_loop(func : em_callback_func, fps : c_int, simulate_infinite_loop : c_int);
+}
+
+#[cfg(target_os = "emscripten")]
+thread_local!(static MAIN_LOOP_CALLBACK: std::cell::RefCell<*mut c_void> =
+ std::cell::RefCell::new(std::ptr::null_mut()));
+
+#[cfg(target_os = "emscripten")]
+pub fn set_main_loop_callback<F>(callback : F) where F : FnMut() -> support::Action {
+ MAIN_LOOP_CALLBACK.with(|log| {
+ *log.borrow_mut() = &callback as *const _ as *mut c_void;
+ });
+
+ unsafe { emscripten_set_main_loop(wrapper::<F>, 0, 1); }
+
+ unsafe extern "C" fn wrapper<F>() where F : FnMut() -> support::Action {
+ MAIN_LOOP_CALLBACK.with(|z| {
+ let closure = *z.borrow_mut() as *mut F;
+ (*closure)();
+ });
+ }
+}
+
+#[cfg(not(target_os = "emscripten"))]
+pub fn set_main_loop_callback<F>(callback : F) where F : FnMut() -> support::Action {
+ support::start_loop(callback);