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Examples now using a support module to draw

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This commit is contained in:
Tomaka17 2014-09-12 08:50:54 +02:00
parent 6b834baeda
commit 3cad622ee8
5 changed files with 47 additions and 49 deletions
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3
Cargo.toml
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@ -12,6 +12,3 @@ git = "https://github.com/tomaka/android-rs-glue"
[dev-dependencies.gl_generator]
git = "https://github.com/bjz/gl-rs"
[dev-dependencies.gl]
git = "https://github.com/bjz/gl-rs"

22
examples/fullscreen.rs
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@ -1,15 +1,16 @@
#![feature(phase)]
#![feature(tuple_indexing)]
#[cfg(target_os = "android")]
#[phase(plugin, link)]
extern crate android_glue;
extern crate gl;
extern crate gl_init;
extern crate libc;
use std::io::stdio::stdin;
mod support;
#[cfg(target_os = "android")]
android_start!(main)
@ -38,24 +39,11 @@ fn main() {
unsafe { window.make_current() };
gl::load_with(|symbol| window.get_proc_address(symbol));
let version = {
use std::c_str::CString;
unsafe { CString::new(gl::GetString(gl::VERSION) as *const i8, false) }
};
println!("OpenGL version {}", version.as_str().unwrap());
{
let win_size = window.get_inner_size().unwrap();
gl::Viewport(0, 0, win_size.val0() as libc::c_int, win_size.val1() as libc::c_int);
}
gl::ClearColor(0.0, 1.0, 0.0, 1.0);
let context = support::load(&window);
while !window.is_closed() {
gl::Clear(gl::COLOR_BUFFER_BIT);
context.draw_frame((0.0, 1.0, 0.0, 1.0));
window.swap_buffers();
println!("{}", window.wait_events().collect::<Vec<gl_init::Event>>());

16
examples/multiwindow.rs
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@ -1,12 +1,13 @@
#![feature(phase)]
#![feature(tuple_indexing)]
#[cfg(target_os = "android")]
#[phase(plugin, link)]
extern crate android_glue;
extern crate gl;
extern crate gl_init;
extern crate libc;
mod support;
#[cfg(target_os = "android")]
android_start!(main)
@ -32,17 +33,10 @@ fn main() {
fn run(window: gl_init::Window, color: (f32, f32, f32, f32)) {
unsafe { window.make_current() };
gl::load_with(|symbol| window.get_proc_address(symbol));
{
let win_size = window.get_inner_size().unwrap();
gl::Viewport(0, 0, win_size.val0() as libc::c_int, win_size.val1() as libc::c_int);
}
gl::ClearColor(color.val0(), color.val1(), color.val2(), color.val3());
let context = support::load(&window);
while !window.is_closed() {
gl::Clear(gl::COLOR_BUFFER_BIT);
context.draw_frame(color);
window.swap_buffers();
window.wait_events().collect::<Vec<gl_init::Event>>();

32
examples/support/mod.rs Normal file
View file

@ -0,0 +1,32 @@
#[phase(plugin)]
extern crate gl_generator;
use gl_init;
mod gl {
generate_gl_bindings!("gl", "core", "4.5", "struct")
}
pub struct Context {
gl: gl::Gl
}
pub fn load(window: &gl_init::Window) -> Context {
let gl = gl::Gl::load_with(|symbol| window.get_proc_address(symbol));
let version = {
use std::c_str::CString;
unsafe { CString::new(gl.GetString(gl::VERSION) as *const i8, false) }
};
println!("OpenGL version {}", version.as_str().unwrap());
Context { gl: gl }
}
impl Context {
pub fn draw_frame(&self, color: (f32, f32, f32, f32)) {
self.gl.ClearColor(color.0, color.1, color.2, color.3);
self.gl.Clear(gl::COLOR_BUFFER_BIT);
}
}

23
examples/window.rs
View file

@ -1,12 +1,13 @@
#![feature(phase)]
#![feature(tuple_indexing)]
#[cfg(target_os = "android")]
#[phase(plugin, link)]
extern crate android_glue;
extern crate gl;
extern crate gl_init;
extern crate libc;
mod support;
#[cfg(target_os = "android")]
android_start!(main)
@ -16,24 +17,10 @@ fn main() {
unsafe { window.make_current() };
gl::load_with(|symbol| window.get_proc_address(symbol));
let version = {
use std::c_str::CString;
unsafe { CString::new(gl::GetString(gl::VERSION) as *const i8, false) }
};
println!("OpenGL version {}", version.as_str().unwrap());
{
let win_size = window.get_inner_size().unwrap();
gl::Viewport(0, 0, win_size.val0() as libc::c_int, win_size.val1() as libc::c_int);
}
gl::ClearColor(0.0, 1.0, 0.0, 1.0);
let context = support::load(&window);
while !window.is_closed() {
gl::Clear(gl::COLOR_BUFFER_BIT);
context.draw_frame((0.0, 1.0, 0.0, 1.0));
window.swap_buffers();
println!("{}", window.wait_events().collect::<Vec<gl_init::Event>>());