elias/imgui-rs
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dbr 2023-01-05 10:41:03 +10:30
parent 2a5ffdfc3f
commit 81f8e0b48a
1 changed files with 40 additions and 40 deletions
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80
imgui-glium-renderer/examples/glium_01_basic.rs
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@ -12,55 +12,56 @@ fn main() {
let (mut winit_platform, mut imgui_context) = imgui_init(&display);
// Create renderer from this crate
let mut renderer = imgui_glium_renderer::Renderer::init(&mut imgui_context, &display).expect("Failed to initialize renderer");
let mut renderer = imgui_glium_renderer::Renderer::init(&mut imgui_context, &display)
.expect("Failed to initialize renderer");
// Timer for FPS calculation
let mut last_frame = std::time::Instant::now();
// Standard winit event loop
event_loop.run(move |event, _, control_flow| match event {
Event::NewEvents(_) => {
let now = std::time::Instant::now();
imgui_context.io_mut().update_delta_time(now - last_frame);
last_frame = now;
}
Event::MainEventsCleared => {
let gl_window = display.gl_window();
winit_platform
.prepare_frame(imgui_context.io_mut(), gl_window.window())
.expect("Failed to prepare frame");
gl_window.window().request_redraw();
}
Event::RedrawRequested(_) => {
// Create frame for the all important `&imgui::Ui`
let ui = imgui_context.frame();
Event::NewEvents(_) => {
let now = std::time::Instant::now();
imgui_context.io_mut().update_delta_time(now - last_frame);
last_frame = now;
}
Event::MainEventsCleared => {
let gl_window = display.gl_window();
winit_platform
.prepare_frame(imgui_context.io_mut(), gl_window.window())
.expect("Failed to prepare frame");
gl_window.window().request_redraw();
}
Event::RedrawRequested(_) => {
// Create frame for the all important `&imgui::Ui`
let ui = imgui_context.frame();
// Draw our example content
ui.show_demo_window(&mut true);
// Draw our example content
ui.show_demo_window(&mut true);
// Setup for drawing
let gl_window = display.gl_window();
let mut target = display.draw();
// Setup for drawing
let gl_window = display.gl_window();
let mut target = display.draw();
// Renderer doesn't automatically clear window
target.clear_color_srgb(1.0, 1.0, 1.0, 1.0);
// Renderer doesn't automatically clear window
target.clear_color_srgb(1.0, 1.0, 1.0, 1.0);
// Perform rendering
winit_platform.prepare_render(ui, gl_window.window());
let draw_data = imgui_context.render();
renderer
.render(&mut target, draw_data)
.expect("Rendering failed");
target.finish().expect("Failed to swap buffers");
}
Event::WindowEvent {
event: WindowEvent::CloseRequested,
..
} => *control_flow = ControlFlow::Exit,
event => {
let gl_window = display.gl_window();
winit_platform.handle_event(imgui_context.io_mut(), gl_window.window(), &event);
}
// Perform rendering
winit_platform.prepare_render(ui, gl_window.window());
let draw_data = imgui_context.render();
renderer
.render(&mut target, draw_data)
.expect("Rendering failed");
target.finish().expect("Failed to swap buffers");
}
Event::WindowEvent {
event: WindowEvent::CloseRequested,
..
} => *control_flow = ControlFlow::Exit,
event => {
let gl_window = display.gl_window();
winit_platform.handle_event(imgui_context.io_mut(), gl_window.window(), &event);
}
});
}
@ -76,7 +77,6 @@ fn create_window() -> (EventLoop<()>, glium::Display) {
(event_loop, display)
}
fn imgui_init(display: &glium::Display) -> (imgui_winit_support::WinitPlatform, imgui::Context) {
let mut imgui_context = imgui::Context::create();
imgui_context.set_ini_filename(None);