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input.rs

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use processing_glfw::GlfwContext;

use processing::prelude::*;

use processing_render::render::command::DrawCommand;

fn main() {

match sketch() {

Ok(_) => {

eprintln!("Sketch completed successfully");

exit(0).unwrap();

}

Err(e) => {

eprintln!("Sketch error: {:?}", e);

exit(1).unwrap();

}

};

}

fn sketch() -> error::Result<()> {

let width = 400;

let height = 400;

let mut glfw_ctx = GlfwContext::new(width, height, false)?;

init(Config::default())?;

let surface = glfw_ctx.create_surface(width, height, false)?;

let graphics = graphics_create(surface, width, height, TextureFormat::Rgba16Float)?;

while glfw_ctx.poll_events() {

graphics_begin_draw(graphics)?;

let mx = input_mouse_x(surface)?;

let my = input_mouse_y(surface)?;

graphics_record_command(

graphics,

DrawCommand::BackgroundColor(bevy::color::Color::srgb(0.15, 0.15, 0.2)),

)?;

if input_mouse_is_pressed()? {

graphics_record_command(

graphics,

DrawCommand::Fill(bevy::color::Color::srgb(0.25, 0.15, 0.2)),

)?;

}

if input_mouse_is_pressed()? {

graphics_record_command(

graphics,

DrawCommand::Fill(bevy::color::Color::srgb(0.55, 0.25, 0.2)),

)?;

}

graphics_record_command(

graphics,

DrawCommand::Rect {

x: mx - 25.0,

y: my - 25.0,

w: 50.0,

h: 50.0,

radii: [0.0; 4],

)?;

if input_key_is_pressed()? && input_key_is_down(KeyCode::Escape)? {

break;

}

graphics_end_draw(graphics)?;

}

Ok(())

}