arreliny-term 0.1.1

A simple terminal for keeping multiple shells in one window
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struct VertexInput {
    @location(0) position: vec2<f32>,
    @location(1) uv: vec2<f32>,
    @location(2) color: vec4<f32>,
    @location(3) mode: f32,
}

struct VertexOutput {
    @builtin(position) position: vec4<f32>,
    @location(0) uv: vec2<f32>,
    @location(1) color: vec4<f32>,
    @location(2) @interpolate(flat) mode: f32,
}

@group(0) @binding(0)
var atlas: texture_2d<f32>;

@group(0) @binding(1)
var atlas_sampler: sampler;

@vertex
fn vs_main(input: VertexInput) -> VertexOutput {
    var output: VertexOutput;
    output.position = vec4<f32>(input.position, 0.0, 1.0);
    output.uv = input.uv;
    output.color = input.color;
    output.mode = input.mode;
    return output;
}

@fragment
fn fs_main(input: VertexOutput) -> @location(0) vec4<f32> {
    let sample = textureSampleLevel(atlas, atlas_sampler, input.uv, 0.0);
    if input.mode > 1.5 {
        return sample;
    }
    if input.mode > 0.5 {
        return vec4<f32>(input.color.rgb * sample.rgb, input.color.a * sample.a);
    }
    return vec4<f32>(input.color.rgb * sample.a, input.color.a * sample.a);
}