hewn 0.1.0-alpha.3

A simple game engine built for educational purposes.
Documentation 
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struct InstancePositionInput {
    @location(5) model_matrix_0: vec4<f32>,
    @location(6) model_matrix_1: vec4<f32>,
    @location(7) model_matrix_2: vec4<f32>,
    @location(8) model_matrix_3: vec4<f32>,
};

struct InstanceColorInput {
    @location(9) model_matrix_0: vec3<f32>,
};


// Vertex shader
struct CameraUniform {
    view_proj: mat4x4<f32>,
};
@group(1) @binding(0)
var<uniform> camera: CameraUniform;

struct VertexInput {
    @location(0) position: vec3<f32>,
};

struct VertexOutput {
    @builtin(position) clip_position: vec4<f32>,
    @location(0) color: vec3<f32>,
};

@vertex
fn vs_main(
    model: VertexInput,
    instance: InstancePositionInput,
    instance_color: InstanceColorInput,
) -> VertexOutput {
    var out: VertexOutput;
    let color = instance_color.model_matrix_0;
    let model_matrix = mat4x4<f32>(
        instance.model_matrix_0,
        instance.model_matrix_1,
        instance.model_matrix_2,
        instance.model_matrix_3,
    );
    out.color = color;
    out.clip_position = camera.view_proj * model_matrix * vec4<f32>(model.position, 1.0);
    return out;
}

// @group(0) @binding(0)
// var t_diffuse: texture_2d<f32>;
// @group(0) @binding(1)
// var s_diffuse: sampler;

@fragment
fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
    return vec4<f32>(in.color, 1.0);
}