import { GPURenderer, RenderPipeline, Vec2Buffer } from "xgpu";

import { Sample } from "./Sample";

export class HelloTriangle_Sample extends Sample {

protected async start(renderer: GPURenderer): Promise<void> {

const pipeline: RenderPipeline = new RenderPipeline();

pipeline.initFromObject({

position: new Vec2Buffer([

[0.0, 0.5],

[-0.5, -0.5],

[0.5, -0.5]

]),

vertexShader: `output.position = vec4(position,0.0,1.0);`,

fragmentShader: `output.color = vec4(1.0,0.0,0.0,1.0);`

})

renderer.addPipeline(pipeline);

}

}