20 lines
517 B
JavaScript
20 lines
517 B
JavaScript
function main(next) {
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const canvas = document.querySelector("canvas");
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// Initialize the GL context
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const gl = canvas.getContext("webgl");
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// Only continue if WebGL is available and working
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if (gl === null) {
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alert(
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"Unable to initialize WebGL. Your browser or machine may not support it."
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);
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return;
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}
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// Set clear color to black, fully opaque
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gl.clearColor(0.0, 0.0, 0.0, 1.0);
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// Clear the color buffer with specified clear color
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gl.clear(gl.COLOR_BUFFER_BIT);
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next();
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}
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