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kenjiSpecial/main.js

Created August 25, 2019 02:13
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rendering simple plane
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main.js
gl.useProgram(program)
gl.bindBuffer(gl.ARRAY_BUFFER, gl.createBuffer());
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ -1,-1, 1,-1, -1, 1, 1, 1]), gl.STATIC_DRAW);
var positionLocation = gl.getAttribLocation(program, "position");
gl.enableVertexAttribArray(positionLocation);
gl.vertexAttribPointer(positionLocation, 2, gl.FLOAT, false, 0, 0);
gl.drawArrays(gl.TRIANGLE_STRIP, 0, 4);
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