pixi.js/lib/rendering/renderers/gl/shader/program/getUboData.js

PixiJS — The HTML5 Creation Engine =============

'use strict';

"use strict";
function getUboData(program, gl) {
  if (!gl.ACTIVE_UNIFORM_BLOCKS)
    return {};
  const uniformBlocks = {};
  const totalUniformsBlocks = gl.getProgramParameter(program, gl.ACTIVE_UNIFORM_BLOCKS);
  for (let i = 0; i < totalUniformsBlocks; i++) {
    const name = gl.getActiveUniformBlockName(program, i);
    const uniformBlockIndex = gl.getUniformBlockIndex(program, name);
    const size = gl.getActiveUniformBlockParameter(program, i, gl.UNIFORM_BLOCK_DATA_SIZE);
    uniformBlocks[name] = {
      name,
      index: uniformBlockIndex,
      size
    };
  }
  return uniformBlocks;
}

exports.getUboData = getUboData;
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