Function resize

lib/renderbuffer.js:181–212

(w_, h_)

    }

    function resize (w_, h_) {
      var w = w_ | 0
      var h = (h_ | 0) || w

      if (w === renderbuffer.width && h === renderbuffer.height) {
        return reglRenderbuffer
      }

      // check shape
      check(
        w > 0 && h > 0 &&
        w <= limits.maxRenderbufferSize && h <= limits.maxRenderbufferSize,
        'invalid renderbuffer size')

      reglRenderbuffer.width = renderbuffer.width = w
      reglRenderbuffer.height = renderbuffer.height = h

      gl.bindRenderbuffer(GL_RENDERBUFFER, renderbuffer.renderbuffer)
      gl.renderbufferStorage(GL_RENDERBUFFER, renderbuffer.format, w, h)

      check(
        gl.getError() === 0,
        'invalid render buffer format')

      // also, recompute size.
      if (config.profile) {
        renderbuffer.stats.size = getRenderbufferSize(
          renderbuffer.format, renderbuffer.width, renderbuffer.height)
      }

      return reglRenderbuffer
    }

    reglRenderbuffer(a, b)