                 matrixUniforms: app.createUniformBuffer([
                        PicoGL.FLOAT_MAT4,
                        PicoGL.FLOAT_MAT4
                    ]),
                    drawCall: null
                }
            ];

            for (let i = 0, len = boxes.length; i < len; ++i) {
                boxes[i].drawCall = app.createDrawCall(geoProgram, boxArray)
                .uniformBlock("BoxUniforms", boxes[i].matrixUniforms);
            }

            // LIGHT DESCRIPTIONS FOR DRAW PASS
