package primitives

import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.extra.shapes.primitives.grid

fun main() = application {
    configure {
        width = 800
        height = 800
    }
    program {
        extend {
            drawer.fill = ColorRGBa.WHITE.opacify(0.25)
            drawer.stroke = ColorRGBa.PINK

            // Notice the negative gutter in this grid. It creates an
            // overlap between the resulting rectangles.
            val grid = drawer.bounds.grid(8, 4, 20.0, 20.0, -20.0, -20.0)
            for (cell in grid.flatten()) {
                drawer.rectangle(cell)
                drawer.lineSegment(cell.position(0.0, 0.0), cell.position(1.0, 1.0))
            }
        }
    }
}