Example #1
0
func drawCells() {

	if input.Zoom > 0 {
		gl.PointSize(gl.Float(float64(Width) / float64(*flagSize) * input.Zoom))
	}

	gl.Color4f(1, 1, 1, 1)
	gl.Enable(gl.POINT_SMOOTH)
	gl.Begin(gl.POINTS)

	for i, j := 0, 0; i < (life.Size * life.Size); i, j = i+life.Size, j+1 {
		for k, v := range life.Cells[i : i+life.Size] {
			if v {
				gl.Vertex2f(gl.Float(k), gl.Float(j))
			}
		}
	}

	gl.End()
	gl.Disable(gl.POINT_SMOOTH)
}
Example #2
0
func main() {
	RunGame(Title, Width*Scale, Height*Scale, func() {
		gl.PointSize(1.0 * Scale)

		x := 0
		y := 0
		dcolor := WHITE
		glfw.SetMouseButtonCallback(func(button, state int) {
			dcolor += 1
			if dcolor > BLUE {
				dcolor = WHITE
			}
		})
		glfw.SetMousePosCallback(func(mx, my int) {
			mx /= Scale
			my /= Scale
			if mx >= Width || my >= Height || mx < 0 || my < 0 {
				return
			}
			x = mx
			y = my
			if matrix != nil && dcolor != WHITE {
				(*matrix)[x][y].Color = dcolor
				(*matrix)[x][y].Intensity = 10
			}
		})
		glfw.SetKeyCallback(func(key, state int) {
			matrix = makeMatrix(Width, Height)
		})
		matrix = makeMatrix(Width, Height)
	}, func() {
		matrix = NextMatrix(Width, Height, matrix)
		gl.Begin(gl.POINTS)
		drawMatrix(matrix, Scale, Scale)
		gl.End()
	})
}