$cosa = cos($rad);
$sina = sin($rad);
$x = $this->x * $cosa - $this->y * $sina;
$y = $this->x * $sina + $this->y * $cosa;
return new Point3D($x, $y, $this->z);
}
public function project($width, $height, $fov, $viewerDistance)
{
$factor = (double) $fov / ($viewerDistance + $this->z);
$x = $this->x * $factor + $width / 2;
$y = -$this->y * $factor + $height / 2;
return new Point3D($x, $y, $this->z);
}
}
$img_width = CLI\Misc::cols();
$img_height = CLI\Misc::rows();
$width = 0.8;
$height = 0.8;
$depth = 0.8;
$hWidth = $width / 2;
$hHeight = $height / 2;
$hDepth = $depth / 2;
/* Define the 8 vertices of the cube. */
$vertices = array(new Point3D(-$hWidth, $hHeight, -$hDepth), new Point3D($hWidth, $hHeight, -$hDepth), new Point3D($hWidth, -$hHeight, -$hDepth), new Point3D(-$hWidth, -$hHeight, -$hDepth), new Point3D(-$hWidth, $hHeight, $hDepth), new Point3D($hWidth, $hHeight, $hDepth), new Point3D($hWidth, -$hHeight, $hDepth), new Point3D(-$hWidth, -$hHeight, $hDepth));
/* Define the vertices that compose each of the 6 faces. These numbers are
indices to the vertex list defined above. */
$faces = array(array(0, 1, 2, 3), array(1, 5, 6, 2), array(5, 4, 7, 6), array(4, 0, 3, 7), array(0, 4, 5, 1), array(3, 2, 6, 7));
/* Assign random values for the angles that describe the cube orientation. */
$nnn = 0;
while (true) {
CLI\Erase::screen();
<?php
require '__autoload.php';
$func = function ($i, $gap) {
$j = $i / 10;
$size = CLI\Misc::cols() - $gap;
return round(sin($j) * $size / 2 + $size / 2);
};
$cofunc = function ($i, $gap) {
$j = $i / 10;
$size = CLI\Misc::rows() - $gap;
return round(cos($j) * $size / 2 + $size / 2);
};
for ($i = 0; $i <= 100; $i++) {
CLI\Erase::screen();
// $a = $func( $i, 2 );
// $b = $func( $i, 4 );
// $c = $func( $i, 8 );
// $d = $func( $i, 16 );
//
// CLI\Graphics::box($a, 1, $a + 3, 3);
// CLI\Graphics::box($b, 3, $b + 7, 7);
// CLI\Graphics::box($c, 7, $c + 15, 15);
// CLI\Graphics::box($d, 15, $d + 31, 31);
for ($j = 0; $j <= 15; $j += 3) {
$k = ($j + 1) * 2;
$d = $func($i, $k);
$e = $cofunc($i, $k);
CLI\Graphics::box($d, $e, $d + $k, $e + $k);
}
usleep(100000);