public void Add_Should()
{
var point1 = new PointI(1, 1, 1);
var point123 = new PointI(1, 2, 3);
Assert.AreEqual(new PointI(2, 3, 4), point1.Add(point123));
Assert.AreEqual(point1.Add(point123), point123.Add(point1));
}
public Chunk <Block> Generate(Chunk <Block> source)
{
for (var x = 0; x < Chunk <Block> .XLength; x++)
{
for (var z = 0; z < Chunk <Block> .ZLength; z++)
{
for (var y = 0; y < Chunk <Block> .YLength - 3; y++)
{
var point = new PointI(x, y, z).AsPointB();
if (source[point.Add(new PointB(0, 3, 0))] == null)
{
break;
}
var block = DeterminateOre(point, source.Position);
if (block != null)
{
source[point] = block;
}
}
}
}
return(source);
}
/// <summary>
/// Draw scene.
/// </summary>
protected override void Draw()
{
// clear screen
Gfx.ClearScreen(Color.Cornflower);
// draw scene on texture once
if (!_wasDrawn)
{
// set render target
Gfx.RenderTarget = _targetTexture;
// draw background dirt
var backgroundSize = new PointI(_dirtImage.Width * 2, _dirtImage.Height * 2);
for (int i = 0; i < Gfx.WindowSize.X / backgroundSize.X + 1; ++i)
{
for (int j = 0; j < Gfx.WindowSize.Y / backgroundSize.Y + 1; ++j)
{
Gfx.DrawImage(_dirtImage, new PointF(i, j).Multiply(backgroundSize), backgroundSize, BlendModes.Opaque);
}
}
// draw sprites
foreach (var sprite in _sprites)
{
Gfx.DrawSprite(sprite);
}
// clear render target
Gfx.RenderTarget = null;
_wasDrawn = true;
// allow reading pixels from texture
_targetTexture.PrepareReadingBuffer();
}
// draw render target on screen, with larger size so we'll only see parts of it
float screenScale = 1.5f;
if (!_paused)
{
_cameraOffset = new PointF(-150 + (float)Math.Sin(Game.ElapsedTime / 2f) * 150f, -150 + (float)Math.Cos(Game.ElapsedTime / 2f) * 150f);
}
var size = Gfx.WindowSize.Multiply(screenScale);
Gfx.DrawImage(_targetTexture, _cameraOffset, size);
// draw minimap
var mapSize = new PointI((int)(150 * 1.333f), 150);
var mapPosition = Gfx.WindowSize.Substract(mapSize.Add(10));
Gfx.DrawRectangle(new RectangleI(mapPosition.X - 5, mapPosition.Y - 5, mapSize.X + 10, mapSize.Y + 10), Color.Black, true);
Gfx.DrawImage(_targetTexture, mapPosition, mapSize);
// title and text
Gfx.DrawText(_fontBig, "Render To Texture", new PointF(80, 120), Color.White, Color.Black, 1, 42);
Gfx.DrawText(_font, "This scene demonstrates drawing to texture.\n" +
"First we draw to texture, then we draw it on screen,\n" +
"and finally we use the same texture as a minimap at the corner.\n" +
"- Press S to save image to file.\n" +
"- Press P to pause camera movement.\n" +
"- Press Escape to exit.", new PointF(80, 210), Color.White, Color.Black, 1, 22);
// write FPS and other info
Gfx.DrawText(_font, "FPS: " + Diagnostics.FpsCount.ToString(), new PointF(10, 10), Color.White, Color.Black, 1, 22);
// write pixel we point on
// enable reading pixels
PointI pixelPosition = Input.CursorPosition.Substract(_cameraOffset).Divide(screenScale);
Color pixel = _targetTexture.GetPixel(pixelPosition);
Gfx.DrawText(_font, "Pixel Color: " + pixel.ToString(true), new PointF(10, Gfx.RenderableSize.Y - 40), Color.White, Color.Black, 1, 22);
// draw cursor
Gfx.DrawImage(_cursor, Input.CursorPosition, new PointI(42, 42));
}
