public void Draw(SpriteBatch spriteBatch, Camera camera)
{
spriteBatch.Draw(_texture[ImageIndex],
position: Position - camera.Position,
rotation: Rotation,
origin: Origin);
}
public void Draw(SpriteBatch spriteBatch, Camera camera)
{
int offset = (int)(_paralax * camera.Position.X);
int top = camera.Bounds.Bottom - _texture.Height;
int firstSegment = offset / _texture.Width;
int lastSegment = firstSegment + camera.Bounds.Width / _texture.Width + 2;
for (int segmentIndex = firstSegment; segmentIndex < lastSegment; segmentIndex++)
{
int x =
camera.Bounds.Left - offset +
segmentIndex * _texture.Width;
spriteBatch.Draw(_texture,
position: new Vector2(x, top));
}
}
public void Draw(SpriteBatch spriteBatch, Camera camera)
{
int gapEnd = _gapStart + GapSize;
int segmentCount = GetSegmentCount(camera.Bounds);
for (int segmentIndex = 0; segmentIndex < _gapStart; ++segmentIndex)
{
DrawSegment(spriteBatch, camera, segmentIndex, _resources.Segment);
}
DrawSegment(spriteBatch, camera, _gapStart, _resources.CapBottom);
DrawSegment(spriteBatch, camera, gapEnd, _resources.CapTop);
for (int segmentIndex = gapEnd + 1; segmentIndex < segmentCount; ++segmentIndex)
{
DrawSegment(spriteBatch, camera, segmentIndex, _resources.Segment);
}
}
public void Draw(SpriteBatch spriteBatch, Camera camera)
{
_sprite.Draw(spriteBatch, camera);
}
public void Draw(SpriteBatch spriteBatch, Camera camera)
{
foreach (var pipe in _pipes)
pipe.Draw(spriteBatch, camera);
}
private void DrawSegment(
SpriteBatch spriteBatch,
Camera camera,
int segmentIndex,
Texture2D image)
{
Vector2 position = new Vector2(_location,
SegmentVerticalCenter + segmentIndex * SegmentHeight);
spriteBatch.Draw(image,
position: position - camera.Position,
origin: Origin);
}
public Viewer()
{
_camera = new Camera();
_cameraBody = new Body();
_cameraBody.ChangeVelocity(new GameTime(), new Vector2(300.0f, 0.0f));
}