private void SetNextTetrimino()
{
if (nextTetrimino == null) nextTetrimino = CreateTetrimino(-1);
tetrimino = nextTetrimino;
tetrimino.Position = tetriminoStartPosition;
controller.Tetrimino = tetrimino;
tetrimino.Update();
if (CheckBlockCollision(tetrimino.Blocks)) {
state = State.Dead;
foreach (Block block in blocks)
{
VanishBlock vanishBlock = new VanishBlock(this, block.Model);
vanishBlock.Position = block.Position;
vanishBlocks.Add(vanishBlock);
}
}
nextTetrimino = CreateTetrimino(-1);
nextTetrimino.Position = nextTetriminoPosition;
}
private void CheckLine()
{
Vector3 linePosition = new Vector3(-0.6f, floorPosition.Y, 0);
Vector3 lineDirection = new Vector3(1, 0, 0);
Ray line = new Ray(linePosition, lineDirection);
Vector3[] vanishPositions = new Vector3[4];
int vanishPositionNum = 0;
for (int i = 0; i < 20; i++)
{
line.Position.Y += blockSize;
int intersectsNum = 0;
Block[] lineBlocks = new Block[10];
foreach (Block block in blocks)
{
bool isIntersects = (null != block.Bounding.Intersects(line));
if (isIntersects)
{
lineBlocks[intersectsNum] = block;
intersectsNum++;
}
if (intersectsNum == 10) {
vanishPositions[vanishPositionNum] = line.Position;
vanishPositionNum++;
foreach (Block lineBlock in lineBlocks)
{
VanishBlock vanishBlock = new VanishBlock(this, lineBlock.Model);
vanishBlock.Position = lineBlock.Position;
blocks.Remove(lineBlock);
vanishBlocks.Add(vanishBlock);
}
state = State.Vanish;
break;
}
}
}
int index;
vanishDownY = new float[blocks.Count];
for (int i = 0; i < vanishPositionNum; i++)
{
float y = vanishPositions[i].Y;
index = 0;
foreach (Block block in blocks)
{
if (block.Position.Y > y)
{
vanishDownY[index] += blockSize;
}
index++;
}
}
}
