void move(tetromino te, int new_x, int new_y)
{
int row = 0;
int col = 0;
tetromino_type type = this.tetrominoes[te.type];
for (uint b = 0x8000; b > 0; b = b >> 1)
{
if ((type.rot[te.rotation] & b) > 0)
{
int old_index = (int)((te.pos_x + col) + ((te.pos_y + row) * COL_COUNT));
int new_index = (int)((new_x + col) + ((new_y + row) * COL_COUNT));
if (old_index >= 0 && old_index < this.gr.gc.Length - 1)
{
this.gr.gc[old_index].color = 0xFFFFFFFF;
this.gr.gc[old_index].is_cur = false;
}
if (new_index >= 0 && new_index < this.gr.gc.Length - 1)
{
this.gr.gc[new_index].color = type.color;
this.gr.gc[new_index].is_cur = true;
}
}
if (++col == 4)
{
++row;
col = 0;
}
}
}
bool collide(tetromino te, int new_rot, int new_x, int new_y)
{
bool res = false;
int row = 0;
int col = 0;
int b_i = 0;
tetromino_type type = this.tetrominoes[te.type];
uint rot = type.rot[new_rot];
for (uint b = 0x8000; b > 0; b = b >> 1, ++b_i)
{
int index = (int)((new_x + col) + ((new_y + row)) * COL_COUNT);
bool collide = false;
if (index < (this.gr.gc.Length - 1) && index >= 0)
{
grid_case gc = this.gr.gc[index];
collide = (gc.color != 0xFFFFFFFF) && (!gc.is_cur);
}
bool border = ((new_y + row) < 0) || ((new_x + col) < 0) || ((new_x + col) >= COL_COUNT);
if (((rot & b) > 0) && (border || collide))
{
res = true;
break;
}
if (++col == 4)
{
++row;
col = 0;
}
}
return(res);
}
void rotate(tetromino te, int new_rot)
{
int row = 0;
int col = 0;
tetromino_type type = this.tetrominoes[te.type];
uint rot = type.rot[te.rotation];
uint desired_rot = type.rot[new_rot];
for (uint b = 0x8000; b > 0; b = b >> 1)
{
int index = (int)((te.pos_x + col) + ((te.pos_y + row) * COL_COUNT));
if (index >= 0 && index < this.gr.gc.Length - 1)
{
if ((rot & b) > 0)
{
this.gr.gc[index].color = 0xFFFFFFFF;
this.gr.gc[index].is_cur = false;
}
if ((desired_rot & b) > 0)
{
this.gr.gc[index].color = type.color;
this.gr.gc[index].is_cur = true;
}
}
if (++col == 4)
{
++row;
col = 0;
}
}
}
void Update()
{
if (this.death)
{
if (Input.GetKeyDown(KeyCode.S))
{
SceneManager.LoadScene(0);
}
return;
}
this.t += Time.deltaTime;
int new_x = this.cur.pos_x;
int new_y = this.cur.pos_y;
bool next = false;
int dir_x = 0;
int new_rot = this.cur.rotation;
int desired_rot = new_rot;
int move_y = this.cur.pos_y;
if (this.t >= this.speed)
{
move_y -= 1;
bool col = collide(this.cur, this.cur.rotation, this.cur.pos_x, move_y);
if (col)
{
// TODO(flo): not quite correct but okay for our purposes?
if (move_y >= ROW_COUNT - 3)
{
this.death = true;
}
next = true;
}
else
{
new_y = move_y;
}
this.t = 0.0f;
}
if (Input.GetKeyDown(KeyCode.LeftArrow))
{
dir_x = -1;
}
else if (Input.GetKeyDown(KeyCode.RightArrow))
{
dir_x = 1;
}
else if (Input.GetKeyDown(KeyCode.DownArrow))
{
this.speed = this.base_speed * 0.1f;
}
else if (Input.GetKeyUp(KeyCode.DownArrow))
{
this.speed = this.base_speed;
}
else if (Input.GetKeyDown(KeyCode.Q))
{
desired_rot--;
if (desired_rot < 0)
{
desired_rot = 3;
}
}
else if (Input.GetKeyDown(KeyCode.W))
{
desired_rot++;
if (desired_rot > 3)
{
desired_rot = 0;
}
}
else if (Input.GetKeyDown(KeyCode.D))
{
int test_y = cur.pos_y;
while (!collide(this.cur, this.cur.rotation, this.cur.pos_x, test_y))
{
test_y--;
}
new_y = test_y + 1;
}
else if (Input.GetKeyDown(KeyCode.S))
{
SceneManager.LoadScene(0);
}
if (dir_x != 0)
{
int test_x = cur.pos_x + dir_x;
if (!collide(this.cur, this.cur.rotation, test_x, move_y))
{
new_x = test_x;
new_y = move_y;
next = false;
}
}
move(this.cur, new_x, new_y);
this.cur.pos_x = new_x;
this.cur.pos_y = new_y;
if (desired_rot != new_rot && !next)
{
if (!collide(this.cur, desired_rot, this.cur.pos_x, this.cur.pos_y))
{
new_rot = desired_rot;
}
}
rotate(this.cur, new_rot);
this.cur.rotation = new_rot;
if (next)
{
remove_lines();
this.cur = next_tetromino();
}
for (int y = 0; y < ROW_COUNT; ++y)
{
for (int x = 0; x < COL_COUNT; ++x)
{
int index = (int)(x + y * COL_COUNT);
grid_case gc = this.gr.gc[index];
Color32 c = argb_to_unity_color32(gc.color);
int color_ind = index * 4;
this.t_mesh.colors[color_ind + 0] = c;
this.t_mesh.colors[color_ind + 1] = c;
this.t_mesh.colors[color_ind + 2] = c;
this.t_mesh.colors[color_ind + 3] = c;
}
}
send_tetris_mesh_to_mesh(this.t_mesh, this.mesh);
this.score_txt.text = this.score.ToString();
this.line_txt.text = this.total_lines.ToString();
this.level_txt.text = this.level.ToString();
}
void Start()
{
this.tr = transform;
this.mesh = GetComponent <MeshFilter>().mesh;
this.score_txt = tr.GetChild(0).GetChild(1).GetComponent <Text>();
this.level_txt = tr.GetChild(0).GetChild(3).GetComponent <Text>();
this.line_txt = tr.GetChild(0).GetChild(5).GetComponent <Text>();
this.next_mesh = tr.GetChild(1).GetComponent <MeshFilter>().mesh;
uint total_grid_count = COL_COUNT * ROW_COUNT;
this.score = 0;
this.level = 0;
this.line_til_next_lvl = 0;
this.total_lines = 0;
this.base_speed = 0.3f;
this.speed = this.base_speed;
this.death = false;
this.t_mesh.pos = new Vector3[4 * total_grid_count];
this.t_mesh.uvs = new Vector2[4 * total_grid_count];
this.t_mesh.indices = new int[6 * total_grid_count];
this.t_mesh.colors = new Color32[4 * total_grid_count];
this.next_t_mesh.pos = new Vector3[4 * total_grid_count];
this.next_t_mesh.uvs = new Vector2[4 * total_grid_count];
this.next_t_mesh.indices = new int[6 * total_grid_count];
this.next_t_mesh.colors = new Color32[4 * total_grid_count];
this.next_base_color = new Color32(0x00, 0x00, 0x00, 0xFF);
this.gr.gc = new grid_case[total_grid_count];
for (int i = 0; i < gr.gc.Length; ++i)
{
this.gr.gc[i].color = 0xFFFFFFFF;
}
Vector3 bottom_left = Camera.main.ScreenToWorldPoint(new Vector3(0, 0, 0));
Vector3 top_right = Camera.main.ScreenToWorldPoint(new Vector3(Screen.width, Screen.height, 0));
Vector3 size = top_right - bottom_left;
float scale = size.y / ROW_COUNT;
float w = COL_COUNT * scale;
float base_x = bottom_left.x + size.x * 0.5f - w * 0.5f;
Color32 color = new Color32(0xFF, 0xFF, 0xFF, 0xFF);
compute_mesh(this.t_mesh, (int)ROW_COUNT, (int)COL_COUNT, bottom_left.y, base_x, tr.position.x, scale, color);
send_tetris_mesh_to_mesh(this.t_mesh, this.mesh);
compute_mesh(this.next_t_mesh, 4, 4, top_right.y - 5 * scale, base_x + w + scale, 0, scale, this.next_base_color);
this.tetrominoes = new tetromino_type[7];
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.I)] =
set_tetromino_type(0xFF00FFFF, 0x0F00, 0x2222, 0x00F0, 0x4444);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.J)] =
set_tetromino_type(0xFF0000FF, 0x44C0, 0x8E00, 0x6440, 0x0E20);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.L)] =
set_tetromino_type(0xFFFFA500, 0x4460, 0x0E80, 0xC440, 0x2E00);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.O)] =
set_tetromino_type(0xFFFFFF00, 0xCC00, 0xCC00, 0xCC00, 0xCC00);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.S)] =
set_tetromino_type(0xFF00FF00, 0x06C0, 0x8C40, 0x6C00, 0x4620);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.T)] =
set_tetromino_type(0xFF800080, 0x0E40, 0x4C40, 0x4E00, 0x4640);
this.tetrominoes[(int)get_index_from_tetromino_type(TetrominoType.Z)] =
set_tetromino_type(0xFFFF0000, 0x0C60, 0x4C80, 0xC600, 0x2640);
this.next_type = Random.Range(0, 7);
this.cur = next_tetromino();
}