add GetGridList

This commit is contained in:
aozhiwei 2019-04-22 19:51:16 +08:00
parent 1d8d1ae91b
commit bc2fe8759a
2 changed files with 80 additions and 41 deletions

View File

@ -22,6 +22,18 @@ void Grid::Init(int width, int height, int cell_width)
cell_count_per_col_ = (map_width_ / cell_width + 1) + 2; cell_count_per_col_ = (map_width_ / cell_width + 1) + 2;
max_grid_id_ = cell_count_per_row_ * cell_count_per_col_; max_grid_id_ = cell_count_per_row_ * cell_count_per_col_;
cells_ = new GridCell[max_grid_id_ + 1]; cells_ = new GridCell[max_grid_id_ + 1];
grid_offset_arr_[0] = -(cell_count_per_row_ - 1);
grid_offset_arr_[1] = -cell_count_per_row_;
grid_offset_arr_[2] = -(cell_count_per_row_ + 1);
grid_offset_arr_[3] = -1;
grid_offset_arr_[4] = 0;
grid_offset_arr_[5] = 1;
grid_offset_arr_[6] = cell_count_per_row_ - 1;
grid_offset_arr_[7] = cell_count_per_row_;
grid_offset_arr_[8] = cell_count_per_row_ + 1;
} }
void Grid::UnInit() void Grid::UnInit()
@ -32,44 +44,66 @@ void Grid::UnInit()
} }
} }
void Grid::Get123456789(int grid_id, std::vector<GridCell>& grid_list) void Grid::Get123456789(int grid_id, std::vector<GridCell*>& grid_list)
{ {
for (size_t i = 1; i <= 9; ++i) {
GetGridList(grid_id, i, grid_list);
}
}
void Grid::Get123(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 1, grid_list);
GetGridList(grid_id, 2, grid_list);
GetGridList(grid_id, 3, grid_list);
}
void Grid::Get456(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 4, grid_list);
GetGridList(grid_id, 5, grid_list);
GetGridList(grid_id, 6, grid_list);
}
void Grid::Get789(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 7, grid_list);
GetGridList(grid_id, 8, grid_list);
GetGridList(grid_id, 9, grid_list);
}
void Grid::Get147(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 1, grid_list);
GetGridList(grid_id, 4, grid_list);
GetGridList(grid_id, 7, grid_list);
}
void Grid::Get258(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 2, grid_list);
GetGridList(grid_id, 5, grid_list);
GetGridList(grid_id, 8, grid_list);
}
void Grid::Get369(int grid_id, std::vector<GridCell*>& grid_list)
{
GetGridList(grid_id, 3, grid_list);
GetGridList(grid_id, 6, grid_list);
GetGridList(grid_id, 9, grid_list);
}
void Grid::GetGridList(int grid_id, int offset,
std::vector<GridCell*>& grid_list)
{
if (offset <1 || offset > 9) {
abort();
}
if (grid_id <= 0 || grid_id >= max_grid_id_) { if (grid_id <= 0 || grid_id >= max_grid_id_) {
return; return;
} }
int tmp_grid_id = 0; int tmp_grid_id = grid_id + grid_offset_arr_[offset - 1];
tmp_grid_id = grid_id - (cell_count_per_row_ + 1);
if (tmp_grid_id > 0) { if (tmp_grid_id > 0) {
grid_list.push_back(&cells_[tmp_grid_id]);
} }
} }
void Grid::Get123(int grid_id, std::vector<GridCell>& grid_list)
{
}
void Grid::Get456(int grid_id, std::vector<GridCell>& grid_list)
{
}
void Grid::Get789(int grid_id, std::vector<GridCell>& grid_list)
{
}
void Grid::Get147(int grid_id, std::vector<GridCell>& grid_list)
{
}
void Grid::Get258(int grid_id, std::vector<GridCell>& grid_list)
{
}
void Grid::Get369(int grid_id, std::vector<GridCell>& grid_list)
{
}

View File

@ -21,13 +21,17 @@ class Grid
void Init(int width, int height, int cell_width); void Init(int width, int height, int cell_width);
void UnInit(); void UnInit();
void Get123456789(int grid_id, std::vector<GridCell>& grid_list); void Get123456789(int grid_id, std::vector<GridCell*>& grid_list);
void Get123(int grid_id, std::vector<GridCell>& grid_list); void Get123(int grid_id, std::vector<GridCell*>& grid_list);
void Get456(int grid_id, std::vector<GridCell>& grid_list); void Get456(int grid_id, std::vector<GridCell*>& grid_list);
void Get789(int grid_id, std::vector<GridCell>& grid_list); void Get789(int grid_id, std::vector<GridCell*>& grid_list);
void Get147(int grid_id, std::vector<GridCell>& grid_list); void Get147(int grid_id, std::vector<GridCell*>& grid_list);
void Get258(int grid_id, std::vector<GridCell>& grid_list); void Get258(int grid_id, std::vector<GridCell*>& grid_list);
void Get369(int grid_id, std::vector<GridCell>& grid_list); void Get369(int grid_id, std::vector<GridCell*>& grid_list);
private:
inline void GetGridList(int grid_id, int offset,
std::vector<GridCell*>& grid_list);
private: private:
Room* room_ = nullptr; Room* room_ = nullptr;
@ -40,4 +44,5 @@ class Grid
int cell_count_per_col_ = 0; int cell_count_per_col_ = 0;
Vector2D min_; Vector2D min_;
Vector2D max_; Vector2D max_;
int grid_offset_arr_[9] = {0};
}; };