优化数据结构,添加支持pos的处理函数
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@ -1,22 +1,22 @@
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package matrix
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import "github.com/kercylan98/minotaur/utils/g2d"
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// NewMatrix 生成特定宽高的二维矩阵
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// - 虽然提供了通过x、y坐标的操作函数,但是建议无论如何使用pos进行处理
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// - 该矩阵为XY,而非YX
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func NewMatrix[T any](width, height int) *Matrix[T] {
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matrix := &Matrix[T]{
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w: width, h: height,
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}
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matrix.m = make([][]T, width)
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for x := 0; x < len(matrix.m); x++ {
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matrix.m[x] = make([]T, height)
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}
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matrix.m = make([]T, width*height)
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return matrix
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}
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// Matrix 二维矩阵
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type Matrix[T any] struct {
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w, h int
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m [][]T
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m []T
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}
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// GetWidth 获取二维矩阵宽度
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@ -35,35 +35,73 @@ func (slf *Matrix[T]) GetWidth2Height() (width, height int) {
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}
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// GetMatrix 获取二维矩阵
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// - 通常建议使用 GetMatrixWithPos 进行处理这样将拥有更高的效率
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func (slf *Matrix[T]) GetMatrix() [][]T {
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var result = make([][]T, slf.w)
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for x := 0; x < slf.w; x++ {
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ys := make([]T, slf.h)
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for y := 0; y < slf.h; y++ {
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ys[y] = slf.m[g2d.PositionToInt(slf.w, x, y)]
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}
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result[x] = ys
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}
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return result
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}
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// GetMatrixWithPos 获取顺序的矩阵
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func (slf *Matrix[T]) GetMatrixWithPos() []T {
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return slf.m
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}
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// Get 获取特定坐标的内容
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func (slf *Matrix[T]) Get(x, y int) (value T) {
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if x >= slf.w || x < 0 || y >= slf.h || y < 0 {
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return value
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}
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return slf.m[x][y]
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return slf.m[g2d.PositionToInt(slf.w, x, y)]
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}
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// GetWithPos 获取特定坐标的内容
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func (slf *Matrix[T]) GetWithPos(pos int) (value T) {
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return slf.m[pos]
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}
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// Set 设置特定坐标的内容
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func (slf *Matrix[T]) Set(x, y int, data T) {
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slf.m[x][y] = data
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slf.m[g2d.PositionToInt(slf.w, x, y)] = data
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}
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// SetWithPos 设置特定坐标的内容
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func (slf *Matrix[T]) SetWithPos(pos int, data T) {
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slf.m[pos] = data
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}
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// Swap 交换两个位置的内容
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func (slf *Matrix[T]) Swap(x1, y1, x2, y2 int) {
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a, b := slf.Get(x1, y1), slf.Get(x2, y2)
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slf.m[x1][y1], slf.m[x2][y2] = b, a
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slf.m[g2d.PositionToInt(slf.w, x1, y1)], slf.m[g2d.PositionToInt(slf.w, x2, y2)] = b, a
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}
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// SwapWithPos 交换两个位置的内容
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func (slf *Matrix[T]) SwapWithPos(pos1, pos2 int) {
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a, b := slf.m[pos1], slf.m[pos2]
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slf.m[pos1], slf.m[pos2] = b, a
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}
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// TrySwap 尝试交换两个位置的内容,交换后不满足表达式时进行撤销
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func (slf *Matrix[T]) TrySwap(x1, y1, x2, y2 int, expressionHandle func(matrix *Matrix[T]) bool) {
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pos1 := g2d.PositionToInt(slf.w, x1, y1)
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pos2 := g2d.PositionToInt(slf.w, x2, y2)
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a, b := slf.Get(x1, y1), slf.Get(x2, y2)
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slf.m[x1][y1], slf.m[x2][y2] = b, a
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slf.m[pos1], slf.m[pos2] = b, a
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if !expressionHandle(slf) {
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slf.m[x1][y1], slf.m[x2][y2] = a, b
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slf.m[pos1], slf.m[pos2] = a, b
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}
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}
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// TrySwapWithPos 尝试交换两个位置的内容,交换后不满足表达式时进行撤销
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func (slf *Matrix[T]) TrySwapWithPos(pos1, pos2 int, expressionHandle func(matrix *Matrix[T]) bool) {
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a, b := slf.m[pos1], slf.m[pos2]
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slf.m[pos1], slf.m[pos2] = b, a
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if !expressionHandle(slf) {
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slf.m[pos1], slf.m[pos2] = a, b
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}
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}
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@ -71,7 +109,14 @@ func (slf *Matrix[T]) TrySwap(x1, y1, x2, y2 int, expressionHandle func(matrix *
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func (slf *Matrix[T]) FillFull(generateHandle func(x, y int) T) {
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for x := 0; x < slf.w; x++ {
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for y := 0; y < slf.h; y++ {
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slf.m[x][y] = generateHandle(x, y)
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slf.m[g2d.PositionToInt(slf.w, x, y)] = generateHandle(x, y)
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}
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}
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}
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// FillFullWithPos 根据提供的生成器填充整个矩阵
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func (slf *Matrix[T]) FillFullWithPos(generateHandle func(pos int) T) {
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for pos := 0; pos < len(slf.m); pos++ {
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slf.m[pos] = generateHandle(pos)
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}
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}
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