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Python MA.masked_where方法代码示例

本文整理汇总了Python中fipy.tools.numerix.MA.masked_where方法的典型用法代码示例。如果您正苦于以下问题:Python MA.masked_where方法的具体用法?Python MA.masked_where怎么用?Python MA.masked_where使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在fipy.tools.numerix.MA的用法示例。


在下文中一共展示了MA.masked_where方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: _cellVertexIDs

# 需要导入模块: from fipy.tools.numerix import MA [as 别名]
# 或者: from fipy.tools.numerix.MA import masked_where [as 别名]
    def _cellVertexIDs(self):
        ## Get all the vertices from all the faces for each cell
        cellFaceVertices = numerix.take(self.faceVertexIDs, self.cellFaceIDs, axis=1)

        ## get a sorted list of vertices for each cell 
        cellVertexIDs = numerix.reshape(cellFaceVertices, (-1, self.numberOfCells))
        cellVertexIDs = MA.sort(cellVertexIDs, axis=0, fill_value=-1)

        cellVertexIDs = MA.sort(MA.concatenate((cellVertexIDs[-1, numerix.newaxis], 
                                                MA.masked_where(cellVertexIDs[:-1] 
                                                                == cellVertexIDs[1:], 
                                                                cellVertexIDs[:-1]))), 
                                axis=0, fill_value=-1)
        
        ## resize the array to remove extra masked values
        if cellVertexIDs.shape[-1] == 0:
            length = 0
        else:
            length = min(numerix.sum(MA.getmaskarray(cellVertexIDs), axis=0))
        return cellVertexIDs[length:][::-1]
开发者ID:LWhitson2,项目名称:fipy,代码行数:22,代码来源:mesh.py

示例2: faceCellIDs

# 需要导入模块: from fipy.tools.numerix import MA [as 别名]
# 或者: from fipy.tools.numerix.MA import masked_where [as 别名]
        def faceCellIDs(self):
            faceCellIDs = numerix.zeros((2, self.numberOfFaces), 'l')
            mask = numerix.zeros((2, self.numberOfFaces), 'l')

            inline._runInline("""
                int ID = j * ni + i;
                int rowlength = ni * nj + Nhor + nj;

                faceCellIDs[ID + 0 * rowlength] = ID - ni;
                faceCellIDs[ID + 1 * rowlength] = ID;

                faceCellIDs[ID + Nhor + j + 0 * rowlength] = ID - 1;
                faceCellIDs[ID + Nhor + j + 1 * rowlength] = ID;

                if (j == 0) {
                    faceCellIDs[ID + 0 * rowlength] = ID;
                    mask[ID + 1 * rowlength] = 1;
                }

                if (j == nj - 1) {
                    faceCellIDs[ID + ni + 0 * rowlength] = ID;
                    mask[ID + ni + 1 * rowlength] = 1;
                }

                if (i == 0) {
                    faceCellIDs[ID + Nhor + j + 0 * rowlength] = ID;
                    mask[ID + Nhor + j + 1 * rowlength] = 1;
                }

                if ( i == ni - 1 ) {
                    faceCellIDs[ID + Nhor + j + 1 + 0 * rowlength] = ID;
                    mask[ID + Nhor + j + 1 + 1 * rowlength] = 1;
                }
            """,
            Nhor=self.numberOfHorizontalFaces,
            mask=mask,
            faceCellIDs=faceCellIDs,
            ni=self.nx,
            nj=self.ny)

            return MA.masked_where(mask, faceCellIDs)
开发者ID:usnistgov,项目名称:fipy,代码行数:43,代码来源:uniformGrid2D.py


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