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fixed a block width computation error 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@731285 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luc Maisonobe 2009-01-04 16:14:34 +00:00
parent effa1be80d
commit 728e7b227d
1 changed files with 3 additions and 3 deletions
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6
src/java/org/apache/commons/math/linear/DenseRealMatrix.java
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@ -700,7 +700,7 @@ public class DenseRealMatrix extends AbstractRealMatrix implements Serializable
final int outIndex = iBlock * out.blockColumns + jBlock;
final double[] outBlock = out.blocks[outIndex];
final int index = pBlock * blockColumns + qBlock;
final int width = blockWidth(index);
final int width = blockWidth(qBlock);
final int heightExcess = iHeight + rowsShift - BLOCK_SIZE;
final int widthExcess = jWidth + columnsShift - BLOCK_SIZE;
@ -708,7 +708,7 @@ public class DenseRealMatrix extends AbstractRealMatrix implements Serializable
// the submatrix block spans on two blocks rows from the original matrix
if (widthExcess > 0) {
// the submatrix block spans on two blocks columns from the original matrix
final int width2 = blockWidth(index + 1);
final int width2 = blockWidth(qBlock + 1);
copyBlockPart(blocks[index], width,
rowsShift, BLOCK_SIZE,
columnsShift, BLOCK_SIZE,
@ -740,7 +740,7 @@ public class DenseRealMatrix extends AbstractRealMatrix implements Serializable
// the submatrix block spans on one block row from the original matrix
if (widthExcess > 0) {
// the submatrix block spans on two blocks columns from the original matrix
final int width2 = blockWidth(index + 1);
final int width2 = blockWidth(qBlock + 1);
copyBlockPart(blocks[index], width,
rowsShift, iHeight + rowsShift,
columnsShift, BLOCK_SIZE,