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authoryash11122017-07-07 21:20:49 +0530
committeryash11122017-07-07 21:20:49 +0530
commit3f52712f806fbd80d66dfdcaff401e5cf94dcca4 (patch)
treea8333b8187cb44b505b9fe37fc9a7ac8a1711c10 /src/c/matrixOperations/tril
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Diffstat (limited to 'src/c/matrixOperations/tril')
-rw-r--r--src/c/matrixOperations/tril/dtrila.c35
-rw-r--r--src/c/matrixOperations/tril/i16trila.c35
-rw-r--r--src/c/matrixOperations/tril/i8trila.c35
-rw-r--r--src/c/matrixOperations/tril/strila.c35
-rw-r--r--src/c/matrixOperations/tril/u16trila.c35
-rw-r--r--src/c/matrixOperations/tril/u8trila.c35
6 files changed, 210 insertions, 0 deletions
diff --git a/src/c/matrixOperations/tril/dtrila.c b/src/c/matrixOperations/tril/dtrila.c
new file mode 100644
index 00000000..b45c85fb
--- /dev/null
+++ b/src/c/matrixOperations/tril/dtrila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void dtrila (double *in, int row, int column, double diag, double *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/src/c/matrixOperations/tril/i16trila.c b/src/c/matrixOperations/tril/i16trila.c
new file mode 100644
index 00000000..98174d90
--- /dev/null
+++ b/src/c/matrixOperations/tril/i16trila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void i16trila (int16 *in, int row, int column, double diag, int16 *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/src/c/matrixOperations/tril/i8trila.c b/src/c/matrixOperations/tril/i8trila.c
new file mode 100644
index 00000000..d06b2aad
--- /dev/null
+++ b/src/c/matrixOperations/tril/i8trila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void i8trila (int8 *in, int row, int column, double diag, int8 *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/src/c/matrixOperations/tril/strila.c b/src/c/matrixOperations/tril/strila.c
new file mode 100644
index 00000000..bc7f1f2f
--- /dev/null
+++ b/src/c/matrixOperations/tril/strila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void strila (float *in, int row, int column, double diag, float *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/src/c/matrixOperations/tril/u16trila.c b/src/c/matrixOperations/tril/u16trila.c
new file mode 100644
index 00000000..418a595e
--- /dev/null
+++ b/src/c/matrixOperations/tril/u16trila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void u16trila (uint16 *in, int row, int column, double diag, uint16 *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/src/c/matrixOperations/tril/u8trila.c b/src/c/matrixOperations/tril/u8trila.c
new file mode 100644
index 00000000..5c21d88e
--- /dev/null
+++ b/src/c/matrixOperations/tril/u8trila.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ This file must be used under the terms of the CeCILL.
+ This source file is licensed as described in the file COPYING, which
+ you should have received as part of this distribution. The terms
+ are also available at
+ http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ Author: Siddhesh Wani
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/*Function to extract lower triagular entries from given matrix*/
+
+#include "tril.h"
+
+void u8trila (uint8 *in, int row, int column, double diag, uint8 *out)
+{
+ int row_counter, col_counter = 0;
+
+ for(row_counter=0; row_counter < row; row_counter++)
+ {
+ for(col_counter=0; col_counter < column; col_counter++)
+ {
+ if((double)(row_counter + diag) >= (double)col_counter)
+ {
+ out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+ }
+ else
+ {
+ out[col_counter*row+row_counter] = 0;
+ }
+ }
+ }
+} \ No newline at end of file