diff --git a/Optalog/Include/cns.h b/Optalog/Include/cns.h
index c346123..e494483 100644
--- a/Optalog/Include/cns.h
+++ b/Optalog/Include/cns.h
@@ -1220,8 +1220,17 @@ extern "C" {
     CNS_EXPORT void CNS_API
     CNS_SetPartCommonCutMaxBlockSize(CNS_PartPtr part,
                                      unsigned max_number_of_parts_in_block);
-    
 
+
+    /**
+     * Allows to disable some advanced common cut checks.
+     *
+     * Warning: this can allows to generate small holes between common cuts.
+     */
+    CNS_EXPORT void CNS_API
+    CNS_SetCommonCutAdvancedQualityCheck(CNS_LaunchingOrderPtr order,
+                                         int advanced_quality_check);
+        
     
     /**
      * return the number of common cuts in the given nesting.
diff --git a/Optalog/Include/cns_textile.h b/Optalog/Include/cns_textile.h
new file mode 100644
index 0000000..b17b218
--- /dev/null
+++ b/Optalog/Include/cns_textile.h
@@ -0,0 +1,36 @@
+#ifndef CNS_TEXTILE_HPP_
+#define CNS_TEXTILE_HPP_
+
+#include "cns.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Defines a regular set of possible y values for part position
+ * The intended usage is when using textile with horizontal stripes or plaids patterns having an influence on part position
+ * Setting this constraint on a part means that the point @ref of part @part will always have
+ * final coordinate when nested ref_nested_position.y = strip_start + k * strip_repeat for some k
+ * This constraint is set on parts and not sheet.
+ * It means it should only be used when the problem has only 1 sheet, or a set of sheets with same stripes patterns
+ * and same sheet border gaps.
+ */
+CNS_EXPORT void CNS_API
+CNS_SetPartStripYconstraint(CNS_PartPtr part, CNS_Point ref, double strip_start, double strip_repeat);
+
+/**
+ * Same as CNS_SetPartStripYconstraint but for vertical stripes and x_values of ref point.
+ * When combined with CNS_SetPartStripYconstraint it allows to manage also plaid patterns.
+ */
+
+CNS_EXPORT void CNS_API
+CNS_SetPartStripXconstraint(CNS_PartPtr part, CNS_Point ref, double strip_start, double strip_repeat);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+#endif /* CNS_TEXTILE_HPP_ */
diff --git a/Optalog/Lib/x32/liblcns.def b/Optalog/Lib/x32/liblcns.def
index 27a5f3b..5163cc4 100644
--- a/Optalog/Lib/x32/liblcns.def
+++ b/Optalog/Lib/x32/liblcns.def
@@ -274,6 +274,10 @@ EXPORTS
     CNS_SetOriginPrioritiesOnParts@8 @375 NONAME
     CNS_SetCommonCutMaxBlockSizeXY = CNS_SetCommonCutMaxBlockSizeXY@20 @376 NONAME
     CNS_SetCommonCutMaxBlockSizeXY@20 @377 NONAME
+    CNS_SetPartStripYconstraint = CNS_SetPartStripYconstraint@36 @378 NONAME
+    CNS_SetPartStripYconstraint@36 @379 NONAME
+    CNS_SetPartStripXconstraint = CNS_SetPartStripXconstraint@36 @380 NONAME
+    CNS_SetPartStripXconstraint@36 @381 NONAME
     CNS_LaunchBasicLocalComputation = CNS_LaunchBasicLocalComputation@12 @382 NONAME
     CNS_LaunchBasicLocalComputation@12 @383 NONAME
     CNS_BetterPartInsideHole=CNS_BetterPartInsideHole@4 @384 NONAME
@@ -312,3 +316,7 @@ EXPORTS
     CNS_ArrayHelperGetElements@4 @437 NONAME
     CNS_SetShearMaxLength = CNS_SetShearMaxLength@12 @446 NONAME
     CNS_SetShearMaxLength@12 @447 NONAME
+    CNS_GetNestedPartInternalStatus = CNS_GetNestedPartInternalStatus@16 @448 NONAME
+    CNS_GetNestedPartInternalStatus@16 @449 NONAME
+    CNS_SetCommonCutAdvancedQualityCheck = CNS_SetCommonCutAdvancedQualityCheck@8 @450 NONAME
+    CNS_SetCommonCutAdvancedQualityCheck@8 @451 NONAME
diff --git a/Optalog/Lib/x32/liblcnsR32.lib b/Optalog/Lib/x32/liblcnsR32.lib
index 0cd736d..6bb0da2 100644
Binary files a/Optalog/Lib/x32/liblcnsR32.lib and b/Optalog/Lib/x32/liblcnsR32.lib differ
diff --git a/Optalog/Lib/x64/liblcns.def b/Optalog/Lib/x64/liblcns.def
index 5ca43dc..f8670a8 100644
--- a/Optalog/Lib/x64/liblcns.def
+++ b/Optalog/Lib/x64/liblcns.def
@@ -274,6 +274,10 @@ EXPORTS
     CNS_SetOriginPrioritiesOnParts@8 @375 NONAME
     CNS_SetCommonCutMaxBlockSizeXY = CNS_SetCommonCutMaxBlockSizeXY@20 @376 NONAME
     CNS_SetCommonCutMaxBlockSizeXY@20 @377 NONAME
+    CNS_SetPartStripYconstraint = CNS_SetPartStripYconstraint@36 @378 NONAME
+    CNS_SetPartStripYconstraint@36 @379 NONAME
+    CNS_SetPartStripXconstraint = CNS_SetPartStripXconstraint@36 @380 NONAME
+    CNS_SetPartStripXconstraint@36 @381 NONAME
     CNS_LaunchBasicLocalComputation = CNS_LaunchBasicLocalComputation@12 @382 NONAME
     CNS_LaunchBasicLocalComputation@12 @383 NONAME
     CNS_BetterPartInsideHole=CNS_BetterPartInsideHole@4 @384 NONAME
@@ -312,3 +316,7 @@ EXPORTS
     CNS_ArrayHelperGetElements@4 @437 NONAME
     CNS_SetShearMaxLength = CNS_SetShearMaxLength@12 @446 NONAME
     CNS_SetShearMaxLength@12 @447 NONAME
+    CNS_GetNestedPartInternalStatus = CNS_GetNestedPartInternalStatus@16 @448 NONAME
+    CNS_GetNestedPartInternalStatus@16 @449 NONAME
+    CNS_SetCommonCutAdvancedQualityCheck = CNS_SetCommonCutAdvancedQualityCheck@8 @450 NONAME
+    CNS_SetCommonCutAdvancedQualityCheck@8 @451 NONAME
diff --git a/Optalog/Lib/x64/liblcnsR64.lib b/Optalog/Lib/x64/liblcnsR64.lib
index d794cd5..f442e25 100644
Binary files a/Optalog/Lib/x64/liblcnsR64.lib and b/Optalog/Lib/x64/liblcnsR64.lib differ