1 files changed, 96 insertions, 0 deletions
diff --git a/source/blender/editors/transform/transform_mode_align.c b/source/blender/editors/transform/transform_mode_align.c
new file mode 100644
index 00000000000..fbd5e87f034
--- /dev/null
+++ b/source/blender/editors/transform/transform_mode_align.c
@@ -0,0 +1,96 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup edtransform
+ */
+
+#include <stdlib.h>
+
+#include "BLI_math.h"
+
+#include "BKE_context.h"
+
+#include "ED_screen.h"
+
+#include "BLT_translation.h"
+
+#include "transform.h"
+#include "transform_mode.h"
+
+/* -------------------------------------------------------------------- */
+/* Transform (Align) */
+
+/** \name Transform Align
+ * \{ */
+
+static void applyAlign(TransInfo *t, const int UNUSED(mval[2]))
+{
+  float center[3];
+  int i;
+
+  FOREACH_TRANS_DATA_CONTAINER (t, tc) {
+    /* saving original center */
+    copy_v3_v3(center, tc->center_local);
+    TransData *td = tc->data;
+    for (i = 0; i < tc->data_len; i++, td++) {
+      float mat[3][3], invmat[3][3];
+
+      if (td->flag & TD_NOACTION) {
+        break;
+      }
+
+      if (td->flag & TD_SKIP) {
+        continue;
+      }
+
+      /* around local centers */
+      if (t->flag & (T_OBJECT | T_POSE)) {
+        copy_v3_v3(tc->center_local, td->center);
+      }
+      else {
+        if (t->settings->selectmode & SCE_SELECT_FACE) {
+          copy_v3_v3(tc->center_local, td->center);
+        }
+      }
+
+      invert_m3_m3(invmat, td->axismtx);
+
+      mul_m3_m3m3(mat, t->spacemtx, invmat);
+
+      ElementRotation(t, tc, td, mat, t->around);
+    }
+    /* restoring original center */
+    copy_v3_v3(tc->center_local, center);
+  }
+
+  recalcData(t);
+
+  ED_area_status_text(t->sa, TIP_("Align"));
+}
+
+void initAlign(TransInfo *t)
+{
+  t->flag |= T_NO_CONSTRAINT;
+
+  t->transform = applyAlign;
+
+  initMouseInputMode(t, &t->mouse, INPUT_NONE);
+}
+/** \} */