Transform: Split transform_conversions into multiple files.

Part of T68836

`transform conversions.c` is a file that is getting too big (almost 10,000 lines).
So it's a good idea to split it into smaller files.

differential revision: https://developer.blender.org/D5677

1 files changed, 113 insertions, 0 deletions

diff --git a/source/blender/editors/transform/transform_convert_lattice.c b/source/blender/editors/transform/transform_convert_lattice.c
new file mode 100644
index 00000000000..15af24090f0
--- /dev/null
+++ b/source/blender/editors/transform/transform_convert_lattice.c
@@ -0,0 +1,113 @@
+/*
+ * 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 "DNA_curve_types.h"
+#include "DNA_lattice_types.h"
+
+#include "MEM_guardedalloc.h"
+
+#include "BLI_math.h"
+
+#include "BKE_context.h"
+#include "BKE_report.h"
+
+#include "transform.h"
+#include "transform_convert.h"
+
+/* -------------------------------------------------------------------- */
+/** \name Curve/Surfaces Transform Creation
+ *
+ * \{ */
+
+void createTransLatticeVerts(TransInfo *t)
+{
+  FOREACH_TRANS_DATA_CONTAINER (t, tc) {
+
+    Lattice *latt = ((Lattice *)tc->obedit->data)->editlatt->latt;
+    TransData *td = NULL;
+    BPoint *bp;
+    float mtx[3][3], smtx[3][3];
+    int a;
+    int count = 0, countsel = 0;
+    const bool is_prop_edit = (t->flag & T_PROP_EDIT) != 0;
+
+    bp = latt->def;
+    a = latt->pntsu * latt->pntsv * latt->pntsw;
+    while (a--) {
+      if (bp->hide == 0) {
+        if (bp->f1 & SELECT) {
+          countsel++;
+        }
+        if (is_prop_edit) {
+          count++;
+        }
+      }
+      bp++;
+    }
+
+    /* note: in prop mode we need at least 1 selected */
+    if (countsel == 0) {
+      return;
+    }
+
+    if (is_prop_edit) {
+      tc->data_len = count;
+    }
+    else {
+      tc->data_len = countsel;
+    }
+    tc->data = MEM_callocN(tc->data_len * sizeof(TransData), "TransObData(Lattice EditMode)");
+
+    copy_m3_m4(mtx, tc->obedit->obmat);
+    pseudoinverse_m3_m3(smtx, mtx, PSEUDOINVERSE_EPSILON);
+
+    td = tc->data;
+    bp = latt->def;
+    a = latt->pntsu * latt->pntsv * latt->pntsw;
+    while (a--) {
+      if (is_prop_edit || (bp->f1 & SELECT)) {
+        if (bp->hide == 0) {
+          copy_v3_v3(td->iloc, bp->vec);
+          td->loc = bp->vec;
+          copy_v3_v3(td->center, td->loc);
+          if (bp->f1 & SELECT) {
+            td->flag = TD_SELECTED;
+          }
+          else {
+            td->flag = 0;
+          }
+          copy_m3_m3(td->smtx, smtx);
+          copy_m3_m3(td->mtx, mtx);
+
+          td->ext = NULL;
+          td->val = NULL;
+
+          td++;
+        }
+      }
+      bp++;
+    }
+  }
+}
+
+/** \} */