1 files changed, 112 insertions, 0 deletions
diff --git a/source/blender/modifiers/intern/MOD_shapekey.c b/source/blender/modifiers/intern/MOD_shapekey.c
new file mode 100644
index 00000000000..f73dcc25235
--- /dev/null
+++ b/source/blender/modifiers/intern/MOD_shapekey.c
@@ -0,0 +1,112 @@
+/*
+* $Id$
+*
+* ***** BEGIN GPL LICENSE BLOCK *****
+*
+* 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) 2005 by the Blender Foundation.
+* All rights reserved.
+*
+* Contributor(s): Daniel Dunbar
+*                 Ton Roosendaal,
+*                 Ben Batt,
+*                 Brecht Van Lommel,
+*                 Campbell Barton
+*
+* ***** END GPL LICENSE BLOCK *****
+*
+*/
+
+#include "BLI_math.h"
+
+#include "DNA_key_types.h"
+
+#include "BKE_cdderivedmesh.h"
+#include "BKE_key.h"
+#include "BKE_particle.h"
+
+#include "MOD_modifiertypes.h"
+
+#include "MEM_guardedalloc.h"
+
+static void deformVerts(
+					 ModifierData *md, Object *ob, DerivedMesh *derivedData,
+	  float (*vertexCos)[3], int numVerts, int useRenderParams, int isFinalCalc)
+{
+	KeyBlock *kb= ob_get_keyblock(ob);
+	float (*deformedVerts)[3];
+
+	if(kb && kb->totelem == numVerts) {
+		deformedVerts= (float(*)[3])do_ob_key(md->scene, ob);
+		if(deformedVerts) {
+			memcpy(vertexCos, deformedVerts, sizeof(float)*3*numVerts);
+			MEM_freeN(deformedVerts);
+		}
+	}
+}
+
+static void deformVertsEM(
+					   ModifierData *md, Object *ob, struct EditMesh *editData,
+	DerivedMesh *derivedData, float (*vertexCos)[3], int numVerts)
+{
+	Key *key= ob_get_key(ob);
+
+	if(key && key->type == KEY_RELATIVE)
+		deformVerts(md, ob, derivedData, vertexCos, numVerts, 0, 0);
+}
+
+static void deformMatricesEM(
+						  ModifierData *md, Object *ob, struct EditMesh *editData,
+	   DerivedMesh *derivedData, float (*vertexCos)[3],
+						 float (*defMats)[3][3], int numVerts)
+{
+	Key *key= ob_get_key(ob);
+	KeyBlock *kb= ob_get_keyblock(ob);
+	float scale[3][3];
+	int a;
+
+	if(kb && kb->totelem==numVerts && kb!=key->refkey) {
+		scale_m3_fl(scale, kb->curval);
+
+		for(a=0; a<numVerts; a++)
+			copy_m3_m3(defMats[a], scale);
+	}
+}
+
+
+ModifierTypeInfo modifierType_ShapeKey = {
+	/* name */              "ShapeKey",
+	/* structName */        "ShapeKeyModifierData",
+	/* structSize */        sizeof(ShapeKeyModifierData),
+	/* type */              eModifierTypeType_OnlyDeform,
+	/* flags */             eModifierTypeFlag_AcceptsCVs
+							| eModifierTypeFlag_SupportsEditmode,
+
+	/* copyData */          0,
+	/* deformVerts */       deformVerts,
+	/* deformVertsEM */     deformVertsEM,
+	/* deformMatricesEM */  deformMatricesEM,
+	/* applyModifier */     0,
+	/* applyModifierEM */   0,
+	/* initData */          0,
+	/* requiredDataMask */  0,
+	/* freeData */          0,
+	/* isDisabled */        0,
+	/* updateDepgraph */    0,
+	/* dependsOnTime */     0,
+	/* foreachObjectLink */ 0,
+	/* foreachIDLink */     0,
+};