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Unified Diff: source/blender/freestyle/intern/scene_graph/NodeTransform.h

Issue 7416049: Freestyle r54826 branch review Base URL: https://svn.blender.org/svnroot/bf-blender/trunk/blender/
Patch Set: Created 11 years, 1 month ago
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Index: source/blender/freestyle/intern/scene_graph/NodeTransform.h
===================================================================
--- source/blender/freestyle/intern/scene_graph/NodeTransform.h (revision 0)
+++ source/blender/freestyle/intern/scene_graph/NodeTransform.h (working copy)
@@ -0,0 +1,110 @@
+/*
+ * ***** 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) 2010 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef __FREESTYLE_NODE_TRANSFORM_H__
+#define __FREESTYLE_NODE_TRANSFORM_H__
+
+/** \file blender/freestyle/intern/scene_graph/NodeTransform.h
+ * \ingroup freestyle
+ * \brief Class to represent a transform node. A Transform node contains one or several children,
+ * \brief all affected by the transformation.
+ * \author Stephane Grabli
+ * \date 06/02/2002
+ */
+
+#include "NodeGroup.h"
+
+#include "../geometry/Geom.h"
+
+#include "../system/FreestyleConfig.h"
+
+using namespace Geometry;
+
+class LIB_SCENE_GRAPH_EXPORT NodeTransform : public NodeGroup
+{
+public:
+ inline NodeTransform() : NodeGroup()
+ {
+ _Matrix = Matrix44r::identity();
+ _Scaled = false;
+ }
+
+ virtual ~NodeTransform() {}
+
+ /*! multiplys the current matrix by the x, y, z translation matrix. */
+ void Translate(real x, real y, real z);
+
+ /*! multiplys the current matrix by a rotation matrix
+ * iAngle
+ * The rotation angle
+ * x, y, z
+ * The rotation axis
+ */
+ void Rotate(real iAngle, real x, real y, real z);
+
+ /*! multiplys the current matrix by a scaling matrix.
+ * x, y, z
+ * The scaling coefficients with respect to the x,y,z axis
+ */
+ void Scale(real x, real y, real z);
+
+ /*! Multiplys the current matrix by iMatrix */
+ void MultiplyMatrix(const Matrix44r &iMatrix);
+
+ /*! Sets the current matrix to iMatrix */
+ void setMatrix(const Matrix44r &iMatrix);
+
+ /*! Accept the corresponding visitor */
+ virtual void accept(SceneVisitor& v);
+
+ /*! Overloads the Node::AddBBox in order to take care about the transformation */
+ virtual void AddBBox(const BBox<Vec3r>& iBBox);
+
+ /*! Checks whether a matrix contains a scale factor or not.
+ * Returns true if yes.
+ * M
+ * The matrix to check
+ */
+ bool isScaled(const Matrix44r &M);
+
+ /*! accessors */
+ inline const Matrix44r& matrix() const
+ {
+ return _Matrix;
+ }
+
+ inline bool scaled() const
+ {
+ return _Scaled;
+ }
+
+private:
+ Matrix44r _Matrix;
+ bool _Scaled;
+};
+
+#endif // __FREESTYLE_NODE_TRANSFORM_H__

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