slideshow: Move Operation to its own translation unit

Change-Id: Ie0be68055152347e82da66cb48cf76c54b7966c0

5 files changed, 484 insertions, 409 deletions

diff --git a/slideshow/Library_OGLTrans.mk b/slideshow/Library_OGLTrans.mk
index e1754f1c8189..db1c7881095c 100644
--- a/slideshow/Library_OGLTrans.mk
+++ b/slideshow/Library_OGLTrans.mk
@@ -41,6 +41,7 @@ ifeq ($(strip $(OS)),MACOSX)
 $(eval $(call gb_Library_add_exception_objects,OGLTrans,\
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionerImpl \
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl \
+    slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation \
 ))
 
 $(eval $(call gb_Library_use_system_darwin_frameworks,OGLTrans,\
@@ -59,12 +60,14 @@ $(eval $(call gb_Library_use_system_win32_libs,OGLTrans,\
 $(eval $(call gb_Library_add_exception_objects,OGLTrans,\
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionerImpl \
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl \
+    slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation \
 ))
 
 else
 $(eval $(call gb_Library_add_exception_objects,OGLTrans,\
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionerImpl \
     slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl \
+    slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation \
 ))
 
 $(eval $(call gb_Library_add_libs,OGLTrans,\
diff --git a/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.cxx b/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.cxx
new file mode 100644
index 000000000000..7199a7e4d9d8
--- /dev/null
+++ b/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.cxx
@@ -0,0 +1,209 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2015 by Collabora, Ltd.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include <glm/gtc/matrix_transform.hpp>
+#include <glm/gtc/type_ptr.hpp>
+
+#include "OGLTrans_Operation.hxx"
+
+SRotate::SRotate(const glm::vec3& Axis, const glm::vec3& Origin,
+        double Angle, bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1),
+    axis(Axis),
+    origin(Origin),
+    angle(Angle)
+{
+}
+
+SScale::SScale(const glm::vec3& Scale, const glm::vec3& Origin,
+        bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1),
+    scale(Scale),
+    origin(Origin)
+{
+}
+
+RotateAndScaleDepthByWidth::RotateAndScaleDepthByWidth(const glm::vec3& Axis,
+        const glm::vec3& Origin, double Angle, bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1),
+    axis(Axis),
+    origin(Origin),
+    angle(Angle)
+{
+}
+
+RotateAndScaleDepthByHeight::RotateAndScaleDepthByHeight(const glm::vec3& Axis,
+        const glm::vec3& Origin, double Angle, bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1),
+    axis(Axis),
+    origin(Origin),
+    angle(Angle)
+{
+}
+
+
+STranslate::STranslate(const glm::vec3& Vector, bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1),
+    vector(Vector)
+{
+}
+
+std::shared_ptr<SRotate>
+makeSRotate(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
+{
+    return std::make_shared<SRotate>(Axis, Origin, Angle, bInter, T0, T1);
+}
+
+std::shared_ptr<SScale>
+makeSScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1)
+{
+    return std::make_shared<SScale>(Scale, Origin, bInter, T0, T1);
+}
+
+std::shared_ptr<STranslate>
+makeSTranslate(const glm::vec3& Vector,bool bInter, double T0, double T1)
+{
+    return std::make_shared<STranslate>(Vector, bInter, T0, T1);
+}
+
+std::shared_ptr<SEllipseTranslate>
+makeSEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1)
+{
+    return std::make_shared<SEllipseTranslate>(dWidth, dHeight, dStartPosition, dEndPosition, bInter, T0, T1);
+}
+
+std::shared_ptr<RotateAndScaleDepthByWidth>
+makeRotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
+{
+    return std::make_shared<RotateAndScaleDepthByWidth>(Axis, Origin, Angle, bInter, T0, T1);
+}
+
+std::shared_ptr<RotateAndScaleDepthByHeight>
+makeRotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
+{
+    return std::make_shared<RotateAndScaleDepthByHeight>(Axis, Origin, Angle, bInter, T0, T1);
+}
+
+inline double intervalInter(double t, double T0, double T1)
+{
+    return ( t - T0 ) / ( T1 - T0 );
+}
+
+void STranslate::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+    matrix = glm::translate(matrix, glm::vec3(SlideWidthScale*t*vector.x, SlideHeightScale*t*vector.y, t*vector.z));
+}
+
+void SRotate::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, origin.z);
+    glm::vec3 scale_vector(SlideWidthScale, SlideHeightScale, 1);
+    matrix = glm::translate(matrix, translation_vector);
+    matrix = glm::scale(matrix, scale_vector);
+    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
+    matrix = glm::scale(matrix, 1.f / scale_vector);
+    matrix = glm::translate(matrix, -translation_vector);
+}
+
+void SScale::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, origin.z);
+    matrix = glm::translate(matrix, translation_vector);
+    matrix = glm::scale(matrix, static_cast<float>(1 - t) + static_cast<float>(t) * scale);
+    matrix = glm::translate(matrix, -translation_vector);
+}
+
+void RotateAndScaleDepthByWidth::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, SlideWidthScale*origin.z);
+    matrix = glm::translate(matrix, translation_vector);
+    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
+    matrix = glm::translate(matrix, -translation_vector);
+}
+
+void RotateAndScaleDepthByHeight::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, SlideHeightScale*origin.z);
+    matrix = glm::translate(matrix, translation_vector);
+    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
+    matrix = glm::translate(matrix, -translation_vector);
+}
+
+SEllipseTranslate::SEllipseTranslate(double dWidth, double dHeight, double dStartPosition,
+        double dEndPosition, bool bInter, double T0, double T1):
+    Operation(bInter, T0, T1)
+{
+    width = dWidth;
+    height = dHeight;
+    startPosition = dStartPosition;
+    endPosition = dEndPosition;
+}
+
+void SEllipseTranslate::interpolate(glm::mat4& matrix, double t, double /* SlideWidthScale */, double /* SlideHeightScale */) const
+{
+    if(t <= mnT0)
+        return;
+    if(!mbInterpolate || t > mnT1)
+        t = mnT1;
+    t = intervalInter(t,mnT0,mnT1);
+
+    double a1, a2, x, y;
+    a1 = startPosition*2*M_PI;
+    a2 = (startPosition + t*(endPosition - startPosition))*2*M_PI;
+    x = width*(cos (a2) - cos (a1))/2;
+    y = height*(sin (a2) - sin (a1))/2;
+
+    matrix = glm::translate(matrix, glm::vec3(x, 0, y));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.hxx b/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.hxx
new file mode 100644
index 000000000000..bf657d00d3ee
--- /dev/null
+++ b/slideshow/source/engine/OGLTrans/generic/OGLTrans_Operation.hxx
@@ -0,0 +1,270 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2015 by Collabora, Ltd.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef INCLUDED_OGLTRANS_OPERATIONS_HXX_
+#define INCLUDED_OGLTRANS_OPERATIONS_HXX_
+
+#include <config_lgpl.h>
+#include <glm/gtc/type_ptr.hpp>
+
+#include <boost/noncopyable.hpp>
+
+#include <memory>
+
+/** This class is to be derived to make any operation (transform) you may need in order to construct your transitions
+*/
+class Operation : private boost::noncopyable
+{
+public:
+    virtual ~Operation(){}
+
+protected:
+    /** Should this operation be interpolated . If TRUE, the transform will smoothly move from making no difference from t = 0.0 to mnT0 to being completely transformed from t = mnT1 to 1. If FALSE, the transform will be inneffectual from t = 0 to mnT0, and completely transformed from t = mnT0 to 1.
+    */
+    bool mbInterpolate;
+
+    /** time to begin the transformation
+    */
+    double mnT0;
+
+    /** time to finish the transformation
+    */
+    double mnT1;
+public:
+    /** this is the function that is called to give the Operation to OpenGL.
+
+        @param t
+        time from t = 0 to t = 1
+
+        @param SlideWidthScale
+        width of slide divided by width of window
+
+        @param SlideHeightScale
+        height of slide divided by height of window
+
+    */
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const = 0;
+
+protected:
+    Operation(bool bInterpolate, double nT0, double nT1):
+        mbInterpolate(bInterpolate), mnT0(nT0), mnT1(nT1){}
+};
+
+/** this class is a generic CounterClockWise(CCW) rotation with an axis angle
+*/
+class SRotate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Axis
+        axis to rotate about
+
+        @param Origin
+        position that rotation axis runs through
+
+        @param Angle
+        angle in radians of CCW rotation
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
+            bool bInter, double T0, double T1);
+    virtual ~SRotate(){}
+private:
+    /** axis to rotate CCW about
+    */
+    glm::vec3 axis;
+
+    /** position that rotation axis runs through
+    */
+    glm::vec3 origin;
+
+    /** angle in radians of CCW rotation
+    */
+    double angle;
+};
+
+std::shared_ptr<SRotate>
+makeSRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
+        bool bInter, double T0, double T1);
+
+/** scaling transformation
+*/
+class SScale: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Scale
+        amount to scale by
+
+        @param Origin
+        position that rotation axis runs through
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
+    virtual ~SScale(){}
+private:
+    glm::vec3 scale;
+    glm::vec3 origin;
+};
+
+std::shared_ptr<SScale>
+makeSScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
+
+/** translation transformation
+*/
+class STranslate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Vector
+        vector to translate
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    STranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
+    virtual ~STranslate(){}
+private:
+    /** vector to translate by
+    */
+    glm::vec3 vector;
+};
+
+std::shared_ptr<STranslate>
+makeSTranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
+
+/** translation transformation
+*/
+class SEllipseTranslate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Vector
+        vector to translate
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
+    virtual ~SEllipseTranslate(){}
+private:
+    /** width and length of the ellipse
+     */
+    double width, height;
+
+    /** start and end position on the ellipse <0,1>
+     */
+    double startPosition;
+    double endPosition;
+};
+
+std::shared_ptr<SEllipseTranslate>
+makeSEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
+
+/** Same as SRotate, except the depth is scaled by the width of the slide divided by the width of the window.
+*/
+class RotateAndScaleDepthByWidth: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    RotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
+    virtual ~RotateAndScaleDepthByWidth(){}
+private:
+    glm::vec3 axis;
+    glm::vec3 origin;
+    double angle;
+};
+
+std::shared_ptr<RotateAndScaleDepthByWidth>
+makeRotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
+
+/** Same as SRotate, except the depth is scaled by the width of the slide divided by the height of the window.
+*/
+class RotateAndScaleDepthByHeight: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    RotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
+    virtual ~RotateAndScaleDepthByHeight(){}
+private:
+    glm::vec3 axis;
+    glm::vec3 origin;
+    double angle;
+};
+
+std::shared_ptr<RotateAndScaleDepthByHeight>
+makeRotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
+
+#endif // INCLUDED_SLIDESHOW_OPERATIONS_HXX_
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.cxx b/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.cxx
index dd791aed6017..8d3735b675f0 100644
--- a/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.cxx
+++ b/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.cxx
@@ -37,6 +37,7 @@
 #include <comphelper/random.hxx>
 
 #include "OGLTrans_TransitionImpl.hxx"
+#include "OGLTrans_Operation.hxx"
 #include <math.h>
 
 TransitionScene::TransitionScene(TransitionScene const& rOther)
@@ -1031,181 +1032,6 @@ std::shared_ptr<OGLTransitionImpl> makeNByMTileFlip( sal_uInt16 n, sal_uInt16 m
     return makeSimpleTransition(aLeavingSlide, aEnteringSlide);
 }
 
-SRotate::SRotate(const glm::vec3& Axis, const glm::vec3& Origin,
-        double Angle, bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1),
-    axis(Axis),
-    origin(Origin),
-    angle(Angle)
-{
-}
-
-SScale::SScale(const glm::vec3& Scale, const glm::vec3& Origin,
-        bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1),
-    scale(Scale),
-    origin(Origin)
-{
-}
-
-RotateAndScaleDepthByWidth::RotateAndScaleDepthByWidth(const glm::vec3& Axis,
-        const glm::vec3& Origin, double Angle, bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1),
-    axis(Axis),
-    origin(Origin),
-    angle(Angle)
-{
-}
-
-RotateAndScaleDepthByHeight::RotateAndScaleDepthByHeight(const glm::vec3& Axis,
-        const glm::vec3& Origin, double Angle, bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1),
-    axis(Axis),
-    origin(Origin),
-    angle(Angle)
-{
-}
-
-
-STranslate::STranslate(const glm::vec3& Vector, bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1),
-    vector(Vector)
-{
-}
-
-std::shared_ptr<SRotate>
-makeSRotate(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
-{
-    return std::make_shared<SRotate>(Axis, Origin, Angle, bInter, T0, T1);
-}
-
-std::shared_ptr<SScale>
-makeSScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1)
-{
-    return std::make_shared<SScale>(Scale, Origin, bInter, T0, T1);
-}
-
-std::shared_ptr<STranslate>
-makeSTranslate(const glm::vec3& Vector,bool bInter, double T0, double T1)
-{
-    return std::make_shared<STranslate>(Vector, bInter, T0, T1);
-}
-
-std::shared_ptr<SEllipseTranslate>
-makeSEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1)
-{
-    return std::make_shared<SEllipseTranslate>(dWidth, dHeight, dStartPosition, dEndPosition, bInter, T0, T1);
-}
-
-std::shared_ptr<RotateAndScaleDepthByWidth>
-makeRotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
-{
-    return std::make_shared<RotateAndScaleDepthByWidth>(Axis, Origin, Angle, bInter, T0, T1);
-}
-
-std::shared_ptr<RotateAndScaleDepthByHeight>
-makeRotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1)
-{
-    return std::make_shared<RotateAndScaleDepthByHeight>(Axis, Origin, Angle, bInter, T0, T1);
-}
-
-inline double intervalInter(double t, double T0, double T1)
-{
-    return ( t - T0 ) / ( T1 - T0 );
-}
-
-void STranslate::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-    matrix = glm::translate(matrix, glm::vec3(SlideWidthScale*t*vector.x, SlideHeightScale*t*vector.y, t*vector.z));
-}
-
-void SRotate::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, origin.z);
-    glm::vec3 scale_vector(SlideWidthScale, SlideHeightScale, 1);
-    matrix = glm::translate(matrix, translation_vector);
-    matrix = glm::scale(matrix, scale_vector);
-    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
-    matrix = glm::scale(matrix, 1.f / scale_vector);
-    matrix = glm::translate(matrix, -translation_vector);
-}
-
-void SScale::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, origin.z);
-    matrix = glm::translate(matrix, translation_vector);
-    matrix = glm::scale(matrix, static_cast<float>(1 - t) + static_cast<float>(t) * scale);
-    matrix = glm::translate(matrix, -translation_vector);
-}
-
-void RotateAndScaleDepthByWidth::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, SlideWidthScale*origin.z);
-    matrix = glm::translate(matrix, translation_vector);
-    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
-    matrix = glm::translate(matrix, -translation_vector);
-}
-
-void RotateAndScaleDepthByHeight::interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-    glm::vec3 translation_vector(SlideWidthScale*origin.x, SlideHeightScale*origin.y, SlideHeightScale*origin.z);
-    matrix = glm::translate(matrix, translation_vector);
-    matrix = glm::rotate(matrix, static_cast<float>(t*angle), axis);
-    matrix = glm::translate(matrix, -translation_vector);
-}
-
-SEllipseTranslate::SEllipseTranslate(double dWidth, double dHeight, double dStartPosition,
-        double dEndPosition, bool bInter, double T0, double T1):
-    Operation(bInter, T0, T1)
-{
-    width = dWidth;
-    height = dHeight;
-    startPosition = dStartPosition;
-    endPosition = dEndPosition;
-}
-
-void SEllipseTranslate::interpolate(glm::mat4& matrix, double t, double /* SlideWidthScale */, double /* SlideHeightScale */) const
-{
-    if(t <= mnT0)
-        return;
-    if(!mbInterpolate || t > mnT1)
-        t = mnT1;
-    t = intervalInter(t,mnT0,mnT1);
-
-    double a1, a2, x, y;
-    a1 = startPosition*2*M_PI;
-    a2 = (startPosition + t*(endPosition - startPosition))*2*M_PI;
-    x = width*(cos (a2) - cos (a1))/2;
-    y = height*(sin (a2) - sin (a1))/2;
-
-    matrix = glm::translate(matrix, glm::vec3(x, 0, y));
-}
-
 Primitive& Primitive::operator=(const Primitive& rvalue)
 {
     Primitive aTmp(rvalue);
diff --git a/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.hxx b/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.hxx
index 0a12c255ca5e..aaccd129496e 100644
--- a/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.hxx
+++ b/slideshow/source/engine/OGLTrans/generic/OGLTrans_TransitionImpl.hxx
@@ -29,15 +29,12 @@
 #define INCLUDED_OGLTRANS_TRANSITIONIMPL_HXX_
 
 #include <config_lgpl.h>
-#include <glm/glm.hpp>
+#include <glm/gtc/type_ptr.hpp>
 
 #include <boost/noncopyable.hpp>
 
 #include <GL/glew.h>
 
-#include <basegfx/vector/b2dvector.hxx>
-#include <basegfx/vector/b3dvector.hxx>
-
 #include <memory>
 #include <vector>
 
@@ -343,236 +340,6 @@ private:
     std::vector<Vertex> Vertices;
 };
 
-/** This class is to be derived to make any operation (transform) you may need in order to construct your transitions
-*/
-class Operation : private boost::noncopyable
-{
-public:
-    virtual ~Operation(){}
-
-protected:
-    /** Should this operation be interpolated . If TRUE, the transform will smoothly move from making no difference from t = 0.0 to mnT0 to being completely transformed from t = mnT1 to 1. If FALSE, the transform will be inneffectual from t = 0 to mnT0, and completely transformed from t = mnT0 to 1.
-    */
-    bool mbInterpolate;
-
-    /** time to begin the transformation
-    */
-    double mnT0;
-
-    /** time to finish the transformation
-    */
-    double mnT1;
-public:
-    /** this is the function that is called to give the Operation to OpenGL.
-
-        @param t
-        time from t = 0 to t = 1
-
-        @param SlideWidthScale
-        width of slide divided by width of window
-
-        @param SlideHeightScale
-        height of slide divided by height of window
-
-    */
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const = 0;
-
-protected:
-    Operation(bool bInterpolate, double nT0, double nT1):
-        mbInterpolate(bInterpolate), mnT0(nT0), mnT1(nT1){}
-};
-
-/** this class is a generic CounterClockWise(CCW) rotation with an axis angle
-*/
-class SRotate: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    /** Constructor
-
-        @param Axis
-        axis to rotate about
-
-        @param Origin
-        position that rotation axis runs through
-
-        @param Angle
-        angle in radians of CCW rotation
-
-        @param bInter
-        see Operation
-
-        @param T0
-        transformation starting time
-
-        @param T1
-        transformation ending time
-
-    */
-    SRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
-            bool bInter, double T0, double T1);
-    virtual ~SRotate(){}
-private:
-    /** axis to rotate CCW about
-    */
-    glm::vec3 axis;
-
-    /** position that rotation axis runs through
-    */
-    glm::vec3 origin;
-
-    /** angle in radians of CCW rotation
-    */
-    double angle;
-};
-
-std::shared_ptr<SRotate>
-makeSRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
-        bool bInter, double T0, double T1);
-
-/** scaling transformation
-*/
-class SScale: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    /** Constructor
-
-        @param Scale
-        amount to scale by
-
-        @param Origin
-        position that rotation axis runs through
-
-        @param bInter
-        see Operation
-
-        @param T0
-        transformation starting time
-
-        @param T1
-        transformation ending time
-
-    */
-    SScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
-    virtual ~SScale(){}
-private:
-    glm::vec3 scale;
-    glm::vec3 origin;
-};
-
-std::shared_ptr<SScale>
-makeSScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
-
-/** translation transformation
-*/
-class STranslate: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    /** Constructor
-
-        @param Vector
-        vector to translate
-
-        @param bInter
-        see Operation
-
-        @param T0
-        transformation starting time
-
-        @param T1
-        transformation ending time
-
-    */
-    STranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
-    virtual ~STranslate(){}
-private:
-    /** vector to translate by
-    */
-    glm::vec3 vector;
-};
-
-std::shared_ptr<STranslate>
-makeSTranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
-
-/** translation transformation
-*/
-class SEllipseTranslate: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    /** Constructor
-
-        @param Vector
-        vector to translate
-
-        @param bInter
-        see Operation
-
-        @param T0
-        transformation starting time
-
-        @param T1
-        transformation ending time
-
-    */
-    SEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
-    virtual ~SEllipseTranslate(){}
-private:
-    /** width and length of the ellipse
-     */
-    double width, height;
-
-    /** start and end position on the ellipse <0,1>
-     */
-    double startPosition;
-    double endPosition;
-};
-
-std::shared_ptr<SEllipseTranslate>
-makeSEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
-
-/** Same as SRotate, except the depth is scaled by the width of the slide divided by the width of the window.
-*/
-class RotateAndScaleDepthByWidth: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    RotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
-    virtual ~RotateAndScaleDepthByWidth(){}
-private:
-    glm::vec3 axis;
-    glm::vec3 origin;
-    double angle;
-};
-
-std::shared_ptr<RotateAndScaleDepthByWidth>
-makeRotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
-
-/** Same as SRotate, except the depth is scaled by the width of the slide divided by the height of the window.
-*/
-class RotateAndScaleDepthByHeight: public Operation
-{
-public:
-    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
-
-    RotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
-    virtual ~RotateAndScaleDepthByHeight(){}
-private:
-    glm::vec3 axis;
-    glm::vec3 origin;
-    double angle;
-};
-
-std::shared_ptr<RotateAndScaleDepthByHeight>
-makeRotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle,bool bInter, double T0, double T1);
-
 #endif // INCLUDED_SLIDESHOW_TRANSITION_HXX_
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */