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OpenWalnut
OpenWalnut Core
Commits
f9538d6a
Commit
f9538d6a
authored
Aug 04, 2014
by
Alexander Otte, Markus Jankowski, Michael Hamburger
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[ADD] new module that can draw DVR or MIP projections on planes of the
bounding box of a scalar dataset
parent
183b0fd7
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CONTRIBUTORS
CONTRIBUTORS
+3
-0
src/modules/projectionsAsContext/WMProject.cpp
src/modules/projectionsAsContext/WMProject.cpp
+403
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src/modules/projectionsAsContext/WMProject.h
src/modules/projectionsAsContext/WMProject.h
+161
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src/modules/projectionsAsContext/WMProject.png
src/modules/projectionsAsContext/WMProject.png
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src/modules/projectionsAsContext/WMProject.xpm
src/modules/projectionsAsContext/WMProject.xpm
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src/modules/projectionsAsContext/shaders/WMProject-fragment.glsl
...ules/projectionsAsContext/shaders/WMProject-fragment.glsl
+216
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src/modules/projectionsAsContext/shaders/WMProject-vertex.glsl
...odules/projectionsAsContext/shaders/WMProject-vertex.glsl
+38
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CONTRIBUTORS
View file @
f9538d6a
...
...
@@ -2,6 +2,7 @@ Alois Schloegl
Andreas Schwarzkopf
André Reichenbach
Anne Berres
Alexander Otte
Christian Heine
Christof Pieloth
Cornelius Müller
...
...
@@ -11,8 +12,10 @@ Gerald Sommer
Jan Forberg
Marcus Stuber
Mario Hlawitschka
Markus Jankowski
Matthias Berndt
Matthias Klose
Michael Hamburger
Patrick Oesterling
Robert Frohl
Robin Ledig
...
...
src/modules/projectionsAsContext/WMProject.cpp
0 → 100644
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f9538d6a
This diff is collapsed.
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src/modules/projectionsAsContext/WMProject.h
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f9538d6a
//---------------------------------------------------------------------------
//
// Project: OpenWalnut ( http://www.openwalnut.org )
//
// Copyright 2013 OpenWalnut Community, BSV-Leipzig and CNCF-CBS
// For more information see http://www.openwalnut.org/copying
//
// This file is part of OpenWalnut.
//
// OpenWalnut is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// OpenWalnut 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 for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
//
//---------------------------------------------------------------------------
#ifndef WMProject_H
#define WMProject_H
#include <string>
#include "core/kernel/WModule.h"
#include "core/common/WItemSelection.h"
#include "core/common/WItemSelectionItem.h"
#include "core/common/WItemSelectionItemTyped.h"
#include "core/common/WItemSelector.h"
#include "core/common/WPropertyHelper.h"
#include <osg/Geode>
#include "core/kernel/WModule.h"
#include "core/kernel/WModuleInputData.h"
#include "core/kernel/WModuleOutputData.h"
enum
PlaneType
{
NONE
,
MIP
,
COMPOSITING_F2B
,
COMPOSITING_B2F
};
// forward declarations to reduce compile dependencies
template
<
class
T
>
class
WModuleInputData
;
class
WDataSetScalar
;
class
WGEManagedGroupNode
;
/**
* Computes contour lines (aka isolines) for the given data and render them on a 2D plane.
* \ingroup modules
*/
class
WMProject
:
public
WModule
{
public:
/**
* Creates the module for drawing contour lines.
*/
WMProject
();
/**
* Destroys this module.
*/
virtual
~
WMProject
();
/**
* Gives back the name of this module.
* \return the module's name.
*/
virtual
const
std
::
string
getName
()
const
;
/**
* Gives back a description of this module.
* \return description to module.
*/
virtual
const
std
::
string
getDescription
()
const
;
/**
* Due to the prototype design pattern used to build modules, this method returns a new instance of this method. NOTE: it
* should never be initialized or modified in some other way. A simple new instance is required.
*
* \return the prototype used to create every module in OpenWalnut.
*/
virtual
boost
::
shared_ptr
<
WModule
>
factory
()
const
;
/**
* Get the icon for this module in XPM format.
*
* \return The icon.
*/
virtual
const
char
**
getXPMIcon
()
const
;
protected:
/**
* Entry point after loading the module. Runs in separate thread.
*/
virtual
void
moduleMain
();
/**
* Initialize the connectors this module is using.
*/
virtual
void
connectors
();
/**
* Initialize the properties for this module.
*/
virtual
void
properties
();
/**
* Initialize requirements for this module.
*/
virtual
void
requirements
();
osg
::
ref_ptr
<
osg
::
Geode
>
m_geode
;
private:
/**
* Input connector for scalar data.
*/
boost
::
shared_ptr
<
WModuleInputData
<
WDataSetScalar
>
>
m_scalarIC
;
/**
* The transfer function as an input data set
*/
boost
::
shared_ptr
<
WModuleInputData
<
WDataSetSingle
>
>
m_transferFunction
;
/**
* The OSG root node for this module. All other geodes or OSG nodes will be attached on this single node.
*/
osg
::
ref_ptr
<
WGEManagedGroupNode
>
m_rootNode
;
/**
* Needed for recreating the geometry, incase when resolution changes.
*/
boost
::
shared_ptr
<
WCondition
>
m_propCondition
;
typedef
WItemSelectionItemTyped
<
PlaneType
>
MyItemType
;
boost
::
shared_ptr
<
WItemSelection
>
m_possibleSelectionsUsingTypes
;
WPropSelection
m_singleSelectionAxialTop
,
m_singleSelectionAxialBottom
,
m_singleSelectionCoronalTop
,
m_singleSelectionCoronalBottom
,
m_singleSelectionSagittalTop
,
m_singleSelectionSagittalBottom
;
WPropDouble
m_earlyRayTerminationAlpha
;
// Output
WPropPosition
m_maxCoordsPosition
;
WPropPosition
m_normalOut
;
WPropInt
m_planeTypes
[
6
];
osg
::
ref_ptr
<
WGEShader
>
m_shader
;
boost
::
shared_ptr
<
WDataSetScalar
>
scalarData
;
};
#endif // WMProject_H
src/modules/projectionsAsContext/WMProject.png
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f9538d6a
1.57 KB
src/modules/projectionsAsContext/WMProject.xpm
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f9538d6a
/* XPM */
static const char * WMProject_xpm[] = {
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"; c #EE9945",
"> c #EE9843",
", c #ED9742",
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") c #ED9640",
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"# 1 p q r 1 - ; s , , ' 1 a t u v w / k 1 k _ ( _ 1 l [ x 1 y z ",
"A 1 4 r B 1 C D , ' ' 0 1 ~ ] ] E F _ _ 1 ( _ : ( 1 G } n 1 H I ",
"3 1 J K L 1 1 1 1 1 ! ! 1 { ^ k M N _ _ 1 ( _ ( c 1 } O o 1 P Q ",
"& 1 R - S 1 T , 9 0 ! { 1 ~ ^ _ U F _ ( V W ( l X Y n o Z 1 ` .",
"5 1 L ; ..1 ' ' 0 ! ~ { 1 k +.@.#.$._ c %.&.*.X =.-.o ;.P 1 .>.",
"* 1 ,.'.T 1 1 1 1 1 ~ ^ 1 1 ).!.~.{.( : ].^././.(._.:.P Q 1 <.[.",
"L 1 1 8 , 9 ! }.a ~ |.^ / / _ b _ _ : c c 1.x O o z 2.3.1 1 4.5.",
"S s 6.' 7.) ! a { ^ k k _ k _ ( _ : ( 8.1.x n o 9.P Q .0.[.5.a.",
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"T ' ! a t.] u.k ^ k _ ( _ _ ( : v.[ x n o 9.P Q w.x.[.p.q.r.y.z.",
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"[ x d :@z <@[@@@}@|@1@2@3@4@5@6@7@.+.+.+.+.+.+.+.+.+.+.+.+.+.+.+"};
src/modules/projectionsAsContext/shaders/WMProject-fragment.glsl
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f9538d6a
//---------------------------------------------------------------------------
//
// Project: OpenWalnut ( http://www.openwalnut.org )
//
// Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
// For more information see http://www.openwalnut.org/copying
//
// This file is part of OpenWalnut.
//
// OpenWalnut is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// OpenWalnut 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 for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
//
//---------------------------------------------------------------------------
#version 130
#include "WGEColormapping-fragment.glsl"
// If this uniform is true, the plane should not discard fragments
uniform
bool
u_showComplete
;
uniform
vec3
maxCoords
;
// contains the size of the 3d texture
uniform
sampler1D
u_transferFunctionSampler
;
// contains the transfer function histogram
/*
Values are the same as in the enum Type PlaneType
in WMProject.h e. g.
0: None
1: MIP
2: Compositing F2B
3: Compositing B2F
*/
uniform
int
axialTop
;
uniform
int
axialBottom
;
uniform
int
coronalTop
;
uniform
int
coronalBottom
;
uniform
int
sagittalTop
;
uniform
int
sagittalBottom
;
uniform
float
earlyRayTerminationAlpha
;
varying
vec3
normal
;
void
doMIP
(
vec3
initialPosition
,
int
direction
,
float
maxSize
)
{
float
maxColor
=
0
.
0
;
for
(
float
n
=
0
.
0
;
n
<
1
.
0
;
n
+=
1
.
0
/
maxSize
)
{
initialPosition
[
direction
]
=
n
;
if
(
texture3D
(
u_colormap0Sampler
,
initialPosition
).
r
>
maxColor
)
maxColor
=
texture3D
(
u_colormap0Sampler
,
initialPosition
).
r
;
}
gl_FragColor
=
vec4
(
maxColor
,
maxColor
,
maxColor
,
1
.
0
);
}
void
doCompositingF2B
(
vec3
initialPosition
,
int
direction
,
float
maxSize
)
{
vec3
finalColor
=
texture1D
(
u_transferFunctionSampler
,
texture3D
(
u_colormap0Sampler
,
initialPosition
).
r
).
rgb
;
float
finalAlpha
=
texture1D
(
u_transferFunctionSampler
,
texture3D
(
u_colormap0Sampler
,
initialPosition
).
r
).
a
;
bool
front
=
initialPosition
[
direction
]
==
0
.
0
;
float
n
;
bool
run
=
true
;
if
(
front
)
{
n
=
1
.
0
/
maxSize
;
}
else
{
n
=
1
.
0
-
1
.
0
/
maxSize
;
// invert
}
while
(
run
)
{
initialPosition
[
direction
]
=
n
;
vec4
nextPlane
=
texture1D
(
u_transferFunctionSampler
,
texture3D
(
u_colormap0Sampler
,
initialPosition
).
r
);
nextPlane
=
vec4
(
nextPlane
.
rgb
*
nextPlane
.
a
,
nextPlane
.
a
);
// C_out = (1 - a_in)*C + C_in
finalColor
=
(
1
-
finalAlpha
)
*
nextPlane
.
rgb
+
finalColor
;
// a_out = (1 - a_in)*a + a_in
finalAlpha
=
(
1
-
finalAlpha
)
*
nextPlane
.
a
+
finalAlpha
;
if
(
finalAlpha
>
earlyRayTerminationAlpha
)
{
run
=
false
;
// Early Ray Termination
}
else
{
if
(
front
)
{
n
+=
1
.
0
/
maxSize
;
if
(
n
>
1
.
0
)
{
run
=
false
;
}
}
else
{
n
-=
1
.
0
/
maxSize
;
if
(
n
<
0
.
0
)
{
run
=
false
;
}
}
}
}
gl_FragColor
=
vec4
(
finalColor
,
1
.
0
);
}
void
doCompositingB2F
(
vec3
initialPosition
,
int
direction
,
float
maxSize
)
{
bool
front
=
initialPosition
[
direction
]
==
0
.
0
;
float
n
;
bool
run
=
true
;
vec3
finalColor
=