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OpenWalnut
OpenWalnut Core
Commits
0aafa7da
Commit
0aafa7da
authored
Oct 07, 2010
by
Sebastian Eichelbaum
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[FIX] - fixes offscreen render problem on MacOS X
parent
c5643cb3
Changes
5
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5 changed files
with
60 additions
and
2 deletions
+60
-2
src/graphicsEngine/WGEOffscreenFinalPass.cpp
src/graphicsEngine/WGEOffscreenFinalPass.cpp
+22
-0
src/graphicsEngine/WGEOffscreenRenderPass.cpp
src/graphicsEngine/WGEOffscreenRenderPass.cpp
+4
-0
src/graphicsEngine/WGETextureHud.cpp
src/graphicsEngine/WGETextureHud.cpp
+7
-1
src/graphicsEngine/WGETextureHud.h
src/graphicsEngine/WGETextureHud.h
+12
-0
src/graphicsEngine/shaders/WGEUtils.glsl
src/graphicsEngine/shaders/WGEUtils.glsl
+15
-1
No files found.
src/graphicsEngine/WGEOffscreenFinalPass.cpp
View file @
0aafa7da
...
...
@@ -34,6 +34,17 @@ WGEOffscreenFinalPass::WGEOffscreenFinalPass( size_t textureWidth, size_t textur
// initialize members
setRenderTargetImplementation
(
osg
::
Camera
::
FRAME_BUFFER
);
setRenderOrder
(
osg
::
Camera
::
NESTED_RENDER
,
0
);
// render before the hud
if
(
m_hud
)
{
getOrCreateStateSet
()
->
setRenderBinDetails
(
m_hud
->
getRenderBin
()
-
1
,
"RenderBin"
);
}
else
{
getOrCreateStateSet
()
->
setRenderBinDetails
(
10000
,
"RenderBin"
);
}
osg
::
StateSet
*
state
=
this
->
getOrCreateStateSet
();
state
->
setMode
(
GL_DEPTH_TEST
,
osg
::
StateAttribute
::
ON
);
}
...
...
@@ -45,6 +56,17 @@ WGEOffscreenFinalPass::WGEOffscreenFinalPass( size_t textureWidth, size_t textur
// initialize members
setRenderTargetImplementation
(
osg
::
Camera
::
FRAME_BUFFER
);
setRenderOrder
(
osg
::
Camera
::
NESTED_RENDER
,
0
);
// render before the hud
if
(
m_hud
)
{
getOrCreateStateSet
()
->
setRenderBinDetails
(
m_hud
->
getRenderBin
()
-
1
,
"RenderBin"
);
}
else
{
getOrCreateStateSet
()
->
setRenderBinDetails
(
10000
,
"RenderBin"
);
}
osg
::
StateSet
*
state
=
this
->
getOrCreateStateSet
();
state
->
setMode
(
GL_DEPTH_TEST
,
osg
::
StateAttribute
::
ON
);
}
...
...
src/graphicsEngine/WGEOffscreenRenderPass.cpp
View file @
0aafa7da
...
...
@@ -91,7 +91,11 @@ osg::ref_ptr< osg::Texture2D > WGEOffscreenRenderPass::attach( BufferComponent b
}
else
{
#if defined(__APPLE__)
tex
=
createTexture
(
GL_RGBA
);
// on MacOS X, only RGBA textures work as attachment for FBO's
#else
tex
=
createTexture
(
internalFormat
);
#endif
}
attach
(
buffer
,
tex
);
return
tex
;
...
...
src/graphicsEngine/WGETextureHud.cpp
View file @
0aafa7da
...
...
@@ -44,10 +44,11 @@ WGETextureHud::WGETextureHud():
osg
::
Projection
(),
m_group
(
new
WGEGroupNode
()
),
m_maxElementWidth
(
256
),
m_renderBin
(
10000
),
m_viewport
(
new
osg
::
Viewport
()
),
m_coupleTexViewport
(
false
)
{
getOrCreateStateSet
()
->
setRenderBinDetails
(
1000
,
"RenderBin"
);
getOrCreateStateSet
()
->
setRenderBinDetails
(
m_renderBin
,
"RenderBin"
);
m_group
->
addUpdateCallback
(
new
SafeUpdateCallback
(
this
)
);
addChild
(
m_group
);
}
...
...
@@ -310,3 +311,8 @@ osg::ref_ptr< osg::Texture2D > WGETextureHud::WGETextureHudEntry::getTexture() c
return
m_texture
;
}
size_t
WGETextureHud
::
getRenderBin
()
const
{
return
m_renderBin
;
}
src/graphicsEngine/WGETextureHud.h
View file @
0aafa7da
...
...
@@ -183,6 +183,13 @@ public:
*/
void
coupleViewportWithTextureViewport
(
bool
couple
=
true
);
/**
* Returns the render bin used by the HUD.
*
* \return the bin number
*/
size_t
getRenderBin
()
const
;
protected:
/**
...
...
@@ -196,6 +203,11 @@ protected:
*/
unsigned
int
m_maxElementWidth
;
/**
* The render bin to use
*/
size_t
m_renderBin
;
/**
* The current viewport of
*/
...
...
src/graphicsEngine/shaders/WGEUtils.glsl
View file @
0aafa7da
...
...
@@ -45,8 +45,22 @@ float scaleZeroOne( in float threshold, in float min, in float max )
*
* \return true if zero.
*/
bool
isZero
(
in
float
value
,
in
float
epsilon
=
0
.
001
)
bool
isZero
(
in
float
value
,
in
float
epsilon
)
{
return
(
abs
(
value
)
<=
epsilon
);
}
/**
* Evaluates a given value whether it is zero, or more exactly, if it can be seen as zero.
* \note This version is needed for portability as the GLSL compiler on MacOS X does not allow argument default values in functions.
*
* \param value the value to check
* \param epsilon the epsilon to use. Default is 0.001. Much lower is not recommended since floating point precision in GLSL is not that high.
*
* \return true if zero.
*/
bool
isZero
(
in
float
value
)
{
return
(
abs
(
value
)
<=
0
.
001
);
}
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