FGFS-4.1/OpenSceneGraph
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To osg::AutoTransform added support for MinimumScale, MaximumScale and AutoScaleTransitionWidth parameters

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and a new scheme for computing the scaling when using autoscale that introduces smooth
transitions to the scaling of the subgraph so that it looks more natural.
This commit is contained in:
Robert Osfield
2008-03-18 15:37:38 +00:00
parent b08f438946
commit 1d1dcf2cf3
6 changed files with 80 additions and 7 deletions
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17
src/osgPlugins/ive/AutoTransform.cpp
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@@ -37,8 +37,16 @@ void AutoTransform::write(DataOutputStream* out){
out->writeBool(getAutoScaleToScreen());
if ( out->getVersion() >= VERSION_0025 )
{
out->writeFloat(getMinimumScale());
out->writeFloat(getMaximumScale());
out->writeFloat(getAutoScaleTransistionWidthRatio());
}
out->writeQuat(getRotation());
out->writeVec3(getScale());
}
void AutoTransform::read(DataInputStream* in){
@@ -64,8 +72,17 @@ void AutoTransform::read(DataInputStream* in){
setAutoScaleToScreen(in->readBool());
if ( in->getVersion() >= VERSION_0025 )
{
setMinimumScale(in->readFloat());
setMaximumScale(in->readFloat());
setAutoScaleTransistionWidthRatio(in->readFloat());
}
setRotation(in->readQuat());
setScale(in->readVec3());
}
else{
throw Exception("AutoTransform::read(): Expected AutoTransform identification.");

3
src/osgPlugins/ive/IveVersion.h
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@@ -33,8 +33,9 @@
#define VERSION_0022 22
#define VERSION_0023 23
#define VERSION_0024 24
#define VERSION_0025 25
#define VERSION VERSION_0024
#define VERSION VERSION_0025
/* The BYTE_SEX tag is used to check the endian
of the IVE file being read in. The IVE format