FGFS-4.1/OpenSceneGraph
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Added GeometryTechinque to osgTerrain. Added usage of GeometryTechnique into osgterrain example

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Added --width and --height command line options to osgdistortion to allow users
to control the window size.
This commit is contained in:
Robert Osfield
2007-03-21 16:34:04 +00:00
parent 2b52de5e9c
commit 541c3f13e9
19 changed files with 386 additions and 53 deletions
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11
examples/osgdistortion/osgdistortion.cpp
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@@ -170,7 +170,7 @@ osg::Node* createDistortionSubgraph(osg::Node* subgraph, const osg::Vec4& clearC
return distortionNode;
}
void setDomeFaces(osgViewer::Viewer& viewer, osg::ArgumentParser& /*arguments*/)
void setDomeFaces(osgViewer::Viewer& viewer, osg::ArgumentParser& arguments)
{
osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface();
@@ -183,6 +183,9 @@ void setDomeFaces(osgViewer::Viewer& viewer, osg::ArgumentParser& /*arguments*/)
unsigned int width, height;
wsi->getScreenResolution(osg::GraphicsContext::ScreenIdentifier(0), width, height);
while (arguments.read("--width",width)) {}
while (arguments.read("--height",height)) {}
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
traits->x = 0;
traits->y = 0;
@@ -435,6 +438,9 @@ void setDomeCorrection(osgViewer::Viewer& viewer, osg::ArgumentParser& arguments
unsigned int width, height;
wsi->getScreenResolution(osg::GraphicsContext::ScreenIdentifier(0), width, height);
while (arguments.read("--width",width)) {}
while (arguments.read("--height",height)) {}
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
traits->x = 0;
traits->y = 0;
@@ -443,6 +449,8 @@ void setDomeCorrection(osgViewer::Viewer& viewer, osg::ArgumentParser& arguments
traits->windowDecoration = false;
traits->doubleBuffer = true;
traits->sharedContext = 0;
osg::ref_ptr<osg::GraphicsContext> gc = osg::GraphicsContext::createGraphicsContext(traits.get());
if (!gc)
@@ -656,6 +664,7 @@ int main(int argc, char** argv)
else
{
osg::Node* distortionNode = createDistortionSubgraph( osgDB::readNodeFiles(arguments), viewer.getCamera()->getClearColor());
viewer.setSceneData( distortionNode );
}

9
examples/osgterrain/osgterrain.cpp
View File

@@ -16,6 +16,7 @@
#include <osgText/FadeText>
#include <osgTerrain/TerrainNode>
#include <osgTerrain/GeometryTechnique>
#include <osgTerrain/Layer>
#include <iostream>
@@ -33,7 +34,7 @@ int main(int argc, char** argv)
double w = 1.0;
double h = 1.0;
osg::ref_ptr<osg::Node> root = new osgTerrain::TerrainNode;
osg::ref_ptr<osgTerrain::TerrainNode> terrain = new osgTerrain::TerrainNode;
bool readParameter = false;
do
@@ -61,12 +62,14 @@ int main(int argc, char** argv)
} while (readParameter);
osg::ref_ptr<osgTerrain::GeometryTechnique> geometryTechnique = new osgTerrain::GeometryTechnique;
terrain->setTerrainTechnique(geometryTechnique.get());
if (!root) return 0;
if (!terrain) return 0;
// add a viewport to the viewer and attach the scene graph.
viewer.setSceneData(root.get());
viewer.setSceneData(terrain.get());
return viewer.run();
}