FGFS-4.1/OpenSceneGraph
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Added --fbo-samples value and --color-samples value command line paramters for enabling fbo multisampling

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This commit is contained in:
Robert Osfield 2008-06-18 14:21:22 +00:00
parent 90ea0bd95f
commit 7ae28bea0d
1 changed files with 18 additions and 6 deletions
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24
examples/osgprerender/osgprerender.cpp
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@ -200,7 +200,11 @@ struct MyCameraPostDrawCallback : public osg::Camera::DrawCallback
}; };
osg::Node* createPreRenderSubGraph(osg::Node* subgraph, unsigned tex_width, unsigned tex_height, osg::Camera::RenderTargetImplementation renderImplementation, bool useImage, bool useTextureRectangle, bool useHDR) osg::Node* createPreRenderSubGraph(osg::Node* subgraph,
unsigned tex_width, unsigned tex_height,
osg::Camera::RenderTargetImplementation renderImplementation,
bool useImage, bool useTextureRectangle, bool useHDR,
unsigned int samples, unsigned int colorSamples)
{ {
if (!subgraph) return 0; if (!subgraph) return 0;
@ -359,7 +363,8 @@ osg::Node* createPreRenderSubGraph(osg::Node* subgraph, unsigned tex_width, unsi
image->allocateImage(tex_width, tex_height, 1, GL_RGBA, GL_FLOAT); image->allocateImage(tex_width, tex_height, 1, GL_RGBA, GL_FLOAT);
// attach the image so its copied on each frame. // attach the image so its copied on each frame.
camera->attach(osg::Camera::COLOR_BUFFER, image); camera->attach(osg::Camera::COLOR_BUFFER, image,
samples, colorSamples);
camera->setPostDrawCallback(new MyCameraPostDrawCallback(image)); camera->setPostDrawCallback(new MyCameraPostDrawCallback(image));
@ -376,7 +381,9 @@ osg::Node* createPreRenderSubGraph(osg::Node* subgraph, unsigned tex_width, unsi
else else
{ {
// attach the texture and use it as the color buffer. // attach the texture and use it as the color buffer.
camera->attach(osg::Camera::COLOR_BUFFER, texture); camera->attach(osg::Camera::COLOR_BUFFER, texture,
0, 0, false,
samples, colorSamples);
} }
@ -427,8 +434,11 @@ int main( int argc, char **argv )
return 1; return 1;
} }
unsigned tex_width = 1024; unsigned int tex_width = 1024;
unsigned tex_height = 512; unsigned int tex_height = 512;
unsigned int samples = 0;
unsigned int colorSamples = 0;
while (arguments.read("--width", tex_width)) {} while (arguments.read("--width", tex_width)) {}
while (arguments.read("--height", tex_height)) {} while (arguments.read("--height", tex_height)) {}
@ -439,6 +449,8 @@ int main( int argc, char **argv )
while (arguments.read("--pbuffer-rtt")) { renderImplementation = osg::Camera::PIXEL_BUFFER_RTT; } while (arguments.read("--pbuffer-rtt")) { renderImplementation = osg::Camera::PIXEL_BUFFER_RTT; }
while (arguments.read("--fb")) { renderImplementation = osg::Camera::FRAME_BUFFER; } while (arguments.read("--fb")) { renderImplementation = osg::Camera::FRAME_BUFFER; }
while (arguments.read("--window")) { renderImplementation = osg::Camera::SEPERATE_WINDOW; } while (arguments.read("--window")) { renderImplementation = osg::Camera::SEPERATE_WINDOW; }
while (arguments.read("--fbo-samples", samples)) {}
while (arguments.read("--color-samples", colorSamples)) {}
bool useImage = false; bool useImage = false;
while (arguments.read("--image")) { useImage = true; } while (arguments.read("--image")) { useImage = true; }
@ -469,7 +481,7 @@ int main( int argc, char **argv )
loadedModelTransform->setUpdateCallback(nc); loadedModelTransform->setUpdateCallback(nc);
osg::Group* rootNode = new osg::Group(); osg::Group* rootNode = new osg::Group();
rootNode->addChild(createPreRenderSubGraph(loadedModelTransform,tex_width,tex_height, renderImplementation, useImage, useTextureRectangle, useHDR)); rootNode->addChild(createPreRenderSubGraph(loadedModelTransform,tex_width,tex_height, renderImplementation, useImage, useTextureRectangle, useHDR, samples, colorSamples));
// add model to the viewer. // add model to the viewer.
viewer.setSceneData( rootNode ); viewer.setSceneData( rootNode );