int main(
int /*argc*/,
char** /*argv*/)
{
osg::ref_ptr<osg::Node> model = osgDB::readNodeFile("cessna.osg");
osg::ref_ptr<osg::Group> root = new osg::Group;
root->addChild(model);
osg::Node* light0 = createLightSource(
0,
osg::Vec3(-20.0f, 0.0f, 0.0f),
osg::Vec4(1.0f, 1.0f, 0.0f, 1.0f));
osg::Node* light1 = createLightSource(
1,
osg::Vec3(0.0f, -20.0f, 0.0f),
osg::Vec4(0.0f, 1.0f, 1.0f, 1.0f));
root->getOrCreateStateSet()->setMode(
GL_LIGHT0,
osg::StateAttribute::ON);
root->getOrCreateStateSet()->setMode(
GL_LIGHT1,
osg::StateAttribute::ON);
root->addChild(light0);
root->addChild(light1);
osgViewer::Viewer viewer;
viewer.setSceneData(root.get());
return viewer.run();
}
int main(int argc, char *argv[]) {
FILE *input;
char *fileName = argv[1];
Sphere **sphereList = (Sphere **) malloc(sizeof(Sphere *));
int sphereListLength = 0;
View view;
Point eyePoint;
Light lightSource;
Color ambientLight;
FILE *output;
tryOpen(&input, fileName);
readSphereList(&input, sphereList, &sphereListLength);
createView(&view);
createEyePoint(&eyePoint);
createLightSource(&lightSource);
createAmbience(&ambientLight);
output = fopen("image.ppm", "w");
fprintf(output, "P3\n");
fprintf(output, "%d %d\n", view.width, view.height);
fprintf(output, "%d\n\n", 255);
castAllRays(&view, &eyePoint, &ambientLight, &lightSource, sphereList, &sphereListLength, &output);
free(sphereList);
fclose(output);
}
