// Load texture into memory
void LoadGLTextures(void)
{
OSG::ImageRefPtr image = OSG::Image::create();
if(!image->read("./Data/worldground.jpg"))
{
printf("Could not read ./Data/worldground.jpg!!\n");
exit(1);
}
// create Texture
glGenTextures(1, &texture[0]);
// texture 2 (linear scaling)
glBindTexture(GL_TEXTURE_2D, texture[0]); // 2d texture (x and y size)
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR); // scale linearly when image bigger than texture
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR); // scale linearly when image smalled than texture
glTexImage2D(GL_TEXTURE_2D, 0, 3, image->getWidth(), image->getHeight(), 0, GL_RGB, GL_UNSIGNED_BYTE, image->getData());
}
OSG::LabelTransitPtr createIconLabel(void)
{
OSG::IconLabelRefPtr iconLabel = OSG::IconLabel::create();
#if 0
iconLabel->setSize(OSG::Vec2f(64,64));
#else
iconLabel->setSize(OSG::Vec2f(0.2,0.2));
#endif
#if 0
// FIXME: find better image example + check that in...
iconLabel->setFilename("/home/spindler/Projects/Tonky/Data/paul.jpg");
#else
std::cerr << "specify IcoenLabel.image" << std::endl;
OSG::ImageRefPtr img = OSG::Image::create();
img->read("/home/spindler/Projects/Tonky/Data/paul.jpg");
iconLabel->setImage(img);
#endif
return OSG::LabelTransitPtr(iconLabel);
}