/** Get the {@link GLStateType#VBO_COMPOSITE} property given a node in the state hierarchy. */
private IGLProperty getVboProperty(IGLProperty state) {
if (state.getType() == GLStateType.VBO_COMPOSITE) {
return state;
}
state = state.getParent();
if (state != null && state.getType() == GLStateType.VBO_COMPOSITE) {
return state;
}
return null;
}
@Override
public void updateControl(IGLProperty state) {
IGLProperty vbo = getVboProperty(state);
if (vbo instanceof GLCompositeProperty) {
GLCompositeProperty vboProperty = (GLCompositeProperty) vbo;
IGLProperty sizeProperty = vboProperty.getProperty(GLStateType.BUFFER_SIZE);
mSizeLabel.setText(sizeProperty.getStringValue() + " bytes"); // $NON-NLS-1$
IGLProperty usageProperty = vboProperty.getProperty(GLStateType.BUFFER_USAGE);
mUsageLabel.setText(usageProperty.getStringValue());
IGLProperty typeProperty = vboProperty.getProperty(GLStateType.BUFFER_TYPE);
mTypeLabel.setText(typeProperty.getStringValue());
IGLProperty dataProperty = vboProperty.getProperty(GLStateType.BUFFER_DATA);
mBufferData = (byte[]) dataProperty.getValue();
} else {
mBufferData = null;
}
updateContents();
}