Irrlicht Engine

I have download the staff from spintz's website but I can install spintz because I couldn't find spintz.dll ...their contains only code which I don't know how to use it. Which is the proper way to install and use it ?...

In CDX if you set the RGB to 0,0,0(Black) ,it will display alpha color(transparent) while the picture was showing. I knew that tga type can do this in irrlicht but how about other types like GIFF , BMP, PNG ?

When I put the HP(Life) bar picture on the screen...is their any way that I can cut piece of it out...to make the HP Bar looks like it was decreased...or do I have to make another picture in photoshop and switch to it....Or in case of bullet..if I want to display many bullet pic on screen..do I have...

I can apply the gravity for the camera
like in this code

scene::ISceneNodeAnimator* anim = smgr->createCollisionResponseAnimator(
selector, camera, core::vector3df(30,50,30),
core::vector3df(0,-3,0),
core::vector3df(0,50,0));

but still couldn't apply for model...is their any guideline?

In counter strike the Player can see only his hand and his weapon(in his monitor)...how about changing that kind of display to see all of the model's body...like Max Pain.....the Heroic charater can display many actions like shooting running jumping(infront of player's screen) while the camera that ...

Thanks very much. Can I ask few more questions?...Hmm can you explain how to apply triangle selector? because in the code that I have written, the triangle selector was auto built to detect the collision at surface of bounding box......I think that if the triangle selector was build for checking col...

The bounding box area detection seems to use well on many object shapes but..... how about some object like an airplane? Imagine about the wing that spread wide out of the plane's body but thin......if you use the bounding box area detection it will collision before we can even touch the airplane's ...

I have downloaded the .X file form other place and it works find for detecting the collision with camera but when I made my own model in Maya and exported to .X and was loaded in irrlicht, it can display but cannot detect the area of the object. Is their any specific things to do before export them ...

Thank you for answering my question. Umm......it is quite difficult for me that for making map and character I have to use a different programs...how ever I have downloaded "GtkRadiant-1.5.0-2005-03-02.msi" from "http://www.qeradiant.com/"...but I still want to use Maya..is it st...

I can use the .X Plug-in to export .X from Maya and it can go on well with irrlicht....but as the .X file use as a map ,it didn't work...in the tutorial the type of file that has been used is PK3...but in Maya it doesn't seems to have any export Plug-in for this type....So is their any way to use .X...

I knew that obj can be use with irrlicht but obj cannot contain any movement... and Maya didn't have the md2 or 3ds exportor function.. if I want to use Maya to make a movement model and want to import it into irrlicht..what should do...
ps. Thanks for reading...T-T