Irrlicht Engine

I have rotation angle and vector.
How to calculate angle between them ("? - required angle")

Closed. It is works normaly

O! You a really good rescuer. Big Thanks!

Do you still get memory leaks with the b3d patch here:

http://irrlicht.sourceforge.net/phpBB2/viewtopic.php?t=18259

Its for the SVN but, I'm not sure if it works with 1.2, I can send you the files if you cannot get it working.

Please tell me: this path was implemented in latest revision?
This ...

I have a big image (2048,2048)
I am attempt to draw part of this image.

Destination image may be fullscreen! And I am got next:

I am download Irrlicht from svn yesterday.
And compile my game. I take some memory leaks with B3D.

my model: http://www.webpolit.com/irr/rodmodel.rar

Detected memory leaks!
Dumping objects ->
C:\Program Files\Microsoft Visual Studio 8\VC\include\crtdbg.h(1147) : {27606} normal block at ...

O!!!!! Thanks!!!!!!!!!!!!!!!
I am replace my function, and it works:
void RenderLoading()
{
device->getVideoDriver()->beginScene(true, true, SColor(0,0,0,0));
device->getVideoDriver()->draw2DLine(position2di(0,0), position2di(1024, 0), SColor(0,0,0,0));
device->getVideoDriver()->draw2DImage ...

I am write test for this bug and create bug report.

http://irrlicht.sourceforge.net/phpBB2/ ... hp?t=19448

This topic are created after I have got unexpected result on loading.
First I thought that this not a bug.
But I am write test and write it in Irrlicht 1.2 (Getted from SVN)

I tried to create loading screen and progress bar of the game loading:
1. I am load image in some variable
2. Call function ...

This bug only in OpenGL!!!

I am replace my render function with:
void ILoadScreen::RenderScreen()
{
glClearColor(0,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
OnBeginRenderScene();
SendMessage((HWND)GetVideoDriver()->getExposedVideoData().OpenGLWin32.HWnd, WM_PAINT, 0,0);
SwapBuffers((HDC)GetVideoDriver ...

Herewith image is changed in absolutely different functions: atoi, open, etc.

I am rectet realize RenderScreen()?

HM. I am have a bug.

I am create function for update screen
void ILoadScreen::RenderScreen()
{
GetVideoDriver()->beginScene(true, true, SColor(255,0,0,0));
OnBeginRenderScene();
smgr->drawAll();
OnEndRenderScene();
GetVideoDriver()->endScene();
GetDevice()->run();
}

//OnBeginRenderScene is ...

Thx.
Sadness...

I am rewrite my code and put to enoter process loading function.
All images loaded as white rectangle

Irrlicht has problem with multithearding?