Re: glut not working on RH9?

[<eesterle@xxxxxxxxxxxxx>]

Just curious, what are your FPS in GLXGEARS on the card?


Eric

On Thu, 10 Apr 2003 20:48:28 -0400
 "John M. Gabriele" <jandl@xxxxxxxxxxx> wrote:
> Hi,
>
> I just bought and installed RH9 and then manually 
> installed the
> glut-3.7-12 and glut-devel-3.7-12 rpms. The following 
> code (see
> below) builds and runs, but doesn't display anything. 
> Note that,
> glxinfo tells me that direct rending is working (I've got 
> a Matrox
> G400), and glxgears proves it. :)
>
> It builds and runs fine on Solaris 8 SPARC (for me here 
> at work).
>
> Is there a problem with glut on RH9?
>
> If not, could you please suggest what I might try to 
> uncover
> what the problem is?
>
>
> [code]
> // tester.cpp
>
> #include <GL/glut.h>
>
> //================================================
> void my_init();
> void my_display_func();
> void my_reshape_func( int w, int h );
>
> //================================================
> int main( int argc, char * argv[] )
> {
>     glutInit( &argc, argv );
>     glutInitDisplayMode( GLUT_DOUBLE | GLUT_RGB | 
> GLUT_DEPTH );
>     glutInitWindowSize( 600, 600 );
>     glutInitWindowPosition( 50, 50 );
>     glutCreateWindow( "tester" );
>
>     my_init();
>
>     glutDisplayFunc( my_display_func );
>     glutReshapeFunc( my_reshape_func );
>
>     glutMainLoop();
>     return 0;
> }
>
> //================================================
> void my_init()
> {
>     glClearColor( 0.0, 0.0, 0.0, 0.0 );
>     glEnable( GL_DEPTH_TEST );
> }
>
> //================================================
> void my_display_func()
> {
>     glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT 
> );
>
>     glColor3f( 0.1, 0.7, 0.3 );
>     glBegin( GL_LINE_STRIP );
>         glVertex3d(  0.2,  0.2, 0.0 );
>         glVertex3d( -0.2,  0.2, 0.0 );
>         glVertex3d( -0.2, -0.2, 0.0 );
>         glVertex3d(  0.2, -0.2, 0.0 );
>     glEnd();
>
>     glutSwapBuffers();
> }
>
> //================================================
> void my_reshape_func( int w, int h )
> {
>     if ( w > h )
>     {
>         glViewport( w/2 - h/2, // x_bottom_left_corner
>                     0,         // y_bottom_left_corner
>                     h,         // width (x, to the left)
>                     h );       // height (y, up)
>     }
>     else
>     {
>         glViewport( 0, h/2 - w/2, w, w );
>     }
>
>     glMatrixMode( GL_PROJECTION );
>     glLoadIdentity();
>     gluPerspective( 35.0,  // fovy
>                     1.0,   // aspect
>                     2.0,   // near
>                     6.0 ); // far
>
>     glMatrixMode( GL_MODELVIEW );
>     glLoadIdentity();
>     gluLookAt( 0.0, 0.0, 4.0,   // eye position
>                0.0, 0.0, 0.0,   // looking at
>                0.0, 1.0, 0.0 ); // which way is up
>
>     glutPostRedisplay();
> }
>
> [/code]
>
> and my makefile is
>
> [code]
> # makefile for glut_tester
> #
>
> APP_NAME = glut_tester
> LIBS = -lglut -lGLU -lGL -L/usr/X11R6/lib -lXmu -lXi
>
> $(APP_NAME): main.o
> 	g++ main.o -Wall -ansi -pedantic-errors -o $(APP_NAME) 
> $(LIBS)
>
> main.o: main.cpp
> 	g++ -c main.cpp
>
> clean:
> 	rm -f $(APP_NAME)
> 	rm -f *.o
>
> [/code]
>
>
>
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