diff options
Diffstat (limited to 'CNativeCode/OpenGL_X11_common.c')
| -rw-r--r-- | CNativeCode/OpenGL_X11_common.c | 707 |
1 files changed, 0 insertions, 707 deletions
diff --git a/CNativeCode/OpenGL_X11_common.c b/CNativeCode/OpenGL_X11_common.c index a23e8cf..0865866 100644 --- a/CNativeCode/OpenGL_X11_common.c +++ b/CNativeCode/OpenGL_X11_common.c @@ -33,551 +33,6 @@ #include "OpenGL_X11_common.h" -/* - * Name : get_GC - * - * Parameters: win - the X window use to the OpenGL context with - * visual - The visual to create the context for - * gc - a pointer to a GLXContext structure. This is how - * the created context will be returned to the caller - * - * Returns : a pointer to a created GLXContext is returned through the - * gc argument. - * int - an error code: 0 means everything was fine - * -1 context creation failed - * -2 context/window association failed - * - * Purpose : create an X window Graphics context and assocaite it with - * the window. It returns 0 if everything was fine, -1 if the - * context could not be created, -2 if the context could not - * be associated with the window - */ -int LIBAPIENTRY get_GC( Display *display, Window win, XVisualInfo *visual, - GLXContext *gc, GLXContext gc_share, - jboolean verbose ) -{ - int trial = 2; - - while(trial>0) - { - switch(trial) - { - case 2: - *gc = glXCreateContext( display, visual, gc_share, GL_TRUE ); - break; - case 1: - *gc = glXCreateContext( display, visual, gc_share, GL_FALSE ); - break; - } - trial--; - - /* check if the context could be created */ - if( *gc == NULL ) { - continue; - } - - /* associated the context with the X window */ - if( glXMakeCurrent( display, win, *gc ) == False) { - glXDestroyContext( display, *gc ); - if(JNI_TRUE==verbose) - { - fprintf(stderr, "GL4Java: glXCreateContext trial %p\n", *gc); - fprintf(stderr, "GL4Java: glXDestroyContext trial %p\n", *gc); - } - continue; - } else { - if(JNI_TRUE==verbose) - fprintf(stderr, "GL4Java: glXCreateContext sure %p\n", *gc); - return 0; - } - } - - return -2; -} - - -int LIBAPIENTRY setVisualAttribListByGLCapabilities( - int visualAttribList[/*>=32*/], - GLCapabilities *glCaps ) -{ - int i=0; - visualAttribList[i++] = GLX_RED_SIZE; - visualAttribList[i++] = 1; - visualAttribList[i++] = GLX_GREEN_SIZE; - visualAttribList[i++] = 1; - visualAttribList[i++] = GLX_BLUE_SIZE; - visualAttribList[i++] = 1; - visualAttribList[i++] = GLX_DEPTH_SIZE; - visualAttribList[i++] = 1; - visualAttribList[i++] = GLX_ACCUM_RED_SIZE; - visualAttribList[i++] = (glCaps->accumRedBits>0)?1:0; - visualAttribList[i++] = GLX_ACCUM_GREEN_SIZE; - visualAttribList[i++] = (glCaps->accumGreenBits>0)?1:0; - visualAttribList[i++] = GLX_ACCUM_BLUE_SIZE; - visualAttribList[i++] = (glCaps->accumBlueBits>0)?1:0; - - if(COLOR_RGBA == glCaps->color) - { - visualAttribList[i++] = GLX_RGBA; - visualAttribList[i++] = GLX_ALPHA_SIZE; - visualAttribList[i++] = (glCaps->alphaBits>0)?1:0; - visualAttribList[i++] = GLX_ACCUM_ALPHA_SIZE; - visualAttribList[i++] = (glCaps->accumAlphaBits>0)?1:0; - } - if(BUFFER_DOUBLE==glCaps->buffer) - visualAttribList[i++] = GLX_DOUBLEBUFFER; - - if(STEREO_ON==glCaps->stereo) - visualAttribList[i++] = GLX_STEREO; - - visualAttribList[i++] = GLX_STENCIL_SIZE; - visualAttribList[i++] = glCaps->stencilBits; - visualAttribList[i] = None; - return i; -} - - -/** - * Description for pWin: - * if ownwin: - * input: the parent window - * output: the newly created window - * else if ! ownwin: - * i/o: the window itself - */ -VisualGC LIBAPIENTRY findVisualGlX( Display *display, - Window rootWin, - Window * pWin, - int width, int height, - GLCapabilities * glCaps, - jboolean * pOwnWin, - GLXContext shareWith, - jboolean offscreen, - Pixmap *pix, - jboolean verbose - ) -{ - Window newWin = 0; - int visualAttribList[64]; - int j=0; - int done=0; - VisualGC vgc = { NULL, 0, 0 }; - jboolean tryChooseVisual = JNI_TRUE; - int gc_ret = 0; - - /** - * The Visual seeked by Function: findVisualIdByFeature ! - */ - XVisualInfo * visualList=NULL; /* the visual list, to be XFree-ed */ - - /* backup ... */ - GLCapabilities _glCaps = *glCaps; - - if(JNI_TRUE==verbose) - { - fprintf(stdout, "GL4Java findVisualGlX: input capabilities:\n"); - printGLCapabilities ( glCaps ); - } - - do { - if(JNI_TRUE==verbose) - { - fprintf(stderr, "GL4Java: seeking visual loop# %d\n", j); - } - - if(glCaps->nativeVisualID>=0) - { - vgc.visual = findVisualIdByID(&visualList, - (int)(glCaps->nativeVisualID), - display, *pWin, verbose); - } - - if(vgc.visual==NULL) - { - glCaps->nativeVisualID=0; - (void) setVisualAttribListByGLCapabilities( - visualAttribList, glCaps); - } - - if(tryChooseVisual==JNI_TRUE && vgc.visual==NULL) - { - vgc.visual = glXChooseVisual( display, - DefaultScreen( display ), - visualAttribList ); - if(JNI_TRUE==verbose) - { - if(vgc.visual!=NULL) - { - fprintf(stdout, "findVisualGlX.glXChooseVisual: found visual(ID:%d(0x%X))\n", - (int) vgc.visual->visualid, - (int) vgc.visual->visualid); - } else { - fprintf(stdout, "findVisualGlX.glXChooseVisual: no visual\n"); - } - fflush(stdout); - } - } - - if(vgc.visual==NULL) - { - vgc.visual = findVisualIdByFeature( &visualList, - display, *pWin, - glCaps, - verbose); - } - - if( *pOwnWin == JNI_TRUE && vgc.visual!=NULL) - { - if(JNI_TRUE==verbose) - { - fprintf(stdout, "findVisualGlX: CREATING OWN WINDOW !\n"); - fflush(stdout); - } - newWin = createOwnOverlayWin(display, - rootWin, - *pWin /* the parent */, - vgc.visual, width, height); - } - - if( offscreen==JNI_TRUE && vgc.visual!=NULL) - { - if(*pix!=0) - { - XFreePixmap(display, *pix); - } - if(vgc.visual !=NULL) - *pix = XCreatePixmap( display, rootWin, width, height, - vgc.visual->depth); - if(*pix!=0) - { - *pWin = glXCreateGLXPixmap( display, vgc.visual, *pix ); - if(*pWin==0) - { - XFreePixmap(display, *pix); - *pix=0; - fprintf(stderr, "GL4Java(%d): glXCreateGLXPixmap failed\n", j); - fflush(stderr); - } - } else { - fprintf(stderr, "GL4Java(%d): XCreatePixmap failed\n", j); - fflush(stderr); - *pWin = 0; - } - if(JNI_TRUE==verbose) - { - if(*pWin!=0) - { - fprintf(stderr, "GL4Java(%d): pixmap ok\n", j); - fflush(stderr); - } - } - } - - gc_ret = -100; - - if( *pOwnWin == JNI_TRUE && newWin!=0 && - (gc_ret=get_GC( display, newWin, - vgc.visual, &(vgc.gc), shareWith, verbose)) == 0 - ) - { - vgc.success=1; - *pWin = newWin ; - } - else if( vgc.visual!=NULL && *pOwnWin == JNI_FALSE && *pWin!=0 && - (gc_ret=get_GC( display, *pWin, - vgc.visual, &(vgc.gc), shareWith, verbose)) == 0 - ) - { - vgc.success=1; - } else - { - j++; /* trial counter */ - if(JNI_TRUE==verbose) - { - fprintf(stderr, "GL4Java(%d): Visual fetching failed (gc_get=%d)\n", j, gc_ret); - fflush(stderr); - } - - if(*pix!=0) - { - XFreePixmap(display, *pix); - *pix=0; - } - - if(visualList!=NULL) - { - XFree(visualList); - visualList=NULL; - vgc.visual=NULL; - } else if(vgc.visual!=NULL) - { - XFree(vgc.visual); - vgc.visual=NULL; - } - - /** - * Falling-Back the exact (min. requirement) parameters .. - */ - if(*pOwnWin==JNI_FALSE && offscreen==JNI_FALSE) { - *glCaps=_glCaps; - *pOwnWin=JNI_TRUE; - } else if( (glCaps->accumRedBits>0 || - glCaps->accumGreenBits>0 || - glCaps->accumBlueBits>0 || - glCaps->accumAlphaBits>0 - ) && offscreen==JNI_TRUE - ) - { - glCaps->accumRedBits=0; - glCaps->accumGreenBits=0; - glCaps->accumBlueBits=0; - glCaps->accumAlphaBits=0; - } else if(glCaps->buffer==BUFFER_SINGLE && - offscreen==JNI_TRUE) - { - glCaps->buffer=BUFFER_DOUBLE; - } else if(glCaps->stereo==STEREO_ON) { - glCaps->stereo=STEREO_OFF; - } else if(glCaps->stencilBits>32) { - glCaps->stencilBits=32; - } else if(glCaps->stencilBits>16) { - glCaps->stencilBits=16; - } else if(glCaps->stencilBits>8) { - glCaps->stencilBits=8; - } else if(glCaps->stencilBits>0) { - glCaps->stencilBits=0; - } else if(glCaps->buffer==BUFFER_DOUBLE) { - glCaps->buffer=BUFFER_SINGLE; - } else if(tryChooseVisual==JNI_TRUE) { - *glCaps=_glCaps; - *pOwnWin=JNI_FALSE; - tryChooseVisual=JNI_FALSE; - } else done=1; - } - } while (vgc.success==0 && done==0) ; - - if(vgc.success==1 && JNI_TRUE==verbose) - { - (void) setGLCapabilities (display, vgc.visual, glCaps); - - fprintf(stderr, "\nfindVisualGlX results vi(ID:%d): \n screen %d, depth %d, class %d,\n clrmapsz %d, bitsPerRGB %d, shared with %d\n", - (int)vgc.visual->visualid, - (int)vgc.visual->screen, - (int)vgc.visual->depth, - (int)vgc.visual->class, - (int)vgc.visual->colormap_size, - (int)vgc.visual->bits_per_rgb, - (int)shareWith); - printVisualInfo ( display, vgc.visual); - } - - return vgc; -} - - -void LIBAPIENTRY printVisualInfo ( Display *display, XVisualInfo * vi) -{ - GLCapabilities glCaps; - - setGLCapabilities ( display, vi, &glCaps); - - fprintf(stdout, "\nvi(ID:%d(0x%X)): \n screen %d, depth %d, class %d,\n clrmapsz %d, bitsPerRGB %d\n", - (int) vi->visualid, - (int) vi->visualid, - (int) vi->screen, - (int) vi->depth, - (int) vi->class, - (int) vi->colormap_size, - (int) vi->bits_per_rgb ); - - printGLCapabilities ( &glCaps ); -} - -void LIBAPIENTRY printAllVisualInfo ( Display *disp, Window win, jboolean verbose) -{ - XVisualInfo * visualInfo=0; - XVisualInfo * vi=0; - XVisualInfo viTemplate; - int i, numReturns; - XWindowAttributes xwa; - - if(XGetWindowAttributes(disp, win, &xwa) == 0) - { - fprintf(stderr, "\nERROR while fetching XWindowAttributes\n"); - fflush(stderr); - return; - } - - viTemplate.screen = DefaultScreen( disp ); - viTemplate.class = (xwa.visual)->class ; - viTemplate.depth = xwa.depth; - - visualInfo = XGetVisualInfo( disp, VisualScreenMask, - &viTemplate, &numReturns ); - - if(JNI_TRUE==verbose) - { - fprintf(stderr, "\nNum of Visuals : %d\n", numReturns ); - - for(i=0; i<numReturns; i++) - { - vi = &(visualInfo[i]); - printVisualInfo ( disp, vi); - } - } - - XFree(visualInfo); -} - -int LIBAPIENTRY testVisualInfo ( Display *display, XVisualInfo * vi, - GLCapabilities *glCaps) -{ - GLCapabilities _glCaps; - setGLCapabilities ( display, vi, &_glCaps); - - if(_glCaps.buffer<glCaps->buffer) return 0; - - if(_glCaps.color<glCaps->color) return 0; - - if(_glCaps.stereo<glCaps->stereo) return 0; - - /* - if(_glCaps.depthBits<glCaps->depthBits) return 0; - */ - - if(_glCaps.stencilBits<glCaps->stencilBits) return 0; - - /* - if(_glCaps.redBits<glCaps->redBits) return 0; - - if(_glCaps.greenBits<glCaps->greenBits) return 0; - - if(_glCaps.blueBits<glCaps->blueBits) return 0; - */ - - if(_glCaps.accumRedBits<glCaps->accumRedBits) return 0; - - if(_glCaps.accumGreenBits<glCaps->accumGreenBits) return 0; - - if(_glCaps.accumBlueBits<glCaps->accumBlueBits) return 0; - - if(glCaps->color>0) { - /* - if(_glCaps.alphaBits<glCaps->alphaBits) return 0; - */ - if(_glCaps.accumAlphaBits<glCaps->accumAlphaBits) return 0; - } - - return 1; -} - - -XVisualInfo * LIBAPIENTRY findVisualIdByID( XVisualInfo ** visualList, - int visualID, Display *disp, - Window win, jboolean verbose) -{ - XVisualInfo * vi=0; - XVisualInfo viTemplate; - int i, numReturns; - XWindowAttributes xwa; - int done=0; - - if(XGetWindowAttributes(disp, win, &xwa) == 0) - { - fprintf(stderr, "\nERROR while fetching XWindowAttributes\n"); - fflush(stderr); - return 0; - } - - viTemplate.screen = DefaultScreen( disp ); - viTemplate.class = (xwa.visual)->class ; - viTemplate.depth = xwa.depth; - - *visualList = XGetVisualInfo( disp, VisualScreenMask, - &viTemplate, &numReturns ); - - for(i=0; done==0 && i<numReturns; i++) - { - vi = &((*visualList)[i]); - - if(vi->visualid==visualID) - { - if(JNI_TRUE==verbose) - { - fprintf(stderr, "findVisualIdByID: Found matching Visual:\n"); - printVisualInfo ( disp, vi); - } - return vi; - } - } - - if(JNI_TRUE==verbose) - { - if( numReturns==0 ) - fprintf(stderr, "findVisualIdByID: No available visuals. Exiting...\n" ); - else if( i>=numReturns ) - fprintf(stderr, "findVisualIdByID: No matching visualID found ...\n" ); - fflush(stderr); - } - - XFree(*visualList); - *visualList=NULL; - return NULL; -} -XVisualInfo * LIBAPIENTRY findVisualIdByFeature( XVisualInfo ** visualList, - Display *disp, Window win, - GLCapabilities *glCaps, - jboolean verbose) -{ - XVisualInfo * vi=0; - XVisualInfo viTemplate; - int i, numReturns; - XWindowAttributes xwa; - int done=0; - - if(XGetWindowAttributes(disp, win, &xwa) == 0) - { - fprintf(stderr, "\nERROR while fetching XWindowAttributes\n"); - fflush(stderr); - return 0; - } - - viTemplate.screen = DefaultScreen( disp ); - viTemplate.class = (xwa.visual)->class ; - viTemplate.depth = xwa.depth; - - *visualList = XGetVisualInfo( disp, VisualScreenMask, - &viTemplate, &numReturns ); - - for(i=0; done==0 && i<numReturns; i++) - { - vi = &((*visualList)[i]); - if ( testVisualInfo ( disp, vi, glCaps ) ) - { - if(JNI_TRUE==verbose) - { - fprintf(stderr, "findVisualIdByFeature: Found matching Visual:\n"); - printVisualInfo ( disp, vi); - } - return vi; - } - } - - if(JNI_TRUE==verbose) - { - if( numReturns==0 ) - fprintf(stderr, "findVisualIdByFeature: No available visuals. Exiting...\n" ); - else if( i>=numReturns ) - fprintf(stderr, "findVisualIdByFeature: No matching visual found ...\n" ); - fflush(stderr); - } - - XFree(*visualList); - *visualList=NULL; - return NULL; -} - - jboolean LIBAPIENTRY testX11Java() { jboolean ret=JNI_TRUE; @@ -612,165 +67,3 @@ jboolean LIBAPIENTRY testX11Java() return ret; } -jboolean LIBAPIENTRY setGLCapabilities ( Display * disp, - XVisualInfo * visual, GLCapabilities *glCaps) -{ - int iValue=0; - int iValue1=0; - int iValue2=0; - int iValue3=0; - - if(glXGetConfig( disp, visual, GLX_DOUBLEBUFFER, &iValue)==0) - { - glCaps->buffer=iValue?BUFFER_DOUBLE:BUFFER_SINGLE; - } else { - fprintf(stderr,"GL4Java: fetching doubleBuffer state failed\n"); - fflush(stderr); - } - - if(glXGetConfig( disp, visual, GLX_RGBA, &iValue)==0) - { - glCaps->color=iValue?COLOR_RGBA:COLOR_INDEX; - } else { - fprintf(stderr,"GL4Java: fetching rgba state failed\n"); - fflush(stderr); - } - - if(glXGetConfig( disp, visual, GLX_STEREO, &iValue)==0) - { - glCaps->stereo=iValue?STEREO_ON:STEREO_OFF; - } else { - fprintf(stderr,"GL4Java: fetching stereoView state failed\n"); - fflush(stderr); - } - - if(glXGetConfig( disp, visual, GLX_DEPTH_SIZE, &iValue)==0) - { - glCaps->depthBits = iValue; - } else { - fprintf(stderr,"GL4Java: fetching depthBits state failed\n"); - fflush(stderr); - } - - if(glXGetConfig( disp, visual, GLX_STENCIL_SIZE, &iValue)==0) - { - glCaps->stencilBits = iValue; - } else { - fprintf(stderr,"GL4Java: fetching stencilBits state failed\n"); - fflush(stderr); - } - - if(glXGetConfig(disp,visual,GLX_RED_SIZE, &iValue)==0 && - glXGetConfig(disp,visual,GLX_GREEN_SIZE, &iValue1)==0 && - glXGetConfig(disp,visual,GLX_BLUE_SIZE, &iValue2)==0 && - glXGetConfig(disp,visual,GLX_ALPHA_SIZE, &iValue3)==0 ) - { - glCaps->redBits = iValue; - glCaps->greenBits= iValue1; - glCaps->blueBits= iValue2; - glCaps->alphaBits= iValue3; - } else { - fprintf(stderr,"GL4Java: fetching rgba Size states failed\n"); - fflush(stderr); - } - - if(glXGetConfig(disp,visual,GLX_ACCUM_RED_SIZE, &iValue)==0 && - glXGetConfig(disp,visual,GLX_ACCUM_GREEN_SIZE, &iValue1)==0 && - glXGetConfig(disp,visual,GLX_ACCUM_BLUE_SIZE, &iValue2)==0 && - glXGetConfig(disp,visual,GLX_ACCUM_ALPHA_SIZE, &iValue3)==0 ) - { - glCaps->accumRedBits = iValue; - glCaps->accumGreenBits= iValue1; - glCaps->accumBlueBits= iValue2; - glCaps->accumAlphaBits= iValue3; - } else { - fprintf(stderr,"GL4Java: fetching rgba AccumSize states failed\n"); - fflush(stderr); - } - glCaps->nativeVisualID=(long)visual->visualid; - - return JNI_TRUE; -} - - -int LIBAPIENTRY x11gl_myErrorHandler(Display *pDisp, XErrorEvent *p_error) -{ - char err_msg[80]; - - XGetErrorText(pDisp, p_error->error_code, err_msg, 80); - fprintf(stderr, "X11 Error detected.\n %s\n", err_msg); - fprintf(stderr, " Protocol request: %d\n", p_error->request_code); - fprintf(stderr, " Resource ID : 0x%x\n", (int)p_error->resourceid); - fprintf(stderr, " \ntrying to continue ... \n"); - fflush(stderr); - return 0; -} - -int LIBAPIENTRY x11gl_myIOErrorHandler(Display *pDisp) -{ - fprintf(stderr, "X11 I/O Error detected.\n"); - fprintf(stderr, " \ndo not know what to do ... \n"); - fflush(stderr); - return 0; -} - -Window LIBAPIENTRY createOwnOverlayWin(Display *display, Window rootwini, Window parentWin, - XVisualInfo *visual, int width, int height) -{ - /* - //------------------------------------------------------------------------// - // Some Systems (SGI) wont give up the window and so we have to create a // - // window that fits on top of the Java Canvas. // - //------------------------------------------------------------------------// - */ - Window window=0; - XSetWindowAttributes attribs ; - - /* - //----------------------------------------------------------------------// - // now we have the visual with the best depth so lets make a color map // - // for it. we use allocnone because this is a true colour visual and // - // the color map is read only anyway. This must be done because we // - // cannot call XCreateSimpleWindow. // - //----------------------------------------------------------------------// - */ - int cmap = XCreateColormap ( display - , rootwini - , visual->visual - , AllocNone - ); - - /* - //----------------------------------------------------------------------// - // Set up the window attributes. // - //----------------------------------------------------------------------// - */ - attribs.event_mask = ExposureMask ; - attribs.border_pixel = BlackPixel(display, DefaultScreen(display)) ; - attribs.colormap = cmap ; - attribs.bit_gravity = SouthWestGravity ; ; - attribs.background_pixel = 0xFF00FFFF ; - - /* - //----------------------------------------------------------------------// - // Create a window. // - //----------------------------------------------------------------------// - */ - window = XCreateWindow( display - , parentWin - , 0 - , 0 - , width - , height - , 0 - , visual->depth - , InputOutput - , visual->visual - , CWBitGravity | CWColormap - | CWBorderPixel | CWBackPixel - , &attribs); - - return window; -} - - |