Changeset 846 for trunk/src/opengl/qgl_x11.cpp

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/opengl/qgl_x11.cpp (modified) (12 diffs)

trunk/src/opengl/qgl_x11.cpp

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 201 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation ([email protected])
@@ -55 +55 @@
 #include <private/qpixmap_x11_p.h>
 #include <private/qimagepixmapcleanuphooks_p.h>
+
 #ifdef Q_OS_HPUX
 // for GLXPBuffer
@@ -114 +115 @@
 #define GLX_TEXTURE_RECTANGLE_EXT          0x20DD
 #define GLX_FRONT_LEFT_EXT                 0x20DE
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 #endif
 
@@ -400 +415 @@
         find_trans_colors();
     return trans_colors.size() > 0;
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 }
 
@@ -494 +651 @@
     }
 
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     d->cx = 0;
-    if (shareContext) {
+
+#if defined(GLX_VERSION_1_3) && !defined(Q_OS_HPUX)
+    /*
+      HPUX defines GLX_VERSION_1_3 but does not implement the corresponding functions.
+      Specifically glXChooseFBConfig and glXGetVisualFromFBConfig are not implemented.
+     */
+    if ((major == 3 && minor >= 2) || major > 3) {
+        QGLTemporaryContext *tmpContext = 0;
+        if (!QGLContext::currentContext())
+            tmpContext = new QGLTemporaryContext;
+
+        int attributes[] = { GLX_CONTEXT_MAJOR_VERSION_ARB, major,
+                             GLX_CONTEXT_MINOR_VERSION_ARB, minor,
+                             GLX_CONTEXT_PROFILE_MASK_ARB, profile,
+                             0 };
+
+        typedef GLXContext ( * Q_PFNGLXCREATECONTEXTATTRIBSARBPROC)
+            (Display* dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list);
+
+
+        Q_PFNGLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribs =
+            (Q_PFNGLXCREATECONTEXTATTRIBSARBPROC) qglx_getProcAddress("glXCreateContextAttribsARB");
+
+        if (glXCreateContextAttribs) {
+            int spec[45];
+            glXGetConfig(disp, (XVisualInfo*)d->vi, GLX_BUFFER_SIZE, &res);
+            buildSpec(spec, format(), d->paintDevice, res, true);
+
+            GLXFBConfig *configs;
+            int configCount = 0;
+            configs = glXChooseFBConfig(disp, xinfo->screen(), spec, &configCount);
+
+            if (configs && configCount > 0) {
+                d->cx = glXCreateContextAttribs(disp, configs[0],
+                    shareContext ? (GLXContext)shareContext->d_func()->cx : 0, direct, attributes);
+                if (!d->cx && shareContext) {
+                    shareContext = 0;
+                    d->cx = glXCreateContextAttribs(disp, configs[0], 0, direct, attributes);
+                }
+                d->screen = ((XVisualInfo*)d->vi)->screen;
+            }
+            XFree(configs);
+        } else {
+            qWarning("QGLContext::chooseContext(): OpenGL %d.%d is not supported", major, minor);
+        }
+
+        if (tmpContext)
+            delete tmpContext;
+    }
+#else
+    Q_UNUSED(major);
+    Q_UNUSED(minor);
+    Q_UNUSED(profile);
+#endif
+
+    if (!d->cx && shareContext) {
         d->cx = glXCreateContext(disp, (XVisualInfo *)d->vi,
                                (GLXContext)shareContext->d_func()->cx, direct);
         d->screen = ((XVisualInfo*)d->vi)->screen;
-        if (d->cx) {
-            QGLContext *share = const_cast<QGLContext *>(shareContext);
-            d->sharing = true;
-            share->d_func()->sharing = true;
-        }
     }
     if (!d->cx) {
         d->cx = glXCreateContext(disp, (XVisualInfo *)d->vi, NULL, direct);
         d->screen = ((XVisualInfo*)d->vi)->screen;
-    }
+        shareContext = 0;
+    }
+
+    if (shareContext && d->cx) {
+        QGLContext *share = const_cast<QGLContext *>(shareContext);
+        d->sharing = true;
+        share->d_func()->sharing = true;
+    }
+
     if (!d->cx)
         return false;
@@ -607 +828 @@
     Q_D(QGLContext);
     int spec[45];
-    int i = 0;
-    spec[i++] = GLX_LEVEL;
-    spec[i++] = f.plane();
     const QX11Info *xinfo = qt_x11Info(d->paintDevice);
-    bool useFBConfig = false;
-
-#if defined(GLX_VERSION_1_3) && !defined(QT_NO_XRENDER) && !defined(Q_OS_HPUX)
-    /*
-      HPUX defines GLX_VERSION_1_3 but does not implement the corresponding functions.
-      Specifically glXChooseFBConfig and glXGetVisualFromFBConfig are not implemented.
-     */
-    QWidget* widget = 0;
-    if (d->paintDevice->devType() == QInternal::Widget)
-        widget = static_cast<QWidget*>(d->paintDevice);
-
-    // Only use glXChooseFBConfig for widgets if we're trying to get an ARGB visual
-    if (widget && widget->testAttribute(Qt::WA_TranslucentBackground) && X11->use_xrender)
-        useFBConfig = true;
-#endif
-
-#if defined(GLX_VERSION_1_1) && defined(GLX_EXT_visual_info)
-    static bool useTranspExt = false;
-    static bool useTranspExtChecked = false;
-    if (f.plane() && !useTranspExtChecked && d->paintDevice) {
-        QGLExtensionMatcher extensions(glXQueryExtensionsString(xinfo->display(), xinfo->screen()));
-        useTranspExt = extensions.match("GLX_EXT_visual_info");
-        //# (A bit simplistic; that could theoretically be a substring)
-        if (useTranspExt) {
-            QByteArray cstr(glXGetClientString(xinfo->display(), GLX_VENDOR));
-            useTranspExt = !cstr.contains("Xi Graphics"); // bug workaround
-            if (useTranspExt) {
-                // bug workaround - some systems (eg. FireGL) refuses to return an overlay
-                // visual if the GLX_TRANSPARENT_TYPE_EXT attribute is specified, even if
-                // the implementation supports transparent overlays
-                int tmpSpec[] = { GLX_LEVEL, f.plane(), GLX_TRANSPARENT_TYPE_EXT,
-                                  f.rgba() ? GLX_TRANSPARENT_RGB_EXT : GLX_TRANSPARENT_INDEX_EXT,
-                                  XNone };
-                XVisualInfo * vinf = glXChooseVisual(xinfo->display(), xinfo->screen(), tmpSpec);
-                if (!vinf) {
-                    useTranspExt = false;
-                }
-            }
-        }
-
-        useTranspExtChecked = true;
-    }
-    if (f.plane() && useTranspExt && !useFBConfig) {
-        // Required to avoid non-transparent overlay visual(!) on some systems
-        spec[i++] = GLX_TRANSPARENT_TYPE_EXT;
-        spec[i++] = f.rgba() ? GLX_TRANSPARENT_RGB_EXT : GLX_TRANSPARENT_INDEX_EXT;
-    }
-#endif
-
-#if defined(GLX_VERSION_1_3)  && !defined(Q_OS_HPUX)
-    // GLX_RENDER_TYPE is only in glx >=1.3
-    if (useFBConfig) {
-        spec[i++] = GLX_RENDER_TYPE;
-        spec[i++] = f.rgba() ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT;
-    }
-#endif
-
-    if (f.doubleBuffer())
-        spec[i++] = GLX_DOUBLEBUFFER;
-        if (useFBConfig)
-            spec[i++] = True;
-    if (f.depth()) {
-        spec[i++] = GLX_DEPTH_SIZE;
-        spec[i++] = f.depthBufferSize() == -1 ? 1 : f.depthBufferSize();
-    }
-    if (f.stereo()) {
-        spec[i++] = GLX_STEREO;
-        if (useFBConfig)
-            spec[i++] = True;
-    }
-    if (f.stencil()) {
-        spec[i++] = GLX_STENCIL_SIZE;
-        spec[i++] = f.stencilBufferSize() == -1 ? 1 : f.stencilBufferSize();
-    }
-    if (f.rgba()) {
-        if (!useFBConfig)
-            spec[i++] = GLX_RGBA;
-        spec[i++] = GLX_RED_SIZE;
-        spec[i++] = f.redBufferSize() == -1 ? 1 : f.redBufferSize();
-        spec[i++] = GLX_GREEN_SIZE;
-        spec[i++] = f.greenBufferSize() == -1 ? 1 : f.greenBufferSize();
-        spec[i++] = GLX_BLUE_SIZE;
-        spec[i++] = f.blueBufferSize() == -1 ? 1 : f.blueBufferSize();
-        if (f.alpha()) {
-            spec[i++] = GLX_ALPHA_SIZE;
-            spec[i++] = f.alphaBufferSize() == -1 ? 1 : f.alphaBufferSize();
-        }
-        if (f.accum()) {
-            spec[i++] = GLX_ACCUM_RED_SIZE;
-            spec[i++] = f.accumBufferSize() == -1 ? 1 : f.accumBufferSize();
-            spec[i++] = GLX_ACCUM_GREEN_SIZE;
-            spec[i++] = f.accumBufferSize() == -1 ? 1 : f.accumBufferSize();
-            spec[i++] = GLX_ACCUM_BLUE_SIZE;
-            spec[i++] = f.accumBufferSize() == -1 ? 1 : f.accumBufferSize();
-            if (f.alpha()) {
-                spec[i++] = GLX_ACCUM_ALPHA_SIZE;
-                spec[i++] = f.accumBufferSize() == -1 ? 1 : f.accumBufferSize();
-            }
-        }
-    } else {
-        spec[i++] = GLX_BUFFER_SIZE;
-        spec[i++] = bufDepth;
-    }
-
-    if (f.sampleBuffers()) {
-        spec[i++] = GLX_SAMPLE_BUFFERS_ARB;
-        spec[i++] = 1;
-        spec[i++] = GLX_SAMPLES_ARB;
-        spec[i++] = f.samples() == -1 ? 4 : f.samples();
-    }
-
-#if defined(GLX_VERSION_1_3) && !defined(Q_OS_HPUX)
-    if (useFBConfig) {
-        spec[i++] = GLX_DRAWABLE_TYPE;
-        switch(d->paintDevice->devType()) {
-        case QInternal::Pixmap:
-            spec[i++] = GLX_PIXMAP_BIT;
-            break;
-        case QInternal::Pbuffer:
-            spec[i++] = GLX_PBUFFER_BIT;
-            break;
-        default:
-            qWarning("QGLContext: Unknown paint device type %d", d->paintDevice->devType());
-            // Fall-through & assume it's a window
-        case QInternal::Widget:
-            spec[i++] = GLX_WINDOW_BIT;
-            break;
-        };
-    }
-#endif
-
-    spec[i] = XNone;
-
+    bool useFBConfig = buildSpec(spec, f, d->paintDevice, bufDepth, false);
 
     XVisualInfo* chosenVisualInfo = 0;
@@ -756 +842 @@
             break; // fallback to trying glXChooseVisual
 
-        for (i = 0; i < configCount; ++i) {
+        for (i = 0; i < configCount; ++i) {
             XVisualInfo* vi;
             vi = glXGetVisualFromFBConfig(xinfo->display(), configs[i]);
@@ -844 +930 @@
         ok = glXMakeCurrent(xinfo->display(), (GLXPbuffer)d->pbuf, (GLXContext)d->cx);
     } else if (d->paintDevice->devType() == QInternal::Widget) {
-        ok = glXMakeCurrent(xinfo->display(), ((QWidget *)d->paintDevice)->winId(), (GLXContext)d->cx);
+        ok = glXMakeCurrent(xinfo->display(), ((QWidget *)d->paintDevice)->inId(), (GLXContext)d->cx);
     }
     if (!ok)
@@ -1672 +1758 @@
 
 
-QGLTexture *QGLContextPrivate::bindTextureFromNativePixmap(QPixmapData *pmd, const qint64 key,
+QGLTexture *QGLContextPrivate::bindTextureFromNativePixmap(QPixmap, const qint64 key,
                                                            QGLContext::BindOptions options)
 {
@@ -1678 +1764 @@
     return 0;
 #else
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     Q_Q(QGLContext);
 
-    Q_ASSERT(pmd->classId() == QPixmapData::X11Class);
+    QX11PixmapData *pixmapData = static_cast<QX11PixmapData*>(pixmap->data_ptr().data());
+    Q_ASSERT(pixmapData->classId() == QPixmapData::X11Class);
+
+    // We can't use TFP if the pixmap has a separate X11 mask
+    if (pixmapData->x11_mask)
+        return 0;
 
     if (!qt_resolveTextureFromPixmap(paintDevice))
         return 0;
 
-    QX11PixmapData *pixmapData = static_cast<QX11PixmapData*>(pmd);
     const QX11Info &x11Info = pixmapData->xinfo;
 
@@ -1754 +1852 @@
             return 0;
 
-        pixmapData->gl_surface = (Qt::HANDLE)glxPixmap;
+        pixmapData->gl_surface = ()glxPixmap;
 
         // Make sure the cleanup hook gets called so we can delete the glx pixmap
@@ -1766 +1864 @@
 
     glBindTexture(GL_TEXTURE_2D, textureId);
+
+
+
 
     if (!((hasAlpha && RGBAConfigInverted) || (!hasAlpha && RGBConfigInverted)))