Merge branch 'qt/main'

Conflicts:
	src/opengl/opengl.pro

11 files changed, 61 insertions, 63 deletions

diff --git a/src/opengl/opengl.pro b/src/opengl/opengl.pro
index af16312..9006a32 100644
--- a/src/opengl/opengl.pro
+++ b/src/opengl/opengl.pro
@@ -25,14 +25,12 @@ HEADERS += qgl.h \
 	   qglcolormap.h \
 	   qglpixelbuffer.h \
 	   qglframebufferobject.h  \
-	   qglpixmapfilter_p.h 
 
 SOURCES	+= qgl.cpp \
 	   qglcolormap.cpp \
 	   qglpixelbuffer.cpp \
 	   qglframebufferobject.cpp \
            qglextensions.cpp \
-           qglpixmapfilter.cpp
 
 #!contains(QT_CONFIG, opengles2) {
 #    HEADERS += qpaintengine_opengl_p.h
@@ -130,6 +128,10 @@ wince*: {
     contains(QT_CONFIG,opengles1cl) {
         QMAKE_LIBS += "libGLES_CL.lib"
     }
+    contains(QT_CONFIG,opengles2) {
+        QMAKE_LIBS += "libGLESv2.lib"
+    }
+
 } else {
     QMAKE_LIBS += $$QMAKE_LIBS_OPENGL
 }
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index fc11d90..02cf641 100644
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -2638,6 +2638,10 @@ const QGLContext* QGLContext::currentContext()
     QGLWidget. This will side-step the issue altogether, and is what
     we recommend for users that need this kind of functionality.
 
+    On Mac OS X, when Qt is built with Cocoa support, a QGLWidget
+    can't have any sibling widgets placed ontop of itself. This is due
+    to limitations in the Cocoa API and is not supported by Apple.
+
     \section1 Overlays
 
     The QGLWidget creates a GL overlay context in addition to the
@@ -3253,6 +3257,10 @@ bool QGLWidget::event(QEvent *e)
             update();
         }
         return true;
+#  if defined(QT_MAC_USE_COCOA)
+    } else if (e->type() == QEvent::MacGLClearDrawable) {
+        d->glcx->d_ptr->clearDrawable();
+#  endif
     }
 #endif
 
diff --git a/src/opengl/qgl_cl_p.h b/src/opengl/qgl_cl_p.h
index e514ff5..c05a7d7 100644
--- a/src/opengl/qgl_cl_p.h
+++ b/src/opengl/qgl_cl_p.h
@@ -57,7 +57,7 @@ QT_BEGIN_NAMESPACE
 
 inline void glTexParameterf (GLenum target, GLenum pname, GLfloat param)
 {
-    glTexParameterx(target, pname, param);
+    glTexParameterx(target, pname, FLOAT2X(param));
 }
 inline void glClearColor (GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
 {
diff --git a/src/opengl/qgl_mac.mm b/src/opengl/qgl_mac.mm
index 314c659..1319396 100644
--- a/src/opengl/qgl_mac.mm
+++ b/src/opengl/qgl_mac.mm
@@ -87,29 +87,6 @@ QT_FORWARD_DECLARE_CLASS(QWidget)
 QT_FORWARD_DECLARE_CLASS(QWidgetPrivate)
 QT_FORWARD_DECLARE_CLASS(QGLWidgetPrivate)
 
-@interface QT_MANGLE_NAMESPACE(QCocoaOpenGLView) : QT_MANGLE_NAMESPACE(QCocoaView)
-{
-}
-- (id)initWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate;
-@end
-
-@implementation QT_MANGLE_NAMESPACE(QCocoaOpenGLView)
-- (id)initWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate
-{
-    self = [super initWithQWidget:widget widgetPrivate:widgetprivate];
-    [[NSNotificationCenter defaultCenter] addObserver:self
-                                   selector:@selector(_surfaceNeedsUpdate:)
-                                   name:NSViewGlobalFrameDidChangeNotification
-                                   object:self];
-    return self;
-}
-
-- (void) _surfaceNeedsUpdate:(NSNotification*)notification
-{
-    Q_UNUSED(notification);
-    static_cast<QGLWidgetPrivate *>(qwidgetprivate)->glcx->updatePaintDevice();
-}
-@end
 QT_BEGIN_NAMESPACE
 
 void *qt_current_nsopengl_context()
@@ -435,6 +412,11 @@ void *QGLContextPrivate::tryFormat(const QGLFormat &format)
 #endif
 }
 
+void QGLContextPrivate::clearDrawable()
+{
+    [static_cast<NSOpenGLContext *>(cx) clearDrawable];
+}
+
 /*!
     \bold{Mac OS X only:} This virtual function tries to find a visual that
     matches the format, reducing the demands if the original request
@@ -647,7 +629,7 @@ void QGLContext::updatePaintDevice()
         // ideally we would use QWidget::isVisible(), but we get "invalid drawable" errors
         if (![(NSWindow *)qt_mac_window_for(w) isVisible])
             return;
-        if ([static_cast<NSOpenGLContext *>(d->cx) view] != view)
+        if ([static_cast<NSOpenGLContext *>(d->cx) view] != view && ![view isHidden])
             [static_cast<NSOpenGLContext *>(d->cx) setView:view];
     } else if (d->paintDevice->devType() == QInternal::Pixmap) {
         const QPixmap *pm = static_cast<const QPixmap *>(d->paintDevice);
diff --git a/src/opengl/qgl_p.h b/src/opengl/qgl_p.h
index 8ab73d8..0cb6dc2 100644
--- a/src/opengl/qgl_p.h
+++ b/src/opengl/qgl_p.h
@@ -234,6 +234,7 @@ public:
 #if defined(Q_WS_MAC)
     bool update;
     void *tryFormat(const QGLFormat &format);
+    void clearDrawable();
 #endif
     QGLFormat glFormat;
     QGLFormat reqFormat;
diff --git a/src/opengl/qglframebufferobject.cpp b/src/opengl/qglframebufferobject.cpp
index 45d4788..270f415 100644
--- a/src/opengl/qglframebufferobject.cpp
+++ b/src/opengl/qglframebufferobject.cpp
@@ -52,6 +52,10 @@
 #include <qlibrary.h>
 #include <qimage.h>
 
+#ifdef QT_OPENGL_ES_1_CL
+#include "qgl_cl_p.h"
+#endif
+
 QT_BEGIN_NAMESPACE
 
 extern QImage qt_gl_read_framebuffer(const QSize&, bool, bool);
diff --git a/src/opengl/qglpixelbuffer_egl.cpp b/src/opengl/qglpixelbuffer_egl.cpp
index 964efa2..5390fd1 100644
--- a/src/opengl/qglpixelbuffer_egl.cpp
+++ b/src/opengl/qglpixelbuffer_egl.cpp
@@ -47,6 +47,10 @@
 #include <qimage.h>
 #include <private/qgl_p.h>
 
+#ifdef QT_OPENGL_ES_1_CL
+#include "qgl_cl_p.h"
+#endif
+
 QT_BEGIN_NAMESPACE
 
 #ifdef EGL_BIND_TO_TEXTURE_RGBA
@@ -188,8 +192,8 @@ GLuint QGLPixelBuffer::generateDynamicTexture() const
         glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, d->req_size.width(), d->req_size.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
     else
         glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, d->req_size.width(), d->req_size.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
     return texture;
 #else
     return 0;
diff --git a/src/opengl/qglpixelbuffer_mac.mm b/src/opengl/qglpixelbuffer_mac.mm
index 14941ab..9a679b1 100644
--- a/src/opengl/qglpixelbuffer_mac.mm
+++ b/src/opengl/qglpixelbuffer_mac.mm
@@ -308,10 +308,6 @@ GLuint QGLPixelBuffer::generateDynamicTexture() const
     GLuint texture;
     glGenTextures(1, &texture);
     glBindTexture(GL_TEXTURE_2D, texture);
-    [static_cast<NSOpenGLContext *>(d->share_ctx)
-            setTextureImageToPixelBuffer:static_cast<NSOpenGLPixelBuffer *>(d->pbuf)
-            colorBuffer:GL_FRONT];
-    glBindTexture(GL_TEXTURE_2D, texture); // updates texture target
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 
@@ -322,8 +318,6 @@ GLuint QGLPixelBuffer::generateDynamicTexture() const
     GLuint texture;
     glGenTextures(1, &texture);
     glBindTexture(GL_TEXTURE_2D, texture);
-    aglTexImagePBuffer(d->share_ctx, d->pbuf, GL_FRONT);
-    glBindTexture(GL_TEXTURE_2D, texture); // updates texture target
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
     return texture;
diff --git a/src/opengl/qglpixelbuffer_win.cpp b/src/opengl/qglpixelbuffer_win.cpp
index e81a576..e3228cc 100644
--- a/src/opengl/qglpixelbuffer_win.cpp
+++ b/src/opengl/qglpixelbuffer_win.cpp
@@ -43,7 +43,7 @@
 #include <qgl.h>
 #include <private/qgl_p.h>
 
-#include <qglpixelbuffer_p.h>
+#include <private/qglpixelbuffer_p.h>
 
 #include <qimage.h>
 #include <qdebug.h>
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index 998492c..069daac 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.cpp
@@ -1748,15 +1748,15 @@ static void drawTrapezoid(const QGLTrapezoid &trap, const qreal offscreenHeight,
     qreal leftB = trap.bottomLeftX + (trap.topLeftX - trap.bottomLeftX) * reciprocal;
     qreal rightB = trap.bottomRightX + (trap.topRightX - trap.bottomRightX) * reciprocal;
 
-    const bool topZero = qFuzzyCompare(topDist + 1, 1);
+    const bool topZero = qFuzzyIsNull(topDist);
 
     reciprocal = topZero ? 1.0 / bottomDist : 1.0 / topDist;
 
     qreal leftA = topZero ? (trap.bottomLeftX - leftB) * reciprocal : (trap.topLeftX - leftB) * reciprocal;
     qreal rightA = topZero ? (trap.bottomRightX - rightB) * reciprocal : (trap.topRightX - rightB) * reciprocal;
 
-    qreal invLeftA = qFuzzyCompare(leftA + 1, 1) ? 0.0 : 1.0 / leftA;
-    qreal invRightA = qFuzzyCompare(rightA + 1, 1) ? 0.0 : 1.0 / rightA;
+    qreal invLeftA = qFuzzyIsNull(leftA) ? 0.0 : 1.0 / leftA;
+    qreal invRightA = qFuzzyIsNull(rightA) ? 0.0 : 1.0 / rightA;
 
     // fragment program needs the negative of invRightA as it mirrors the line
     glTexCoord4f(topDist, bottomDist, invLeftA, -invRightA);
@@ -1807,7 +1807,7 @@ public:
 void QOpenGLTrapezoidToArrayTessellator::addTrap(const Trapezoid &trap)
 {
     // On OpenGL ES we convert the trap to 2 triangles
-#ifndef QT_OPENGL_ES_1
+#ifndef QT_OPENGL_ES
     if (size > allocated - 8) {
 #else
     if (size > allocated - 12) {
@@ -1818,31 +1818,31 @@ void QOpenGLTrapezoidToArrayTessellator::addTrap(const Trapezoid &trap)
 
     QGLTrapezoid t = toGLTrapezoid(trap);
 
-#ifndef QT_OPENGL_ES_1
-    vertices[size++] = t.topLeftX;
-    vertices[size++] = t.top;
-    vertices[size++] = t.topRightX;
-    vertices[size++] = t.top;
-    vertices[size++] = t.bottomRightX;
-    vertices[size++] = t.bottom;
-    vertices[size++] = t.bottomLeftX;
-    vertices[size++] = t.bottom;
+#ifndef QT_OPENGL_ES
+    vertices[size++] = f2vt(t.topLeftX);
+    vertices[size++] = f2vt(t.top);
+    vertices[size++] = f2vt(t.topRightX);
+    vertices[size++] = f2vt(t.top);
+    vertices[size++] = f2vt(t.bottomRightX);
+    vertices[size++] = f2vt(t.bottom);
+    vertices[size++] = f2vt(t.bottomLeftX);
+    vertices[size++] = f2vt(t.bottom);
 #else
     // First triangle
-    vertices[size++] = t.topLeftX;
-    vertices[size++] = t.top;
-    vertices[size++] = t.topRightX;
-    vertices[size++] = t.top;
-    vertices[size++] = t.bottomRightX;
-    vertices[size++] = t.bottom;
+    vertices[size++] = f2vt(t.topLeftX);
+    vertices[size++] = f2vt(t.top);
+    vertices[size++] = f2vt(t.topRightX);
+    vertices[size++] = f2vt(t.top);
+    vertices[size++] = f2vt(t.bottomRightX);
+    vertices[size++] = f2vt(t.bottom);
 
     // Second triangle
-    vertices[size++] = t.bottomLeftX;
-    vertices[size++] = t.bottom;
-    vertices[size++] = t.topLeftX;
-    vertices[size++] = t.top;
-    vertices[size++] = t.bottomRightX;
-    vertices[size++] = t.bottom;
+    vertices[size++] = f2vt(t.bottomLeftX);
+    vertices[size++] = f2vt(t.bottom);
+    vertices[size++] = f2vt(t.topLeftX);
+    vertices[size++] = f2vt(t.top);
+    vertices[size++] = f2vt(t.bottomRightX);
+    vertices[size++] = f2vt(t.bottom);
 #endif
 }
 
@@ -3269,8 +3269,7 @@ QVector<QGLTrapezoid> QGLRectMaskGenerator::generateTrapezoids()
         // manhattan distance (no rotation)
         qreal width = qAbs(delta.x()) + qAbs(delta.y());
 
-        Q_ASSERT(qFuzzyCompare(delta.x() + 1, static_cast<qreal>(1))
-                 || qFuzzyCompare(delta.y() + 1, static_cast<qreal>(1)));
+        Q_ASSERT(qFuzzyIsNull(delta.x()) || qFuzzyIsNull(delta.y()));
 
         tessellator.tessellateRect(first, last, width);
     } else {
diff --git a/src/opengl/qwindowsurface_gl.cpp b/src/opengl/qwindowsurface_gl.cpp
index b4a4565..23bb3b9 100644
--- a/src/opengl/qwindowsurface_gl.cpp
+++ b/src/opengl/qwindowsurface_gl.cpp
@@ -80,6 +80,10 @@
 #define GLX_SAMPLES_ARB         100001
 #endif
 
+#ifdef QT_OPENGL_ES_1_CL
+#include "qgl_cl_p.h"
+#endif
+
 QT_BEGIN_NAMESPACE
 
 //