Make srb debug printable

src/rhi/qrhi.cpp

@@ -1982,6 +1982,49 @@ uint qHash(const QRhiShaderResourceBinding &b, uint seed)
             + qHash(QByteArray::fromRawData(u, sizeof(b.d->u)), seed);
 }
 
+#ifndef QT_NO_DEBUG_STREAM
+QDebug operator<<(QDebug dbg, const QRhiShaderResourceBinding &b)
+{
+    const QRhiShaderResourceBindingPrivate *d = b.d;
+    QDebugStateSaver saver(dbg);
+    dbg.nospace() << "QRhiShaderResourceBinding("
+                  << "binding=" << d->binding
+                  << " stage=" << d->stage
+                  << " type=" << d->type;
+    switch (d->type) {
+    case QRhiShaderResourceBinding::UniformBuffer:
+        dbg.nospace() << " UniformBuffer("
+                      << "buffer=" << d->u.ubuf.buf
+                      << " offset=" << d->u.ubuf.offset
+                      << " maybeSize=" << d->u.ubuf.maybeSize
+                      << ')';
+        break;
+    case QRhiShaderResourceBinding::SampledTexture:
+        dbg.nospace() << " SampledTexture("
+                      << "texture=" << d->u.stex.tex
+                      << " sampler=" << d->u.stex.sampler
+                      << ')';
+        break;
+    default:
+        Q_UNREACHABLE();
+        break;
+    }
+    dbg.nospace() << ')';
+    return dbg;
+}
+#endif
+
+#ifndef QT_NO_DEBUG_STREAM
+QDebug operator<<(QDebug dbg, const QRhiShaderResourceBindings &srb)
+{
+    QDebugStateSaver saver(dbg);
+    dbg.nospace() << "QRhiShaderResourceBindings("
+                  << srb.m_bindings
+                  << ')';
+    return dbg;
+}
+#endif
+
 /*!
     \class QRhiGraphicsPipeline
     \inmodule QtRhi

src/rhi/qrhi.h

@@ -280,6 +280,9 @@ private:
     friend Q_RHI_EXPORT bool operator==(const QRhiShaderResourceBinding &, const QRhiShaderResourceBinding &);
     friend Q_RHI_EXPORT bool operator!=(const QRhiShaderResourceBinding &, const QRhiShaderResourceBinding &);
     friend Q_RHI_EXPORT uint qHash(const QRhiShaderResourceBinding &, uint);
+#ifndef QT_NO_DEBUG_STREAM
+    friend Q_RHI_EXPORT QDebug operator<<(QDebug, const QRhiShaderResourceBinding &);
+#endif
 };
 
 Q_DECLARE_OPERATORS_FOR_FLAGS(QRhiShaderResourceBinding::StageFlags)
@@ -287,6 +290,9 @@ Q_DECLARE_OPERATORS_FOR_FLAGS(QRhiShaderResourceBinding::StageFlags)
 Q_RHI_EXPORT bool operator==(const QRhiShaderResourceBinding &a, const QRhiShaderResourceBinding &b);
 Q_RHI_EXPORT bool operator!=(const QRhiShaderResourceBinding &a, const QRhiShaderResourceBinding &b);
 Q_RHI_EXPORT uint qHash(const QRhiShaderResourceBinding &b, uint seed = 0);
+#ifndef QT_NO_DEBUG_STREAM
+Q_RHI_EXPORT QDebug operator<<(QDebug, const QRhiShaderResourceBinding &);
+#endif
 
 class Q_RHI_EXPORT QRhiColorAttachment
 {
@@ -786,8 +792,15 @@ protected:
     QRhiShaderResourceBindings(QRhiImplementation *rhi);
     QVector<QRhiShaderResourceBinding> m_bindings;
     Q_DECL_UNUSED_MEMBER quint64 m_reserved;
+#ifndef QT_NO_DEBUG_STREAM
+    friend Q_RHI_EXPORT QDebug operator<<(QDebug, const QRhiShaderResourceBindings &);
+#endif
 };
 
+#ifndef QT_NO_DEBUG_STREAM
+Q_RHI_EXPORT QDebug operator<<(QDebug, const QRhiShaderResourceBindings &);
+#endif
+
 class Q_RHI_EXPORT QRhiGraphicsPipeline : public QRhiResource
 {
 public: