Add support for glDepthRange

Added a new QRenderState to provide access to glDepthRange.

Task-number: QTBUG-73059
Change-Id: I434b73e6e499307bfa58b2a1001e4c48328e9d5b
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/render/renderstates/renderstates.cpp b/src/render/renderstates/renderstates.cpp
index d6be80b1c..c954d9d2c 100644
--- a/src/render/renderstates/renderstates.cpp
+++ b/src/render/renderstates/renderstates.cpp
@@ -89,6 +89,12 @@ void MSAAEnabled::updateProperty(const char *name, const QVariant &value)
         std::get<0>(m_values) = value.toBool();
 }
 
+void DepthRange::updateProperty(const char *name, const QVariant &value)
+{
+    if (name == QByteArrayLiteral("nearValue")) std::get<0>(m_values) = value.toDouble();
+    else if (name == QByteArrayLiteral("farValue")) std::get<1>(m_values) = value.toDouble();
+}
+
 void DepthTest::updateProperty(const char *name, const QVariant &value)
 {
     if (name == QByteArrayLiteral("depthFunction")) std::get<0>(m_values) = value.toInt();