render_tests: Turn on FS with two uniforms
diff --git a/tests/xglrenderframework.cpp b/tests/xglrenderframework.cpp
index 9800755..dcfb04f 100644
--- a/tests/xglrenderframework.cpp
+++ b/tests/xglrenderframework.cpp
@@ -173,7 +173,7 @@
 
     // set up the memory view for the constant buffer
     this->m_constantBufferView.stride = 1;
-    this->m_constantBufferView.range  = 16;
+    this->m_constantBufferView.range  = constantCount * constantSize;
     this->m_constantBufferView.offset = 0;
     this->m_constantBufferView.mem    = m_constantBufferMem;
     this->m_constantBufferView.format.channelFormat = XGL_CH_FMT_R32G32B32A32;