From 626c50477c4cd83fdd0358844246e88c4f267e81 Mon Sep 17 00:00:00 2001
From: itsmattkc <itsmattkc@gmail.com>
Date: Sat, 4 Apr 2020 19:28:38 +1100
Subject: [PATCH] renderer: set null value on shader if no value was found in
 the table

---
 app/render/backend/opengl/openglproxy.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/app/render/backend/opengl/openglproxy.cpp b/app/render/backend/opengl/openglproxy.cpp
index 3653a14bb..bf5151453 100644
--- a/app/render/backend/opengl/openglproxy.cpp
+++ b/app/render/backend/opengl/openglproxy.cpp
@@ -245,7 +245,17 @@ void OpenGLProxy::RunNodeAccelerated(const Node *node, const TimeRange &range, c
         NodeValue meta_value = node->InputValueFromTable(input, input_params);
         const QVariant& value = meta_value.data();
 
-        switch (meta_value.type()) {
+        NodeParam::DataType data_type;
+
+        if (meta_value.type() != NodeParam::kNone) {
+          // Use value's data type
+          data_type = meta_value.type();
+        } else {
+          // Fallback on null value, send the null to the parameter
+          data_type = input->data_type();
+        }
+
+        switch (data_type) {
         case NodeInput::kInt:
           shader->setUniformValue(variable_location, value.toInt());
           break;