On to a full rendered pipeline

libraries/gpu/src/gpu/Context.cpp

@@ -34,5 +34,8 @@ bool Context::makeProgram(Shader& shader, const Shader::BindingSet& bindings) {
 
 void Context::render(Batch& batch) {
     _backend->render(batch);
- //   GLBackend::renderBatch(batch, true);
 }
+
+void Context::syncCache() {
+    _backend->syncCache();
+}

libraries/gpu/src/gpu/Context.h

@@ -33,6 +33,7 @@ public:
 
     virtual~ Backend() {};
     virtual void render(Batch& batch) = 0;
+    virtual void syncCache() = 0;
 
     class TransformObject {
     public:
@@ -115,6 +116,7 @@ public:
 
     void render(Batch& batch);
 
+    void syncCache();
 
 protected:
     Context(const Context& context);

libraries/gpu/src/gpu/GLBackend.h

@@ -30,6 +30,12 @@ public:
 
     virtual void render(Batch& batch);
 
+    // This call synchronize the Full Backend cache with the current GLState
+    // THis is only intended to be used when mixing raw gl calls with the gpu api usage in order to sync
+    // the gpu::Backend state with the true gl state which has probably been messed up by these ugly naked gl calls
+    // Let's try to avoid to do that as much as possible!
+    virtual void syncCache();
+
     // Render Batch create a local Context and execute the batch with it
     // WARNING:
     // if syncCache is true, then the gpu::GLBackend will synchornize
@@ -195,12 +201,6 @@ public:
 
     void do_setStateColorWriteMask(uint32 mask);
 
-    // This call synchronize the Full Backend cache with the current GLState
-    // THis is only intended to be used when mixing raw gl calls with the gpu api usage in order to sync
-    // the gpu::Backend state with the true gl state which has probably been messed up by these ugly naked gl calls
-    // Let's try to avoid to do that as much as possible!
-    void syncCache();
-
 protected:
 
     // Draw Stage

libraries/render-utils/src/RenderDeferredTask.cpp

@@ -10,6 +10,8 @@
 //
 #include "RenderDeferredTask.h"
 
+#include "gpu/Context.h"
+
 using namespace render;
 
 RenderDeferredTask::RenderDeferredTask() : Task() {
@@ -34,6 +36,8 @@ void RenderDeferredTask::run(const SceneContextPointer& sceneContext, const Rend
         return;
     }
 
+    renderContext->args->_context->syncCache();
+
     for (auto job : _jobs) {
         job.run(sceneContext, renderContext);
     }