RenderShaderData handling entirely reworked

- UBO created for each Shader/ShaderData
- We deal with nested QShaderData by looking for QNodeId only instead of looking
  for QShaderData*
- We update only the values that have changed into the UBO
- A CleanupFrameJob was added to properly clear all RenderShaderData set for
  updates after a frame
- RenderShaderData is cleared of all UBO rendering logic
- BlockToUBO contains all the updated properties for a given UBO in a
  RenderView, that solves the issue of properties being updated in the
  RenderShaderData while performing a draw call

Note: the QShaderData transformed properties were commented for now

deferred-examples and playground qml updates to follow

Change-Id: I8ecf155288c154f41b505cf465d31f5eb8a71b5d
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/render/io/uniformbuffer_p.h b/src/render/io/uniformbuffer_p.h
index 62f6af1b1..e17e50ece 100644
--- a/src/render/io/uniformbuffer_p.h
+++ b/src/render/io/uniformbuffer_p.h
@@ -43,6 +43,7 @@
 #define QT3D_RENDER_UNIFORMBUFFER_P_H
 
 #include <QOpenGLContext>
+#include <Qt3DCore/qnodeid.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -52,6 +53,8 @@ namespace Render {
 
 class QGraphicsContext;
 
+typedef QPair<QNodeId, QNodeId> ShaderDataShaderUboKey;
+
 class UniformBuffer
 {
 public: