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* Implement graph layers support in QShaderGraphKevin Ottens2017-08-021-0/+117
| | | | | | | | | | | When creating the statements, it is now possible to pass a list of enabled layer names. Every node or edge which is not in the list of enabled layers will be pruned from the graph prior to traversal. Note that an empty layer list for a node or an edge means it is on all layers. Change-Id: I61a4df7d395b4beb42ee55ce08fef8ebe04263c9 Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
* Add the layer concept to QShaderNode and QShaderGraph::EdgeKevin Ottens2017-08-021-2/+5
| | | | | | | This will be used in further commits Change-Id: I49977f1ea482b97dc0a159f69a0d2eda3865ec44 Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
* [Shader Graph Gen.] Introduce QShaderGraph::StatementKevin Ottens2017-06-201-0/+408
| | | | | | | | This is our "byte code" representing a flattened graph. It will be used as input for the code generation. Change-Id: Ie02a60d07c035f3d16872e79931eb7cde168a8d1 Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
* [Shader Graph Gen.] Introduce QShaderGraphKevin Ottens2017-06-202-0/+256
This allows to connect our nodes together via ports. This way user code can assemble a shader from simpler blocks. Change-Id: I168dcf4af6aa11ad47b68d91e5a55e96ca922678 Reviewed-by: Sean Harmer <sean.harmer@kdab.com>