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    1. Maxon Developers Forum
    2. vaishhg
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      GetEffectiveRenderData does not return per-take overrides for RDATA_FRAMEFROM / RDATA_FRAMETO

      Watching Ignoring Scheduled Pinned Locked Moved Cinema 4D SDK 2025 2026 linux
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      ferdinandF
      Hello @vaishhg, Thank you for reaching out to us and your comprehensive yet sparse problem description, this really makes things easier for us. The problem is a bit that you somewhat forgot a crucial part: The scene data :). You provided this: Create a Cinema 4D scene with a Main take (frame range 0-6) Create child takes (V, E, R, A) and override the render data's frame range on each (e.g., V: 0-9, E: 0-23, R: 0-13, A: 0-17) But I cannot recreate a scene with these instructions, unless you meant the second step in a rather metaphorical way (switching the render data itself via takes). I also talked with some of our support specialists, and the consensus seems to be that what you claim to be the case - a scene with take overwritten FROM/TO values - is not possible. What you can do, is create multiple render settings and then activate them via takes. But Takes are a tricky subject, and I would not rule out that you somehow found a way to create take overrides for parameters of a render data instance. If so, please share the scene. Find also a scene attached which demonstrates what I discussed above: A scene that switches the active render data based on takes. It will print this with your script: Take 'Main': FRAMEFROM=0, FRAMETO=90 Take '0_45': FRAMEFROM=0, FRAMETO=45 Take '0_90': FRAMEFROM=0, FRAMETO=90 take_renderdata.c4d So, to formally answer your main question: When my assumptions above are true, your scene is printing the same values because each take does have the same values, as these two parameters are not directly overridable. Cheers, Ferdinand
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      [Cinema 4D/Redshift] Nested Redshift Proxy Files Not Detected by Project Asset Inspector

      Watching Ignoring Scheduled Pinned Locked Moved Cinema 4D SDK 2025 2026 windows linux
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      ferdinandF
      Hey @vaishhg, As I tried to explain there are no nested dependencies. *.rs is a full blown scene file format which can express geometry, curves, simulation data, materials and more. When you save a Cinema 4D scene as *.rs al data in it is exported to that format, including the "nested" case where a *.c4d scene is referencing a *.c4d scene. So when you start out with this *.c4d scene: Scene.c4d +-- Objects +-- Cloner ( creates 5 instances) +-- Cube Generator +-- Cache +-- Polygon Object +-- Tags +-- Material Tag (references 'Red Material') +-- Materials +-- Red Material And then export it to Scene.rs, you get this (this is not an actual depiction of the file format, just a visualization of what happens, rs is not an open format). Scene.rs +-- Objects +-- Cube.0 [Red Material] +-- Cube.1 [Red Material] +-- Cube.2 [Red Material] +-- Cube.3 [Red Material] +-- Cube.4 [Red Material] +-- Materials +-- Red Material (contains Red Material definition) If you load that file back into Cinema 4D you get this. All data - that these are 5 separate cubes with a red material each - resides in the Redshift core only, we only see a proxy in Cinema 4D, hence the name "RS Proxy Object". It is the Redshift Core which will resolve the data in the RS file at render time. ReferencingScene.c4d +-- Objects +-- RS Proxy Object.0 (loads Scene.rs) +-- Cache (will be empty by default, there is literally no data in the c4d core, only when we set 'Preview' to 'Mesh' there will be a cache so that the viewport can display something) +-- Polygon Object (one blob representing all 5 cubes and no material information) +-- RS Proxy Object.1 (loads Scene.rs) +-- Cache +-- Polygon Object When we now export ReferencingScene.c4d to ReferencingScene.rs we get this. Because when the exporter runs, it will encounter the two RS Proxy Objects when flattening the c4d scene and do what you cannot do, grab the rs scene data from the referenced Scene.rs files and inline that into the new ReferencingScene.rs file. So we end up with 10 cubes in total, each with the red material assigned. ReferencingScene.rs +-- Objects +-- Cube.0 [Red Material] (from RS Proxy Object.0) +-- Cube.1 [Red Material] ... +-- Cube.2 [Red Material] ... +-- Cube.3 [Red Material] ... +-- Cube.4 [Red Material] ... +-- Cube.0 [Red Material] (from RS Proxy Object.1) +-- Cube.1 [Red Material] ... +-- Cube.2 [Red Material] ... +-- Cube.3 [Red Material] ... +-- Cube.4 [Red Material] ... +-- Materials +-- Red Material (contains Red Material definition) And when we load that back into Cinema 4D we get this: SecondGeneration.c4d +-- Objects +-- RS Proxy Object.0 (loads ReferencingScene.rs) +-- Cache +-- Polygon Object (one blob representing all 10 cubes and no material information) The TLDR is that the Redshift Core can read *.rs files and the Cinema API cannot, it can only write them or load them via an RS Proxy Object. And there is no 'resolving [...] the full proxy chain' as you put it. An *.rs scene file is just a discrete scene representation that contains does not know concepts such as generators or assets known to the Cinema API/Core. When export a *.c4d scene that references *.rs files all data is just flattened into a single *.rs file (again, what I showed under the *.rs formats above was just a visualization, not the actual file format). There is currently no way to do what you want to do, even if you would request access to the Redshift Core C++ SDK. Because the RS file format is a GPU scene file format and very deeply integrated into the core. Even the RS Core SDK does not expose functionalities to read RS files to CPU memory structures. Cheers, Ferdinand