61 lines
4.0 KiB
Plaintext
61 lines
4.0 KiB
Plaintext
[video output=day224 member=cmuratori stream_platform=twitch stream_username=handmade_hero project=code title="Prefetching Cutscene Layers" vod_platform=youtube id=C4Il0g8vtg0 annotator=Miblo]
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[1:24][Recap, run the game and point out an objectionable artifact]
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[3:14][Debugger: Step into RenderCutScene and note the unset State of the Asset]
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[6:12][handmade.cpp: Play the cutscene back at an artificially fast rate]
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[6:49][handmade_cutscene.cpp: Introduce RenderCutsceneAtTime]
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[9:25][handmade_cutscene.cpp: Do an additional RenderCutsceneAtTime in RenderCutscene, passing 0 as the RenderGroup in order to do a PrefetchBitmap]
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[11:49][Run the cutscene and see how it works]
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[12:24][@cmuratori][Do you guys know why there's \[a glitch\] on the beginning one?]
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[13:23][handmade_cutscene.cpp: Create an initial black Shot lasting 20 (artificially accelerated) seconds]
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[14:20]["n{un,one}?"][quote 340]
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[15:28][Run the cutscene and see the delay]
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[16:17][handmade.cpp: Play the cutscene back at the natural rate]
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[17:20][win32_handmade.cpp: ToggleFullscreen on and watch the result]
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[18:24][handmade_cutscene.cpp: #define CUTSCENE_WARMUP_SECONDS]
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[18:55][win32_handmade.cpp: Issue a Clear if the LayerCount == 0]
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[20:11][win32_handmade.cpp: Figure out why the flicker is happening]
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[21:25][Internet: VirtualAlloc[ref
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site=MSDN
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page="VirtualAlloc function"
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url=https://msdn.microsoft.com/en-us/library/windows/desktop/aa366887]]
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[23:12][Debugger: Step into Win32ResizeDIBSection and inspect Buffer->Memory]
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[23:50][Internet: GetStockObject function[ref
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site=MSDN
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page="GetStockObject function"
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url=https://msdn.microsoft.com/en-us/library/windows/desktop/dd144925]]
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[25:57][win32_handmade.cpp: Draw the window background with GetStockObject(BLACK_BRUSH)]
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[26:12][Run the cut scene and see that the startup experience is pretty nice]
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[26:43][win32_handmade.cpp: Create the window without it being visible]
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[27:39][Consider possible directions]
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[30:08][handmade.cpp: Toggle back to the game and illustrate the concept of the game getting started]
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[32:21][handmade.h: Provide the ability to switch between the cutscene and the game]
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[33:29][Run the game, join it and note the need to prefetch the game assets]
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[34:34][handmade.cpp: Introduce DeleteLowEntity to be called upon pressing Esc]
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[38:08][Run the game and try killing the hero]
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[38:46][handmade.cpp and handmade_platform.h: Provide the ability to exit the game]
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[42:18][Run the game and try exiting it]
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[42:35][handmade.cpp: Check to see if the Esc key WasPressed]
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[43:44][Run the game and test the exiting]
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[43:59][handmade_cutscene.h: Introduce struct playing_cutscene to formalise what the cutscene is doing]
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[45:42][handmade_cutscene.cpp: Introduce MakeIntroCutscene]
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[47:17][handmade_cutscene.cpp: Pass in the CutScene to RenderCutscene]
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[49:21][handmade.h: Initialise CurrentCutscene]
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[50:56][handmade_cutscene.cpp: Note that the cutscene will no longer be hot reloadable]
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[51:59][handmade_cutscene.cpp: AdvanceCutscene to allow multiple cutscenes]
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[52:29][Run the game, test our new functionality and consider making the cutscenes reset]
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[54:40][Q&A][:speech]
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[55:17][@insofaras][Would adding a BlockUntilLoaded style function be a good idea to make sure even slower computers have all layers loaded before the scene starts?]
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[55:54][handmade_cutscene.cpp: Turn off the prefetches]
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[57:07][handmade.cpp: Check for AllResourcesPresent before doing TiledRenderGroupToOutput]
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[58:48][@cubercaleb][Isn't there a way to clear the back buffer using SIMD?]
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[59:21][@ijustwantfood][Will there be any animated cutscenes or just zooming shots?]
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[59:39][@Fyoucon][Can you do a cloc?]
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[1:00:05][@Miblo][Would it be possible to fade from the desktop to the game's initial black screen? Failing that, I think it'd be cool if we fade into the cut scene from the black, and then back to black when we quit the game]
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[1:01:42][win32_handmade.cpp: Introduce FadeOut]
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[1:04:30][Internet: UpdateLayeredWindow[ref
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site=MSDN
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page="UpdateLayeredWindow function"
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url=https://msdn.microsoft.com/en-us/library/windows/desktop/ms633556]]
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[1:16:55][Shut it down][:speech]
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[/video]
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