45 lines
3.2 KiB
Plaintext
45 lines
3.2 KiB
Plaintext
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[video member=cmuratori stream_platform=twitch stream_username=handmade_hero project=code title="Building a Profile Tree" vod_platform=youtube id=6Ym-Nq1g7-s annotator=Miblo]
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[0:11][Set the stage for the day]
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[0:32][Problem #1: No fast way to get out the profiling information for the previous frame]
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[1:06][Problem #2: In order to print out the profile view we need some concept of the nesting of calls inside one another]
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[4:01][Blackboard: Profile Queries]
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[6:43][Hype the new version of 4coder]
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[7:52][handmade_debug.cpp: Enable the profiler]
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[8:12][Run the game and hit an InvalidCodePath as we overflow the PushBuffer of the renderer]
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[14:25][handmade_debug.cpp: Disable the profiler]
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[15:02][handmade_debug.h: Add StoredEventCount, ProfileBlockCount and DataBlockCount to debug_frame]
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[16:32][handmade_debug.cpp: Increment these values in StoreEvent and CollateDebugRecords]
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[17:37][handmade_debug.cpp: Print out these values]
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[18:45][Run the game and see what those numbers look like]
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[21:40][Consider how to process this data]
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[24:31][handmade_debug.h: Introduce debug_profile_node]
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[30:01][handmade_debug.cpp: Make DrawProfileIn take a debug_profile_node and work through how to use it]
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[39:15][handmade_debug.cpp: Make the DrawProfileIn call in DEBUGDrawElement take RootProfileNode]
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[43:55][handmade_debug.h: Use debug_stored_events in debug_profile_node]
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[47:25][Be Mr Cheesy - Mr Cheesepants, Cheese man][quote 430]
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[48:03][handmade_debug.cpp: Set debug_stored_event *Node to the result of StoreEvent (via *StoredEvent) and then immediately rewrite it]
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[59:54][Run the game and see that we're never adding anything to the RootProfileNode]
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[1:00:34][handmade_debug.cpp: Conditionally set the ParentEvent in BeginBlock]
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[1:05:21][handmade_debug.cpp: Setup the children in BeginBlock]
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[1:06:35][Debugger: Step into DrawProfileIn and inspect the RootEvent]
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[1:08:06][handmade_debug.cpp: Correctly set the Node's Duration]
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[1:10:48][Run the game and admire the bizarre results]
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[1:11:11][Q&A]
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[1:11:51][@insobot][Need to find a whole os is that we get a taste again... For some! Implementing merge?]
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[1:12:00][@grumpygiant256][Will the day-counter overflow tomorrow, or will The Variable provide more bits for us?]
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[1:12:17][@desuused][How are you going to celebrate Handmade Hero episode 0xFF?]
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[1:13:23][@cubercaleb][Soon enough we will need 10 bits to store the day counter!]
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[1:14:40][@cubercaleb][We may even need 11 bits!]
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[1:15:00][@guitarm87][How long will it take me to get your "flow" of coding? 40 years?]
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[1:15:24][@fartasanelk][What kind of data is the profiler intended to display?]
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[1:16:26][@ravicavus][Do you know what the total line count is at?]
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[1:16:55][@cubercaleb][Will you be able to turn on / off profiling for certain functions with the debug UI?]
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[1:17:36][@theinternetftw][ A big part of the slow startup for me is that the ModeArena is cleared to zero by default at the moment. That's about 256MB]
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[1:18:39][win32_handmade.cpp: Set GlobalRenderingType to software]
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[1:20:07][Run the game and witness a very slow fade]
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[1:21:11][build.bat: Stop linking with opengl32.lib]
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[1:22:02][win32_handmade.cpp: Switch back to OpenGL and witness a longer startup]
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[1:22:48][Wind down, wrap it up]
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[1:23:47][Anticipate new 4coder]
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[/video]
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