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Move asset building into its own file

windows-imgui
Macoy Madson 3 months ago
parent
commit
937fd5f446
  1. 113
      test/src/AssetBuilder.cake
  2. 2
      test/src/OgreApp.cake
  3. 115
      test/src/VocalGame.cake

113
test/src/AssetBuilder.cake

@ -0,0 +1,113 @@
;;
;; Assets
;;
;; TODO Improvements:
;; - Check blender command for changes to cause rebuild
;; - Check linked Blender files (would need to hard code because blender is too slow to start)
;; - Don't rebuild due to different build configuration (assets remain unchanged)
;; - Actually check assets instead of just cache file
(defun-comptime process-3d-assets (manager (& ModuleManager) module (* Module) &return bool)
(scope ;; Models/meshes
;; Make sure output dir exists and we have an absolute path to it
(var model-assets ([] (* (const char))) (array "Monkey" "MaterialSphere"))
(var model-relative-dir (* (const char)) "data/Models")
(makeDirectory model-relative-dir)
;; Output must be absolute or OgreMeshTool will fail (probably due to different working dir)
(var model-output-dir (* (const char)) (makeAbsolutePath_Allocated null model-relative-dir))
(unless model-output-dir
(Logf "Asset-Building: could not make directory %s absolute\n" model-relative-dir)
(return false))
(var i int 0)
(while (< i (array-size model-assets))
(var blend-asset ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer blend-asset "assets/%s.blend" (at i model-assets))
;; It is too slow to check Blender for all the files the blend will export, then check whether
;; the .blend file is more recently modified. Instead, create a file in the cache to represent
;; the last time the .blend was known to have been exported. Hack, especially because other
;; configurations don't need to rebuild assets. Probably better to just leave asset building to
;; another executable
(var cache-reference-filename ([] MAX_PATH_LENGTH char) (array 0))
(unless (outputFilenameFromSourceFilename (call-on c_str (field manager buildOutputDir))
blend-asset
"txt" ;; Add to end of file for type
cache-reference-filename (sizeof cache-reference-filename))
(free (type-cast model-output-dir (* void)))
(return false))
(unless (fileIsMoreRecentlyModified blend-asset cache-reference-filename)
(incr i)
(continue))
(run-process-sequential-or
("blender"
"--background" blend-asset
"--python-exit-code" "1" ;; If there's a python exception, return 1
"--python" "../tools/BlenderToOgre.py"
"--" model-output-dir)
(Log "Asset-Building: failed to build 3D asset. Is Blender on your path? Is blender2ogre set
up on your Blender default preferences? See https://github.com/OGRECave/blender2ogre for setup\n
You may need to copy blender2ogre to your new blender version, e.g.:\n\n
cp -r Dependencies/blender2ogre/io_ogre ~/.config/blender/[version]\n\n
Or, open your new version of Blender and select 'Copy settings from [previous version]'\n
on the splash screen.\n")
(free (type-cast model-output-dir (* void)))
(return false))
(scope ;; Write reference file
(var cache-reference (* FILE) (fopen cache-reference-filename "w"))
(unless cache-reference
(Logf "Asset-Building: failed to open cache reference file %s\n" cache-reference-filename)
(free (type-cast model-output-dir (* void)))
(return false))
(fprintf cache-reference "%s exported\n" blend-asset)
(fclose cache-reference))
(incr i))
(free (type-cast model-output-dir (* void))))
(scope ;; Textures
(var texture-assets ([] (* (const char))) (array "Monkey_Texture"))
(var texture-process-results (<> std::vector int))
(call-on resize texture-process-results (array-size texture-assets))
(var max-num-processes int 4)
(var num-processes-running int 0)
(var i int 0)
(while (< i (array-size texture-assets))
(var texture-asset ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer texture-asset "assets/%s.png" (at i texture-assets))
(var texture-converted ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer texture-converted "data/Materials/Textures/%s.dds" (at i texture-assets))
(unless (fileIsMoreRecentlyModified texture-asset texture-converted)
(incr i)
(continue))
;; Don't spin up too many processes
(when (>= num-processes-running max-num-processes)
(Log "wait for processes\n")
(waitForAllProcessesClosed null)
(set num-processes-running 0))
(set (at i texture-process-results) -1)
(run-process-start-or (addr (at i texture-process-results))
("convert" texture-asset texture-converted)
(Log "Asset-Building: failed to convert 2D texture. Is 'convert' on your
path? You may need to install ImageMagick. See https://www.imagemagick.org/script/download.php\n")
(return false))
(incr num-processes-running)
(incr i))
(waitForAllProcessesClosed null)
(for-in result int texture-process-results
(unless (= 0 result)
(Log "Asset-Building: failed to convert texture\n")
(return false))))
(return true))
;; TODO: This should be a post-build hook
(add-compile-time-hook-module pre-build process-3d-assets :priority-decrease 10)

2
test/src/OgreApp.cake

@ -1,6 +1,6 @@
(set-cakelisp-option cakelisp-src-dir "Dependencies/cakelisp/src")
(import "Ogre.cake")
(import "Ogre.cake" &comptime-only "AssetBuilder.cake")
;; TODO: Should this happen automatically, because import automatically adds current working dir?
;; Should it add working dir?
(add-c-search-directory-module ".")

115
test/src/VocalGame.cake

@ -1,6 +1,6 @@
(set-cakelisp-option executable-output "VocalGame")
(import &comptime-only "Options.cake" "ComptimeHelpers.cake")
(import &comptime-only "Options.cake" "ComptimeHelpers.cake" "AssetBuilder.cake")
(import "Ogre.cake" "OgreInitialize.cake" "SDL.cake" "Math.cake" "Tracy.cake" "Aubio.cake")
@ -681,119 +681,6 @@
(return true)))
(return false))
;;
;; Assets
;;
;; TODO Improvements:
;; - Check blender command for changes to cause rebuild
;; - Check linked Blender files (would need to hard code because blender is too slow to start)
;; - Don't rebuild due to different build configuration (assets remain unchanged)
;; - Actually check assets instead of just cache file
(defun-comptime process-3d-assets (manager (& ModuleManager) module (* Module) &return bool)
(scope ;; Models/meshes
;; Make sure output dir exists and we have an absolute path to it
(var model-assets ([] (* (const char))) (array "Monkey" "MaterialSphere"))
(var model-relative-dir (* (const char)) "data/Models")
(makeDirectory model-relative-dir)
;; Output must be absolute or OgreMeshTool will fail (probably due to different working dir)
(var model-output-dir (* (const char)) (makeAbsolutePath_Allocated null model-relative-dir))
(unless model-output-dir
(Logf "Asset-Building: could not make directory %s absolute\n" model-relative-dir)
(return false))
(var i int 0)
(while (< i (array-size model-assets))
(var blend-asset ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer blend-asset "assets/%s.blend" (at i model-assets))
;; It is too slow to check Blender for all the files the blend will export, then check whether
;; the .blend file is more recently modified. Instead, create a file in the cache to represent
;; the last time the .blend was known to have been exported. Hack, especially because other
;; configurations don't need to rebuild assets. Probably better to just leave asset building to
;; another executable
(var cache-reference-filename ([] MAX_PATH_LENGTH char) (array 0))
(unless (outputFilenameFromSourceFilename (call-on c_str (field manager buildOutputDir))
blend-asset
"txt" ;; Add to end of file for type
cache-reference-filename (sizeof cache-reference-filename))
(free (type-cast model-output-dir (* void)))
(return false))
(unless (fileIsMoreRecentlyModified blend-asset cache-reference-filename)
(incr i)
(continue))
(run-process-sequential-or
("blender"
"--background" blend-asset
"--python-exit-code" "1" ;; If there's a python exception, return 1
"--python" "../tools/BlenderToOgre.py"
"--" model-output-dir)
(Log "Asset-Building: failed to build 3D asset. Is Blender on your path? Is blender2ogre set
up on your Blender default preferences? See https://github.com/OGRECave/blender2ogre for setup\n
You may need to copy blender2ogre to your new blender version, e.g.:\n\n
cp -r Dependencies/blender2ogre/io_ogre ~/.config/blender/[version]\n\n
Or, open your new version of Blender and select 'Copy settings from [previous version]'\n
on the splash screen.\n")
(free (type-cast model-output-dir (* void)))
(return false))
(scope ;; Write reference file
(var cache-reference (* FILE) (fopen cache-reference-filename "w"))
(unless cache-reference
(Logf "Asset-Building: failed to open cache reference file %s\n" cache-reference-filename)
(free (type-cast model-output-dir (* void)))
(return false))
(fprintf cache-reference "%s exported\n" blend-asset)
(fclose cache-reference))
(incr i))
(free (type-cast model-output-dir (* void))))
(scope ;; Textures
(var texture-assets ([] (* (const char))) (array "Monkey_Texture"))
(var texture-process-results (<> std::vector int))
(call-on resize texture-process-results (array-size texture-assets))
(var max-num-processes int 4)
(var num-processes-running int 0)
(var i int 0)
(while (< i (array-size texture-assets))
(var texture-asset ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer texture-asset "assets/%s.png" (at i texture-assets))
(var texture-converted ([] MAX_PATH_LENGTH char) (array 0))
(PrintfBuffer texture-converted "data/Materials/Textures/%s.dds" (at i texture-assets))
(unless (fileIsMoreRecentlyModified texture-asset texture-converted)
(incr i)
(continue))
;; Don't spin up too many processes
(when (>= num-processes-running max-num-processes)
(Log "wait for processes\n")
(waitForAllProcessesClosed null)
(set num-processes-running 0))
(set (at i texture-process-results) -1)
(run-process-start-or (addr (at i texture-process-results))
("convert" texture-asset texture-converted)
(Log "Asset-Building: failed to convert 2D texture. Is 'convert' on your
path? You may need to install ImageMagick. See https://www.imagemagick.org/script/download.php\n")
(return false))
(incr num-processes-running)
(incr i))
(waitForAllProcessesClosed null)
(for-in result int texture-process-results
(unless (= 0 result)
(Log "Asset-Building: failed to convert texture\n")
(return false))))
(return true))
;; TODO: This should be a post-build hook
(add-compile-time-hook-module pre-build process-3d-assets :priority-decrease 10)
;;
;; Building
;;

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