Work on build process

.gitignore

@@ -3,9 +3,14 @@
 *.elf
 *.map
 *.z64
+*.blend1
 
 build/
 debugger
-assets/
+assets_working/
+vpk/
+portal_pak_dir/
+portal_pak_modified/
 
 tools/skeletool64
+tools/vtf2png

Makefile

@@ -11,6 +11,7 @@ include /usr/include/n64/make/PRdefs
 MIDICVT:=tools/midicvt
 SFZ2N64:=tools/sfz2n64
 SKELATOOL64:=tools/skeletool64
+VTF2PNG:=tools/vtf2png
 
 OPTIMIZER		:= -O0
 LCDEFS			:= -DDEBUG -g -Isrc/ -I/usr/include/n64/nustd -Werror -Wall
@@ -84,6 +85,36 @@ src/models/subject.h src/models/subject_geo.inc.h: assets/fbx/Subject.fbx
 src/models/sphere.h src/models/sphere_geo.inc.h: assets/fbx/Sphere.fbx
 	skeletool64 -s 100 -r 0,0,0 -n sphere -o src/models/sphere.h assets/fbx/Sphere.fbx
 
+
+####################
+## vpk extraction
+####################
+
+portal_pak_dir: vpk/portal_pak_dir.vpk
+	vpk -x portal_pak_dir vpk/portal_pak_dir.vpk
+
+	portal_pak_dir/materials/concrete/concrete_modular_wall001d.png
+
+
+TEXTURE_SCRIPTS = $(shell find assets/ -type f -name '*.ims')
+TEXTURE_IMAGES = $(TEXTURE_SCRIPTS:assets/%.ims=portal_pak_modified/%.png)
+
+%.png: %.vtf
+	$(VTF2PNG) $< $@
+
+portal_pak_modified/%.png: portal_pak_dir/%.png assets/%.ims
+	@mkdir -p $(@D)
+	convert $< `cat $(@:portal_pak_modified/%.png=assets/%.ims)` $@
+
+
+####################
+## Materials
+####################
+
+build/assets/materials/materials.h: assets/materials/materials.yaml $(TEXTURE_IMAGES)
+	@mkdir -p $(@D)
+	$(SKELATOOL64) -n materials -m $< -M $@
+
 ####################
 ## Test Chambers
 ####################

README.md

@@ -8,4 +8,18 @@ First, you will need to setup [modern sdk](https://crashoveride95.github.io/n64h
 
 Next, you will need to downlaod blender 2.9 or higher. Then set the environment variable `BLENDER_2_9` to be the absolute path where the blender executable is located on your computer.
 
+You will need to instal python vpk
+
+```
+pip install vpk
+```
+
+Build and install [vtf2png](https://github.com/eXeC64/vtf2png)
+
+Install image magic
+
+```
+sudo apt install imagemagic
+```
+
 Finally run `make` to build the project

assets/materials/concrete/concrete_modular_wall001d.ims

@@ -0,0 +1 @@
+-crop 256x512+0+0 -resize 64x128

assets/materials/materials.yaml

@@ -0,0 +1,6 @@
+materials:
+  concrete_modular_wall001d:
+    gDPSetTile: 
+      filename: ../../portal_pak_modified/materials/concrete/concrete_modular_wall001d.png
+      fmt: G_IM_FMT_I
+      siz: G_IM_SIZ_4b