opengl: add shader build infrastructure
perl script to transform shader programs into c include files with
static string constands containing the shader programs, so we can
easily embed them into qemu. Also some Makefile logic for them.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
diff --git a/Makefile b/Makefile
index 93af871..49e4567 100644
--- a/Makefile
+++ b/Makefile
@@ -296,6 +296,7 @@
rm -f fsdev/*.pod
rm -rf .libs */.libs
rm -f qemu-img-cmds.h
+ rm -f ui/shader/*-vert.h ui/shader/*-frag.h
@# May not be present in GENERATED_HEADERS
rm -f trace/generated-tracers-dtrace.dtrace*
rm -f trace/generated-tracers-dtrace.h*
@@ -441,6 +442,19 @@
find "$(SRC_PATH)" -name "*.[chsS]" -print | sed 's,^\./,,' > ./cscope.files
cscope -b
+# opengl shader programs
+ui/shader/%-vert.h: $(SRC_PATH)/ui/shader/%.vert $(SRC_PATH)/scripts/shaderinclude.pl
+ @mkdir -p $(dir $@)
+ $(call quiet-command,\
+ perl $(SRC_PATH)/scripts/shaderinclude.pl $< > $@,\
+ " VERT $@")
+
+ui/shader/%-frag.h: $(SRC_PATH)/ui/shader/%.frag $(SRC_PATH)/scripts/shaderinclude.pl
+ @mkdir -p $(dir $@)
+ $(call quiet-command,\
+ perl $(SRC_PATH)/scripts/shaderinclude.pl $< > $@,\
+ " FRAG $@")
+
# documentation
MAKEINFO=makeinfo
MAKEINFOFLAGS=--no-headers --no-split --number-sections
