waf: add glslc module

ref_vk/wscript

@@ -15,12 +15,16 @@ def configure(conf):
 	if conf.options.DEDICATED:
 		return
 
+	conf.load('glslc')
 	conf.define('REF_DLL', 1)
 
+	# conf.env.GLSLCFLAGS.append_unique(['-O'])
+
 def build(bld):
 	libs = [ 'public', 'M' ]
 
 	source = bld.path.ant_glob(['*.c'])
+	glsl_source = bld.path.ant_glob(['shaders/*.vert', 'shaders/*.frag'])
 
 	includes = ['.',
 		'../engine',
@@ -42,3 +46,11 @@ def build(bld):
 		subsystem = bld.env.MSVC_SUBSYSTEM
 	)
 
+	bld(
+		source = glsl_source,
+		features = 'glsl',
+		# includes = 'shaders/', # write your includes here
+		# defines = 'TEST', # write your C preprocessor defines here
+		install_path = '${PREFIX}/lib/xash3d/valve' # TEMPORARY!!!!
+	)
+

scripts/waifulib/glslc.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+# encoding: utf-8
+# a1batross, 2020
+
+import os
+from waflib import *
+from waflib.Tools import c_preproc
+
+def options(opt):
+	pass
+
+def configure(conf):
+	conf.find_program('glslc')
+
+	self.env.GLSLCFLAGS    = []
+
+class glsl(Task.Task):
+	color = 'BLUE'
+	run_str = '${GLSLC} ${GLSLCFLAGS} ${GLSLCINCLUDES} ${GLSLCDEFINES} -o ${TGT} ${SRC}'
+	vars = ['GLSLC', 'GLSLCFLAGS', 'GLSLCINCLUDES', 'GLSLCDEFINES']
+
+@TaskGen.extension('.vert', '.frag')
+def process_glsl_source(self, src):
+	includes = self.to_list(getattr(self, 'includes', []))
+	defines  = self.to_list(getattr(self, 'defines', []))
+	sources  = self.to_list(getattr(self, 'source', []))
+
+	self.env.GLSLCINCLUDES = ['-I' + s for s in includes]
+	self.env.GLSLCDEFINES  = ['-D' + s for s in defines]
+
+	tsk = self.create_task('glsl', src, src.parent.find_or_declare('%s.spv' % src.name))
+
+	inst_to = getattr(self, 'install_path', None)
+	if inst_to:
+		self.add_install_files(install_to=inst_to,
+			install_from=tsk.outputs[:], chmod=Utils.O755, task=tsk)