render: add a bunch of new channels to compare

New channels:
- material: red = roughness, green = metalness
- direct_diffuse: direct lighting diffuse channel
- direct_specular: direct lighting specular channel
- diffuset: direct + indirect diffuse, spatially denoised
- specular: direct + indirect specular, spatially denoised

render/rendertest.py

@@ -21,6 +21,7 @@ for (_, _, files) in os.walk(os.path.join(ROOT, 'save')):
 		saves.append(file.removesuffix('.sav').removeprefix('rendertest_'))
 
 channels = {
+	# channel name: rt_debug_display_only value
 	'full': '',
 	'basecolor': 'basecolor',
 	'emissive': 'emissive',
@@ -28,6 +29,11 @@ channels = {
 	'ngeom': 'ngeom',
 	'lighting': 'lighting',
 	'direct': 'direct',
+	'direct_diffuse': 'direct_diff',
+	'direct_specular': 'direct_spec',
+	'diffuse': 'diffuse',
+	'specular': 'specular',
+	'material': 'material',
 	'indirect': 'indirect',
 	'indirect_specular': 'indirect_spec',
 	'indirect_diffuse': 'indirect_diff',
@@ -110,6 +116,7 @@ def render():
 	env['LD_LIBRARY_PATH'] = '.'
 	subprocess.run([f'{args.xash_dir}/xash3d', '-ref', 'vk',
 		'-nowriteconfig', '-nosound', '-log',
+		#'-dev', '2', '-vkverboselogs',
 		'-width', '1280', '-height', '800',
 		'+exec', 'rendertest.script'],
 		env=env, check=True)