ChaoticByte/Fragmented
1
1
Fork 0
Code Issues 2 Pull requests Projects Releases 1 Packages Wiki Activity Actions

Pass a String to the shader directive parser functions instead of Shader

Browse source
This commit is contained in:
ChaoticByte 2025-01-06 22:22:42 +01:00
parent 6c1ec9ed2c
commit 885cfbf3bc
No known key found for this signature in database
2 changed files with 9 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/Compositor.gd
View file

@ -34,13 +34,13 @@ func inject_step_uniform(shader_code: String) -> Shader:
func update() -> Array: # returns error messages (strings)
# inject STEP uniform & get number of steps
var shader: Shader = inject_step_uniform(Filesystem.shader_code)
var step: int = ShaderDirectiveParser.parse_steps_directive(shader)
var step: int = ShaderDirectiveParser.parse_steps_directive(shader.code)
# validate shader
if not validate_shader_compilation(shader):
return ["Shader compilation failed!"]
var errors = []
# load texture(s) from //!load directive -> TEXTURE
var m = ShaderDirectiveParser.parse_load_directive(shader)
var m = ShaderDirectiveParser.parse_load_directive(shader.code)
if len(m) < 1:
errors.append("Didn't find a load directive!")
return errors
@ -55,7 +55,7 @@ func update() -> Array: # returns error messages (strings)
return errors
# ... from //!load+ directives
Filesystem.clear_additional_images()
for n in ShaderDirectiveParser.parse_load_additional_directive(shader):
for n in ShaderDirectiveParser.parse_load_additional_directive(shader.code):
err = Filesystem.load_additional_image(n[1], Filesystem.get_absolute_path(n[2]))
if err != "":
errors.append(err)

12
src/ShaderDirectiveParser.gd
View file

@ -4,20 +4,20 @@ var _load_regex: RegEx = RegEx.create_from_string(r'\/\/!load\s(.*)')
var _load_additional_regex: RegEx = RegEx.create_from_string(r'\/\/!load\+\s(\w*)\s(.*)')
var _iterate_regex: RegEx = RegEx.create_from_string(r'\/\/!steps\s([0-9]+)\s*')
func parse_load_directive(shader: Shader) -> PackedStringArray:
var regex_match = self._load_regex.search(shader.code)
func parse_load_directive(shader_code: String) -> PackedStringArray:
var regex_match = self._load_regex.search(shader_code)
if regex_match == null:
return []
return regex_match.strings
func parse_load_additional_directive(shader: Shader) -> Array[PackedStringArray]:
func parse_load_additional_directive(shader_code: String) -> Array[PackedStringArray]:
var results : Array[PackedStringArray] = []
for m in self._load_additional_regex.search_all(shader.code):
for m in self._load_additional_regex.search_all(shader_code):
results.append(m.strings)
return results
func parse_steps_directive(shader: Shader) -> int:
var regex_match = self._iterate_regex.search(shader.code)
func parse_steps_directive(shader_code: String) -> int:
var regex_match = self._iterate_regex.search(shader_code)
if regex_match == null:
return 1
else: