Add files via upload

Author: KorinDev

addons/post_processing/AboutShaders.txt

@@ -0,0 +1 @@
+Hey, you may notice that when exploring the /shaders/ directory there are some unused shaders, that means that they either are worked on or werent properly removed!

addons/post_processing/node/children/color_correction.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=3 format=3 uid="uid://q8472v8awese"]
+
+[ext_resource type="Shader" path="res://addons/post_processing/shaders/color_correction.gdshader" id="1_cf4sj"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_nmxm8"]
+shader = ExtResource("1_cf4sj")
+shader_parameter/tint = Color(1, 1, 1, 1)
+shader_parameter/brightness = 0.0
+shader_parameter/saturation = 0.0
+
+[node name="ColorCorrection" type="CanvasLayer"]
+visible = false
+
+[node name="data" type="ColorRect" parent="."]
+material = SubResource("ShaderMaterial_nmxm8")
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2

addons/post_processing/node/children/pixelate.tscn

@@ -0,0 +1,18 @@
+[gd_scene load_steps=3 format=3 uid="uid://bs1yan5h4eao8"]
+
+[ext_resource type="Shader" path="res://addons/post_processing/shaders/pixelate.gdshader" id="1_yebq2"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_gfycf"]
+shader = ExtResource("1_yebq2")
+shader_parameter/pixelSize = 7
+
+[node name="Pixelate" type="CanvasLayer"]
+visible = false
+
+[node name="data" type="ColorRect" parent="."]
+material = SubResource("ShaderMaterial_gfycf")
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2

addons/post_processing/node/post_process.gd

@@ -17,6 +17,12 @@ func update_shaders() -> void:
 
 func _update_shader_parameters( _name : String, _material : Material) -> void:
 	match _name:
+		"Pixelate":
+			_material.set_shader_parameter("pixelSize", configuration.PixelatePixelSize)
+		"ColorCorrection":
+			_material.set_shader_parameter("tint", configuration.ColorCorrectionTint)
+			_material.set_shader_parameter("brightness", configuration.ColorCorrectionBrightness)
+			_material.set_shader_parameter("saturation", configuration.ColorCorrectionSaturation)
 		"ChromaticAberration":
 			_material.set_shader_parameter("offset", configuration.StrenghtCA)
 		"Blur":
@@ -81,7 +87,10 @@ func _update_shader_parameters( _name : String, _material : Material) -> void:
 
 
 func _check_shader_visibility(_name: String) -> bool:
-	
+		if _name.begins_with("Pixelate"):
+			return true if configuration.Pixelate else false
+		if _name.begins_with("ColorCorrection"):
+			return true if configuration.ColorCorrection else false
 		if _name.begins_with("ChromaticAberration"):
 			return true if configuration.ChromaticAberration else false
 
@@ -139,6 +148,8 @@ func _enter_tree():
 	_add_canvas_layer_children("res://addons/post_processing/node/children/speed_lines.tscn", "SDP_LIN")
 	_add_canvas_layer_children("res://addons/post_processing/node/children/ascii.tscn", "ASCII")
 	_add_canvas_layer_children("res://addons/post_processing/node/children/CRT.tscn", "CRT")
+	_add_canvas_layer_children("res://addons/post_processing/node/children/color_correction.tscn", "CC")
+	_add_canvas_layer_children("res://addons/post_processing/node/children/pixelate.tscn", "PXL")
 
 	update_shaders()
 
@@ -153,11 +164,14 @@ func _process(delta):
 	if not configuration:
 		return
 	if Engine.is_editor_hint():
-		return
-	if not dynamically_update:
-		return
+		if dynamically_update:
+			update_shaders()
+		else:
+			if configuration.reload:
+				configuration.reload = false
+				update_shaders()
 	else:
 		update_shaders()
 	if configuration.reload:
-		update_shaders()
 		configuration.reload = false
+		update_shaders()

addons/post_processing/node/post_process.svg.import

@@ -5,6 +5,7 @@ type="CompressedTexture2D"
 uid="uid://c76ob2amhl0ln"
 path="res://.godot/imported/post_process.svg-a28c497815b0e679908309d25a9b379d.ctex"
 metadata={
+"has_editor_variant": true,
 "vram_texture": false
 }
 
@@ -34,4 +35,4 @@ process/size_limit=0
 detect_3d/compress_to=1
 svg/scale=1.0
 editor/scale_with_editor_scale=false
-editor/convert_colors_with_editor_theme=false
+editor/convert_colors_with_editor_theme=true

addons/post_processing/plugin.cfg

@@ -3,5 +3,5 @@
 name="PostProcessing"
 description="Simple Post Processing Plugin"
 author="Korin"
-version=""
+version="0.0.9"
 script="plugin.gd"

addons/post_processing/resource/post_processing_configuration.gd

@@ -1,27 +1,28 @@
 class_name PostProcessingConfiguration extends Resource
 
 # post-processing-config based system by loufe
-@export_group("Post Processing")
+@export_group("Settings")
 @export var reload: bool
-@export_group("ASCII (No Color)")
+@export_group("Visual Effects")
+@export_subgroup("ASCII (No Color)")
 @export var ASCII: bool
 @export var ASCIISize: Vector2 = Vector2(4,9):
 	set(value):
 		ASCIISize = value
 		reload = true
-@export_group("Chromatic Aberration")
+@export_subgroup("Chromatic Aberration")
 @export var ChromaticAberration: bool
 @export var StrenghtCA: float = 1:
 	set(value):
 		StrenghtCA = value
 		reload = true
-@export_group("Blur")
+@export_subgroup("Blur")
 @export var Blur: bool
 @export_range(0.0, 5) var L_O_D = 1.0:
 	set(value):
 		L_O_D = value
 		reload = true
-@export_group("Fish Eye")
+@export_subgroup("Fish Eye")
 @export var FishEye: bool
 @export var FishEyeAspect = 1.0:
 	set(value):
@@ -47,7 +48,7 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		FishEyeCropColor = value
 		reload = true
-@export_group("Vignette")
+@export_subgroup("Vignette")
 @export var Vignette: bool
 @export var VignetteIntensity = 0.4:
 	set(value):
@@ -61,7 +62,7 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		VignetteR_G_B = value
 		reload = true
-@export_group("Glitch")
+@export_subgroup("Glitch")
 @export var Glitch: bool
 @export_range(0.0, 0.1, 0.005) var GlitchRange = 0.05:
 	set(value):
@@ -83,7 +84,7 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		GlitchColorOffset = value
 		reload = true
-@export_group("Outline")
+@export_subgroup("Outline")
 @export var Outline: bool
 @export var OutlineColor: Color = Color(0.0, 0.0, 0.0, 1.0):
 	set(value):
@@ -97,25 +98,13 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		OutlineBlend = value
 		reload = true
-@export_group("Screen Shake")
-@export var ScreenShake: bool
-@export var ScreenShakePower = 0.1:
-	set(value):
-		ScreenShakePower = value
-		reload = true
-@export_group("Analog Monitor")
-@export var AnalogMonitor: bool
-@export var AnalogMonitorResolution = Vector2(256, 256):
-	set(value):
-		AnalogMonitorResolution = value
-		reload = true
-@export_group("Grain")
+@export_subgroup("Grain")
 @export var Grain: bool
 @export_range(0, 150, 0.1) var GrainPower = 75:
 	set(value):
 		GrainPower = value
 		reload = true
-@export_group("Circular Waves")
+@export_subgroup("Circular Waves")
 @export var CircularWaves: bool
 @export_range(0,2, 0.01) var CircularWavesAmplitude = 2.0:
 	set(value):
@@ -129,7 +118,7 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		CircularWavesRippleRate = value
 		reload = true
-@export_group("Speed Lines")
+@export_subgroup("Speed Lines")
 @export var SpeedLines: bool
 @export var SpeedLinesColor: Color = Color.WHITE:
 	set(value):
@@ -147,7 +136,17 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		SpeedLineSpeed = value
 		reload = true
-@export_group("CRT")
+
+@export_group("Display")
+@export_subgroup("Color Correction")
+@export var ColorCorrection: bool
+@export var ColorCorrectionTint : Color
+@export_range(-1.0, 1.0) var ColorCorrectionBrightness : float = 0
+@export_range(-1.0, 1.0) var ColorCorrectionSaturation : float = 0
+@export_subgroup("Pixelate")
+@export var Pixelate : bool
+@export_range(0, 64) var PixelatePixelSize = 8
+@export_subgroup("CRT")
 @export var CRT: bool
 @export var overlay : bool = false:
 	set(value):
@@ -225,10 +224,16 @@ class_name PostProcessingConfiguration extends Resource
 	set(value):
 		vignette_opacity = value
 		reload = true
-
-
-#@export_category("Bloom")
-var Bloom: bool = false
-var BloomDirection = Vector2(0,0)
-var BloomRadius = 0.0
-var BloomIntensity = 0.0
+@export_subgroup("Analog Monitor")
+@export var AnalogMonitor: bool
+@export var AnalogMonitorResolution = Vector2(256, 256):
+	set(value):
+		AnalogMonitorResolution = value
+		reload = true
+@export_group("Other")
+@export_subgroup("Screen Shake")
+@export var ScreenShake: bool
+@export var ScreenShakePower = 0.1:
+	set(value):
+		ScreenShakePower = value
+		reload = true

addons/post_processing/shaders/color_correction.gdshader

@@ -0,0 +1,19 @@
+shader_type canvas_item;
+
+uniform sampler2D SCREEN_TEXTURE : hint_screen_texture, filter_linear;
+uniform vec4 tint : source_color = vec4(1, 1, 1, 1);
+uniform float brightness : hint_range(-1.0, 1.0) = 0;
+uniform float saturation : hint_range(-1.0, 1.0) = 0;
+
+void fragment(){
+	vec4 color = texture(SCREEN_TEXTURE, SCREEN_UV);
+	vec4 final_col = color * tint;
+	final_col.rgb = final_col.rgb + brightness;
+	
+	float avg_col = (final_col.r + final_col.g + final_col.b) / 3.0;
+	vec3 sat_color = mix(vec3(avg_col), final_col.rgb, 1.0 + saturation);
+	
+	final_col.rgb = clamp(sat_color, 0.0, 1.0);
+	
+	COLOR = final_col;
+}

addons/post_processing/shaders/dither.gdshader

@@ -0,0 +1,76 @@
+/* 
+This shader is under MIT license. Feel free to use, improve and 
+change this shader according to your needs and consider sharing 
+the modified result to godotshaders.com.
+*/
+
+shader_type canvas_item;
+
+uniform sampler2D u_dither_tex;
+uniform sampler2D u_color_tex;
+
+uniform int u_bit_depth;
+uniform float u_contrast;
+uniform float u_offset;
+uniform int u_dither_size;
+
+void fragment() 
+{
+	// sample the screen texture at the desired output resolution (according to u_dither_size)
+	// this will effectively pixelate the resulting output
+	vec2 screen_size = vec2(textureSize(TEXTURE, 0)) / float(u_dither_size);
+	vec2 screen_sample_uv = floor(UV * screen_size) / screen_size;
+	vec3 screen_col = texture(TEXTURE, screen_sample_uv).rgb;
+	
+	// calculate pixel luminosity (https://stackoverflow.com/questions/596216/formula-to-determine-brightness-of-rgb-color)
+	float lum = (screen_col.r * 0.299) + (screen_col.g * 0.587) + (screen_col.b * 0.114);
+	
+	// adjust with contrast and offset parameters
+	float contrast = u_contrast;
+	lum = (lum - 0.5 + u_offset) * contrast + 0.5;
+	lum = clamp(lum, 0.0, 1.0);
+	
+	// reduce luminosity bit depth to give a more banded visual if desired	
+	float bits = float(u_bit_depth);
+	lum = floor(lum * bits) / bits;
+	
+	// to support multicolour palettes, we want to dither between the two colours on the palette
+	// which are adjacent to the current pixel luminosity.
+	// to do this, we need to determine which 'band' lum falls into, calculate the upper and lower
+	// bound of that band, then later we will use the dither texture to pick either the upper or 
+	// lower colour.
+	
+	// get the palette texture size mapped so it is 1px high (so the x value however many colour bands there are)
+	ivec2 col_size = textureSize(u_color_tex, 0);
+	col_size /= col_size.y;
+	
+	float col_x = float(col_size.x) - 1.0; // colour boundaries is 1 less than the number of colour bands
+	float col_texel_size = 1.0 / col_x; // the size of one colour boundary
+	
+	lum = max(lum - 0.00001, 0.0); // makes sure our floor calculation below behaves when lum == 1.0
+	float lum_lower = floor(lum * col_x) * col_texel_size;
+	float lum_upper = (floor(lum * col_x) + 1.0) * col_texel_size;
+	float lum_scaled = lum * col_x - floor(lum * col_x); // calculates where lum lies between the upper and lower bound
+	
+	// map the dither texture onto the screen. there are better ways of doing this that makes the dither pattern 'stick'
+	// with objects in the 3D world, instead of being mapped onto the screen. see lucas pope's details posts on how he 
+	// achieved this in Obra Dinn: https://forums.tigsource.com/index.php?topic=40832.msg1363742#msg1363742
+	ivec2 noise_size = textureSize(u_dither_tex, 0);
+	vec2 inv_noise_size = vec2(1.0 / float(noise_size.x), 1.0 / float(noise_size.y));
+	vec2 noise_uv = UV * inv_noise_size * vec2(float(screen_size.x), float(screen_size.y));
+	float threshold = texture(u_dither_tex, noise_uv).r;
+	
+	// adjust the dither slightly so min and max aren't quite at 0.0 and 1.0
+	// otherwise we wouldn't get fullly dark and fully light dither patterns at lum 0.0 and 1.0
+	threshold = threshold * 0.99 + 0.005;
+	
+	// the lower lum_scaled is, the fewer pixels will be below the dither threshold, and thus will use the lower bound colour,
+	// and vice-versa
+	float ramp_val = lum_scaled < threshold ? 0.0f : 1.0f;
+	// sample at the lower bound colour if ramp_val is 0.0, upper bound colour if 1.0
+	float col_sample = mix(lum_lower, lum_upper, ramp_val);
+	vec3 final_col = texture(u_color_tex, vec2(col_sample, 0.5)).rgb;
+	
+	// return the final colour!
+	COLOR.rgb = final_col;
+}

addons/post_processing/shaders/painted.gdshader

@@ -0,0 +1,20 @@
+shader_type canvas_item;
+
+uniform sampler2D flowMap; //Displacement map
+uniform float strength;    //Force of the effect
+uniform float speed;       //Speed of the effect
+uniform int frames : hint_range(1, 10); //Frames of the effect
+uniform sampler2D SCREEN_TEXTURE : hint_screen_texture, filter_linear;
+
+//Returns a value between 0 and 1 depending of the frames -> exemple: frames = 4, frame 1 = 0.25
+float clock(float time){
+	float fframes = float(frames);
+	return floor(mod(time * speed, fframes)) / fframes;
+}
+
+void fragment(){
+	float c = clock(TIME); //Get clock frame
+	vec4 offset = texture(flowMap, vec2(SCREEN_UV.x + c, SCREEN_UV.y + c)) * strength; //Get offset 
+	//COLOR = texture(TEXTURE, vec2(UV.x,UV.y) + normal.xy); //Apply offset
+	COLOR = texture(SCREEN_TEXTURE, vec2(SCREEN_UV.x,SCREEN_UV.y) + offset.xy - vec2(0.5,0.5)*strength); //We need to remove the displacement 
+}