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

Added filter rgb_uv_distort.gdshader and improved greyscale.gdshader

Browse source
This commit is contained in:
ChaoticByte 2024-06-19 14:50:43 +02:00
parent 00bac825a0
commit e18fd7a14e
No known key found for this signature in database
3 changed files with 16 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

1
src/presets/Presets.gd
View file

@ -6,6 +6,7 @@ const dir = "res://src/presets/shaders/"
"Empty": load(dir + "empty.gdshader"), "Empty": load(dir + "empty.gdshader"),
"Greyscale": load(dir + "greyscale.gdshader"), "Greyscale": load(dir + "greyscale.gdshader"),
"Lowpass": load(dir + "lowpass.gdshader"), "Lowpass": load(dir + "lowpass.gdshader"),
"RGB -> UV Distort": load(dir + "rgb_uv_distort.gdshader"),
"Mix": load(dir + "mix.gdshader") "Mix": load(dir + "mix.gdshader")
} }

8
src/presets/shaders/greyscale.gdshader
View file

@ -1,10 +1,10 @@
shader_type canvas_item; shader_type canvas_item;
void fragment() { void fragment() {
// TODO: not only r
vec4 tex = texture(TEXTURE , UV); vec4 tex = texture(TEXTURE , UV);
COLOR.r = tex.r; float b = (COLOR.r + COLOR.g + COLOR.b) / 3.0;
COLOR.g = tex.r; COLOR.r = b;
COLOR.b = tex.r; COLOR.g = b;
COLOR.b = b;
COLOR.a = tex.a; COLOR.a = tex.a;
} }

11
src/presets/shaders/rgb_uv_distort.gdshader Normal file
View file

@ -0,0 +1,11 @@
shader_type canvas_item;
const float strength = 0.1;
void fragment() {
vec2 uv = UV;
float b = (COLOR.r + COLOR.g + COLOR.b) / 3.0;
uv.x = mix(uv.x, b, strength);
uv.y = mix(uv.y, b, strength);
COLOR = texture(TEXTURE, uv);
}