added a bloom filter

README.md

@@ -44,6 +44,9 @@ Please consider sponsoring me if you enjoy the results of my work, code or docum
 
 ## UPDATES
 
+**2025/03/27** @1.1.26:
+* added a bloom filter
+
 **2025/03/18** @1.1.25:
 * dunno how to work around comfyui not doing type conversion
 
@@ -59,37 +62,6 @@ Please consider sponsoring me if you enjoy the results of my work, code or docum
 **2025/03/01** @1.1.13:
 * fixed all the year dates in readme since I have been writing 2024! =D
 
-**2025/02/23** @1.1.13:
-* vector fields can now be reset by clicking on the header of the field
-
-**2025/02/18** @1.1.12:
-* removed over-zealous texture hashing for matching images [issue 7](https://github.com/Amorano/Jovi_GLSL/issues/7#issuecomment-2661241411)
-
-**2025/02/18** @1.1.11:
-* patched VECTOR type
-
-**2025/02/18** @1.1.10:
-* updated vector widget to match Jovimetrix
-
-**2025/02/05** @1.1.02:
-* polish on regex parsing for uniforms -- supports are much more lenient on spacing
-
-**2025/02/05** @1.1.0:
-* fixed value not updating when uniforms set to 0.0 [issue #4](https://github.com/Amorano/Jovi_GLSL/issues/4#issuecomment-2638367429)
-
-**2025/02/01** @1.0.7:
-* change all `JOV_ANY_IMAGE` to `IMAGE` type
-* registry pyproject and code cleanup
-* fix enumeration list presentation for dynamic enumerations
-* wrapping controls for transform GL programs
-
-**2025/01/31** @1.0.6:
-* fixed all tooltips
-
-**2025/01/29** @1.0.5:
-* fixed parsing bug where uniforms could be defined inside comments [issue #2](https://github.com/Amorano/Jovi_GLSL/issues/2)
-* empty defaults will no longer complain about `None` values
-
 # INSTALLATION
 
 [Please see the wiki for advanced use of the environment variables that can be used at startup](https://github.com/Amorano/Jovi_GLSL/wiki)

glsl/filter/filter-bloom.frag

@@ -0,0 +1,28 @@
+// name: BLOOM
+// desc: Bloom filter pass
+// category: FILTER
+
+uniform sampler2D image; // | RGB(A) image
+uniform float threshold; // 0.25; 0; 1; 0.01; | Brightness threshold to start the bloom effect
+uniform float intensity; // 2; 0; 200; 0.1; | Ramp up to intensity of bloom
+uniform float blurSize;  // 3; 0; 100; 0.1; | Number of pixels to fade effect across
+
+void mainImage( out vec4 fragColor, in vec2 fragCoord )
+{
+	vec2 uv = (fragCoord.xy / iResolution.xy);
+    vec4 color = texture(image, uv);
+    vec2 texel = blurSize / vec2(iResolution.x, iResolution.y);
+    vec4 pixel = texture(image, uv, blurSize);
+    pixel += texture(image, uv + vec2(texel.x, 0.0), blurSize);
+    pixel += texture(image, uv + vec2(-texel.x, 0.0), blurSize);
+    pixel += texture(image, uv + vec2(0.0, texel.y), blurSize);
+    pixel += texture(image, uv + vec2(0.0, -texel.y), blurSize);
+    pixel += texture(image, uv + vec2(texel.x, texel.y), blurSize);
+    pixel += texture(image, uv + vec2(-texel.x, texel.y), blurSize);
+    pixel += texture(image, uv + vec2(texel.x, -texel.y), blurSize);
+    pixel += texture(image, uv + vec2(-texel.x, -texel.y), blurSize);
+    pixel /= 9.0;
+
+    vec4 bloom = clamp(pixel - threshold, 0.0, 1.0) * 1.0 / (1.0 - threshold);
+    fragColor = 1.0 - (1.0 - color) * (1.0 - bloom * intensity);
+}

node_list.json

@@ -1,5 +1,6 @@
 {
     "BLEND LINEAR (JOV_GL)": "Simple linear blend between two images",
+    "BLOOM (JOV_GL)": "Bloom filter pass",
     "COLOR CONVERSION (JOV_GL)": "Convert an image from one color space (RGB, HSV, LAB, XYZ) to another",
     "COLOR PALETTE (JOV_GL)": "Color palette creation using the formula: color(t) = a + b * cos[tau(c*t+d)]",
     "CONICAL GRADIENT (JOV_GL)": "Generate a conical gradient from black to white",

pyproject.toml

@@ -1,7 +1,7 @@
 [project]
 name = "jovi_glsl"
 description = "ComfyUI Nodes that integrate GLSL shader support."
-version = "1.1.25"
+version = "1.1.26"
 license = { file = "LICENSE" }
 readme = "README.md"
 authors = [{ name = "Alexander G. Morano", email = "amorano@gmail.com" }]