From 73dc0b79f86ae8f396e10b1e7873d2cb6f822365 Mon Sep 17 00:00:00 2001
From: klemek <klemek.dev@proton.me>
Date: Wed, 26 Aug 2026 19:07:17 +0200
Subject: [PATCH] wip

---
 Makefile           | 2 +-
 project/frag7.glsl | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 199560b..ceaff96 100644
--- a/Makefile
+++ b/Makefile
@@ -19,4 +19,4 @@ build: forge-steel/build/forge
 
 .PHONY: run
 run:
-	LIBGL_ALWAYS_SOFTWARE=true forge-steel/build/forge $(RUN_ARGS)
+	forge-steel/build/forge $(RUN_ARGS)
diff --git a/project/frag7.glsl b/project/frag7.glsl
index 7b190d6..8751d4b 100644
--- a/project/frag7.glsl
+++ b/project/frag7.glsl
@@ -6,10 +6,15 @@ in vec2 vUV;
 out vec4 fragColor;
 
 #include inc_functions.glsl
+#include inc_cp437.glsl
 
 uniform sampler2D iTex0;
+uniform int iFPS;
 
 void main() {
-    vec3 c = gauss(iTex0, vUV, 3, 2 / max(iResolution.x, iResolution.y)).xyz;
+    vec2 uv = vec2(vUV.x, 1 - vUV.y);
+    // vec2 uv = vUV;
+    vec3 c = gauss(iTex0, uv, 3, 2 / max(iResolution.x, iResolution.y)).xyz;
+    c = mix(c, 1 - c, write_int(uv * 20, vec2(0.1, 0.1), iFPS, 2));
     fragColor = vec4(c, 1);
 }