# HG changeset patch
# User František Kučera <franta-hg@frantovo.cz>
# Date 1701627745 -3600
# Node ID f53a040bdc894e8fa2be628a940432159f8a7d5a
# Parent  0883358bc11dcb0712bf40e7b98c3d14c4cfb7d6
new shader: scanlines-basic.frag

diff -r 0883358bc11d -r f53a040bdc89 shaders/scanlines-basic.frag
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/shaders/scanlines-basic.frag	Sun Dec 03 19:22:25 2023 +0100
@@ -0,0 +1,12 @@
+#version 330 core
+
+uniform  sampler2D  uTexture;
+in       vec2       vTextureXY;
+out      vec4       fColor;
+
+void main(){
+	fColor = texture(uTexture, vTextureXY).rgba;
+
+	float lineCount = 260.;
+	fColor.xyz *= abs(sin(radians(vTextureXY.y * 180. * lineCount)));
+}