Differences

This shows you the differences between two versions of the page.

--- shader:start [2025/05/28 10:35] – [Circle] mh
+++ shader:start [2026/05/26 10:02] (current) – [Documentation] mh
@@ Line 108: / Line 108: @@
     return step1*step2;
 }
+</code>
+Then get a rectangle by calling this function twice on the x and y :
+<code glsl>
+    float mask = 0.;
+    float b = .01;
+    mask = drawBand(uv.x, -.2, .2, b);
+    mask *= drawBand(uv.y, -.2, .2, b);
 </code>
 ==== Adding Color ====
@@ Line 140: / Line 150: @@
 ==== Online Editors ====
-* [[https://twigl.app/|TwiGL App]] and [[https://github.com/doxas/twigl|TwiGL GitHub]]
+* **[[https://twigl.app/|TwiGL App]]** and **[[https://github.com/doxas/twigl|TwiGL GitHub]]**
-* [[https://editor.isf.video/shaders/new|ISF Editor]]
+* **[[https://editor.isf.video/shaders/new|ISF Editor]]**
-* [[http://editor.thebookofshaders.com/|Book of Shader's Editor]]
+* **[[http://editor.thebookofshaders.com/|Book of Shader's Editor]]**
-* [[https://www.shadertoy.com/new|ShaderToy's Editor]]
+* **[[https://www.shadertoy.com/new|ShaderToy's Editor]]**
 ==== Tools ====
@@ Line 162: / Line 172: @@
 * [[https://shadertoyunofficial.wordpress.com/|Shadertoy's unofficial WordPress]]
+* [[https://www.xordev.com/|XOR website]]