ported the University CGI demo from WINDOWS + GLUT + GLEW + GLU + OpenGL 4 to LINUX WAYLAND + EGL + GLES 2 with minimal cuts

resources/fragmentShader_lines.glsl

@@ -0,0 +1,19 @@
+#version 300 es
+
+/*this will affect all the float guys (float, vecN, matN )*/
+precision mediump float;
+
+in vec3 fragPos;  //vertice in coordinata del mondo
+
+uniform vec3 baseColor;
+
+out vec4 FragColor;  
+
+
+void main()
+{   
+
+	vec3 result = baseColor;
+	FragColor = vec4(result, 1.0f);
+
+}