1 files changed, 20 insertions, 0 deletions
diff --git a/src/extras/shaders/es2/phong.frag b/src/extras/shaders/es2/phong.frag
new file mode 100644
index 000000000..c00f89db0
--- /dev/null
+++ b/src/extras/shaders/es2/phong.frag
@@ -0,0 +1,20 @@
+#define FP highp
+
+uniform FP vec3 ka;            // Ambient reflectivity
+uniform FP vec3 kd;            // Diffuse reflectivity
+uniform FP vec3 ks;            // Specular reflectivity
+uniform FP float shininess;    // Specular shininess factor
+
+uniform FP vec3 eyePosition;
+
+varying FP vec3 worldPosition;
+varying FP vec3 worldNormal;
+
+#pragma include light.inc.frag
+
+void main()
+{
+    FP vec3 diffuseColor, specularColor;
+    adsModel(worldPosition, worldNormal, eyePosition, shininess, diffuseColor, specularColor);
+    gl_FragColor = vec4( ka + kd * diffuseColor + ks * specularColor, 1.0 );
+}