1 files changed, 36 insertions, 0 deletions
diff --git a/examples/qt3d/deferred-renderer-cpp/final_gl2.frag b/examples/qt3d/deferred-renderer-cpp/final_gl2.frag
new file mode 100644
index 000000000..f384a2df4
--- /dev/null
+++ b/examples/qt3d/deferred-renderer-cpp/final_gl2.frag
@@ -0,0 +1,36 @@
+#version 110
+
+uniform sampler2D color;
+uniform sampler2D position;
+uniform sampler2D normal;
+uniform vec2 winSize;
+
+struct PointLight
+{
+    vec3 position;
+    vec3 direction;
+    vec4 color;
+    float intensity;
+};
+
+const int lightCount = 3;
+uniform struct
+{
+    PointLight lights[lightCount];
+} pointLights;
+
+void main()
+{
+    vec2 texCoord = gl_FragCoord.xy / winSize;
+    vec4 col = texture2D(color, texCoord);
+    vec3 pos = texture2D(position, texCoord).xyz;
+    vec3 norm = texture2D(normal, texCoord).xyz;
+
+    vec4 lightColor;
+    for (int i = 0; i < 3; i++) {
+        vec3 s = normalize(pointLights.lights[i].position - pos);
+        lightColor += pointLights.lights[i].color * (pointLights.lights[i].intensity * max(dot(s, norm), 0.0));
+    }
+    lightColor /= float(lightCount);
+    gl_FragColor = col * lightColor;
+}