Implemented basic materials in to the fragment shader..

src/main.cpp

@@ -196,9 +196,31 @@ while(!glfwWindowShouldClose(window))
    
    // draw cubes
    shader.use();
-   shader.setVec3("objectColor", glm::vec3( 1.0f, 0.5, 0.31f));
-   shader.setVec3("lightColor",glm::vec3( 1.0f, 1.0f, 1.0f));
-   shader.setVec3("lightPos", lightpos);
+   
+   shader.setVec3("material.ambient", glm::vec3(1.0f, 0.5f, 0.31f));
+   shader.setVec3("material.diffuse", glm::vec3(1.0f, 0.5f, 0.31f));
+   shader.setVec3("material.specular", glm::vec3(0.5, 0.5f, 0.5f));
+   shader.setFloat("material.shininess", 32.0f);
+
+
+   glm::vec3 lightColor;
+   lightColor.x = sin(glfwGetTime() * 2.0f);
+   lightColor.y = sin(glfwGetTime() * 0.7f);
+   lightColor.z = sin(glfwGetTime() * 1.3f);
+
+   glm::vec3 diffuseColor = lightColor * glm::vec3(0.5f);
+   glm::vec3 ambientColor = diffuseColor * glm::vec3(0.2f);
+
+
+
+   shader.setVec3("light.position", lightpos);
+
+   shader.setVec3("light.ambient", ambientColor);
+   shader.setVec3("light.diffuse", diffuseColor);
+   shader.setVec3("light.specular", glm::vec3(1.0f, 1.0f, 1.0f));
+   
+
+
    shader.setVec3("viewPos", camera.Position);
 
    shader.setMat4("view", view);