ass: added ImGui

resources/shaders/point_light.glsl

@@ -0,0 +1,46 @@
+#version 330 core
+out vec4 FragColor;
+
+in vec3 Normal;
+in vec2 TexCoords;
+in vec3 FragPos;
+
+struct Light {
+    vec3 position;  
+  
+    vec3 ambient;
+    vec3 diffuse;
+    vec3 specular;
+	
+    float constant;
+    float linear;
+    float quadratic;
+}; 
+
+uniform sampler2D texture_diffuse1;
+uniform vec3 viewPos;
+uniform Light light;
+
+void main()
+{    
+	// ambient// ambient
+    float ambientStrength = 0.1;
+    vec3 ambient = ambientStrength * light.color;
+	
+	// diffuse 
+	vec3 norm = normalize(Normal);
+	vec3 lightDir = normalize(-light.direction);
+	float diff = max(dot(norm, lightDir), 0.0);
+	vec3 diffuse  = diff * light.color;
+	
+	// specular
+    float specularStrength = 0.5;
+	vec3 viewDir = normalize(viewPos - FragPos);
+	vec3 reflectDir = reflect(-lightDir, norm);  
+	float spec = pow(max(dot(viewDir, reflectDir), 0.0), 32);
+	vec3 specular = specularStrength * spec * light.color;
+		
+	vec3 result = ambient + diffuse + specular;
+	vec4 light = vec4(result, 1.0);
+	FragColor = texture(texture_diffuse1, TexCoords) * light;
+}