uniform sampler2D diffuseTexture;
varying vec3 vNormal;
varying float vFog;
varying vec4 vFrontColor;
uniform vec4 wall_color;
uniform vec4 room_color;

void main(void)
{
   vec4 diffuseColor = texture2D(diffuseTexture, gl_TexCoord[0].st);
   vec3 lightDir = vec3(normalize(gl_LightSource[0].position));
   vec4 ambient = gl_LightSource[0].ambient * diffuseColor;
   vec4 diffuse = gl_LightSource[0].diffuse * max(dot(vNormal,lightDir) * 0.5,0.0) * diffuseColor;
   gl_FragColor = (ambient + diffuse) * room_color;
   gl_FragColor.a = wall_color.a * room_color.a;
}