#if defined(OPENGL_ES) || defined(GL_ES)
#ifdef GL_FRAGMENT_PRECISION_HIGH
precision highp float;
#else
precision mediump float;
#endif
#endif

///////////////////////////////////////////////////////////
// Uniforms
uniform vec3 u_ambientColor;

//uniform sampler2D u_diffuseTexture;
uniform samplerCube u_diffuseTexture;

#if defined(MODULATE_COLOR)
uniform vec4 u_modulateColor;
#endif

#if defined(MODULATE_ALPHA)
uniform float u_modulateAlpha;
#endif

///////////////////////////////////////////////////////////
// Variables
vec4 _baseColor;

///////////////////////////////////////////////////////////
// Varyings
varying vec3 v_texCoord;

#if defined(CLIP_PLANE)
varying float v_clipDistance;
#endif


void main()
{
    #if defined(CLIP_PLANE)
    if(v_clipDistance < 0.0) discard;
    #endif
 
    _baseColor = textureCube(u_diffuseTexture, v_texCoord);
    //_baseColor = texture2D(u_diffuseTexture, v_texCoord);
 
    gl_FragColor.a = _baseColor.a;

    #if defined(TEXTURE_DISCARD_ALPHA)
    if (gl_FragColor.a < 0.5)
        discard;
    #endif

    gl_FragColor.rgb = _baseColor.rgb;

    #if defined(MODULATE_COLOR)
    gl_FragColor *= u_modulateColor;
    #endif

    #if defined(MODULATE_ALPHA)
    gl_FragColor.a *= u_modulateAlpha;
    #endif
}