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#ifdef GL_ES

precision mediump float;

#endif

uniform sampler2D uDiffuse;

varying vec3 vNormal;

varying vec2 vTexCoord;

void main()

{

	float diffuseIntensity = max(0.0, dot(normalize(vNormal), -normalize(vec3(1, -3, 1))));

	vec4 texColor = texture2D(uDiffuse, vTexCoord);

	vec4 finalColor = texColor * vec4(vec3(diffuseIntensity), 1.0);;

	gl_FragColor = finalColor;

	/*gl_FragColor = texColor * vec4(diffuseIntensity, diffuseIntensity, diffuseIntensity, 1.0);*/

}