out vec4 FragColor;

uniform sampler2D uTexMain;
uniform vec4 uColour;

in vec4 aColour;
in vec2 aUv;
in vec3 aNorm;
in vec3 aCo;

void main()
{
   vec4 diffuse = texture( uTexMain, aUv );

   if( diffuse.a < 0.5 )
      discard;

   FragColor = vec4( diffuse.rgb, 1.0 ) * uColour;
}