9f1cb386
 dangge
auto package
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#ifdef GL_ES
precision mediump float;
#endif
varying vec4 v_fragmentColor;
varying vec2 v_texCoord;
uniform sampler2D u_texture;
void main()
{
vec4 color1 = texture2D(u_texture, v_texCoord) * v_fragmentColor;
float brightness = (color1.r + color1.g + color1.b) * (1. / 3.);
float gray = (0.6) * brightness;
gl_FragColor = vec4(gray, gray, gray, color1.a);
}
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