yqxflong/JSBCocosBase — pull request #2 by lijinlong (2013-04-27 02:36:59+00:00)
Title: Update ccShader_PositionTextureColor_frag.h

gray scale mode test, if ypuo want colorful mode comment the following code.
float luminance = (gl_FragColor.r*0.3 + gl_FragColor.g*0.59 + gl_FragColor.b*0.11); \n\
gl_FragColor = vec4(luminance, luminance, luminance, gl_FragColor.a);	\n\