Sampler 2D Alpha Value Stays at 1

Sampler 2D Alpha Value Stays at 1

References

Reference NO 1

http://stackoverflow.com/questions/15191652/sampler-2d-alpha-value-stays-at-1

Reference NO 2

http://stackoverflow.com/questions/16822517/three-js-glsl-heightmaps-alphamaps

Reference NO 3

http://answers.unity3d.com/questions/346078/shader-alpha-channel-goes-unused-whats-wrong-here.html

Reference NO 4

http://www.scirra.com/forum/alpha-paste-to-canvas-help_topic56764.html

Reference NO 5

http://www.opengl.org/discussion_boards/showthread.php/175008-using-alpha-blending-with-shaders

Reference NO 6

http://www.sjbaker.org/wiki/index.php?title=GLSL_shaders

Reference NO 7

http://www.flare3d.com/blog/2012/10/16/getting-started-with-flsl-part-1/

Reference NO 8

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