#version 120 uniform sampler2D sTexture; void main(void) { vec4 tex = texture2D(sTexture, gl_TexCoord[0].st); gl_FragColor = clamp(tex, 0.0, 1.0); //gl_FragColor = vec4(gl_TexCoord[0].s, gl_TexCoord[0].t, 0.0, 1.0); }