ofxOneLineShader is an addon for openFrameworks.
README
ofxOneLineShader
ofxOneLineShader is an addon for openFrameworks. Tested on openFrameworks ver. 0.8.4 with GLSL 1.2example
ofxOneLineShader shader;
shader.loadFrangmentShader( "gl_FragColor = vec4( 0.0, 0.0, 0.0, color.r );" );
shader.begin();
// draw
shader.end();
ofxAddons