draw_text          51 apps/opengl_demo/layout.cpp     OpenGLHelpers::draw_text(label, 2.0*lx/state.window_width-1.0, 2.0*ly/state.window_height-1.0);
draw_text          17 apps/opengl_demo/opengl_helpers.h     void draw_text(const std::string &text, float x, float y);
draw_text         763 util/HalideTraceViz.cpp                 draw_text(label.text, label.x, label.y, color, text, frame_width, frame_height);