Sorry if cross-posting is a faux pas here, but I need help with this as soon as possible and I thought maybe I asked in the wrong forum the first time. I have a Raspberry Pi 2 with a no-touch HDMI backpack. I want to program some fairly simple graphics based on SPI input values. I have found sample ...

I have a Raspberry Pi 2 with a no-touch HDMI backpack. I want to program some fairly simple graphics based on SPI input values. I have found sample code in Python for reading my analog values via MCP3008 and SPI. I'm trying to draw some bell curves on a graph according to those analog values (two va...