Elliot Woods elliotwoods

elliotwoods / alphafbo.cpp

Created May 26, 2016 04:40 — forked from HalfdanJ/alphafbo.cpp

ofFbo with premultiplied alpha

	// Kudos to armadilly

	fbo.begin();
	{
	///pre-multiply background color of the fbo for correct blending!
	ofClear(ofColor(fboBgColor * (fboBgColor.a / 255.) , fboBgColor.a));
	//Set this blending mode for anything you draw INSIDE the fbo
	glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
	//your draw code here!
	}

elliotwoods / gist:5884388

Created June 28, 2013 12:40 — forked from anonymous/gist:5884203

	#region usings
	using System;
	using System.ComponentModel.Composition;
	using System.Runtime.InteropServices;

	using SlimDX;
	using SlimDX.Direct3D9;
	using VVVV.Core.Logging;
	using VVVV.PluginInterfaces.V1;
	using VVVV.PluginInterfaces.V2;

elliotwoods / kinect depth threshold

Created May 29, 2012 15:13 — forked from mrboni/kinect depth threshold

basic hlsl shader used with 16bit depth texture from kinect as a way of thresholding

	//@author: vvvv group
	//@help: this is a very basic template. use it to start writing your own effects. if you want effects with lighting start from one of the GouraudXXXX or PhongXXXX effects
	//@tags:
	//@credits:

	// --------------------------------------------------------------------------------------------------
	// PARAMETERS:
	// --------------------------------------------------------------------------------------------------

	//transforms