obviousjim

#include "ofMain.h"
#include "DKAppController.h"
#include "DKTimelineController.h"
#include "ofAppGLFWWindow.h"

//========================================================================
int main( ){
    int guiPanelWidth = 454;
	ofGLFWWindowSettings settings;
	settings.width = 1920-guiPanelWidth;

obviousjim

cpp

ofLight myLight;


ofEnableLight();

myLight.begin(); --> registers the light with the ofGLRenderer
myShader.begin(); --> register the shader with ofGLRrenderer, which then passing all enabled lights to it as a uniform
myMaterial.begin(); --> registers 

obviousjim

float depthValueFromSample( vec2 depthPos){
  vec2  halfvec = vec2(.5,.5);
  vec3 hsl = rgb2hsl( texture2DRect(texture, floor(depthPos) + halfvec ).xyz );
  float depth = hsl.r;
	if(hsl.b > .2){
		return depth * ( maxDepth - minDepth ) + minDepth;
	}
	else {
		return 0.0;
	}

obviousjim

DRAW CODE:
  	cam.begin();
		glPointSize(4);

		ofSetColor(ofColor::green, 128);
		West_SouthWest.checkPointMesh.drawVertices();
		West_SouthWest.renderer.getMesh().drawVertices();
		
		ofPushMatrix();

obviousjim

//Convert an RGB vec3 to an HSL vec3. We use the HUE value to encode depth, while SATURATION and BRIGHTNESS are always maxed out

vec3 rgb2hsl( vec3 _input ){
  float h = 0.0;
	float s = 0.0;
	float l = 0.0;
	float r = _input.r;
	float g = _input.g;
	float b = _input.b;

obviousjim

vec3 rgb2hsl( vec3 _input ){
  float h = 0.0;
	float s = 0.0;
	float l = 0.0;
	float r = _input.r;
	float g = _input.g;
	float b = _input.b;
	float cMin = min( r, min( g, b ) );
	float cMax = max( r, max( g, b ) );

obviousjim

// This makes relative paths work in C++ in Xcode by changing directory to the Resources folder inside the .app bundle
// this way you can include your images in the copy phase of the project and don't have to rely on a data/ folder for distribution

 #ifdef TARGET_OSX
 ofDisableDataPath();
 CFBundleRef mainBundle = CFBundleGetMainBundle();
 CFURLRef resourcesURL = CFBundleCopyResourcesDirectoryURL(mainBundle);
 char path[PATH_MAX];
 CFURLGetFileSystemRepresentation(resourcesURL, TRUE, (UInt8 *)path, PATH_MAX);
 CFRelease(resourcesURL);