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Lerping Question

@Okliis wrote: Hi all, I’m trying to draw a line with a brushstroke along the x-axis, and I want this stroke’s colour to lerp vertically along the y-axis. However, it seems to me that I am confined to...

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Fail to open camera with opencv

@MataKurara wrote: Hi all, I am using OpenCV to open my webcam and the code is as followed: #include "ofApp.h" #include "opencv2/opencv.hpp"...

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ofEasyCam with gui

@pandereto wrote: Using ofEasyCam find dificult to get precise movements because when the mouse i want to rotate only one axis and is very hard to do, so i thinked using gui parameters to interact...

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Detecting Grayscale images

@Okliis wrote: Hi all, I’m having trouble figuring out how to detect whether an image is Grayscale once its loaded into oF. The way I’m attempting to detect is to compare the size of a Colour Image...

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Can you get the current shader source without programmable pipeline?

@hamoid wrote: Hi! I’d like to make changes to the default shader currently being used. I would like to save the vert + frag source to a text file, make changes, then use my modified versions. The...

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3D model rotation from mobile orientation

@Todai wrote: For a school project I’m trying to let a 3D model rotate according to my mobile phones orientation. The incoming data from my phone is: 0 360 0 180 -180 0 0 90 0 -90 0 I hope the data...

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QT Creator on OSX. Error Compiling

@blue wrote: Hi, I’m trying to setup QT designer on my mac and I’m getting this error: dyld: Library not loaded: @executable_path/libfmodex.dylib Referenced from:...

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How to access files in OF/addons folder?

@cuinjune wrote: Hi, I’m trying to use files in OF/addons folder from my app. I tried the below code but it doesn’t work. void ofApp::setup(){ string path = "../../../../../../../addons/bikers.jpg";...

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OfxMidi not able to connect midi controller with with Traktor X1 OSX

@chusi wrote: I’m using ofxMidi and ofxATK addonds, trying to connect my Native Instruments Traktor X1 midi controller. But I get an error message (screenshot attached) I can not even see something...

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Help with an automated collage

@intonarumori wrote: I’m looking to blend portions of many images into one, like an automated collage. The main image should begin “transparent” and the intersecting areas should be blended smoothly....

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Saved image does not match viewport image

@TheHeadZone wrote: I was going through the intro to shaders tutorial and I wanted to save an image to mess around in photoshop, but I keep getting this messy and weird result that does not match at...

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Potentially restarting the openFrameworks tutorial series & you can vote on it

@lewislepton wrote: howdy folks, wow it has been some time since ive been on here. but I have been thinking a lot lately about the tutorial series I had with openFrameworks. but more so, that im...

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Add addon in qt creator

@to1_10i wrote: Hello. I use qt creator, and I add addons like ofxsyphon. Therefore, I wrote of.addons: [ ‘ofxSyphon’, ] in .qbs file. But Undefined symbols for architecture x86_64 occurred. Is it ok...

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ofSetBackgroundAuto(false) starts at frame 3 onwards

@Okliis wrote: Hi all, This has been brought up before here: How to know when it's safe to draw in ::draw()? beginners I have that code to load an image and draw it on the screen. It should draw it...

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Lag showing images in Windows

@prandam wrote: Hi! I made a simple app that crossfades random images from a folder. The thing runs smoothly in my Mac (old 2014 with High Sierra, 8GB RAM) but when I run it in my Windows box (high...

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ofxMarchingCubes for points

@qat wrote: Hi, I am trying to adapt the ofxMarchingCubes add-on to work with my particle-based fluid simulation. To render some spheres, the example is as follows: //SPHERES ofVec3f step =...

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Glm limit vector

@pandereto wrote: Now that you can not use ofVec2f or ofVec3f… how can i do a limit in glm?? I mean i previously can do this, but how to do it now with glm ofVec2f v; v.set(2,3); v.limit(19); Posts: 3...

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Can not include header files

@totalNoob wrote: Hi(my english not so very good) I have just downloaded Open Frameworks for VisualStudio and im able to do simple things like drawing shapes on the screen etc. The problem is that i...

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ofGStreamer error message

@marinero wrote: I recently discovered ofGStreamer by @arturo and it saved us a lot of time on a project. I notice though these error messages even when I run a simple example. It is caused by all my...

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Is the xbox one kinect still worth getting?

@lewislepton wrote: howdy, as the title says, im looking at xbox one kinects - I had worked with the original years ago when they were around like malaria. but now im looking at cameras to use with...

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