Top "Point" questions

Invalid Floating Point Operation

I keep getting this error "Invalid Floating Point Operation". I'm on Delphi 7. uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, …

delphi point floating operation

Display the plot values on mouse over. - Detect Scatter points

I am attempting to display the plot values of different points on my QCustomPlot in which I have a Line …

c++ qt mouseover point qcustomplot

Textured points in OpenGL ES 2.0?

I'm trying to implement textured points (e.g. point sprites) in OpenGL ES 2.0 for a particle system. Problem I'm having …

opengl-es sprite glsl point

Transform Point with Perspective Transform Matrix

I have the coordinates of a quadrilateral which was photographed out of two different perspectives. Furthermore I have the coordinates …

opencv matrix transformation point perspective

Android, How can I rotate an arrow (image) around a fixed point?

I have an arrow image that I want to rotate from 0 to 180 degree (like the needle in a meter.) One …

android image rotation point

Calculate curvature for 3 Points (x,y)

I have a two dimensional euclidean space. Three points are given. For example (p2 is the middle point): Point2D …

java point curve

Twips, pixels, and points, oh my!

or "How I learned to stop worrying and learned to love measurement systems" I wanted a central spot that I …

user-interface layout types point

How to know that whether a tap is inside a view or outside in swift

I'm try to develop code part, to check whether mine tap is inside a view or outside a view, i …

ios swift uiview uiviewcontroller point

How to calculate in JavaScript angle between 3 points?

I want to get angle between 3 points in JavaScript. If I have points A(x1,y1), B(x2, y2) and …

javascript coordinates point angle

How to style points in openlayers 4

I'm trying to style points in a vector source in OpenLayers 4. I've defined a style: var pStyle = new ol.style.…

javascript styles openlayers point