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  • Calculating color based on overlaying RBG and Alpha colorsAugust 12

    I'm doing some stuff in openGL that requires me to find the color of a pixel. GlReadPixels wont work for me (would be a lot easier then what Im trying to do now). Anyways say I have a pixel that has a color on it of (140, 50, 100) out of 255 and an a

  • Recolour Icon like Google Earth

    Recolour Icon like Google EarthFebruary 11

    KML allows you to specify a <color> for an icon. <?xml version="1.0" encoding="UTF-8"?> <kml xmlns="http://earth.google.com/kml/2.0"> <Placemark> <name>Pin</name> <Point> <coordina

  • OpenGL: Using blending to hide a portion of an object

    OpenGL: Using blending to hide a portion of an objectJanuary 27

    I am currently using OpenGLES-3.0 on Android. In order to simplify my current problem, I'm going to use another scenario when explaining my problem. Lets pretend I have two spheres, both centered at the origin, one bigger than the other. Let's also p

  • PHP Png is has a black background after resizeJanuary 23

    when I trying to resize an PNG with function resize($width,$height){ $new_image = imagecreatetruecolor($width, $height); if($this->image_type == IMAGETYPE_PNG || $this->type == 'image/png') { imagealphablending($new_image, false); imagesavealpha($ne

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