Michal Stawinski nazgee

## notes.md

      
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                nazgee
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              Created
              May 21, 2016 21:32
                — forked from natevw/notes.md
            
              
                Using Bus Blaster v4 with STM32F4x SWD
              
          
    Using Bus Blaster v4 with STM32F4x SWD

For SWD (instead of normal JTAG) you need a different CPLD "buffer logic" image on the Bus Blaster, the KT-Link compatible ones seem like the recommended means.
# with buffer logic at https://github.com/dergraaf/busblaster_v4/blob/master/ktlink/ktlink.svf
# via http://dangerousprototypes.com/forum/viewtopic.php?f=37&t=5954 from https://github.com/mchck/mchck/wiki/Getting-Started#wiki-bus-blaster
curl -O https://github.com/dergraaf/busblaster_v4/raw/master/ktlink/ktlink.svf
openocd -f board/dp_busblaster_v3.cfg -c "adapter_khz 1000; init; svf /Users/natevw/Downloads/ktlink.svf; shutdown"


## openglribbon.java
// Note that I wrote this in java in Processing - paste this GIST into processing to see it in action.
// It is not the most elegant thing ever but it does deal with end caps and ribbon loops and the like.
// If you port this over to say objective-c / opengl / c etc - you may need to deal with polygon direction
// here is a snapshot of it running : http://www.flickr.com/photos/anselmhook/6507471719/in/photostream

int nvertices = 0;
float[] vertexpool = new float[3000];
float x1,x2,y1,y2;

void intersect(int kind, float x0, float y0, float x1,float y1,float x2,float y2,float x3,float y3,float x4,float y4) {
	// Note that I wrote this in java in Processing - paste this GIST into processing to see it in action.
	// It is not the most elegant thing ever but it does deal with end caps and ribbon loops and the like.
	// If you port this over to say objective-c / opengl / c etc - you may need to deal with polygon direction
	// here is a snapshot of it running : http://www.flickr.com/photos/anselmhook/6507471719/in/photostream

	int nvertices = 0;
	float[] vertexpool = new float[3000];
	float x1,x2,y1,y2;

	void intersect(int kind, float x0, float y0, float x1,float y1,float x2,float y2,float x3,float y3,float x4,float y4) {