initial commit

.kdev4/matrix.kdev4

@@ -0,0 +1,2 @@
+[Buildset]
+BuildItems=@Variant(\x00\x00\x00\t\x00\x00\x00\x00\x01\x00\x00\x00\x0b\x00\x00\x00\x00\x01\x00\x00\x00\x0c\x00m\x00a\x00t\x00r\x00i\x00x)

Makefile

@@ -0,0 +1,28 @@
+all: build
+
+CC=gcc
+STD=gnu99
+OPT=-Os
+DBG=-g -ggdb -gstabs
+OTHER=
+
+CMD=$(CC) $(DBG) -std=$(STD) $(OPT) $(OPT)
+LINK=-lncurses
+
+FINBIN=bin/main.o
+
+install: build ;
+	cp $(FINBIN) /usr/local/bin/
+
+build:
+	$(CMD) ./src/main.c $(LINK) -o ./bin/matrix
+
+valgrind: build ;
+	valgrind ./$(FINBIN)
+
+clean:
+	rm -rf ./bin/*
+
+clean-logs:
+	rm ./vgcore.*
+	rm ./massif.out.*

matrix.kdev4

@@ -0,0 +1,4 @@
+[Project]
+CreatedFrom=Makefile
+Manager=KDevCustomMakeManager
+Name=matrix

src/main.c

@@ -0,0 +1,92 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <termios.h>
+#include <curses.h>
+
+int main(int argc, char **argv) {
+    WINDOW term = *initscr();
+    start_color();
+    init_pair(1,COLOR_GREEN,COLOR_BLACK);
+    attron(COLOR_PAIR(1));
+    noecho();
+    if(nodelay(&term,TRUE)==ERR) {
+        puts("Error could not enter no-delay mode");
+        return ERR;
+    }
+    int time;
+    if(argc >= 3) {
+        time=atoi(argv[2]);
+    } else {
+        time=20;
+    }
+    timeout(time);
+	int maxX = COLS;
+    int maxY = LINES;
+
+    int initTailLen;
+    if(argc >= 2) {
+		initTailLen=atoi(argv[1]);
+    } else {
+        initTailLen=10;
+    }
+
+	int tailLen[maxX];
+
+	for(int i=0; i<maxX; i++) {
+		int num=rand()%2;
+		if(num>1) {
+			tailLen[i]=initTailLen+(rand()%(4%initTailLen));
+		} else {
+			if(num<=1) {
+				tailLen[i]=initTailLen-(rand()%(8%initTailLen));
+			}
+		}
+	}
+
+    int cascade[maxX];
+    int tail[maxX];
+	int jmpTail[maxX];
+
+    for(int i=0; i<maxX; i++)
+        cascade[i]=ERR;
+
+    while(getch()==ERR) {
+        int xPos = rand()%maxX;//get random x position for the stream
+        if(cascade[xPos]==ERR) {//make sure the stream is set to active
+            cascade[xPos]=0;
+		}
+        for(int i=0; i<maxX; i++) {//move the streams down
+            if(cascade[i]!=ERR) {
+                tail[i] = cascade[i]-tailLen[i];
+                if(cascade[i]==maxY) {//check if the position is at the bottom of the screen
+                    cascade[i]=ERR;//set the position to ERR if it is at the bottom
+                } else {
+					if(rand()%10==1) {//check if the stream will jump
+						if(!(jmpTail[i]<=maxY)) {
+							jmpTail[i]=cascade[i]-tailLen[i];
+							cascade[i]=cascade[i]+rand()%8;
+						}
+					} else {
+						cascade[i]++;//increase the position
+					}
+                }
+            }
+            if(tail[i]!=maxY) {//keep increasing the tail untill it is at the bottom
+                tail[i]++;
+            }
+			if(jmpTail[i]==maxY) {
+				jmpTail[i]=OK;
+			} else {
+				jmpTail[i]++;
+			}
+			mvaddch(jmpTail[i],i,' ');
+            mvaddch(tail[i],i,' ');
+            mvaddch(cascade[i],i,(rand()%57)+65);
+        }
+        refresh();
+    }
+    endwin();
+    return 0;
+}