i&m: exercises of 23rd feb

2 files changed, 59 insertions, 0 deletions

diff --git a/Year_2/IandM/02232021_2/Exercise2.pde b/Year_2/IandM/02232021_2/Exercise2.pde
new file mode 100755
index 0000000..28d29b4
--- /dev/null
+++ b/Year_2/IandM/02232021_2/Exercise2.pde
@@ -0,0 +1,59 @@
+void setup() {

+  size(768, 256);

+  PImage img = loadImage("monkey.jpg");

+  img.resize(256, 256);

+  img.filter(GRAY);

+

+  image(img, 0, 0);

+

+  PImage revimg = rev(img);

+  image(revimg, 256, 0);

+  

+  int random_number = (int)random(5, 15); // [5, 15)

+  image(mass(revimg, random_number), 512, 0);

+}

+

+PImage rev(PImage I) {

+  PImage out = I.copy();

+  int t;

+

+  for (int row = 0; row < out.width; ++row) {

+    for (int i = 0, j = out.width-1; i < out.width/2; ++i, --j) {

+      t = out.get(i, row);

+      out.set(i, row, out.get(j, row));

+      out.set(j, row, t);

+    }

+  }

+

+  // yellow pixels

+  for (int i = 0; i < out.width; ++i)

+    out.set(i, i, color(#EFFC38));

+

+

+  return out;

+}

+

+PImage mass(PImage I, int n) {

+  PImage out = createImage(I.width, I.height, RGB);

+  

+  // image and array aux

+  PImage tmp;

+  float[] tarr = new float[n*n];

+  

+  int off = n/2;

+  

+  for(int i = 0; i < out.width; ++i) {

+    for(int j = 0; j < out.height; ++j) {

+      tmp = I.get(i-off, j-off, n, n);

+      

+      tmp.loadPixels();

+      for(int k = 0; k < tmp.pixels.length; ++k) {

+        tarr[k] = red(tmp.pixels[k]);

+      }

+        

+      out.set(i, j, color(max(tarr)));

+    }

+  }

+  

+  return out;

+}

diff --git a/Year_2/IandM/02232021_2/data/monkey.jpg b/Year_2/IandM/02232021_2/data/monkey.jpg
new file mode 100755
index 0000000..76d04f2
--- /dev/null
+++ b/Year_2/IandM/02232021_2/data/monkey.jpg