struggling with scheduler and userprog to view ppm files

1 files changed, 35 insertions, 0 deletions

diff --git a/userspace/paint.c b/userspace/paint.c
new file mode 100644
index 0000000..15f2a5e
--- /dev/null
+++ b/userspace/paint.c
@@ -0,0 +1,35 @@
+#include "put_pixel.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+ 
+int main(int argc,char **argv)
+{
+  const int dimx = 640, dimy = 480;
+  int i, j;
+
+  FILE *fp = fopen(argv[1], "r"); /* b - binary mode */
+
+//  (void) fprintf(fp, "P6\n%d %d\n255\n", dimx, dimy);
+
+  for (j = 0; j < dimy; ++j)
+  {
+    for (i = 0; i < dimx; ++i)
+    {
+      static unsigned char color[3];
+//      color[0] = i % 256;  /* red */
+  //    color[1] = j % 256;  /* green */
+    //  color[2] = (i * j) % 256;  /* blue */
+    //
+        fread(&color[0], 1, 1, fp);
+        fread(&color[1], 1, 1, fp);
+        fread(&color[2], 1, 1, fp);
+
+        put_pixel(i,j,color[0]*256*256+color[1]*256+color[3]);
+    }
+  }
+
+  (void) fclose(fp);
+  return EXIT_SUCCESS;
+}
+