commit cfd2c39

cotton v0.2 - cot now has a pixel drawing command (brought it back from the grave from the pre v0.1 release) - also cleaned out more messy code that IS STILL HERE FROM A COUPLE COMMITS AGO AND I KEEP FINDING AAAA

 1@@ -141,6 +141,26 @@ cmd_print(Cotton *cotton, CottonWindow *cw, char *arg)
 2     cottonwindow_update(cw, cotton->video, sizeof(cotton->video[0]) * VIDEO_WIDTH);
 3 }
 4 
 5+static void 
 6+cmd_pixel(Cotton *cotton, CottonWindow *cw, char *arg)
 7+{
 8+    int x, y;
 9+
10+    if (!arg || sscanf(arg, "%d %d", &x, &y) != 2) {
11+        fprintf(stderr, "cot syntax error: usage for pixel is 'pixel <x> <y>' :P\n");
12+        return;
13+    }
14+
15+    if (x < 0 || x >= VIDEO_WIDTH || y < 0 || y >= VIDEO_HEIGHT) {
16+        fprintf(stderr, "cot syntax error: pixel (%d, %d) is out of bounds :<\n", x, y);
17+        return;
18+    }
19+
20+    draw_pixel(cotton, x, y);
21+
22+    cottonwindow_update(cw, cotton->video, sizeof(cotton->video[0]) * VIDEO_WIDTH);
23+}
24+
25 static void 
26 cmd_var(Cotton *cotton, char *arg)
27 {
28@@ -201,10 +221,7 @@ cmd_color(Cotton *cotton, char *arg)
29         cotton->c_cottolette = COTTOLETTE[6];
30 
31     else
32-        fprintf(stderr,
33-                "cot syntax error: cotton doesn't know the color \"%s\" "
34-                "sorry,, :(\n",
35-                arg);
36+        fprintf(stderr, "cot syntax error: cotton doesn't know the color \"%s\" sorry,, :(\n", arg);
37 }
38 
39 static void 
40@@ -222,8 +239,7 @@ static void
41 cmd_input(Cotton *cotton, char *arg)
42 {
43     if (!arg) {
44-        fprintf(stderr,
45-                "cotton syntax error: input needs a variable name xP\n");
46+        fprintf(stderr, "cotton syntax error: input needs a variable name xP\n");
47         return;
48     }
49 
50@@ -343,6 +359,10 @@ cotton_interpret(Cotton *cotton, CottonWindow *cw, FILE *file)
51         cmd_print(cotton, cw, arg);
52     }
53 
54+    else if (strcmp(cmd, "pixel") == 0) {
55+        cmd_pixel(cotton, cw, arg);
56+    }
57+
58     else if (strcmp(cmd, "var") == 0) {
59         cmd_var(cotton, arg);
60     }