Progress with animations

drivers/fbani_starhopper.c

@@ -0,0 +1,21 @@
+#include <util/delay.h>
+#include "framebuffer.h"
+
+#define HALFW (FB_WIDTH/2)
+#define HALFH (FB_HEIGHT/2)
+
+void fbani_starhopper_print_rectangles(uint8_t v) {
+  fb_area(0    ,0    ,HALFW  ,HALFH  , (v >> 3) & 1);
+  fb_area(HALFW,0    ,2*HALFW,HALFH  , (v >> 2) & 1);
+  fb_area(0    ,HALFH,HALFW  ,2*HALFH, (v >> 1) & 1);
+  fb_area(HALFW,HALFH,2*HALFW,2*HALFH, (v     ) & 1);
+}
+
+void fbani_starhopper(uint16_t count) {
+  while(count--) {
+    fbani_starhopper_print_rectangles(0x0e);
+    _delay_ms(600);
+    fbani_starhopper_print_rectangles(0x0b);
+    _delay_ms(150);
+  };
+}

drivers/fbani_starhopper.h

@@ -0,0 +1 @@
+void fbani_starhopper(uint16_t count);

drivers/fbticker.c

@@ -0,0 +1,51 @@
+#include "framebuffer.h"
+#include <util/delay.h>
+
+void fbticker_pushcol(uint8_t col) {
+  fb_shift(col << 1);
+  _delay_ms(60);
+}
+
+void fbticker_putc(unsigned char c) {
+  switch(c) {
+  case 'A':
+    fbticker_pushcol(0x7e);
+    fbticker_pushcol(0x09);
+    fbticker_pushcol(0x09);
+    fbticker_pushcol(0x09);
+    fbticker_pushcol(0x7e);
+    break;
+  case 'B':
+    fbticker_pushcol(0x7f);
+    fbticker_pushcol(0x49);
+    fbticker_pushcol(0x49);
+    fbticker_pushcol(0x36);
+    break;
+  case 'C':
+    fbticker_pushcol(0x3e);
+    fbticker_pushcol(0x41);
+    fbticker_pushcol(0x41);
+    fbticker_pushcol(0x22);
+    break;
+  case 'D':
+    fbticker_pushcol(0x7f);
+    fbticker_pushcol(0x41);
+    fbticker_pushcol(0x41);
+    fbticker_pushcol(0x3e);
+    break;
+  case 'E':
+    fbticker_pushcol(0x7f);
+    fbticker_pushcol(0x49);
+    fbticker_pushcol(0x49);
+    fbticker_pushcol(0x49);
+    break;
+  case 'F':
+    fbticker_pushcol(0x7f);
+    fbticker_pushcol(0x09);
+    fbticker_pushcol(0x09);
+    fbticker_pushcol(0x09);
+    break;
+  }
+
+  fbticker_pushcol(0);
+}

drivers/fbticker.h

@@ -0,0 +1 @@
+void fbticker_putc(unsigned char c);

drivers/framebuffer.c

@@ -31,3 +31,32 @@ void fb_fill(uint8_t c) {
 }
 
 #endif
+
+
+void fb_hline(uint8_t y, uint8_t x1, uint8_t x2, uint8_t c) {
+  uint8_t i;
+  for (i = x1; i <= x2; i++) {
+    FB_SET(i, y, c);
+  }
+}
+
+void fb_vline(uint8_t x, uint8_t y1, uint8_t y2, uint8_t c) {
+  uint8_t i;
+  for (i = y1; i <= y2; i++) {
+    FB_SET(x, i, c);
+  }
+}
+
+void fb_box(uint8_t ax, uint8_t ay, uint8_t bx, uint8_t by, uint8_t c) {
+  fb_hline(ay, ax, bx, c);
+  fb_hline(by, ax, bx, c);
+  fb_vline(ax, ay, by, c);
+  fb_vline(bx, ay, by, c);
+}
+
+void fb_area(uint8_t ax, uint8_t ay, uint8_t bx, uint8_t by, uint8_t c) {
+  uint8_t i;
+  for (i = ay; i <= by; i++) {
+    fb_hline(i, ax, bx, c);
+  }
+}

pingpong.c

@@ -1,14 +1,25 @@
 #include <util/delay.h>
 #include "drivers/framebuffer.h"
+#include "drivers/fbticker.h"
+#include "drivers/fbani_starhopper.h"
 #include "drivers/fbani_recorder.h"
 
-int main() {
+void fbani_binary(uint16_t max) {
   uint16_t i = 0;
-  while(1) {
-    fbani_recorder(4);
-    for (i = 0; i < 256; i++) {
-      _delay_ms(50);
-      fb_shift(i);
-    }
+  for (i = 0; i < max; i++) {
+    _delay_ms(50);
+    fb_shift(i);
   }
 }
+
+int main() {
+  unsigned char c;
+  while(1) {
+    fbani_starhopper(40);
+    fbani_binary(256);
+    fbani_recorder(50);
+    for (c = 'A'; c <= 'Z'; c++) {
+      fbticker_putc(c);
+    }
+  };
+}