From 9572291866af43e21c70da46b20c0ecfaa32fb1d Mon Sep 17 00:00:00 2001
From: nino-porcino <nino.porcino@gmail.com>
Date: Thu, 23 Dec 2021 15:37:01 +0100
Subject: [PATCH] add CBM balloon demo

---
 demos/demo/cbm_balloon.data.h |  65 ++++++++++++++++++
 demos/demo/cbm_balloon.h      |   7 ++
 demos/demo/demo_screen2.h     |  55 +++++++++++++++-
 demos/demo/mk_baloon.js       | 120 ++++++++++++++++++++++++++++++++++
 4 files changed, 244 insertions(+), 3 deletions(-)
 create mode 100644 demos/demo/cbm_balloon.data.h
 create mode 100644 demos/demo/cbm_balloon.h
 create mode 100644 demos/demo/mk_baloon.js

diff --git a/demos/demo/cbm_balloon.data.h b/demos/demo/cbm_balloon.data.h
new file mode 100644
index 0000000..896e7a7
--- /dev/null
+++ b/demos/demo/cbm_balloon.data.h
@@ -0,0 +1,65 @@
+// file generated automatically by mkfont.js -- do not edit
+   0b00001111,
+   0b00111111,
+   0b01111111,
+   0b01111100,
+   0b11111011,
+   0b11111011,
+   0b11111011,
+   0b01111100,
+   0b01111111,
+   0b01111111,
+   0b01011111,
+   0b00101111,
+   0b00100111,
+   0b00010011,
+   0b00010011,
+   0b00001001,
+   0b11100000,
+   0b11111000,
+   0b11111100,
+   0b11111100,
+   0b00111110,
+   0b11111110,
+   0b00111110,
+   0b11111100,
+   0b11111100,
+   0b11111100,
+   0b11110100,
+   0b11101000,
+   0b11001000,
+   0b10010000,
+   0b10010000,
+   0b00100000,
+   0b00001001,
+   0b00000111,
+   0b00000111,
+   0b00000111,
+   0b00000011,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00100000,
+   0b11000000,
+   0b11000000,
+   0b11000000,
+   0b10000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
+   0b00000000,
diff --git a/demos/demo/cbm_balloon.h b/demos/demo/cbm_balloon.h
new file mode 100644
index 0000000..daff455
--- /dev/null
+++ b/demos/demo/cbm_balloon.h
@@ -0,0 +1,7 @@
+// file generated automatically by mkfont.js -- do not edit
+const byte cbm_balloon[] = {
+
+#include "cbm_balloon.data.h"
+
+};
+
diff --git a/demos/demo/demo_screen2.h b/demos/demo/demo_screen2.h
index 542c899..31b8a79 100644
--- a/demos/demo/demo_screen2.h
+++ b/demos/demo/demo_screen2.h
@@ -1,5 +1,21 @@
 #include <font8x8.h>
 
+#include "cbm_balloon.h"
+
+void move_balloon(byte x, byte y, byte color) {
+   tms_sprite spr0,spr1;
+   spr0.x = x;
+   spr0.y = y;
+   spr0.name = 0;
+   spr0.color = color;
+   spr1.x = spr0.x;
+   spr1.y = spr0.y + 32;
+   spr1.name = spr0.name + 4;
+   spr1.color = spr0.color;
+   tms_set_sprite(0, &spr0);
+   tms_set_sprite(1, &spr1);   
+}
+
 void demo_screen2() {
    tms_init_regs(SCREEN2_TABLE);
 
@@ -30,6 +46,7 @@ void demo_screen2() {
 
    screen2_plot_mode = PLOT_MODE_SET;
 
+/*
    // define sprites using bitmap fonts
    tms_copy_to_vram(&FONT[64*8], 32*8, TMS_SPRITE_PATTERNS);
 
@@ -40,11 +57,43 @@ void demo_screen2() {
    tms_set_sprite_magnification(1);
 
    tms_sprite spr;
-   for(byte t=0;t<32;t++) {
-      spr.x = 10 + t*32;
+   for(byte t=0;t<4;t++) {
+      spr.x = 200;
       spr.y =  5 + t*32;
-      spr.name = t;
+      spr.name = t*4;
       spr.color = t+1;
       tms_set_sprite(t, &spr);
    }
+*/
+
+   // ballon demo
+
+   // define sprites using bitmap fonts
+   tms_copy_to_vram(cbm_balloon, 4*8*2, TMS_SPRITE_PATTERNS);
+   tms_set_sprite_double_size(1);   // set 16x16 sprites   
+   tms_set_sprite_magnification(1); // set double pixel sprites
+
+   int x = 200;
+   int y = 80;
+   int dx = 1;
+   int dy = 1;
+   int delay = 0;   
+   byte sprcolor = COLOR_DARK_BLUE;
+
+   for(;;) {
+      for(delay=0; delay<800; delay++) {
+         delay = delay+1;
+         delay = delay-1;
+      }
+
+      if(apple1_readkey()==0x0d) break;
+      
+      if(x>=228 || x<=0) { dx = -dx; sprcolor++; }
+      if(y>=148 || y<=0) { dy = -dy; sprcolor++; }
+
+      x += dx;
+      y += dy;
+      move_balloon((byte)x,(byte)y, sprcolor);     
+   }
 }
+
diff --git a/demos/demo/mk_baloon.js b/demos/demo/mk_baloon.js
new file mode 100644
index 0000000..cd6e276
--- /dev/null
+++ b/demos/demo/mk_baloon.js
@@ -0,0 +1,120 @@
+function e(s) {
+   let b = 0;
+   for(let t=0;t<s.length;t++) {
+      
+      if(s.charAt(t) != ".") {         
+         b |= 1<<(7-t);
+      }      
+   }
+   let msg = `00000000`+b.toString(2);   
+   console.log(`   0b${msg.substr(msg.length-8)},`);
+}
+
+console.log("// file generated automatically by mkfont.js -- do not edit");
+
+/*
+e("....XXXX"); e("XXX.....");
+e("..XXXXXX"); e("XXXXX...");
+e(".XXXXXXX"); e("XXXXXX..");
+e(".XXXXX.."); e("XXXXXX..");
+e("XXXXX.XX"); e("..XXXXX.");
+e("XXXXX.XX"); e("XXXXXXX.");
+e("XXXXX.XX"); e("..XXXXX.");
+e(".XXXXX.."); e(".XXXXX..");
+e(".XXXXXXX"); e("XXXXXX.."); //
+e(".XXXXXXX"); e("XXXXXX..");
+e(".X.XXXXX"); e("XXXX.X..");
+e("..X.XXXX"); e("XXX.X...");
+e("..X..XXX"); e("XX..X...");
+e("...X..XX"); e("X..X....");
+e("...X..XX"); e("X..X....");
+e("....X..X"); e("..X.....");
+e("....X..X"); e("..X.....");  //
+e(".....XXX"); e("XX......");
+e(".....XXX"); e("XX......");
+e(".....XXX"); e("XX......");
+e("......XX"); e("X.......");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........"); //
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+e("........"); e("........");
+*/
+
+e("....XXXX"); 
+e("..XXXXXX"); 
+e(".XXXXXXX"); 
+e(".XXXXX.."); 
+e("XXXXX.XX"); 
+e("XXXXX.XX"); 
+e("XXXXX.XX"); 
+e(".XXXXX.."); 
+
+e(".XXXXXXX");  //
+e(".XXXXXXX"); 
+e(".X.XXXXX"); 
+e("..X.XXXX"); 
+e("..X..XXX"); 
+e("...X..XX"); 
+e("...X..XX"); 
+e("....X..X"); 
+
+e("XXX.....");
+e("XXXXX...");
+e("XXXXXX..");
+e("XXXXXX..");
+e("..XXXXX.");
+e("XXXXXXX.");
+e("..XXXXX.");
+e("XXXXXX..");
+
+e("XXXXXX..");
+e("XXXXXX..");
+e("XXXX.X..");
+e("XXX.X...");
+e("XX..X...");
+e("X..X....");
+e("X..X....");
+e("..X.....");
+
+e("....X..X");   //
+e(".....XXX"); 
+e(".....XXX"); 
+e(".....XXX"); 
+e("......XX"); 
+e("........"); 
+e("........"); 
+e("........"); 
+
+e("........");  //
+e("........"); 
+e("........"); 
+e("........"); 
+e("........"); 
+e("........"); 
+e("........"); 
+e("........"); 
+
+e("..X.....");
+e("XX......");
+e("XX......");
+e("XX......");
+e("X.......");
+e("........");
+e("........");
+e("........");
+
+e("........");
+e("........");
+e("........");
+e("........");
+e("........");
+e("........");
+e("........");
+e("........");
\ No newline at end of file