GFX examples

Author: omiq

README.md

@@ -333,6 +333,9 @@ You can either use the provided `Makefile` (recommended) or compile manually.
     - `./basic-gfx examples/gfx_poke_demo.bas`
     - `./basic-gfx examples/gfx_charset_demo.bas`
     - `./basic-gfx examples/gfx_key_demo.bas`
+    - `./basic-gfx -petscii examples/gfx_text_demo.bas`
+    - `./basic-gfx -petscii examples/gfx_inkey_demo.bas`
+    - `./basic-gfx -petscii examples/gfx_jiffy_game_demo.bas`
   - **Keyboard polling (basic-gfx)**:
     - BASIC can poll a simple key-down map via `PEEK(56320 + code)` where 56320 is \(0xDC00\).
     - Supported codes include ASCII `A`–`Z`, `0`–`9`, Space (32), Enter (13), Esc (27), and C64 cursor codes Up (145), Down (17), Left (157), Right (29).