From 8823fa3289a0ad2969bd3426f93a62647dc5f9cd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Magalh=C3=A3es?= <joamag@gmail.com>
Date: Thu, 16 Jun 2022 18:45:33 +0100
Subject: [PATCH] feat: initial support for PC print
---
examples/sdl/src/main.rs | 6 ++----
src/chip8.rs | 8 ++++++++
2 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/examples/sdl/src/main.rs b/examples/sdl/src/main.rs
index 4fc2a81..0f54e62 100644
--- a/examples/sdl/src/main.rs
+++ b/examples/sdl/src/main.rs
@@ -329,15 +329,13 @@ fn main() {
font.set_hinting(Hinting::None);
let surface = font
- .render(format!("{} Hz", state.logic_frequency).as_str())
- .blended(Color::RGBA(255, 0, 0, 255))
+ .render(format!("PC: {:#0x?}", state.system.pc()).as_str())
+ .blended(Color::RGBA(80, 203, 147, 255))
.unwrap();
let texture = texture_creator
.create_texture_from_surface(&surface)
.unwrap();
- canvas.set_draw_color(Color::RGBA(195, 217, 255, 255));
-
let TextureQuery { width, height, .. } = texture.query();
canvas
diff --git a/src/chip8.rs b/src/chip8.rs
index 614f27e..da22422 100644
--- a/src/chip8.rs
+++ b/src/chip8.rs
@@ -116,6 +116,14 @@ impl Chip8 {
self.beep
}
+ pub fn pc(&self) -> u16 {
+ self.pc
+ }
+
+ pub fn sp(&self) -> u8 {
+ self.sp
+ }
+
pub fn load_rom(&mut self, rom: &[u8]) {
self.ram[ROM_START..ROM_START + rom.len()].clone_from_slice(rom);
}
--
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