Merge pull request #5 from NightShade256/development

v1.1.0

Cargo.toml

@@ -5,7 +5,7 @@ members = [
 
 [package]
 name = "ferrous-ch8"
-version = "1.0.2"
+version = "1.1.0"
 authors = ["Anish Jewalikar <anishjewalikar@gmail.com>"]
 edition = "2018"
 description = "A simple, full featured (super) Chip-8 interpreter."
@@ -14,13 +14,15 @@ readme = "README.md"
 repository = "https://github.com/NightShade256/ferrous-ch8"
 
 [dependencies]
-ferrous-core = { path = "./ferrous-core" }
+ferrous-core = { path = "./ferrous-core", features = ["savestates"] }
 glium = "0.29.0"
 imgui = "0.6.1"
 imgui-glium-renderer = "0.6.1"
+imgui-memory-editor = { git = "https://github.com/NightShade256/rust-imgui-memory-editor" }
 imgui-winit-support = "0.6.1"
 nfd2 = "0.2.3"
 rodio = "0.13.0"
+serde_json = "1.0.61"
 
 [profile.release]
 lto = "fat"

README.md

@@ -24,10 +24,15 @@ documented and you shouldn't have a problem.
 3. Ability to dynamically change FG, BG colours, cycles per frame
    and view FPS.
 
+4. Debugger with ability to view work memory, register states, stack and allows
+   for stepping timers, and opcodes.
+
 ![Blinky](./assets/blinky.png)
 
 ![Sweetcopter](./assets/sweetcopter.png)
 
+![Debugger](./assets/debugger.png)
+
 ## Building
 
 You can build the interpreter through `cargo`.

ferrous-core/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ferrous-core"
-version = "1.0.2"
+version = "1.1.0"
 authors = ["Anish Jewalikar <anishjewalikar@gmail.com>"]
 edition = "2018"
 description = "A simple Chip-8 interpreter backend for Ferrous Chip-8."

ferrous-core/src/cpu.rs

@@ -362,7 +362,7 @@ impl CPU {
     }
 
     /// Fetch the next opcode that is to be executed from the ROM.
-    fn fetch_opcode(&self) -> u16 {
+    pub fn fetch_opcode(&self) -> u16 {
         u16::from_be_bytes([self.memory[self.pc], self.memory[self.pc + 1]])
     }
 }