add native_interface
This commit is contained in:
Nilton Constantino
parent
760189929a
commit
cbb9b93ce1
@ -2,5 +2,6 @@ pub mod machine;
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pub mod peripherals;
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pub mod vm;
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mod model;
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mod native_interface;
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pub use machine::Machine;
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@ -1,6 +1,6 @@
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use crate::model::{Color, Sample, Cartridge};
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use crate::peripherals::{Gfx, InputSignals, Pad, Touch, Audio};
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use crate::vm::{VirtualMachine, NativeInterface, Value};
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use crate::model::{Cartridge, Color, Sample};
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use crate::peripherals::{Audio, Gfx, InputSignals, Pad, Touch};
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use crate::vm::VirtualMachine;
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use std::sync::Arc;
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/// PROMETEU "hardware lógico" (v0).
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@ -21,123 +21,13 @@ pub struct Machine {
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pub sample_snare: Option<Arc<Sample>>,
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}
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impl NativeInterface for Machine {
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fn call(&mut self, id: u32, vm: &mut VirtualMachine) -> Result<u64, String> {
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match id {
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// system.has_cart() -> bool
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0x0001 => {
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vm.push(Value::Boolean(self.cartridge.is_some()));
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Ok(10)
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}
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// system.run_cart()
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0x0002 => {
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if let Some(cart) = self.cartridge.as_ref() {
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vm.rom = cart.rom.clone();
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vm.constant_pool = cart.constant_pool.clone();
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vm.pc = 0;
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vm.operand_stack.clear();
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vm.call_stack.clear();
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vm.halted = false;
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} else {
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return Err("No cartridge inserted".into());
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}
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Ok(100)
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}
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// gfx.clear(color_index)
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0x1001 => {
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let color_idx = vm.pop_integer()? as usize;
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let color = self.get_color(color_idx);
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self.gfx.clear(color);
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Ok(100)
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}
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// gfx.draw_rect(x, y, w, h, color_index)
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0x1002 => {
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let color_idx = vm.pop_integer()? as usize;
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let h = vm.pop_integer()? as i32;
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let w = vm.pop_integer()? as i32;
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let y = vm.pop_integer()? as i32;
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let x = vm.pop_integer()? as i32;
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let color = self.get_color(color_idx);
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self.gfx.fill_rect(x, y, w, h, color);
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Ok(200)
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}
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// input.get_pad(button_id) -> bool
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0x2001 => {
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let button_id = vm.pop_integer()? as u32;
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let is_down = self.is_button_down(button_id);
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vm.push(Value::Boolean(is_down));
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Ok(50)
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}
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// audio.play_sample(sample_id, voice_id, volume, pan, pitch)
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// sample_id: 0=square, 1=kick, 2=snare
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0x3001 => {
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let pitch = vm.pop_number()?;
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let pan = vm.pop_integer()? as u8;
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let volume = vm.pop_integer()? as u8;
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let voice_id = vm.pop_integer()? as usize;
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let sample_id = vm.pop_integer()? as u32;
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let sample = match sample_id {
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0 => self.sample_square.clone(),
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1 => self.sample_kick.clone(),
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2 => self.sample_snare.clone(),
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_ => None,
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};
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if let Some(s) = sample {
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self.audio.play(s, voice_id, volume, pan, pitch, 0, crate::peripherals::LoopMode::Off);
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}
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Ok(300)
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}
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_ => Err(format!("Unknown native call: 0x{:08X}", id)),
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}
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}
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}
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impl Machine {
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pub const W: usize = 320;
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pub const H: usize = 180;
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pub const CYCLES_PER_FRAME: u64 = 100_000; // Exemplo de budget
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fn get_color(&self, index: usize) -> Color {
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// Implementação simplificada: se houver bancos, usa a paleta do banco 0
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// Caso contrário, usa cores básicas fixas
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if let Some(bank) = self.gfx.banks[0].as_ref() {
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bank.palettes[0][index % 16]
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} else {
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match index % 16 {
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0 => Color::BLACK,
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1 => Color::WHITE,
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2 => Color::RED,
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3 => Color::GREEN,
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4 => Color::BLUE,
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5 => Color::YELLOW,
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6 => Color::CYAN,
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7 => Color::INDIGO,
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8 => Color::GRAY,
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_ => Color::BLACK,
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}
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}
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}
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fn is_button_down(&self, id: u32) -> bool {
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match id {
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0 => self.pad.up.down,
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1 => self.pad.down.down,
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2 => self.pad.left.down,
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3 => self.pad.right.down,
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4 => self.pad.a.down,
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5 => self.pad.b.down,
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6 => self.pad.x.down,
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7 => self.pad.y.down,
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8 => self.pad.l.down,
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9 => self.pad.r.down,
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10 => self.pad.start.down,
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11 => self.pad.select.down,
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_ => false,
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}
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}
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pub fn new() -> Self {
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let mut machine = Self {
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gfx: Gfx::new(Self::W, Self::H),
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@ -159,6 +49,45 @@ impl Machine {
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machine
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}
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pub fn get_color(&self, index: usize) -> Color {
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// Implementação simplificada: se houver bancos, usa a paleta do banco 0
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// Caso contrário, usa cores básicas fixas
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if let Some(bank) = self.gfx.banks[0].as_ref() {
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bank.palettes[0][index % 16]
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} else {
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match index % 16 {
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0 => Color::BLACK,
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1 => Color::WHITE,
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2 => Color::RED,
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3 => Color::GREEN,
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4 => Color::BLUE,
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5 => Color::YELLOW,
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6 => Color::CYAN,
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7 => Color::INDIGO,
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8 => Color::GRAY,
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_ => Color::BLACK,
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}
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}
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}
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pub fn is_button_down(&self, id: u32) -> bool {
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match id {
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0 => self.pad.up.down,
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1 => self.pad.down.down,
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2 => self.pad.left.down,
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3 => self.pad.right.down,
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4 => self.pad.a.down,
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5 => self.pad.b.down,
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6 => self.pad.x.down,
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7 => self.pad.y.down,
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8 => self.pad.l.down,
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9 => self.pad.r.down,
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10 => self.pad.start.down,
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11 => self.pad.select.down,
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_ => false,
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}
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}
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pub fn load_cartridge(&mut self, cart: Cartridge) {
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self.cartridge = Some(cart);
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}
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75
crates/core/src/native_interface.rs
Normal file
75
crates/core/src/native_interface.rs
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@ -0,0 +1,75 @@
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use crate::Machine;
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use crate::vm::{NativeInterface, Value, VirtualMachine};
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impl NativeInterface for Machine {
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fn call(&mut self, id: u32, vm: &mut VirtualMachine) -> Result<u64, String> {
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match id {
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// system.has_cart() -> bool
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0x0001 => {
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vm.push(Value::Boolean(self.cartridge.is_some()));
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Ok(10)
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}
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// system.run_cart()
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0x0002 => {
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if let Some(cart) = self.cartridge.as_ref() {
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vm.rom = cart.rom.clone();
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vm.constant_pool = cart.constant_pool.clone();
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vm.pc = 0;
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vm.operand_stack.clear();
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vm.call_stack.clear();
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vm.halted = false;
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} else {
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return Err("No cartridge inserted".into());
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}
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Ok(100)
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}
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// gfx.clear(color_index)
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0x1001 => {
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let color_idx = vm.pop_integer()? as usize;
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let color = self.get_color(color_idx);
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self.gfx.clear(color);
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Ok(100)
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}
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// gfx.draw_rect(x, y, w, h, color_index)
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0x1002 => {
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let color_idx = vm.pop_integer()? as usize;
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let h = vm.pop_integer()? as i32;
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let w = vm.pop_integer()? as i32;
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let y = vm.pop_integer()? as i32;
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let x = vm.pop_integer()? as i32;
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let color = self.get_color(color_idx);
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self.gfx.fill_rect(x, y, w, h, color);
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Ok(200)
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}
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// input.get_pad(button_id) -> bool
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0x2001 => {
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let button_id = vm.pop_integer()? as u32;
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let is_down = self.is_button_down(button_id);
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vm.push(Value::Boolean(is_down));
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Ok(50)
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}
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// audio.play_sample(sample_id, voice_id, volume, pan, pitch)
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// sample_id: 0=square, 1=kick, 2=snare
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0x3001 => {
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let pitch = vm.pop_number()?;
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let pan = vm.pop_integer()? as u8;
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let volume = vm.pop_integer()? as u8;
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let voice_id = vm.pop_integer()? as usize;
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let sample_id = vm.pop_integer()? as u32;
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let sample = match sample_id {
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0 => self.sample_square.clone(),
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1 => self.sample_kick.clone(),
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2 => self.sample_snare.clone(),
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_ => None,
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};
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if let Some(s) = sample {
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self.audio.play(s, voice_id, volume, pan, pitch, 0, crate::peripherals::LoopMode::Off);
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}
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Ok(300)
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}
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_ => Err(format!("Unknown native call: 0x{:08X}", id)),
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}
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}
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}
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