Trevor Merritt
9e0e8b5910
has microsteps in the UI decodes from a NOP only binary some basic instructions are starting to move data around
29 lines
1.5 KiB
Rust
29 lines
1.5 KiB
Rust
use macroquad::color::{BLACK, Color};
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use macroquad::prelude::*;
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use macroquad::text::draw_text;
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use core::mos6502cpu::Mos6502Cpu;
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pub struct CpuDisplay {}
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impl CpuDisplay {
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pub fn render(cpu: &Mos6502Cpu, x_offset: f32, y_offset: f32) {
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// get the data to display...
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let (pc, a, x, y, address_bus, data_bus, microsteps_remaining) = cpu.dump_data();
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// ...build the interface
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Self::draw_square(x_offset, y_offset, x_offset + 300.0, y_offset + 85.0, BLACK);
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draw_text(format!("PC: 0x{:04x} / {}", pc, pc).as_str(), x_offset + 5.0, y_offset + 18.0, 15.0, BLACK);
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draw_text(format!("A: 0x{:02x} X: 0x{:02x} Y: 0x{:02x}", a, x, y).as_str(), x_offset + 5.0, y_offset + 35.0, 15.0, BLACK);
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draw_text(format!("Address: {:016b} | {:04x}", address_bus, address_bus).as_str(), x_offset + 5.0, y_offset + 55.0, 15.0, BLACK);
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draw_text(format!("Data: {:08b} | {:02x}", data_bus, data_bus).as_str(), x_offset + 5.0, y_offset + 75.0, 15.0, BLACK);
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draw_text(format!("MS: {:02x}", microsteps_remaining).as_str(), x_offset + 5.0, y_offset + 95.0, 15.0, BLACK);
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}
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fn draw_square(x1: f32, y1: f32, x2: f32, y2: f32, color: Color) {
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// println!("Square from {x1:2.0}x{y1:2.0} to {x2:2.0}x{y2:2.0} with {:?}", color);
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draw_line(x1, y1, x2, y1, 1.0, color);
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draw_line(x1, y1, x1, y2, 1.0, color);
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draw_line(x1, y2, x2, y2, 1.0, color);
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draw_line(x2, y1, x2, y2, 1.0, color);
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}
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} |