PPU debugger view

This commit is contained in:
william 2024-05-01 12:58:15 -04:00
parent 6565364bc9
commit ae76160f11
5 changed files with 83 additions and 11 deletions

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@ -1,5 +1,5 @@
set(HEADERS cpu_view.h cursor.h debugger.h dialog.h keys.h memory_view.h program_view.h window.h)
set(SOURCE cpu_view.c cursor.c debugger.c dialog.c memory_view.c program_view.c window.c)
set(HEADERS cpu_view.h cursor.h debugger.h dialog.h keys.h memory_view.h ppu_view.h program_view.h window.h)
set(SOURCE cpu_view.c cursor.c debugger.c dialog.c memory_view.c ppu_view.c program_view.c window.c)
add_library(nes_debugger ${HEADERS} ${SOURCE})

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@ -2,13 +2,13 @@
// Created by william on 4/30/24.
//
#ifndef NESEMULATOR_CPU_VIEW_H
#define NESEMULATOR_CPU_VIEW_H
#include "window.h"
#include "../include/types.h"
#include "../include/cpu.h"
#ifndef NESEMULATOR_CPU_VIEW_H
#define NESEMULATOR_CPU_VIEW_H
#define CPU_VIEW_HEIGHT 14
#define CPU_VIEW_WIDTH 12
@ -19,11 +19,6 @@ typedef struct cpu_view {
/**
* Initializes a CPU view for a system RAM.
*
* @param interact
* @param ram
* @param x
* @param y
*/
CpuView *cv_init(CPU *cpu, int x, int y);

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@ -10,6 +10,7 @@
#include "program_view.h"
#include "keys.h"
#include "cpu_view.h"
#include "ppu_view.h"
void debugger_create_window() {
setenv("TERMINFO", "/usr/share/terminfo", 1);
@ -53,6 +54,7 @@ void debugger_uninit_interactive_windows(LinkedList *windows) {
void start_debugger(System *system) {
CpuView *cpu_view;
PpuView *ppu_view;
LinkedList interactive_windows;
InteractWindow *current_window;
@ -60,7 +62,8 @@ void start_debugger(System *system) {
interactive_windows = debugger_create_interactive_windows(system);
current_window = interactive_windows.current->data;
cpu_view = cv_init(&system->cpu, MEMORY_VIEW_WIDTH + PROGRAM_VIEW_WIDTH, 0);
cpu_view = cv_init(&system->cpu, 0, MEMORY_VIEW_HEIGHT);
ppu_view = ppv_init(&system->ppu, CPU_VIEW_WIDTH, MEMORY_VIEW_HEIGHT);
cursor_enable(&current_window->cursor);
@ -92,6 +95,7 @@ void start_debugger(System *system) {
debugger_uninit_interactive_windows(&interactive_windows);
cv_uninit(cpu_view);
ppv_uninit(ppu_view);
endwin();
}

50
debugger/ppu_view.c Normal file
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@ -0,0 +1,50 @@
//
// Created by william on 5/1/24.
//
#include <stdlib.h>
#include "ppu_view.h"
void ppv_print_line(PpuView *view, byte reg, int line, char *fmt) {
int reg_value = view->ppu->registers[reg];
window_print(view->window, 0, line, fmt);
for (int i = 0; i < 0x8; i++) {
byte mask = 0x80 >> i;
byte bit = (reg_value & mask) >> (8 - i - 1);
int print_offset = 10 + i;
if (i > 3) {
print_offset += 1;
}
window_print(view->window, print_offset, line, "%d", bit);
}
}
void ppv_print(PpuView *view) {
ppv_print_line(view, PPU_REGISTER_CTRL, 0, " CTRL:");
ppv_print_line(view, PPU_REGISTER_MASK, 1, " MASK:");
ppv_print_line(view, PPU_REGISTER_STATUS, 2, " STATUS:");
ppv_print_line(view, PPU_REGISTER_OAM_ADDR, 3, "OAM_ADDR:");
ppv_print_line(view, PPU_REGISTER_OAM_DATA, 4, "OAM_DATA:");
ppv_print_line(view, PPU_REGISTER_SCROLL, 5, " SCROLL:");
ppv_print_line(view, PPU_REGISTER_ADDR, 6, " ADDR:");
ppv_print_line(view, PPU_REGISTER_DATA, 7, " DATA:");
}
PpuView *ppv_init(PPU *ppu, int x, int y) {
PpuView *view = malloc(sizeof(PpuView));
view->window = malloc(sizeof(Window));
view->ppu = ppu;
window_init(view->window, x, y, PPU_VIEW_WIDTH, PPU_VIEW_HEIGHT, "PPU VIEW");
ppv_print(view);
return view;
}
void ppv_uninit(PpuView *view) {
free(view->window);
free(view);
}

23
debugger/ppu_view.h Normal file
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@ -0,0 +1,23 @@
//
// Created by william on 5/1/24.
//
#include "../include/ppu.h"
#include "window.h"
#ifndef NES_EMULATOR_PPU_VIEW_H
#define NES_EMULATOR_PPU_VIEW_H
#define PPU_VIEW_HEIGHT 14
#define PPU_VIEW_WIDTH 22
typedef struct ppu_view {
Window *window;
PPU *ppu;
} PpuView;
PpuView *ppv_init(PPU *ppu, int x, int y);
void ppv_uninit(PpuView *ppu_view);
#endif //NES_EMULATOR_PPU_VIEW_H