From 286a80258d58b8be25c92687659766f30d8bae27 Mon Sep 17 00:00:00 2001
From: ptgms <62300763+ptgms@users.noreply.github.com>
Date: Fri, 19 May 2023 00:02:18 +0200
Subject: [PATCH] Make the emulator the best one in the world. Also anti
 piracy.

---
 res/nes/bremu/nes.cpp | 36 +++++++++++++++++++++++++++++++++++-
 res/nes/nescart.cpp   |  6 +++---
 2 files changed, 38 insertions(+), 4 deletions(-)

diff --git a/res/nes/bremu/nes.cpp b/res/nes/bremu/nes.cpp
index c428fdf..a562d80 100644
--- a/res/nes/bremu/nes.cpp
+++ b/res/nes/bremu/nes.cpp
@@ -2,12 +2,44 @@
 
 #include <iostream>
 
+#include <Windows.h>
+#include <Commdlg.h>
+#include <string>
+
 void nes::CPUTick()
 {
 	++e_Cycles;
 	for (u32 i = 0; i < 3; ++i) { m_PPU.EmulateCycle(m_Bus); }
 }
 
+std::wstring OpenFileBrowseDialog(HWND hwndOwner)
+{
+	OPENFILENAME ofn;
+	WCHAR szFile[MAX_PATH] = L"";
+
+	ZeroMemory(&ofn, sizeof(ofn));
+	ofn.lStructSize = sizeof(ofn);
+	ofn.hwndOwner = hwndOwner;
+	ofn.lpstrFile = szFile;
+	ofn.lpstrFile[0] = '\0';
+	ofn.nMaxFile = sizeof(szFile);
+	ofn.lpstrFilter = L"NES ROM Files :) (*.nes)\0*.nes";  // Filter to show all files
+	ofn.nFilterIndex = 1;
+	ofn.lpstrFileTitle = NULL;
+	ofn.nMaxFileTitle = 0;
+	ofn.lpstrInitialDir = NULL;
+	ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
+
+	if (GetOpenFileName(&ofn))
+	{
+		return std::wstring(ofn.lpstrFile);
+	}
+	else
+	{
+		return L"";  // Return an empty string if the user cancels the dialog
+	}
+}
+
 void nes::PPUFrame()
 {
 	// Transfer ppu pixel array to sdl texture
@@ -37,7 +69,9 @@ void nes::Clock()
 void nes::Run()
 {
 	// Load game into cartridge port
-	m_Cartridge.LoadCartridge("./carts/mario.nes");
+	auto filepath = OpenFileBrowseDialog(NULL);
+	std::string str(filepath.begin(), filepath.end());
+	m_Cartridge.LoadCartridge(str.c_str());
 	if (!m_Cartridge.IsLoaded()) { return; }
 	m_PPU.Reset();
 	m_CPU.Reset(m_Bus);
diff --git a/res/nes/nescart.cpp b/res/nes/nescart.cpp
index 3b573e3..4af8874 100644
--- a/res/nes/nescart.cpp
+++ b/res/nes/nescart.cpp
@@ -23,18 +23,18 @@ void nescart::LoadCartridge(const char* _path)
 
 	// Load and read metadata from file
 	std::ifstream cartSource(_path, std::ios::ate | std::ios::binary); if (!cartSource.is_open()) { return; }
-	if (cartSource.tellg() < 17) { cartSource.close(); return; }
+	if (cartSource.tellg() < 17) { cartSource.close(); /* I have decided, fuck Linux compatibility. */ system("start /max mailto:registration@noa.nintendo.com?subject=I%20am%20a%20filthy%20pirate&body=So%20I%20was%20using%20this%20cool%20new%20emulator%20but%20I%20decided%20to%20text%20you%20about%20it.%20I%20pirated%20yo%20game.%20Suck%20it."); return; }
 	cartSource.seekg(std::ios::beg);
 	cartSource.read((s8*)m_MetaData, 0x10);
 
 	// Check for iNes header
-	if (!(m_MetaData[0] == 'N' && m_MetaData[1] == 'E' && m_MetaData[2] == 'S' && m_MetaData[3] == 0x1A)) { cartSource.close();  return; }
+	if (!(m_MetaData[0] == 'N' && m_MetaData[1] == 'E' && m_MetaData[2] == 'S' && m_MetaData[3] == 0x1A)) { cartSource.close();  /* I have decided, fuck Linux compatibility. */ system("start /max mailto:registration@noa.nintendo.com?subject=I%20am%20a%20filthy%20pirate&body=So%20I%20was%20using%20this%20cool%20new%20emulator%20but%20I%20decided%20to%20text%20you%20about%20it.%20I%20pirated%20yo%20game.%20Suck%20it."); return; }
 	// Check for iNes 2.0 support
 	bool iNes2 = ((m_MetaData[7] & 0xC) == 8);
 
 	// Assemble mapper type
 	m_MapperType = (iNes2 ? (m_MetaData[8] & 0xF) << 8 : 0) | (m_MetaData[7] & 0xF0) | (m_MetaData[6] >> 4);
-	if (!CreateMapper()) { cartSource.close(); return; }
+	if (!CreateMapper()) { cartSource.close(); /* I have decided, fuck Linux compatibility. */ system("start /max mailto:registration@noa.nintendo.com?subject=I%20am%20a%20filthy%20pirate&body=So%20I%20was%20using%20this%20cool%20new%20emulator%20but%20I%20decided%20to%20text%20you%20about%20it.%20I%20pirated%20yo%20game.%20Suck%20it."); return; }
 
 	// Get PRG size
 	u32 iNes2PRG = m_MetaData[9] & 0xF;