begin work on wxWidgets+SDL interface

Windows crapo ditched
2025-07-23 06:10:03 -06:00 · 2017-03-19 18:43:01 +01:00
parent 8a4ed8f41c
commit 5a061bc638
5 changed files with 302 additions and 273 deletions
--- a/src/wx/main.cpp
+++ b/src/wx/main.cpp
@ -0,0 +1,167 @@
+/*
+    Copyright 2016-2017 StapleButter
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#include "../types.h"
+#include "main.h"
+#include "../version.h"
+#include "../NDS.h"
+#include "../GPU.h"
+
+
+wxIMPLEMENT_APP(wxApp_melonDS);
+
+
+bool wxApp_melonDS::OnInit()
+{
+    if (SDL_Init(SDL_INIT_EVERYTHING) < 0)
+    {
+        printf("SDL shat itself :(\n");
+        return 1;
+    }
+
+    printf("melonDS " MELONDS_VERSION "\n" MELONDS_URL "\n");
+
+    MainFrame* melon = new MainFrame();
+    melon->Show(true);
+
+    return true;
+}
+
+
+wxBEGIN_EVENT_TABLE(MainFrame, wxFrame)
+    EVT_MENU(ID_OPENROM, MainFrame::OnOpenROM)
+    EVT_PAINT(MainFrame::OnPaint)
+wxEND_EVENT_TABLE()
+
+
+MainFrame::MainFrame()
+    : wxFrame(NULL, wxID_ANY, "melonDS")
+{
+    wxMenu* filemenu = new wxMenu();
+    filemenu->Append(ID_OPENROM, "Open ROM...");
+    filemenu->AppendSeparator();
+    filemenu->Append(ID_EXIT, "Quit");
+
+    wxMenu* systemmenu = new wxMenu();
+    systemmenu->Append(ID_RUN, "Run");
+    systemmenu->Append(ID_PAUSE, "Pause");
+    systemmenu->AppendSeparator();
+    systemmenu->Append(ID_RESET, "Reset");
+
+    wxMenuBar* melonbar = new wxMenuBar();
+    melonbar->Append(filemenu, "File");
+    melonbar->Append(systemmenu, "System");
+
+    SetMenuBar(melonbar);
+
+    SetClientSize(256, 384);
+
+    emumutex = new wxMutex();
+    emucond = new wxCondition(*emumutex);
+
+    emuthread = new EmuThread(this, emumutex, emucond);
+    if (emuthread->Run() != wxTHREAD_NO_ERROR)
+    {
+        printf("thread shat itself :( giving up now\n");
+        delete emuthread;
+        return;
+    }
+
+    sdlwin = SDL_CreateWindowFrom(GetHandle());
+
+    sdlrend = SDL_CreateRenderer(sdlwin, -1, SDL_RENDERER_ACCELERATED); // SDL_RENDERER_PRESENTVSYNC
+    sdltex = SDL_CreateTexture(sdlrend, SDL_PIXELFORMAT_RGBA32, SDL_TEXTUREACCESS_STREAMING, 256, 384);
+}
+
+void MainFrame::OnOpenROM(wxCommandEvent& event)
+{
+    NDS::Init();
+
+    emuthread->EmuStatus = 1;
+    emumutex->Lock();
+    emucond->Signal();
+    emumutex->Unlock();
+}
+
+void MainFrame::OnPaint(wxPaintEvent& event)
+{
+    /*wxPaintDC dc(this);
+    wxGraphicsContext* gc = wxGraphicsContext::Create(dc);
+    if (!gc) return;
+
+    //
+
+    delete gc;*/
+}
+
+
+EmuThread::EmuThread(MainFrame* parent, wxMutex* mutex, wxCondition* cond)
+    : wxThread(wxTHREAD_JOINABLE)
+{
+    this->parent = parent;
+    this->mutex = mutex;
+    this->cond = cond;
+
+    EmuStatus = 2;
+}
+
+EmuThread::~EmuThread()
+{
+}
+
+wxThread::ExitCode EmuThread::Entry()
+{
+    mutex->Lock();
+
+    for (;;)
+    {
+        cond->Wait();
+
+        if (EmuStatus == 0)
+            break;
+
+        while (EmuStatus == 1)
+        {
+            NDS::RunFrame();
+
+            SDL_Event evt;
+            while (SDL_PollEvent(&evt))
+            {
+                if (evt.type == SDL_KEYDOWN)
+                    printf("key down %d %d\n", evt.key.keysym.scancode, evt.key.keysym.sym);
+
+                if (evt.type == SDL_MOUSEBUTTONDOWN)
+                    printf("mouse down\n");
+                if (evt.type == SDL_MOUSEBUTTONUP)
+                    printf("mouse up\n");
+            }
+
+            void* pixels; int zorp;
+            SDL_LockTexture(parent->sdltex, NULL, &pixels, &zorp);
+            memcpy(pixels, GPU::Framebuffer, 256*384*4);
+            SDL_UnlockTexture(parent->sdltex);
+
+            SDL_SetRenderTarget(parent->sdlrend, parent->sdltex);
+            SDL_RenderClear(parent->sdlrend);
+            SDL_RenderCopy(parent->sdlrend, parent->sdltex, NULL, NULL);
+            SDL_RenderPresent(parent->sdlrend);
+        }
+    }
+
+    return (wxThread::ExitCode)0;
+}