From cbdcb536bf818d0313c9ac6a61c7783b494c300b Mon Sep 17 00:00:00 2001
From: nakeee <nakeee@gmail.com>
Date: Thu, 18 Dec 2008 10:52:06 +0000
Subject: [PATCH] WXGL window

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1581 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 Source/Plugins/Plugin_VideoOGL/Src/SConscript |   5 +-
 .../Plugin_VideoOGL/Src/WXGLWindow.cpp        | 101 ++++++++++++++++++
 .../Plugins/Plugin_VideoOGL/Src/WXGLWindow.h  |  34 ++++++
 3 files changed, 139 insertions(+), 1 deletion(-)
 create mode 100644 Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.cpp
 create mode 100644 Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.h

diff --git a/Source/Plugins/Plugin_VideoOGL/Src/SConscript b/Source/Plugins/Plugin_VideoOGL/Src/SConscript
index 288db7fc52..aa2aaa3d37 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/SConscript
+++ b/Source/Plugins/Plugin_VideoOGL/Src/SConscript
@@ -105,7 +105,10 @@ if gfxenv['HAVE_SDL']:
 	files += [
 		'SDLWindow.cpp',
 		]
-
+if gfxenv['USE_WX']:
+	files += [
+		'WXGLWindow.cpp',
+		]
 # Sanity check
 if gfxenv['USE_WX'] and not gfxenv['HAVE_WX']:
     print "Must have wx to use wxgl"
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.cpp b/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.cpp
new file mode 100644
index 0000000000..a14d4e669a
--- /dev/null
+++ b/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.cpp
@@ -0,0 +1,101 @@
+#include "WXGLWindow.h"
+
+void WXGLWindow::SwapBuffers() {
+    glCanvas->SwapBuffers();
+}
+
+void WXGLWindow::SetWindowText(const char *text) {
+    frame->SetTitle(wxString::FromAscii(text));
+}
+
+bool WXGLWindow::PeekMessages() {
+    // TODO implmenent
+    return false;
+}
+
+void WXGLWindow::Update() {
+    float FactorW  = 640.0f / (float)GetWidth();
+    float FactorH  = 480.0f / (float)GetHeight();
+    float Max = (FactorW < FactorH) ? FactorH : FactorW;
+    //AR = (float)nBackbufferWidth / (float)nBackbufferHeight;
+
+    if (g_Config.bStretchToFit) {
+	MValueX = 1;
+	MValueY = 1;
+        nXoff = 0;
+        nYoff = 0;
+    } else {
+        MValueX = 1.0f / Max;
+        MValueY = 1.0f / Max;
+        nXoff = (int)((GetWidth() - (640 * MValueX)) / 2);
+        nYoff = (int)((GetHeight() - (480 * MValueY)) / 2);
+    }
+}
+
+bool WXGLWindow::MakeCurrent() {
+    glCanvas->SetCurrent(*glCtxt);
+    return true;
+}
+    
+WXGLWindow::~WXGLWindow() {
+    delete glCanvas;
+    delete frame;
+}
+
+WXGLWindow::WXGLWindow(int _iwidth, int _iheight) {
+    int _twidth,  _theight;
+    if(g_Config.bFullscreen) {
+        if(strlen(g_Config.iFSResolution) > 1) {
+            sscanf(g_Config.iFSResolution, "%dx%d", &_twidth, &_theight);
+        } else {// No full screen reso set, fall back to default reso
+            _twidth = _iwidth;
+            _theight = _iheight;
+        }
+    } else {// Going Windowed
+        if(strlen(g_Config.iWindowedRes) > 1) {
+            sscanf(g_Config.iWindowedRes, "%dx%d", &_twidth, &_theight);
+        } else {// No Window reso set, fall back to default
+            _twidth = _iwidth;
+            _theight = _iheight;
+        }
+    }
+
+    SetSize(_iwidth, _theight);
+
+    float FactorW  = 640.0f / (float)_twidth;
+    float FactorH  = 480.0f / (float)_theight;
+    float Max = (FactorW < FactorH) ? FactorH : FactorW;
+    
+    if(g_Config.bStretchToFit) {
+	MValueX = 1.0f / FactorW;
+	MValueY = 1.0f / FactorH;
+	nXoff = 0;
+	nYoff = 0;
+    } else {
+	MValueX = 1.0f / Max;
+	MValueY = 1.0f / Max;
+	nXoff = (int)((_twidth - (640 * MValueX)) / 2);
+	nYoff = (int)((_theight - (480 * MValueY)) / 2);
+    }
+
+    int args[] = {WX_GL_RGBA, WX_GL_DOUBLEBUFFER, WX_GL_DEPTH_SIZE, 16, 0};
+
+    wxSize size(GetWidth(), GetHeight());
+    if (!g_Config.renderToMainframe || 
+        g_VideoInitialize.pWindowHandle == NULL) {
+        frame = new wxFrame((wxWindow *)g_VideoInitialize.pWindowHandle, 
+                                  -1, _("Dolphin"), wxPoint(0,0), size);
+    } else {
+        frame = new wxFrame((wxWindow *)NULL, 
+                                  -1, _("Dolphin"), wxPoint(0,0), size);
+    }
+    glCanvas = new wxGLCanvas(frame, wxID_ANY, args,
+                                    wxPoint(0,0), size, wxSUNKEN_BORDER);
+    glCtxt = new wxGLContext(glCanvas);
+
+    frame->Show(TRUE);
+    glCanvas->Show(TRUE);
+
+    glCanvas->SetCurrent(*glCtxt);
+}
+
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.h b/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.h
new file mode 100644
index 0000000000..2a1f6badfe
--- /dev/null
+++ b/Source/Plugins/Plugin_VideoOGL/Src/WXGLWindow.h
@@ -0,0 +1,34 @@
+#ifndef _WXGLWINDOW_H
+#define _WXGLWINDOW_H
+
+#include "GLWindow.h"
+#include <GL/glew.h>
+#include "wx/wx.h"
+#include "wx/glcanvas.h"
+
+#include <GL/gl.h>
+
+class WXGLWindow : public GLWindow 
+{
+private:
+    wxGLCanvas *glCanvas;
+    wxFrame *frame;
+    wxGLContext *glCtxt;
+
+public:
+
+    int nXoff, nYoff; // screen offset
+    // Since it can Stretch to fit Window, we need two different multiplication values
+    float MValueX, MValueY; 
+
+    virtual void SwapBuffers();
+    virtual void SetWindowText(const char *text);
+    virtual bool PeekMessages();
+    virtual void Update();
+    virtual bool MakeCurrent();
+    
+    ~WXGLWindow();
+    WXGLWindow(int _iwidth, int _iheight);
+
+};
+#endif