From 3b67df1b453bd3779a7dd224dcd098bf1bad9e84 Mon Sep 17 00:00:00 2001
From: "XTra.KrazzY" <XTra.KrazzY@gmail.com>
Date: Thu, 27 Nov 2008 12:13:15 +0000
Subject: [PATCH] Fixed saving states in OGL Linux.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1313 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 Source/Core/Core/Src/State.cpp                |  4 +--
 .../Plugins/Plugin_VideoOGL/Src/BPStructs.cpp |  3 +-
 .../Plugin_VideoOGL/Src/TextureMngr.cpp       | 18 +++++-----
 Source/Plugins/Plugin_VideoOGL/Src/main.cpp   | 36 ++++++++++++-------
 4 files changed, 37 insertions(+), 24 deletions(-)

diff --git a/Source/Core/Core/Src/State.cpp b/Source/Core/Core/Src/State.cpp
index 2dac44ddd8..12dbb7b043 100644
--- a/Source/Core/Core/Src/State.cpp
+++ b/Source/Core/Core/Src/State.cpp
@@ -70,8 +70,8 @@ void DoState(PointerWrap &p)
 		return;
 	}
 	// Begin with video plugin, so that it gets a chance to clear it's caches and writeback modified things to RAM
-    PluginVideo::Video_DoState(p.GetPPtr(), p.GetMode());
-    PluginDSP::DSP_DoState(p.GetPPtr(), p.GetMode());
+        PluginVideo::Video_DoState(p.GetPPtr(), p.GetMode());
+        PluginDSP::DSP_DoState(p.GetPPtr(), p.GetMode());
 	PowerPC::DoState(p);
 	HW::DoState(p);
 	CoreTiming::DoState(p);
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/BPStructs.cpp b/Source/Plugins/Plugin_VideoOGL/Src/BPStructs.cpp
index 0eabc01cf9..3a7ad113d3 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/BPStructs.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/BPStructs.cpp
@@ -93,7 +93,8 @@ void BPWritten(int addr, int changes, int newval)
                 glEnable(GL_CULL_FACE);
                 glFrontFace(bpmem.genMode.cullmode == 2 ? GL_CCW : GL_CW);
             }
-            else glDisable(GL_CULL_FACE);
+            else if(glIsEnabled(GL_CULL_FACE) == GL_TRUE)
+                   glDisable(GL_CULL_FACE);
 
             PixelShaderMngr::SetGenModeChanged();
         }
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/TextureMngr.cpp b/Source/Plugins/Plugin_VideoOGL/Src/TextureMngr.cpp
index cd212226a1..b2bee4b544 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/TextureMngr.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/TextureMngr.cpp
@@ -108,15 +108,17 @@ void TextureMngr::TCacheEntry::SetTextureParameters(TexMode0 &newmode)
 
 void TextureMngr::TCacheEntry::Destroy()
 {
+    if(!texture)
+        return;
     glDeleteTextures(1, &texture);
-	if (!isRenderTarget) {
-		if (!g_Config.bSafeTextureCache) {
-			u32 *ptr = (u32*)g_VideoInitialize.pGetMemoryPointer(addr + hashoffset * 4);
-			if (*ptr == hash)
-				*ptr = oldpixel;
-		}
-	}
-	texture = 0;
+    if (!isRenderTarget) {
+        if (!g_Config.bSafeTextureCache) {
+            u32 *ptr = (u32*)g_VideoInitialize.pGetMemoryPointer(addr + hashoffset * 4);
+            if (*ptr == hash)
+                *ptr = oldpixel;
+        }
+    }
+    texture = 0;
 } 
 
 void TextureMngr::Init()
diff --git a/Source/Plugins/Plugin_VideoOGL/Src/main.cpp b/Source/Plugins/Plugin_VideoOGL/Src/main.cpp
index c8d5e00693..48f155302a 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/main.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/main.cpp
@@ -228,19 +228,29 @@ void Video_Initialize(SVideoInitialize* _pVideoInitialize)
 }
 
 void Video_DoState(unsigned char **ptr, int mode) {
-
-	// Clear all caches that touch RAM
-	TextureMngr::Invalidate();
-	// DisplayListManager::Invalidate();
-
-	VertexLoaderManager::MarkAllDirty();
-
-	PointerWrap p(ptr, mode);
-	VideoCommon_DoState(p);
-	
-	// Refresh state.
-	if (mode == PointerWrap::MODE_READ)
-		BPReload();
+#ifdef _WIN32
+    if (!wglMakeCurrent(hDC,hRC)) {
+        PanicAlert("Can't Activate The GL Rendering Context for saving");
+        return false;
+    }
+#elif defined(OSX64)
+    cocoaGLMakeCurrent(GLWin.cocoaCtx,GLWin.cocoaWin);
+#else // Linux
+    glXMakeCurrent(GLWin.dpy, GLWin.win, GLWin.ctx);
+#endif
+        
+    // Clear all caches that touch RAM
+    TextureMngr::Invalidate();
+    // DisplayListManager::Invalidate();
+    
+    VertexLoaderManager::MarkAllDirty();
+    
+    PointerWrap p(ptr, mode);
+    VideoCommon_DoState(p);
+    
+    // Refresh state.
+    if (mode == PointerWrap::MODE_READ)
+        BPReload();
 }
 
 // This is called after Video_Initialize() from the Core