OpenGL:

- fix program crash when graphics card not support FBO;
WinPort:
- fix create console in Windows XP;

desmume/src/OGLRender.cpp

@@ -95,6 +95,7 @@ static bool isTranslucent;
 
 static u32 textureFormat=0, texturePalette=0;
 
+static char *extString = NULL;
 // ClearImage/Rear-plane (FBO)
 GLenum	oglClearImageTextureID[2] = {0};	// 0 - image, 1 - depth
 GLuint	oglClearImageBuffers = 0;
@@ -308,7 +309,6 @@ static void createShaders()
 		glGetShaderInfoLog == NULL)
 		NOSHADERS("Shaders aren't supported by your system.");*/
 
-	const char *extString = (const char*)glGetString(GL_EXTENSIONS);
 	if ((strstr(extString, "GL_ARB_shader_objects") == NULL) ||
 		(strstr(extString, "GL_ARB_vertex_shader") == NULL) ||
 		(strstr(extString, "GL_ARB_fragment_shader") == NULL))
@@ -366,12 +366,15 @@ static void OGLReset()
 //	memset(GPU_screenStencil,0,sizeof(GPU_screenStencil));
 	memset(GPU_screen3D,0,sizeof(GPU_screen3D));
 
+	if (!oglFBOdisabled)
+	{
 		memset(oglClearImageColor, 0, 256*192*sizeof(u32));
 		memset(oglClearImageDepth, 0, 256*192*sizeof(float));
 		memset(oglClearImageColorTemp, 0, 256*192*sizeof(u16));
 		memset(oglClearImageDepthTemp, 0, 256*192*sizeof(u16));
 		oglClearImageScrollOld = 0;
 	}
+}
 
 //static class OGLTexCacheUser : public ITexCacheUser
 //{
@@ -430,6 +433,8 @@ static char OGLInit(void)
 	for (u8 i = 0; i < 255; i++)
 		material_8bit_to_float[i] = (float)(i<<2)/255.f;
 
+	extString = (char*)glGetString(GL_EXTENSIONS);
+
 	expandFreeTextures();
 
 	glPixelStorei(GL_PACK_ALIGNMENT,8);
@@ -537,6 +542,11 @@ static char OGLInit(void)
 		gfx3d.state.invalidateToon = false;
 	}
 
+	// FBO
+	oglFBOdisabled = (strstr(extString, "GL_ARB_framebuffer_object") == NULL)?true:false;
+
+	if (!oglFBOdisabled)
+	{
 		// ClearImage/Rear-plane
 		glGenTextures (2, &oglClearImageTextureID[0]);
 		glActiveTexture(GL_TEXTURE2);
@@ -557,8 +567,7 @@ static char OGLInit(void)
 		glTexParameteri(GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE, GL_LUMINANCE);
 		glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, 256, 192, 0,  GL_DEPTH_COMPONENT, GL_FLOAT, NULL);
 
-	// FBO
-	oglFBOdisabled = false;
+		// FBO - init
 		glGenFramebuffersEXT(1, &oglClearImageBuffers);
 
 		glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, oglClearImageBuffers);
@@ -572,7 +581,7 @@ static char OGLInit(void)
 			INFO("Successfully created OpenGL Framebuffer object (FBO)\n");
 		else
 		{
-		INFO("Failed to created OpenGL Framebuffer object (FBO): ClearImage disabled\n");
+			INFO("Failed to created OpenGL Framebuffer objects (FBO): ClearImage emulation disabled\n");
 			oglFBOdisabled = true;
 		}
 
@@ -582,6 +591,9 @@ static char OGLInit(void)
 		oglClearImageColorTemp = new u16[256*192];
 		oglClearImageDepth = new float[256*192];
 		oglClearImageDepthTemp = new u16[256*192];
+	}
+	else
+		INFO("OpenGL: graphics card not supports Framebuffer objects (FBO) - ClearImage emulation disabled\n");
 
 	glActiveTexture(GL_TEXTURE0);
 
@@ -624,6 +636,8 @@ static void OGLClose()
 	glDeleteTextures(1, &oglToonTableTextureID);
 
 	// FBO
+	if (!oglFBOdisabled)
+	{
 		glDeleteTextures(2, &oglClearImageTextureID[0]);
 		glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
 		glDeleteFramebuffersEXT(1, &oglClearImageBuffers);
@@ -651,6 +665,7 @@ static void OGLClose()
 			delete [] oglClearImageDepthTemp;
 			oglClearImageDepthTemp = NULL;
 		}
+	}
 
 	ENDGL();
 }
@@ -952,6 +967,7 @@ static void GL_ReadFramebuffer()
 //			Harry Potter and the Order of the Phoenix
 static void oglClearImageFBO()
 {
+	if (oglFBOdisabled) return;
 	//printf("enableClearImage\n");
 	u16* clearImage = (u16*)MMU.texInfo.textureSlotAddr[2];
 	u16* clearDepth = (u16*)MMU.texInfo.textureSlotAddr[3];

desmume/src/windows/console.cpp

@@ -84,10 +84,9 @@ void OpenConsole()
 
 	//stdout is already connected to something. keep using it and dont let the console interfere
 	bool shouldRedirectStdout = fileType == FILE_TYPE_UNKNOWN;
-
-	//attach to an existing console (if we can; this is circuitous because AttachConsole wasnt added until XP)
-	//remember to abstract this late bound function notion if we end up having to do this anywhere else
 	bool attached = false;
+	if (!AllocConsole())
+	{
 		HMODULE lib = LoadLibrary("kernel32.dll");
 		if(lib)
 		{
@@ -95,26 +94,22 @@ void OpenConsole()
 			_TAttachConsole _AttachConsole  = (_TAttachConsole)GetProcAddress(lib,"AttachConsole");
 			if(_AttachConsole)
 			{
-			if(_AttachConsole(-1))
+				if(!_AttachConsole(-1)) 
+				{
+					FreeLibrary(lib);
+					return;
+				}
 				attached = true;
 			}
 			FreeLibrary(lib);
 		}
-
-	//if we failed to attach, then alloc a new console
-	if(!attached)
+	}
+	else
 	{
-		if (!AllocConsole()) return;
-
 		SetConsoleCP(GetACP());
 		SetConsoleOutputCP(GetACP());
 	}
 
-	//old console title:
-	//char buf[256] = {0};
-	//sprintf(buf,"CONSOLE - %s", EMU_DESMUME_NAME_AND_VERSION());
-	//SetConsoleTitle(TEXT(buf));
-
 	//newer and improved console title:
 	SetConsoleTitleW(SkipEverythingButProgramInCommandLine(GetCommandLineW()).c_str());