Another fix for the linux device by zeitgeisty. Added another OpenGL Stencil extension.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@739 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CIrrDeviceLinux.cpp

@@ -104,8 +104,6 @@ CIrrDeviceLinux::~CIrrDeviceLinux()
 		XFree(StdHints);
 	if (display)
 	{
-		//os::Printer::log("Deleting window...", ELL_INFORMATION);
-
 		#ifdef _IRR_COMPILE_WITH_OPENGL_
 		if (Context)
 		{
@@ -591,7 +589,8 @@ bool CIrrDeviceLinux::createWindow(const core::dimension2d<s32>& windowSize,
 			ZPixmap, 0, 0, Width, Height,
 			BitmapPad(display), 0);
 
-		SoftwareImage->data = new char[SoftwareImage->bytes_per_line * SoftwareImage->height];
+		// use malloc because X will free it later on
+		SoftwareImage->data = (char*) malloc(SoftwareImage->bytes_per_line * SoftwareImage->height * sizeof(char));
 	} 
 
 	XFree(visual);

source/Irrlicht/COpenGLExtensionHandler.h

@@ -725,6 +725,7 @@ class COpenGLExtensionHandler
 	void extGlGenRenderbuffers(GLsizei n, GLuint *renderbuffers);
 	void extGlRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
 	void extGlFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
+	void extGlActiveStencilFace(GLenum face);
 
 	protected:
 	// the global feature array
@@ -785,6 +786,7 @@ class COpenGLExtensionHandler
 		PFNGLGENRENDERBUFFERSEXTPROC pGlGenRenderbuffersEXT;
 		PFNGLRENDERBUFFERSTORAGEEXTPROC pGlRenderbufferStorageEXT;
 		PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC pGlFramebufferRenderbufferEXT;
+		PFNGLACTIVESTENCILFACEEXTPROC pGlActiveStencilFaceEXT;
 	#endif
 };
 
@@ -1305,6 +1307,18 @@ inline void COpenGLExtensionHandler::extGlFramebufferRenderbuffer(GLenum target,
 #endif
 }
 
+inline void COpenGLExtensionHandler::extGlActiveStencilFace(GLenum face)
+{
+#ifdef _IRR_OPENGL_USE_EXTPOINTER_
+	if (pGlActiveStencilFaceEXT)
+		pGlActiveStencilFaceEXT(face);
+#elif defined(GL_EXT_stencil_two_side)
+	glActiveStencilFaceEXT(face);
+#else
+	os::Printer::log("glActiveStencilFace not supported", ELL_ERROR);
+#endif
+}
+
 
 }
 }