Function glFramebufferDrawBufferEXT

server/faker-gl.cpp:294–336

void glFramebufferDrawBufferEXT(GLuint framebuffer, GLenum mode)
{
	if(faker::getOGLExcludeCurrent() || faker::getEGLXContextCurrent())
	{
		_glFramebufferDrawBufferEXT(framebuffer, mode);
		return;
	}

	TRY();

	/////////////////////////////////////////////////////////////////////////////
	OPENTRACE(glFramebufferDrawBufferEXT);  PRARGI(framebuffer);  PRARGX(mode);
	STARTTRACE();
	/////////////////////////////////////////////////////////////////////////////

	faker::VirtualWin *vw = NULL;
	int before = -1, after = -1, rbefore = -1, rafter = -1;
	GLXDrawable drawable = 0;

	if(framebuffer == 0 && (drawable = backend::getCurrentDrawable()) != 0
		&& (vw = WINHASH.find(NULL, drawable)) != NULL)
	{
		before = DrawingToFront();
		rbefore = DrawingToRight();
		backend::namedFramebufferDrawBuffer(framebuffer, mode, true);
		after = DrawingToFront();
		rafter = DrawingToRight();
		if(before && !after) vw->dirty = true;
		if(rbefore && !rafter && vw->isStereo()) vw->rdirty = true;
	}
	else backend::namedFramebufferDrawBuffer(framebuffer, mode, true);

	/////////////////////////////////////////////////////////////////////////////
	STOPTRACE();
	if(drawable && vw)
	{
		PRARGI(vw->dirty);  PRARGI(vw->rdirty);  PRARGX(vw->getGLXDrawable());
	}
	CLOSETRACE();
	/////////////////////////////////////////////////////////////////////////////

	CATCH();
}


void glFramebufferDrawBuffersEXT(GLuint framebuffer, GLsizei n,