hello world

neo/tools/radiant/ZClip.cpp

@@ -0,0 +1,199 @@
+/*
+===========================================================================
+
+Doom 3 GPL Source Code
+Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 
+
+This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  
+
+Doom 3 Source Code is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Doom 3 Source Code is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.
+
+In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.
+
+If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
+
+===========================================================================
+*/
+
+#include "../../idlib/precompiled.h"
+#pragma hdrstop
+
+#include "qe3.h"
+#include "Radiant.h"
+
+#include "zclip.h"
+
+
+CZClip::CZClip()
+{	
+	LONG 
+	lSize = sizeof(m_bEnabled);
+	if (!LoadRegistryInfo("radiant_ZClipEnabled",	&m_bEnabled, &lSize))
+		m_bEnabled = false;
+
+	lSize = sizeof(m_iZClipTop);
+	if (!LoadRegistryInfo("radiant_ZClipTop",		&m_iZClipTop, &lSize))
+		m_iZClipTop = 64;
+
+	lSize = sizeof(m_iZClipBottom);
+	if (!LoadRegistryInfo("radiant_ZClipBottom",	&m_iZClipBottom, &lSize))
+		m_iZClipBottom = -64;
+
+	Legalise();
+}
+
+CZClip::~CZClip()
+{
+	// TODO: registry save
+
+	SaveRegistryInfo("radiant_ZClipEnabled", &m_bEnabled,		sizeof(m_bEnabled));
+	SaveRegistryInfo("radiant_ZClipTop",     &m_iZClipTop,		sizeof(m_iZClipTop));
+	SaveRegistryInfo("radiant_ZClipBottom",  &m_iZClipBottom,	sizeof(m_iZClipBottom));
+}
+
+void CZClip::Reset(void)
+{
+	m_iZClipTop		= 64;		// arb. starting values, but must be at least 64 apart
+	m_iZClipBottom	= -64;
+	m_bEnabled		= false;
+
+	Legalise();
+}
+
+
+int	CZClip::GetTop(void)
+{
+	return m_iZClipTop;
+}
+
+int CZClip::GetBottom(void)
+{
+	return m_iZClipBottom;
+}
+
+void CZClip::Legalise(void)
+{
+	// need swapping?
+	//
+	if (m_iZClipTop < m_iZClipBottom)
+	{
+		int iTemp = m_iZClipTop;
+					m_iZClipTop = m_iZClipBottom;
+								  m_iZClipBottom = iTemp;
+	}
+
+	// too close together?
+	//
+#define ZCLIP_MIN_SPACING 64
+
+	if (abs(m_iZClipTop - m_iZClipBottom) < ZCLIP_MIN_SPACING)
+		m_iZClipBottom = m_iZClipTop - ZCLIP_MIN_SPACING;
+}
+
+
+void CZClip::SetTop(int iNewZ)
+{
+	m_iZClipTop = iNewZ;
+
+	Legalise();		
+}
+
+void CZClip::SetBottom(int iNewZ)
+{
+	m_iZClipBottom = iNewZ;
+
+	Legalise();
+}
+
+bool CZClip::IsEnabled(void)
+{
+	return m_bEnabled;
+}
+
+
+bool CZClip::Enable(bool bOnOff)
+{
+	m_bEnabled = !m_bEnabled;
+	return IsEnabled();
+}
+
+#define ZCLIP_BAR_THICKNESS 8
+#define ZCLIP_ARROWHEIGHT (ZCLIP_BAR_THICKNESS*8)
+
+void CZClip::Paint(void)
+{
+	float	x, y;
+	int	xCam = z.width/4;	// hmmm, a rather unpleasant and obscure global name, but it was already called that so...
+
+	qglColor3f (ZCLIP_COLOUR);//1.0, 0.0, 1.0);
+
+	// draw TOP marker...
+	//
+	x = 0;
+	y = m_iZClipTop;
+
+	if (m_bEnabled)	
+		qglBegin(GL_QUADS);
+	else
+		qglBegin(GL_LINE_LOOP);
+
+	qglVertex3f (x-xCam,y,0);
+	qglVertex3f (x-xCam,y+ZCLIP_BAR_THICKNESS,0);
+	qglVertex3f (x+xCam,y+ZCLIP_BAR_THICKNESS,0);
+	qglVertex3f (x+xCam,y,0);
+	qglEnd ();
+
+	qglColor3f (ZCLIP_COLOUR_DIM);//0.8, 0.0, 0.8);
+
+	if (m_bEnabled)
+		qglBegin(GL_TRIANGLES);
+	else
+		qglBegin(GL_LINE_LOOP);	
+	qglVertex3f (x,(y+ZCLIP_BAR_THICKNESS),0);
+	qglVertex3f (x-xCam,(y+ZCLIP_BAR_THICKNESS)+(ZCLIP_ARROWHEIGHT/2),0);
+	qglVertex3f (x+xCam,(y+ZCLIP_BAR_THICKNESS)+(ZCLIP_ARROWHEIGHT/2),0);
+	qglEnd ();
+
+	// draw bottom marker...
+	//
+	qglColor3f (ZCLIP_COLOUR);//1.0, 0.0, 1.0);
+	x = 0;
+	y = m_iZClipBottom;
+
+	if (m_bEnabled)	
+		qglBegin(GL_QUADS);
+	else
+		qglBegin(GL_LINE_LOOP);
+	qglVertex3f (x-xCam,y,0);
+	qglVertex3f (x-xCam,y-ZCLIP_BAR_THICKNESS,0);
+	qglVertex3f (x+xCam,y-ZCLIP_BAR_THICKNESS,0);
+	qglVertex3f (x+xCam,y,0);
+	qglEnd ();
+
+	qglColor3f (ZCLIP_COLOUR_DIM);//0.8, 0.0, 0.8);
+
+	if (m_bEnabled)
+		qglBegin(GL_TRIANGLES);
+	else
+		qglBegin(GL_LINE_LOOP);	
+	qglVertex3f (x,(y-ZCLIP_BAR_THICKNESS),0);
+	qglVertex3f (x-xCam,(y-ZCLIP_BAR_THICKNESS)-(ZCLIP_ARROWHEIGHT/2),0);
+	qglVertex3f (x+xCam,(y-ZCLIP_BAR_THICKNESS)-(ZCLIP_ARROWHEIGHT/2),0);
+	qglEnd ();
+}
+
+
+///////////////// eof ///////////////////
+
+