vmap/contrib/prtview/portals.h

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2020-11-17 11:16:16 +00:00
/*
PrtView plugin for GtkRadiant
Copyright (C) 2001 Geoffrey Dewan, Loki software and qeradiant.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _PORTALS_H_
#define _PORTALS_H_
#include <glib.h>
#include "irender.h"
#include "renderable.h"
#include "math/vector.h"
class CBspPoint {
public:
float p[3];
};
class CBspPortal {
public:
CBspPortal();
~CBspPortal();
protected:
public:
CBspPoint center;
unsigned point_count;
CBspPoint *point;
CBspPoint *inner_point;
float fp_color_random[4];
float min[3];
float max[3];
float dist;
bool hint;
bool Build(char *def);
};
#ifdef PATH_MAX
const int PRTVIEW_PATH_MAX = PATH_MAX;
#else
const int PRTVIEW_PATH_MAX = 260;
#endif
typedef guint32 PackedColour;
#define RGB(r, g, b) ( (guint32)( ( (guint8) ( r ) | ( (guint16) ( g ) << 8 ) ) | ( ( (guint32) (guint8) ( b ) ) << 16 ) ) )
#define GetRValue(rgb) ( (guint8)( rgb ) )
#define GetGValue(rgb) ( (guint8)( ( (guint16)( rgb ) ) >> 8 ) )
#define GetBValue(rgb) ( (guint8)( ( rgb ) >> 16 ) )
class CPortals {
public:
CPortals();
~CPortals();
protected:
public:
void Load(); // use filename in fn
void Purge();
void FixColors();
char fn[PRTVIEW_PATH_MAX];
int zbuffer;
int polygons;
int lines;
bool show_3d;
bool aa_3d;
bool fog;
PackedColour color_3d;
float width_3d; // in 8'ths
float fp_color_3d[4];
PackedColour color_fog;
float fp_color_fog[4];
float trans_3d;
float clip_range;
bool clip;
bool show_2d;
bool aa_2d;
PackedColour color_2d;
float width_2d; // in 8'ths
float fp_color_2d[4];
CBspPortal *portal;
int *portal_sort;
bool hint_flags;
// CBspNode *node;
unsigned int node_count;
unsigned int portal_count;
};
class CubicClipVolume {
public:
Vector3 cam, min, max;
};
class CPortalsDrawSolid : public OpenGLRenderable {
public:
mutable CubicClipVolume clip;
void render(RenderStateFlags state) const;
};
class CPortalsDrawSolidOutline : public OpenGLRenderable {
public:
mutable CubicClipVolume clip;
void render(RenderStateFlags state) const;
};
class CPortalsDrawWireframe : public OpenGLRenderable {
public:
void render(RenderStateFlags state) const;
};
class CPortalsRender : public Renderable {
public:
CPortalsDrawSolid m_drawSolid;
CPortalsDrawSolidOutline m_drawSolidOutline;
CPortalsDrawWireframe m_drawWireframe;
void renderSolid(Renderer &renderer, const VolumeTest &volume) const;
void renderWireframe(Renderer &renderer, const VolumeTest &volume) const;
};
extern CPortals portals;
extern CPortalsRender render;
void Portals_constructShaders();
void Portals_destroyShaders();
void Portals_shadersChanged();
#endif // _PORTALS_H_