2007-11-04 03:34:51 +00:00
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/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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//
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// bkgrnd2d Plugin
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//
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// Code by reyalP aka Reed Mideke
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//
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// Based on spritemodel source code by hydra
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//
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#include "plugin.h"
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class CBackgroundImage {
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private:
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qtexture_t *m_tex;
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VIEWTYPE m_vt;
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// which components of a vec3_t correspond to x and y in the image
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unsigned m_ix,m_iy;
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public:
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CBackgroundImage(VIEWTYPE vt);
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// ~CBackgroundImage();
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float m_alpha; // vertex alpha
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bool m_bActive;
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// x and y axis are in relation to the screen, not world, making rendering
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// the same for each view type. Whoever sets them is responsible for
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// shuffling.
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// units are world units.
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// TODO should be private
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float m_xmin,m_ymin,m_xmax,m_ymax;
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// load file, create new tex, cleanup old tex, set new tex
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bool Load(const char *filename);
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void Cleanup(); // free texture, free tex, set make tex NULL
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bool SetExtentsMM(); // set extents by ET mapcoordsmaxs/mapcoordsmins
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bool SetExtentsSel(); // set extents by selection
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void Render();
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bool Valid() { return (m_tex && (m_xmin != m_xmax) && (m_ymin != m_ymax)); }
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};
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class CBackgroundRender : public IGL2DWindow {
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public:
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CBackgroundRender();
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virtual ~CBackgroundRender();
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protected:
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int refCount;
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public:
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// IGL2DWindow IGL3DWindow interface
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void IncRef() { refCount++; }
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void DecRef() { refCount--; if (refCount <= 0) delete this; }
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void Draw2D( VIEWTYPE vt );
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void Register();
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};
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extern CBackgroundImage backgroundXY,backgroundXZ,backgroundYZ;
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extern CBackgroundRender render;
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