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109 lines
3.0 KiB
C++
109 lines
3.0 KiB
C++
// Filename: graphicsChannel.h
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// Created by: mike (09Jan97)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef GRAPHICSCHANNEL_H
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#define GRAPHICSCHANNEL_H
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#include "pandabase.h"
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#include "graphicsLayer.h"
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#include "typedReferenceCount.h"
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#include "pointerTo.h"
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#include "pmutex.h"
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#include "ordered_vector.h"
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#include "indirectLess.h"
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class GraphicsChannel;
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class GraphicsPipe;
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class GraphicsOutput;
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class CullHandler;
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////////////////////////////////////////////////////////////////////
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// Class : GraphicsChannel
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// Description : This represents a single hardware output. Typically
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// there is exactly one channel per GraphicsOutput, but
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// some implementations (e.g. SGI) support potentially
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// several different video channel ports connected to
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// different parts within a window.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA GraphicsChannel : public TypedReferenceCount {
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protected:
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GraphicsChannel();
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public:
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GraphicsChannel(GraphicsOutput *window);
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private:
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GraphicsChannel(const GraphicsChannel ©);
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void operator = (const GraphicsChannel ©);
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PUBLISHED:
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virtual ~GraphicsChannel();
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GraphicsLayer *make_layer(int sort = 0);
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bool remove_layer(GraphicsLayer *layer);
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bool move_layer(GraphicsLayer *layer, int sort);
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int get_num_layers() const;
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GraphicsLayer *get_layer(int index) const;
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GraphicsOutput *get_window() const;
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GraphicsPipe *get_pipe() const;
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void set_active(bool active);
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INLINE bool is_active() const;
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public:
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virtual void window_resized(int x_size, int y_size);
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private:
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void win_display_regions_changed();
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protected:
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Mutex _lock;
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GraphicsOutput *_window;
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bool _is_active;
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typedef ov_multiset< PT(GraphicsLayer), IndirectLess<GraphicsLayer> > GraphicsLayers;
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GraphicsLayers _layers;
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private:
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GraphicsLayers::iterator find_layer(GraphicsLayer *layer);
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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TypedReferenceCount::init_type();
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register_type(_type_handle, "GraphicsChannel",
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TypedReferenceCount::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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friend class GraphicsOutput;
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friend class GraphicsLayer;
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};
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#include "graphicsChannel.I"
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#endif /* GRAPHICSCHANNEL_H */
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