SoDepthBufferElement.h Source File

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SoDepthBufferElement.h
1 #ifndef COIN_SODEPTHBUFFERELEMENT_H
2 #define COIN_SODEPTHBUFFERELEMENT_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/elements/SoElement.h>
28 #include <Inventor/elements/SoSubElement.h>
29 #include <Inventor/SbVec2f.h>
30
31 class COIN_DLL_API SoDepthBufferElement : public SoElement {
32 typedef SoElement inherited;
33 SO_ELEMENT_HEADER(SoDepthBufferElement);
34
35 public:
36 static void initClass(void);
37
38 enum DepthWriteFunction {
39 NEVER,
40 ALWAYS,
41 LESS,
42 LEQUAL,
43 EQUAL,
44 GEQUAL,
45 GREATER,
46 NOTEQUAL
47 };
48
49 static void set(SoState * state, SbBool test, SbBool write,
50 DepthWriteFunction function, SbVec2f range);
51
52 static void get(SoState * state, SbBool & test_out, SbBool & write_out,
53 DepthWriteFunction & function_out, SbVec2f & range_out);
54
55 static SbBool getTestEnable(SoState * state);
56 static SbBool getWriteEnable(SoState * state);
57 static DepthWriteFunction getFunction(SoState * state);
58 static SbVec2f getRange(SoState * state);
59
60 virtual void init(SoState * state);
61 virtual void push(SoState * state);
62 virtual void pop(SoState * state,
63 const SoElement * prevTopElement);
64
65 virtual SbBool matches(const SoElement * element) const;
66 virtual SoElement * copyMatchInfo(void) const;
67
68 protected:
69 virtual ~SoDepthBufferElement();
70
71 virtual void setElt(SbBool test, SbBool write,
72 DepthWriteFunction function, SbVec2f range);
73
74 SbBool test;
75 SbBool write;
76 DepthWriteFunction function;
77 SbVec2f range;
78
79 }; // SoDepthBufferElement
80
81 #endif // !COIN_SODEPTHBUFFERELEMENT_H
SbVec2f
The SbVec2f class is a 2 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec2f.h:39
SoElement::initClass
static void initClass(void)
Definition: SoElement.cpp:507
SoElement::matches
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:609
SoElement::push
virtual void push(SoState *state)
Definition: SoElement.cpp:570
SoElement
SoElement is the abstract base class for all elements.
Definition: SoElement.h:34
SoState
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
SoElement::init
virtual void init(SoState *state)
Definition: SoElement.cpp:553
SoElement::copyMatchInfo
virtual SoElement * copyMatchInfo(void) const =0
SoDepthBufferElement
The SoDepthBufferElement controls the depth buffer settings.
Definition: SoDepthBufferElement.h:31
SoElement::pop
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:585

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