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b311480e | 1 | // Created on: 2011-09-20 |
2 | // Created by: Sergey ZERCHANINOV | |
973c2be1 | 3 | // Copyright (c) 2011-2014 OPEN CASCADE SAS |
b311480e | 4 | // |
973c2be1 | 5 | // This file is part of Open CASCADE Technology software library. |
b311480e | 6 | // |
d5f74e42 | 7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
11 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 12 | // |
973c2be1 | 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. | |
b311480e | 15 | |
2166f0fa SK |
16 | #ifndef _OpenGl_Window_Header |
17 | #define _OpenGl_Window_Header | |
18 | ||
3695b8c2 | 19 | #include <OpenGl_GlCore11.hxx> |
2166f0fa | 20 | #include <InterfaceGraphic_Aspect.hxx> |
58655684 | 21 | #include <OpenGl_Caps.hxx> |
2166f0fa | 22 | |
2166f0fa | 23 | #include <Handle_OpenGl_Context.hxx> |
3695b8c2 | 24 | #include <Handle_OpenGl_Window.hxx> |
25b97fac | 25 | #include <Handle_OpenGl_GraphicDriver.hxx> |
3695b8c2 | 26 | |
27 | #include <MMgt_TShared.hxx> | |
2166f0fa | 28 | |
a2e4f780 | 29 | #if defined(__APPLE__) |
30 | #import <TargetConditionals.h> | |
31 | #endif | |
32 | ||
33 | #if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE | |
34 | #ifdef __OBJC__ | |
35 | @class UIView; | |
36 | #else | |
37 | struct UIView; | |
38 | #endif | |
39 | #endif | |
40 | ||
2166f0fa SK |
41 | //! This class represents low-level wrapper over window with GL context. |
42 | //! The window itself should be provided to constructor. | |
43 | class OpenGl_Window : public MMgt_TShared | |
44 | { | |
45 | public: | |
46 | ||
47 | //! Main constructor - prepare GL context for specified window. | |
25b97fac | 48 | OpenGl_Window (const Handle(OpenGl_GraphicDriver)& theDriver, |
2166f0fa | 49 | const CALL_DEF_WINDOW& theCWindow, |
5e27df78 | 50 | Aspect_RenderingContext theGContext, |
58655684 | 51 | const Handle(OpenGl_Caps)& theCaps, |
5e27df78 | 52 | const Handle(OpenGl_Context)& theShareCtx); |
2166f0fa SK |
53 | |
54 | //! Destructor | |
55 | virtual ~OpenGl_Window(); | |
56 | ||
57 | //! Resizes the window. | |
58 | void Resize (const CALL_DEF_WINDOW& theCWindow); | |
59 | ||
60 | //! Reads depth component for current scene into specified buffer. | |
61 | void ReadDepths (const Standard_Integer theX, const Standard_Integer theY, | |
62 | const Standard_Integer theWidth, const Standard_Integer theHeight, | |
63 | float* theDepths); | |
64 | ||
65 | void SetBackgroundColor (const Standard_ShortReal theR, | |
66 | const Standard_ShortReal theG, | |
67 | const Standard_ShortReal theB); | |
68 | ||
2166f0fa SK |
69 | Standard_Integer Width() const { return myWidth; } |
70 | Standard_Integer Height() const { return myHeight; } | |
71 | const TEL_COLOUR& BackgroundColor() const { return myBgColor; } | |
2166f0fa SK |
72 | |
73 | const Handle(OpenGl_Context)& GetGlContext() const { return myGlContext; } | |
74 | ||
2166f0fa SK |
75 | protected: |
76 | ||
77 | //! Activates GL context and setup viewport. | |
78 | void Init(); | |
79 | ||
80 | //! Makes GL context for this window active in current thread | |
81 | virtual Standard_Boolean Activate(); | |
82 | ||
83 | void EnableFeatures() const; | |
84 | void DisableFeatures() const; | |
85 | ||
2166f0fa SK |
86 | protected: |
87 | ||
2166f0fa | 88 | Handle(OpenGl_Context) myGlContext; |
2166f0fa | 89 | Standard_Boolean myOwnGContext; //!< set to TRUE if GL context was not created by this class |
a2e4f780 | 90 | #if defined(__APPLE__) |
91 | #if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE | |
92 | UIView* myUIView; | |
93 | #endif | |
94 | Standard_Integer myWidthPt; //!< window width in logical units | |
95 | Standard_Integer myHeightPt; //!< window height in logical units | |
96 | #endif | |
97 | Standard_Integer myWidth; //!< window width in pixels | |
98 | Standard_Integer myHeight; //!< window height in pixels | |
73192b37 | 99 | TEL_COLOUR myBgColor; //!< background color |
2166f0fa | 100 | |
f978241f | 101 | Standard_Integer mySwapInterval;//!< last assigned swap interval (VSync) for this window |
102 | ||
2166f0fa SK |
103 | public: |
104 | ||
ec357c5c | 105 | DEFINE_STANDARD_RTTI(OpenGl_Window, MMgt_TShared) // Type definition |
1c35b92f | 106 | DEFINE_STANDARD_ALLOC |
2166f0fa SK |
107 | |
108 | }; | |
109 | ||
110 | #endif //_OpenGl_Window_Header |