Haiku: Add in public GL kit headers
* These make up the base of what C++ GL Haiku applications use for 3D rendering. * Not placed in includes/GL to prevent Haiku headers from getting installed on non-Haiku systems. Acked-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Alexander von Gluck IV
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/*
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* Copyright 2006, Philippe Houdoin. All rights reserved.
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* Distributed under the terms of the MIT License.
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* This header defines BGLRenderer, the base class making up
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* the Haiku GL renderer add-ons (essentially selfcontained C++
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* shared libraries that do the actual rendering such as
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* libswpipe.so and libswrast.so)
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*/
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#ifndef GLRENDERER_H
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#define GLRENDERER_H
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#include <BeBuild.h>
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#include <GLView.h>
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class BGLDispatcher;
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class GLRendererRoster;
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typedef unsigned long renderer_id;
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class BGLRenderer
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{
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// Private unimplemented copy constructors
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BGLRenderer(const BGLRenderer &);
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BGLRenderer & operator=(const BGLRenderer &);
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public:
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BGLRenderer(BGLView *view, ulong bgl_options,
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BGLDispatcher *dispatcher);
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virtual ~BGLRenderer();
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void Acquire();
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void Release();
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virtual void LockGL();
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virtual void UnlockGL();
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virtual void SwapBuffers(bool VSync = false);
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virtual void Draw(BRect updateRect);
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virtual status_t CopyPixelsOut(BPoint source, BBitmap *dest);
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virtual status_t CopyPixelsIn(BBitmap *source, BPoint dest);
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virtual void FrameResized(float width, float height);
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virtual void DirectConnected(direct_buffer_info *info);
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virtual void EnableDirectMode(bool enabled);
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inline int32 ReferenceCount() const { return fRefCount; };
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inline ulong Options() const { return fOptions; };
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inline BGLView* GLView() { return fView; };
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inline BGLDispatcher* GLDispatcher() { return fDispatcher; };
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private:
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friend class GLRendererRoster;
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virtual status_t _Reserved_Renderer_0(int32, void *);
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virtual status_t _Reserved_Renderer_1(int32, void *);
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virtual status_t _Reserved_Renderer_2(int32, void *);
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virtual status_t _Reserved_Renderer_3(int32, void *);
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virtual status_t _Reserved_Renderer_4(int32, void *);
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volatile int32 fRefCount; // How much we're still usefull?
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BGLView* fView; // Never forget who is the boss!
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ulong fOptions; // Keep that tune in memory
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BGLDispatcher* fDispatcher;// Our personal GL API call dispatcher
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GLRendererRoster* fOwningRoster;
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renderer_id fID;
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};
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extern "C" _EXPORT BGLRenderer* instantiate_gl_renderer(BGLView *view, ulong options, BGLDispatcher *dispatcher);
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#endif // GLRENDERER_H
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/*
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* Copyright 2008-2013, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*
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* This header defines BGLView, the base class making up
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* the Haiku GL Kit.
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*
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*/
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#ifndef BGLVIEW_H
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#define BGLVIEW_H
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#include <GL/gl.h>
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#define BGL_RGB 0
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#define BGL_INDEX 1
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#define BGL_SINGLE 0
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#define BGL_DOUBLE 2
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#define BGL_DIRECT 0
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#define BGL_INDIRECT 4
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#define BGL_ACCUM 8
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#define BGL_ALPHA 16
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#define BGL_DEPTH 32
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#define BGL_OVERLAY 64
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#define BGL_UNDERLAY 128
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#define BGL_STENCIL 512
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#ifdef __cplusplus
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#include <AppKit.h>
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#include <Bitmap.h>
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#include <DirectWindow.h>
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#include <View.h>
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#include <Window.h>
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#include <WindowScreen.h>
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struct glview_direct_info;
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class BGLRenderer;
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class GLRendererRoster;
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class BGLView : public BView {
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public:
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BGLView(BRect rect, const char* name,
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ulong resizingMode, ulong mode,
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ulong options);
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virtual ~BGLView();
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void LockGL();
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void UnlockGL();
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void SwapBuffers();
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void SwapBuffers(bool vSync);
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BView* EmbeddedView(); // deprecated, returns NULL
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void* GetGLProcAddress(const char* procName);
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status_t CopyPixelsOut(BPoint source, BBitmap *dest);
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status_t CopyPixelsIn(BBitmap *source, BPoint dest);
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// Mesa's GLenum is uint where Be's ones was ulong!
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virtual void ErrorCallback(unsigned long errorCode);
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virtual void Draw(BRect updateRect);
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virtual void AttachedToWindow();
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virtual void AllAttached();
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virtual void DetachedFromWindow();
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virtual void AllDetached();
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virtual void FrameResized(float newWidth, float newHeight);
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virtual status_t Perform(perform_code d, void *arg);
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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virtual void MessageReceived(BMessage *message);
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virtual void SetResizingMode(uint32 mode);
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virtual void Show();
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virtual void Hide();
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virtual BHandler* ResolveSpecifier(BMessage *msg, int32 index,
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BMessage *specifier, int32 form,
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const char *property);
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virtual status_t GetSupportedSuites(BMessage *data);
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void DirectConnected(direct_buffer_info *info);
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void EnableDirectMode(bool enabled);
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void* getGC() { return fGc; } // ???
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virtual void GetPreferredSize(float* width, float* height);
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private:
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virtual void _ReservedGLView1();
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virtual void _ReservedGLView2();
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virtual void _ReservedGLView3();
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virtual void _ReservedGLView4();
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virtual void _ReservedGLView5();
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virtual void _ReservedGLView6();
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virtual void _ReservedGLView7();
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virtual void _ReservedGLView8();
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BGLView(const BGLView &);
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BGLView &operator=(const BGLView &);
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void _DitherFront();
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bool _ConfirmDither();
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void _Draw(BRect rect);
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void _CallDirectConnected();
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void* fGc;
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uint32 fOptions;
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uint32 fDitherCount;
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BLocker fDrawLock;
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BLocker fDisplayLock;
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glview_direct_info* fClipInfo;
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BGLRenderer* fRenderer;
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GLRendererRoster* fRoster;
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BBitmap* fDitherMap;
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BRect fBounds;
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int16* fErrorBuffer[2];
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uint64 _reserved[8];
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void _LockDraw();
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void _UnlockDraw();
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// BeOS compatibility
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private:
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BGLView(BRect rect, char* name,
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ulong resizingMode, ulong mode,
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ulong options);
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};
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class BGLScreen : public BWindowScreen {
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public:
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BGLScreen(char* name,
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ulong screenMode, ulong options,
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status_t *error, bool debug=false);
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~BGLScreen();
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void LockGL();
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void UnlockGL();
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void SwapBuffers();
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// Mesa's GLenum is uint where Be's ones was ulong!
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virtual void ErrorCallback(unsigned long errorCode);
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virtual void ScreenConnected(bool connected);
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virtual void FrameResized(float width, float height);
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virtual status_t Perform(perform_code code, void *arg);
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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virtual void MessageReceived(BMessage *message);
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virtual void Show();
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virtual void Hide();
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virtual BHandler* ResolveSpecifier(BMessage *message,
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int32 index,
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BMessage *specifier,
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int32 form,
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const char *property);
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virtual status_t GetSupportedSuites(BMessage *data);
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private:
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virtual void _ReservedGLScreen1();
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virtual void _ReservedGLScreen2();
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virtual void _ReservedGLScreen3();
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virtual void _ReservedGLScreen4();
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virtual void _ReservedGLScreen5();
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virtual void _ReservedGLScreen6();
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virtual void _ReservedGLScreen7();
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virtual void _ReservedGLScreen8();
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BGLScreen(const BGLScreen &);
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BGLScreen &operator=(const BGLScreen &);
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void* fGc;
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long fOptions;
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BLocker fDrawLock;
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int32 fColorSpace;
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uint32 fScreenMode;
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uint64 _reserved[7];
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};
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#endif // __cplusplus
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#endif // BGLVIEW_H
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/*
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* Master include file for the Haiku OpenGL Kit.
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*/
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#include <GL/gl.h>
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#include <GLView.h>
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// Projects needing GL/glu.h and GL/glut.h should now
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// include these headers independently as glu and glut
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// are no longe core parts of mesa
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These headers make up the Haiku Op*nGL kit.
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Headers in this directory preserve some BeOS™ compatibility
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compatibility, so changes should be mentioned to the Haiku
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project mailing list.
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http://haiku-os.org
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Normal Haiku Op*enGL layout:
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* headers/os/OpenGLKit.h
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* headers/os/opengl/GLView.h
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* headers/os/opengl/GLRenderer.h
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* headers/os/opengl/GL/gl.h
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* headers/os/opengl/GL/gl_mangle.h
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* headers/os/opengl/GL/glext.h
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* headers/os/opengl/GL/osmesa.h (needed?)
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Extras:
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* headers/os/opengl/GL/glu.h
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* headers/os/opengl/GL/glut.h
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OpenGL™ is a trademark of SGI. The usage of this trademark
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in the Haiku GL Kit is not a sign of any certification or
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endorsement by SGI or its affiliates. Usage is purely to
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allow legacy compatibility with the BeOS™ and its 3D GL
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rendering subsystem.
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