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 <[email protected]>

1 files changed, 193 insertions, 0 deletions

diff --git a/include/HaikuGL/GLView.h b/include/HaikuGL/GLView.h
new file mode 100644
index 00000000000..b848578f67a
--- /dev/null
+++ b/include/HaikuGL/GLView.h
@@ -0,0 +1,193 @@
+/*
+ * Copyright 2008-2013, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ *
+ * This header defines BGLView, the base class making up
+ * the Haiku GL Kit.
+ *
+ */
+#ifndef BGLVIEW_H
+#define BGLVIEW_H
+
+
+#include <GL/gl.h>
+
+#define BGL_RGB			0
+#define BGL_INDEX		1
+#define BGL_SINGLE		0
+#define BGL_DOUBLE		2
+#define BGL_DIRECT		0
+#define BGL_INDIRECT	4
+#define BGL_ACCUM		8
+#define BGL_ALPHA		16
+#define BGL_DEPTH		32
+#define BGL_OVERLAY		64
+#define BGL_UNDERLAY	128
+#define BGL_STENCIL		512
+
+#ifdef __cplusplus
+
+#include <AppKit.h>
+#include <Bitmap.h>
+#include <DirectWindow.h>
+#include <View.h>
+#include <Window.h>
+#include <WindowScreen.h>
+
+
+struct glview_direct_info;
+class BGLRenderer;
+class GLRendererRoster;
+
+class BGLView : public BView {
+public:
+							BGLView(BRect rect, const char* name,
+								ulong resizingMode, ulong mode,
+								ulong options);
+	virtual					~BGLView();
+
+			void			LockGL();
+			void			UnlockGL();
+			void			SwapBuffers();
+			void			SwapBuffers(bool vSync);
+
+			BView*			EmbeddedView(); // deprecated, returns NULL
+			void*			GetGLProcAddress(const char* procName);
+
+			status_t		CopyPixelsOut(BPoint source, BBitmap *dest);
+			status_t		CopyPixelsIn(BBitmap *source, BPoint dest);
+
+	// Mesa's GLenum is uint where Be's ones was ulong!
+	virtual	void			ErrorCallback(unsigned long errorCode);
+
+	virtual void			Draw(BRect updateRect);
+	virtual void			AttachedToWindow();
+	virtual void			AllAttached();
+	virtual void			DetachedFromWindow();
+	virtual void			AllDetached();
+
+	virtual void			FrameResized(float newWidth, float newHeight);
+	virtual status_t		Perform(perform_code d, void *arg);
+
+	virtual status_t		Archive(BMessage *data, bool deep = true) const;
+
+	virtual void			MessageReceived(BMessage *message);
+	virtual void			SetResizingMode(uint32 mode);
+
+	virtual void			Show();
+	virtual void			Hide();
+
+	virtual BHandler*		ResolveSpecifier(BMessage *msg, int32 index,
+								BMessage *specifier, int32 form,
+								const char *property);
+	virtual status_t		GetSupportedSuites(BMessage *data);
+
+			void			DirectConnected(direct_buffer_info *info);
+			void			EnableDirectMode(bool enabled);
+
+			void*			getGC()	{ return fGc; } // ???
+
+	virtual void			GetPreferredSize(float* width, float* height);
+
+private:
+
+	virtual void			_ReservedGLView1();
+	virtual void			_ReservedGLView2();
+	virtual void			_ReservedGLView3();
+	virtual void			_ReservedGLView4();
+	virtual void			_ReservedGLView5();
+	virtual void			_ReservedGLView6();
+	virtual void			_ReservedGLView7();
+	virtual void			_ReservedGLView8();
+
+							BGLView(const BGLView &);
+							BGLView &operator=(const BGLView &);
+
+			void			_DitherFront();
+			bool			_ConfirmDither();
+			void			_Draw(BRect rect);
+			void			_CallDirectConnected();
+
+			void*			fGc;
+			uint32			fOptions;
+			uint32			fDitherCount;
+			BLocker			fDrawLock;
+			BLocker			fDisplayLock;
+			glview_direct_info* fClipInfo;
+
+			BGLRenderer*	fRenderer;
+			GLRendererRoster* fRoster;
+
+			BBitmap*		fDitherMap;
+			BRect			fBounds;
+			int16*			fErrorBuffer[2];
+			uint64			_reserved[8];
+
+			void			_LockDraw();
+			void			_UnlockDraw();
+
+// BeOS compatibility
+private:
+							BGLView(BRect rect, char* name,
+								ulong resizingMode, ulong mode,
+								ulong options);
+};
+
+
+class BGLScreen : public BWindowScreen {
+public:
+							BGLScreen(char* name,
+								ulong screenMode, ulong options,
+								status_t *error, bool debug=false);
+							~BGLScreen();
+
+			void			LockGL();
+			void			UnlockGL();
+			void			SwapBuffers();
+							// Mesa's GLenum is uint where Be's ones was ulong!
+	virtual	void			ErrorCallback(unsigned long errorCode);
+
+	virtual void			ScreenConnected(bool connected);
+	virtual void			FrameResized(float width, float height);
+	virtual status_t		Perform(perform_code code, void *arg);
+
+	virtual status_t		Archive(BMessage *data, bool deep = true) const;
+	virtual void			MessageReceived(BMessage *message);
+
+	virtual void			Show();
+	virtual void			Hide();
+
+	virtual BHandler*		ResolveSpecifier(BMessage *message,
+								int32 index,
+								BMessage *specifier,
+								int32 form,
+								const char *property);
+	virtual status_t		GetSupportedSuites(BMessage *data);
+
+private:
+
+	virtual void			_ReservedGLScreen1();
+	virtual void			_ReservedGLScreen2();
+	virtual void			_ReservedGLScreen3();
+	virtual void			_ReservedGLScreen4();
+	virtual void			_ReservedGLScreen5();
+	virtual void			_ReservedGLScreen6();
+	virtual void			_ReservedGLScreen7();
+	virtual void			_ReservedGLScreen8();
+
+							BGLScreen(const BGLScreen &);
+							BGLScreen &operator=(const BGLScreen &);
+
+			void*			fGc;
+			long			fOptions;
+			BLocker			fDrawLock;
+
+			int32			fColorSpace;
+			uint32			fScreenMode;
+
+			uint64			_reserved[7];
+};
+
+#endif // __cplusplus
+
+#endif // BGLVIEW_H