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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /******************************************************************************* |
| 2 | / |
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| 3 | / File: GLView.h |
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| 4 | / |
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| 5 | / Copyright 1993-98, Be Incorporated, All Rights Reserved. |
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| 6 | / |
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| 7 | *******************************************************************************/ |
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| 8 | |||
| 9 | #ifndef BGLVIEW_H |
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| 10 | #define BGLVIEW_H |
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| 11 | |||
| 12 | // added by Brian Paul: |
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| 13 | #ifndef BGL_RGB |
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| 14 | #define BGL_RGB 0 |
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| 15 | #define BGL_INDEX 1 |
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| 16 | #define BGL_SINGLE 0 |
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| 17 | #define BGL_DOUBLE 2 |
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| 18 | #define BGL_DIRECT 0 |
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| 19 | #define BGL_INDIRECT 4 |
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| 20 | #define BGL_ACCUM 8 |
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| 21 | #define BGL_ALPHA 16 |
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| 22 | #define BGL_DEPTH 32 |
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| 23 | #define BGL_OVERLAY 64 |
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| 24 | #define BGL_UNDERLAY 128 |
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| 25 | #define BGL_STENCIL 512 |
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| 26 | #endif |
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| 27 | |||
| 28 | |||
| 29 | #include |
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| 30 | #include |
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| 31 | #include |
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| 32 | #include |
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| 33 | #include |
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| 34 | #include |
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| 35 | #include |
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| 36 | |||
| 37 | class BGLView : public BView { |
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| 38 | public: |
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| 39 | |||
| 40 | BGLView(BRect rect, char *name, |
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| 41 | ulong resizingMode, ulong mode, |
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| 42 | ulong options); |
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| 43 | virtual ~BGLView(); |
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| 44 | |||
| 45 | void LockGL(); |
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| 46 | void UnlockGL(); |
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| 47 | void SwapBuffers(); |
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| 48 | |||
| 49 | // Added for Mesa (can't be virtual!) |
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| 50 | void CopySubBufferMESA(GLint x, GLint y, GLuint width, GLuint height); |
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| 51 | |||
| 52 | BView * EmbeddedView(); |
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| 53 | status_t CopyPixelsOut(BPoint source, BBitmap *dest); |
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| 54 | status_t CopyPixelsIn(BBitmap *source, BPoint dest); |
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| 55 | |||
| 56 | virtual void ErrorCallback(GLenum errorCode); |
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| 57 | |||
| 58 | virtual void Draw(BRect updateRect); |
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| 59 | |||
| 60 | virtual void AttachedToWindow(); |
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| 61 | virtual void AllAttached(); |
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| 62 | virtual void DetachedFromWindow(); |
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| 63 | virtual void AllDetached(); |
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| 64 | |||
| 65 | virtual void FrameResized(float width, float height); |
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| 66 | virtual status_t Perform(perform_code d, void *arg); |
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| 67 | |||
| 68 | /* The public methods below, for the moment, |
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| 69 | are just pass-throughs to BView */ |
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| 70 | |||
| 71 | virtual status_t Archive(BMessage *data, bool deep = true) const; |
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| 72 | |||
| 73 | virtual void MessageReceived(BMessage *msg); |
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| 74 | virtual void SetResizingMode(uint32 mode); |
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| 75 | |||
| 76 | virtual void Show(); |
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| 77 | virtual void Hide(); |
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| 78 | |||
| 79 | virtual BHandler *ResolveSpecifier(BMessage *msg, int32 index, |
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| 80 | BMessage *specifier, int32 form, |
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| 81 | const char *property); |
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| 82 | virtual status_t GetSupportedSuites(BMessage *data); |
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| 83 | |||
| 84 | /* New public functions */ |
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| 85 | void DirectConnected( direct_buffer_info *info ); |
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| 86 | void EnableDirectMode( bool enabled ); |
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| 87 | |||
| 88 | private: |
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| 89 | |||
| 90 | virtual void _ReservedGLView1(); |
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| 91 | virtual void _ReservedGLView2(); |
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| 92 | virtual void _ReservedGLView3(); |
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| 93 | virtual void _ReservedGLView4(); |
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| 94 | virtual void _ReservedGLView5(); |
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| 95 | virtual void _ReservedGLView6(); |
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| 96 | virtual void _ReservedGLView7(); |
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| 97 | virtual void _ReservedGLView8(); |
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| 98 | |||
| 99 | BGLView(const BGLView &); |
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| 100 | BGLView &operator=(const BGLView &); |
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| 101 | |||
| 102 | void dither_front(); |
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| 103 | bool confirm_dither(); |
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| 104 | void draw(BRect r); |
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| 105 | |||
| 106 | void * m_gc; |
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| 107 | uint32 m_options; |
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| 108 | uint32 m_ditherCount; |
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| 109 | BLocker m_drawLock; |
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| 110 | BLocker m_displayLock; |
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| 111 | #if OLD_GLVIEW |
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| 112 | BView * m_embeddedFront; |
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| 113 | BView * m_embeddedBack; |
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| 114 | #else |
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| 115 | void * m_clip_info; |
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| 116 | void * _reserved1; |
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| 117 | #endif |
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| 118 | BBitmap * m_ditherMap; |
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| 119 | BRect m_bounds; |
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| 120 | int16 * m_errorBuffer[2]; |
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| 121 | uint64 _reserved[8]; |
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| 122 | |||
| 123 | /* Direct Window stuff */ |
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| 124 | private: |
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| 125 | void drawScanline( int x1, int x2, int y, void *data ); |
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| 126 | static void scanlineHandler(struct rasStateRec *state, GLint x1, GLint x2); |
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| 127 | void lock_draw(); |
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| 128 | void unlock_draw(); |
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| 129 | bool validateView(); |
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| 130 | }; |
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| 131 | |||
| 132 | |||
| 133 | |||
| 134 | class BGLScreen : public BWindowScreen { |
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| 135 | public: |
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| 136 | BGLScreen(char *name, |
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| 137 | ulong screenMode, ulong options, |
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| 138 | status_t *error, bool debug=false); |
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| 139 | ~BGLScreen(); |
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| 140 | |||
| 141 | void LockGL(); |
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| 142 | void UnlockGL(); |
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| 143 | void SwapBuffers(); |
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| 144 | virtual void ErrorCallback(GLenum errorCode); |
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| 145 | |||
| 146 | virtual void ScreenConnected(bool connected); |
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| 147 | virtual void FrameResized(float width, float height); |
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| 148 | virtual status_t Perform(perform_code d, void *arg); |
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| 149 | |||
| 150 | /* The public methods below, for the moment, |
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| 151 | are just pass-throughs to BWindowScreen */ |
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| 152 | |||
| 153 | virtual status_t Archive(BMessage *data, bool deep = true) const; |
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| 154 | virtual void MessageReceived(BMessage *msg); |
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| 155 | |||
| 156 | virtual void Show(); |
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| 157 | virtual void Hide(); |
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| 158 | |||
| 159 | virtual BHandler *ResolveSpecifier(BMessage *msg, |
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| 160 | int32 index, |
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| 161 | BMessage *specifier, |
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| 162 | int32 form, |
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| 163 | const char *property); |
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| 164 | virtual status_t GetSupportedSuites(BMessage *data); |
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| 165 | |||
| 166 | private: |
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| 167 | |||
| 168 | virtual void _ReservedGLScreen1(); |
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| 169 | virtual void _ReservedGLScreen2(); |
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| 170 | virtual void _ReservedGLScreen3(); |
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| 171 | virtual void _ReservedGLScreen4(); |
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| 172 | virtual void _ReservedGLScreen5(); |
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| 173 | virtual void _ReservedGLScreen6(); |
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| 174 | virtual void _ReservedGLScreen7(); |
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| 175 | virtual void _ReservedGLScreen8(); |
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| 176 | |||
| 177 | BGLScreen(const BGLScreen &); |
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| 178 | BGLScreen &operator=(const BGLScreen &); |
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| 179 | |||
| 180 | void * m_gc; |
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| 181 | long m_options; |
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| 182 | BLocker m_drawLock; |
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| 183 | |||
| 184 | int32 m_colorSpace; |
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| 185 | uint32 m_screen_mode; |
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| 186 | |||
| 187 | uint64 _reserved[7]; |
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| 188 | }; |
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| 189 | |||
| 190 | |||
| 191 | #endif |
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| 192 |