| 1 | /*
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| 2 | * Copyright © 2007 Red Hat, Inc.
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| 3 | *
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 5 | * copy of this software and associated documentation files (the "Soft-
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| 6 | * ware"), to deal in the Software without restriction, including without
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| 7 | * limitation the rights to use, copy, modify, merge, publish, distribute,
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the
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| 9 | * Software is furnished to do so, provided that the above copyright
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| 10 | * notice(s) and this permission notice appear in all copies of the Soft-
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| 11 | * ware and that both the above copyright notice(s) and this permission
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| 12 | * notice appear in supporting documentation.
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| 13 | *
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| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
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| 16 | * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
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| 17 | * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
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| 18 | * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
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| 19 | * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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| 20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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| 21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
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| 22 | * MANCE OF THIS SOFTWARE.
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| 23 | *
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| 24 | * Except as contained in this notice, the name of a copyright holder shall
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| 25 | * not be used in advertising or otherwise to promote the sale, use or
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| 26 | * other dealings in this Software without prior written authorization of
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| 27 | * the copyright holder.
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| 28 | *
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| 29 | * Authors:
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| 30 | * Kristian Høgsberg ([email protected])
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| 31 | */
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| 32 |
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| 33 | #ifndef _DRI2_H_
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| 34 | #define _DRI2_H_
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| 35 |
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| 36 | #include <X11/extensions/dri2tokens.h>
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| 37 |
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| 38 | /* Version 2 structure (with format at the end) */
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| 39 | typedef struct {
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| 40 | unsigned int attachment;
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| 41 | unsigned int name;
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| 42 | unsigned int pitch;
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| 43 | unsigned int cpp;
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| 44 | unsigned int flags;
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| 45 | unsigned int format;
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| 46 | void *driverPrivate;
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| 47 | } DRI2BufferRec, *DRI2BufferPtr;
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| 48 |
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| 49 | typedef DRI2BufferRec DRI2Buffer2Rec, *DRI2Buffer2Ptr;
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| 50 |
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| 51 | typedef DRI2BufferPtr (*DRI2CreateBuffersProcPtr)(DrawablePtr pDraw,
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| 52 | unsigned int *attachments,
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| 53 | int count);
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| 54 | typedef void (*DRI2DestroyBuffersProcPtr)(DrawablePtr pDraw,
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| 55 | DRI2BufferPtr buffers,
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| 56 | int count);
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| 57 | typedef void (*DRI2CopyRegionProcPtr)(DrawablePtr pDraw,
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| 58 | RegionPtr pRegion,
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| 59 | DRI2BufferPtr pDestBuffer,
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| 60 | DRI2BufferPtr pSrcBuffer);
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| 61 |
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| 62 | typedef void (*DRI2WaitProcPtr)(WindowPtr pWin,
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| 63 | unsigned int sequence);
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| 64 |
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| 65 | typedef DRI2BufferPtr (*DRI2CreateBufferProcPtr)(DrawablePtr pDraw,
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| 66 | unsigned int attachment,
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| 67 | unsigned int format);
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| 68 | typedef void (*DRI2DestroyBufferProcPtr)(DrawablePtr pDraw,
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| 69 | DRI2BufferPtr buffer);
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| 70 |
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| 71 | /**
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| 72 | * Version of the DRI2InfoRec structure defined in this header
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| 73 | */
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| 74 | #define DRI2INFOREC_VERSION 3
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| 75 |
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| 76 | typedef struct {
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| 77 | unsigned int version; /**< Version of this struct */
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| 78 | int fd;
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| 79 | const char *driverName;
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| 80 | const char *deviceName;
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| 81 |
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| 82 | DRI2CreateBufferProcPtr CreateBuffer;
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| 83 | DRI2DestroyBufferProcPtr DestroyBuffer;
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| 84 | DRI2CopyRegionProcPtr CopyRegion;
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| 85 | DRI2WaitProcPtr Wait;
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| 86 |
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| 87 | } DRI2InfoRec, *DRI2InfoPtr;
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| 88 |
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| 89 | extern _X_EXPORT Bool DRI2ScreenInit(ScreenPtr pScreen,
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| 90 | DRI2InfoPtr info);
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| 91 |
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| 92 | extern _X_EXPORT void DRI2CloseScreen(ScreenPtr pScreen);
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| 93 |
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| 94 | extern _X_EXPORT Bool DRI2Connect(ScreenPtr pScreen,
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| 95 | unsigned int driverType,
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| 96 | int *fd,
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| 97 | const char **driverName,
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| 98 | const char **deviceName);
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| 99 |
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| 100 | extern _X_EXPORT Bool DRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic);
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| 101 |
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| 102 | extern _X_EXPORT int DRI2CreateDrawable(DrawablePtr pDraw);
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| 103 |
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| 104 | extern _X_EXPORT void DRI2DestroyDrawable(DrawablePtr pDraw);
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| 105 |
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| 106 | extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffers(DrawablePtr pDraw,
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| 107 | int *width,
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| 108 | int *height,
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| 109 | unsigned int *attachments,
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| 110 | int count,
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| 111 | int *out_count);
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| 112 |
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| 113 | extern _X_EXPORT int DRI2CopyRegion(DrawablePtr pDraw,
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| 114 | RegionPtr pRegion,
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| 115 | unsigned int dest,
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| 116 | unsigned int src);
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| 117 |
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| 118 | /**
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| 119 | * Determine the major and minor version of the DRI2 extension.
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| 120 | *
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| 121 | * Provides a mechanism to other modules (e.g., 2D drivers) to determine the
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| 122 | * version of the DRI2 extension. While it is possible to peek directly at
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| 123 | * the \c XF86ModuleData from a layered module, such a module will fail to
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| 124 | * load (due to an unresolved symbol) if the DRI2 extension is not loaded.
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| 125 | *
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| 126 | * \param major Location to store the major verion of the DRI2 extension
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| 127 | * \param minor Location to store the minor verion of the DRI2 extension
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| 128 | *
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| 129 | * \note
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| 130 | * This interface was added some time after the initial release of the DRI2
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| 131 | * module. Layered modules that wish to use this interface must first test
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| 132 | * its existance by calling \c xf86LoaderCheckSymbol.
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| 133 | */
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| 134 | extern _X_EXPORT void DRI2Version(int *major, int *minor);
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| 135 |
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| 136 | extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffersWithFormat(DrawablePtr pDraw,
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| 137 | int *width, int *height, unsigned int *attachments, int count,
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| 138 | int *out_count);
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| 139 |
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| 140 | #endif
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