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authorAlan Hourihane <alanh@tungstengraphics.com>2008-06-12 00:11:54 +0100
committerAlan Hourihane <alanh@tungstengraphics.com>2008-06-12 00:11:54 +0100
commit6f7ed99b306990f284f9d57c0b66efaa7f2277e1 (patch)
tree23819c5863553573f6cf70de8e5ee127a875b63b /include/GL
parent2161b0fafcdc16703162dd489d2ec1e7114cce4c (diff)
revert the DRI2 commits
Diffstat (limited to 'include/GL')
-rw-r--r--include/GL/internal/dri_interface.h794
-rw-r--r--include/GL/internal/dri_sarea.h134
-rw-r--r--include/GL/internal/glcore.h1
3 files changed, 341 insertions, 588 deletions
diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index 033d7a4ae4..8d24e311f8 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -1,6 +1,5 @@
/*
* Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2007-2008 Red Hat, Inc.
* (C) Copyright IBM Corporation 2004
* All Rights Reserved.
*
@@ -34,12 +33,12 @@
*
* \author Kevin E. Martin <kevin@precisioninsight.com>
* \author Ian Romanick <idr@us.ibm.com>
- * \author Kristian Høgsberg <krh@redhat.com>
*/
#ifndef DRI_INTERFACE_H
#define DRI_INTERFACE_H
+#include <GL/internal/glcore.h>
#include <drm.h>
/**
@@ -49,247 +48,181 @@
* side library and the DRI (direct rendering infrastructure).
*/
/*@{*/
-typedef struct __DRIdisplayRec __DRIdisplay;
-typedef struct __DRIscreenRec __DRIscreen;
-typedef struct __DRIcontextRec __DRIcontext;
-typedef struct __DRIdrawableRec __DRIdrawable;
-typedef struct __DRIconfigRec __DRIconfig;
-typedef struct __DRIframebufferRec __DRIframebuffer;
-typedef struct __DRIversionRec __DRIversion;
-
-typedef struct __DRIcoreExtensionRec __DRIcoreExtension;
-typedef struct __DRIextensionRec __DRIextension;
-typedef struct __DRIcopySubBufferExtensionRec __DRIcopySubBufferExtension;
-typedef struct __DRIswapControlExtensionRec __DRIswapControlExtension;
-typedef struct __DRIallocateExtensionRec __DRIallocateExtension;
-typedef struct __DRIframeTrackingExtensionRec __DRIframeTrackingExtension;
-typedef struct __DRImediaStreamCounterExtensionRec __DRImediaStreamCounterExtension;
-typedef struct __DRItexOffsetExtensionRec __DRItexOffsetExtension;
-typedef struct __DRItexBufferExtensionRec __DRItexBufferExtension;
-typedef struct __DRIlegacyExtensionRec __DRIlegacyExtension;
-typedef struct __DRIswrastExtensionRec __DRIswrastExtension;
+typedef struct __DRIdisplayRec __DRIdisplay;
+typedef struct __DRIscreenRec __DRIscreen;
+typedef struct __DRIcontextRec __DRIcontext;
+typedef struct __DRIdrawableRec __DRIdrawable;
+typedef struct __DRIdriverRec __DRIdriver;
+typedef struct __DRIframebufferRec __DRIframebuffer;
+typedef struct __DRIversionRec __DRIversion;
+typedef struct __DRIinterfaceMethodsRec __DRIinterfaceMethods;
+typedef unsigned long __DRIid;
+typedef void __DRInativeDisplay;
/*@}*/
/**
- * Extension struct. Drivers 'inherit' from this struct by embedding
- * it as the first element in the extension struct.
- *
- * We never break API in for a DRI extension. If we need to change
- * the way things work in a non-backwards compatible manner, we
- * introduce a new extension. During a transition period, we can
- * leave both the old and the new extension in the driver, which
- * allows us to move to the new interface without having to update the
- * loader(s) in lock step.
- *
- * However, we can add entry points to an extension over time as long
- * as we don't break the old ones. As we add entry points to an
- * extension, we increase the version number. The corresponding
- * #define can be used to guard code that accesses the new entry
- * points at compile time and the version field in the extension
- * struct can be used at run-time to determine how to use the
- * extension.
+ * \name Functions provided by the driver loader.
*/
-struct __DRIextensionRec {
- const char *name;
- int version;
-};
-
+/*@{*/
/**
- * The first set of extension are the screen extensions, returned by
- * __DRIcore::getExtensions(). This entry point will return a list of
- * extensions and the loader can use the ones it knows about by
- * casting them to more specific extensions and advertising any GLX
- * extensions the DRI extensions enables.
+ * Type of a pointer to \c glXGetScreenDriver, as returned by
+ * \c glXGetProcAddress. This function is used to get the name of the DRI
+ * driver for the specified screen of the specified display. The driver
+ * name is typically used with \c glXGetDriverConfig.
+ *
+ * \sa glXGetScreenDriver, glXGetProcAddress, glXGetDriverConfig
*/
+typedef const char * (* PFNGLXGETSCREENDRIVERPROC) (__DRInativeDisplay *dpy, int scrNum);
/**
- * Used by drivers to indicate support for setting the read drawable.
+ * Type of a pointer to \c glXGetDriverConfig, as returned by
+ * \c glXGetProcAddress. This function is used to get the XML document
+ * describing the configuration options available for the specified driver.
+ *
+ * \sa glXGetDriverConfig, glXGetProcAddress, glXGetScreenDriver
*/
-#define __DRI_READ_DRAWABLE "DRI_ReadDrawable"
-#define __DRI_READ_DRAWABLE_VERSION 1
+typedef const char * (* PFNGLXGETDRIVERCONFIGPROC) (const char *driverName);
/**
- * Used by drivers that implement the GLX_MESA_copy_sub_buffer extension.
+ * Type of a pointer to \c glxEnableExtension, as returned by
+ * \c __DRIinterfaceMethods::getProcAddress. This function is used to enable
+ * a GLX extension on the specified screen.
*/
-#define __DRI_COPY_SUB_BUFFER "DRI_CopySubBuffer"
-#define __DRI_COPY_SUB_BUFFER_VERSION 1
-struct __DRIcopySubBufferExtensionRec {
- __DRIextension base;
- void (*copySubBuffer)(__DRIdrawable *drawable, int x, int y, int w, int h);
-};
+typedef void (* PFNGLXSCRENABLEEXTENSIONPROC) ( void *psc, const char * name );
+/*@}*/
-/**
- * Used by drivers that implement the GLX_SGI_swap_control or
- * GLX_MESA_swap_control extension.
- */
-#define __DRI_SWAP_CONTROL "DRI_SwapControl"
-#define __DRI_SWAP_CONTROL_VERSION 1
-struct __DRIswapControlExtensionRec {
- __DRIextension base;
- void (*setSwapInterval)(__DRIdrawable *drawable, unsigned int inteval);
- unsigned int (*getSwapInterval)(__DRIdrawable *drawable);
-};
/**
- * Used by drivers that implement the GLX_MESA_allocate_memory.
+ * \name Functions and data provided by the driver.
*/
-#define __DRI_ALLOCATE "DRI_Allocate"
-#define __DRI_ALLOCATE_VERSION 1
-struct __DRIallocateExtensionRec {
- __DRIextension base;
+/*@{*/
+
+typedef void *(CREATENEWSCREENFUNC)(__DRInativeDisplay *dpy, int scrn,
+ __DRIscreen *psc, const __GLcontextModes * modes,
+ const __DRIversion * ddx_version, const __DRIversion * dri_version,
+ const __DRIversion * drm_version, const __DRIframebuffer * frame_buffer,
+ void * pSAREA, int fd, int internal_api_version,
+ const __DRIinterfaceMethods * interface,
+ __GLcontextModes ** driver_modes);
+typedef CREATENEWSCREENFUNC* PFNCREATENEWSCREENFUNC;
+extern CREATENEWSCREENFUNC __driCreateNewScreen_20050727;
- void *(*allocateMemory)(__DRIscreen *screen, GLsizei size,
- GLfloat readfreq, GLfloat writefreq,
- GLfloat priority);
-
- void (*freeMemory)(__DRIscreen *screen, GLvoid *pointer);
-
- GLuint (*memoryOffset)(__DRIscreen *screen, const GLvoid *pointer);
-};
/**
- * Used by drivers that implement the GLX_MESA_swap_frame_usage extension.
+ * XML document describing the configuration options supported by the
+ * driver.
*/
-#define __DRI_FRAME_TRACKING "DRI_FrameTracking"
-#define __DRI_FRAME_TRACKING_VERSION 1
-struct __DRIframeTrackingExtensionRec {
- __DRIextension base;
-
- /**
- * Enable or disable frame usage tracking.
- *
- * \since Internal API version 20030317.
- */
- int (*frameTracking)(__DRIdrawable *drawable, GLboolean enable);
+extern const char __driConfigOptions[];
- /**
- * Retrieve frame usage information.
- *
- * \since Internal API version 20030317.
- */
- int (*queryFrameTracking)(__DRIdrawable *drawable,
- int64_t * sbc, int64_t * missedFrames,
- float * lastMissedUsage, float * usage);
-};
+/*@}*/
/**
- * Used by drivers that implement the GLX_SGI_video_sync extension.
+ * Stored version of some component (i.e., server-side DRI module, kernel-side
+ * DRM, etc.).
+ *
+ * \todo
+ * There are several data structures that explicitly store a major version,
+ * minor version, and patch level. These structures should be modified to
+ * have a \c __DRIversionRec instead.
*/
-#define __DRI_MEDIA_STREAM_COUNTER "DRI_MediaStreamCounter"
-#define __DRI_MEDIA_STREAM_COUNTER_VERSION 1
-struct __DRImediaStreamCounterExtensionRec {
- __DRIextension base;
+struct __DRIversionRec {
+ int major; /**< Major version number. */
+ int minor; /**< Minor version number. */
+ int patch; /**< Patch-level. */
+};
+
+
+typedef void (*__DRIfuncPtr)(void);
+struct __DRIinterfaceMethodsRec {
/**
- * Wait for the MSC to equal target_msc, or, if that has already passed,
- * the next time (MSC % divisor) is equal to remainder. If divisor is
- * zero, the function will return as soon as MSC is greater than or equal
- * to target_msc.
+ * Get pointer to named function.
*/
- int (*waitForMSC)(__DRIdrawable *drawable,
- int64_t target_msc, int64_t divisor, int64_t remainder,
- int64_t * msc, int64_t * sbc);
+ __DRIfuncPtr (*getProcAddress)( const char * proc_name );
/**
- * Get the number of vertical refreshes since some point in time before
- * this function was first called (i.e., system start up).
+ * Create a list of \c __GLcontextModes structures.
*/
- int (*getDrawableMSC)(__DRIscreen *screen, __DRIdrawable *drawable,
- int64_t *msc);
-};
-
-
-#define __DRI_TEX_OFFSET "DRI_TexOffset"
-#define __DRI_TEX_OFFSET_VERSION 1
-struct __DRItexOffsetExtensionRec {
- __DRIextension base;
+ __GLcontextModes * (*createContextModes)(unsigned count,
+ size_t minimum_bytes_per_struct);
/**
- * Method to override base texture image with a driver specific 'offset'.
- * The depth passed in allows e.g. to ignore the alpha channel of texture
- * images where the non-alpha components don't occupy a whole texel.
+ * Destroy a list of \c __GLcontextModes structures.
*
- * For GLX_EXT_texture_from_pixmap with AIGLX.
+ * \todo
+ * Determine if the drivers actually need to call this.
*/
- void (*setTexOffset)(__DRIcontext *pDRICtx, GLint texname,
- unsigned long long offset, GLint depth, GLuint pitch);
-};
+ void (*destroyContextModes)( __GLcontextModes * modes );
+ /**
+ * Get the \c __DRIscreen for a given display and screen number.
+ */
+ __DRIscreen *(*getScreen)(__DRInativeDisplay *dpy, int screenNum);
-#define __DRI_TEX_BUFFER "DRI_TexBuffer"
-#define __DRI_TEX_BUFFER_VERSION 1
-struct __DRItexBufferExtensionRec {
- __DRIextension base;
/**
- * Method to override base texture image with the contents of a
- * __DRIdrawable.
+ * \name Client/server protocol functions.
*
- * For GLX_EXT_texture_from_pixmap with AIGLX.
+ * These functions implement the DRI client/server protocol for
+ * context and drawable operations. Platforms that do not implement
+ * the wire protocol (e.g., EGL) will implement glorified no-op functions.
*/
- void (*setTexBuffer)(__DRIcontext *pDRICtx,
- GLint target,
- __DRIdrawable *pDraw);
-};
-
-
-/**
- * XML document describing the configuration options supported by the
- * driver.
- */
-extern const char __driConfigOptions[];
-
-/*@}*/
+ /*@{*/
+ /**
+ * Determine if the specified window ID still exists.
+ *
+ * \note
+ * Implementations may assume that the driver will only pass an ID into
+ * this function that actually corresponds to a window. On
+ * implementations where windows can only be destroyed by the DRI driver
+ * (e.g., EGL), this function is allowed to always return \c GL_TRUE.
+ */
+ GLboolean (*windowExists)(__DRInativeDisplay *dpy, __DRIid draw);
-/**
- * The following extensions describe loader features that the DRI
- * driver can make use of. Some of these are mandatory, such as the
- * getDrawableInfo extension for DRI and the DRI Loader extensions for
- * DRI2, while others are optional, and if present allow the driver to
- * expose certain features. The loader pass in a NULL terminated
- * array of these extensions to the driver in the createNewScreen
- * constructor.
- */
+ /**
+ * Create the server-side portion of the GL context.
+ */
+ GLboolean (* createContext)( __DRInativeDisplay *dpy, int screenNum,
+ int configID, void * contextID, drm_context_t * hw_context );
-typedef struct __DRIgetDrawableInfoExtensionRec __DRIgetDrawableInfoExtension;
-typedef struct __DRIsystemTimeExtensionRec __DRIsystemTimeExtension;
-typedef struct __DRIdamageExtensionRec __DRIdamageExtension;
-typedef struct __DRIloaderExtensionRec __DRIloaderExtension;
-typedef struct __DRIswrastLoaderExtensionRec __DRIswrastLoaderExtension;
+ /**
+ * Destroy the server-side portion of the GL context.
+ */
+ GLboolean (* destroyContext)( __DRInativeDisplay *dpy, int screenNum,
+ __DRIid context );
+ /**
+ * Create the server-side portion of the drawable.
+ */
+ GLboolean (*createDrawable)( __DRInativeDisplay * ndpy, int screen,
+ __DRIid drawable, drm_drawable_t * hHWDrawable );
-/**
- * Callback to getDrawableInfo protocol
- */
-#define __DRI_GET_DRAWABLE_INFO "DRI_GetDrawableInfo"
-#define __DRI_GET_DRAWABLE_INFO_VERSION 1
-struct __DRIgetDrawableInfoExtensionRec {
- __DRIextension base;
+ /**
+ * Destroy the server-side portion of the drawable.
+ */
+ GLboolean (*destroyDrawable)( __DRInativeDisplay * ndpy, int screen,
+ __DRIid drawable );
/**
* This function is used to get information about the position, size, and
* clip rects of a drawable.
*/
- GLboolean (* getDrawableInfo) ( __DRIdrawable *drawable,
- unsigned int * index, unsigned int * stamp,
+ GLboolean (* getDrawableInfo) ( __DRInativeDisplay *dpy, int scrn,
+ __DRIid draw, unsigned int * index, unsigned int * stamp,
int * x, int * y, int * width, int * height,
int * numClipRects, drm_clip_rect_t ** pClipRects,
int * backX, int * backY,
- int * numBackClipRects, drm_clip_rect_t ** pBackClipRects,
- void *loaderPrivate);
-};
+ int * numBackClipRects, drm_clip_rect_t ** pBackClipRects );
+ /*@}*/
-/**
- * Callback to get system time for media stream counter extensions.
- */
-#define __DRI_SYSTEM_TIME "DRI_SystemTime"
-#define __DRI_SYSTEM_TIME_VERSION 1
-struct __DRIsystemTimeExtensionRec {
- __DRIextension base;
/**
+ * \name Timing related functions.
+ */
+ /*@{*/
+ /**
* Get the 64-bit unadjusted system time (UST).
*/
int (*getUST)(int64_t * ust);
@@ -301,18 +234,9 @@ struct __DRIsystemTimeExtensionRec {
* the rate of the "media stream counter". In practical terms, this is
* the frame refresh rate of the display.
*/
- GLboolean (*getMSCRate)(__DRIdrawable *draw,
- int32_t * numerator, int32_t * denominator,
- void *loaderPrivate);
-};
-
-/**
- * Damage reporting
- */
-#define __DRI_DAMAGE "DRI_Damage"
-#define __DRI_DAMAGE_VERSION 1
-struct __DRIdamageExtensionRec {
- __DRIextension base;
+ GLboolean (*getMSCRate)(__DRInativeDisplay * dpy, __DRIid drawable,
+ int32_t * numerator, int32_t * denominator);
+ /*@}*/
/**
* Reports areas of the given drawable which have been modified by the
@@ -327,221 +251,15 @@ struct __DRIdamageExtensionRec {
* \param front_buffer boolean flag for whether the drawing to the
* drawable was actually done directly to the front buffer (instead
* of backing storage, for example)
- * \param loaderPrivate the data passed in at createNewDrawable time
*/
- void (*reportDamage)(__DRIdrawable *draw,
+ void (*reportDamage)(__DRInativeDisplay * dpy, int screen,
+ __DRIid drawable,
int x, int y,
drm_clip_rect_t *rects, int num_rects,
- GLboolean front_buffer,
- void *loaderPrivate);
-};
-
-/**
- * DRI2 Loader extension. This extension describes the basic
- * functionality the loader needs to provide for the DRI driver.
- */
-#define __DRI_LOADER "DRI_Loader"
-#define __DRI_LOADER_VERSION 1
-struct __DRIloaderExtensionRec {
- __DRIextension base;
-
- /**
- * Ping the windowing system to get it to reemit info for the
- * specified drawable in the DRI2 event buffer.
- *
- * \param draw the drawable for which to request info
- * \param tail the new event buffer tail pointer
- */
- void (*reemitDrawableInfo)(__DRIdrawable *draw, unsigned int *tail,
- void *loaderPrivate);
-
- void (*postDamage)(__DRIdrawable *draw, struct drm_clip_rect *rects,
- int num_rects, void *loaderPrivate);
-};
-
-#define __DRI_SWRAST_IMAGE_OP_DRAW 1
-#define __DRI_SWRAST_IMAGE_OP_CLEAR 2
-#define __DRI_SWRAST_IMAGE_OP_SWAP 3
-
-/**
- * SWRast Loader extension.
- */
-#define __DRI_SWRAST_LOADER "DRI_SWRastLoader"
-#define __DRI_SWRAST_LOADER_VERSION 1
-struct __DRIswrastLoaderExtensionRec {
- __DRIextension base;
-
- /*
- * Drawable position and size
- */
- void (*getDrawableInfo)(__DRIdrawable *drawable,
- int *x, int *y, int *width, int *height,
- void *loaderPrivate);
-
- /**
- * Put image to drawable
- */
- void (*putImage)(__DRIdrawable *drawable, int op,
- int x, int y, int width, int height, char *data,
- void *loaderPrivate);
-
- /**
- * Get image from drawable
- */
- void (*getImage)(__DRIdrawable *drawable,
- int x, int y, int width, int height, char *data,
- void *loaderPrivate);
-};
-
-/**
- * The remaining extensions describe driver extensions, immediately
- * available interfaces provided by the driver. To start using the
- * driver, dlsym() for the __DRI_DRIVER_EXTENSIONS symbol and look for
- * the extension you need in the array.
- */
-#define __DRI_DRIVER_EXTENSIONS "__driDriverExtensions"
-
-/**
- * Tokens for __DRIconfig attribs. A number of attributes defined by
- * GLX or EGL standards are not in the table, as they must be provided
- * by the loader. For example, FBConfig ID or visual ID, drawable type.
- */
-
-#define __DRI_ATTRIB_BUFFER_SIZE 1
-#define __DRI_ATTRIB_LEVEL 2
-#define __DRI_ATTRIB_RED_SIZE 3
-#define __DRI_ATTRIB_GREEN_SIZE 4
-#define __DRI_ATTRIB_BLUE_SIZE 5
-#define __DRI_ATTRIB_LUMINANCE_SIZE 6
-#define __DRI_ATTRIB_ALPHA_SIZE 7
-#define __DRI_ATTRIB_ALPHA_MASK_SIZE 8
-#define __DRI_ATTRIB_DEPTH_SIZE 9
-#define __DRI_ATTRIB_STENCIL_SIZE 10
-#define __DRI_ATTRIB_ACCUM_RED_SIZE 11
-#define __DRI_ATTRIB_ACCUM_GREEN_SIZE 12
-#define __DRI_ATTRIB_ACCUM_BLUE_SIZE 13
-#define __DRI_ATTRIB_ACCUM_ALPHA_SIZE 14
-#define __DRI_ATTRIB_SAMPLE_BUFFERS 15
-#define __DRI_ATTRIB_SAMPLES 16
-#define __DRI_ATTRIB_RENDER_TYPE 17
-#define __DRI_ATTRIB_CONFIG_CAVEAT 18
-#define __DRI_ATTRIB_CONFORMANT 19
-#define __DRI_ATTRIB_DOUBLE_BUFFER 20
-#define __DRI_ATTRIB_STEREO 21
-#define __DRI_ATTRIB_AUX_BUFFERS 22
-#define __DRI_ATTRIB_TRANSPARENT_TYPE 23
-#define __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE 24
-#define __DRI_ATTRIB_TRANSPARENT_RED_VALUE 25
-#define __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE 26
-#define __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE 27
-#define __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE 28
-#define __DRI_ATTRIB_FLOAT_MODE 29
-#define __DRI_ATTRIB_RED_MASK 30
-#define __DRI_ATTRIB_GREEN_MASK 31
-#define __DRI_ATTRIB_BLUE_MASK 32
-#define __DRI_ATTRIB_ALPHA_MASK 33
-#define __DRI_ATTRIB_MAX_PBUFFER_WIDTH 34
-#define __DRI_ATTRIB_MAX_PBUFFER_HEIGHT 35
-#define __DRI_ATTRIB_MAX_PBUFFER_PIXELS 36
-#define __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH 37
-#define __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT 38
-#define __DRI_ATTRIB_VISUAL_SELECT_GROUP 39
-#define __DRI_ATTRIB_SWAP_METHOD 40
-#define __DRI_ATTRIB_MAX_SWAP_INTERVAL 41
-#define __DRI_ATTRIB_MIN_SWAP_INTERVAL 42
-#define __DRI_ATTRIB_BIND_TO_TEXTURE_RGB 43
-#define __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA 44
-#define __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE 45
-#define __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS 46
-#define __DRI_ATTRIB_YINVERTED 47
-
-/* __DRI_ATTRIB_RENDER_TYPE */
-#define __DRI_ATTRIB_RGBA_BIT 0x01
-#define __DRI_ATTRIB_COLOR_INDEX_BIT 0x02
-#define __DRI_ATTRIB_LUMINANCE_BIT 0x04
-
-/* __DRI_ATTRIB_CONFIG_CAVEAT */
-#define __DRI_ATTRIB_SLOW_BIT 0x01
-#define __DRI_ATTRIB_NON_CONFORMANT_CONFIG 0x02
-
-/* __DRI_ATTRIB_TRANSPARENT_TYPE */
-#define __DRI_ATTRIB_TRANSPARENT_RGB 0x00
-#define __DRI_ATTRIB_TRANSPARENT_INDEX 0x01
-
-/* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
-#define __DRI_ATTRIB_TEXTURE_1D_BIT 0x01
-#define __DRI_ATTRIB_TEXTURE_2D_BIT 0x02
-#define __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT 0x04
-
-/**
- * This extension defines the core DRI functionality.
- */
-#define __DRI_CORE "DRI_Core"
-#define __DRI_CORE_VERSION 1
-
-struct __DRIcoreExtensionRec {
- __DRIextension base;
-
- __DRIscreen *(*createNewScreen)(int screen, int fd,
- unsigned int sarea_handle,
- const __DRIextension **extensions,
- const __DRIconfig ***driverConfigs,
- void *loaderPrivate);
-
- void (*destroyScreen)(__DRIscreen *screen);
-
- const __DRIextension **(*getExtensions)(__DRIscreen *screen);
-
- int (*getConfigAttrib)(const __DRIconfig *config,
- unsigned int attrib,
- unsigned int *value);
-
- int (*indexConfigAttrib)(const __DRIconfig *config, int index,
- unsigned int *attrib, unsigned int *value);
-
- __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
- const __DRIconfig *config,
- unsigned int drawable_id,
- unsigned int head,
- void *loaderPrivate);
-
- void (*destroyDrawable)(__DRIdrawable *drawable);
-
- void (*swapBuffers)(__DRIdrawable *drawable);
-
- __DRIcontext *(*createNewContext)(__DRIscreen *screen,
- const __DRIconfig *config,
- __DRIcontext *shared,
- void *loaderPrivate);
-
- int (*copyContext)(__DRIcontext *dest,
- __DRIcontext *src,
- unsigned long mask);
-
- void (*destroyContext)(__DRIcontext *context);
-
- int (*bindContext)(__DRIcontext *ctx,
- __DRIdrawable *pdraw,
- __DRIdrawable *pread);
-
- int (*unbindContext)(__DRIcontext *ctx);
-};
-
-/**
- * Stored version of some component (i.e., server-side DRI module, kernel-side
- * DRM, etc.).
- *
- * \todo
- * There are several data structures that explicitly store a major version,
- * minor version, and patch level. These structures should be modified to
- * have a \c __DRIversionRec instead.
- */
-struct __DRIversionRec {
- int major; /**< Major version number. */
- int minor; /**< Minor version number. */
- int patch; /**< Patch-level. */
+ int front_buffer);
};
+
/**
* Framebuffer information record. Used by libGL to communicate information
* about the framebuffer to the driver's \c __driCreateNewScreen function.
@@ -571,59 +289,229 @@ struct __DRIframebufferRec {
/**
- * This extension provides alternative screen, drawable and context
- * constructors for legacy DRI functionality. This is used in
- * conjunction with the core extension.
+ * Screen dependent methods. This structure is initialized during the
+ * \c __DRIdisplayRec::createScreen call.
*/
-#define __DRI_LEGACY "DRI_Legacy"
-#define __DRI_LEGACY_VERSION 1
-
-struct __DRIlegacyExtensionRec {
- __DRIextension base;
-
- __DRIscreen *(*createNewScreen)(int screen,
- const __DRIversion *ddx_version,
- const __DRIversion *dri_version,
- const __DRIversion *drm_version,
- const __DRIframebuffer *frame_buffer,
- void *pSAREA, int fd,
- const __DRIextension **extensions,
- const __DRIconfig ***driver_configs,
- void *loaderPrivate);
-
- __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
- const __DRIconfig *config,
- drm_drawable_t hwDrawable,
- int renderType, const int *attrs,
- void *loaderPrivate);
-
- __DRIcontext *(*createNewContext)(__DRIscreen *screen,
- const __DRIconfig *config,
- int render_type,
- __DRIcontext *shared,
- drm_context_t hwContext,
- void *loaderPrivate);
+struct __DRIscreenRec {
+ /**
+ * Method to destroy the private DRI screen data.
+ */
+ void (*destroyScreen)(__DRInativeDisplay *dpy, int scrn, void *screenPrivate);
+
+ /**
+ * Method to create the private DRI drawable data and initialize the
+ * drawable dependent methods.
+ */
+ void *(*createNewDrawable)(__DRInativeDisplay *dpy, const __GLcontextModes *modes,
+ __DRIid draw, __DRIdrawable *pdraw,
+ int renderType, const int *attrs);
+
+ /**
+ * Method to return a pointer to the DRI drawable data.
+ */
+ __DRIdrawable *(*getDrawable)(__DRInativeDisplay *dpy, __DRIid draw,
+ void *drawablePrivate);
+
+ /**
+ * Opaque pointer to private per screen direct rendering data. \c NULL
+ * if direct rendering is not supported on this screen. Never
+ * dereferenced in libGL.
+ */
+ void *private;
+
+ /**
+ * Get the number of vertical refreshes since some point in time before
+ * this function was first called (i.e., system start up).
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*getMSC)( void *screenPrivate, int64_t *msc );
+
+ /**
+ * Opaque pointer that points back to the containing
+ * \c __GLXscreenConfigs. This data structure is shared with DRI drivers
+ * but \c __GLXscreenConfigs is not. However, they are needed by some GLX
+ * functions called by DRI drivers.
+ *
+ * \since Internal API version 20030813.
+ */
+ void *screenConfigs;
+
+ /**
+ * Functions associated with MESA_allocate_memory.
+ *
+ * \since Internal API version 20030815.
+ */
+ /*@{*/
+ void *(*allocateMemory)(__DRInativeDisplay *dpy, int scrn, GLsizei size,
+ GLfloat readfreq, GLfloat writefreq,
+ GLfloat priority);
+
+ void (*freeMemory)(__DRInativeDisplay *dpy, int scrn, GLvoid *pointer);
+
+ GLuint (*memoryOffset)(__DRInativeDisplay *dpy, int scrn, const GLvoid *pointer);
+ /*@}*/
+
+ /**
+ * Method to create the private DRI context data and initialize the
+ * context dependent methods.
+ *
+ * \since Internal API version 20031201.
+ */
+ void * (*createNewContext)(__DRInativeDisplay *dpy, const __GLcontextModes *modes,
+ int render_type,
+ void *sharedPrivate, __DRIcontext *pctx);
+
+ /**
+ * Method to override base texture image with a driver specific 'offset'.
+ * The depth passed in allows e.g. to ignore the alpha channel of texture
+ * images where the non-alpha components don't occupy a whole texel.
+ *
+ * For GLX_EXT_texture_from_pixmap with AIGLX.
+ *
+ * \since Internal API version 20070121.
+ */
+ void (*setTexOffset)(__DRIcontext *pDRICtx, GLint texname,
+ unsigned long long offset, GLint depth, GLuint pitch);
};
/**
- * This extension provides alternative screen, drawable and context
- * constructors for swrast DRI functionality. This is used in
- * conjunction with the core extension.
+ * Context dependent methods. This structure is initialized during the
+ * \c __DRIscreenRec::createContext call.
*/
-#define __DRI_SWRAST "DRI_SWRast"
-#define __DRI_SWRAST_VERSION 1
+struct __DRIcontextRec {
+ /**
+ * Method to destroy the private DRI context data.
+ */
+ void (*destroyContext)(__DRInativeDisplay *dpy, int scrn, void *contextPrivate);
-struct __DRIswrastExtensionRec {
- __DRIextension base;
+ /**
+ * Opaque pointer to private per context direct rendering data.
+ * \c NULL if direct rendering is not supported on the display or
+ * screen used to create this context. Never dereferenced in libGL.
+ */
+ void *private;
+
+ /**
+ * Pointer to the mode used to create this context.
+ *
+ * \since Internal API version 20040317.
+ */
+ const __GLcontextModes * mode;
+
+ /**
+ * Method to bind a DRI drawable to a DRI graphics context.
+ *
+ * \since Internal API version 20050727.
+ */
+ GLboolean (*bindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw,
+ __DRIid read, __DRIcontext *ctx);
+
+ /**
+ * Method to unbind a DRI drawable from a DRI graphics context.
+ *
+ * \since Internal API version 20050727.
+ */
+ GLboolean (*unbindContext)(__DRInativeDisplay *dpy, int scrn, __DRIid draw,
+ __DRIid read, __DRIcontext *ctx);
+};
+
+/**
+ * Drawable dependent methods. This structure is initialized during the
+ * \c __DRIscreenRec::createDrawable call. \c createDrawable is not called
+ * by libGL at this time. It's currently used via the dri_util.c utility code
+ * instead.
+ */
+struct __DRIdrawableRec {
+ /**
+ * Method to destroy the private DRI drawable data.
+ */
+ void (*destroyDrawable)(__DRInativeDisplay *dpy, void *drawablePrivate);
+
+ /**
+ * Method to swap the front and back buffers.
+ */
+ void (*swapBuffers)(__DRInativeDisplay *dpy, void *drawablePrivate);
+
+ /**
+ * Opaque pointer to private per drawable direct rendering data.
+ * \c NULL if direct rendering is not supported on the display or
+ * screen used to create this drawable. Never dereferenced in libGL.
+ */
+ void *private;
+
+ /**
+ * Get the number of completed swap buffers for this drawable.
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*getSBC)(__DRInativeDisplay *dpy, void *drawablePrivate, int64_t *sbc );
+
+ /**
+ * Wait for the SBC to be greater than or equal target_sbc.
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*waitForSBC)( __DRInativeDisplay * dpy, void *drawablePriv,
+ int64_t target_sbc,
+ int64_t * msc, int64_t * sbc );
+
+ /**
+ * Wait for the MSC to equal target_msc, or, if that has already passed,
+ * the next time (MSC % divisor) is equal to remainder. If divisor is
+ * zero, the function will return as soon as MSC is greater than or equal
+ * to target_msc.
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*waitForMSC)( __DRInativeDisplay * dpy, void *drawablePriv,
+ int64_t target_msc, int64_t divisor, int64_t remainder,
+ int64_t * msc, int64_t * sbc );
- __DRIscreen *(*createNewScreen)(int screen,
- const __DRIextension **extensions,
- const __DRIconfig ***driver_configs,
- void *loaderPrivate);
+ /**
+ * Like \c swapBuffers, but does NOT have an implicit \c glFlush. Once
+ * rendering is complete, waits until MSC is equal to target_msc, or
+ * if that has already passed, waits until (MSC % divisor) is equal
+ * to remainder. If divisor is zero, the swap will happen as soon as
+ * MSC is greater than or equal to target_msc.
+ *
+ * \since Internal API version 20030317.
+ */
+ int64_t (*swapBuffersMSC)(__DRInativeDisplay *dpy, void *drawablePrivate,
+ int64_t target_msc,
+ int64_t divisor, int64_t remainder);
- __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
- const __DRIconfig *config,
- void *loaderPrivate);
+ /**
+ * Enable or disable frame usage tracking.
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*frameTracking)(__DRInativeDisplay *dpy, void *drawablePrivate, GLboolean enable);
+
+ /**
+ * Retrieve frame usage information.
+ *
+ * \since Internal API version 20030317.
+ */
+ int (*queryFrameTracking)(__DRInativeDisplay *dpy, void *drawablePrivate,
+ int64_t * sbc, int64_t * missedFrames,
+ float * lastMissedUsage, float * usage );
+
+ /**
+ * Used by drivers that implement the GLX_SGI_swap_control or
+ * GLX_MESA_swap_control extension.
+ *
+ * \since Internal API version 20030317.
+ */
+ unsigned swap_interval;
+
+ /**
+ * Used by drivers that implement the GLX_MESA_copy_sub_buffer extension.
+ *
+ * \since Internal API version 20060314.
+ */
+ void (*copySubBuffer)(__DRInativeDisplay *dpy, void *drawablePrivate,
+ int x, int y, int w, int h);
};
#endif
diff --git a/include/GL/internal/dri_sarea.h b/include/GL/internal/dri_sarea.h
deleted file mode 100644
index 849161fbc1..0000000000
--- a/include/GL/internal/dri_sarea.h
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * Copyright 2007 Red Hat, Inc
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef DRI_SAREA_H
-#define DRI_SAREA_H
-
-#include <drm.h>
-
-/* The DRI2 SAREA holds a list of self-describing blocks. Each block
- * is 8 byte aligned and has a common 32-bit header word. The upper
- * 16 bits describe the type of the block and the lower 16 bits the
- * size. DRI2 only defines a couple of blocks and allows drivers to
- * define driver specific blocks using type codes from 0x8000 and up.
- * The type code 0x0000 defines the end of the sarea. */
-
-#define DRI2_SAREA_BLOCK_HEADER(type, size) (((type) << 16) | (size))
-#define DRI2_SAREA_BLOCK_TYPE(b) ((b) >> 16)
-#define DRI2_SAREA_BLOCK_SIZE(b) ((b) & 0xffff)
-#define DRI2_SAREA_BLOCK_NEXT(p) \
- ((void *) ((unsigned char *) (p) + \
- DRI2_SAREA_BLOCK_SIZE(*(unsigned int *) p)))
-
-#define DRI2_SAREA_BLOCK_END 0x0000
-#define DRI2_SAREA_BLOCK_LOCK 0x0001
-#define DRI2_SAREA_BLOCK_EVENT_BUFFER 0x0002
-
-/* Chipset specific blocks start at 0x8000, 0xffff is reserved. */
-
-typedef struct __DRILock __DRILock;
-typedef struct __DRIEventBuffer __DRIEventBuffer;
-typedef struct __DRIDrawableBuffer __DRIDrawableBuffer;
-typedef struct __DRIDrawableConfigEvent __DRIDrawableConfigEvent;
-typedef struct __DRIBufferAttachEvent __DRIBufferAttachEvent;
-
-struct __DRILock {
- unsigned int block_header;
- drm_hw_lock_t lock;
-
- /* We use this with DRM_CAS to allocate lock IDs for the real lock.*/
- unsigned int next_id;
-};
-
-struct __DRIEventBuffer {
- unsigned int block_header;
- unsigned int head; /* last valid event */
- unsigned int prealloc; /* event currently being written */
- unsigned int size; /* size of data */
- unsigned char data[0];
-};
-
-enum {
- /* the four standard color buffers */
- DRI_DRAWABLE_BUFFER_FRONT_LEFT = 0,
- DRI_DRAWABLE_BUFFER_BACK_LEFT = 1,
- DRI_DRAWABLE_BUFFER_FRONT_RIGHT = 2,
- DRI_DRAWABLE_BUFFER_BACK_RIGHT = 3,
- /* optional aux buffer */
- DRI_DRAWABLE_BUFFER_AUX0 = 4,
- DRI_DRAWABLE_BUFFER_AUX1 = 5,
- DRI_DRAWABLE_BUFFER_AUX2 = 6,
- DRI_DRAWABLE_BUFFER_AUX3 = 7,
- DRI_DRAWABLE_BUFFER_DEPTH = 8,
- DRI_DRAWABLE_BUFFER_STENCIL = 9,
- DRI_DRAWABLE_BUFFER_ACCUM = 10,
- /* generic renderbuffers */
- DRI_DRAWABLE_BUFFER_COLOR0 = 11,
- DRI_DRAWABLE_BUFFER_COLOR1 = 12,
- DRI_DRAWABLE_BUFFER_COLOR2 = 13,
- DRI_DRAWABLE_BUFFER_COLOR3 = 14,
- DRI_DRAWABLE_BUFFER_COLOR4 = 15,
- DRI_DRAWABLE_BUFFER_COLOR5 = 16,
- DRI_DRAWABLE_BUFFER_COLOR6 = 17,
- DRI_DRAWABLE_BUFFER_COLOR7 = 18,
- DRI_DRAWABLE_BUFFER_COUNT = 19
-};
-
-struct __DRIDrawableBuffer {
- unsigned int attachment;
- unsigned int handle;
- unsigned int pitch;
- unsigned short cpp;
-
- /* Upper 8 bits are driver specific, lower 8 bits generic. The
- * bits can inidicate buffer properties such as tiled, swizzled etc. */
- unsigned short flags;
-};
-
-#define DRI2_EVENT_HEADER(type, size) (((type) << 16) | (size))
-#define DRI2_EVENT_TYPE(b) ((b) >> 16)
-#define DRI2_EVENT_SIZE(b) ((b) & 0xffff)
-
-#define DRI2_EVENT_PAD 0x0000
-#define DRI2_EVENT_DRAWABLE_CONFIG 0x0001
-#define DRI2_EVENT_BUFFER_ATTACH 0x0002
-
-struct __DRIDrawableConfigEvent {
- unsigned int event_header;
- unsigned int drawable;
- short x;
- short y;
- unsigned int width;
- unsigned int height;
- unsigned int num_rects;
- struct drm_clip_rect rects[0];
-};
-
-struct __DRIBufferAttachEvent {
- unsigned int event_header;
- unsigned int drawable;
- __DRIDrawableBuffer buffer;
-};
-
-#endif /* DRI_SAREA_H */
diff --git a/include/GL/internal/glcore.h b/include/GL/internal/glcore.h
index 1bb63c1aee..fc0aaf3d5e 100644
--- a/include/GL/internal/glcore.h
+++ b/include/GL/internal/glcore.h
@@ -41,7 +41,6 @@
#define GL_CORE_SGI 1
#define GL_CORE_MESA 2
#define GL_CORE_APPLE 4
-#define GL_CORE_WINDOWS 8
typedef struct __GLcontextRec __GLcontext;