-/* $XFree86: xc/lib/GL/dri/dri_util.h,v 1.1 2002/02/22 21:32:52 dawes Exp $ */
-/**
- * \file dri_util.h
- * DRI utility functions definitions.
- *
- * This module acts as glue between GLX and the actual hardware driver. A DRI
- * driver doesn't really \e have to use any of this - it's optional. But, some
- * useful stuff is done here that otherwise would have to be duplicated in most
- * drivers.
- *
- * Basically, these utility functions take care of some of the dirty details of
- * screen initialization, context creation, context binding, DRM setup, etc.
- *
- * These functions are compiled into each DRI driver so libGL.so knows nothing
- * about them.
- *
- * \sa dri_util.c.
- *
- * \author Kevin E. Martin <kevin@precisioninsight.com>
- * \author Brian Paul <brian@precisioninsight.com>
- */
-
/*
* Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
* All Rights Reserved.
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
+/**
+ * \file dri_util.h
+ * DRI utility functions definitions.
+ *
+ * This module acts as glue between GLX and the actual hardware driver. A DRI
+ * driver doesn't really \e have to use any of this - it's optional. But, some
+ * useful stuff is done here that otherwise would have to be duplicated in most
+ * drivers.
+ *
+ * Basically, these utility functions take care of some of the dirty details of
+ * screen initialization, context creation, context binding, DRM setup, etc.
+ *
+ * These functions are compiled into each DRI driver so libGL.so knows nothing
+ * about them.
+ *
+ * \sa dri_util.c.
+ *
+ * \author Kevin E. Martin <kevin@precisioninsight.com>
+ * \author Brian Paul <brian@precisioninsight.com>
+ */
#ifndef _DRI_UTIL_H_
#define _DRI_UTIL_H_
#include <GL/gl.h>
-#include "drm.h"
-#include "drm_sarea.h"
-#include "xf86drm.h"
+#include <drm.h>
+#include <drm_sarea.h>
+#include <xf86drm.h>
+#include "main/glheader.h"
#include "GL/internal/glcore.h"
#include "GL/internal/dri_interface.h"
-#include "GL/internal/dri_sarea.h"
#define GLX_BAD_CONTEXT 5
-typedef struct __DRIdisplayPrivateRec __DRIdisplayPrivate;
-typedef struct __DRIscreenPrivateRec __DRIscreenPrivate;
-typedef struct __DRIcontextPrivateRec __DRIcontextPrivate;
-typedef struct __DRIdrawablePrivateRec __DRIdrawablePrivate;
typedef struct __DRIswapInfoRec __DRIswapInfo;
-typedef struct __DRIutilversionRec2 __DRIutilversion2;
-
-/**
- * Driver specific entry point. Implemented by the driver. Called
- * from the top level createNewScreen entry point to initialize the
- * __DRIscreenPrivate struct.
- */
-extern __GLcontextModes *__driDriverInitScreen(__DRIscreenPrivate *psp);
-
-/** Ditto for DRI2 capable drivers. */
-extern __GLcontextModes *__dri2DriverInitScreen(__DRIscreenPrivate *psp);
+/* Typedefs to avoid rewriting the world. */
+typedef struct __DRIscreenRec __DRIscreenPrivate;
+typedef struct __DRIdrawableRec __DRIdrawablePrivate;
+typedef struct __DRIcontextRec __DRIcontextPrivate;
/**
* Extensions.
*/
+extern const __DRIlegacyExtension driLegacyExtension;
+extern const __DRIcoreExtension driCoreExtension;
extern const __DRIextension driReadDrawableExtension;
extern const __DRIcopySubBufferExtension driCopySubBufferExtension;
extern const __DRIswapControlExtension driSwapControlExtension;
/**
* Utility macro to validate the drawable information.
*
- * See __DRIdrawablePrivate::pStamp and __DRIdrawablePrivate::lastStamp.
+ * See __DRIdrawable::pStamp and __DRIdrawable::lastStamp.
*/
#define DRI_VALIDATE_DRAWABLE_INFO(psp, pdp) \
do { \
* this structure.
*/
struct __DriverAPIRec {
+ const __DRIconfig **(*InitScreen) (__DRIscreen * priv);
+
/**
* Screen destruction callback
*/
- void (*DestroyScreen)(__DRIscreenPrivate *driScrnPriv);
+ void (*DestroyScreen)(__DRIscreen *driScrnPriv);
/**
* Context creation callback
*/
GLboolean (*CreateContext)(const __GLcontextModes *glVis,
- __DRIcontextPrivate *driContextPriv,
+ __DRIcontext *driContextPriv,
void *sharedContextPrivate);
/**
* Context destruction callback
*/
- void (*DestroyContext)(__DRIcontextPrivate *driContextPriv);
+ void (*DestroyContext)(__DRIcontext *driContextPriv);
/**
* Buffer (drawable) creation callback
*/
- GLboolean (*CreateBuffer)(__DRIscreenPrivate *driScrnPriv,
- __DRIdrawablePrivate *driDrawPriv,
+ GLboolean (*CreateBuffer)(__DRIscreen *driScrnPriv,
+ __DRIdrawable *driDrawPriv,
const __GLcontextModes *glVis,
GLboolean pixmapBuffer);
/**
* Buffer (drawable) destruction callback
*/
- void (*DestroyBuffer)(__DRIdrawablePrivate *driDrawPriv);
+ void (*DestroyBuffer)(__DRIdrawable *driDrawPriv);
/**
* Buffer swapping callback
*/
- void (*SwapBuffers)(__DRIdrawablePrivate *driDrawPriv);
+ void (*SwapBuffers)(__DRIdrawable *driDrawPriv);
/**
* Context activation callback
*/
- GLboolean (*MakeCurrent)(__DRIcontextPrivate *driContextPriv,
- __DRIdrawablePrivate *driDrawPriv,
- __DRIdrawablePrivate *driReadPriv);
+ GLboolean (*MakeCurrent)(__DRIcontext *driContextPriv,
+ __DRIdrawable *driDrawPriv,
+ __DRIdrawable *driReadPriv);
/**
* Context unbinding callback
*/
- GLboolean (*UnbindContext)(__DRIcontextPrivate *driContextPriv);
+ GLboolean (*UnbindContext)(__DRIcontext *driContextPriv);
/**
* Retrieves statistics about buffer swap operations. Required if
* GLX_OML_sync_control or GLX_MESA_swap_frame_usage is supported.
*/
- int (*GetSwapInfo)( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo );
+ int (*GetSwapInfo)( __DRIdrawable *dPriv, __DRIswapInfo * sInfo );
/**
* These are required if GLX_OML_sync_control is supported.
*/
/*@{*/
- int (*WaitForMSC)( __DRIdrawablePrivate *priv, int64_t target_msc,
+ int (*WaitForMSC)( __DRIdrawable *priv, int64_t target_msc,
int64_t divisor, int64_t remainder,
int64_t * msc );
- int (*WaitForSBC)( __DRIdrawablePrivate *priv, int64_t target_sbc,
+ int (*WaitForSBC)( __DRIdrawable *priv, int64_t target_sbc,
int64_t * msc, int64_t * sbc );
- int64_t (*SwapBuffersMSC)( __DRIdrawablePrivate *priv, int64_t target_msc,
+ int64_t (*SwapBuffersMSC)( __DRIdrawable *priv, int64_t target_msc,
int64_t divisor, int64_t remainder );
/*@}*/
- void (*CopySubBuffer)(__DRIdrawablePrivate *driDrawPriv,
+ void (*CopySubBuffer)(__DRIdrawable *driDrawPriv,
int x, int y, int w, int h);
/**
* level DRM driver (e.g. pipe info). Required if
* GLX_SGI_video_sync or GLX_OML_sync_control is supported.
*/
- int (*GetDrawableMSC) ( __DRIscreenPrivate * priv,
- __DRIdrawablePrivate *drawablePrivate,
+ int (*GetDrawableMSC) ( __DRIscreen * priv,
+ __DRIdrawable *drawablePrivate,
int64_t *count);
- /* DRI2 Entry points */
- void (*UpdateBuffer)(__DRIdrawablePrivate *dPriv,
- unsigned int *event);
+
+
+ /* DRI2 Entry point */
+ const __DRIconfig **(*InitScreen2) (__DRIscreen * priv);
};
+extern const struct __DriverAPIRec driDriverAPI;
+
struct __DRIswapInfoRec {
/**
* Number of swapBuffers operations that have been *completed*.
*/
- u_int64_t swap_count;
+ uint64_t swap_count;
/**
* Unadjusted system time of the last buffer swap. This is the time
* swap, it has missed its deadline. If swap_interval is 0, then the
* swap deadline is 1 frame after the previous swap.
*/
- u_int64_t swap_missed_count;
+ uint64_t swap_missed_count;
/**
* Amount of time used by the last swap that missed its deadline. This
/**
* Per-drawable private DRI driver information.
*/
-struct __DRIdrawablePrivateRec {
+struct __DRIdrawableRec {
/**
* Kernel drawable handle
*/
void *driverPrivate;
/**
- * X's drawable ID associated with this private drawable.
+ * Private data from the loader. We just hold on to it and pass
+ * it back when calling into loader provided functions.
*/
- __DRIdrawable *pdraw;
+ void *loaderPrivate;
/**
* Reference count for number of context's currently bound to this
/**
* Last value of the stamp.
*
- * If this differs from the value stored at __DRIdrawablePrivate::pStamp,
+ * If this differs from the value stored at __DRIdrawable::pStamp,
* then the drawable information has been modified by the X server, and the
* drawable information (below) should be retrieved from the X server.
*/
/**
* Pointer to context to which this drawable is currently bound.
*/
- __DRIcontextPrivate *driContextPriv;
+ __DRIcontext *driContextPriv;
/**
* Pointer to screen on which this drawable was created.
*/
- __DRIscreenPrivate *driScreenPriv;
-
- /**
- * Called via glXSwapBuffers().
- */
- void (*swapBuffers)( __DRIdrawablePrivate *dPriv );
+ __DRIscreen *driScreenPriv;
/**
* Controls swap interval as used by GLX_SGI_swap_control and
* GLX_MESA_swap_control.
*/
unsigned int swap_interval;
- struct {
- unsigned int tail;
- } dri2;
};
/**
* Per-context private driver information.
*/
-struct __DRIcontextPrivateRec {
+struct __DRIcontextRec {
/**
* Kernel context handle used to access the device lock.
*/
/**
* Pointer to drawable currently bound to this context for drawing.
*/
- __DRIdrawablePrivate *driDrawablePriv;
+ __DRIdrawable *driDrawablePriv;
/**
* Pointer to drawable currently bound to this context for reading.
*/
- __DRIdrawablePrivate *driReadablePriv;
+ __DRIdrawable *driReadablePriv;
/**
* Pointer to screen on which this context was created.
*/
- __DRIscreenPrivate *driScreenPriv;
+ __DRIscreen *driScreenPriv;
};
/**
* Per-screen private driver information.
*/
-struct __DRIscreenPrivateRec {
+struct __DRIscreenRec {
/**
* Current screen's number
*/
*/
struct __DriverAPIRec DriverAPI;
+ const __DRIextension **extensions;
/**
* DDX / 2D driver version information.
*/
* context is created when the first "real" context is created on this
* screen.
*/
- __DRIcontextPrivate dummyContextPriv;
+ __DRIcontext dummyContextPriv;
/**
* Device-dependent private information (not stored in the SAREA).
*/
__DRIscreen *psc;
- /**
- * Extensions provided by this driver.
- */
- const __DRIextension **extensions;
-
/* Extensions provided by the loader. */
- const __DRIcontextModesExtension *contextModes;
const __DRIgetDrawableInfoExtension *getDrawableInfo;
const __DRIsystemTimeExtension *systemTime;
const __DRIdamageExtension *damage;
/* Flag to indicate that this is a DRI2 screen. Many of the above
* fields will not be valid or initializaed in that case. */
int enabled;
- drmBO sareaBO;
- void *sarea;
- __DRIEventBuffer *buffer;
- __DRILock *lock;
- __DRIcoreDRI2Extension *core;
+ __DRIdri2LoaderExtension *loader;
} dri2;
/* The lock actually in use, old sarea or DRI2 */
drmLock *lock;
};
-
-/**
- * Used to store a version which includes a major range instead of a single
- * major version number.
- */
-struct __DRIutilversionRec2 {
- int major_min; /** min allowed Major version number. */
- int major_max; /** max allowed Major version number. */
- int minor; /**< Minor version number. */
- int patch; /**< Patch-level. */
-};
-
-
extern void
__driUtilMessage(const char *f, ...);
extern void
-__driUtilUpdateDrawableInfo(__DRIdrawablePrivate *pdp);
-
-extern int
-__driParseEvents(__DRIscreenPrivate *psp, __DRIdrawablePrivate *pdp);
+__driUtilUpdateDrawableInfo(__DRIdrawable *pdp);
extern float
-driCalculateSwapUsage( __DRIdrawablePrivate *dPriv,
+driCalculateSwapUsage( __DRIdrawable *dPriv,
int64_t last_swap_ust, int64_t current_ust );
+extern GLint
+driIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 );
+
#endif /* _DRI_UTIL_H_ */