diff options
Diffstat (limited to 'mesalib/src/mesa/drivers/dri/common/dri_util.h')
| -rw-r--r-- | mesalib/src/mesa/drivers/dri/common/dri_util.h | 201 |
1 files changed, 89 insertions, 112 deletions
diff --git a/mesalib/src/mesa/drivers/dri/common/dri_util.h b/mesalib/src/mesa/drivers/dri/common/dri_util.h index 7a3b0a9b2..bebb021f6 100644 --- a/mesalib/src/mesa/drivers/dri/common/dri_util.h +++ b/mesalib/src/mesa/drivers/dri/common/dri_util.h @@ -44,24 +44,25 @@ * \author Brian Paul <brian@precisioninsight.com> */ +/** + * The following structs are shared between DRISW and DRI2, the DRISW structs + * are essentially base classes of the DRI2 structs. DRISW needs to compile on + * platforms without DRM, so keep the structs opaque to DRM. + */ + #ifndef _DRI_UTIL_H_ #define _DRI_UTIL_H_ #include <GL/gl.h> -#include <drm.h> -#include <drm_sarea.h> -#include <xf86drm.h> -#include "xmlconfig.h" -#include "main/glheader.h" +#include <GL/internal/dri_interface.h> #include "main/mtypes.h" -#include "GL/internal/dri_interface.h" - -#define GLX_BAD_CONTEXT 5 +#include "xmlconfig.h" /** * Extensions. */ extern const __DRIcoreExtension driCoreExtension; +extern const __DRIswrastExtension driSWRastExtension; extern const __DRIdri2Extension driDRI2Extension; extern const __DRI2configQueryExtension dri2ConfigQueryExtension; @@ -76,56 +77,37 @@ extern const __DRI2configQueryExtension dri2ConfigQueryExtension; * this structure. */ struct __DriverAPIRec { - /** - * Screen destruction callback - */ + const __DRIconfig **(*InitScreen) (__DRIscreen * priv); + void (*DestroyScreen)(__DRIscreen *driScrnPriv); - /** - * Context creation callback - */ GLboolean (*CreateContext)(gl_api api, - const struct gl_config *glVis, - __DRIcontext *driContextPriv, + const struct gl_config *glVis, + __DRIcontext *driContextPriv, void *sharedContextPrivate); - /** - * Context destruction callback - */ void (*DestroyContext)(__DRIcontext *driContextPriv); - /** - * Buffer (drawable) creation callback - */ GLboolean (*CreateBuffer)(__DRIscreen *driScrnPriv, __DRIdrawable *driDrawPriv, const struct gl_config *glVis, GLboolean pixmapBuffer); - - /** - * Buffer (drawable) destruction callback - */ + void (*DestroyBuffer)(__DRIdrawable *driDrawPriv); - /** - * Context activation callback - */ + void (*SwapBuffers)(__DRIdrawable *driDrawPriv); + GLboolean (*MakeCurrent)(__DRIcontext *driContextPriv, __DRIdrawable *driDrawPriv, __DRIdrawable *driReadPriv); - /** - * Context unbinding callback - */ GLboolean (*UnbindContext)(__DRIcontext *driContextPriv); - /* DRI2 Entry point */ - const __DRIconfig **(*InitScreen2) (__DRIscreen * priv); - __DRIbuffer *(*AllocateBuffer) (__DRIscreen *screenPrivate, - unsigned int attachment, - unsigned int format, - int width, int height); + unsigned int attachment, + unsigned int format, + int width, int height); + void (*ReleaseBuffer) (__DRIscreen *screenPrivate, __DRIbuffer *buffer); }; @@ -133,59 +115,54 @@ extern const struct __DriverAPIRec driDriverAPI; /** - * Per-drawable private DRI driver information. + * Per-screen private driver information. */ -struct __DRIdrawableRec { +struct __DRIscreenRec { /** - * Driver's private drawable information. - * - * This structure is opaque. + * Current screen's number */ - void *driverPrivate; + int myNum; /** - * Private data from the loader. We just hold on to it and pass - * it back when calling into loader provided functions. + * File descriptor returned when the kernel device driver is opened. + * + * Used to: + * - authenticate client to kernel + * - map the frame buffer, SAREA, etc. + * - close the kernel device driver */ - void *loaderPrivate; + int fd; /** - * Reference count for number of context's currently bound to this - * drawable. - * - * Once it reaches zero, the drawable can be destroyed. - * - * \note This behavior will change with GLX 1.3. + * DRM (kernel module) version information. */ - int refcount; + __DRIversion drm_version; /** - * Last value of the stamp. - * - * If this differs from the value stored at __DRIdrawable::dri2.stamp, - * then the drawable information has been modified by the X server, and the - * drawable information (below) should be retrieved from the X server. + * Device-dependent private information (not stored in the SAREA). + * + * This pointer is never touched by the DRI layer. */ - unsigned int lastStamp; + void *driverPrivate; - int w, h; + void *loaderPrivate; - /** - * Pointer to context to which this drawable is currently bound. - */ - __DRIcontext *driContextPriv; + const __DRIextension **extensions; - /** - * Pointer to screen on which this drawable was created. - */ - __DRIscreen *driScreenPriv; + const __DRIswrastLoaderExtension *swrast_loader; - /** - * Drawable timestamp. Increased when the loader calls invalidate. - */ struct { - unsigned int stamp; + /* Flag to indicate that this is a DRI2 screen. Many of the above + * fields will not be valid or initializaed in that case. */ + __DRIdri2LoaderExtension *loader; + __DRIimageLookupExtension *image; + __DRIuseInvalidateExtension *useInvalidate; } dri2; + + driOptionCache optionInfo; + driOptionCache optionCache; + + unsigned int api_mask; }; /** @@ -198,6 +175,11 @@ struct __DRIcontextRec { void *driverPrivate; /** + * The loaders's private context data. This structure is opaque. + */ + void *loaderPrivate; + + /** * Pointer to drawable currently bound to this context for drawing. */ __DRIdrawable *driDrawablePriv; @@ -212,11 +194,6 @@ struct __DRIcontextRec { */ __DRIscreen *driScreenPriv; - /** - * The loaders's private context data. This structure is opaque. - */ - void *loaderPrivate; - struct { int draw_stamp; int read_stamp; @@ -224,59 +201,59 @@ struct __DRIcontextRec { }; /** - * Per-screen private driver information. + * Per-drawable private DRI driver information. */ -struct __DRIscreenRec { +struct __DRIdrawableRec { /** - * Current screen's number + * Driver's private drawable information. + * + * This structure is opaque. */ - int myNum; + void *driverPrivate; /** - * Callback functions into the hardware-specific DRI driver code. + * Private data from the loader. We just hold on to it and pass + * it back when calling into loader provided functions. */ - struct __DriverAPIRec DriverAPI; + void *loaderPrivate; - const __DRIextension **extensions; + /** + * Pointer to context to which this drawable is currently bound. + */ + __DRIcontext *driContextPriv; /** - * DRM (kernel module) version information. + * Pointer to screen on which this drawable was created. */ - __DRIversion drm_version; + __DRIscreen *driScreenPriv; /** - * File descriptor returned when the kernel device driver is opened. - * - * Used to: - * - authenticate client to kernel - * - map the frame buffer, SAREA, etc. - * - close the kernel device driver + * Reference count for number of context's currently bound to this + * drawable. + * + * Once it reaches zero, the drawable can be destroyed. + * + * \note This behavior will change with GLX 1.3. */ - int fd; + int refcount; /** - * Device-dependent private information (not stored in the SAREA). - * - * This pointer is never touched by the DRI layer. + * Last value of the stamp. + * + * If this differs from the value stored at __DRIdrawable::dri2.stamp, + * then the drawable information has been modified by the X server, and the + * drawable information (below) should be retrieved from the X server. */ -#ifdef __cplusplus - void *priv; -#else - void *private; -#endif + unsigned int lastStamp; + int w, h; + + /** + * Drawable timestamp. Increased when the loader calls invalidate. + */ struct { - /* Flag to indicate that this is a DRI2 screen. Many of the above - * fields will not be valid or initializaed in that case. */ - __DRIdri2LoaderExtension *loader; - __DRIimageLookupExtension *image; - __DRIuseInvalidateExtension *useInvalidate; + unsigned int stamp; } dri2; - - driOptionCache optionInfo; - driOptionCache optionCache; - unsigned int api_mask; - void *loaderPrivate; }; extern void |