| /* |
| * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. |
| * Copyright 2007-2008 Red Hat, Inc. |
| * (C) Copyright IBM Corporation 2004 |
| * 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. |
| */ |
| |
| /** |
| * \file dri_interface.h |
| * |
| * This file contains all the types and functions that define the interface |
| * between a DRI driver and driver loader. Currently, the most common driver |
| * loader is the XFree86 libGL.so. However, other loaders do exist, and in |
| * the future the server-side libglx.a will also be a loader. |
| * |
| * \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 |
| |
| /* For archs with no drm.h */ |
| #if defined(__APPLE__) || defined(__CYGWIN__) || defined(__GNU__) |
| #ifndef __NOT_HAVE_DRM_H |
| #define __NOT_HAVE_DRM_H |
| #endif |
| #endif |
| |
| #ifndef __NOT_HAVE_DRM_H |
| #include <drm.h> |
| #else |
| typedef unsigned int drm_context_t; |
| typedef unsigned int drm_drawable_t; |
| typedef struct drm_clip_rect drm_clip_rect_t; |
| #endif |
| |
| /** |
| * \name DRI interface structures |
| * |
| * The following structures define the interface between the GLX client |
| * 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 __DRIframeTrackingExtensionRec __DRIframeTrackingExtension; |
| typedef struct __DRImediaStreamCounterExtensionRec __DRImediaStreamCounterExtension; |
| typedef struct __DRItexOffsetExtensionRec __DRItexOffsetExtension; |
| typedef struct __DRItexBufferExtensionRec __DRItexBufferExtension; |
| typedef struct __DRIlegacyExtensionRec __DRIlegacyExtension; |
| typedef struct __DRIswrastExtensionRec __DRIswrastExtension; |
| typedef struct __DRIbufferRec __DRIbuffer; |
| typedef struct __DRIdri2ExtensionRec __DRIdri2Extension; |
| typedef struct __DRIdri2LoaderExtensionRec __DRIdri2LoaderExtension; |
| typedef struct __DRI2flushExtensionRec __DRI2flushExtension; |
| typedef struct __DRI2throttleExtensionRec __DRI2throttleExtension; |
| typedef struct __DRI2fenceExtensionRec __DRI2fenceExtension; |
| |
| |
| typedef struct __DRIimageLoaderExtensionRec __DRIimageLoaderExtension; |
| typedef struct __DRIimageDriverExtensionRec __DRIimageDriverExtension; |
| |
| /*@}*/ |
| |
| |
| /** |
| * 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. |
| */ |
| 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. |
| */ |
| |
| /** |
| * Used by drivers to indicate support for setting the read drawable. |
| */ |
| #define __DRI_READ_DRAWABLE "DRI_ReadDrawable" |
| #define __DRI_READ_DRAWABLE_VERSION 1 |
| |
| /** |
| * Used by drivers that implement the GLX_MESA_copy_sub_buffer extension. |
| */ |
| #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); |
| }; |
| |
| /** |
| * 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_swap_frame_usage extension. |
| */ |
| #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); |
| |
| /** |
| * 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. |
| */ |
| #define __DRI_MEDIA_STREAM_COUNTER "DRI_MediaStreamCounter" |
| #define __DRI_MEDIA_STREAM_COUNTER_VERSION 1 |
| struct __DRImediaStreamCounterExtensionRec { |
| __DRIextension base; |
| |
| /** |
| * 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. |
| */ |
| int (*waitForMSC)(__DRIdrawable *drawable, |
| int64_t target_msc, int64_t divisor, int64_t remainder, |
| int64_t * msc, int64_t * sbc); |
| |
| /** |
| * Get the number of vertical refreshes since some point in time before |
| * this function was first called (i.e., system start up). |
| */ |
| 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; |
| |
| /** |
| * 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. |
| */ |
| void (*setTexOffset)(__DRIcontext *pDRICtx, GLint texname, |
| unsigned long long offset, GLint depth, GLuint pitch); |
| }; |
| |
| |
| /* Valid values for format in the setTexBuffer2 function below. These |
| * values match the GLX tokens for compatibility reasons, but we |
| * define them here since the DRI interface can't depend on GLX. */ |
| #define __DRI_TEXTURE_FORMAT_NONE 0x20D8 |
| #define __DRI_TEXTURE_FORMAT_RGB 0x20D9 |
| #define __DRI_TEXTURE_FORMAT_RGBA 0x20DA |
| |
| #define __DRI_TEX_BUFFER "DRI_TexBuffer" |
| #define __DRI_TEX_BUFFER_VERSION 3 |
| struct __DRItexBufferExtensionRec { |
| __DRIextension base; |
| |
| /** |
| * Method to override base texture image with the contents of a |
| * __DRIdrawable. |
| * |
| * For GLX_EXT_texture_from_pixmap with AIGLX. Deprecated in favor of |
| * setTexBuffer2 in version 2 of this interface |
| */ |
| void (*setTexBuffer)(__DRIcontext *pDRICtx, |
| GLint target, |
| __DRIdrawable *pDraw); |
| |
| /** |
| * Method to override base texture image with the contents of a |
| * __DRIdrawable, including the required texture format attribute. |
| * |
| * For GLX_EXT_texture_from_pixmap with AIGLX. |
| * |
| * \since 2 |
| */ |
| void (*setTexBuffer2)(__DRIcontext *pDRICtx, |
| GLint target, |
| GLint format, |
| __DRIdrawable *pDraw); |
| /** |
| * Method to release texture buffer in case some special platform |
| * need this. |
| * |
| * For GLX_EXT_texture_from_pixmap with AIGLX. |
| * |
| * \since 3 |
| */ |
| void (*releaseTexBuffer)(__DRIcontext *pDRICtx, |
| GLint target, |
| __DRIdrawable *pDraw); |
| }; |
| |
| /** |
| * Used by drivers that implement DRI2 |
| */ |
| #define __DRI2_FLUSH "DRI2_Flush" |
| #define __DRI2_FLUSH_VERSION 4 |
| |
| #define __DRI2_FLUSH_DRAWABLE (1 << 0) /* the drawable should be flushed. */ |
| #define __DRI2_FLUSH_CONTEXT (1 << 1) /* glFlush should be called */ |
| #define __DRI2_FLUSH_INVALIDATE_ANCILLARY (1 << 2) |
| |
| enum __DRI2throttleReason { |
| __DRI2_THROTTLE_SWAPBUFFER, |
| __DRI2_THROTTLE_COPYSUBBUFFER, |
| __DRI2_THROTTLE_FLUSHFRONT |
| }; |
| |
| struct __DRI2flushExtensionRec { |
| __DRIextension base; |
| void (*flush)(__DRIdrawable *drawable); |
| |
| /** |
| * Ask the driver to call getBuffers/getBuffersWithFormat before |
| * it starts rendering again. |
| * |
| * \param drawable the drawable to invalidate |
| * |
| * \since 3 |
| */ |
| void (*invalidate)(__DRIdrawable *drawable); |
| |
| /** |
| * This function reduces the number of flushes in the driver by combining |
| * several operations into one call. |
| * |
| * It can: |
| * - throttle |
| * - flush a drawable |
| * - flush a context |
| * |
| * \param context the context |
| * \param drawable the drawable to flush |
| * \param flags a combination of _DRI2_FLUSH_xxx flags |
| * \param throttle_reason the reason for throttling, 0 = no throttling |
| * |
| * \since 4 |
| */ |
| void (*flush_with_flags)(__DRIcontext *ctx, |
| __DRIdrawable *drawable, |
| unsigned flags, |
| enum __DRI2throttleReason throttle_reason); |
| }; |
| |
| |
| /** |
| * Extension that the driver uses to request |
| * throttle callbacks. |
| */ |
| |
| #define __DRI2_THROTTLE "DRI2_Throttle" |
| #define __DRI2_THROTTLE_VERSION 1 |
| |
| struct __DRI2throttleExtensionRec { |
| __DRIextension base; |
| void (*throttle)(__DRIcontext *ctx, |
| __DRIdrawable *drawable, |
| enum __DRI2throttleReason reason); |
| }; |
| |
| |
| /** |
| * Extension for fences / synchronization objects. |
| */ |
| |
| #define __DRI2_FENCE "DRI2_Fence" |
| #define __DRI2_FENCE_VERSION 1 |
| |
| #define __DRI2_FENCE_TIMEOUT_INFINITE 0xffffffffffffffffllu |
| |
| #define __DRI2_FENCE_FLAG_FLUSH_COMMANDS (1 << 0) |
| |
| struct __DRI2fenceExtensionRec { |
| __DRIextension base; |
| |
| /** |
| * Create and insert a fence into the command stream of the context. |
| */ |
| void *(*create_fence)(__DRIcontext *ctx); |
| |
| /** |
| * Get a fence associated with the OpenCL event object. |
| * This can be NULL, meaning that OpenCL interoperability is not supported. |
| */ |
| void *(*get_fence_from_cl_event)(__DRIscreen *screen, intptr_t cl_event); |
| |
| /** |
| * Destroy a fence. |
| */ |
| void (*destroy_fence)(__DRIscreen *screen, void *fence); |
| |
| /** |
| * This function waits and doesn't return until the fence is signalled |
| * or the timeout expires. It returns true if the fence has been signaled. |
| * |
| * \param ctx the context where commands are flushed |
| * \param fence the fence |
| * \param flags a combination of __DRI2_FENCE_FLAG_xxx flags |
| * \param timeout the timeout in ns or __DRI2_FENCE_TIMEOUT_INFINITE |
| */ |
| GLboolean (*client_wait_sync)(__DRIcontext *ctx, void *fence, |
| unsigned flags, uint64_t timeout); |
| |
| /** |
| * This function enqueues a wait command into the command stream of |
| * the context and then returns. When the execution reaches the wait |
| * command, no further execution will be done in the context until |
| * the fence is signaled. This is a no-op if the device doesn't support |
| * parallel execution of contexts. |
| * |
| * \param ctx the context where the waiting is done |
| * \param fence the fence |
| * \param flags a combination of __DRI2_FENCE_FLAG_xxx flags that make |
| * sense with this function (right now there are none) |
| */ |
| void (*server_wait_sync)(__DRIcontext *ctx, void *fence, unsigned flags); |
| }; |
| |
| |
| /*@}*/ |
| |
| /** |
| * 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. |
| */ |
| |
| typedef struct __DRIgetDrawableInfoExtensionRec __DRIgetDrawableInfoExtension; |
| typedef struct __DRIsystemTimeExtensionRec __DRIsystemTimeExtension; |
| typedef struct __DRIdamageExtensionRec __DRIdamageExtension; |
| typedef struct __DRIloaderExtensionRec __DRIloaderExtension; |
| typedef struct __DRIswrastLoaderExtensionRec __DRIswrastLoaderExtension; |
| |
| |
| /** |
| * Callback to getDrawableInfo protocol |
| */ |
| #define __DRI_GET_DRAWABLE_INFO "DRI_GetDrawableInfo" |
| #define __DRI_GET_DRAWABLE_INFO_VERSION 1 |
| struct __DRIgetDrawableInfoExtensionRec { |
| __DRIextension base; |
| |
| /** |
| * 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, |
| 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); |
| }; |
| |
| /** |
| * 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; |
| |
| /** |
| * Get the 64-bit unadjusted system time (UST). |
| */ |
| int (*getUST)(int64_t * ust); |
| |
| /** |
| * Get the media stream counter (MSC) rate. |
| * |
| * Matching the definition in GLX_OML_sync_control, this function returns |
| * 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; |
| |
| /** |
| * Reports areas of the given drawable which have been modified by the |
| * driver. |
| * |
| * \param drawable which the drawing was done to. |
| * \param rects rectangles affected, with the drawable origin as the |
| * origin. |
| * \param x X offset of the drawable within the screen (used in the |
| * front_buffer case) |
| * \param y Y offset of the drawable within the screen. |
| * \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, |
| int x, int y, |
| drm_clip_rect_t *rects, int num_rects, |
| GLboolean front_buffer, |
| 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 2 |
| 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 readable |
| */ |
| void (*getImage)(__DRIdrawable *readable, |
| int x, int y, int width, int height, |
| char *data, void *loaderPrivate); |
| |
| /** |
| * Put image to drawable |
| * |
| * \since 2 |
| */ |
| void (*putImage2)(__DRIdrawable *drawable, int op, |
| int x, int y, int width, int height, int stride, |
| char *data, void *loaderPrivate); |
| }; |
| |
| /** |
| * Invalidate loader extension. The presence of this extension |
| * indicates to the DRI driver that the loader will call invalidate in |
| * the __DRI2_FLUSH extension, whenever the needs to query for new |
| * buffers. This means that the DRI driver can drop the polling in |
| * glViewport(). |
| * |
| * The extension doesn't provide any functionality, it's only use to |
| * indicate to the driver that it can use the new semantics. A DRI |
| * driver can use this to switch between the different semantics or |
| * just refuse to initialize if this extension isn't present. |
| */ |
| #define __DRI_USE_INVALIDATE "DRI_UseInvalidate" |
| #define __DRI_USE_INVALIDATE_VERSION 1 |
| |
| typedef struct __DRIuseInvalidateExtensionRec __DRIuseInvalidateExtension; |
| struct __DRIuseInvalidateExtensionRec { |
| __DRIextension base; |
| }; |
| |
| /** |
| * 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" |
| |
| /** |
| * This symbol replaces the __DRI_DRIVER_EXTENSIONS symbol, and will be |
| * suffixed by "_drivername", allowing multiple drivers to be built into one |
| * library, and also giving the driver the chance to return a variable driver |
| * extensions struct depending on the driver name being loaded or any other |
| * system state. |
| * |
| * The function prototype is: |
| * |
| * const __DRIextension **__driDriverGetExtensions_drivername(void); |
| */ |
| #define __DRI_DRIVER_GET_EXTENSIONS "__driDriverGetExtensions" |
| |
| /** |
| * 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 |
| #define __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE 48 |
| |
| /* __DRI_ATTRIB_RENDER_TYPE */ |
| #define __DRI_ATTRIB_RGBA_BIT 0x01 |
| #define __DRI_ATTRIB_COLOR_INDEX_BIT 0x02 |
| #define __DRI_ATTRIB_LUMINANCE_BIT 0x04 |
| #define __DRI_ATTRIB_FLOAT_BIT 0x08 |
| #define __DRI_ATTRIB_UNSIGNED_FLOAT_BIT 0x10 |
| |
| /* __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. */ |
| }; |
| |
| /** |
| * Framebuffer information record. Used by libGL to communicate information |
| * about the framebuffer to the driver's \c __driCreateNewScreen function. |
| * |
| * In XFree86, most of this information is derrived from data returned by |
| * calling \c XF86DRIGetDeviceInfo. |
| * |
| * \sa XF86DRIGetDeviceInfo __DRIdisplayRec::createNewScreen |
| * __driUtilCreateNewScreen CallCreateNewScreen |
| * |
| * \bug This structure could be better named. |
| */ |
| struct __DRIframebufferRec { |
| unsigned char *base; /**< Framebuffer base address in the CPU's |
| * address space. This value is calculated by |
| * calling \c drmMap on the framebuffer handle |
| * returned by \c XF86DRIGetDeviceInfo (or a |
| * similar function). |
| */ |
| int size; /**< Framebuffer size, in bytes. */ |
| int stride; /**< Number of bytes from one line to the next. */ |
| int width; /**< Pixel width of the framebuffer. */ |
| int height; /**< Pixel height of the framebuffer. */ |
| int dev_priv_size; /**< Size of the driver's dev-priv structure. */ |
| void *dev_priv; /**< Pointer to the driver's dev-priv structure. */ |
| }; |
| |
| |
| /** |
| * This extension provides alternative screen, drawable and context |
| * constructors for legacy DRI functionality. This is used in |
| * conjunction with the core extension. |
| */ |
| #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); |
| }; |
| |
| /** |
| * This extension provides alternative screen, drawable and context |
| * constructors for swrast DRI functionality. This is used in |
| * conjunction with the core extension. |
| */ |
| #define __DRI_SWRAST "DRI_SWRast" |
| #define __DRI_SWRAST_VERSION 4 |
| |
| struct __DRIswrastExtensionRec { |
| __DRIextension base; |
| |
| __DRIscreen *(*createNewScreen)(int screen, |
| const __DRIextension **extensions, |
| const __DRIconfig ***driver_configs, |
| void *loaderPrivate); |
| |
| __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen, |
| const __DRIconfig *config, |
| void *loaderPrivate); |
| |
| /* Since version 2 */ |
| __DRIcontext *(*createNewContextForAPI)(__DRIscreen *screen, |
| int api, |
| const __DRIconfig *config, |
| __DRIcontext *shared, |
| void *data); |
| |
| /** |
| * Create a context for a particular API with a set of attributes |
| * |
| * \since version 3 |
| * |
| * \sa __DRIdri2ExtensionRec::createContextAttribs |
| */ |
| __DRIcontext *(*createContextAttribs)(__DRIscreen *screen, |
| int api, |
| const __DRIconfig *config, |
| __DRIcontext *shared, |
| unsigned num_attribs, |
| const uint32_t *attribs, |
| unsigned *error, |
| void *loaderPrivate); |
| |
| /** |
| * createNewScreen() with the driver extensions passed in. |
| * |
| * \since version 4 |
| */ |
| __DRIscreen *(*createNewScreen2)(int screen, |
| const __DRIextension **loader_extensions, |
| const __DRIextension **driver_extensions, |
| const __DRIconfig ***driver_configs, |
| void *loaderPrivate); |
| |
| }; |
| |
| /** Common DRI function definitions, shared among DRI2 and Image extensions |
| */ |
| |
| typedef __DRIscreen * |
| (*__DRIcreateNewScreen2Func)(int screen, int fd, |
| const __DRIextension **extensions, |
| const __DRIextension **driver_extensions, |
| const __DRIconfig ***driver_configs, |
| void *loaderPrivate); |
| |
| typedef __DRIdrawable * |
| (*__DRIcreateNewDrawableFunc)(__DRIscreen *screen, |
| const __DRIconfig *config, |
| void *loaderPrivate); |
| |
| typedef __DRIcontext * |
| (*__DRIcreateContextAttribsFunc)(__DRIscreen *screen, |
| int api, |
| const __DRIconfig *config, |
| __DRIcontext *shared, |
| unsigned num_attribs, |
| const uint32_t *attribs, |
| unsigned *error, |
| void *loaderPrivate); |
| |
| typedef unsigned int |
| (*__DRIgetAPIMaskFunc)(__DRIscreen *screen); |
| |
| /** |
| * DRI2 Loader extension. |
| */ |
| #define __DRI_BUFFER_FRONT_LEFT 0 |
| #define __DRI_BUFFER_BACK_LEFT 1 |
| #define __DRI_BUFFER_FRONT_RIGHT 2 |
| #define __DRI_BUFFER_BACK_RIGHT 3 |
| #define __DRI_BUFFER_DEPTH 4 |
| #define __DRI_BUFFER_STENCIL 5 |
| #define __DRI_BUFFER_ACCUM 6 |
| #define __DRI_BUFFER_FAKE_FRONT_LEFT 7 |
| #define __DRI_BUFFER_FAKE_FRONT_RIGHT 8 |
| #define __DRI_BUFFER_DEPTH_STENCIL 9 /**< Only available with DRI2 1.1 */ |
| #define __DRI_BUFFER_HIZ 10 |
| |
| /* Inofficial and for internal use. Increase when adding a new buffer token. */ |
| #define __DRI_BUFFER_COUNT 11 |
| |
| struct __DRIbufferRec { |
| unsigned int attachment; |
| unsigned int name; |
| unsigned int pitch; |
| unsigned int cpp; |
| unsigned int flags; |
| }; |
| |
| #define __DRI_DRI2_LOADER "DRI_DRI2Loader" |
| #define __DRI_DRI2_LOADER_VERSION 3 |
| struct __DRIdri2LoaderExtensionRec { |
| __DRIextension base; |
| |
| __DRIbuffer *(*getBuffers)(__DRIdrawable *driDrawable, |
| int *width, int *height, |
| unsigned int *attachments, int count, |
| int *out_count, void *loaderPrivate); |
| |
| /** |
| * Flush pending front-buffer rendering |
| * |
| * Any rendering that has been performed to the |
| * \c __DRI_BUFFER_FAKE_FRONT_LEFT will be flushed to the |
| * \c __DRI_BUFFER_FRONT_LEFT. |
| * |
| * \param driDrawable Drawable whose front-buffer is to be flushed |
| * \param loaderPrivate Loader's private data that was previously passed |
| * into __DRIdri2ExtensionRec::createNewDrawable |
| * |
| * \since 2 |
| */ |
| void (*flushFrontBuffer)(__DRIdrawable *driDrawable, void *loaderPrivate); |
| |
| |
| /** |
| * Get list of buffers from the server |
| * |
| * Gets a list of buffer for the specified set of attachments. Unlike |
| * \c ::getBuffers, this function takes a list of attachments paired with |
| * opaque \c unsigned \c int value describing the format of the buffer. |
| * It is the responsibility of the caller to know what the service that |
| * allocates the buffers will expect to receive for the format. |
| * |
| * \param driDrawable Drawable whose buffers are being queried. |
| * \param width Output where the width of the buffers is stored. |
| * \param height Output where the height of the buffers is stored. |
| * \param attachments List of pairs of attachment ID and opaque format |
| * requested for the drawable. |
| * \param count Number of attachment / format pairs stored in |
| * \c attachments. |
| * \param loaderPrivate Loader's private data that was previously passed |
| * into __DRIdri2ExtensionRec::createNewDrawable. |
| * |
| * \since 3 |
| */ |
| __DRIbuffer *(*getBuffersWithFormat)(__DRIdrawable *driDrawable, |
| int *width, int *height, |
| unsigned int *attachments, int count, |
| int *out_count, void *loaderPrivate); |
| }; |
| |
| /** |
| * This extension provides alternative screen, drawable and context |
| * constructors for DRI2. |
| */ |
| #define __DRI_DRI2 "DRI_DRI2" |
| #define __DRI_DRI2_VERSION 4 |
| |
| #define __DRI_API_OPENGL 0 /**< OpenGL compatibility profile */ |
| #define __DRI_API_GLES 1 /**< OpenGL ES 1.x */ |
| #define __DRI_API_GLES2 2 /**< OpenGL ES 2.x */ |
| #define __DRI_API_OPENGL_CORE 3 /**< OpenGL 3.2+ core profile */ |
| #define __DRI_API_GLES3 4 /**< OpenGL ES 3.x */ |
| |
| #define __DRI_CTX_ATTRIB_MAJOR_VERSION 0 |
| #define __DRI_CTX_ATTRIB_MINOR_VERSION 1 |
| #define __DRI_CTX_ATTRIB_FLAGS 2 |
| |
| /** |
| * \requires __DRI2_ROBUSTNESS. |
| */ |
| #define __DRI_CTX_ATTRIB_RESET_STRATEGY 3 |
| |
| #define __DRI_CTX_FLAG_DEBUG 0x00000001 |
| #define __DRI_CTX_FLAG_FORWARD_COMPATIBLE 0x00000002 |
| |
| /** |
| * \requires __DRI2_ROBUSTNESS. |
| */ |
| #define __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS 0x00000004 |
| |
| /** |
| * \name Context reset strategies. |
| */ |
| /*@{*/ |
| #define __DRI_CTX_RESET_NO_NOTIFICATION 0 |
| #define __DRI_CTX_RESET_LOSE_CONTEXT 1 |
| /*@}*/ |
| |
| /** |
| * \name Reasons that __DRIdri2Extension::createContextAttribs might fail |
| */ |
| /*@{*/ |
| /** Success! */ |
| #define __DRI_CTX_ERROR_SUCCESS 0 |
| |
| /** Memory allocation failure */ |
| #define __DRI_CTX_ERROR_NO_MEMORY 1 |
| |
| /** Client requested an API (e.g., OpenGL ES 2.0) that the driver can't do. */ |
| #define __DRI_CTX_ERROR_BAD_API 2 |
| |
| /** Client requested an API version that the driver can't do. */ |
| #define __DRI_CTX_ERROR_BAD_VERSION 3 |
| |
| /** Client requested a flag or combination of flags the driver can't do. */ |
| #define __DRI_CTX_ERROR_BAD_FLAG 4 |
| |
| /** Client requested an attribute the driver doesn't understand. */ |
| #define __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE 5 |
| |
| /** Client requested a flag the driver doesn't understand. */ |
| #define __DRI_CTX_ERROR_UNKNOWN_FLAG 6 |
| /*@}*/ |
| |
| struct __DRIdri2ExtensionRec { |
| __DRIextension base; |
| |
| __DRIscreen *(*createNewScreen)(int screen, int fd, |
| const __DRIextension **extensions, |
| const __DRIconfig ***driver_configs, |
| void *loaderPrivate); |
| |
| __DRIcreateNewDrawableFunc createNewDrawable; |
| __DRIcontext *(*createNewContext)(__DRIscreen *screen, |
| const __DRIconfig *config, |
| __DRIcontext *shared, |
| void *loaderPrivate); |
| |
| /* Since version 2 */ |
| __DRIgetAPIMaskFunc getAPIMask; |
| |
| __DRIcontext *(*createNewContextForAPI)(__DRIscreen *screen, |
| int api, |
| const __DRIconfig *config, |
| __DRIcontext *shared, |
| void *data); |
| |
| __DRIbuffer *(*allocateBuffer)(__DRIscreen *screen, |
| unsigned int attachment, |
| unsigned int format, |
| int width, |
| int height); |
| void (*releaseBuffer)(__DRIscreen *screen, |
| __DRIbuffer *buffer); |
| |
| /** |
| * Create a context for a particular API with a set of attributes |
| * |
| * \since version 3 |
| * |
| * \sa __DRIswrastExtensionRec::createContextAttribs |
| */ |
| __DRIcreateContextAttribsFunc createContextAttribs; |
| |
| /** |
| * createNewScreen with the driver's extension list passed in. |
| * |
| * \since version 4 |
| */ |
| __DRIcreateNewScreen2Func createNewScreen2; |
| }; |
| |
| |
| /** |
| * This extension provides functionality to enable various EGLImage |
| * extensions. |
| */ |
| #define __DRI_IMAGE "DRI_IMAGE" |
| #define __DRI_IMAGE_VERSION 11 |
| |
| /** |
| * These formats correspond to the similarly named MESA_FORMAT_* |
| * tokens, except in the native endian of the CPU. For example, on |
| * little endian __DRI_IMAGE_FORMAT_XRGB8888 corresponds to |
| * MESA_FORMAT_XRGB8888, but MESA_FORMAT_XRGB8888_REV on big endian. |
| * |
| * __DRI_IMAGE_FORMAT_NONE is for images that aren't directly usable |
| * by the driver (YUV planar formats) but serve as a base image for |
| * creating sub-images for the different planes within the image. |
| * |
| * R8, GR88 and NONE should not be used with createImageFormName or |
| * createImage, and are returned by query from sub images created with |
| * createImageFromNames (NONE, see above) and fromPlane (R8 & GR88). |
| */ |
| #define __DRI_IMAGE_FORMAT_RGB565 0x1001 |
| #define __DRI_IMAGE_FORMAT_XRGB8888 0x1002 |
| #define __DRI_IMAGE_FORMAT_ARGB8888 0x1003 |
| #define __DRI_IMAGE_FORMAT_ABGR8888 0x1004 |
| #define __DRI_IMAGE_FORMAT_XBGR8888 0x1005 |
| #define __DRI_IMAGE_FORMAT_R8 0x1006 /* Since version 5 */ |
| #define __DRI_IMAGE_FORMAT_GR88 0x1007 |
| #define __DRI_IMAGE_FORMAT_NONE 0x1008 |
| #define __DRI_IMAGE_FORMAT_XRGB2101010 0x1009 |
| #define __DRI_IMAGE_FORMAT_ARGB2101010 0x100a |
| #define __DRI_IMAGE_FORMAT_SARGB8 0x100b |
| |
| #define __DRI_IMAGE_USE_SHARE 0x0001 |
| #define __DRI_IMAGE_USE_SCANOUT 0x0002 |
| #define __DRI_IMAGE_USE_CURSOR 0x0004 /* Depricated */ |
| #define __DRI_IMAGE_USE_LINEAR 0x0008 |
| |
| |
| /** |
| * Four CC formats that matches with WL_DRM_FORMAT_* from wayland_drm.h |
| * and GBM_FORMAT_* from gbm.h, used with createImageFromNames. |
| * |
| * \since 5 |
| */ |
| |
| #define __DRI_IMAGE_FOURCC_RGB565 0x36314752 |
| #define __DRI_IMAGE_FOURCC_ARGB8888 0x34325241 |
| #define __DRI_IMAGE_FOURCC_XRGB8888 0x34325258 |
| #define __DRI_IMAGE_FOURCC_ABGR8888 0x34324241 |
| #define __DRI_IMAGE_FOURCC_XBGR8888 0x34324258 |
| #define __DRI_IMAGE_FOURCC_SARGB8888 0x83324258 |
| #define __DRI_IMAGE_FOURCC_YUV410 0x39565559 |
| #define __DRI_IMAGE_FOURCC_YUV411 0x31315559 |
| #define __DRI_IMAGE_FOURCC_YUV420 0x32315559 |
| #define __DRI_IMAGE_FOURCC_YUV422 0x36315559 |
| #define __DRI_IMAGE_FOURCC_YUV444 0x34325559 |
| #define __DRI_IMAGE_FOURCC_NV12 0x3231564e |
| #define __DRI_IMAGE_FOURCC_NV16 0x3631564e |
| #define __DRI_IMAGE_FOURCC_YUYV 0x56595559 |
| |
| |
| /** |
| * Queryable on images created by createImageFromNames. |
| * |
| * RGB and RGBA are may be usable directly as images but its still |
| * recommended to call fromPlanar with plane == 0. |
| * |
| * Y_U_V, Y_UV and Y_XUXV all requires call to fromPlanar to create |
| * usable sub-images, sampling from images return raw YUV data and |
| * color conversion needs to be done in the shader. |
| * |
| * \since 5 |
| */ |
| |
| #define __DRI_IMAGE_COMPONENTS_RGB 0x3001 |
| #define __DRI_IMAGE_COMPONENTS_RGBA 0x3002 |
| #define __DRI_IMAGE_COMPONENTS_Y_U_V 0x3003 |
| #define __DRI_IMAGE_COMPONENTS_Y_UV 0x3004 |
| #define __DRI_IMAGE_COMPONENTS_Y_XUXV 0x3005 |
| |
| |
| /** |
| * queryImage attributes |
| */ |
| |
| #define __DRI_IMAGE_ATTRIB_STRIDE 0x2000 |
| #define __DRI_IMAGE_ATTRIB_HANDLE 0x2001 |
| #define __DRI_IMAGE_ATTRIB_NAME 0x2002 |
| #define __DRI_IMAGE_ATTRIB_FORMAT 0x2003 /* available in versions 3+ */ |
| #define __DRI_IMAGE_ATTRIB_WIDTH 0x2004 /* available in versions 4+ */ |
| #define __DRI_IMAGE_ATTRIB_HEIGHT 0x2005 |
| #define __DRI_IMAGE_ATTRIB_COMPONENTS 0x2006 /* available in versions 5+ */ |
| #define __DRI_IMAGE_ATTRIB_FD 0x2007 /* available in versions |
| * 7+. Each query will return a |
| * new fd. */ |
| #define __DRI_IMAGE_ATTRIB_FOURCC 0x2008 /* available in versions 11 */ |
| #define __DRI_IMAGE_ATTRIB_NUM_PLANES 0x2009 /* available in versions 11 */ |
| |
| enum __DRIYUVColorSpace { |
| __DRI_YUV_COLOR_SPACE_UNDEFINED = 0, |
| __DRI_YUV_COLOR_SPACE_ITU_REC601 = 0x327F, |
| __DRI_YUV_COLOR_SPACE_ITU_REC709 = 0x3280, |
| __DRI_YUV_COLOR_SPACE_ITU_REC2020 = 0x3281 |
| }; |
| |
| enum __DRISampleRange { |
| __DRI_YUV_RANGE_UNDEFINED = 0, |
| __DRI_YUV_FULL_RANGE = 0x3282, |
| __DRI_YUV_NARROW_RANGE = 0x3283 |
| }; |
| |
| enum __DRIChromaSiting { |
| __DRI_YUV_CHROMA_SITING_UNDEFINED = 0, |
| __DRI_YUV_CHROMA_SITING_0 = 0x3284, |
| __DRI_YUV_CHROMA_SITING_0_5 = 0x3285 |
| }; |
| |
| /** |
| * \name Reasons that __DRIimageExtensionRec::createImageFromTexture or |
| * __DRIimageExtensionRec::createImageFromDmaBufs might fail |
| */ |
| /*@{*/ |
| /** Success! */ |
| #define __DRI_IMAGE_ERROR_SUCCESS 0 |
| |
| /** Memory allocation failure */ |
| #define __DRI_IMAGE_ERROR_BAD_ALLOC 1 |
| |
| /** Client requested an invalid attribute */ |
| #define __DRI_IMAGE_ERROR_BAD_MATCH 2 |
| |
| /** Client requested an invalid texture object */ |
| #define __DRI_IMAGE_ERROR_BAD_PARAMETER 3 |
| |
| /** Client requested an invalid pitch and/or offset */ |
| #define __DRI_IMAGE_ERROR_BAD_ACCESS 4 |
| /*@}*/ |
| |
| /** |
| * \name Capabilities that might be returned by __DRIimageExtensionRec::getCapabilities |
| */ |
| /*@{*/ |
| #define __DRI_IMAGE_CAP_GLOBAL_NAMES 1 |
| /*@}*/ |
| |
| /** |
| * blitImage flags |
| */ |
| |
| #define __BLIT_FLAG_FLUSH 0x0001 |
| #define __BLIT_FLAG_FINISH 0x0002 |
| |
| typedef struct __DRIimageRec __DRIimage; |
| typedef struct __DRIimageExtensionRec __DRIimageExtension; |
| struct __DRIimageExtensionRec { |
| __DRIextension base; |
| |
| __DRIimage *(*createImageFromName)(__DRIscreen *screen, |
| int width, int height, int format, |
| int name, int pitch, |
| void *loaderPrivate); |
| |
| __DRIimage *(*createImageFromRenderbuffer)(__DRIcontext *context, |
| int renderbuffer, |
| void *loaderPrivate); |
| |
| void (*destroyImage)(__DRIimage *image); |
| |
| __DRIimage *(*createImage)(__DRIscreen *screen, |
| int width, int height, int format, |
| unsigned int use, |
| void *loaderPrivate); |
| |
| GLboolean (*queryImage)(__DRIimage *image, int attrib, int *value); |
| |
| /** |
| * The new __DRIimage will share the content with the old one, see dup(2). |
| */ |
| __DRIimage *(*dupImage)(__DRIimage *image, void *loaderPrivate); |
| |
| /** |
| * Validate that a __DRIimage can be used a certain way. |
| * |
| * \since 2 |
| */ |
| GLboolean (*validateUsage)(__DRIimage *image, unsigned int use); |
| |
| /** |
| * Unlike createImageFromName __DRI_IMAGE_FORMAT is not but instead |
| * __DRI_IMAGE_FOURCC and strides are in bytes not pixels. Stride is |
| * also per block and not per pixel (for non-RGB, see gallium blocks). |
| * |
| * \since 5 |
| */ |
| __DRIimage *(*createImageFromNames)(__DRIscreen *screen, |
| int width, int height, int fourcc, |
| int *names, int num_names, |
| int *strides, int *offsets, |
| void *loaderPrivate); |
| |
| /** |
| * Create an image out of a sub-region of a parent image. This |
| * entry point lets us create individual __DRIimages for different |
| * planes in a planar buffer (typically yuv), for example. While a |
| * sub-image shares the underlying buffer object with the parent |
| * image and other sibling sub-images, the life times of parent and |
| * sub-images are not dependent. Destroying the parent or a |
| * sub-image doesn't affect other images. The underlying buffer |
| * object is free when no __DRIimage remains that references it. |
| * |
| * Sub-images may overlap, but rendering to overlapping sub-images |
| * is undefined. |
| * |
| * \since 5 |
| */ |
| __DRIimage *(*fromPlanar)(__DRIimage *image, int plane, |
| void *loaderPrivate); |
| |
| /** |
| * Create image from texture. |
| * |
| * \since 6 |
| */ |
| __DRIimage *(*createImageFromTexture)(__DRIcontext *context, |
| int target, |
| unsigned texture, |
| int depth, |
| int level, |
| unsigned *error, |
| void *loaderPrivate); |
| /** |
| * Like createImageFromNames, but takes a prime fd instead. |
| * |
| * \since 7 |
| */ |
| __DRIimage *(*createImageFromFds)(__DRIscreen *screen, |
| int width, int height, int fourcc, |
| int *fds, int num_fds, |
| int *strides, int *offsets, |
| void *loaderPrivate); |
| |
| /** |
| * Like createImageFromFds, but takes additional attributes. |
| * |
| * For EGL_EXT_image_dma_buf_import. |
| * |
| * \since 8 |
| */ |
| __DRIimage *(*createImageFromDmaBufs)(__DRIscreen *screen, |
| int width, int height, int fourcc, |
| int *fds, int num_fds, |
| int *strides, int *offsets, |
| enum __DRIYUVColorSpace color_space, |
| enum __DRISampleRange sample_range, |
| enum __DRIChromaSiting horiz_siting, |
| enum __DRIChromaSiting vert_siting, |
| unsigned *error, |
| void *loaderPrivate); |
| |
| /** |
| * Blit a part of a __DRIimage to another and flushes |
| * |
| * flush_flag: |
| * 0: no flush |
| * __BLIT_FLAG_FLUSH: flush after the blit operation |
| * __BLIT_FLAG_FINISH: flush and wait the blit finished |
| * |
| * \since 9 |
| */ |
| void (*blitImage)(__DRIcontext *context, __DRIimage *dst, __DRIimage *src, |
| int dstx0, int dsty0, int dstwidth, int dstheight, |
| int srcx0, int srcy0, int srcwidth, int srcheight, |
| int flush_flag); |
| |
| /** |
| * Query for general capabilities of the driver that concern |
| * buffer sharing and image importing. |
| * |
| * \since 10 |
| */ |
| int (*getCapabilities)(__DRIscreen *screen); |
| }; |
| |
| |
| /** |
| * This extension must be implemented by the loader and passed to the |
| * driver at screen creation time. The EGLImage entry points in the |
| * various client APIs take opaque EGLImage handles and use this |
| * extension to map them to a __DRIimage. At version 1, this |
| * extensions allows mapping EGLImage pointers to __DRIimage pointers, |
| * but future versions could support other EGLImage-like, opaque types |
| * with new lookup functions. |
| */ |
| #define __DRI_IMAGE_LOOKUP "DRI_IMAGE_LOOKUP" |
| #define __DRI_IMAGE_LOOKUP_VERSION 1 |
| |
| typedef struct __DRIimageLookupExtensionRec __DRIimageLookupExtension; |
| struct __DRIimageLookupExtensionRec { |
| __DRIextension base; |
| |
| __DRIimage *(*lookupEGLImage)(__DRIscreen *screen, void *image, |
| void *loaderPrivate); |
| }; |
| |
| /** |
| * This extension allows for common DRI2 options |
| */ |
| #define __DRI2_CONFIG_QUERY "DRI_CONFIG_QUERY" |
| #define __DRI2_CONFIG_QUERY_VERSION 1 |
| |
| typedef struct __DRI2configQueryExtensionRec __DRI2configQueryExtension; |
| struct __DRI2configQueryExtensionRec { |
| __DRIextension base; |
| |
| int (*configQueryb)(__DRIscreen *screen, const char *var, unsigned char *val); |
| int (*configQueryi)(__DRIscreen *screen, const char *var, int *val); |
| int (*configQueryf)(__DRIscreen *screen, const char *var, float *val); |
| }; |
| |
| /** |
| * Robust context driver extension. |
| * |
| * Existence of this extension means the driver can accept the |
| * \c __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS flag and the |
| * \c __DRI_CTX_ATTRIB_RESET_STRATEGY attribute in |
| * \c __DRIdri2ExtensionRec::createContextAttribs. |
| */ |
| #define __DRI2_ROBUSTNESS "DRI_Robustness" |
| #define __DRI2_ROBUSTNESS_VERSION 1 |
| |
| typedef struct __DRIrobustnessExtensionRec __DRIrobustnessExtension; |
| struct __DRIrobustnessExtensionRec { |
| __DRIextension base; |
| }; |
| |
| /** |
| * DRI config options extension. |
| * |
| * This extension provides the XML string containing driver options for use by |
| * the loader in supporting the driconf application. |
| */ |
| #define __DRI_CONFIG_OPTIONS "DRI_ConfigOptions" |
| #define __DRI_CONFIG_OPTIONS_VERSION 1 |
| |
| typedef struct __DRIconfigOptionsExtensionRec { |
| __DRIextension base; |
| const char *xml; |
| } __DRIconfigOptionsExtension; |
| |
| /** |
| * This extension provides a driver vtable to a set of common driver helper |
| * functions (driCoreExtension, driDRI2Extension) within the driver |
| * implementation, as opposed to having to pass them through a global |
| * variable. |
| * |
| * It is not intended to be public API to the actual loader, and the vtable |
| * layout may change at any time. |
| */ |
| #define __DRI_DRIVER_VTABLE "DRI_DriverVtable" |
| #define __DRI_DRIVER_VTABLE_VERSION 1 |
| |
| typedef struct __DRIDriverVtableExtensionRec { |
| __DRIextension base; |
| const struct __DriverAPIRec *vtable; |
| } __DRIDriverVtableExtension; |
| |
| /** |
| * Query renderer driver extension |
| * |
| * This allows the window system layer (either EGL or GLX) to query aspects of |
| * hardware and driver support without creating a context. |
| */ |
| #define __DRI2_RENDERER_QUERY "DRI_RENDERER_QUERY" |
| #define __DRI2_RENDERER_QUERY_VERSION 1 |
| |
| #define __DRI2_RENDERER_VENDOR_ID 0x0000 |
| #define __DRI2_RENDERER_DEVICE_ID 0x0001 |
| #define __DRI2_RENDERER_VERSION 0x0002 |
| #define __DRI2_RENDERER_ACCELERATED 0x0003 |
| #define __DRI2_RENDERER_VIDEO_MEMORY 0x0004 |
| #define __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE 0x0005 |
| #define __DRI2_RENDERER_PREFERRED_PROFILE 0x0006 |
| #define __DRI2_RENDERER_OPENGL_CORE_PROFILE_VERSION 0x0007 |
| #define __DRI2_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION 0x0008 |
| #define __DRI2_RENDERER_OPENGL_ES_PROFILE_VERSION 0x0009 |
| #define __DRI2_RENDERER_OPENGL_ES2_PROFILE_VERSION 0x000a |
| |
| typedef struct __DRI2rendererQueryExtensionRec __DRI2rendererQueryExtension; |
| struct __DRI2rendererQueryExtensionRec { |
| __DRIextension base; |
| |
| int (*queryInteger)(__DRIscreen *screen, int attribute, unsigned int *val); |
| int (*queryString)(__DRIscreen *screen, int attribute, const char **val); |
| }; |
| |
| /** |
| * Image Loader extension. Drivers use this to allocate color buffers |
| */ |
| |
| enum __DRIimageBufferMask { |
| __DRI_IMAGE_BUFFER_BACK = (1 << 0), |
| __DRI_IMAGE_BUFFER_FRONT = (1 << 1) |
| }; |
| |
| struct __DRIimageList { |
| uint32_t image_mask; |
| __DRIimage *back; |
| __DRIimage *front; |
| }; |
| |
| #define __DRI_IMAGE_LOADER "DRI_IMAGE_LOADER" |
| #define __DRI_IMAGE_LOADER_VERSION 1 |
| |
| struct __DRIimageLoaderExtensionRec { |
| __DRIextension base; |
| |
| /** |
| * Allocate color buffers. |
| * |
| * \param driDrawable |
| * \param width Width of allocated buffers |
| * \param height Height of allocated buffers |
| * \param format one of __DRI_IMAGE_FORMAT_* |
| * \param stamp Address of variable to be updated when |
| * getBuffers must be called again |
| * \param loaderPrivate The loaderPrivate for driDrawable |
| * \param buffer_mask Set of buffers to allocate |
| * \param buffers Returned buffers |
| */ |
| int (*getBuffers)(__DRIdrawable *driDrawable, |
| unsigned int format, |
| uint32_t *stamp, |
| void *loaderPrivate, |
| uint32_t buffer_mask, |
| struct __DRIimageList *buffers); |
| |
| /** |
| * Flush pending front-buffer rendering |
| * |
| * Any rendering that has been performed to the |
| * fake front will be flushed to the front |
| * |
| * \param driDrawable Drawable whose front-buffer is to be flushed |
| * \param loaderPrivate Loader's private data that was previously passed |
| * into __DRIdri2ExtensionRec::createNewDrawable |
| */ |
| void (*flushFrontBuffer)(__DRIdrawable *driDrawable, void *loaderPrivate); |
| }; |
| |
| /** |
| * DRI extension. |
| */ |
| |
| #define __DRI_IMAGE_DRIVER "DRI_IMAGE_DRIVER" |
| #define __DRI_IMAGE_DRIVER_VERSION 1 |
| |
| struct __DRIimageDriverExtensionRec { |
| __DRIextension base; |
| |
| /* Common DRI functions, shared with DRI2 */ |
| __DRIcreateNewScreen2Func createNewScreen2; |
| __DRIcreateNewDrawableFunc createNewDrawable; |
| __DRIcreateContextAttribsFunc createContextAttribs; |
| __DRIgetAPIMaskFunc getAPIMask; |
| }; |
| |
| #endif |
