diff options
Diffstat (limited to 'src/egl/drivers/xdri/egl_xdri.c')
-rw-r--r-- | src/egl/drivers/xdri/egl_xdri.c | 784 |
1 files changed, 784 insertions, 0 deletions
diff --git a/src/egl/drivers/xdri/egl_xdri.c b/src/egl/drivers/xdri/egl_xdri.c new file mode 100644 index 0000000000..9793e4f8b4 --- /dev/null +++ b/src/egl/drivers/xdri/egl_xdri.c @@ -0,0 +1,784 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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. + * + **************************************************************************/ + + +/** + * Code to interface a DRI driver to libEGL. + * Note that unlike previous DRI/EGL interfaces, this one is meant to + * be used _with_ X. Applications will use eglCreateWindowSurface() + * to render into X-created windows. + * + * This is an EGL driver that, in turn, loads a regular DRI driver. + * There are some dependencies on code in libGL, but those could be + * removed with some effort. + * + * Authors: Brian Paul + */ + +#include <assert.h> +#include <stdlib.h> +#include <X11/Xlib.h> + +#include "glxinit.h" +#include "driinit.h" +#include "glapi/glapi.h" /* for glapi functions */ + +#include "eglconfig.h" +#include "eglcontext.h" +#include "egldisplay.h" +#include "egldriver.h" +#include "eglglobals.h" +#include "egllog.h" +#include "eglsurface.h" +#include "eglimage.h" + +#include "EGL/internal/eglimage_dri.h" + +#define MAX_DEPTH 32 +#define CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T)) + +/** subclass of _EGLDriver */ +struct xdri_egl_driver +{ + _EGLDriver Base; /**< base class */ + void (*FlushCurrentContext)(void); +}; + + +/** driver data of _EGLDisplay */ +struct xdri_egl_display +{ + Display *dpy; + __GLXdisplayPrivate *dpyPriv; + __GLXDRIdisplay *driDisplay; + + __GLXscreenConfigs *psc; + EGLint scr; + + const __GLcontextModes *imageConfigs[MAX_DEPTH + 1]; +}; + + +/** subclass of _EGLContext */ +struct xdri_egl_context +{ + _EGLContext Base; /**< base class */ + + /* just enough info to create dri contexts */ + GLXContext dummy_gc; + + __GLXDRIcontext *driContext; +}; + + +/** subclass of _EGLSurface */ +struct xdri_egl_surface +{ + _EGLSurface Base; /**< base class */ + + Drawable drawable; + __GLXDRIdrawable *driDrawable; +}; + + +/** subclass of _EGLImage */ +struct xdri_egl_image +{ + _EGLImage Base; /**< base class */ + + Drawable pixmap; + __GLXDRIdrawable *driDrawable; +}; + + +/** subclass of _EGLConfig */ +struct xdri_egl_config +{ + _EGLConfig Base; /**< base class */ + + const __GLcontextModes *mode; /**< corresponding GLX mode */ +}; + + + +/** cast wrapper */ +static INLINE struct xdri_egl_driver * +xdri_egl_driver(_EGLDriver *drv) +{ + return (struct xdri_egl_driver *) drv; +} + + +static INLINE struct xdri_egl_display * +lookup_display(_EGLDisplay *dpy) +{ + return (struct xdri_egl_display *) dpy->DriverData; +} + + +/** Map EGLSurface handle to xdri_egl_surface object */ +static INLINE struct xdri_egl_surface * +lookup_surface(_EGLSurface *surface) +{ + return (struct xdri_egl_surface *) surface; +} + + +/** Map EGLContext handle to xdri_egl_context object */ +static INLINE struct xdri_egl_context * +lookup_context(_EGLContext *context) +{ + return (struct xdri_egl_context *) context; +} + + +/** Map EGLConfig handle to xdri_egl_config object */ +static INLINE struct xdri_egl_config * +lookup_config(_EGLConfig *conf) +{ + return (struct xdri_egl_config *) conf; +} + + +/** Map EGLImage handle to xdri_egl_image object */ +static INLINE struct xdri_egl_image * +lookup_image(_EGLImage *img) +{ + return (struct xdri_egl_image *) img; +} + + +/** Get size of given window */ +static Status +get_drawable_size(Display *dpy, Drawable d, uint *width, uint *height) +{ + Window root; + Status stat; + int xpos, ypos; + unsigned int w, h, bw, depth; + stat = XGetGeometry(dpy, d, &root, &xpos, &ypos, &w, &h, &bw, &depth); + *width = w; + *height = h; + return stat; +} + + +#if EGL_KHR_image_base +/** Get depth of given window */ +static Status +get_drawable_depth(Display *dpy, Drawable d, uint *depth_ret) +{ + Window root; + Status stat; + int xpos, ypos; + unsigned int w, h, bw, depth; + stat = XGetGeometry(dpy, d, &root, &xpos, &ypos, &w, &h, &bw, &depth); + *depth_ret = depth; + return stat; +} + + +/** + * The config of a pixmap must be guessed from its depth. Do the guess once + * for all depths. + */ +static void +find_image_configs(_EGLDisplay *dpy, const __GLcontextModes *modes) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + EGLint depth; + + for (depth = 0; depth < MAX_DEPTH + 1; depth++) { + const __GLcontextModes *m; + + for (m = modes; m; m = m->next) { + /* the depth of a pixmap might not include alpha */ + if (m->rgbBits != depth && (m->rgbBits - m->alphaBits) != depth) + continue; + if (!m->visualID) + continue; + + if (depth == 32) { + if (m->bindToTextureRgba) { + xdri_dpy->imageConfigs[depth] = m; + break; + } + } + + if (m->bindToTextureRgb) { + xdri_dpy->imageConfigs[depth] = m; + break; + } + } + + if (m) + _eglLog(_EGL_DEBUG, "Use mode 0x%02x for depth %d", + m->visualID, depth); + } +} +#endif /* EGL_KHR_image_base */ + + +/** + * Produce a set of EGL configs. + */ +static EGLint +create_configs(_EGLDisplay *disp, const __GLcontextModes *m, EGLint first_id) +{ + static const EGLint all_apis = (EGL_OPENGL_ES_BIT | + EGL_OPENGL_ES2_BIT | + EGL_OPENVG_BIT | + EGL_OPENGL_BIT); + int id = first_id; + + for (; m; m = m->next) { + /* add double buffered visual */ + if (m->doubleBufferMode) { + struct xdri_egl_config *config = CALLOC_STRUCT(xdri_egl_config); + + _eglInitConfig(&config->Base, id++); + + SET_CONFIG_ATTRIB(&config->Base, EGL_BUFFER_SIZE, m->rgbBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_RED_SIZE, m->redBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_GREEN_SIZE, m->greenBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_BLUE_SIZE, m->blueBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_ALPHA_SIZE, m->alphaBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_DEPTH_SIZE, m->depthBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_STENCIL_SIZE, m->stencilBits); + SET_CONFIG_ATTRIB(&config->Base, EGL_SAMPLES, m->samples); + SET_CONFIG_ATTRIB(&config->Base, EGL_SAMPLE_BUFFERS, m->sampleBuffers); + SET_CONFIG_ATTRIB(&config->Base, EGL_NATIVE_VISUAL_ID, m->visualID); + SET_CONFIG_ATTRIB(&config->Base, EGL_NATIVE_VISUAL_TYPE, m->visualType); + SET_CONFIG_ATTRIB(&config->Base, EGL_CONFORMANT, all_apis); + SET_CONFIG_ATTRIB(&config->Base, EGL_RENDERABLE_TYPE, all_apis); + SET_CONFIG_ATTRIB(&config->Base, EGL_SURFACE_TYPE, EGL_WINDOW_BIT); + + /* XXX possibly other things to init... */ + + /* Ptr from EGL config to GLcontextMode. Used in CreateContext(). */ + config->mode = m; + + _eglAddConfig(disp, &config->Base); + } + } + + return id; +} + + +/** + * Called via eglInitialize(), xdri_dpy->API.Initialize(). + */ +static EGLBoolean +xdri_eglInitialize(_EGLDriver *drv, _EGLDisplay *dpy, + EGLint *minor, EGLint *major) +{ + struct xdri_egl_display *xdri_dpy; + __GLXdisplayPrivate *dpyPriv; + __GLXDRIdisplay *driDisplay; + __GLXscreenConfigs *psc; + EGLint first_id = 1; + int scr; + + xdri_dpy = CALLOC_STRUCT(xdri_egl_display); + if (!xdri_dpy) + return _eglError(EGL_BAD_ALLOC, "eglInitialize"); + + xdri_dpy->dpy = (Display *) dpy->NativeDisplay; + if (!xdri_dpy->dpy) { + xdri_dpy->dpy = XOpenDisplay(NULL); + if (!xdri_dpy->dpy) { + free(xdri_dpy); + return _eglError(EGL_NOT_INITIALIZED, "eglInitialize"); + } + } + + dpyPriv = __glXInitialize(xdri_dpy->dpy); + if (!dpyPriv) { + _eglLog(_EGL_WARNING, "failed to create GLX display"); + free(xdri_dpy); + return _eglError(EGL_NOT_INITIALIZED, "eglInitialize"); + } + + driDisplay = __driCreateDisplay(dpyPriv, NULL); + if (!driDisplay) { + _eglLog(_EGL_WARNING, "failed to create DRI display"); + free(xdri_dpy); + return _eglError(EGL_NOT_INITIALIZED, "eglInitialize"); + } + + scr = DefaultScreen(xdri_dpy->dpy); + psc = &dpyPriv->screenConfigs[scr]; + + xdri_dpy->dpyPriv = dpyPriv; + xdri_dpy->driDisplay = driDisplay; + xdri_dpy->psc = psc; + xdri_dpy->scr = scr; + + psc->driScreen = driDisplay->createScreen(psc, scr, dpyPriv); + if (!psc->driScreen) { + _eglLog(_EGL_WARNING, "failed to create DRI screen #%d", scr); + free(xdri_dpy); + return _eglError(EGL_NOT_INITIALIZED, "eglInitialize"); + } + + /* add visuals and fbconfigs */ + first_id = create_configs(dpy, psc->visuals, first_id); + create_configs(dpy, psc->configs, first_id); + + dpy->DriverData = xdri_dpy; + dpy->ClientAPIsMask = (EGL_OPENGL_BIT | + EGL_OPENGL_ES_BIT | + EGL_OPENGL_ES2_BIT | + EGL_OPENVG_BIT); + +#if EGL_KHR_image_base + /* must be called after DriverData is set */ + find_image_configs(dpy, psc->configs); + + dpy->Extensions.KHR_image = EGL_TRUE; + dpy->Extensions.KHR_image_base = EGL_TRUE; + dpy->Extensions.KHR_image_pixmap = EGL_TRUE; +#endif + + /* we're supporting EGL 1.4 */ + *minor = 1; + *major = 4; + + return EGL_TRUE; +} + + +/** + * Called via eglTerminate(), drv->API.Terminate(). + */ +static EGLBoolean +xdri_eglTerminate(_EGLDriver *drv, _EGLDisplay *dpy) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + __GLXscreenConfigs *psc; + + _eglReleaseDisplayResources(drv, dpy); + _eglCleanupDisplay(dpy); + + psc = xdri_dpy->psc; + if (psc->driver_configs) { + unsigned int i; + for (i = 0; psc->driver_configs[i]; i++) + free((__DRIconfig *) psc->driver_configs[i]); + free(psc->driver_configs); + psc->driver_configs = NULL; + } + if (psc->driScreen) { + psc->driScreen->destroyScreen(psc); + free(psc->driScreen); + psc->driScreen = NULL; + } + + xdri_dpy->driDisplay->destroyDisplay(xdri_dpy->driDisplay); + __glXRelease(xdri_dpy->dpyPriv); + + free(xdri_dpy); + dpy->DriverData = NULL; + + return EGL_TRUE; +} + + +/* + * Called from eglGetProcAddress() via drv->API.GetProcAddress(). + */ +static _EGLProc +xdri_eglGetProcAddress(const char *procname) +{ + /* the symbol is defined in libGL.so */ + return (_EGLProc) _glapi_get_proc_address(procname); +} + + +/** + * Called via eglCreateContext(), drv->API.CreateContext(). + */ +static _EGLContext * +xdri_eglCreateContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, + _EGLContext *share_list, const EGLint *attrib_list) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + struct xdri_egl_config *xdri_config = lookup_config(conf); + struct xdri_egl_context *shared = lookup_context(share_list); + __GLXscreenConfigs *psc = xdri_dpy->psc; + int renderType = GLX_RGBA_BIT; + struct xdri_egl_context *xdri_ctx; + + xdri_ctx = CALLOC_STRUCT(xdri_egl_context); + if (!xdri_ctx) { + _eglError(EGL_BAD_ALLOC, "eglCreateContext"); + return NULL; + } + + xdri_ctx->dummy_gc = CALLOC_STRUCT(__GLXcontextRec); + if (!xdri_ctx->dummy_gc) { + _eglError(EGL_BAD_ALLOC, "eglCreateContext"); + free(xdri_ctx); + return NULL; + } + + if (!_eglInitContext(drv, &xdri_ctx->Base, &xdri_config->Base, attrib_list)) { + free(xdri_ctx->dummy_gc); + free(xdri_ctx); + return NULL; + } + + xdri_ctx->driContext = + psc->driScreen->createContext(psc, + xdri_config->mode, + xdri_ctx->dummy_gc, + (shared) ? shared->dummy_gc : NULL, + renderType); + if (!xdri_ctx->driContext) { + free(xdri_ctx->dummy_gc); + free(xdri_ctx); + return NULL; + } + + /* fill in the required field */ + xdri_ctx->dummy_gc->driContext = xdri_ctx->driContext; + + return &xdri_ctx->Base; +} + + +static EGLBoolean +xdri_eglDestroyContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + struct xdri_egl_context *xdri_ctx = lookup_context(ctx); + + if (!_eglIsContextBound(ctx)) { + xdri_ctx->driContext->destroyContext(xdri_ctx->driContext, + xdri_dpy->psc, xdri_dpy->dpy); + free(xdri_ctx->dummy_gc); + free(xdri_ctx); + } + + return EGL_TRUE; +} + + +/** + * Called via eglMakeCurrent(), drv->API.MakeCurrent(). + */ +static EGLBoolean +xdri_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *d, + _EGLSurface *r, _EGLContext *context) +{ + struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv); + struct xdri_egl_context *xdri_ctx = lookup_context(context); + struct xdri_egl_surface *draw = lookup_surface(d); + struct xdri_egl_surface *read = lookup_surface(r); + _EGLContext *old = _eglGetCurrentContext(); + + /* an unlinked context will be invalid after context switch */ + if (!_eglIsContextLinked(old)) + old = NULL; + + if (!_eglMakeCurrent(drv, dpy, d, r, context)) + return EGL_FALSE; + + /* flush before context switch */ + if (old && old != context && xdri_driver->FlushCurrentContext) + xdri_driver->FlushCurrentContext(); + + /* the symbol is defined in libGL.so */ + _glapi_check_multithread(); + + if (xdri_ctx) { + if (!xdri_ctx->driContext->bindContext(xdri_ctx->driContext, + draw->driDrawable, + read->driDrawable)) { + return EGL_FALSE; + } + } + else if (old) { + xdri_ctx = lookup_context(old); + xdri_ctx->driContext->unbindContext(xdri_ctx->driContext); + } + + return EGL_TRUE; +} + + +/** + * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface(). + */ +static _EGLSurface * +xdri_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, + NativeWindowType window, const EGLint *attrib_list) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + struct xdri_egl_config *xdri_config = lookup_config(conf); + struct xdri_egl_surface *xdri_surf; + uint width, height; + + xdri_surf = CALLOC_STRUCT(xdri_egl_surface); + if (!xdri_surf) { + _eglError(EGL_BAD_ALLOC, "eglCreateWindowSurface"); + return NULL; + } + + if (!_eglInitSurface(drv, &xdri_surf->Base, EGL_WINDOW_BIT, + &xdri_config->Base, attrib_list)) { + free(xdri_surf); + return NULL; + } + + xdri_surf->driDrawable = + xdri_dpy->psc->driScreen->createDrawable(xdri_dpy->psc, + (XID) window, + (GLXDrawable) window, + xdri_config->mode); + if (!xdri_surf->driDrawable) { + free(xdri_surf); + return NULL; + } + + xdri_surf->drawable = (Drawable) window; + + get_drawable_size(xdri_dpy->dpy, window, &width, &height); + xdri_surf->Base.Width = width; + xdri_surf->Base.Height = height; + + return &xdri_surf->Base; +} + + +/** + * Called via eglCreatePbufferSurface(), drv->API.CreatePbufferSurface(). + */ +static _EGLSurface * +xdri_eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, + const EGLint *attrib_list) +{ + return NULL; +} + + + +static EGLBoolean +xdri_eglDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface) +{ + struct xdri_egl_surface *xdri_surf = lookup_surface(surface); + + if (!_eglIsSurfaceBound(&xdri_surf->Base)) { + xdri_surf->driDrawable->destroyDrawable(xdri_surf->driDrawable); + free(xdri_surf); + } + + return EGL_TRUE; +} + + +static EGLBoolean +xdri_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, + EGLint buffer) +{ + return EGL_FALSE; +} + + +static EGLBoolean +xdri_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, + EGLint buffer) +{ + return EGL_FALSE; +} + + +static EGLBoolean +xdri_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw) +{ + struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv); + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + struct xdri_egl_surface *xdri_surf = lookup_surface(draw); + + /* swapBuffers does not flush commands */ + if (draw == _eglGetCurrentSurface(EGL_DRAW) && + xdri_driver->FlushCurrentContext) + xdri_driver->FlushCurrentContext(); + + xdri_dpy->psc->driScreen->swapBuffers(xdri_surf->driDrawable); + + return EGL_TRUE; +} + + +#if EGL_KHR_image_base + + +static _EGLImage * +xdri_eglCreateImageKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, + EGLenum target, EGLClientBuffer buffer, const EGLint *attr_list) +{ + struct xdri_egl_display *xdri_dpy = lookup_display(dpy); + struct xdri_egl_image *xdri_img; + __DRIEGLImage *driImage; + EGLint err = EGL_SUCCESS; + const __GLcontextModes *mode; + uint depth; + + xdri_img = CALLOC_STRUCT(xdri_egl_image); + if (!xdri_img) { + _eglError(EGL_BAD_ALLOC, "eglCreateImageKHR"); + return NULL; + } + + switch (target) { + case EGL_NATIVE_PIXMAP_KHR: + if (ctx) { + err = EGL_BAD_PARAMETER; + break; + } + xdri_img->pixmap = (Pixmap) buffer; + break; + default: + err = EGL_BAD_PARAMETER; + break; + } + + if (err != EGL_SUCCESS) { + _eglError(EGL_BAD_PARAMETER, "eglCreateImageKHR"); + free(xdri_img); + return NULL; + } + + if (!_eglInitImage(drv, &xdri_img->Base, attr_list)) { + free(xdri_img); + return NULL; + } + if (!get_drawable_depth(xdri_dpy->dpy, xdri_img->pixmap, &depth) || + depth > MAX_DEPTH) { + free(xdri_img); + return NULL; + } + mode = xdri_dpy->imageConfigs[depth]; + if (!mode) { + free(xdri_img); + return NULL; + } + + driImage = CALLOC_STRUCT(__DRIEGLImageRec); + if (!driImage) { + _eglError(EGL_BAD_ALLOC, "eglCreateImageKHR"); + free(xdri_img); + return NULL; + } + + xdri_img->driDrawable = + xdri_dpy->psc->driScreen->createDrawable(xdri_dpy->psc, + (XID) xdri_img->pixmap, + (GLXDrawable) xdri_img->pixmap, + mode); + if (!xdri_img->driDrawable) { + free(driImage); + free(xdri_img); + return NULL; + } + + driImage->magic = __DRI_EGL_IMAGE_MAGIC; + driImage->drawable = xdri_img->driDrawable->driDrawable; + driImage->texture_format_rgba = (depth == 32 && mode->bindToTextureRgba); + driImage->level = 0; + + xdri_img->Base.ClientData = (void *) driImage; + + return &xdri_img->Base; +} + + +static EGLBoolean +xdri_eglDestroyImageKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *img) +{ + struct xdri_egl_image *xdri_img = lookup_image(img); + + free(xdri_img->Base.ClientData); + xdri_img->driDrawable->destroyDrawable(xdri_img->driDrawable); + free(xdri_img); + return EGL_TRUE; +} + + +#endif /* EGL_KHR_image_base */ + + +static void +xdri_Unload(_EGLDriver *drv) +{ + struct xdri_egl_driver *xdri_drv = xdri_egl_driver(drv); + free(xdri_drv); +} + + +/** + * This is the main entrypoint into the driver, called by libEGL. + * Create a new _EGLDriver object and init its dispatch table. + */ +_EGLDriver * +_eglMain(const char *args) +{ + struct xdri_egl_driver *xdri_drv = CALLOC_STRUCT(xdri_egl_driver); + if (!xdri_drv) + return NULL; + + _eglInitDriverFallbacks(&xdri_drv->Base); + xdri_drv->Base.API.Initialize = xdri_eglInitialize; + xdri_drv->Base.API.Terminate = xdri_eglTerminate; + + xdri_drv->Base.API.GetProcAddress = xdri_eglGetProcAddress; + + xdri_drv->Base.API.CreateContext = xdri_eglCreateContext; + xdri_drv->Base.API.DestroyContext = xdri_eglDestroyContext; + xdri_drv->Base.API.MakeCurrent = xdri_eglMakeCurrent; + xdri_drv->Base.API.CreateWindowSurface = xdri_eglCreateWindowSurface; + xdri_drv->Base.API.CreatePbufferSurface = xdri_eglCreatePbufferSurface; + xdri_drv->Base.API.DestroySurface = xdri_eglDestroySurface; + xdri_drv->Base.API.BindTexImage = xdri_eglBindTexImage; + xdri_drv->Base.API.ReleaseTexImage = xdri_eglReleaseTexImage; + xdri_drv->Base.API.SwapBuffers = xdri_eglSwapBuffers; +#if EGL_KHR_image_base + xdri_drv->Base.API.CreateImageKHR = xdri_eglCreateImageKHR; + xdri_drv->Base.API.DestroyImageKHR = xdri_eglDestroyImageKHR; +#endif /* EGL_KHR_image_base */ + + xdri_drv->Base.Name = "X/DRI"; + xdri_drv->Base.Unload = xdri_Unload; + + /* we need a way to flush commands */ + xdri_drv->FlushCurrentContext = + (void (*)(void)) xdri_eglGetProcAddress("glFlush"); + + return &xdri_drv->Base; +} |