From dafebc5bb70303f0b5baf0b087cf4d9a64b5c7f0 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 12 Sep 2011 11:27:51 +0200 Subject: Synchronised line endinge with release branch --- xorg-server/hw/xquartz/GL/indirect.c | 1230 +++++++++++++++++----------------- 1 file changed, 615 insertions(+), 615 deletions(-) (limited to 'xorg-server/hw/xquartz/GL/indirect.c') diff --git a/xorg-server/hw/xquartz/GL/indirect.c b/xorg-server/hw/xquartz/GL/indirect.c index 27fa7fc36..27d6daebd 100644 --- a/xorg-server/hw/xquartz/GL/indirect.c +++ b/xorg-server/hw/xquartz/GL/indirect.c @@ -1,615 +1,615 @@ -/* - * GLX implementation that uses Apple's OpenGL.framework - * (Indirect rendering path -- it's also used for some direct mode code too) - * - * Copyright (c) 2007-2011 Apple Inc. - * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved. - * Copyright (c) 2002 Greg Parker. All Rights Reserved. - * - * Portions of this file are copied from Mesa's xf86glx.c, - * which contains the following copyright: - * - * Copyright 1998-1999 Precision Insight, 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, sublicense, - * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL - * THE ABOVE LISTED COPYRIGHT HOLDER(S) 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. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include - -#include - -#include -#include /* Just to prevent glxserver.h from loading mesa's and colliding with OpenGL.h */ - -#include -#include - -#include -#include - -typedef unsigned long long GLuint64EXT; -typedef long long GLint64EXT; -#include -#include - -#include "x-hash.h" - -#include "visualConfigs.h" -#include "dri.h" - -#include "darwin.h" -#define GLAQUA_DEBUG_MSG(msg, args...) ASL_LOG(ASL_LEVEL_DEBUG, "GLXAqua", msg, ##args) - -__GLXprovider * GlxGetDRISWrastProvider (void); - -static void setup_dispatch_table(void); -GLuint __glFloorLog2(GLuint val); -void warn_func(void * p1, char *format, ...); - -// some prototypes -static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen); -static __GLXdrawable * __glXAquaScreenCreateDrawable(ClientPtr client, __GLXscreen *screen, DrawablePtr pDraw, XID drawId, int type, XID glxDrawId, __GLXconfig *conf); - -static void __glXAquaContextDestroy(__GLXcontext *baseContext); -static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext); -static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext); -static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask); - -static CGLPixelFormatObj makeFormat(__GLXconfig *conf); - -__GLXprovider __glXDRISWRastProvider = { - __glXAquaScreenProbe, - "Core OpenGL", - NULL -}; - -typedef struct __GLXAquaScreen __GLXAquaScreen; -typedef struct __GLXAquaContext __GLXAquaContext; -typedef struct __GLXAquaDrawable __GLXAquaDrawable; - -/* - * The following structs must keep the base as the first member. - * It's used to treat the start of the struct as a different struct - * in GLX. - * - * Note: these structs should be initialized with xcalloc or memset - * prior to usage, and some of them require initializing - * the base with function pointers. - */ -struct __GLXAquaScreen { - __GLXscreen base; - int index; - int num_vis; -}; - -struct __GLXAquaContext { - __GLXcontext base; - CGLContextObj ctx; - CGLPixelFormatObj pixelFormat; - xp_surface_id sid; - unsigned isAttached :1; -}; - -struct __GLXAquaDrawable { - __GLXdrawable base; - DrawablePtr pDraw; - xp_surface_id sid; - __GLXAquaContext *context; -}; - - -static __GLXcontext * -__glXAquaScreenCreateContext(__GLXscreen *screen, - __GLXconfig *conf, - __GLXcontext *baseShareContext) -{ - __GLXAquaContext *context; - __GLXAquaContext *shareContext = (__GLXAquaContext *) baseShareContext; - CGLError gl_err; - - GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n"); - - context = calloc(1, sizeof (__GLXAquaContext)); - - if (context == NULL) - return NULL; - - memset(context, 0, sizeof *context); - - context->base.pGlxScreen = screen; - - context->base.destroy = __glXAquaContextDestroy; - context->base.makeCurrent = __glXAquaContextMakeCurrent; - context->base.loseCurrent = __glXAquaContextLoseCurrent; - context->base.copy = __glXAquaContextCopy; - /*FIXME verify that the context->base is fully initialized. */ - - context->pixelFormat = makeFormat(conf); - - if (!context->pixelFormat) { - free(context); - return NULL; - } - - context->ctx = NULL; - gl_err = CGLCreateContext(context->pixelFormat, - shareContext ? shareContext->ctx : NULL, - &context->ctx); - - if (gl_err != 0) { - ErrorF("CGLCreateContext error: %s\n", CGLErrorString(gl_err)); - CGLDestroyPixelFormat(context->pixelFormat); - free(context); - return NULL; - } - - setup_dispatch_table(); - GLAQUA_DEBUG_MSG("glAquaCreateContext done\n"); - - return &context->base; -} - -/* maps from surface id -> list of __GLcontext */ -static x_hash_table *surface_hash; - -static void __glXAquaContextDestroy(__GLXcontext *baseContext) { - x_list *lst; - - __GLXAquaContext *context = (__GLXAquaContext *) baseContext; - - GLAQUA_DEBUG_MSG("glAquaContextDestroy (ctx %p)\n", baseContext); - if (context != NULL) { - if (context->sid != 0 && surface_hash != NULL) { - lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL); - lst = x_list_remove(lst, context); - x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst); - } - - if (context->ctx != NULL) - CGLDestroyContext(context->ctx); - - if (context->pixelFormat != NULL) - CGLDestroyPixelFormat(context->pixelFormat); - - free(context); - } -} - -static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext) { - CGLError gl_err; - - GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%p)\n", baseContext); - - gl_err = CGLSetCurrentContext(NULL); - if (gl_err != 0) - ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err)); - - /* - * There should be no need to set __glXLastContext to NULL here, because - * glxcmds.c does it as part of the context cache flush after calling - * this. - */ - - return GL_TRUE; -} - -/* Called when a surface is destroyed as a side effect of destroying - the window it's attached to. */ -static void surface_notify(void *_arg, void *data) { - DRISurfaceNotifyArg *arg = (DRISurfaceNotifyArg *)_arg; - __GLXAquaDrawable *draw = (__GLXAquaDrawable *)data; - __GLXAquaContext *context; - x_list *lst; - if(_arg == NULL || data == NULL) { - ErrorF("surface_notify called with bad params"); - return; - } - - GLAQUA_DEBUG_MSG("surface_notify(%p, %p)\n", _arg, data); - switch (arg->kind) { - case AppleDRISurfaceNotifyDestroyed: - if (surface_hash != NULL) - x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(arg->id)); - draw->pDraw = NULL; - draw->sid = 0; - break; - - case AppleDRISurfaceNotifyChanged: - if (surface_hash != NULL) { - lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(arg->id), NULL); - for (; lst != NULL; lst = lst->next) - { - context = lst->data; - xp_update_gl_context(context->ctx); - } - } - break; - default: - ErrorF("surface_notify: unknown kind %d\n", arg->kind); - break; - } -} - -static BOOL attach(__GLXAquaContext *context, __GLXAquaDrawable *draw) { - DrawablePtr pDraw; - - GLAQUA_DEBUG_MSG("attach(%p, %p)\n", context, draw); - - if(NULL == context || NULL == draw) - return TRUE; - - pDraw = draw->base.pDraw; - - if(NULL == pDraw) { - ErrorF("%s:%s() pDraw is NULL!\n", __FILE__, __func__); - return TRUE; - } - - if (draw->sid == 0) { - //if (!quartzProcs->CreateSurface(pDraw->pScreen, pDraw->id, pDraw, - if (!DRICreateSurface(pDraw->pScreen, pDraw->id, pDraw, - 0, &draw->sid, NULL, - surface_notify, draw)) - return TRUE; - draw->pDraw = pDraw; - } - - if (!context->isAttached || context->sid != draw->sid) { - x_list *lst; - - if (xp_attach_gl_context(context->ctx, draw->sid) != Success) { - //quartzProcs->DestroySurface(pDraw->pScreen, pDraw->id, pDraw, - DRIDestroySurface(pDraw->pScreen, pDraw->id, pDraw, - surface_notify, draw); - if (surface_hash != NULL) - x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(draw->sid)); - - draw->sid = 0; - return TRUE; - } - - context->isAttached = TRUE; - context->sid = draw->sid; - - if (surface_hash == NULL) - surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL); - - lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL); - if (x_list_find(lst, context) == NULL) { - lst = x_list_prepend(lst, context); - x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst); - } - - - - GLAQUA_DEBUG_MSG("attached 0x%x to 0x%x\n", (unsigned int) pDraw->id, - (unsigned int) draw->sid); - } - - draw->context = context; - - return FALSE; -} - -#if 0 // unused -static void unattach(__GLXAquaContext *context) { - x_list *lst; - GLAQUA_DEBUG_MSG("unattach\n"); - if (context == NULL) { - ErrorF("Tried to unattach a null context\n"); - return; - } - if (context->isAttached) { - GLAQUA_DEBUG_MSG("unattaching\n"); - - if (surface_hash != NULL) { - lst = x_hash_table_lookup(surface_hash, (void *) context->sid, NULL); - lst = x_list_remove(lst, context); - x_hash_table_insert(surface_hash, (void *) context->sid, lst); - } - - CGLClearDrawable(context->ctx); - context->isAttached = FALSE; - context->sid = 0; - } -} -#endif - -static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext) { - CGLError gl_err; - __GLXAquaContext *context = (__GLXAquaContext *) baseContext; - __GLXAquaDrawable *drawPriv = (__GLXAquaDrawable *) context->base.drawPriv; - - GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%p)\n", baseContext); - - if(attach(context, drawPriv)) - return /*error*/ 0; - - gl_err = CGLSetCurrentContext(context->ctx); - if (gl_err != 0) - ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err)); - - return gl_err == 0; -} - -static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask) -{ - CGLError gl_err; - - __GLXAquaContext *dst = (__GLXAquaContext *) baseDst; - __GLXAquaContext *src = (__GLXAquaContext *) baseSrc; - - GLAQUA_DEBUG_MSG("GLXAquaContextCopy\n"); - - gl_err = CGLCopyContext(src->ctx, dst->ctx, mask); - if (gl_err != 0) - ErrorF("CGLCopyContext error: %s\n", CGLErrorString(gl_err)); - - return gl_err == 0; -} - -/* Drawing surface notification callbacks */ -static GLboolean __glXAquaDrawableSwapBuffers(ClientPtr client, __GLXdrawable *base) { - CGLError err; - __GLXAquaDrawable *drawable; - - // GLAQUA_DEBUG_MSG("glAquaDrawableSwapBuffers(%p)\n",base); - - if(!base) { - ErrorF("%s passed NULL\n", __func__); - return GL_FALSE; - } - - drawable = (__GLXAquaDrawable *)base; - - if(NULL == drawable->context) { - ErrorF("%s called with a NULL->context for drawable %p!\n", - __func__, (void *)drawable); - return GL_FALSE; - } - - err = CGLFlushDrawable(drawable->context->ctx); - - if(kCGLNoError != err) { - ErrorF("CGLFlushDrawable error: %s in %s\n", CGLErrorString(err), - __func__); - return GL_FALSE; - } - - return GL_TRUE; -} - - -static CGLPixelFormatObj makeFormat(__GLXconfig *conf) { - CGLPixelFormatAttribute attr[64]; - CGLPixelFormatObj fobj; - GLint formats; - CGLError error; - int i = 0; - - if(conf->doubleBufferMode) - attr[i++] = kCGLPFADoubleBuffer; - - if(conf->stereoMode) - attr[i++] = kCGLPFAStereo; - - attr[i++] = kCGLPFAColorSize; - attr[i++] = conf->redBits + conf->greenBits + conf->blueBits; - attr[i++] = kCGLPFAAlphaSize; - attr[i++] = conf->alphaBits; - - if((conf->accumRedBits + conf->accumGreenBits + conf->accumBlueBits + - conf->accumAlphaBits) > 0) { - - attr[i++] = kCGLPFAAccumSize; - attr[i++] = conf->accumRedBits + conf->accumGreenBits - + conf->accumBlueBits + conf->accumAlphaBits; - } - - attr[i++] = kCGLPFADepthSize; - attr[i++] = conf->depthBits; - - if(conf->stencilBits) { - attr[i++] = kCGLPFAStencilSize; - attr[i++] = conf->stencilBits; - } - - if(conf->numAuxBuffers > 0) { - attr[i++] = kCGLPFAAuxBuffers; - attr[i++] = conf->numAuxBuffers; - } - - if(conf->sampleBuffers > 0) { - attr[i++] = kCGLPFASampleBuffers; - attr[i++] = conf->sampleBuffers; - attr[i++] = kCGLPFASamples; - attr[i++] = conf->samples; - } - - attr[i] = 0; - - error = CGLChoosePixelFormat(attr, &fobj, &formats); - if(error) { - ErrorF("error: creating pixel format %s\n", CGLErrorString(error)); - return NULL; - } - - return fobj; -} - -static void __glXAquaScreenDestroy(__GLXscreen *screen) { - - GLAQUA_DEBUG_MSG("glXAquaScreenDestroy(%p)\n", screen); - __glXScreenDestroy(screen); - - free(screen); -} - -/* This is called by __glXInitScreens(). */ -static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen) { - __GLXAquaScreen *screen; - - GLAQUA_DEBUG_MSG("glXAquaScreenProbe\n"); - - if (pScreen == NULL) - return NULL; - - screen = calloc(1, sizeof *screen); - - if(NULL == screen) - return NULL; - - screen->base.destroy = __glXAquaScreenDestroy; - screen->base.createContext = __glXAquaScreenCreateContext; - screen->base.createDrawable = __glXAquaScreenCreateDrawable; - screen->base.swapInterval = /*FIXME*/ NULL; - screen->base.pScreen = pScreen; - - screen->base.fbconfigs = __glXAquaCreateVisualConfigs(&screen->base.numFBConfigs, pScreen->myNum); - - __glXScreenInit(&screen->base, pScreen); - - screen->base.GLXmajor = 1; - screen->base.GLXminor = 4; - screen->base.GLXextensions = strdup("GLX_SGIX_fbconfig " - "GLX_SGIS_multisample " - "GLX_ARB_multisample " - "GLX_EXT_visual_info " - "GLX_EXT_import_context "); - - /*We may be able to add more GLXextensions at a later time. */ - - return &screen->base; -} - -#if 0 // unused -static void __glXAquaDrawableCopySubBuffer (__GLXdrawable *drawable, - int x, int y, int w, int h) { - /*TODO finish me*/ -} -#endif - -static void __glXAquaDrawableDestroy(__GLXdrawable *base) { - /* gstaplin: base is the head of the structure, so it's at the same - * offset in memory. - * Is this safe with strict aliasing? I noticed that the other dri code - * does this too... - */ - __GLXAquaDrawable *glxPriv = (__GLXAquaDrawable *)base; - - GLAQUA_DEBUG_MSG("TRACE"); - - /* It doesn't work to call DRIDestroySurface here, the drawable's - already gone.. But dri.c notices the window destruction and - frees the surface itself. */ - - /*gstaplin: verify the statement above. The surface destroy - *messages weren't making it through, and may still not be. - *We need a good test case for surface creation and destruction. - *We also need a good way to enable introspection on the server - *to validate the test, beyond using gdb with print. - */ - - free(glxPriv); -} - -static __GLXdrawable * -__glXAquaScreenCreateDrawable(ClientPtr client, - __GLXscreen *screen, - DrawablePtr pDraw, - XID drawId, - int type, - XID glxDrawId, - __GLXconfig *conf) { - __GLXAquaDrawable *glxPriv; - - glxPriv = malloc(sizeof *glxPriv); - - if(glxPriv == NULL) - return NULL; - - memset(glxPriv, 0, sizeof *glxPriv); - - if(!__glXDrawableInit(&glxPriv->base, screen, pDraw, type, glxDrawId, conf)) { - free(glxPriv); - return NULL; - } - - glxPriv->base.destroy = __glXAquaDrawableDestroy; - glxPriv->base.swapBuffers = __glXAquaDrawableSwapBuffers; - glxPriv->base.copySubBuffer = NULL; /* __glXAquaDrawableCopySubBuffer; */ - - glxPriv->pDraw = pDraw; - glxPriv->sid = 0; - glxPriv->context = NULL; - - return &glxPriv->base; -} - -// Extra goodies for glx - -GLuint __glFloorLog2(GLuint val) -{ - int c = 0; - - while (val > 1) { - c++; - val >>= 1; - } - return c; -} - -#ifndef OPENGL_FRAMEWORK_PATH -#define OPENGL_FRAMEWORK_PATH "/System/Library/Frameworks/OpenGL.framework/OpenGL" -#endif - -static void setup_dispatch_table(void) { - static struct _glapi_table *disp = NULL; - static void *handle; - const char *opengl_framework_path; - - if(disp) { - _glapi_set_dispatch(disp); - return; - } - - opengl_framework_path = getenv("OPENGL_FRAMEWORK_PATH"); - if (!opengl_framework_path) { - opengl_framework_path = OPENGL_FRAMEWORK_PATH; - } - - (void) dlerror(); /*drain dlerror */ - handle = dlopen(opengl_framework_path, RTLD_LOCAL); - - if (!handle) { - ErrorF("unable to dlopen %s : %s, using RTLD_DEFAULT\n", - opengl_framework_path, dlerror()); - handle = RTLD_DEFAULT; - } - - disp = _glapi_create_table_from_handle(handle, "gl"); - assert(disp); - - _glapi_set_dispatch(disp); -} +/* + * GLX implementation that uses Apple's OpenGL.framework + * (Indirect rendering path -- it's also used for some direct mode code too) + * + * Copyright (c) 2007-2011 Apple Inc. + * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved. + * Copyright (c) 2002 Greg Parker. All Rights Reserved. + * + * Portions of this file are copied from Mesa's xf86glx.c, + * which contains the following copyright: + * + * Copyright 1998-1999 Precision Insight, 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, sublicense, + * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL + * THE ABOVE LISTED COPYRIGHT HOLDER(S) 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include + +#include + +#include +#include /* Just to prevent glxserver.h from loading mesa's and colliding with OpenGL.h */ + +#include +#include + +#include +#include + +typedef unsigned long long GLuint64EXT; +typedef long long GLint64EXT; +#include +#include + +#include "x-hash.h" + +#include "visualConfigs.h" +#include "dri.h" + +#include "darwin.h" +#define GLAQUA_DEBUG_MSG(msg, args...) ASL_LOG(ASL_LEVEL_DEBUG, "GLXAqua", msg, ##args) + +__GLXprovider * GlxGetDRISWrastProvider (void); + +static void setup_dispatch_table(void); +GLuint __glFloorLog2(GLuint val); +void warn_func(void * p1, char *format, ...); + +// some prototypes +static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen); +static __GLXdrawable * __glXAquaScreenCreateDrawable(ClientPtr client, __GLXscreen *screen, DrawablePtr pDraw, XID drawId, int type, XID glxDrawId, __GLXconfig *conf); + +static void __glXAquaContextDestroy(__GLXcontext *baseContext); +static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext); +static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext); +static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask); + +static CGLPixelFormatObj makeFormat(__GLXconfig *conf); + +__GLXprovider __glXDRISWRastProvider = { + __glXAquaScreenProbe, + "Core OpenGL", + NULL +}; + +typedef struct __GLXAquaScreen __GLXAquaScreen; +typedef struct __GLXAquaContext __GLXAquaContext; +typedef struct __GLXAquaDrawable __GLXAquaDrawable; + +/* + * The following structs must keep the base as the first member. + * It's used to treat the start of the struct as a different struct + * in GLX. + * + * Note: these structs should be initialized with xcalloc or memset + * prior to usage, and some of them require initializing + * the base with function pointers. + */ +struct __GLXAquaScreen { + __GLXscreen base; + int index; + int num_vis; +}; + +struct __GLXAquaContext { + __GLXcontext base; + CGLContextObj ctx; + CGLPixelFormatObj pixelFormat; + xp_surface_id sid; + unsigned isAttached :1; +}; + +struct __GLXAquaDrawable { + __GLXdrawable base; + DrawablePtr pDraw; + xp_surface_id sid; + __GLXAquaContext *context; +}; + + +static __GLXcontext * +__glXAquaScreenCreateContext(__GLXscreen *screen, + __GLXconfig *conf, + __GLXcontext *baseShareContext) +{ + __GLXAquaContext *context; + __GLXAquaContext *shareContext = (__GLXAquaContext *) baseShareContext; + CGLError gl_err; + + GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n"); + + context = calloc(1, sizeof (__GLXAquaContext)); + + if (context == NULL) + return NULL; + + memset(context, 0, sizeof *context); + + context->base.pGlxScreen = screen; + + context->base.destroy = __glXAquaContextDestroy; + context->base.makeCurrent = __glXAquaContextMakeCurrent; + context->base.loseCurrent = __glXAquaContextLoseCurrent; + context->base.copy = __glXAquaContextCopy; + /*FIXME verify that the context->base is fully initialized. */ + + context->pixelFormat = makeFormat(conf); + + if (!context->pixelFormat) { + free(context); + return NULL; + } + + context->ctx = NULL; + gl_err = CGLCreateContext(context->pixelFormat, + shareContext ? shareContext->ctx : NULL, + &context->ctx); + + if (gl_err != 0) { + ErrorF("CGLCreateContext error: %s\n", CGLErrorString(gl_err)); + CGLDestroyPixelFormat(context->pixelFormat); + free(context); + return NULL; + } + + setup_dispatch_table(); + GLAQUA_DEBUG_MSG("glAquaCreateContext done\n"); + + return &context->base; +} + +/* maps from surface id -> list of __GLcontext */ +static x_hash_table *surface_hash; + +static void __glXAquaContextDestroy(__GLXcontext *baseContext) { + x_list *lst; + + __GLXAquaContext *context = (__GLXAquaContext *) baseContext; + + GLAQUA_DEBUG_MSG("glAquaContextDestroy (ctx %p)\n", baseContext); + if (context != NULL) { + if (context->sid != 0 && surface_hash != NULL) { + lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL); + lst = x_list_remove(lst, context); + x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst); + } + + if (context->ctx != NULL) + CGLDestroyContext(context->ctx); + + if (context->pixelFormat != NULL) + CGLDestroyPixelFormat(context->pixelFormat); + + free(context); + } +} + +static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext) { + CGLError gl_err; + + GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%p)\n", baseContext); + + gl_err = CGLSetCurrentContext(NULL); + if (gl_err != 0) + ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err)); + + /* + * There should be no need to set __glXLastContext to NULL here, because + * glxcmds.c does it as part of the context cache flush after calling + * this. + */ + + return GL_TRUE; +} + +/* Called when a surface is destroyed as a side effect of destroying + the window it's attached to. */ +static void surface_notify(void *_arg, void *data) { + DRISurfaceNotifyArg *arg = (DRISurfaceNotifyArg *)_arg; + __GLXAquaDrawable *draw = (__GLXAquaDrawable *)data; + __GLXAquaContext *context; + x_list *lst; + if(_arg == NULL || data == NULL) { + ErrorF("surface_notify called with bad params"); + return; + } + + GLAQUA_DEBUG_MSG("surface_notify(%p, %p)\n", _arg, data); + switch (arg->kind) { + case AppleDRISurfaceNotifyDestroyed: + if (surface_hash != NULL) + x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(arg->id)); + draw->pDraw = NULL; + draw->sid = 0; + break; + + case AppleDRISurfaceNotifyChanged: + if (surface_hash != NULL) { + lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(arg->id), NULL); + for (; lst != NULL; lst = lst->next) + { + context = lst->data; + xp_update_gl_context(context->ctx); + } + } + break; + default: + ErrorF("surface_notify: unknown kind %d\n", arg->kind); + break; + } +} + +static BOOL attach(__GLXAquaContext *context, __GLXAquaDrawable *draw) { + DrawablePtr pDraw; + + GLAQUA_DEBUG_MSG("attach(%p, %p)\n", context, draw); + + if(NULL == context || NULL == draw) + return TRUE; + + pDraw = draw->base.pDraw; + + if(NULL == pDraw) { + ErrorF("%s:%s() pDraw is NULL!\n", __FILE__, __func__); + return TRUE; + } + + if (draw->sid == 0) { + //if (!quartzProcs->CreateSurface(pDraw->pScreen, pDraw->id, pDraw, + if (!DRICreateSurface(pDraw->pScreen, pDraw->id, pDraw, + 0, &draw->sid, NULL, + surface_notify, draw)) + return TRUE; + draw->pDraw = pDraw; + } + + if (!context->isAttached || context->sid != draw->sid) { + x_list *lst; + + if (xp_attach_gl_context(context->ctx, draw->sid) != Success) { + //quartzProcs->DestroySurface(pDraw->pScreen, pDraw->id, pDraw, + DRIDestroySurface(pDraw->pScreen, pDraw->id, pDraw, + surface_notify, draw); + if (surface_hash != NULL) + x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(draw->sid)); + + draw->sid = 0; + return TRUE; + } + + context->isAttached = TRUE; + context->sid = draw->sid; + + if (surface_hash == NULL) + surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL); + + lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL); + if (x_list_find(lst, context) == NULL) { + lst = x_list_prepend(lst, context); + x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst); + } + + + + GLAQUA_DEBUG_MSG("attached 0x%x to 0x%x\n", (unsigned int) pDraw->id, + (unsigned int) draw->sid); + } + + draw->context = context; + + return FALSE; +} + +#if 0 // unused +static void unattach(__GLXAquaContext *context) { + x_list *lst; + GLAQUA_DEBUG_MSG("unattach\n"); + if (context == NULL) { + ErrorF("Tried to unattach a null context\n"); + return; + } + if (context->isAttached) { + GLAQUA_DEBUG_MSG("unattaching\n"); + + if (surface_hash != NULL) { + lst = x_hash_table_lookup(surface_hash, (void *) context->sid, NULL); + lst = x_list_remove(lst, context); + x_hash_table_insert(surface_hash, (void *) context->sid, lst); + } + + CGLClearDrawable(context->ctx); + context->isAttached = FALSE; + context->sid = 0; + } +} +#endif + +static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext) { + CGLError gl_err; + __GLXAquaContext *context = (__GLXAquaContext *) baseContext; + __GLXAquaDrawable *drawPriv = (__GLXAquaDrawable *) context->base.drawPriv; + + GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%p)\n", baseContext); + + if(attach(context, drawPriv)) + return /*error*/ 0; + + gl_err = CGLSetCurrentContext(context->ctx); + if (gl_err != 0) + ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err)); + + return gl_err == 0; +} + +static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask) +{ + CGLError gl_err; + + __GLXAquaContext *dst = (__GLXAquaContext *) baseDst; + __GLXAquaContext *src = (__GLXAquaContext *) baseSrc; + + GLAQUA_DEBUG_MSG("GLXAquaContextCopy\n"); + + gl_err = CGLCopyContext(src->ctx, dst->ctx, mask); + if (gl_err != 0) + ErrorF("CGLCopyContext error: %s\n", CGLErrorString(gl_err)); + + return gl_err == 0; +} + +/* Drawing surface notification callbacks */ +static GLboolean __glXAquaDrawableSwapBuffers(ClientPtr client, __GLXdrawable *base) { + CGLError err; + __GLXAquaDrawable *drawable; + + // GLAQUA_DEBUG_MSG("glAquaDrawableSwapBuffers(%p)\n",base); + + if(!base) { + ErrorF("%s passed NULL\n", __func__); + return GL_FALSE; + } + + drawable = (__GLXAquaDrawable *)base; + + if(NULL == drawable->context) { + ErrorF("%s called with a NULL->context for drawable %p!\n", + __func__, (void *)drawable); + return GL_FALSE; + } + + err = CGLFlushDrawable(drawable->context->ctx); + + if(kCGLNoError != err) { + ErrorF("CGLFlushDrawable error: %s in %s\n", CGLErrorString(err), + __func__); + return GL_FALSE; + } + + return GL_TRUE; +} + + +static CGLPixelFormatObj makeFormat(__GLXconfig *conf) { + CGLPixelFormatAttribute attr[64]; + CGLPixelFormatObj fobj; + GLint formats; + CGLError error; + int i = 0; + + if(conf->doubleBufferMode) + attr[i++] = kCGLPFADoubleBuffer; + + if(conf->stereoMode) + attr[i++] = kCGLPFAStereo; + + attr[i++] = kCGLPFAColorSize; + attr[i++] = conf->redBits + conf->greenBits + conf->blueBits; + attr[i++] = kCGLPFAAlphaSize; + attr[i++] = conf->alphaBits; + + if((conf->accumRedBits + conf->accumGreenBits + conf->accumBlueBits + + conf->accumAlphaBits) > 0) { + + attr[i++] = kCGLPFAAccumSize; + attr[i++] = conf->accumRedBits + conf->accumGreenBits + + conf->accumBlueBits + conf->accumAlphaBits; + } + + attr[i++] = kCGLPFADepthSize; + attr[i++] = conf->depthBits; + + if(conf->stencilBits) { + attr[i++] = kCGLPFAStencilSize; + attr[i++] = conf->stencilBits; + } + + if(conf->numAuxBuffers > 0) { + attr[i++] = kCGLPFAAuxBuffers; + attr[i++] = conf->numAuxBuffers; + } + + if(conf->sampleBuffers > 0) { + attr[i++] = kCGLPFASampleBuffers; + attr[i++] = conf->sampleBuffers; + attr[i++] = kCGLPFASamples; + attr[i++] = conf->samples; + } + + attr[i] = 0; + + error = CGLChoosePixelFormat(attr, &fobj, &formats); + if(error) { + ErrorF("error: creating pixel format %s\n", CGLErrorString(error)); + return NULL; + } + + return fobj; +} + +static void __glXAquaScreenDestroy(__GLXscreen *screen) { + + GLAQUA_DEBUG_MSG("glXAquaScreenDestroy(%p)\n", screen); + __glXScreenDestroy(screen); + + free(screen); +} + +/* This is called by __glXInitScreens(). */ +static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen) { + __GLXAquaScreen *screen; + + GLAQUA_DEBUG_MSG("glXAquaScreenProbe\n"); + + if (pScreen == NULL) + return NULL; + + screen = calloc(1, sizeof *screen); + + if(NULL == screen) + return NULL; + + screen->base.destroy = __glXAquaScreenDestroy; + screen->base.createContext = __glXAquaScreenCreateContext; + screen->base.createDrawable = __glXAquaScreenCreateDrawable; + screen->base.swapInterval = /*FIXME*/ NULL; + screen->base.pScreen = pScreen; + + screen->base.fbconfigs = __glXAquaCreateVisualConfigs(&screen->base.numFBConfigs, pScreen->myNum); + + __glXScreenInit(&screen->base, pScreen); + + screen->base.GLXmajor = 1; + screen->base.GLXminor = 4; + screen->base.GLXextensions = strdup("GLX_SGIX_fbconfig " + "GLX_SGIS_multisample " + "GLX_ARB_multisample " + "GLX_EXT_visual_info " + "GLX_EXT_import_context "); + + /*We may be able to add more GLXextensions at a later time. */ + + return &screen->base; +} + +#if 0 // unused +static void __glXAquaDrawableCopySubBuffer (__GLXdrawable *drawable, + int x, int y, int w, int h) { + /*TODO finish me*/ +} +#endif + +static void __glXAquaDrawableDestroy(__GLXdrawable *base) { + /* gstaplin: base is the head of the structure, so it's at the same + * offset in memory. + * Is this safe with strict aliasing? I noticed that the other dri code + * does this too... + */ + __GLXAquaDrawable *glxPriv = (__GLXAquaDrawable *)base; + + GLAQUA_DEBUG_MSG("TRACE"); + + /* It doesn't work to call DRIDestroySurface here, the drawable's + already gone.. But dri.c notices the window destruction and + frees the surface itself. */ + + /*gstaplin: verify the statement above. The surface destroy + *messages weren't making it through, and may still not be. + *We need a good test case for surface creation and destruction. + *We also need a good way to enable introspection on the server + *to validate the test, beyond using gdb with print. + */ + + free(glxPriv); +} + +static __GLXdrawable * +__glXAquaScreenCreateDrawable(ClientPtr client, + __GLXscreen *screen, + DrawablePtr pDraw, + XID drawId, + int type, + XID glxDrawId, + __GLXconfig *conf) { + __GLXAquaDrawable *glxPriv; + + glxPriv = malloc(sizeof *glxPriv); + + if(glxPriv == NULL) + return NULL; + + memset(glxPriv, 0, sizeof *glxPriv); + + if(!__glXDrawableInit(&glxPriv->base, screen, pDraw, type, glxDrawId, conf)) { + free(glxPriv); + return NULL; + } + + glxPriv->base.destroy = __glXAquaDrawableDestroy; + glxPriv->base.swapBuffers = __glXAquaDrawableSwapBuffers; + glxPriv->base.copySubBuffer = NULL; /* __glXAquaDrawableCopySubBuffer; */ + + glxPriv->pDraw = pDraw; + glxPriv->sid = 0; + glxPriv->context = NULL; + + return &glxPriv->base; +} + +// Extra goodies for glx + +GLuint __glFloorLog2(GLuint val) +{ + int c = 0; + + while (val > 1) { + c++; + val >>= 1; + } + return c; +} + +#ifndef OPENGL_FRAMEWORK_PATH +#define OPENGL_FRAMEWORK_PATH "/System/Library/Frameworks/OpenGL.framework/OpenGL" +#endif + +static void setup_dispatch_table(void) { + static struct _glapi_table *disp = NULL; + static void *handle; + const char *opengl_framework_path; + + if(disp) { + _glapi_set_dispatch(disp); + return; + } + + opengl_framework_path = getenv("OPENGL_FRAMEWORK_PATH"); + if (!opengl_framework_path) { + opengl_framework_path = OPENGL_FRAMEWORK_PATH; + } + + (void) dlerror(); /*drain dlerror */ + handle = dlopen(opengl_framework_path, RTLD_LOCAL); + + if (!handle) { + ErrorF("unable to dlopen %s : %s, using RTLD_DEFAULT\n", + opengl_framework_path, dlerror()); + handle = RTLD_DEFAULT; + } + + disp = _glapi_create_table_from_handle(handle, "gl"); + assert(disp); + + _glapi_set_dispatch(disp); +} -- cgit v1.2.3