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-rw-r--r--xorg-server/hw/xquartz/GL/indirect.c1202
1 files changed, 601 insertions, 601 deletions
diff --git a/xorg-server/hw/xquartz/GL/indirect.c b/xorg-server/hw/xquartz/GL/indirect.c
index 41168729f..cfc20d2c6 100644
--- a/xorg-server/hw/xquartz/GL/indirect.c
+++ b/xorg-server/hw/xquartz/GL/indirect.c
@@ -1,601 +1,601 @@
-/*
- * 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 <dix-config.h>
-#endif
-
-#include <AvailabilityMacros.h>
-
-#include <dlfcn.h>
-
-#include <OpenGL/OpenGL.h>
-#include <OpenGL/gl.h> /* Just to prevent glxserver.h from loading mesa's and colliding with OpenGL.h */
-
-#include <X11/Xproto.h>
-#include <GL/glxproto.h>
-
-#include <glxserver.h>
-#include <glxutil.h>
-
-typedef unsigned long long GLuint64EXT;
-typedef long long GLint64EXT;
-#include <dispatch.h>
-#include <glapi.h>
-
-#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;
-
-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));
-
- __glXLastContext = NULL; // Mesa does this; why?
-
- 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.GLXversion = strdup("1.4");
- 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 <dix-config.h>
+#endif
+
+#include <AvailabilityMacros.h>
+
+#include <dlfcn.h>
+
+#include <OpenGL/OpenGL.h>
+#include <OpenGL/gl.h> /* Just to prevent glxserver.h from loading mesa's and colliding with OpenGL.h */
+
+#include <X11/Xproto.h>
+#include <GL/glxproto.h>
+
+#include <glxserver.h>
+#include <glxutil.h>
+
+typedef unsigned long long GLuint64EXT;
+typedef long long GLint64EXT;
+#include <dispatch.h>
+#include <glapi.h>
+
+#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;
+
+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));
+
+ __glXLastContext = NULL; // Mesa does this; why?
+
+ 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.GLXversion = strdup("1.4");
+ 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);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 06:59:38 +0000