aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/programs/Xserver/GL/apple/aglGlx.c
diff options
context:
space:
mode:
authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
commitb16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch)
tree4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/programs/Xserver/GL/apple/aglGlx.c
parent0d5a83e986f39982c0924652a3662e60b1f23162 (diff)
downloadnx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.gz
nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.bz2
nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.zip
massive reduction of unneeded files
Diffstat (limited to 'nx-X11/programs/Xserver/GL/apple/aglGlx.c')
-rw-r--r--nx-X11/programs/Xserver/GL/apple/aglGlx.c1355
1 files changed, 0 insertions, 1355 deletions
diff --git a/nx-X11/programs/Xserver/GL/apple/aglGlx.c b/nx-X11/programs/Xserver/GL/apple/aglGlx.c
deleted file mode 100644
index be846be83..000000000
--- a/nx-X11/programs/Xserver/GL/apple/aglGlx.c
+++ /dev/null
@@ -1,1355 +0,0 @@
-/*
- * GLX implementation that uses Apple's AGL.framework for OpenGL
- *
- * FIXME: This file and indirect.c are very similar. The two should be
- * merged by introducing suitable abstractions.
- */
-/*
- * Copyright (c) 2002 Greg Parker. All Rights Reserved.
- * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
- *
- * Large 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.
- */
-/* $XFree86: xc/programs/Xserver/GL/apple/aglGlx.c,v 1.2 2003/09/16 00:36:11 torrey Exp $ */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "quartzCommon.h"
-#include <AGL/agl.h>
-#include "cr.h"
-
-// X11 and X11's glx
-#undef BOOL
-#define BOOL xBOOL
-#include "quartz.h"
-#include <miscstruct.h>
-#include <windowstr.h>
-#include <resource.h>
-#include <GL/glxint.h>
-#include <GL/glxtokens.h>
-#include <scrnintstr.h>
-#include <glxserver.h>
-#include <glxscreens.h>
-#include <glxdrawable.h>
-#include <glxcontext.h>
-#include <glxext.h>
-#include <glxutil.h>
-#include <glxscreens.h>
-#include <GL/internal/glcore.h>
-#undef BOOL
-
-#include "glcontextmodes.h"
-
-// ggs: needed to call back to glx with visual configs
-extern void GlxSetVisualConfigs(int nconfigs, __GLXvisualConfig *configs, void **configprivs);
-
-// Write debugging output, or not
-#ifdef GLAQUA_DEBUG
-#define GLAQUA_DEBUG_MSG ErrorF
-#else
-#define GLAQUA_DEBUG_MSG(a, ...)
-#endif
-
-
-// The following GL functions don't have an EXT suffix in OpenGL.framework.
-GLboolean glAreTexturesResidentEXT (GLsizei a, const GLuint *b, GLboolean *c) {
- return glAreTexturesResident(a, b, c);
-}
-void glDeleteTexturesEXT (GLsizei d, const GLuint *e) {
- glDeleteTextures(d, e);
-}
-void glGenTexturesEXT (GLsizei f, GLuint *g) {
- glGenTextures(f, g);
-}
-GLboolean glIsTextureEXT (GLuint h) {
- return glIsTexture(h);
-}
-
-
-// some prototypes
-static Bool glAquaScreenProbe(int screen);
-static Bool glAquaInitVisuals(VisualPtr *visualp, DepthPtr *depthp,
- int *nvisualp, int *ndepthp,
- int *rootDepthp, VisualID *defaultVisp,
- unsigned long sizes, int bitsPerRGB);
-static void glAquaSetVisualConfigs(int nconfigs, __GLXvisualConfig *configs,
- void **privates);
-static __GLinterface *glAquaCreateContext(__GLimports *imports,
- __GLcontextModes *mode,
- __GLinterface *shareGC);
-static void glAquaCreateBuffer(__GLXdrawablePrivate *glxPriv);
-static void glAquaResetExtension(void);
-
-
-/*
- * This structure is statically allocated in the __glXScreens[]
- * structure. This struct is not used anywhere other than in
- * __glXScreenInit to initialize each of the active screens
- * (__glXActiveScreens[]). Several of the fields must be initialized by
- * the screenProbe routine before they are copied to the active screens
- * struct. In particular, the contextCreate, modes, numVisuals,
- * and numUsableVisuals fields must be initialized.
- */
-static __GLXscreenInfo __glDDXScreenInfo = {
- glAquaScreenProbe, /* Must be generic and handle all screens */
- glAquaCreateContext, /* Substitute screen's createContext routine */
- glAquaCreateBuffer, /* Substitute screen's createBuffer routine */
- NULL, /* Set up modes in probe */
- NULL, /* Set up pVisualPriv in probe */
- 0, /* Set up numVisuals in probe */
- 0, /* Set up numUsableVisuals in probe */
- "Vendor String", /* GLXvendor is overwritten by __glXScreenInit */
- "Version String", /* GLXversion is overwritten by __glXScreenInit */
- "Extensions String", /* GLXextensions is overwritten by __glXScreenInit */
- NULL /* WrappedPositionWindow is overwritten */
-};
-
-void *__glXglDDXScreenInfo(void) {
- return &__glDDXScreenInfo;
-}
-
-static __GLXextensionInfo __glDDXExtensionInfo = {
- GL_CORE_APPLE,
- glAquaResetExtension,
- glAquaInitVisuals,
- glAquaSetVisualConfigs
-};
-
-void *__glXglDDXExtensionInfo(void) {
- return &__glDDXExtensionInfo;
-}
-
-// prototypes
-
-static GLboolean glAquaDestroyContext(__GLcontext *gc);
-static GLboolean glAquaLoseCurrent(__GLcontext *gc);
-static GLboolean glAquaMakeCurrent(__GLcontext *gc);
-static GLboolean glAquaShareContext(__GLcontext *gc, __GLcontext *gcShare);
-static GLboolean glAquaCopyContext(__GLcontext *dst, const __GLcontext *src,
- GLuint mask);
-static GLboolean glAquaForceCurrent(__GLcontext *gc);
-
-/* Drawing surface notification callbacks */
-static GLboolean glAquaNotifyResize(__GLcontext *gc);
-static void glAquaNotifyDestroy(__GLcontext *gc);
-static void glAquaNotifySwapBuffers(__GLcontext *gc);
-
-/* Dispatch table override control for external agents like libGLS */
-static struct __GLdispatchStateRec* glAquaDispatchExec(__GLcontext *gc);
-static void glAquaBeginDispatchOverride(__GLcontext *gc);
-static void glAquaEndDispatchOverride(__GLcontext *gc);
-
-
-static __GLexports glAquaExports = {
- glAquaDestroyContext,
- glAquaLoseCurrent,
- glAquaMakeCurrent,
- glAquaShareContext,
- glAquaCopyContext,
- glAquaForceCurrent,
-
- glAquaNotifyResize,
- glAquaNotifyDestroy,
- glAquaNotifySwapBuffers,
-
- glAquaDispatchExec,
- glAquaBeginDispatchOverride,
- glAquaEndDispatchOverride
-};
-
-
-typedef struct {
- int num_vis;
- __GLcontextModes *modes;
- void **priv;
-
- // wrapped screen functions
- RealizeWindowProcPtr RealizeWindow;
- UnrealizeWindowProcPtr UnrealizeWindow;
-} glAquaScreenRec;
-
-static glAquaScreenRec glAquaScreens[MAXSCREENS];
-
-
-// __GLdrawablePrivate->private
-typedef struct {
- GLboolean (*resize)(__GLdrawableBuffer *buf, GLint x, GLint y,
- GLuint width, GLuint height,
- __GLdrawablePrivate *glPriv,
- GLuint bufferMask);
-} GLAquaDrawableRec;
-
-struct __GLcontextRec {
- struct __GLinterfaceRec interface; // required to be first
-
- AGLContext ctx;
- AGLPixelFormat pixelFormat;
-
- Bool isAttached; // TRUE if ctx is really attached to a window
-};
-
-
-// Context manipulation; return GL_FALSE on failure
-static GLboolean glAquaDestroyContext(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("glAquaDestroyContext (ctx 0x%x)\n", gc->ctx);
-
- if (gc) {
- if (gc->ctx) aglDestroyContext(gc->ctx);
- if (gc->pixelFormat) aglDestroyPixelFormat(gc->pixelFormat);
- free(gc);
- }
-
- return GL_TRUE;
-}
-
-
-static GLboolean glAquaLoseCurrent(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%x)\n", gc->ctx);
-
- aglSetCurrentContext(NULL);
- __glXLastContext = NULL; // Mesa does this; why?
- gc->isAttached = FALSE;
-
- return GL_TRUE;
-}
-
-
-/*
- * Attach a GL context to a GL drawable
- * If glPriv is NULL, the context is detached.
- */
-static void attach(__GLcontext *gc, __GLdrawablePrivate *glPriv)
-{
- __GLXdrawablePrivate *glxPriv;
-
- if (glPriv == NULL) {
- // attaching to nothing
- GLAQUA_DEBUG_MSG("unattaching\n");
- aglSetDrawable(gc->ctx, NULL);
- gc->isAttached = FALSE;
- return;
- }
-
- // Note that when resizing, the X11 WindowPtr already has its
- // new size and position, but the Aqua window does not.
-
- glxPriv = (__GLXdrawablePrivate *)glPriv->other;
-
- if (glxPriv->type == DRAWABLE_WINDOW) {
- WindowPtr pWin = (WindowPtr) glxPriv->pDraw;
- WindowPtr topWin = quartzProcs->TopLevelParent(pWin);
- CRWindowPtr crWinPtr;
- AGLDrawable newPort;
-
- if (glPriv->width <= 0 || glPriv->height <= 0) {
- // attach to zero size drawable - will really attach later
- GLAQUA_DEBUG_MSG("couldn't attach to zero size drawable\n");
- aglSetDrawable(gc->ctx, NULL);
- gc->isAttached = FALSE;
- return;
- }
-
- crWinPtr = (CRWindowPtr) quartzProcs->FrameForWindow(pWin, FALSE);
-
- if (crWinPtr) {
- newPort = (AGLDrawable) crWinPtr->port;
- } else {
- newPort = NULL;
- }
-
- if (newPort) {
- // FIXME: won't be a CGrafPtr if currently offscreen or fullscreen
- AGLDrawable oldPort = aglGetDrawable(gc->ctx);
- // AGLDrawable newPort = GetWindowPort(window);
-
- // Frame is GLdrawable in X11 global coordinates
- // FIXME: Does this work for multiple screens?
- GLint frame[4] = {glPriv->xOrigin, glPriv->yOrigin, glPriv->width, glPriv->height};
- GLAQUA_DEBUG_MSG("global size %d %d %d %d\n",
- frame[0], frame[1], frame[2], frame[3]);
-
- // Convert to window-local coordinates
- frame[0] -= topWin->drawable.x - topWin->borderWidth;
- frame[1] -= topWin->drawable.y - topWin->borderWidth;
-
- // AGL uses flipped coordinates
- frame[1] = topWin->drawable.height + 2*topWin->borderWidth -
- frame[1] - frame[3];
-
- GLAQUA_DEBUG_MSG("local size %d %d %d %d\n",
- frame[0], frame[1], frame[2], frame[3]);
-
- if (oldPort != newPort) {
- // FIXME: retain/release windows
- if (!aglSetDrawable(gc->ctx, newPort)) return;
- }
- if (!aglSetInteger(gc->ctx, AGL_BUFFER_RECT, frame)) return;
- if (!aglEnable(gc->ctx, AGL_BUFFER_RECT)) return;
- if (!aglSetInteger(gc->ctx, AGL_SWAP_RECT, frame)) return;
- if (!aglEnable(gc->ctx, AGL_SWAP_RECT)) return;
- if (!aglUpdateContext(gc->ctx)) return;
-
- gc->isAttached = TRUE;
- GLAQUA_DEBUG_MSG("attached context 0x%x to window 0x%x\n", gc->ctx,
- pWin->drawable.id);
- } else {
- // attach to not-yet-realized window - will really attach later
- GLAQUA_DEBUG_MSG("couldn't attach to unrealized window\n");
- aglSetDrawable(gc->ctx, NULL);
- gc->isAttached = FALSE;
- }
- } else {
- GLAQUA_DEBUG_MSG("attach: attach to non-window unimplemented\n");
- aglSetDrawable(gc->ctx, NULL);
- gc->isAttached = FALSE;
- }
-}
-
-static GLboolean glAquaMakeCurrent(__GLcontext *gc)
-{
- __GLdrawablePrivate *glPriv = gc->interface.imports.getDrawablePrivate(gc);
-
- GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%x)\n", gc->ctx);
-
- if (!gc->isAttached) {
- attach(gc, glPriv);
- }
-
- return aglSetCurrentContext(gc->ctx);
-}
-
-static GLboolean glAquaShareContext(__GLcontext *gc, __GLcontext *gcShare)
-{
- GLAQUA_DEBUG_MSG("glAquaShareContext unimplemented\n");
-
- return GL_TRUE;
-}
-
-
-static GLboolean glAquaCopyContext(__GLcontext *dst, const __GLcontext *src,
- GLuint mask)
-{
- GLAQUA_DEBUG_MSG("glAquaCopyContext\n");
-
- return aglCopyContext(src->ctx, dst->ctx, mask);
-}
-
-static GLboolean glAquaForceCurrent(__GLcontext *gc)
-{
- // GLAQUA_DEBUG_MSG("glAquaForceCurrent (ctx 0x%x)\n", gc->ctx);
- return aglSetCurrentContext(gc->ctx);
-}
-
-/* Drawing surface notification callbacks */
-
-static GLboolean glAquaNotifyResize(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaNotifyResize");
- return GL_TRUE;
-}
-
-static void glAquaNotifyDestroy(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaNotifyDestroy");
-}
-
-static void glAquaNotifySwapBuffers(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaNotifySwapBuffers");
-}
-
-/* Dispatch table override control for external agents like libGLS */
-static struct __GLdispatchStateRec* glAquaDispatchExec(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaDispatchExec");
- return NULL;
-}
-
-static void glAquaBeginDispatchOverride(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaBeginDispatchOverride");
-}
-
-static void glAquaEndDispatchOverride(__GLcontext *gc)
-{
- GLAQUA_DEBUG_MSG("unimplemented glAquaEndDispatchOverride");
-}
-
-
-static AGLPixelFormat makeFormat(__GLcontextModes *mode)
-{
- int i;
- GLint attr[64]; // currently uses max of 30
- AGLPixelFormat result;
-
- GLAQUA_DEBUG_MSG("makeFormat\n");
-
- i = 0;
-
- // attr [i++] = AGL_ACCELERATED; // require hwaccel - BAD for multiscreen
- // attr [i++] = AGL_NO_RECOVERY; // disable fallback renderers - BAD
-
- if (mode->stereoMode) {
- attr[i++] = AGL_STEREO;
- }
- if (mode->doubleBufferMode) {
- attr[i++] = AGL_DOUBLEBUFFER;
- }
-
- if (mode->colorIndexMode) {
- attr[i++] = AGL_BUFFER_SIZE;
- attr[i++] = mode->indexBits;
- }
-
- if (mode->rgbMode) {
- attr[i++] = AGL_RGBA;
- attr[i++] = AGL_RED_SIZE;
- attr[i++] = mode->redBits;
- attr[i++] = AGL_GREEN_SIZE;
- attr[i++] = mode->greenBits;
- attr[i++] = AGL_BLUE_SIZE;
- attr[i++] = mode->blueBits;
- attr[i++] = AGL_ALPHA_SIZE;
- attr[i++] = mode->alphaBits;
- }
-
- if (mode->haveAccumBuffer) {
- attr[i++] = AGL_ACCUM_RED_SIZE;
- attr[i++] = mode->accumRedBits;
- attr[i++] = AGL_ACCUM_GREEN_SIZE;
- attr[i++] = mode->accumGreenBits;
- attr[i++] = AGL_ACCUM_BLUE_SIZE;
- attr[i++] = mode->accumBlueBits;
- attr[i++] = AGL_ACCUM_ALPHA_SIZE;
- attr[i++] = mode->accumAlphaBits;
- }
- if (mode->haveDepthBuffer) {
- attr[i++] = AGL_DEPTH_SIZE;
- attr[i++] = mode->depthBits;
- }
- if (mode->haveStencilBuffer) {
- attr[i++] = AGL_STENCIL_SIZE;
- attr[i++] = mode->stencilBits;
- }
-
- attr[i++] = AGL_AUX_BUFFERS;
- attr[i++] = mode->numAuxBuffers;
-
- attr[i++] = AGL_LEVEL;
- attr[i++] = mode->level;
-
- // mode->pixmapMode ?
-
- attr[i++] = AGL_NONE; // end of option list
-
- GLAQUA_DEBUG_MSG("makeFormat almost done\n");
- result = aglChoosePixelFormat(NULL, 0, attr);
- GLAQUA_DEBUG_MSG("makeFormat done (0x%x)\n", result);
- return result;
-}
-
-static __GLinterface *glAquaCreateContext(__GLimports *imports,
- __GLcontextModes *mode,
- __GLinterface *shareGC)
-{
- __GLcontext *result;
- __GLcontext *sharectx = (__GLcontext *)shareGC;
-
- GLAQUA_DEBUG_MSG("glAquaCreateContext\n");
-
- result = (__GLcontext *)calloc(1, sizeof(__GLcontext));
- if (!result) return NULL;
-
- result->interface.imports = *imports;
- result->interface.exports = glAquaExports;
-
- result->pixelFormat = makeFormat(mode);
- if (!result->pixelFormat) {
- free(result);
- return NULL;
- }
-
- result->ctx = aglCreateContext(result->pixelFormat,
- (sharectx && sharectx->ctx) ? sharectx->ctx : NULL);
-
- if (!result->ctx) {
- aglDestroyPixelFormat(result->pixelFormat);
- free(result);
- return NULL;
- }
-
- result->isAttached = FALSE;
-
- GLAQUA_DEBUG_MSG("glAquaCreateContext done\n");
- return (__GLinterface *)result;
-}
-
-
-Bool
-glAquaRealizeWindow(WindowPtr pWin)
-{
- // If this window has GL contexts, tell them to reattach
- Bool result;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- glAquaScreenRec *screenPriv = &glAquaScreens[pScreen->myNum];
- __GLXdrawablePrivate *glxPriv;
-
- GLAQUA_DEBUG_MSG("glAquaRealizeWindow\n");
-
- // Allow the window to be created (RootlessRealizeWindow is inside our wrap)
- pScreen->RealizeWindow = screenPriv->RealizeWindow;
- result = pScreen->RealizeWindow(pWin);
- pScreen->RealizeWindow = glAquaRealizeWindow;
-
- // The Aqua window will already have been created (windows are
- // realized from top down)
-
- // Re-attach this window's GL contexts, if any.
- glxPriv = __glXFindDrawablePrivate(pWin->drawable.id);
- if (glxPriv) {
- __GLXcontext *gx;
- __GLcontext *gc;
- __GLdrawablePrivate *glPriv = &glxPriv->glPriv;
- GLAQUA_DEBUG_MSG("glAquaRealizeWindow is GL drawable!\n");
-
- // GL contexts bound to this window for drawing
- for (gx = glxPriv->drawGlxc; gx != NULL; gx = gx->nextDrawPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, glPriv);
- }
-
- // GL contexts bound to this window for reading
- for (gx = glxPriv->readGlxc; gx != NULL; gx = gx->nextReadPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, glPriv);
- }
- }
-
- return result;
-}
-
-Bool
-glAquaUnrealizeWindow(WindowPtr pWin)
-{
- // If this window has GL contexts, tell them to unattach
- Bool result;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- glAquaScreenRec *screenPriv = &glAquaScreens[pScreen->myNum];
- __GLXdrawablePrivate *glxPriv;
-
- GLAQUA_DEBUG_MSG("glAquaUnrealizeWindow\n");
-
- // The Aqua window may have already been destroyed (windows
- // are unrealized from top down)
-
- // Unattach this window's GL contexts, if any.
- glxPriv = __glXFindDrawablePrivate(pWin->drawable.id);
- if (glxPriv) {
- __GLXcontext *gx;
- __GLcontext *gc;
- GLAQUA_DEBUG_MSG("glAquaUnealizeWindow is GL drawable!\n");
-
- // GL contexts bound to this window for drawing
- for (gx = glxPriv->drawGlxc; gx != NULL; gx = gx->nextDrawPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, NULL);
- }
-
- // GL contexts bound to this window for reading
- for (gx = glxPriv->readGlxc; gx != NULL; gx = gx->nextReadPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, NULL);
- }
- }
-
- pScreen->UnrealizeWindow = screenPriv->UnrealizeWindow;
- result = pScreen->UnrealizeWindow(pWin);
- pScreen->UnrealizeWindow = glAquaUnrealizeWindow;
-
- return result;
-}
-
-
-// Originally copied from Mesa
-
-static int numConfigs = 0;
-static __GLXvisualConfig *visualConfigs = NULL;
-static void **visualPrivates = NULL;
-
-/*
- * In the case the driver defines no GLX visuals we'll use these.
- * Note that for TrueColor and DirectColor visuals, bufferSize is the
- * sum of redSize, greenSize, blueSize and alphaSize, which may be larger
- * than the nplanes/rootDepth of the server's X11 visuals
- */
-#define NUM_FALLBACK_CONFIGS 5
-static __GLXvisualConfig FallbackConfigs[NUM_FALLBACK_CONFIGS] = {
- /* [0] = RGB, double buffered, Z */
- {
- -1, /* vid */
- -1, /* class */
- True, /* rgba */
- -1, -1, -1, 0, /* rgba sizes */
- -1, -1, -1, 0, /* rgba masks */
- 0, 0, 0, 0, /* rgba accum sizes */
- True, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 0, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE, /* visualRating */
- GLX_NONE, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
- },
- /* [1] = RGB, double buffered, Z, stencil, accum */
- {
- -1, /* vid */
- -1, /* class */
- True, /* rgba */
- -1, -1, -1, 0, /* rgba sizes */
- -1, -1, -1, 0, /* rgba masks */
- 16, 16, 16, 0, /* rgba accum sizes */
- True, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 8, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE, /* visualRating */
- GLX_NONE, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
- },
- /* [2] = RGB+Alpha, double buffered, Z, stencil, accum */
- {
- -1, /* vid */
- -1, /* class */
- True, /* rgba */
- -1, -1, -1, 8, /* rgba sizes */
- -1, -1, -1, -1, /* rgba masks */
- 16, 16, 16, 16, /* rgba accum sizes */
- True, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 8, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE, /* visualRating */
- GLX_NONE, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
- },
- /* [3] = RGB+Alpha, single buffered, Z, stencil, accum */
- {
- -1, /* vid */
- -1, /* class */
- True, /* rgba */
- -1, -1, -1, 8, /* rgba sizes */
- -1, -1, -1, -1, /* rgba masks */
- 16, 16, 16, 16, /* rgba accum sizes */
- False, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 8, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE, /* visualRating */
- GLX_NONE, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
- },
- /* [4] = CI, double buffered, Z */
- {
- -1, /* vid */
- -1, /* class */
- False, /* rgba? (false = color index) */
- -1, -1, -1, 0, /* rgba sizes */
- -1, -1, -1, 0, /* rgba masks */
- 0, 0, 0, 0, /* rgba accum sizes */
- True, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 0, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE, /* visualRating */
- GLX_NONE, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
- },
-};
-
-static __GLXvisualConfig NullConfig = {
- -1, /* vid */
- -1, /* class */
- False, /* rgba */
- -1, -1, -1, 0, /* rgba sizes */
- -1, -1, -1, 0, /* rgba masks */
- 0, 0, 0, 0, /* rgba accum sizes */
- False, /* doubleBuffer */
- False, /* stereo */
- -1, /* bufferSize */
- 16, /* depthSize */
- 0, /* stencilSize */
- 0, /* auxBuffers */
- 0, /* level */
- GLX_NONE_EXT, /* visualRating */
- 0, /* transparentPixel */
- 0, 0, 0, 0, /* transparent rgba color (floats scaled to ints) */
- 0 /* transparentIndex */
-};
-
-
-static int count_bits(unsigned int n)
-{
- int bits = 0;
-
- while (n > 0) {
- if (n & 1) bits++;
- n >>= 1;
- }
- return bits;
-}
-
-
-static Bool init_visuals(int *nvisualp, VisualPtr *visualp,
- VisualID *defaultVisp,
- int ndepth, DepthPtr pdepth,
- int rootDepth)
-{
- int numRGBconfigs;
- int numCIconfigs;
- int numVisuals = *nvisualp;
- int numNewVisuals;
- int numNewConfigs;
- VisualPtr pVisual = *visualp;
- VisualPtr pVisualNew = NULL;
- VisualID *orig_vid = NULL;
- __GLcontextModes *modes;
- __GLXvisualConfig *pNewVisualConfigs = NULL;
- void **glXVisualPriv;
- void **pNewVisualPriv;
- int found_default;
- int i, j, k;
-
- GLAQUA_DEBUG_MSG("init_visuals\n");
-
- if (numConfigs > 0)
- numNewConfigs = numConfigs;
- else
- numNewConfigs = NUM_FALLBACK_CONFIGS;
-
- /* Alloc space for the list of new GLX visuals */
- pNewVisualConfigs = (__GLXvisualConfig *)
- __glXMalloc(numNewConfigs * sizeof(__GLXvisualConfig));
- if (!pNewVisualConfigs) {
- return FALSE;
- }
-
- /* Alloc space for the list of new GLX visual privates */
- pNewVisualPriv = (void **) __glXMalloc(numNewConfigs * sizeof(void *));
- if (!pNewVisualPriv) {
- __glXFree(pNewVisualConfigs);
- return FALSE;
- }
-
- /*
- ** If SetVisualConfigs was not called, then use default GLX
- ** visual configs.
- */
- if (numConfigs == 0) {
- memcpy(pNewVisualConfigs, FallbackConfigs,
- NUM_FALLBACK_CONFIGS * sizeof(__GLXvisualConfig));
- memset(pNewVisualPriv, 0, NUM_FALLBACK_CONFIGS * sizeof(void *));
- }
- else {
- /* copy driver's visual config info */
- for (i = 0; i < numConfigs; i++) {
- pNewVisualConfigs[i] = visualConfigs[i];
- pNewVisualPriv[i] = visualPrivates[i];
- }
- }
-
- /* Count the number of RGB and CI visual configs */
- numRGBconfigs = 0;
- numCIconfigs = 0;
- for (i = 0; i < numNewConfigs; i++) {
- if (pNewVisualConfigs[i].rgba)
- numRGBconfigs++;
- else
- numCIconfigs++;
- }
-
- /* Count the total number of visuals to compute */
- numNewVisuals = 0;
- for (i = 0; i < numVisuals; i++) {
- int count;
-
- count = ((pVisual[i].class == TrueColor ||
- pVisual[i].class == DirectColor)
- ? numRGBconfigs : numCIconfigs);
- if (count == 0)
- count = 1; /* preserve the existing visual */
-
- numNewVisuals += count;
- }
-
- /* Reset variables for use with the next screen/driver's visual configs */
- visualConfigs = NULL;
- numConfigs = 0;
-
- /* Alloc temp space for the list of orig VisualIDs for each new visual */
- orig_vid = (VisualID *)__glXMalloc(numNewVisuals * sizeof(VisualID));
- if (!orig_vid) {
- __glXFree(pNewVisualPriv);
- __glXFree(pNewVisualConfigs);
- return FALSE;
- }
-
- /* Alloc space for the list of glXVisuals */
- modes = _gl_context_modes_create(numNewVisuals, sizeof(__GLcontextModes));
- if (modes == NULL) {
- __glXFree(orig_vid);
- __glXFree(pNewVisualPriv);
- __glXFree(pNewVisualConfigs);
- return FALSE;
- }
-
- /* Alloc space for the list of glXVisualPrivates */
- glXVisualPriv = (void **)__glXMalloc(numNewVisuals * sizeof(void *));
- if (!glXVisualPriv) {
- _gl_context_modes_destroy( modes );
- __glXFree(orig_vid);
- __glXFree(pNewVisualPriv);
- __glXFree(pNewVisualConfigs);
- return FALSE;
- }
-
- /* Alloc space for the new list of the X server's visuals */
- pVisualNew = (VisualPtr)__glXMalloc(numNewVisuals * sizeof(VisualRec));
- if (!pVisualNew) {
- __glXFree(glXVisualPriv);
- _gl_context_modes_destroy( modes );
- __glXFree(orig_vid);
- __glXFree(pNewVisualPriv);
- __glXFree(pNewVisualConfigs);
- return FALSE;
- }
-
- /* Initialize the new visuals */
- found_default = FALSE;
- glAquaScreens[screenInfo.numScreens-1].modes = modes;
- for (i = j = 0; i < numVisuals; i++) {
- int is_rgb = (pVisual[i].class == TrueColor ||
- pVisual[i].class == DirectColor);
-
- if (!is_rgb)
- {
- /* We don't support non-rgb visuals for GL. But we don't
- want to remove them either, so just pass them through
- with null glX configs */
-
- pVisualNew[j] = pVisual[i];
- pVisualNew[j].vid = FakeClientID(0);
-
- /* Check for the default visual */
- if (!found_default && pVisual[i].vid == *defaultVisp) {
- *defaultVisp = pVisualNew[j].vid;
- found_default = TRUE;
- }
-
- /* Save the old VisualID */
- orig_vid[j] = pVisual[i].vid;
-
- /* Initialize the glXVisual */
- _gl_copy_visual_to_context_mode( modes, & NullConfig );
- modes->visualID = pVisualNew[j].vid;
-
- j++;
-
- continue;
- }
-
- for (k = 0; k < numNewConfigs; k++) {
- if (pNewVisualConfigs[k].rgba != is_rgb)
- continue;
-
- assert( modes != NULL );
-
- /* Initialize the new visual */
- pVisualNew[j] = pVisual[i];
- pVisualNew[j].vid = FakeClientID(0);
-
- /* Check for the default visual */
- if (!found_default && pVisual[i].vid == *defaultVisp) {
- *defaultVisp = pVisualNew[j].vid;
- found_default = TRUE;
- }
-
- /* Save the old VisualID */
- orig_vid[j] = pVisual[i].vid;
-
- /* Initialize the glXVisual */
- _gl_copy_visual_to_context_mode( modes, & pNewVisualConfigs[k] );
- modes->visualID = pVisualNew[j].vid;
-
- /*
- * If the class is -1, then assume the X visual information
- * is identical to what GLX needs, and take them from the X
- * visual. NOTE: if class != -1, then all other fields MUST
- * be initialized.
- */
- if (modes->visualType == GLX_NONE) {
- modes->visualType = _gl_convert_from_x_visual_type( pVisual[i].class );
- modes->redBits = count_bits(pVisual[i].redMask);
- modes->greenBits = count_bits(pVisual[i].greenMask);
- modes->blueBits = count_bits(pVisual[i].blueMask);
- modes->alphaBits = modes->alphaBits;
- modes->redMask = pVisual[i].redMask;
- modes->greenMask = pVisual[i].greenMask;
- modes->blueMask = pVisual[i].blueMask;
- modes->alphaMask = modes->alphaMask;
- modes->rgbBits = (is_rgb)
- ? (modes->redBits + modes->greenBits +
- modes->blueBits + modes->alphaBits)
- : rootDepth;
- }
-
- /* Save the device-dependent private for this visual */
- glXVisualPriv[j] = pNewVisualPriv[k];
-
- j++;
- modes = modes->next;
- }
- }
-
- assert(j <= numNewVisuals);
-
- /* Save the GLX visuals in the screen structure */
- glAquaScreens[screenInfo.numScreens-1].num_vis = numNewVisuals;
- glAquaScreens[screenInfo.numScreens-1].priv = glXVisualPriv;
-
- /* Set up depth's VisualIDs */
- for (i = 0; i < ndepth; i++) {
- int numVids = 0;
- VisualID *pVids = NULL;
- int k, n = 0;
-
- /* Count the new number of VisualIDs at this depth */
- for (j = 0; j < pdepth[i].numVids; j++)
- for (k = 0; k < numNewVisuals; k++)
- if (pdepth[i].vids[j] == orig_vid[k])
- numVids++;
-
- /* Allocate a new list of VisualIDs for this depth */
- pVids = (VisualID *)__glXMalloc(numVids * sizeof(VisualID));
-
- /* Initialize the new list of VisualIDs for this depth */
- for (j = 0; j < pdepth[i].numVids; j++)
- for (k = 0; k < numNewVisuals; k++)
- if (pdepth[i].vids[j] == orig_vid[k])
- pVids[n++] = pVisualNew[k].vid;
-
- /* Update this depth's list of VisualIDs */
- __glXFree(pdepth[i].vids);
- pdepth[i].vids = pVids;
- pdepth[i].numVids = numVids;
- }
-
- /* Update the X server's visuals */
- *nvisualp = numNewVisuals;
- *visualp = pVisualNew;
-
- /* Free the old list of the X server's visuals */
- __glXFree(pVisual);
-
- /* Clean up temporary allocations */
- __glXFree(orig_vid);
- __glXFree(pNewVisualPriv);
- __glXFree(pNewVisualConfigs);
-
- /* Free the private list created by DDX HW driver */
- if (visualPrivates)
- xfree(visualPrivates);
- visualPrivates = NULL;
-
- return TRUE;
-}
-
-/* based on code in i830_dri.c
- This ends calling glAquaSetVisualConfigs to set the static
- numconfigs, etc. */
-static void
-glAquaInitVisualConfigs(void)
-{
- int lclNumConfigs = 0;
- __GLXvisualConfig *lclVisualConfigs = NULL;
- void **lclVisualPrivates = NULL;
-
- int depth, aux, buffers, stencil, accum;
- int i = 0;
-
- GLAQUA_DEBUG_MSG("glAquaInitVisualConfigs ");
-
- /* count num configs:
- 2 Z buffer (0, 24 bit)
- 2 AUX buffer (0, 2)
- 2 buffers (single, double)
- 2 stencil (0, 8 bit)
- 2 accum (0, 64 bit)
- = 32 configs */
-
- lclNumConfigs = 2 * 2 * 2 * 2 * 2; /* 32 */
-
- /* alloc */
- lclVisualConfigs = xcalloc(sizeof(__GLXvisualConfig), lclNumConfigs);
- lclVisualPrivates = xcalloc(sizeof(void *), lclNumConfigs);
-
- /* fill in configs */
- if (NULL != lclVisualConfigs) {
- i = 0; /* current buffer */
- for (depth = 0; depth < 2; depth++) {
- for (aux = 0; aux < 2; aux++) {
- for (buffers = 0; buffers < 2; buffers++) {
- for (stencil = 0; stencil < 2; stencil++) {
- for (accum = 0; accum < 2; accum++) {
- lclVisualConfigs[i].vid = -1;
- lclVisualConfigs[i].class = -1;
- lclVisualConfigs[i].rgba = TRUE;
- lclVisualConfigs[i].redSize = -1;
- lclVisualConfigs[i].greenSize = -1;
- lclVisualConfigs[i].blueSize = -1;
- lclVisualConfigs[i].redMask = -1;
- lclVisualConfigs[i].greenMask = -1;
- lclVisualConfigs[i].blueMask = -1;
- lclVisualConfigs[i].alphaMask = 0;
- if (accum) {
- lclVisualConfigs[i].accumRedSize = 16;
- lclVisualConfigs[i].accumGreenSize = 16;
- lclVisualConfigs[i].accumBlueSize = 16;
- lclVisualConfigs[i].accumAlphaSize = 16;
- }
- else {
- lclVisualConfigs[i].accumRedSize = 0;
- lclVisualConfigs[i].accumGreenSize = 0;
- lclVisualConfigs[i].accumBlueSize = 0;
- lclVisualConfigs[i].accumAlphaSize = 0;
- }
- lclVisualConfigs[i].doubleBuffer = buffers ? TRUE : FALSE;
- lclVisualConfigs[i].stereo = FALSE;
- lclVisualConfigs[i].bufferSize = -1;
-
- lclVisualConfigs[i].depthSize = depth? 24 : 0;
- lclVisualConfigs[i].stencilSize = stencil ? 8 : 0;
- lclVisualConfigs[i].auxBuffers = aux ? 2 : 0;
- lclVisualConfigs[i].level = 0;
- lclVisualConfigs[i].visualRating = GLX_NONE_EXT;
- lclVisualConfigs[i].transparentPixel = 0;
- lclVisualConfigs[i].transparentRed = 0;
- lclVisualConfigs[i].transparentGreen = 0;
- lclVisualConfigs[i].transparentBlue = 0;
- lclVisualConfigs[i].transparentAlpha = 0;
- lclVisualConfigs[i].transparentIndex = 0;
- i++;
- }
- }
- }
- }
- }
- }
- if (i != lclNumConfigs)
- GLAQUA_DEBUG_MSG("glAquaInitVisualConfigs failed to alloc visual configs");
-
- GlxSetVisualConfigs(lclNumConfigs, lclVisualConfigs, lclVisualPrivates);
-}
-
-
-static void glAquaSetVisualConfigs(int nconfigs, __GLXvisualConfig *configs,
- void **privates)
-{
- GLAQUA_DEBUG_MSG("glAquaSetVisualConfigs\n");
-
- numConfigs = nconfigs;
- visualConfigs = configs;
- visualPrivates = privates;
-}
-
-static Bool glAquaInitVisuals(VisualPtr *visualp, DepthPtr *depthp,
- int *nvisualp, int *ndepthp,
- int *rootDepthp, VisualID *defaultVisp,
- unsigned long sizes, int bitsPerRGB)
-{
- GLAQUA_DEBUG_MSG("glAquaInitVisuals\n");
-
- if (numConfigs == 0) /* if no configs */
- glAquaInitVisualConfigs(); /* ensure the visual configs are setup */
-
- /*
- * Setup the visuals supported by this particular screen.
- */
- return init_visuals(nvisualp, visualp, defaultVisp,
- *ndepthp, *depthp, *rootDepthp);
-}
-
-
-static void fixup_visuals(int screen)
-{
- ScreenPtr pScreen = screenInfo.screens[screen];
- glAquaScreenRec *pScr = &glAquaScreens[screen];
- int j;
- __GLcontextModes *modes;
-
- GLAQUA_DEBUG_MSG("fixup_visuals\n");
-
- for ( modes = pScr->modes ; modes != NULL ; modes = modes->next ) {
- const int vis_class = _gl_convert_to_x_visual_type( modes->visualType );
- const int nplanes = (modes->rgbBits - modes->alphaBits);
- const VisualPtr pVis = pScreen->visuals;
-
- /* Find a visual that matches the GLX visual's class and size */
- for (j = 0; j < pScreen->numVisuals; j++) {
- if (pVis[j].class == vis_class &&
- pVis[j].nplanes == nplanes) {
-
- /* Fixup the masks */
- modes->redMask = pVis[j].redMask;
- modes->greenMask = pVis[j].greenMask;
- modes->blueMask = pVis[j].blueMask;
-
- /* Recalc the sizes */
- modes->redBits = count_bits(modes->redMask);
- modes->greenBits = count_bits(modes->greenMask);
- modes->blueBits = count_bits(modes->blueMask);
- }
- }
- }
-}
-
-static void init_screen_visuals(int screen)
-{
- ScreenPtr pScreen = screenInfo.screens[screen];
- __GLcontextModes *modes;
- int *used;
- int i, j;
-
- GLAQUA_DEBUG_MSG("init_screen_visuals\n");
-
- /* FIXME: Change 'used' to be a array of bits (rather than of ints),
- * FIXME: create a stack array of 8 or 16 bytes. If 'numVisuals' is less
- * FIXME: than 64 or 128 the stack array can be used instead of calling
- * FIXME: __glXMalloc / __glXFree. If nothing else, convert 'used' to
- * FIXME: array of bytes instead of ints!
- */
- used = (int *)__glXMalloc(pScreen->numVisuals * sizeof(int));
- __glXMemset(used, 0, pScreen->numVisuals * sizeof(int));
-
- i = 0;
- for ( modes = glAquaScreens[screen].modes
- ; modes != NULL
- ; modes = modes->next ) {
- const int vis_class = _gl_convert_to_x_visual_type( modes->visualType );
- const int nplanes = (modes->rgbBits - modes->alphaBits);
- const VisualPtr pVis = pScreen->visuals;
-
- for (j = 0; j < pScreen->numVisuals; j++) {
- if (pVis[j].class == vis_class &&
- pVis[j].nplanes == nplanes &&
- pVis[j].redMask == modes->redMask &&
- pVis[j].greenMask == modes->greenMask &&
- pVis[j].blueMask == modes->blueMask &&
- !used[j]) {
-
- /* Set the VisualID */
- modes->visualID = pVis[j].vid;
-
- /* Mark this visual used */
- used[j] = 1;
- break;
- }
- }
- if ( j == pScreen->numVisuals ) {
- ErrorF("No matching visual for __GLcontextMode with "
- "visual class = %d (%d), nplanes = %u\n",
- vis_class,
- (int)modes->visualType,
- (unsigned int)(modes->rgbBits - modes->alphaBits) );
- }
- else if ( modes->visualID == -1 ) {
- FatalError( "Matching visual found, but visualID still -1!\n" );
- }
-
- i++;
- }
-
- __glXFree(used);
-}
-
-static Bool glAquaScreenProbe(int screen)
-{
- ScreenPtr pScreen;
- glAquaScreenRec *screenPriv;
-
- GLAQUA_DEBUG_MSG("glAquaScreenProbe\n");
-
- /*
- * Set up the current screen's visuals.
- */
- __glDDXScreenInfo.modes = glAquaScreens[screen].modes;
- __glDDXScreenInfo.pVisualPriv = glAquaScreens[screen].priv;
- __glDDXScreenInfo.numVisuals =
- __glDDXScreenInfo.numUsableVisuals = glAquaScreens[screen].num_vis;
-
- /*
- * Set the current screen's createContext routine. This could be
- * wrapped by a DDX GLX context creation routine.
- */
- __glDDXScreenInfo.createContext = glAquaCreateContext;
-
- /*
- * The ordering of the rgb compenents might have been changed by the
- * driver after mi initialized them.
- */
- fixup_visuals(screen);
-
- /*
- * Find the GLX visuals that are supported by this screen and create
- * XMesa's visuals.
- */
- init_screen_visuals(screen);
-
- /*
- * Wrap RealizeWindow and UnrealizeWindow on this screen
- */
- pScreen = screenInfo.screens[screen];
- screenPriv = &glAquaScreens[screen];
- screenPriv->RealizeWindow = pScreen->RealizeWindow;
- pScreen->RealizeWindow = glAquaRealizeWindow;
- screenPriv->UnrealizeWindow = pScreen->UnrealizeWindow;
- pScreen->UnrealizeWindow = glAquaUnrealizeWindow;
-
- return TRUE;
-}
-
-
-static GLboolean glAquaResizeBuffers(__GLdrawableBuffer *buffer,
- GLint x, GLint y,
- GLuint width, GLuint height,
- __GLdrawablePrivate *glPriv,
- GLuint bufferMask)
-{
- GLAquaDrawableRec *aquaPriv = (GLAquaDrawableRec *)glPriv->private;
- __GLXdrawablePrivate *glxPriv = (__GLXdrawablePrivate *)glPriv->other;
- __GLXcontext *gx;
- __GLcontext *gc;
-
- GLAQUA_DEBUG_MSG("glAquaResizeBuffers to (%d %d %d %d)\n", x, y, width, height);
-
- // update all contexts that point at this drawable for drawing (hack?)
- for (gx = glxPriv->drawGlxc; gx != NULL; gx = gx->nextDrawPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, glPriv);
- }
-
- // update all contexts that point at this drawable for reading (hack?)
- for (gx = glxPriv->readGlxc; gx != NULL; gx = gx->nextReadPriv) {
- gc = (__GLcontext *)gx->gc;
- attach(gc, glPriv);
- }
-
- return aquaPriv->resize(buffer, x, y, width, height, glPriv, bufferMask);
-}
-
-
-static GLboolean glAquaSwapBuffers(__GLXdrawablePrivate *glxPriv)
-{
- // fixme AGL software renderer will use properties of current QD port (bad)
-
- // swap buffers on only *one* of the contexts
- // (e.g. the last one for drawing)
- __GLcontext *gc = (__GLcontext *)glxPriv->drawGlxc->gc;
- if (gc && gc->ctx) aglSwapBuffers(gc->ctx);
-
- return GL_TRUE;
-}
-
-static void glAquaDestroyDrawablePrivate(__GLdrawablePrivate *glPriv)
-{
- GLAQUA_DEBUG_MSG("glAquaDestroyDrawablePrivate\n");
-
- free(glPriv->private);
- glPriv->private = NULL;
-}
-
-static void glAquaCreateBuffer(__GLXdrawablePrivate *glxPriv)
-{
- GLAquaDrawableRec *aquaPriv = malloc(sizeof(GLAquaDrawableRec));
- __GLdrawablePrivate *glPriv = &glxPriv->glPriv;
-
- GLAQUA_DEBUG_MSG("glAquaCreateBuffer\n");
-
- // replace swapBuffers (original is never called)
- glxPriv->swapBuffers = glAquaSwapBuffers;
-
- // wrap front buffer resize
- aquaPriv->resize = glPriv->frontBuffer.resize;
- glPriv->frontBuffer.resize = glAquaResizeBuffers;
-
- // stash private data
- glPriv->private = aquaPriv;
- glPriv->freePrivate = glAquaDestroyDrawablePrivate;
-}
-
-
-static void glAquaResetExtension(void)
-{
- GLAQUA_DEBUG_MSG("glAquaResetExtension\n");
- aglResetLibrary();
-}
-
-
-
-// Extra goodies for glx
-
-GLuint __glFloorLog2(GLuint val)
-{
- int c = 0;
-
- while (val > 1) {
- c++;
- val >>= 1;
- }
- return c;
-}