From ad503c41557606d15b0420c824369456f6d20a8f Mon Sep 17 00:00:00 2001 From: Jeremy Huddleston Date: Thu, 1 Apr 2010 11:01:31 -0700 Subject: apple: Initial import of libGL for OSX from AppleSGLX svn repository. Signed-off-by: Jeremy Huddleston --- src/glx/glxext.c | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 75 insertions(+), 7 deletions(-) (limited to 'src/glx/glxext.c') diff --git a/src/glx/glxext.c b/src/glx/glxext.c index 6d6f89e79a..9aa992487e 100644 --- a/src/glx/glxext.c +++ b/src/glx/glxext.c @@ -42,6 +42,10 @@ #include #include #include +#ifdef GLX_USE_APPLEGL +#include "apple_glx.h" +#include "apple_visual.h" +#endif #include "glxextensions.h" #include "glcontextmodes.h" @@ -65,7 +69,12 @@ _X_HIDDEN int __glXDebug = 0; /* Extension required boiler plate */ static char *__glXExtensionName = GLX_EXTENSION_NAME; +#ifdef GLX_USE_APPLEGL +static XExtensionInfo __glXExtensionInfo_data; +XExtensionInfo *__glXExtensionInfo = &__glXExtensionInfo_data; +#else XExtensionInfo *__glXExtensionInfo = NULL; +#endif static /* const */ char *error_list[] = { "GLXBadContext", @@ -98,6 +107,11 @@ __glXCloseDisplay(Display * dpy, XExtCodes * codes) } +#ifdef GLX_USE_APPLEGL +static char *__glXErrorString(Display *dpy, int code, XExtCodes *codes, + char *buf, int n); +#endif + static XEXT_GENERATE_ERROR_STRING(__glXErrorString, __glXExtensionName, __GLX_NUMBER_ERRORS, error_list) @@ -358,7 +372,20 @@ QueryVersion(Display * dpy, int opcode, int *major, int *minor) #endif /* USE_XCB */ } +/* + * We don't want to enable this GLX_OML_swap_method in glxext.h, + * because we can't support it. The X server writes it out though, + * so we should handle it somehow, to avoid false warnings. + */ +enum { + IGNORE_GLX_SWAP_METHOD_OML = 0x8060 +}; + +/* + * getVisualConfigs uses the !tagged_only path. + * getFBConfigs uses the tagged_only path. + */ _X_HIDDEN void __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, const INT32 * bp, Bool tagged_only, @@ -392,7 +419,14 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, config->numAuxBuffers = *bp++; config->level = *bp++; +#ifdef GLX_USE_APPLEGL + /* AppleSGLX supports pixmap and pbuffers with all config. */ + config->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT; + /* Unfortunately this can create an ABI compatibility problem. */ + count -= 18; +#else count -= __GLX_MIN_CONFIG_PROPS; +#endif } /* @@ -405,7 +439,9 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, config-> tag = ( fbconfig_style_tags ) ? *bp++ : 1 for (i = 0; i < count; i += 2) { - switch (*bp++) { + long int tag = *bp++; + + switch (tag) { case GLX_RGBA: FETCH_OR_SET(rgbMode); break; @@ -483,6 +519,10 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, break; case GLX_DRAWABLE_TYPE: config->drawableType = *bp++; +#ifdef GLX_USE_APPLEGL + /* AppleSGLX supports pixmap and pbuffers with all config. */ + config->drawableType |= GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT; +#endif break; case GLX_RENDER_TYPE: config->renderType = *bp++; @@ -502,6 +542,7 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, case GLX_MAX_PBUFFER_PIXELS: config->maxPbufferPixels = *bp++; break; +#ifndef GLX_USE_APPLEGL case GLX_OPTIMAL_PBUFFER_WIDTH_SGIX: config->optimalPbufferWidth = *bp++; break; @@ -514,12 +555,19 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, case GLX_SWAP_METHOD_OML: config->swapMethod = *bp++; break; +#endif case GLX_SAMPLE_BUFFERS_SGIS: config->sampleBuffers = *bp++; break; case GLX_SAMPLES_SGIS: config->samples = *bp++; break; +#ifdef GLX_USE_APPLEGL + case IGNORE_GLX_SWAP_METHOD_OML: + /* We ignore this tag. See the comment above this function. */ + ++bp; + break; +#else case GLX_BIND_TO_TEXTURE_RGB_EXT: config->bindToTextureRgb = *bp++; break; @@ -535,13 +583,21 @@ __glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count, case GLX_Y_INVERTED_EXT: config->yInverted = *bp++; break; +#endif case None: i = count; break; default: - /* Ignore the unrecognized tag's value */ - bp++; - break; + if(getenv("LIBGL_DIAGNOSTIC")) { + long int tagvalue = *bp++; + fprintf(stderr, "WARNING: unknown GLX tag from server: " + "tag 0x%lx value 0x%lx\n", tag, tagvalue); + } else { + /* Ignore the unrecognized tag's value */ + bp++; + break; + } + break; } } @@ -589,9 +645,18 @@ createConfigsFromProperties(Display * dpy, int nvisuals, int nprops, m = modes; for (i = 0; i < nvisuals; i++) { _XRead(dpy, (char *) props, prop_size); - /* Older X servers don't send this so we default it here. */ +#ifdef GLX_USE_APPLEGL + /* Older X servers don't send this so we default it here. */ m->drawableType = GLX_WINDOW_BIT; - __glXInitializeVisualConfigFromTags(m, nprops, props, +#else + /* + * The XQuartz 2.3.2.1 X server doesn't set this properly, so + * set the proper bits here. + * AppleSGLX supports windows, pixmaps, and pbuffers with all config. + */ + m->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT; +#endif + __glXInitializeVisualConfigFromTags(m, nprops, props, tagged_only, GL_TRUE); m->screen = screen; m = m->next; @@ -825,8 +890,11 @@ __glXInitialize(Display * dpy) if (glx_direct) dpyPriv->driswDisplay = driswCreateDisplay(dpy); #endif - +#ifdef GLX_USE_APPLEGL + if (apple_init_glx(dpy) || !AllocAndFetchScreenConfigs(dpy, dpyPriv)) { +#else if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) { +#endif __glXUnlock(); Xfree((char *) dpyPriv); Xfree((char *) private); -- cgit v1.2.3