* Direct rendering support added by Precision Insight, Inc.
*
* \author Kevin E. Martin <kevin@precisioninsight.com>
- */
+ */
#include <assert.h>
#include "glxclient.h"
#ifdef DEBUG
-void __glXDumpDrawBuffer(__GLXcontext *ctx);
+void __glXDumpDrawBuffer(__GLXcontext * ctx);
#endif
#ifdef USE_SPARC_ASM
XExtensionInfo *__glXExtensionInfo = NULL;
static /* const */ char *error_list[] = {
- "GLXBadContext",
- "GLXBadContextState",
- "GLXBadDrawable",
- "GLXBadPixmap",
- "GLXBadContextTag",
- "GLXBadCurrentWindow",
- "GLXBadRenderRequest",
- "GLXBadLargeRequest",
- "GLXUnsupportedPrivateRequest",
- "GLXBadFBConfig",
- "GLXBadPbuffer",
- "GLXBadCurrentDrawable",
- "GLXBadWindow",
+ "GLXBadContext",
+ "GLXBadContextState",
+ "GLXBadDrawable",
+ "GLXBadPixmap",
+ "GLXBadContextTag",
+ "GLXBadCurrentWindow",
+ "GLXBadRenderRequest",
+ "GLXBadLargeRequest",
+ "GLXUnsupportedPrivateRequest",
+ "GLXBadFBConfig",
+ "GLXBadPbuffer",
+ "GLXBadCurrentDrawable",
+ "GLXBadWindow",
};
-static int __glXCloseDisplay(Display *dpy, XExtCodes *codes)
+static int
+__glXCloseDisplay(Display * dpy, XExtCodes * codes)
{
- GLXContext gc;
+ GLXContext gc;
- gc = __glXGetCurrentContext();
- if (dpy == gc->currentDpy) {
- __glXSetCurrentContextNull();
- __glXFreeContext(gc);
- }
+ gc = __glXGetCurrentContext();
+ if (dpy == gc->currentDpy) {
+ __glXSetCurrentContextNull();
+ __glXFreeContext(gc);
+ }
- return XextRemoveDisplay(__glXExtensionInfo, dpy);
+ return XextRemoveDisplay(__glXExtensionInfo, dpy);
}
-static XEXT_GENERATE_ERROR_STRING(__glXErrorString, __glXExtensionName,
- __GLX_NUMBER_ERRORS, error_list)
-
-static /* const */ XExtensionHooks __glXExtensionHooks = {
- NULL, /* create_gc */
- NULL, /* copy_gc */
- NULL, /* flush_gc */
- NULL, /* free_gc */
- NULL, /* create_font */
- NULL, /* free_font */
- __glXCloseDisplay, /* close_display */
- NULL, /* wire_to_event */
- NULL, /* event_to_wire */
- NULL, /* error */
- __glXErrorString, /* error_string */
-};
+static
+XEXT_GENERATE_ERROR_STRING(__glXErrorString, __glXExtensionName,
+ __GLX_NUMBER_ERRORS, error_list)
+
+ static /* const */ XExtensionHooks __glXExtensionHooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ __glXCloseDisplay, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ __glXErrorString, /* error_string */
+ };
static
XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo,
- __glXExtensionName, &__glXExtensionHooks,
- __GLX_NUMBER_EVENTS, NULL)
+ __glXExtensionName, &__glXExtensionHooks,
+ __GLX_NUMBER_EVENTS, NULL)
/************************************************************************/
-
/*
** Free the per screen configs data as well as the array of
** __glXScreenConfigs.
*/
-static void FreeScreenConfigs(__GLXdisplayPrivate *priv)
+ static void FreeScreenConfigs(__GLXdisplayPrivate * priv)
{
- __GLXscreenConfigs *psc;
- GLint i, screens;
-
- /* Free screen configuration information */
- psc = priv->screenConfigs;
- screens = ScreenCount(priv->dpy);
- for (i = 0; i < screens; i++, psc++) {
- if (psc->configs) {
- _gl_context_modes_destroy( psc->configs );
- if (psc->effectiveGLXexts)
- Xfree(psc->effectiveGLXexts);
- psc->configs = NULL; /* NOTE: just for paranoia */
- }
- if (psc->visuals) {
- _gl_context_modes_destroy( psc->visuals );
- psc->visuals = NULL; /* NOTE: just for paranoia */
- }
- Xfree((char*) psc->serverGLXexts);
+ __GLXscreenConfigs *psc;
+ GLint i, screens;
+
+ /* Free screen configuration information */
+ psc = priv->screenConfigs;
+ screens = ScreenCount(priv->dpy);
+ for (i = 0; i < screens; i++, psc++) {
+ if (psc->configs) {
+ _gl_context_modes_destroy(psc->configs);
+ if (psc->effectiveGLXexts)
+ Xfree(psc->effectiveGLXexts);
+ psc->configs = NULL; /* NOTE: just for paranoia */
+ }
+ if (psc->visuals) {
+ _gl_context_modes_destroy(psc->visuals);
+ psc->visuals = NULL; /* NOTE: just for paranoia */
+ }
+ Xfree((char *) psc->serverGLXexts);
#ifdef GLX_DIRECT_RENDERING
- if (psc->driScreen) {
- psc->driScreen->destroyScreen(psc);
- __glxHashDestroy(psc->drawHash);
- XFree(psc->driScreen);
- psc->driScreen = NULL;
- }
+ if (psc->driScreen) {
+ psc->driScreen->destroyScreen(psc);
+ __glxHashDestroy(psc->drawHash);
+ XFree(psc->driScreen);
+ psc->driScreen = NULL;
+ }
#endif
- }
- XFree((char*) priv->screenConfigs);
- priv->screenConfigs = NULL;
+ }
+ XFree((char *) priv->screenConfigs);
+ priv->screenConfigs = NULL;
}
/*
** Release the private memory referred to in a display private
** structure. The caller will free the extension structure.
*/
-static int __glXFreeDisplayPrivate(XExtData *extension)
+static int
+__glXFreeDisplayPrivate(XExtData * extension)
{
- __GLXdisplayPrivate *priv;
-
- priv = (__GLXdisplayPrivate*) extension->private_data;
- FreeScreenConfigs(priv);
- if(priv->serverGLXvendor) {
- Xfree((char*)priv->serverGLXvendor);
- priv->serverGLXvendor = 0x0; /* to protect against double free's */
- }
- if(priv->serverGLXversion) {
- Xfree((char*)priv->serverGLXversion);
- priv->serverGLXversion = 0x0; /* to protect against double free's */
- }
+ __GLXdisplayPrivate *priv;
+
+ priv = (__GLXdisplayPrivate *) extension->private_data;
+ FreeScreenConfigs(priv);
+ if (priv->serverGLXvendor) {
+ Xfree((char *) priv->serverGLXvendor);
+ priv->serverGLXvendor = 0x0; /* to protect against double free's */
+ }
+ if (priv->serverGLXversion) {
+ Xfree((char *) priv->serverGLXversion);
+ priv->serverGLXversion = 0x0; /* to protect against double free's */
+ }
#ifdef GLX_DIRECT_RENDERING
- /* Free the direct rendering per display data */
- if (priv->driswDisplay)
- (*priv->driswDisplay->destroyDisplay)(priv->driswDisplay);
- priv->driswDisplay = NULL;
-
- if (priv->driDisplay)
- (*priv->driDisplay->destroyDisplay)(priv->driDisplay);
- priv->driDisplay = NULL;
-
- if (priv->dri2Display)
- (*priv->dri2Display->destroyDisplay)(priv->dri2Display);
- priv->dri2Display = NULL;
+ /* Free the direct rendering per display data */
+ if (priv->driswDisplay)
+ (*priv->driswDisplay->destroyDisplay) (priv->driswDisplay);
+ priv->driswDisplay = NULL;
+
+ if (priv->driDisplay)
+ (*priv->driDisplay->destroyDisplay) (priv->driDisplay);
+ priv->driDisplay = NULL;
+
+ if (priv->dri2Display)
+ (*priv->dri2Display->destroyDisplay) (priv->dri2Display);
+ priv->dri2Display = NULL;
#endif
- Xfree((char*) priv);
- return 0;
+ Xfree((char *) priv);
+ return 0;
}
/************************************************************************/
** Query the version of the GLX extension. This procedure works even if
** the client extension is not completely set up.
*/
-static Bool QueryVersion(Display *dpy, int opcode, int *major, int *minor)
+static Bool
+QueryVersion(Display * dpy, int opcode, int *major, int *minor)
{
- xGLXQueryVersionReq *req;
- xGLXQueryVersionReply reply;
-
- /* Send the glXQueryVersion request */
- LockDisplay(dpy);
- GetReq(GLXQueryVersion,req);
- req->reqType = opcode;
- req->glxCode = X_GLXQueryVersion;
- req->majorVersion = GLX_MAJOR_VERSION;
- req->minorVersion = GLX_MINOR_VERSION;
- _XReply(dpy, (xReply*) &reply, 0, False);
- UnlockDisplay(dpy);
- SyncHandle();
-
- if (reply.majorVersion != GLX_MAJOR_VERSION) {
- /*
- ** The server does not support the same major release as this
- ** client.
- */
- return GL_FALSE;
- }
- *major = reply.majorVersion;
- *minor = min(reply.minorVersion, GLX_MINOR_VERSION);
- return GL_TRUE;
+ xGLXQueryVersionReq *req;
+ xGLXQueryVersionReply reply;
+
+ /* Send the glXQueryVersion request */
+ LockDisplay(dpy);
+ GetReq(GLXQueryVersion, req);
+ req->reqType = opcode;
+ req->glxCode = X_GLXQueryVersion;
+ req->majorVersion = GLX_MAJOR_VERSION;
+ req->minorVersion = GLX_MINOR_VERSION;
+ _XReply(dpy, (xReply *) & reply, 0, False);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ if (reply.majorVersion != GLX_MAJOR_VERSION) {
+ /*
+ ** The server does not support the same major release as this
+ ** client.
+ */
+ return GL_FALSE;
+ }
+ *major = reply.majorVersion;
+ *minor = min(reply.minorVersion, GLX_MINOR_VERSION);
+ return GL_TRUE;
}
-_X_HIDDEN void
-__glXInitializeVisualConfigFromTags( __GLcontextModes *config, int count,
- const INT32 *bp, Bool tagged_only,
- Bool fbconfig_style_tags )
+_X_HIDDEN void
+__glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count,
+ const INT32 * bp, Bool tagged_only,
+ Bool fbconfig_style_tags)
{
- int i;
+ int i;
- if (!tagged_only) {
- /* Copy in the first set of properties */
- config->visualID = *bp++;
+ if (!tagged_only) {
+ /* Copy in the first set of properties */
+ config->visualID = *bp++;
- config->visualType = _gl_convert_from_x_visual_type( *bp++ );
+ config->visualType = _gl_convert_from_x_visual_type(*bp++);
- config->rgbMode = *bp++;
+ config->rgbMode = *bp++;
- config->redBits = *bp++;
- config->greenBits = *bp++;
- config->blueBits = *bp++;
- config->alphaBits = *bp++;
- config->accumRedBits = *bp++;
- config->accumGreenBits = *bp++;
- config->accumBlueBits = *bp++;
- config->accumAlphaBits = *bp++;
+ config->redBits = *bp++;
+ config->greenBits = *bp++;
+ config->blueBits = *bp++;
+ config->alphaBits = *bp++;
+ config->accumRedBits = *bp++;
+ config->accumGreenBits = *bp++;
+ config->accumBlueBits = *bp++;
+ config->accumAlphaBits = *bp++;
- config->doubleBufferMode = *bp++;
- config->stereoMode = *bp++;
+ config->doubleBufferMode = *bp++;
+ config->stereoMode = *bp++;
- config->rgbBits = *bp++;
- config->depthBits = *bp++;
- config->stencilBits = *bp++;
- config->numAuxBuffers = *bp++;
- config->level = *bp++;
+ config->rgbBits = *bp++;
+ config->depthBits = *bp++;
+ config->stencilBits = *bp++;
+ config->numAuxBuffers = *bp++;
+ config->level = *bp++;
- count -= __GLX_MIN_CONFIG_PROPS;
- }
+ count -= __GLX_MIN_CONFIG_PROPS;
+ }
- /*
+ /*
** Additional properties may be in a list at the end
** of the reply. They are in pairs of property type
** and property value.
#define FETCH_OR_SET(tag) \
config-> tag = ( fbconfig_style_tags ) ? *bp++ : 1
- for (i = 0; i < count; i += 2 ) {
- switch(*bp++) {
- case GLX_RGBA:
- FETCH_OR_SET( rgbMode );
- break;
- case GLX_BUFFER_SIZE:
- config->rgbBits = *bp++;
- break;
- case GLX_LEVEL:
- config->level = *bp++;
- break;
- case GLX_DOUBLEBUFFER:
- FETCH_OR_SET( doubleBufferMode );
- break;
- case GLX_STEREO:
- FETCH_OR_SET( stereoMode );
- break;
- case GLX_AUX_BUFFERS:
- config->numAuxBuffers = *bp++;
- break;
- case GLX_RED_SIZE:
- config->redBits = *bp++;
- break;
- case GLX_GREEN_SIZE:
- config->greenBits = *bp++;
- break;
- case GLX_BLUE_SIZE:
- config->blueBits = *bp++;
- break;
- case GLX_ALPHA_SIZE:
- config->alphaBits = *bp++;
- break;
- case GLX_DEPTH_SIZE:
- config->depthBits = *bp++;
- break;
- case GLX_STENCIL_SIZE:
- config->stencilBits = *bp++;
- break;
- case GLX_ACCUM_RED_SIZE:
- config->accumRedBits = *bp++;
- break;
- case GLX_ACCUM_GREEN_SIZE:
- config->accumGreenBits = *bp++;
- break;
- case GLX_ACCUM_BLUE_SIZE:
- config->accumBlueBits = *bp++;
- break;
- case GLX_ACCUM_ALPHA_SIZE:
- config->accumAlphaBits = *bp++;
- break;
- case GLX_VISUAL_CAVEAT_EXT:
- config->visualRating = *bp++;
- break;
- case GLX_X_VISUAL_TYPE:
- config->visualType = *bp++;
- break;
- case GLX_TRANSPARENT_TYPE:
- config->transparentPixel = *bp++;
- break;
- case GLX_TRANSPARENT_INDEX_VALUE:
- config->transparentIndex = *bp++;
- break;
- case GLX_TRANSPARENT_RED_VALUE:
- config->transparentRed = *bp++;
- break;
- case GLX_TRANSPARENT_GREEN_VALUE:
- config->transparentGreen = *bp++;
- break;
- case GLX_TRANSPARENT_BLUE_VALUE:
- config->transparentBlue = *bp++;
- break;
- case GLX_TRANSPARENT_ALPHA_VALUE:
- config->transparentAlpha = *bp++;
- break;
- case GLX_VISUAL_ID:
- config->visualID = *bp++;
- break;
- case GLX_DRAWABLE_TYPE:
- config->drawableType = *bp++;
- break;
- case GLX_RENDER_TYPE:
- config->renderType = *bp++;
- break;
- case GLX_X_RENDERABLE:
- config->xRenderable = *bp++;
- break;
- case GLX_FBCONFIG_ID:
- config->fbconfigID = *bp++;
- break;
- case GLX_MAX_PBUFFER_WIDTH:
- config->maxPbufferWidth = *bp++;
- break;
- case GLX_MAX_PBUFFER_HEIGHT:
- config->maxPbufferHeight = *bp++;
- break;
- case GLX_MAX_PBUFFER_PIXELS:
- config->maxPbufferPixels = *bp++;
- break;
- case GLX_OPTIMAL_PBUFFER_WIDTH_SGIX:
- config->optimalPbufferWidth = *bp++;
- break;
- case GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX:
- config->optimalPbufferHeight = *bp++;
- break;
- case GLX_VISUAL_SELECT_GROUP_SGIX:
- config->visualSelectGroup = *bp++;
- break;
- case GLX_SWAP_METHOD_OML:
- config->swapMethod = *bp++;
- break;
- case GLX_SAMPLE_BUFFERS_SGIS:
- config->sampleBuffers = *bp++;
- break;
- case GLX_SAMPLES_SGIS:
- config->samples = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_RGB_EXT:
- config->bindToTextureRgb = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_RGBA_EXT:
- config->bindToTextureRgba = *bp++;
- break;
- case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
- config->bindToMipmapTexture = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
- config->bindToTextureTargets = *bp++;
- break;
- case GLX_Y_INVERTED_EXT:
- config->yInverted = *bp++;
- break;
- case None:
- i = count;
- break;
- default:
- break;
- }
- }
-
- config->renderType = (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT;
-
- config->haveAccumBuffer = ((config->accumRedBits +
- config->accumGreenBits +
- config->accumBlueBits +
- config->accumAlphaBits) > 0);
- config->haveDepthBuffer = (config->depthBits > 0);
- config->haveStencilBuffer = (config->stencilBits > 0);
+ for (i = 0; i < count; i += 2) {
+ switch (*bp++) {
+ case GLX_RGBA:
+ FETCH_OR_SET(rgbMode);
+ break;
+ case GLX_BUFFER_SIZE:
+ config->rgbBits = *bp++;
+ break;
+ case GLX_LEVEL:
+ config->level = *bp++;
+ break;
+ case GLX_DOUBLEBUFFER:
+ FETCH_OR_SET(doubleBufferMode);
+ break;
+ case GLX_STEREO:
+ FETCH_OR_SET(stereoMode);
+ break;
+ case GLX_AUX_BUFFERS:
+ config->numAuxBuffers = *bp++;
+ break;
+ case GLX_RED_SIZE:
+ config->redBits = *bp++;
+ break;
+ case GLX_GREEN_SIZE:
+ config->greenBits = *bp++;
+ break;
+ case GLX_BLUE_SIZE:
+ config->blueBits = *bp++;
+ break;
+ case GLX_ALPHA_SIZE:
+ config->alphaBits = *bp++;
+ break;
+ case GLX_DEPTH_SIZE:
+ config->depthBits = *bp++;
+ break;
+ case GLX_STENCIL_SIZE:
+ config->stencilBits = *bp++;
+ break;
+ case GLX_ACCUM_RED_SIZE:
+ config->accumRedBits = *bp++;
+ break;
+ case GLX_ACCUM_GREEN_SIZE:
+ config->accumGreenBits = *bp++;
+ break;
+ case GLX_ACCUM_BLUE_SIZE:
+ config->accumBlueBits = *bp++;
+ break;
+ case GLX_ACCUM_ALPHA_SIZE:
+ config->accumAlphaBits = *bp++;
+ break;
+ case GLX_VISUAL_CAVEAT_EXT:
+ config->visualRating = *bp++;
+ break;
+ case GLX_X_VISUAL_TYPE:
+ config->visualType = *bp++;
+ break;
+ case GLX_TRANSPARENT_TYPE:
+ config->transparentPixel = *bp++;
+ break;
+ case GLX_TRANSPARENT_INDEX_VALUE:
+ config->transparentIndex = *bp++;
+ break;
+ case GLX_TRANSPARENT_RED_VALUE:
+ config->transparentRed = *bp++;
+ break;
+ case GLX_TRANSPARENT_GREEN_VALUE:
+ config->transparentGreen = *bp++;
+ break;
+ case GLX_TRANSPARENT_BLUE_VALUE:
+ config->transparentBlue = *bp++;
+ break;
+ case GLX_TRANSPARENT_ALPHA_VALUE:
+ config->transparentAlpha = *bp++;
+ break;
+ case GLX_VISUAL_ID:
+ config->visualID = *bp++;
+ break;
+ case GLX_DRAWABLE_TYPE:
+ config->drawableType = *bp++;
+ break;
+ case GLX_RENDER_TYPE:
+ config->renderType = *bp++;
+ break;
+ case GLX_X_RENDERABLE:
+ config->xRenderable = *bp++;
+ break;
+ case GLX_FBCONFIG_ID:
+ config->fbconfigID = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_WIDTH:
+ config->maxPbufferWidth = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_HEIGHT:
+ config->maxPbufferHeight = *bp++;
+ break;
+ case GLX_MAX_PBUFFER_PIXELS:
+ config->maxPbufferPixels = *bp++;
+ break;
+ case GLX_OPTIMAL_PBUFFER_WIDTH_SGIX:
+ config->optimalPbufferWidth = *bp++;
+ break;
+ case GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX:
+ config->optimalPbufferHeight = *bp++;
+ break;
+ case GLX_VISUAL_SELECT_GROUP_SGIX:
+ config->visualSelectGroup = *bp++;
+ break;
+ case GLX_SWAP_METHOD_OML:
+ config->swapMethod = *bp++;
+ break;
+ case GLX_SAMPLE_BUFFERS_SGIS:
+ config->sampleBuffers = *bp++;
+ break;
+ case GLX_SAMPLES_SGIS:
+ config->samples = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_RGB_EXT:
+ config->bindToTextureRgb = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_RGBA_EXT:
+ config->bindToTextureRgba = *bp++;
+ break;
+ case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
+ config->bindToMipmapTexture = *bp++;
+ break;
+ case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
+ config->bindToTextureTargets = *bp++;
+ break;
+ case GLX_Y_INVERTED_EXT:
+ config->yInverted = *bp++;
+ break;
+ case None:
+ i = count;
+ break;
+ default:
+ break;
+ }
+ }
+
+ config->renderType =
+ (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT;
+
+ config->haveAccumBuffer = ((config->accumRedBits +
+ config->accumGreenBits +
+ config->accumBlueBits +
+ config->accumAlphaBits) > 0);
+ config->haveDepthBuffer = (config->depthBits > 0);
+ config->haveStencilBuffer = (config->stencilBits > 0);
}
static __GLcontextModes *
-createConfigsFromProperties(Display *dpy, int nvisuals, int nprops,
- int screen, GLboolean tagged_only)
+createConfigsFromProperties(Display * dpy, int nvisuals, int nprops,
+ int screen, GLboolean tagged_only)
{
- INT32 buf[__GLX_TOTAL_CONFIG], *props;
- unsigned prop_size;
- __GLcontextModes *modes, *m;
- int i;
-
- if (nprops == 0)
- return NULL;
-
- /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for FBconfigs? */
-
- /* Check number of properties */
- if (nprops < __GLX_MIN_CONFIG_PROPS || nprops > __GLX_MAX_CONFIG_PROPS)
- return NULL;
-
- /* Allocate memory for our config structure */
- modes = _gl_context_modes_create(nvisuals, sizeof(__GLcontextModes));
- if (!modes)
- return NULL;
-
- prop_size = nprops * __GLX_SIZE_INT32;
- if (prop_size <= sizeof(buf))
- props = buf;
- else
- props = Xmalloc(prop_size);
-
- /* Read each config structure and convert it into our format */
- 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. */
- m->drawableType = GLX_WINDOW_BIT;
- __glXInitializeVisualConfigFromTags(m, nprops, props,
- tagged_only, GL_TRUE);
- m->screen = screen;
- m = m->next;
- }
-
- if (props != buf)
- Xfree(props);
-
- return modes;
+ INT32 buf[__GLX_TOTAL_CONFIG], *props;
+ unsigned prop_size;
+ __GLcontextModes *modes, *m;
+ int i;
+
+ if (nprops == 0)
+ return NULL;
+
+ /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for FBconfigs? */
+
+ /* Check number of properties */
+ if (nprops < __GLX_MIN_CONFIG_PROPS || nprops > __GLX_MAX_CONFIG_PROPS)
+ return NULL;
+
+ /* Allocate memory for our config structure */
+ modes = _gl_context_modes_create(nvisuals, sizeof(__GLcontextModes));
+ if (!modes)
+ return NULL;
+
+ prop_size = nprops * __GLX_SIZE_INT32;
+ if (prop_size <= sizeof(buf))
+ props = buf;
+ else
+ props = Xmalloc(prop_size);
+
+ /* Read each config structure and convert it into our format */
+ 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. */
+ m->drawableType = GLX_WINDOW_BIT;
+ __glXInitializeVisualConfigFromTags(m, nprops, props,
+ tagged_only, GL_TRUE);
+ m->screen = screen;
+ m = m->next;
+ }
+
+ if (props != buf)
+ Xfree(props);
+
+ return modes;
}
static GLboolean
-getVisualConfigs(Display *dpy, __GLXdisplayPrivate *priv, int screen)
+getVisualConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
{
- xGLXGetVisualConfigsReq *req;
- __GLXscreenConfigs *psc;
- xGLXGetVisualConfigsReply reply;
-
- LockDisplay(dpy);
-
- psc = priv->screenConfigs + screen;
- psc->visuals = NULL;
- GetReq(GLXGetVisualConfigs, req);
- req->reqType = priv->majorOpcode;
- req->glxCode = X_GLXGetVisualConfigs;
- req->screen = screen;
-
- if (!_XReply(dpy, (xReply*) &reply, 0, False))
- goto out;
-
- psc->visuals = createConfigsFromProperties(dpy,
- reply.numVisuals,
- reply.numProps,
- screen, GL_FALSE);
+ xGLXGetVisualConfigsReq *req;
+ __GLXscreenConfigs *psc;
+ xGLXGetVisualConfigsReply reply;
+
+ LockDisplay(dpy);
+
+ psc = priv->screenConfigs + screen;
+ psc->visuals = NULL;
+ GetReq(GLXGetVisualConfigs, req);
+ req->reqType = priv->majorOpcode;
+ req->glxCode = X_GLXGetVisualConfigs;
+ req->screen = screen;
+
+ if (!_XReply(dpy, (xReply *) & reply, 0, False))
+ goto out;
+
+ psc->visuals = createConfigsFromProperties(dpy,
+ reply.numVisuals,
+ reply.numProps,
+ screen, GL_FALSE);
out:
- UnlockDisplay(dpy);
- return psc->visuals != NULL;
+ UnlockDisplay(dpy);
+ return psc->visuals != NULL;
}
static GLboolean
-getFBConfigs(Display *dpy, __GLXdisplayPrivate *priv, int screen)
+getFBConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
{
- xGLXGetFBConfigsReq *fb_req;
- xGLXGetFBConfigsSGIXReq *sgi_req;
- xGLXVendorPrivateWithReplyReq *vpreq;
- xGLXGetFBConfigsReply reply;
- __GLXscreenConfigs *psc;
-
- psc = priv->screenConfigs + screen;
- psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode,
- X_GLXQueryServerString,
- screen, GLX_EXTENSIONS);
-
- LockDisplay(dpy);
-
- psc->configs = NULL;
- if (atof(priv->serverGLXversion) >= 1.3) {
- GetReq(GLXGetFBConfigs, fb_req);
- fb_req->reqType = priv->majorOpcode;
- fb_req->glxCode = X_GLXGetFBConfigs;
- fb_req->screen = screen;
- } else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
- GetReqExtra(GLXVendorPrivateWithReply,
- sz_xGLXGetFBConfigsSGIXReq +
- sz_xGLXVendorPrivateWithReplyReq, vpreq);
- sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
- sgi_req->reqType = priv->majorOpcode;
- sgi_req->glxCode = X_GLXVendorPrivateWithReply;
- sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
- sgi_req->screen = screen;
- } else
- goto out;
-
- if (!_XReply(dpy, (xReply*) &reply, 0, False))
- goto out;
-
- psc->configs = createConfigsFromProperties(dpy,
- reply.numFBConfigs,
- reply.numAttribs * 2,
- screen, GL_TRUE);
+ xGLXGetFBConfigsReq *fb_req;
+ xGLXGetFBConfigsSGIXReq *sgi_req;
+ xGLXVendorPrivateWithReplyReq *vpreq;
+ xGLXGetFBConfigsReply reply;
+ __GLXscreenConfigs *psc;
+
+ psc = priv->screenConfigs + screen;
+ psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode,
+ X_GLXQueryServerString,
+ screen, GLX_EXTENSIONS);
+
+ LockDisplay(dpy);
+
+ psc->configs = NULL;
+ if (atof(priv->serverGLXversion) >= 1.3) {
+ GetReq(GLXGetFBConfigs, fb_req);
+ fb_req->reqType = priv->majorOpcode;
+ fb_req->glxCode = X_GLXGetFBConfigs;
+ fb_req->screen = screen;
+ }
+ else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
+ GetReqExtra(GLXVendorPrivateWithReply,
+ sz_xGLXGetFBConfigsSGIXReq +
+ sz_xGLXVendorPrivateWithReplyReq, vpreq);
+ sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
+ sgi_req->reqType = priv->majorOpcode;
+ sgi_req->glxCode = X_GLXVendorPrivateWithReply;
+ sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
+ sgi_req->screen = screen;
+ }
+ else
+ goto out;
+
+ if (!_XReply(dpy, (xReply *) & reply, 0, False))
+ goto out;
+
+ psc->configs = createConfigsFromProperties(dpy,
+ reply.numFBConfigs,
+ reply.numAttribs * 2,
+ screen, GL_TRUE);
out:
- UnlockDisplay(dpy);
- return psc->configs != NULL;
+ UnlockDisplay(dpy);
+ return psc->configs != NULL;
}
/*
** Allocate the memory for the per screen configs for each screen.
** If that works then fetch the per screen configs data.
*/
-static Bool AllocAndFetchScreenConfigs(Display *dpy, __GLXdisplayPrivate *priv)
+static Bool
+AllocAndFetchScreenConfigs(Display * dpy, __GLXdisplayPrivate * priv)
{
- __GLXscreenConfigs *psc;
- GLint i, screens;
+ __GLXscreenConfigs *psc;
+ GLint i, screens;
- /*
+ /*
** First allocate memory for the array of per screen configs.
*/
- screens = ScreenCount(dpy);
- psc = (__GLXscreenConfigs*) Xmalloc(screens * sizeof(__GLXscreenConfigs));
- if (!psc) {
- return GL_FALSE;
- }
- memset(psc, 0, screens * sizeof(__GLXscreenConfigs));
- priv->screenConfigs = psc;
-
- priv->serverGLXversion = __glXGetStringFromServer(dpy, priv->majorOpcode,
- X_GLXQueryServerString,
- 0, GLX_VERSION);
- if ( priv->serverGLXversion == NULL ) {
- FreeScreenConfigs(priv);
- return GL_FALSE;
- }
-
- for (i = 0; i < screens; i++, psc++) {
- getVisualConfigs(dpy, priv, i);
- getFBConfigs(dpy, priv, i);
+ screens = ScreenCount(dpy);
+ psc = (__GLXscreenConfigs *) Xmalloc(screens * sizeof(__GLXscreenConfigs));
+ if (!psc) {
+ return GL_FALSE;
+ }
+ memset(psc, 0, screens * sizeof(__GLXscreenConfigs));
+ priv->screenConfigs = psc;
+
+ priv->serverGLXversion = __glXGetStringFromServer(dpy, priv->majorOpcode,
+ X_GLXQueryServerString,
+ 0, GLX_VERSION);
+ if (priv->serverGLXversion == NULL) {
+ FreeScreenConfigs(priv);
+ return GL_FALSE;
+ }
+
+ for (i = 0; i < screens; i++, psc++) {
+ getVisualConfigs(dpy, priv, i);
+ getFBConfigs(dpy, priv, i);
#ifdef GLX_DIRECT_RENDERING
- psc->scr = i;
- psc->dpy = dpy;
- psc->drawHash = __glxHashCreate();
- if (psc->drawHash == NULL)
- continue;
+ psc->scr = i;
+ psc->dpy = dpy;
+ psc->drawHash = __glxHashCreate();
+ if (psc->drawHash == NULL)
+ continue;
- if (priv->dri2Display)
- psc->driScreen = (*priv->dri2Display->createScreen)(psc, i, priv);
+ if (priv->dri2Display)
+ psc->driScreen = (*priv->dri2Display->createScreen) (psc, i, priv);
- if (psc->driScreen == NULL && priv->driDisplay)
- psc->driScreen = (*priv->driDisplay->createScreen)(psc, i, priv);
+ if (psc->driScreen == NULL && priv->driDisplay)
+ psc->driScreen = (*priv->driDisplay->createScreen) (psc, i, priv);
- if (psc->driScreen == NULL && priv->driswDisplay)
- psc->driScreen = (*priv->driswDisplay->createScreen)(psc, i, priv);
+ if (psc->driScreen == NULL && priv->driswDisplay)
+ psc->driScreen = (*priv->driswDisplay->createScreen) (psc, i, priv);
- if (psc->driScreen == NULL) {
- __glxHashDestroy(psc->drawHash);
- psc->drawHash = NULL;
- }
+ if (psc->driScreen == NULL) {
+ __glxHashDestroy(psc->drawHash);
+ psc->drawHash = NULL;
+ }
#endif
- }
- SyncHandle();
- return GL_TRUE;
+ }
+ SyncHandle();
+ return GL_TRUE;
}
/*
** Initialize the client side extension code.
*/
-_X_HIDDEN __GLXdisplayPrivate *__glXInitialize(Display* dpy)
+_X_HIDDEN __GLXdisplayPrivate *
+__glXInitialize(Display * dpy)
{
- XExtDisplayInfo *info = __glXFindDisplay(dpy);
- XExtData **privList, *private, *found;
- __GLXdisplayPrivate *dpyPriv;
- XEDataObject dataObj;
- int major, minor;
+ XExtDisplayInfo *info = __glXFindDisplay(dpy);
+ XExtData **privList, *private, *found;
+ __GLXdisplayPrivate *dpyPriv;
+ XEDataObject dataObj;
+ int major, minor;
#ifdef GLX_DIRECT_RENDERING
- Bool glx_direct, glx_accel;
+ Bool glx_direct, glx_accel;
#endif
#if defined(USE_XTHREADS)
- {
- static int firstCall = 1;
- if (firstCall) {
- /* initialize the GLX mutexes */
- xmutex_init(&__glXmutex);
- firstCall = 0;
- }
- }
+ {
+ static int firstCall = 1;
+ if (firstCall) {
+ /* initialize the GLX mutexes */
+ xmutex_init(&__glXmutex);
+ firstCall = 0;
+ }
+ }
#endif
- INIT_MESA_SPARC;
- /* The one and only long long lock */
- __glXLock();
-
- if (!XextHasExtension(info)) {
- /* No GLX extension supported by this server. Oh well. */
- __glXUnlock();
- XMissingExtension(dpy, __glXExtensionName);
- return 0;
- }
-
- /* See if a display private already exists. If so, return it */
- dataObj.display = dpy;
- privList = XEHeadOfExtensionList(dataObj);
- found = XFindOnExtensionList(privList, info->codes->extension);
- if (found) {
- __glXUnlock();
- return (__GLXdisplayPrivate *) found->private_data;
- }
-
- /* See if the versions are compatible */
- if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor)) {
- /* The client and server do not agree on versions. Punt. */
- __glXUnlock();
- return 0;
- }
-
- /*
+ INIT_MESA_SPARC;
+ /* The one and only long long lock */
+ __glXLock();
+
+ if (!XextHasExtension(info)) {
+ /* No GLX extension supported by this server. Oh well. */
+ __glXUnlock();
+ XMissingExtension(dpy, __glXExtensionName);
+ return 0;
+ }
+
+ /* See if a display private already exists. If so, return it */
+ dataObj.display = dpy;
+ privList = XEHeadOfExtensionList(dataObj);
+ found = XFindOnExtensionList(privList, info->codes->extension);
+ if (found) {
+ __glXUnlock();
+ return (__GLXdisplayPrivate *) found->private_data;
+ }
+
+ /* See if the versions are compatible */
+ if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor)) {
+ /* The client and server do not agree on versions. Punt. */
+ __glXUnlock();
+ return 0;
+ }
+
+ /*
** Allocate memory for all the pieces needed for this buffer.
*/
- private = (XExtData *) Xmalloc(sizeof(XExtData));
- if (!private) {
- __glXUnlock();
- return 0;
- }
- dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
- if (!dpyPriv) {
- __glXUnlock();
- Xfree((char*) private);
- return 0;
- }
-
- /*
+ private = (XExtData *) Xmalloc(sizeof(XExtData));
+ if (!private) {
+ __glXUnlock();
+ return 0;
+ }
+ dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
+ if (!dpyPriv) {
+ __glXUnlock();
+ Xfree((char *) private);
+ return 0;
+ }
+
+ /*
** Init the display private and then read in the screen config
** structures from the server.
*/
- dpyPriv->majorOpcode = info->codes->major_opcode;
- dpyPriv->majorVersion = major;
- dpyPriv->minorVersion = minor;
- dpyPriv->dpy = dpy;
+ dpyPriv->majorOpcode = info->codes->major_opcode;
+ dpyPriv->majorVersion = major;
+ dpyPriv->minorVersion = minor;
+ dpyPriv->dpy = dpy;
- dpyPriv->serverGLXvendor = 0x0;
- dpyPriv->serverGLXversion = 0x0;
+ dpyPriv->serverGLXvendor = 0x0;
+ dpyPriv->serverGLXversion = 0x0;
#ifdef GLX_DIRECT_RENDERING
- glx_direct = (getenv("LIBGL_ALWAYS_INDIRECT") == NULL);
- glx_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
+ glx_direct = (getenv("LIBGL_ALWAYS_INDIRECT") == NULL);
+ glx_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
- /*
+ /*
** Initialize the direct rendering per display data and functions.
** Note: This _must_ be done before calling any other DRI routines
** (e.g., those called in AllocAndFetchScreenConfigs).
*/
- if (glx_direct && glx_accel) {
- dpyPriv->dri2Display = dri2CreateDisplay(dpy);
- dpyPriv->driDisplay = driCreateDisplay(dpy);
- }
- if (glx_direct)
- dpyPriv->driswDisplay = driswCreateDisplay(dpy);
+ if (glx_direct && glx_accel) {
+ dpyPriv->dri2Display = dri2CreateDisplay(dpy);
+ dpyPriv->driDisplay = driCreateDisplay(dpy);
+ }
+ if (glx_direct)
+ dpyPriv->driswDisplay = driswCreateDisplay(dpy);
#endif
- if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
- __glXUnlock();
- Xfree((char*) dpyPriv);
- Xfree((char*) private);
- return 0;
- }
+ if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
+ __glXUnlock();
+ Xfree((char *) dpyPriv);
+ Xfree((char *) private);
+ return 0;
+ }
- /*
+ /*
** Fill in the private structure. This is the actual structure that
** hangs off of the Display structure. Our private structure is
** referred to by this structure. Got that?
*/
- private->number = info->codes->extension;
- private->next = 0;
- private->free_private = __glXFreeDisplayPrivate;
- private->private_data = (char *) dpyPriv;
- XAddToExtensionList(privList, private);
-
- if (dpyPriv->majorVersion == 1 && dpyPriv->minorVersion >= 1) {
- __glXClientInfo(dpy, dpyPriv->majorOpcode);
- }
- __glXUnlock();
-
- return dpyPriv;
+ private->number = info->codes->extension;
+ private->next = 0;
+ private->free_private = __glXFreeDisplayPrivate;
+ private->private_data = (char *) dpyPriv;
+ XAddToExtensionList(privList, private);
+
+ if (dpyPriv->majorVersion == 1 && dpyPriv->minorVersion >= 1) {
+ __glXClientInfo(dpy, dpyPriv->majorOpcode);
+ }
+ __glXUnlock();
+
+ return dpyPriv;
}
/*
** Setup for sending a GLX command on dpy. Make sure the extension is
** initialized. Try to avoid calling __glXInitialize as its kinda slow.
*/
-_X_HIDDEN CARD8 __glXSetupForCommand(Display *dpy)
+_X_HIDDEN CARD8
+__glXSetupForCommand(Display * dpy)
{
- GLXContext gc;
- __GLXdisplayPrivate *priv;
-
- /* If this thread has a current context, flush its rendering commands */
- gc = __glXGetCurrentContext();
- if (gc->currentDpy) {
- /* Flush rendering buffer of the current context, if any */
- (void) __glXFlushRenderBuffer(gc, gc->pc);
-
- if (gc->currentDpy == dpy) {
- /* Use opcode from gc because its right */
- INIT_MESA_SPARC;
- return gc->majorOpcode;
- } else {
- /*
- ** Have to get info about argument dpy because it might be to
- ** a different server
- */
- }
- }
-
- /* Forced to lookup extension via the slow initialize route */
- priv = __glXInitialize(dpy);
- if (!priv) {
- return 0;
- }
- return priv->majorOpcode;
+ GLXContext gc;
+ __GLXdisplayPrivate *priv;
+
+ /* If this thread has a current context, flush its rendering commands */
+ gc = __glXGetCurrentContext();
+ if (gc->currentDpy) {
+ /* Flush rendering buffer of the current context, if any */
+ (void) __glXFlushRenderBuffer(gc, gc->pc);
+
+ if (gc->currentDpy == dpy) {
+ /* Use opcode from gc because its right */
+ INIT_MESA_SPARC;
+ return gc->majorOpcode;
+ }
+ else {
+ /*
+ ** Have to get info about argument dpy because it might be to
+ ** a different server
+ */
+ }
+ }
+
+ /* Forced to lookup extension via the slow initialize route */
+ priv = __glXInitialize(dpy);
+ if (!priv) {
+ return 0;
+ }
+ return priv->majorOpcode;
}
/**
* Modify this function to use \c ctx->pc instead of the explicit
* \c pc parameter.
*/
-_X_HIDDEN GLubyte *__glXFlushRenderBuffer(__GLXcontext *ctx, GLubyte *pc)
+_X_HIDDEN GLubyte *
+__glXFlushRenderBuffer(__GLXcontext * ctx, GLubyte * pc)
{
- Display * const dpy = ctx->currentDpy;
+ Display *const dpy = ctx->currentDpy;
#ifdef USE_XCB
- xcb_connection_t *c = XGetXCBConnection(dpy);
+ xcb_connection_t *c = XGetXCBConnection(dpy);
#else
- xGLXRenderReq *req;
+ xGLXRenderReq *req;
#endif /* USE_XCB */
- const GLint size = pc - ctx->buf;
+ const GLint size = pc - ctx->buf;
- if ( (dpy != NULL) && (size > 0) ) {
+ if ((dpy != NULL) && (size > 0)) {
#ifdef USE_XCB
- xcb_glx_render(c, ctx->currentContextTag, size,
- (const uint8_t *)ctx->buf);
+ xcb_glx_render(c, ctx->currentContextTag, size,
+ (const uint8_t *) ctx->buf);
#else
- /* Send the entire buffer as an X request */
- LockDisplay(dpy);
- GetReq(GLXRender,req);
- req->reqType = ctx->majorOpcode;
- req->glxCode = X_GLXRender;
- req->contextTag = ctx->currentContextTag;
- req->length += (size + 3) >> 2;
- _XSend(dpy, (char *)ctx->buf, size);
- UnlockDisplay(dpy);
- SyncHandle();
+ /* Send the entire buffer as an X request */
+ LockDisplay(dpy);
+ GetReq(GLXRender, req);
+ req->reqType = ctx->majorOpcode;
+ req->glxCode = X_GLXRender;
+ req->contextTag = ctx->currentContextTag;
+ req->length += (size + 3) >> 2;
+ _XSend(dpy, (char *) ctx->buf, size);
+ UnlockDisplay(dpy);
+ SyncHandle();
#endif
- }
+ }
- /* Reset pointer and return it */
- ctx->pc = ctx->buf;
- return ctx->pc;
+ /* Reset pointer and return it */
+ ctx->pc = ctx->buf;
+ return ctx->pc;
}
* \param data Command data.
* \param dataLen Size, in bytes, of the command data.
*/
-_X_HIDDEN void __glXSendLargeChunk(__GLXcontext *gc, GLint requestNumber,
- GLint totalRequests,
- const GLvoid * data, GLint dataLen)
+_X_HIDDEN void
+__glXSendLargeChunk(__GLXcontext * gc, GLint requestNumber,
+ GLint totalRequests, const GLvoid * data, GLint dataLen)
{
- Display *dpy = gc->currentDpy;
+ Display *dpy = gc->currentDpy;
#ifdef USE_XCB
- xcb_connection_t *c = XGetXCBConnection(dpy);
- xcb_glx_render_large(c, gc->currentContextTag, requestNumber, totalRequests, dataLen, data);
+ xcb_connection_t *c = XGetXCBConnection(dpy);
+ xcb_glx_render_large(c, gc->currentContextTag, requestNumber,
+ totalRequests, dataLen, data);
#else
- xGLXRenderLargeReq *req;
-
- if ( requestNumber == 1 ) {
- LockDisplay(dpy);
- }
-
- GetReq(GLXRenderLarge,req);
- req->reqType = gc->majorOpcode;
- req->glxCode = X_GLXRenderLarge;
- req->contextTag = gc->currentContextTag;
- req->length += (dataLen + 3) >> 2;
- req->requestNumber = requestNumber;
- req->requestTotal = totalRequests;
- req->dataBytes = dataLen;
- Data(dpy, data, dataLen);
-
- if ( requestNumber == totalRequests ) {
- UnlockDisplay(dpy);
- SyncHandle();
- }
+ xGLXRenderLargeReq *req;
+
+ if (requestNumber == 1) {
+ LockDisplay(dpy);
+ }
+
+ GetReq(GLXRenderLarge, req);
+ req->reqType = gc->majorOpcode;
+ req->glxCode = X_GLXRenderLarge;
+ req->contextTag = gc->currentContextTag;
+ req->length += (dataLen + 3) >> 2;
+ req->requestNumber = requestNumber;
+ req->requestTotal = totalRequests;
+ req->dataBytes = dataLen;
+ Data(dpy, data, dataLen);
+
+ if (requestNumber == totalRequests) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ }
#endif /* USE_XCB */
}
* \param data Command data.
* \param dataLen Size, in bytes, of the command data.
*/
-_X_HIDDEN void __glXSendLargeCommand(__GLXcontext *ctx,
- const GLvoid *header, GLint headerLen,
- const GLvoid *data, GLint dataLen)
+_X_HIDDEN void
+__glXSendLargeCommand(__GLXcontext * ctx,
+ const GLvoid * header, GLint headerLen,
+ const GLvoid * data, GLint dataLen)
{
- GLint maxSize;
- GLint totalRequests, requestNumber;
+ GLint maxSize;
+ GLint totalRequests, requestNumber;
- /*
+ /*
** Calculate the maximum amount of data can be stuffed into a single
** packet. sz_xGLXRenderReq is added because bufSize is the maximum
** packet size minus sz_xGLXRenderReq.
*/
- maxSize = (ctx->bufSize + sz_xGLXRenderReq) - sz_xGLXRenderLargeReq;
- totalRequests = 1 + (dataLen / maxSize);
- if (dataLen % maxSize) totalRequests++;
+ maxSize = (ctx->bufSize + sz_xGLXRenderReq) - sz_xGLXRenderLargeReq;
+ totalRequests = 1 + (dataLen / maxSize);
+ if (dataLen % maxSize)
+ totalRequests++;
- /*
+ /*
** Send all of the command, except the large array, as one request.
*/
- assert( headerLen <= maxSize );
- __glXSendLargeChunk(ctx, 1, totalRequests, header, headerLen);
+ assert(headerLen <= maxSize);
+ __glXSendLargeChunk(ctx, 1, totalRequests, header, headerLen);
- /*
+ /*
** Send enough requests until the whole array is sent.
*/
- for ( requestNumber = 2 ; requestNumber <= (totalRequests - 1) ; requestNumber++ ) {
- __glXSendLargeChunk(ctx, requestNumber, totalRequests, data, maxSize);
- data = (const GLvoid *) (((const GLubyte *) data) + maxSize);
- dataLen -= maxSize;
- assert( dataLen > 0 );
- }
-
- assert( dataLen <= maxSize );
- __glXSendLargeChunk(ctx, requestNumber, totalRequests, data, dataLen);
+ for (requestNumber = 2; requestNumber <= (totalRequests - 1);
+ requestNumber++) {
+ __glXSendLargeChunk(ctx, requestNumber, totalRequests, data, maxSize);
+ data = (const GLvoid *) (((const GLubyte *) data) + maxSize);
+ dataLen -= maxSize;
+ assert(dataLen > 0);
+ }
+
+ assert(dataLen <= maxSize);
+ __glXSendLargeChunk(ctx, requestNumber, totalRequests, data, dataLen);
}
/************************************************************************/
#ifdef DEBUG
-_X_HIDDEN void __glXDumpDrawBuffer(__GLXcontext *ctx)
+_X_HIDDEN void
+__glXDumpDrawBuffer(__GLXcontext * ctx)
{
- GLubyte *p = ctx->buf;
- GLubyte *end = ctx->pc;
- GLushort opcode, length;
-
- while (p < end) {
- /* Fetch opcode */
- opcode = *((GLushort*) p);
- length = *((GLushort*) (p + 2));
- printf("%2x: %5d: ", opcode, length);
- length -= 4;
- p += 4;
- while (length > 0) {
- printf("%08x ", *((unsigned *) p));
- p += 4;
- length -= 4;
- }
- printf("\n");
- }
+ GLubyte *p = ctx->buf;
+ GLubyte *end = ctx->pc;
+ GLushort opcode, length;
+
+ while (p < end) {
+ /* Fetch opcode */
+ opcode = *((GLushort *) p);
+ length = *((GLushort *) (p + 2));
+ printf("%2x: %5d: ", opcode, length);
+ length -= 4;
+ p += 4;
+ while (length > 0) {
+ printf("%08x ", *((unsigned *) p));
+ p += 4;
+ length -= 4;
+ }
+ printf("\n");
+ }
}
#endif
static void
_glx_mesa_init_sparc_glapi_relocs(void)
{
- unsigned int *insn_ptr, *end_ptr;
- unsigned long disp_addr;
-
- insn_ptr = &_mesa_sparc_glapi_begin;
- end_ptr = &_mesa_sparc_glapi_end;
- disp_addr = (unsigned long) &_glapi_Dispatch;
-
- /*
- * Verbatim from Mesa sparc.c. It's needed because there doesn't
- * seem to be a better way to do this:
- *
- * UNCONDITIONAL_JUMP ( (*_glapi_Dispatch) + entry_offset )
- *
- * This code is patching in the ADDRESS of the pointer to the
- * dispatch table. Hence, it must be called exactly once, because
- * that address is not going to change.
- *
- * What it points to can change, but Mesa (and hence, we) assume
- * that there is only one pointer.
- *
- */
- while (insn_ptr < end_ptr) {
-#if ( defined(__sparc_v9__) && ( !defined(__linux__) || defined(__linux_64__) ) )
+ unsigned int *insn_ptr, *end_ptr;
+ unsigned long disp_addr;
+
+ insn_ptr = &_mesa_sparc_glapi_begin;
+ end_ptr = &_mesa_sparc_glapi_end;
+ disp_addr = (unsigned long) &_glapi_Dispatch;
+
+ /*
+ * Verbatim from Mesa sparc.c. It's needed because there doesn't
+ * seem to be a better way to do this:
+ *
+ * UNCONDITIONAL_JUMP ( (*_glapi_Dispatch) + entry_offset )
+ *
+ * This code is patching in the ADDRESS of the pointer to the
+ * dispatch table. Hence, it must be called exactly once, because
+ * that address is not going to change.
+ *
+ * What it points to can change, but Mesa (and hence, we) assume
+ * that there is only one pointer.
+ *
+ */
+ while (insn_ptr < end_ptr) {
+#if ( defined(__sparc_v9__) && ( !defined(__linux__) || defined(__linux_64__) ) )
/*
This code patches for 64-bit addresses. This had better
not happen for Sparc/Linux, no matter what architecture we
The 'defined(__linux_64__)' is used here as a placeholder for
when we do do 64-bit usermode on sparc linux.
*/
- insn_ptr[0] |= (disp_addr >> (32 + 10));
- insn_ptr[1] |= ((disp_addr & 0xffffffff) >> 10);
- __glapi_sparc_icache_flush(&insn_ptr[0]);
- insn_ptr[2] |= ((disp_addr >> 32) & ((1 << 10) - 1));
- insn_ptr[3] |= (disp_addr & ((1 << 10) - 1));
- __glapi_sparc_icache_flush(&insn_ptr[2]);
- insn_ptr += 11;
+ insn_ptr[0] |= (disp_addr >> (32 + 10));
+ insn_ptr[1] |= ((disp_addr & 0xffffffff) >> 10);
+ __glapi_sparc_icache_flush(&insn_ptr[0]);
+ insn_ptr[2] |= ((disp_addr >> 32) & ((1 << 10) - 1));
+ insn_ptr[3] |= (disp_addr & ((1 << 10) - 1));
+ __glapi_sparc_icache_flush(&insn_ptr[2]);
+ insn_ptr += 11;
#else
- insn_ptr[0] |= (disp_addr >> 10);
- insn_ptr[1] |= (disp_addr & ((1 << 10) - 1));
- __glapi_sparc_icache_flush(&insn_ptr[0]);
- insn_ptr += 5;
+ insn_ptr[0] |= (disp_addr >> 10);
+ insn_ptr[1] |= (disp_addr & ((1 << 10) - 1));
+ __glapi_sparc_icache_flush(&insn_ptr[0]);
+ insn_ptr += 5;
#endif
- }
+ }
}
-#endif /* sparc ASM in use */
-
+#endif /* sparc ASM in use */
projects / mesa.git / commitdiff