* SOFTWARE.
*/
-#ifdef GLX_DIRECT_RENDERING
+#if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
#include <X11/Xlib.h>
#include "glxclient.h"
#include <dlfcn.h>
#include "dri_common.h"
-typedef struct __GLXDRIdisplayPrivateRec __GLXDRIdisplayPrivate;
-typedef struct __GLXDRIcontextPrivateRec __GLXDRIcontextPrivate;
-typedef struct __GLXDRIdrawablePrivateRec __GLXDRIdrawablePrivate;
-
-struct __GLXDRIdisplayPrivateRec
+struct drisw_display
{
__GLXDRIdisplay base;
};
-struct __GLXDRIcontextPrivateRec
+struct drisw_context
{
- __GLXDRIcontext base;
+ struct glx_context base;
__DRIcontext *driContext;
- __GLXscreenConfigs *psc;
+
+};
+
+struct drisw_screen
+{
+ struct glx_screen base;
+
+ __DRIscreen *driScreen;
+ __GLXDRIscreen vtable;
+ const __DRIcoreExtension *core;
+ const __DRIswrastExtension *swrast;
+ const __DRIconfig **driver_configs;
+
+ void *driver;
};
-struct __GLXDRIdrawablePrivateRec
+struct drisw_drawable
{
__GLXDRIdrawable base;
GC gc;
GC swapgc;
+ __DRIdrawable *driDrawable;
XVisualInfo *visinfo;
XImage *ximage;
- int bpp;
};
-/**
- * swrast loader functions
- */
-
static Bool
-XCreateDrawable(__GLXDRIdrawablePrivate * pdp,
+XCreateDrawable(struct drisw_drawable * pdp,
Display * dpy, XID drawable, int visualid)
{
XGCValues gcvalues;
XChangeGC(dpy, pdp->swapgc, GCFunction, &gcvalues);
XChangeGC(dpy, pdp->swapgc, GCGraphicsExposures, &gcvalues);
- /* create XImage */
+ /* visual */
visTemp.screen = DefaultScreen(dpy);
visTemp.visualid = visualid;
visMask = (VisualScreenMask | VisualIDMask);
pdp->visinfo = XGetVisualInfo(dpy, visMask, &visTemp, &num_visuals);
- pdp->ximage = XCreateImage(dpy, pdp->visinfo->visual, pdp->visinfo->depth, ZPixmap, 0, /* format, offset */
- NULL, /* data */
- 0, 0, /* size */
- 32, /* bitmap_pad */
- 0); /* bytes_per_line */
-
- /* get the true number of bits per pixel */
- pdp->bpp = pdp->ximage->bits_per_pixel;
+ /* create XImage */
+ pdp->ximage = XCreateImage(dpy,
+ pdp->visinfo->visual,
+ pdp->visinfo->depth,
+ ZPixmap, 0, /* format, offset */
+ NULL, /* data */
+ 0, 0, /* width, height */
+ 32, /* bitmap_pad */
+ 0); /* bytes_per_line */
+
+ /**
+ * swrast does not handle 24-bit depth with 24 bpp, so let X do the
+ * the conversion for us.
+ */
+ if (pdp->ximage->bits_per_pixel == 24)
+ pdp->ximage->bits_per_pixel = 32;
return True;
}
static void
-XDestroyDrawable(__GLXDRIdrawablePrivate * pdp, Display * dpy, XID drawable)
+XDestroyDrawable(struct drisw_drawable * pdp, Display * dpy, XID drawable)
{
XDestroyImage(pdp->ximage);
XFree(pdp->visinfo);
XFreeGC(dpy, pdp->swapgc);
}
+/**
+ * swrast loader functions
+ */
+
static void
swrastGetDrawableInfo(__DRIdrawable * draw,
- int *x, int *y, int *w, int *h, void *loaderPrivate)
+ int *x, int *y, int *w, int *h,
+ void *loaderPrivate)
{
- __GLXDRIdrawablePrivate *pdp = loaderPrivate;
+ struct drisw_drawable *pdp = loaderPrivate;
__GLXDRIdrawable *pdraw = &(pdp->base);
Display *dpy = pdraw->psc->dpy;
Drawable drawable;
Window root;
- Status stat;
- unsigned int bw, depth;
+ unsigned uw, uh, bw, depth;
drawable = pdraw->xDrawable;
- stat = XGetGeometry(dpy, drawable, &root,
- x, y, (unsigned int *) w, (unsigned int *) h,
- &bw, &depth);
+ XGetGeometry(dpy, drawable, &root, x, y, &uw, &uh, &bw, &depth);
+ *w = uw;
+ *h = uh;
}
+/**
+ * Align renderbuffer pitch.
+ *
+ * This should be chosen by the driver and the loader (libGL, xserver/glx)
+ * should use the driver provided pitch.
+ *
+ * It seems that the xorg loader (that is the xserver loading swrast_dri for
+ * indirect rendering, not client-side libGL) requires that the pitch is
+ * exactly the image width padded to 32 bits. XXX
+ *
+ * The above restriction can probably be overcome by using ScratchPixmap and
+ * CopyArea in the xserver, similar to ShmPutImage, and setting the width of
+ * the scratch pixmap to 'pitch / cpp'.
+ */
static inline int
-bytes_per_line(int w, int bpp, unsigned mul)
+bytes_per_line(unsigned pitch_bits, unsigned mul)
{
unsigned mask = mul - 1;
- return ((w * bpp + mask) & ~mask) / 8;
+ return ((pitch_bits + mask) & ~mask) / 8;
}
static void
swrastPutImage(__DRIdrawable * draw, int op,
- int x, int y, int w, int h, char *data, void *loaderPrivate)
+ int x, int y, int w, int h,
+ char *data, void *loaderPrivate)
{
- __GLXDRIdrawablePrivate *pdp = loaderPrivate;
+ struct drisw_drawable *pdp = loaderPrivate;
__GLXDRIdrawable *pdraw = &(pdp->base);
Display *dpy = pdraw->psc->dpy;
Drawable drawable;
ximage->data = data;
ximage->width = w;
ximage->height = h;
- ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32);
+ ximage->bytes_per_line = bytes_per_line(w * ximage->bits_per_pixel, 32);
XPutImage(dpy, drawable, gc, ximage, 0, 0, x, y, w, h);
}
static void
-swrastGetImage(__DRIdrawable * draw,
- int x, int y, int w, int h, char *data, void *loaderPrivate)
+swrastGetImage(__DRIdrawable * read,
+ int x, int y, int w, int h,
+ char *data, void *loaderPrivate)
{
- __GLXDRIdrawablePrivate *pdp = loaderPrivate;
- __GLXDRIdrawable *pdraw = &(pdp->base);
- Display *dpy = pdraw->psc->dpy;
- Drawable drawable;
+ struct drisw_drawable *prp = loaderPrivate;
+ __GLXDRIdrawable *pread = &(prp->base);
+ Display *dpy = pread->psc->dpy;
+ Drawable readable;
XImage *ximage;
- drawable = pdraw->xDrawable;
+ readable = pread->xDrawable;
- ximage = pdp->ximage;
+ ximage = prp->ximage;
ximage->data = data;
ximage->width = w;
ximage->height = h;
- ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32);
+ ximage->bytes_per_line = bytes_per_line(w * ximage->bits_per_pixel, 32);
- XGetSubImage(dpy, drawable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0);
+ XGetSubImage(dpy, readable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0);
ximage->data = NULL;
}
*/
static void
-driDestroyContext(__GLXDRIcontext * context,
- __GLXscreenConfigs * psc, Display * dpy)
+drisw_destroy_context(struct glx_context *context)
{
- __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context;
- const __DRIcoreExtension *core = pcp->psc->core;
+ struct drisw_context *pcp = (struct drisw_context *) context;
+ struct drisw_screen *psc = (struct drisw_screen *) context->psc;
- (*core->destroyContext) (pcp->driContext);
+ driReleaseDrawables(&pcp->base);
+
+ if (context->xid)
+ glx_send_destroy_context(psc->base.dpy, context->xid);
+
+ if (context->extensions)
+ XFree((char *) context->extensions);
+
+ (*psc->core->destroyContext) (pcp->driContext);
Xfree(pcp);
}
-static Bool
-driBindContext(__GLXDRIcontext * context,
- __GLXDRIdrawable * draw, __GLXDRIdrawable * read)
+static int
+drisw_bind_context(struct glx_context *context, struct glx_context *old,
+ GLXDrawable draw, GLXDrawable read)
{
- __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context;
- const __DRIcoreExtension *core = pcp->psc->core;
+ struct drisw_context *pcp = (struct drisw_context *) context;
+ struct drisw_screen *psc = (struct drisw_screen *) pcp->base.psc;
+ struct drisw_drawable *pdraw, *pread;
- return (*core->bindContext) (pcp->driContext,
- draw->driDrawable, read->driDrawable);
+ pdraw = (struct drisw_drawable *) driFetchDrawable(context, draw);
+ pread = (struct drisw_drawable *) driFetchDrawable(context, read);
+
+ driReleaseDrawables(&pcp->base);
+
+ if (pdraw == NULL || pread == NULL)
+ return GLXBadDrawable;
+
+ if ((*psc->core->bindContext) (pcp->driContext,
+ pdraw->driDrawable, pread->driDrawable))
+ return Success;
+
+ return GLXBadContext;
}
static void
-driUnbindContext(__GLXDRIcontext * context)
+drisw_unbind_context(struct glx_context *context, struct glx_context *new)
{
- __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context;
- const __DRIcoreExtension *core = pcp->psc->core;
+ struct drisw_context *pcp = (struct drisw_context *) context;
+ struct drisw_screen *psc = (struct drisw_screen *) pcp->base.psc;
- (*core->unbindContext) (pcp->driContext);
+ (*psc->core->unbindContext) (pcp->driContext);
}
-static __GLXDRIcontext *
-driCreateContext(__GLXscreenConfigs * psc,
- const __GLcontextModes * mode,
- GLXContext gc, GLXContext shareList, int renderType)
+static const struct glx_context_vtable drisw_context_vtable = {
+ drisw_destroy_context,
+ drisw_bind_context,
+ drisw_unbind_context,
+ NULL,
+ NULL,
+ DRI_glXUseXFont,
+ NULL,
+ NULL,
+ NULL, /* get_proc_address */
+};
+
+static struct glx_context *
+drisw_create_context(struct glx_screen *base,
+ struct glx_config *config_base,
+ struct glx_context *shareList, int renderType)
{
- __GLXDRIcontextPrivate *pcp, *pcp_shared;
- __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode;
- const __DRIcoreExtension *core;
+ struct drisw_context *pcp, *pcp_shared;
+ __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) config_base;
+ struct drisw_screen *psc = (struct drisw_screen *) base;
__DRIcontext *shared = NULL;
- if (!psc || !psc->driScreen)
+ if (!psc->base.driScreen)
return NULL;
- core = psc->core;
-
if (shareList) {
- pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext;
+ pcp_shared = (struct drisw_context *) shareList;
shared = pcp_shared->driContext;
}
if (pcp == NULL)
return NULL;
- pcp->psc = psc;
+ memset(pcp, 0, sizeof *pcp);
+ if (!glx_context_init(&pcp->base, &psc->base, &config->base)) {
+ Xfree(pcp);
+ return NULL;
+ }
+
pcp->driContext =
- (*core->createNewContext) (psc->__driScreen,
- config->driConfig, shared, pcp);
+ (*psc->core->createNewContext) (psc->driScreen,
+ config->driConfig, shared, pcp);
if (pcp->driContext == NULL) {
Xfree(pcp);
return NULL;
}
- pcp->base.destroyContext = driDestroyContext;
- pcp->base.bindContext = driBindContext;
- pcp->base.unbindContext = driUnbindContext;
+ pcp->base.vtable = &drisw_context_vtable;
return &pcp->base;
}
static void
-driDestroyDrawable(__GLXDRIdrawable * pdraw)
+driswDestroyDrawable(__GLXDRIdrawable * pdraw)
{
- __GLXDRIdrawablePrivate *pdp = (__GLXDRIdrawablePrivate *) pdraw;
- const __DRIcoreExtension *core = pdraw->psc->core;
+ struct drisw_drawable *pdp = (struct drisw_drawable *) pdraw;
+ struct drisw_screen *psc = (struct drisw_screen *) pdp->base.psc;
- (*core->destroyDrawable) (pdraw->driDrawable);
+ (*psc->core->destroyDrawable) (pdp->driDrawable);
XDestroyDrawable(pdp, pdraw->psc->dpy, pdraw->drawable);
Xfree(pdp);
}
static __GLXDRIdrawable *
-driCreateDrawable(__GLXscreenConfigs * psc,
- XID xDrawable,
- GLXDrawable drawable, const __GLcontextModes * modes)
+driswCreateDrawable(struct glx_screen *base, XID xDrawable,
+ GLXDrawable drawable, struct glx_config *modes)
{
- __GLXDRIdrawable *pdraw;
- __GLXDRIdrawablePrivate *pdp;
+ struct drisw_drawable *pdp;
__GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes;
- const __DRIswrastExtension *swrast = psc->swrast;
+ struct drisw_screen *psc = (struct drisw_screen *) base;
- /* Old dri can't handle GLX 1.3+ drawable constructors. */
- if (xDrawable != drawable)
- return NULL;
+ const __DRIswrastExtension *swrast = psc->swrast;
pdp = Xmalloc(sizeof(*pdp));
if (!pdp)
return NULL;
- pdraw = &(pdp->base);
- pdraw->xDrawable = xDrawable;
- pdraw->drawable = drawable;
- pdraw->psc = psc;
+ memset(pdp, 0, sizeof *pdp);
+ pdp->base.xDrawable = xDrawable;
+ pdp->base.drawable = drawable;
+ pdp->base.psc = &psc->base;
- XCreateDrawable(pdp, psc->dpy, xDrawable, modes->visualID);
+ XCreateDrawable(pdp, psc->base.dpy, xDrawable, modes->visualID);
/* Create a new drawable */
- pdraw->driDrawable =
- (*swrast->createNewDrawable) (psc->__driScreen, config->driConfig, pdp);
+ pdp->driDrawable =
+ (*swrast->createNewDrawable) (psc->driScreen, config->driConfig, pdp);
- if (!pdraw->driDrawable) {
- XDestroyDrawable(pdp, psc->dpy, xDrawable);
+ if (!pdp->driDrawable) {
+ XDestroyDrawable(pdp, psc->base.dpy, xDrawable);
Xfree(pdp);
return NULL;
}
- pdraw->destroyDrawable = driDestroyDrawable;
+ pdp->base.destroyDrawable = driswDestroyDrawable;
- return pdraw;
+ return &pdp->base;
}
-static void
-driSwapBuffers(__GLXDRIdrawable * pdraw)
+static int64_t
+driswSwapBuffers(__GLXDRIdrawable * pdraw,
+ int64_t target_msc, int64_t divisor, int64_t remainder)
{
- (*pdraw->psc->core->swapBuffers) (pdraw->driDrawable);
+ struct drisw_drawable *pdp = (struct drisw_drawable *) pdraw;
+ struct drisw_screen *psc = (struct drisw_screen *) pdp->base.psc;
+
+ (void) target_msc;
+ (void) divisor;
+ (void) remainder;
+
+ (*psc->core->swapBuffers) (pdp->driDrawable);
+
+ return 0;
}
static void
-driDestroyScreen(__GLXscreenConfigs * psc)
+driswDestroyScreen(struct glx_screen *base)
{
+ struct drisw_screen *psc = (struct drisw_screen *) base;
+
/* Free the direct rendering per screen data */
- (*psc->core->destroyScreen) (psc->__driScreen);
- psc->__driScreen = NULL;
+ (*psc->core->destroyScreen) (psc->driScreen);
+ driDestroyConfigs(psc->driver_configs);
+ psc->driScreen = NULL;
if (psc->driver)
dlclose(psc->driver);
}
-static __GLXDRIscreen *
-driCreateScreen(__GLXscreenConfigs * psc, int screen,
- __GLXdisplayPrivate * priv)
+static void *
+driOpenSwrast(void)
+{
+ void *driver = NULL;
+
+ if (driver == NULL)
+ driver = driOpenDriver("swrast");
+
+ return driver;
+}
+
+static const struct glx_screen_vtable drisw_screen_vtable = {
+ drisw_create_context
+};
+
+static struct glx_screen *
+driswCreateScreen(int screen, struct glx_display *priv)
{
__GLXDRIscreen *psp;
const __DRIconfig **driver_configs;
const __DRIextension **extensions;
- const char *driverName = "swrast";
+ struct drisw_screen *psc;
int i;
- psp = Xcalloc(1, sizeof *psp);
- if (psp == NULL)
+ psc = Xcalloc(1, sizeof *psc);
+ if (psc == NULL)
return NULL;
- /* Initialize per screen dynamic client GLX extensions */
- psc->ext_list_first_time = GL_TRUE;
+ memset(psc, 0, sizeof *psc);
+ if (!glx_screen_init(&psc->base, screen, priv)) {
+ Xfree(psc);
+ return NULL;
+ }
- psc->driver = driOpenDriver(driverName);
+ psc->driver = driOpenSwrast();
if (psc->driver == NULL)
goto handle_error;
for (i = 0; extensions[i]; i++) {
if (strcmp(extensions[i]->name, __DRI_CORE) == 0)
- psc->core = (__DRIcoreExtension *) extensions[i];
+ psc->core = (__DRIcoreExtension *) extensions[i];
if (strcmp(extensions[i]->name, __DRI_SWRAST) == 0)
- psc->swrast = (__DRIswrastExtension *) extensions[i];
+ psc->swrast = (__DRIswrastExtension *) extensions[i];
}
if (psc->core == NULL || psc->swrast == NULL) {
goto handle_error;
}
- psc->__driScreen =
- psc->swrast->createNewScreen(screen,
- loader_extensions, &driver_configs, psc);
- if (psc->__driScreen == NULL) {
+ psc->driScreen =
+ psc->swrast->createNewScreen(screen, loader_extensions,
+ &driver_configs, psc);
+ if (psc->driScreen == NULL) {
ErrorMessageF("failed to create dri screen\n");
goto handle_error;
}
- driBindExtensions(psc);
- driBindCommonExtensions(psc);
-
- psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs);
- psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs);
+ psc->base.configs =
+ driConvertConfigs(psc->core, psc->base.configs, driver_configs);
+ psc->base.visuals =
+ driConvertConfigs(psc->core, psc->base.visuals, driver_configs);
psc->driver_configs = driver_configs;
- psp->destroyScreen = driDestroyScreen;
- psp->createContext = driCreateContext;
- psp->createDrawable = driCreateDrawable;
- psp->swapBuffers = driSwapBuffers;
- psp->waitX = NULL;
- psp->waitGL = NULL;
+ psc->base.vtable = &drisw_screen_vtable;
+ psp = &psc->vtable;
+ psc->base.driScreen = psp;
+ psp->destroyScreen = driswDestroyScreen;
+ psp->createDrawable = driswCreateDrawable;
+ psp->swapBuffers = driswSwapBuffers;
- return psp;
+ return &psc->base;
handle_error:
- Xfree(psp);
-
if (psc->driver)
dlclose(psc->driver);
+ glx_screen_cleanup(&psc->base);
+ Xfree(psc);
ErrorMessageF("reverting to indirect rendering\n");
/* Called from __glXFreeDisplayPrivate.
*/
static void
-driDestroyDisplay(__GLXDRIdisplay * dpy)
+driswDestroyDisplay(__GLXDRIdisplay * dpy)
{
Xfree(dpy);
}
_X_HIDDEN __GLXDRIdisplay *
driswCreateDisplay(Display * dpy)
{
- __GLXDRIdisplayPrivate *pdpyp;
+ struct drisw_display *pdpyp;
pdpyp = Xmalloc(sizeof *pdpyp);
if (pdpyp == NULL)
return NULL;
- pdpyp->base.destroyDisplay = driDestroyDisplay;
- pdpyp->base.createScreen = driCreateScreen;
+ pdpyp->base.destroyDisplay = driswDestroyDisplay;
+ pdpyp->base.createScreen = driswCreateScreen;
return &pdpyp->base;
}