#undef ASSERT
#undef Elements
-#include "pipe/p_winsys.h"
+#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_format.h"
#include "pipe/p_context.h"
#include "pipe/p_inlines.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "softpipe/sp_winsys.h"
+#include "softpipe/sp_texture.h"
-#ifdef GALLIUM_CELL
-#include "cell/ppu/cell_context.h"
-#include "cell/ppu/cell_screen.h"
-#include "cell/ppu/cell_winsys.h"
-#else
-#define TILE_SIZE 32 /* avoid compilation errors */
-#endif
-
-#include "xlib_softpipe.h"
+#include "xlib.h"
/**
* Subclass of pipe_buffer for Xlib winsys.
boolean userBuffer; /** Is this a user-space buffer? */
void *data;
void *mapped;
-
+
XImage *tempImage;
+#ifdef USE_XSHM
int shm;
-#if defined(USE_XSHM)
XShmSegmentInfo shminfo;
#endif
};
{
struct pipe_winsys base;
/* struct xmesa_visual *xm_visual; */
+#ifdef USE_XSHM
int shm;
+#endif
};
/**
* X Shared Memory Image extension code
*/
-#if defined(USE_XSHM)
-
+#ifdef USE_XSHM
#define XSHM_ENABLED(b) ((b)->shm)
+#else
+#define XSHM_ENABLED(b) 0
+#endif
+
+#ifdef USE_XSHM
static volatile int mesaXErrorFlag = 0;
* errors at different points if the extension won't work. Therefore
* we have to be very careful...
*/
-#if 0
- GC gc;
-#endif
int (*old_handler)(Display *, XErrorEvent *);
b->tempImage = XShmCreateImage(xmb->xm_visual->display,
return;
}
-
- /* Finally, try an XShmPutImage to be really sure the extension works */
-#if 0
- gc = XCreateGC(xmb->xm_visual->display, xmb->drawable, 0, NULL);
- XShmPutImage(xmb->xm_visual->display, xmb->drawable, gc,
- b->tempImage, 0, 0, 0, 0, 1, 1 /*one pixel*/, False);
- XSync(xmb->xm_visual->display, False);
- XFreeGC(xmb->xm_visual->display, gc);
- (void) XSetErrorHandler(old_handler);
- if (mesaXErrorFlag) {
- XFlush(xmb->xm_visual->display);
- mesaXErrorFlag = 0;
- XDestroyImage(b->tempImage);
- b->tempImage = NULL;
- b->shm = 0;
- return;
- }
-#endif
+ b->shm = 1;
}
-#else
-
-#define XSHM_ENABLED(b) 0
-
-static void
-alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer *xmb,
- unsigned width, unsigned height)
-{
- b->shm = 0;
-}
#endif /* USE_XSHM */
-
/* Most callbacks map direcly onto dri_bufmgr operations:
*/
static void *
}
static void
-xm_buffer_destroy(struct pipe_winsys *pws,
- struct pipe_buffer *buf)
+xm_buffer_destroy(struct pipe_buffer *buf)
{
struct xm_buffer *oldBuf = xm_buffer(buf);
if (oldBuf->data) {
-#if defined(USE_XSHM)
+#ifdef USE_XSHM
if (oldBuf->shminfo.shmid >= 0) {
shmdt(oldBuf->shminfo.shmaddr);
shmctl(oldBuf->shminfo.shmid, IPC_RMID, 0);
}
-/**
- * For Cell. Basically, rearrange the pixels/quads from this layout:
- * +--+--+--+--+
- * |p0|p1|p2|p3|....
- * +--+--+--+--+
- *
- * to this layout:
- * +--+--+
- * |p0|p1|....
- * +--+--+
- * |p2|p3|
- * +--+--+
- */
-static void
-twiddle_tile(const uint *tileIn, uint *tileOut)
-{
- int y, x;
-
- for (y = 0; y < TILE_SIZE; y+=2) {
- for (x = 0; x < TILE_SIZE; x+=2) {
- int k = 4 * (y/2 * TILE_SIZE/2 + x/2);
- tileOut[y * TILE_SIZE + (x + 0)] = tileIn[k];
- tileOut[y * TILE_SIZE + (x + 1)] = tileIn[k+1];
- tileOut[(y + 1) * TILE_SIZE + (x + 0)] = tileIn[k+2];
- tileOut[(y + 1) * TILE_SIZE + (x + 1)] = tileIn[k+3];
- }
- }
-}
-
-
-
-/**
- * Display a surface that's in a tiled configuration. That is, all the
- * pixels for a TILE_SIZExTILE_SIZE block are contiguous in memory.
- */
-void
-xlib_cell_display_surface(struct xmesa_buffer *b, struct pipe_surface *surf)
-{
- XImage *ximage;
- struct xm_buffer *xm_buf = xm_buffer(surf->buffer);
- const uint tilesPerRow = (surf->width + TILE_SIZE - 1) / TILE_SIZE;
- uint x, y;
-
- if (XSHM_ENABLED(xm_buf) && (xm_buf->tempImage == NULL)) {
- alloc_shm_ximage(xm_buf, b, TILE_SIZE, TILE_SIZE);
- }
-
- ximage = (XSHM_ENABLED(xm_buf)) ? xm_buf->tempImage : b->tempImage;
-
- /* check that the XImage has been previously initialized */
- assert(ximage->format);
- assert(ximage->bitmap_unit);
-
- if (!XSHM_ENABLED(xm_buf)) {
- /* update XImage's fields */
- ximage->width = TILE_SIZE;
- ximage->height = TILE_SIZE;
- ximage->bytes_per_line = TILE_SIZE * 4;
- }
-
- for (y = 0; y < surf->height; y += TILE_SIZE) {
- for (x = 0; x < surf->width; x += TILE_SIZE) {
- uint tmpTile[TILE_SIZE * TILE_SIZE];
- int tx = x / TILE_SIZE;
- int ty = y / TILE_SIZE;
- int offset = ty * tilesPerRow + tx;
- int w = TILE_SIZE;
- int h = TILE_SIZE;
-
- if (y + h > surf->height)
- h = surf->height - y;
- if (x + w > surf->width)
- w = surf->width - x;
-
- /* offset in pixels */
- offset *= TILE_SIZE * TILE_SIZE;
-
- if (0 && XSHM_ENABLED(xm_buf)) {
- ximage->data = (char *) xm_buf->data + 4 * offset;
- /* make copy of tile data */
- memcpy(tmpTile, (uint *) ximage->data, sizeof(tmpTile));
- /* twiddle from temp to ximage in shared memory */
- twiddle_tile(tmpTile, (uint *) ximage->data);
- /* display image in shared memory */
-#if defined(USE_XSHM)
- XShmPutImage(b->xm_visual->display, b->drawable, b->gc,
- ximage, 0, 0, x, y, w, h, False);
-#endif
- }
- else {
- /* twiddle from ximage buffer to temp tile */
- twiddle_tile((uint *) xm_buf->data + offset, tmpTile);
- /* display temp tile data */
- ximage->data = (char *) tmpTile;
- XPutImage(b->xm_visual->display, b->drawable, b->gc,
- ximage, 0, 0, x, y, w, h);
- }
- }
- }
-}
-
-
/**
* Display/copy the image in the surface into the X window specified
* by the XMesaBuffer.
*/
-void
-xlib_softpipe_display_surface(struct xmesa_buffer *b,
+static void
+xlib_softpipe_display_surface(struct xmesa_buffer *b,
struct pipe_surface *surf)
{
XImage *ximage;
- struct xm_buffer *xm_buf = xm_buffer(surf->buffer);
+ struct softpipe_texture *spt = softpipe_texture(surf->texture);
+ struct xm_buffer *xm_buf = xm_buffer(spt->buffer);
static boolean no_swap = 0;
static boolean firsttime = 1;
- static int tileSize = 0;
if (firsttime) {
no_swap = getenv("SP_NO_RAST") != NULL;
-#ifdef GALLIUM_CELL
- if (!getenv("GALLIUM_NOCELL")) {
- tileSize = 32; /** probably temporary */
- }
-#endif
firsttime = 0;
}
if (no_swap)
return;
- if (tileSize) {
- xlib_cell_display_surface(b, surf);
- return;
- }
-
+#ifdef USE_XSHM
if (XSHM_ENABLED(xm_buf) && (xm_buf->tempImage == NULL)) {
- assert(surf->block.width == 1);
- assert(surf->block.height == 1);
- alloc_shm_ximage(xm_buf, b, surf->stride/surf->block.size, surf->height);
+ assert(surf->texture->block.width == 1);
+ assert(surf->texture->block.height == 1);
+ alloc_shm_ximage(xm_buf, b, spt->stride[surf->level] /
+ surf->texture->block.size, surf->height);
}
+#endif
ximage = (XSHM_ENABLED(xm_buf)) ? xm_buf->tempImage : b->tempImage;
ximage->data = xm_buf->data;
/* display image in Window */
+#ifdef USE_XSHM
if (XSHM_ENABLED(xm_buf)) {
-#if defined(USE_XSHM)
XShmPutImage(b->xm_visual->display, b->drawable, b->gc,
ximage, 0, 0, 0, 0, surf->width, surf->height, False);
+ } else
#endif
- } else {
+ {
/* check that the XImage has been previously initialized */
assert(ximage->format);
assert(ximage->bitmap_unit);
/* update XImage's fields */
ximage->width = surf->width;
ximage->height = surf->height;
- ximage->bytes_per_line = surf->stride;
+ ximage->bytes_per_line = spt->stride[surf->level];
XPutImage(b->xm_visual->display, b->drawable, b->gc,
ximage, 0, 0, 0, 0, surf->width, surf->height);
unsigned size)
{
struct xm_buffer *buffer = CALLOC_STRUCT(xm_buffer);
-#if defined(USE_XSHM)
+#ifdef USE_XSHM
struct xmesa_pipe_winsys *xpws = (struct xmesa_pipe_winsys *) pws;
-#endif
-
- buffer->base.refcount = 1;
- buffer->base.alignment = alignment;
- buffer->base.usage = usage;
- buffer->base.size = size;
-
-#if defined(USE_XSHM)
buffer->shminfo.shmid = -1;
buffer->shminfo.shmaddr = (char *) -1;
if (alloc_shm(buffer, size)) {
buffer->data = buffer->shminfo.shmaddr;
+ buffer->shm = 1;
}
}
#endif
- if (buffer->data == NULL) {
- buffer->shm = 0;
+ pipe_reference_init(&buffer->base.reference, 1);
+ buffer->base.alignment = alignment;
+ buffer->base.usage = usage;
+ buffer->base.size = size;
+ if (buffer->data == NULL) {
/* align to 16-byte multiple for Cell */
buffer->data = align_malloc(size, max(alignment, 16));
}
xm_user_buffer_create(struct pipe_winsys *pws, void *ptr, unsigned bytes)
{
struct xm_buffer *buffer = CALLOC_STRUCT(xm_buffer);
- buffer->base.refcount = 1;
+ pipe_reference_init(&buffer->base.reference, 1);
buffer->base.size = bytes;
buffer->userBuffer = TRUE;
buffer->data = ptr;
+#ifdef USE_XSHM
buffer->shm = 0;
+#endif
return &buffer->base;
}
-
-/**
- * Round n up to next multiple.
- */
-static INLINE unsigned
-round_up(unsigned n, unsigned multiple)
-{
- return (n + multiple - 1) & ~(multiple - 1);
-}
-
-static int
-xm_surface_alloc_storage(struct pipe_winsys *winsys,
- struct pipe_surface *surf,
+static struct pipe_buffer *
+xm_surface_buffer_create(struct pipe_winsys *winsys,
unsigned width, unsigned height,
- enum pipe_format format,
- unsigned flags,
- unsigned tex_usage)
+ enum pipe_format format,
+ unsigned usage,
+ unsigned *stride)
{
const unsigned alignment = 64;
+ struct pipe_format_block block;
+ unsigned nblocksx, nblocksy;
- surf->width = width;
- surf->height = height;
- surf->format = format;
- pf_get_block(format, &surf->block);
- surf->nblocksx = pf_get_nblocksx(&surf->block, width);
- surf->nblocksy = pf_get_nblocksy(&surf->block, height);
- surf->stride = round_up(surf->nblocksx * surf->block.size, alignment);
- surf->usage = flags;
-
- assert(!surf->buffer);
- surf->buffer = winsys->buffer_create(winsys, alignment,
- PIPE_BUFFER_USAGE_PIXEL,
-#ifdef GALLIUM_CELL /* XXX a bit of a hack */
- surf->stride * round_up(surf->nblocksy, TILE_SIZE));
-#else
- surf->stride * surf->nblocksy);
-#endif
+ pf_get_block(format, &block);
+ nblocksx = pf_get_nblocksx(&block, width);
+ nblocksy = pf_get_nblocksy(&block, height);
+ *stride = align(nblocksx * block.size, alignment);
- if(!surf->buffer)
- return -1;
-
- return 0;
-}
-
-
-/**
- * Called via winsys->surface_alloc() to create new surfaces.
- */
-static struct pipe_surface *
-xm_surface_alloc(struct pipe_winsys *ws)
-{
- struct pipe_surface *surface = CALLOC_STRUCT(pipe_surface);
-
- assert(ws);
-
- surface->refcount = 1;
- surface->winsys = ws;
-
- return surface;
-}
-
-
-
-static void
-xm_surface_release(struct pipe_winsys *winsys, struct pipe_surface **s)
-{
- struct pipe_surface *surf = *s;
- assert(!surf->texture);
- surf->refcount--;
- if (surf->refcount == 0) {
- if (surf->buffer)
- winsys_buffer_reference(winsys, &surf->buffer, NULL);
- free(surf);
- }
- *s = NULL;
+ return winsys->buffer_create(winsys, alignment,
+ usage,
+ *stride * nblocksy);
}
-struct pipe_winsys *
+static struct pipe_winsys *
xlib_create_softpipe_winsys( void )
{
static struct xmesa_pipe_winsys *ws = NULL;
if (!ws) {
ws = CALLOC_STRUCT(xmesa_pipe_winsys);
- //ws->shm = xmesa_check_for_xshm( display );
-
/* Fill in this struct with callbacks that pipe will need to
* communicate with the window system, buffer manager, etc.
*/
ws->base.buffer_unmap = xm_buffer_unmap;
ws->base.buffer_destroy = xm_buffer_destroy;
- ws->base.surface_alloc = xm_surface_alloc;
- ws->base.surface_alloc_storage = xm_surface_alloc_storage;
- ws->base.surface_release = xm_surface_release;
+ ws->base.surface_buffer_create = xm_surface_buffer_create;
ws->base.fence_reference = xm_fence_reference;
ws->base.fence_signalled = xm_fence_signalled;
}
-struct pipe_screen *
-xlib_create_softpipe_screen( struct pipe_winsys *pws )
+static struct pipe_screen *
+xlib_create_softpipe_screen( void )
{
+ struct pipe_winsys *winsys;
struct pipe_screen *screen;
- screen = softpipe_create_screen(pws);
+ winsys = xlib_create_softpipe_winsys();
+ if (winsys == NULL)
+ return NULL;
+
+ screen = softpipe_create_screen(winsys);
if (screen == NULL)
goto fail;
return screen;
fail:
+ if (winsys)
+ winsys->destroy( winsys );
+
return NULL;
}
-struct pipe_context *
+static struct pipe_context *
xlib_create_softpipe_context( struct pipe_screen *screen,
void *context_private )
{
struct pipe_context *pipe;
- pipe = softpipe_create(screen, screen->winsys, NULL);
+ pipe = softpipe_create(screen);
if (pipe == NULL)
goto fail;
return NULL;
}
-
-/***********************************************************************
- * Cell piggybacks on softpipe code still.
- *
- * Should be untangled sufficiently to live in a separate file, at
- * least. That would mean removing #ifdef GALLIUM_CELL's from above
- * and creating cell-specific versions of either those functions or
- * the entire file.
- */
-struct pipe_winsys *
-xlib_create_cell_winsys( void )
-{
- return xlib_create_softpipe_winsys();
-}
-
-struct pipe_screen *
-xlib_create_cell_screen( struct pipe_winsys *pws )
+struct xm_driver xlib_softpipe_driver =
{
- return cell_create_screen( pws );
-}
-
-
-struct pipe_context *
-xlib_create_cell_context( struct pipe_screen *screen,
- void *priv )
-{
-#ifdef GALLIUM_CELL
- struct cell_winsys *cws;
- struct pipe_context *pipe;
-
- if (getenv("GALLIUM_NOCELL"))
- return xlib_create_softpipe_context( screen, priv );
-
-
- /* This takes a cell_winsys pointer, but probably that should be
- * created and stored at screen creation, not context creation.
- *
- * The actual cell_winsys value isn't used for anything, so just
- * passing NULL for now.
- */
- pipe = cell_create_context( screen, NULL);
- if (pipe == NULL)
- goto fail;
+ .create_pipe_screen = xlib_create_softpipe_screen,
+ .create_pipe_context = xlib_create_softpipe_context,
+ .display_surface = xlib_softpipe_display_surface
+};
- pipe->priv = priv;
- return pipe;
-fail:
-#endif
- return NULL;
-}