#include "pipe/p_context.h"
#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
-#include "pipe/internal/p_winsys_screen.h"
+#include "util/u_inlines.h"
#include "util/u_format.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "lp_context.h"
-#include "lp_state.h"
-#include "lp_texture.h"
-#include "lp_tex_cache.h"
#include "lp_screen.h"
-#include "lp_winsys.h"
+#include "lp_flush.h"
+#include "lp_texture.h"
+#include "lp_tile_size.h"
+#include "state_tracker/sw_winsys.h"
-/* Simple, maximally packed layout.
- */
-
-/* Conventional allocation path for non-display textures:
+/**
+ * Conventional allocation path for non-display textures:
+ * Simple, maximally packed layout.
*/
static boolean
llvmpipe_texture_layout(struct llvmpipe_screen *screen,
- struct llvmpipe_texture * lpt)
+ struct llvmpipe_texture *lpt)
{
struct pipe_texture *pt = &lpt->base;
unsigned level;
unsigned width = pt->width0;
unsigned height = pt->height0;
unsigned depth = pt->depth0;
-
unsigned buffer_size = 0;
for (level = 0; level <= pt->last_level; level++) {
unsigned nblocksx, nblocksy;
/* Allocate storage for whole quads. This is particularly important
- * for depth surfaces, which are currently stored in a swizzled format. */
- nblocksx = util_format_get_nblocksx(pt->format, align(width, 2));
- nblocksy = util_format_get_nblocksy(pt->format, align(height, 2));
+ * for depth surfaces, which are currently stored in a swizzled format.
+ */
+ nblocksx = util_format_get_nblocksx(pt->format, align(width, TILE_SIZE));
+ nblocksy = util_format_get_nblocksy(pt->format, align(height, TILE_SIZE));
lpt->stride[level] = align(nblocksx * util_format_get_blocksize(pt->format), 16);
((pt->target == PIPE_TEXTURE_CUBE) ? 6 : depth) *
lpt->stride[level]);
- width = u_minify(width, 1);
+ width = u_minify(width, 1);
height = u_minify(height, 1);
depth = u_minify(depth, 1);
}
return lpt->data != NULL;
}
+
+
static boolean
llvmpipe_displaytarget_layout(struct llvmpipe_screen *screen,
- struct llvmpipe_texture * lpt)
+ struct llvmpipe_texture *lpt)
{
- struct llvmpipe_winsys *winsys = screen->winsys;
+ struct sw_winsys *winsys = screen->winsys;
+
+ /* Round up the surface size to a multiple of the tile size to
+ * avoid tile clipping.
+ */
+ unsigned width = align(lpt->base.width0, TILE_SIZE);
+ unsigned height = align(lpt->base.height0, TILE_SIZE);
lpt->dt = winsys->displaytarget_create(winsys,
+ lpt->base.tex_usage,
lpt->base.format,
- lpt->base.width0,
- lpt->base.height0,
+ width, height,
16,
&lpt->stride[0] );
}
-
-
-
static struct pipe_texture *
llvmpipe_texture_create(struct pipe_screen *_screen,
const struct pipe_texture *templat)
pipe_reference_init(&lpt->base.reference, 1);
lpt->base.screen = &screen->base;
- /* XXX: The xlib state tracker is brain-dead and will request
- * PIPE_FORMAT_Z16_UNORM no matter how much we tell it we don't support it.
- */
- if(lpt->base.format == PIPE_FORMAT_Z16_UNORM)
- lpt->base.format = PIPE_FORMAT_Z32_UNORM;
-
if (lpt->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
- PIPE_TEXTURE_USAGE_PRIMARY)) {
+ PIPE_TEXTURE_USAGE_SCANOUT |
+ PIPE_TEXTURE_USAGE_SHARED)) {
if (!llvmpipe_displaytarget_layout(screen, lpt))
goto fail;
}
}
-static struct pipe_texture *
-llvmpipe_texture_blanket(struct pipe_screen * screen,
- const struct pipe_texture *base,
- const unsigned *stride,
- struct pipe_buffer *buffer)
+static void
+llvmpipe_texture_destroy(struct pipe_texture *pt)
{
- /* FIXME */
-#if 0
- struct llvmpipe_texture *lpt;
- assert(screen);
+ struct llvmpipe_screen *screen = llvmpipe_screen(pt->screen);
+ struct llvmpipe_texture *lpt = llvmpipe_texture(pt);
- /* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
- return NULL;
+ if (lpt->dt) {
+ /* display target */
+ struct sw_winsys *winsys = screen->winsys;
+ winsys->displaytarget_destroy(winsys, lpt->dt);
+ }
+ else {
+ /* regular texture */
+ align_free(lpt->data);
+ }
+
+ FREE(lpt);
+}
+
+
+/**
+ * Map a texture. Without any synchronization.
+ */
+void *
+llvmpipe_texture_map(struct pipe_texture *texture,
+ unsigned face,
+ unsigned level,
+ unsigned zslice)
+{
+ struct llvmpipe_texture *lpt = llvmpipe_texture(texture);
+ uint8_t *map;
+
+ if (lpt->dt) {
+ /* display target */
+ struct llvmpipe_screen *screen = llvmpipe_screen(texture->screen);
+ struct sw_winsys *winsys = screen->winsys;
+ const unsigned usage = PIPE_BUFFER_USAGE_CPU_READ_WRITE;
+
+ assert(face == 0);
+ assert(level == 0);
+ assert(zslice == 0);
+
+ /* FIXME: keep map count? */
+ map = winsys->displaytarget_map(winsys, lpt->dt, usage);
+ }
+ else {
+ /* regular texture */
+ unsigned offset;
+ unsigned stride;
+
+ map = lpt->data;
+
+ assert(level < LP_MAX_TEXTURE_2D_LEVELS);
+
+ offset = lpt->level_offset[level];
+ stride = lpt->stride[level];
+
+ /* XXX shouldn't that rather be
+ tex_height = align(u_minify(texture->height0, level), 2)
+ to account for alignment done in llvmpipe_texture_layout ?
+ */
+ if (texture->target == PIPE_TEXTURE_CUBE) {
+ unsigned tex_height = u_minify(texture->height0, level);
+ offset += face * util_format_get_nblocksy(texture->format, tex_height) * stride;
+ }
+ else if (texture->target == PIPE_TEXTURE_3D) {
+ unsigned tex_height = u_minify(texture->height0, level);
+ offset += zslice * util_format_get_nblocksy(texture->format, tex_height) * stride;
+ }
+ else {
+ assert(face == 0);
+ assert(zslice == 0);
+ }
+
+ map += offset;
+ }
+
+ return map;
+}
+
+
+/**
+ * Unmap a texture. Without any synchronization.
+ */
+void
+llvmpipe_texture_unmap(struct pipe_texture *texture,
+ unsigned face,
+ unsigned level,
+ unsigned zslice)
+{
+ struct llvmpipe_texture *lpt = llvmpipe_texture(texture);
+
+ if (lpt->dt) {
+ /* display target */
+ struct llvmpipe_screen *lp_screen = llvmpipe_screen(texture->screen);
+ struct sw_winsys *winsys = lp_screen->winsys;
+
+ assert(face == 0);
+ assert(level == 0);
+ assert(zslice == 0);
+
+ winsys->displaytarget_unmap(winsys, lpt->dt);
}
+}
+
- lpt = CALLOC_STRUCT(llvmpipe_texture);
+static struct pipe_texture *
+llvmpipe_texture_from_handle(struct pipe_screen *screen,
+ const struct pipe_texture *template,
+ struct winsys_handle *whandle)
+{
+ struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys;
+ struct llvmpipe_texture *lpt = CALLOC_STRUCT(llvmpipe_texture);
if (!lpt)
return NULL;
- lpt->base = *base;
+ lpt->base = *template;
pipe_reference_init(&lpt->base.reference, 1);
lpt->base.screen = screen;
- lpt->stride[0] = stride[0];
- pipe_buffer_reference(&lpt->buffer, buffer);
+ lpt->dt = winsys->displaytarget_from_handle(winsys,
+ template,
+ whandle,
+ &lpt->stride[0]);
+ if (!lpt->dt)
+ goto fail;
return &lpt->base;
-#else
+
+ fail:
+ FREE(lpt);
return NULL;
-#endif
}
-static void
-llvmpipe_texture_destroy(struct pipe_texture *pt)
+static boolean
+llvmpipe_texture_get_handle(struct pipe_screen *screen,
+ struct pipe_texture *pt,
+ struct winsys_handle *whandle)
{
- struct llvmpipe_screen *screen = llvmpipe_screen(pt->screen);
+ struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys;
struct llvmpipe_texture *lpt = llvmpipe_texture(pt);
- if(lpt->dt) {
- struct llvmpipe_winsys *winsys = screen->winsys;
- winsys->displaytarget_destroy(winsys, lpt->dt);
- }
- else
- align_free(lpt->data);
+ assert(lpt->dt);
+ if (!lpt->dt)
+ return FALSE;
- FREE(lpt);
+ return winsys->displaytarget_get_handle(winsys, lpt->dt, whandle);
}
ps->format = pt->format;
ps->width = u_minify(pt->width0, level);
ps->height = u_minify(pt->height0, level);
- ps->offset = lpt->level_offset[level];
ps->usage = usage;
/* Because we are llvmpipe, anything that the state tracker
if (ps->usage & (PIPE_BUFFER_USAGE_CPU_WRITE |
PIPE_BUFFER_USAGE_GPU_WRITE)) {
- /* Mark the surface as dirty. The tile cache will look for this. */
+ /* Mark the surface as dirty. */
lpt->timestamp++;
llvmpipe_screen(screen)->timestamp++;
}
ps->face = face;
ps->level = level;
ps->zslice = zslice;
-
- /* XXX shouldn't that rather be
- tex_height = align(ps->height, 2);
- to account for alignment done in llvmpipe_texture_layout ?
- */
- if (pt->target == PIPE_TEXTURE_CUBE) {
- unsigned tex_height = ps->height;
- ps->offset += face * util_format_get_nblocksy(pt->format, tex_height) * lpt->stride[level];
- }
- else if (pt->target == PIPE_TEXTURE_3D) {
- unsigned tex_height = ps->height;
- ps->offset += zslice * util_format_get_nblocksy(pt->format, tex_height) * lpt->stride[level];
- }
- else {
- assert(face == 0);
- assert(zslice == 0);
- }
}
return ps;
}
static struct pipe_transfer *
-llvmpipe_get_tex_transfer(struct pipe_screen *screen,
+llvmpipe_get_tex_transfer(struct pipe_context *pipe,
struct pipe_texture *texture,
unsigned face, unsigned level, unsigned zslice,
enum pipe_transfer_usage usage,
pipe_texture_reference(&pt->texture, texture);
pt->x = x;
pt->y = y;
- pt->width = w;
- pt->height = h;
+ pt->width = align(w, TILE_SIZE);
+ pt->height = align(h, TILE_SIZE);
pt->stride = lptex->stride[level];
pt->usage = usage;
pt->face = face;
pt->level = level;
pt->zslice = zslice;
- lpt->offset = lptex->level_offset[level];
-
- /* XXX shouldn't that rather be
- tex_height = align(u_minify(texture->height0, level), 2)
- to account for alignment done in llvmpipe_texture_layout ?
- */
- if (texture->target == PIPE_TEXTURE_CUBE) {
- unsigned tex_height = u_minify(texture->height0, level);
- lpt->offset += face * util_format_get_nblocksy(texture->format, tex_height) * pt->stride;
- }
- else if (texture->target == PIPE_TEXTURE_3D) {
- unsigned tex_height = u_minify(texture->height0, level);
- lpt->offset += zslice * util_format_get_nblocksy(texture->format, tex_height) * pt->stride;
- }
- else {
- assert(face == 0);
- assert(zslice == 0);
- }
return pt;
}
return NULL;
static void
-llvmpipe_tex_transfer_destroy(struct pipe_transfer *transfer)
+llvmpipe_tex_transfer_destroy(struct pipe_context *pipe,
+ struct pipe_transfer *transfer)
{
/* Effectively do the texture_update work here - if texture images
* needed post-processing to put them into hardware layout, this is
static void *
-llvmpipe_transfer_map( struct pipe_screen *_screen,
+llvmpipe_transfer_map( struct pipe_context *pipe,
struct pipe_transfer *transfer )
{
- struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
- ubyte *map, *xfer_map;
+ struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
+ ubyte *map;
struct llvmpipe_texture *lpt;
enum pipe_format format;
lpt = llvmpipe_texture(transfer->texture);
format = lpt->base.format;
- if(lpt->dt) {
- struct llvmpipe_winsys *winsys = screen->winsys;
+ /*
+ * Transfers, like other pipe operations, must happen in order, so flush the
+ * context if necessary.
+ */
+ llvmpipe_flush_texture(pipe,
+ transfer->texture, transfer->face, transfer->level,
+ 0, /* flush_flags */
+ !(transfer->usage & PIPE_TRANSFER_WRITE), /* read_only */
+ TRUE, /* cpu_access */
+ FALSE); /* do_not_flush */
- map = winsys->displaytarget_map(winsys, lpt->dt,
- pipe_transfer_buffer_flags(transfer));
- if (map == NULL)
- return NULL;
- }
- else
- map = lpt->data;
+ map = llvmpipe_texture_map(transfer->texture,
+ transfer->face, transfer->level, transfer->zslice);
/* May want to different things here depending on read/write nature
* of the map:
*/
- if (transfer->texture && (transfer->usage & PIPE_TRANSFER_WRITE))
- {
+ if (transfer->usage & PIPE_TRANSFER_WRITE) {
/* Do something to notify sharing contexts of a texture change.
- * In llvmpipe, that would mean flushing the texture cache.
*/
screen->timestamp++;
}
- xfer_map = map + llvmpipe_transfer(transfer)->offset +
+ map +=
transfer->y / util_format_get_blockheight(format) * transfer->stride +
transfer->x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
- /*printf("map = %p xfer map = %p\n", map, xfer_map);*/
- return xfer_map;
+
+ return map;
}
static void
-llvmpipe_transfer_unmap(struct pipe_screen *_screen,
- struct pipe_transfer *transfer)
+llvmpipe_transfer_unmap(struct pipe_context *pipe,
+ struct pipe_transfer *transfer)
{
- struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
- struct llvmpipe_texture *lpt;
-
assert(transfer->texture);
- lpt = llvmpipe_texture(transfer->texture);
-
- if(lpt->dt) {
- struct llvmpipe_winsys *winsys = screen->winsys;
- winsys->displaytarget_unmap(winsys, lpt->dt);
- }
-}
-
-void
-llvmpipe_init_texture_funcs(struct llvmpipe_context *lp)
-{
+ llvmpipe_texture_unmap(transfer->texture,
+ transfer->face, transfer->level, transfer->zslice);
}
llvmpipe_init_screen_texture_funcs(struct pipe_screen *screen)
{
screen->texture_create = llvmpipe_texture_create;
- screen->texture_blanket = llvmpipe_texture_blanket;
screen->texture_destroy = llvmpipe_texture_destroy;
+ screen->texture_get_handle = llvmpipe_texture_get_handle;
screen->get_tex_surface = llvmpipe_get_tex_surface;
screen->tex_surface_destroy = llvmpipe_tex_surface_destroy;
+}
+
- screen->get_tex_transfer = llvmpipe_get_tex_transfer;
- screen->tex_transfer_destroy = llvmpipe_tex_transfer_destroy;
- screen->transfer_map = llvmpipe_transfer_map;
- screen->transfer_unmap = llvmpipe_transfer_unmap;
+void
+llvmpipe_init_context_texture_funcs(struct pipe_context *pipe)
+{
+ pipe->get_tex_transfer = llvmpipe_get_tex_transfer;
+ pipe->tex_transfer_destroy = llvmpipe_tex_transfer_destroy;
+ pipe->transfer_map = llvmpipe_transfer_map;
+ pipe->transfer_unmap = llvmpipe_transfer_unmap;
}