#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_texture.h"
+#include "lp_tile_size.h"
#include "lp_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;
- pf_get_block(lpt->base.format, &lpt->base.block);
-
for (level = 0; level <= pt->last_level; level++) {
unsigned nblocksx, nblocksy;
- pt->nblocksx[level] = pf_get_nblocksx(&pt->block, width);
- pt->nblocksy[level] = pf_get_nblocksy(&pt->block, height);
-
/* Allocate storage for whole quads. This is particularly important
- * for depth surfaces, which are currently stored in a swizzled format. */
- nblocksx = pf_get_nblocksx(&pt->block, align(width, 2));
- nblocksy = pf_get_nblocksy(&pt->block, 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*pt->block.size, 16);
+ lpt->stride[level] = align(nblocksx * util_format_get_blocksize(pt->format), 16);
lpt->level_offset[level] = buffer_size;
((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;
- pf_get_block(lpt->base.format, &lpt->base.block);
- lpt->base.nblocksx[0] = pf_get_nblocksx(&lpt->base.block, lpt->base.width0);
- lpt->base.nblocksy[0] = pf_get_nblocksy(&lpt->base.block, lpt->base.height0);
+ /* 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.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)
-{
- /* FIXME */
-#if 0
- struct llvmpipe_texture *lpt;
- assert(screen);
-
- /* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
- return NULL;
- }
-
- lpt = CALLOC_STRUCT(llvmpipe_texture);
- if (!lpt)
- return NULL;
-
- lpt->base = *base;
- pipe_reference_init(&lpt->base.reference, 1);
- lpt->base.screen = screen;
- lpt->base.nblocksx[0] = pf_get_nblocksx(&lpt->base.block, lpt->base.width0);
- lpt->base.nblocksy[0] = pf_get_nblocksy(&lpt->base.block, lpt->base.height0);
- lpt->stride[0] = stride[0];
-
- pipe_buffer_reference(&lpt->buffer, buffer);
-
- return &lpt->base;
-#else
- return NULL;
-#endif
-}
-
-
static void
llvmpipe_texture_destroy(struct pipe_texture *pt)
{
struct llvmpipe_screen *screen = llvmpipe_screen(pt->screen);
struct llvmpipe_texture *lpt = llvmpipe_texture(pt);
- if(lpt->dt) {
+ if (lpt->dt) {
+ /* display target */
struct llvmpipe_winsys *winsys = screen->winsys;
winsys->displaytarget_destroy(winsys, lpt->dt);
}
- else
+ else {
+ /* regular texture */
align_free(lpt->data);
+ }
FREE(lpt);
}
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->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) {
- ps->offset += face * pt->nblocksy[level] * lpt->stride[level];
+ 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) {
- ps->offset += zslice * pt->nblocksy[level] * lpt->stride[level];
+ unsigned tex_height = ps->height;
+ ps->offset += zslice * util_format_get_nblocksy(pt->format, tex_height) * lpt->stride[level];
}
else {
assert(face == 0);
if (lpt) {
struct pipe_transfer *pt = &lpt->base;
pipe_texture_reference(&pt->texture, texture);
- pt->format = texture->format;
- pt->block = texture->block;
pt->x = x;
pt->y = y;
- pt->width = w;
- pt->height = h;
- pt->nblocksx = texture->nblocksx[level];
- pt->nblocksy = texture->nblocksy[level];
+ pt->width = align(w, TILE_SIZE);
+ pt->height = align(h, TILE_SIZE);
pt->stride = lptex->stride[level];
pt->usage = usage;
pt->face = face;
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) {
- lpt->offset += face * pt->nblocksy * pt->stride;
+ 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) {
- lpt->offset += zslice * pt->nblocksy * pt->stride;
+ 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);
struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
ubyte *map, *xfer_map;
struct llvmpipe_texture *lpt;
+ enum pipe_format format;
assert(transfer->texture);
lpt = llvmpipe_texture(transfer->texture);
+ format = lpt->base.format;
- if(lpt->dt) {
+ if (lpt->dt) {
+ /* display target */
struct llvmpipe_winsys *winsys = screen->winsys;
map = winsys->displaytarget_map(winsys, lpt->dt,
if (map == NULL)
return NULL;
}
- else
+ else {
+ /* regular texture */
map = lpt->data;
+ }
/* May want to different things here depending on read/write nature
* of the map:
*/
- if (transfer->texture && (transfer->usage & PIPE_TRANSFER_WRITE))
- {
+ if (transfer->texture && (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 +
- transfer->y / transfer->block.height * transfer->stride +
- transfer->x / transfer->block.width * transfer->block.size;
+ 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;
}
static void
-llvmpipe_transfer_unmap(struct pipe_screen *_screen,
+llvmpipe_transfer_unmap(struct pipe_screen *screen,
struct pipe_transfer *transfer)
{
- struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
+ struct llvmpipe_screen *lp_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;
+ if (lpt->dt) {
+ /* display target */
+ struct llvmpipe_winsys *winsys = lp_screen->winsys;
winsys->displaytarget_unmap(winsys, lpt->dt);
}
}
-void
-llvmpipe_init_texture_funcs(struct llvmpipe_context *lp)
-{
-}
-
-
void
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->get_tex_surface = llvmpipe_get_tex_surface;