#include "lp_tile_image.h"
#include "lp_texture.h"
#include "lp_setup.h"
+#include "lp_state.h"
#include "state_tracker/sw_winsys.h"
*/
static boolean
llvmpipe_texture_layout(struct llvmpipe_screen *screen,
- struct llvmpipe_resource *lpr)
+ struct llvmpipe_resource *lpr,
+ boolean allocate)
{
struct pipe_resource *pt = &lpr->base;
unsigned level;
unsigned width = pt->width0;
unsigned height = pt->height0;
unsigned depth = pt->depth0;
+ uint64_t total_size = 0;
assert(LP_MAX_TEXTURE_2D_LEVELS <= LP_MAX_TEXTURE_LEVELS);
assert(LP_MAX_TEXTURE_3D_LEVELS <= LP_MAX_TEXTURE_LEVELS);
lpr->row_stride[level] = align(nblocksx * block_size, 16);
+ /* if row_stride * height > LP_MAX_TEXTURE_SIZE */
+ if (lpr->row_stride[level] > LP_MAX_TEXTURE_SIZE / nblocksy) {
+ /* image too large */
+ goto fail;
+ }
+
lpr->img_stride[level] = lpr->row_stride[level] * nblocksy;
}
lpr->num_slices_faces[level] = num_slices;
- lpr->layout[level] = alloc_layout_array(num_slices, width, height);
+ if (allocate) {
+ lpr->layout[level] = alloc_layout_array(num_slices, width, height);
+ if (!lpr->layout[level]) {
+ goto fail;
+ }
+ }
+ }
+
+ /* if img_stride * num_slices_faces > LP_MAX_TEXTURE_SIZE */
+ if (lpr->img_stride[level] >
+ LP_MAX_TEXTURE_SIZE / lpr->num_slices_faces[level]) {
+ /* volume too large */
+ goto fail;
+ }
+
+ total_size += (uint64_t) lpr->num_slices_faces[level]
+ * (uint64_t) lpr->img_stride[level];
+ if (total_size > LP_MAX_TEXTURE_SIZE) {
+ goto fail;
}
/* Compute size of next mipmap level */
}
return TRUE;
+
+fail:
+ for (level = 0; level <= pt->last_level; level++) {
+ FREE(lpr->layout[level]);
+ }
+
+ return FALSE;
}
+/**
+ * Check the size of the texture specified by 'res'.
+ * \return TRUE if OK, FALSE if too large.
+ */
+static boolean
+llvmpipe_can_create_resource(struct pipe_screen *screen,
+ const struct pipe_resource *res)
+{
+ struct llvmpipe_resource lpr;
+ memset(&lpr, 0, sizeof(lpr));
+ lpr.base = *res;
+ return llvmpipe_texture_layout(llvmpipe_screen(screen), &lpr, FALSE);
+}
+
static boolean
llvmpipe_displaytarget_layout(struct llvmpipe_screen *screen,
lpr->img_stride[0] = 0;
lpr->layout[0] = alloc_layout_array(1, width, height);
- //lpr->layout[0][0] = LP_TEX_LAYOUT_LINEAR;
+ if (!lpr->layout[0]) {
+ return FALSE;
+ }
lpr->dt = winsys->displaytarget_create(winsys,
lpr->base.bind,
16,
&lpr->row_stride[0] );
- return lpr->dt != NULL;
+ if (lpr->dt == NULL)
+ return FALSE;
+
+ {
+ void *map = winsys->displaytarget_map(winsys, lpr->dt,
+ PIPE_TRANSFER_WRITE);
+
+ if (map)
+ memset(map, 0, height * lpr->row_stride[0]);
+
+ winsys->displaytarget_unmap(winsys, lpr->dt);
+ }
+
+ return TRUE;
}
}
else {
/* texture map */
- if (!llvmpipe_texture_layout(screen, lpr))
+ if (!llvmpipe_texture_layout(screen, lpr, TRUE))
goto fail;
assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE);
}
/* other data (vertex buffer, const buffer, etc) */
const enum pipe_format format = templat->format;
const uint w = templat->width0 / util_format_get_blockheight(format);
+ /* XXX buffers should only have one dimension, those values should be 1 */
const uint h = templat->height0 / util_format_get_blockwidth(format);
const uint d = templat->depth0;
const uint bpp = util_format_get_blocksize(format);
lpr->data = align_malloc(bytes, 16);
if (!lpr->data)
goto fail;
+ memset(lpr->data, 0, bytes);
}
lpr->id = id_counter++;
*/
void *
llvmpipe_resource_map(struct pipe_resource *resource,
- unsigned face,
- unsigned level,
- unsigned zslice,
+ unsigned level,
+ unsigned layer,
enum lp_texture_usage tex_usage,
enum lp_texture_layout layout)
{
struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
uint8_t *map;
- assert(face < 6);
assert(level < LP_MAX_TEXTURE_LEVELS);
+ assert(layer < (u_minify(resource->depth0, level) + resource->array_size - 1));
assert(tex_usage == LP_TEX_USAGE_READ ||
tex_usage == LP_TEX_USAGE_READ_WRITE ||
dt_usage = PIPE_TRANSFER_READ_WRITE;
}
- assert(face == 0);
assert(level == 0);
- assert(zslice == 0);
+ assert(layer == 0);
/* FIXME: keep map count? */
map = winsys->displaytarget_map(winsys, lpr->dt, dt_usage);
return map2;
}
else if (resource_is_texture(resource)) {
- /* regular texture */
- if (resource->target != PIPE_TEXTURE_CUBE) {
- assert(face == 0);
- }
- if (resource->target != PIPE_TEXTURE_3D) {
- assert(zslice == 0);
- }
- map = llvmpipe_get_texture_image(lpr, face + zslice, level,
+ map = llvmpipe_get_texture_image(lpr, layer, level,
tex_usage, layout);
return map;
}
*/
void
llvmpipe_resource_unmap(struct pipe_resource *resource,
- unsigned face,
unsigned level,
- unsigned zslice)
+ unsigned layer)
{
struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
struct llvmpipe_screen *lp_screen = llvmpipe_screen(resource->screen);
struct sw_winsys *winsys = lp_screen->winsys;
- assert(face == 0);
assert(level == 0);
- assert(zslice == 0);
+ assert(layer == 0);
/* make sure linear image is up to date */
- (void) llvmpipe_get_texture_image(lpr, face + zslice, level,
+ (void) llvmpipe_get_texture_image(lpr, layer, level,
LP_TEX_USAGE_READ,
LP_TEX_LAYOUT_LINEAR);
struct winsys_handle *whandle)
{
struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys;
- struct llvmpipe_resource *lpr = CALLOC_STRUCT(llvmpipe_resource);
+ struct llvmpipe_resource *lpr;
unsigned width, height, width_t, height_t;
/* XXX Seems like from_handled depth textures doesn't work that well */
- if (!lpr)
- return NULL;
+ lpr = CALLOC_STRUCT(llvmpipe_resource);
+ if (!lpr) {
+ goto no_lpr;
+ }
lpr->base = *template;
pipe_reference_init(&lpr->base.reference, 1);
template,
whandle,
&lpr->row_stride[0]);
- if (!lpr->dt)
- goto fail;
+ if (!lpr->dt) {
+ goto no_dt;
+ }
lpr->layout[0] = alloc_layout_array(1, lpr->base.width0, lpr->base.height0);
+ if (!lpr->layout[0]) {
+ goto no_layout_0;
+ }
- assert(lpr->layout[0]);
assert(lpr->layout[0][0] == LP_TEX_LAYOUT_NONE);
lpr->id = id_counter++;
return &lpr->base;
- fail:
+no_layout_0:
+ winsys->displaytarget_destroy(winsys, lpr->dt);
+no_dt:
FREE(lpr);
+no_lpr:
return NULL;
}
static struct pipe_surface *
-llvmpipe_get_tex_surface(struct pipe_screen *screen,
- struct pipe_resource *pt,
- unsigned face, unsigned level, unsigned zslice,
- unsigned usage)
+llvmpipe_create_surface(struct pipe_context *pipe,
+ struct pipe_resource *pt,
+ const struct pipe_surface *surf_tmpl)
{
struct pipe_surface *ps;
- assert(level <= pt->last_level);
+ assert(surf_tmpl->u.tex.level <= pt->last_level);
ps = CALLOC_STRUCT(pipe_surface);
if (ps) {
pipe_reference_init(&ps->reference, 1);
pipe_resource_reference(&ps->texture, pt);
- ps->format = pt->format;
- ps->width = u_minify(pt->width0, level);
- ps->height = u_minify(pt->height0, level);
- ps->usage = usage;
-
- ps->face = face;
- ps->level = level;
- ps->zslice = zslice;
+ ps->context = pipe;
+ ps->format = surf_tmpl->format;
+ ps->width = u_minify(pt->width0, surf_tmpl->u.tex.level);
+ ps->height = u_minify(pt->height0, surf_tmpl->u.tex.level);
+ ps->usage = surf_tmpl->usage;
+
+ ps->u.tex.level = surf_tmpl->u.tex.level;
+ ps->u.tex.first_layer = surf_tmpl->u.tex.first_layer;
+ ps->u.tex.last_layer = surf_tmpl->u.tex.last_layer;
}
return ps;
}
static void
-llvmpipe_tex_surface_destroy(struct pipe_surface *surf)
+llvmpipe_surface_destroy(struct pipe_context *pipe,
+ struct pipe_surface *surf)
{
/* Effectively do the texture_update work here - if texture images
* needed post-processing to put them into hardware layout, this is
static struct pipe_transfer *
llvmpipe_get_transfer(struct pipe_context *pipe,
- struct pipe_resource *resource,
- struct pipe_subresource sr,
- unsigned usage,
- const struct pipe_box *box)
+ struct pipe_resource *resource,
+ unsigned level,
+ unsigned usage,
+ const struct pipe_box *box)
{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
struct llvmpipe_resource *lprex = llvmpipe_resource(resource);
struct llvmpipe_transfer *lpr;
assert(resource);
- assert(sr.level <= resource->last_level);
+ assert(level <= resource->last_level);
/*
* Transfers, like other pipe operations, must happen in order, so flush the
boolean read_only = !(usage & PIPE_TRANSFER_WRITE);
boolean do_not_block = !!(usage & PIPE_TRANSFER_DONTBLOCK);
if (!llvmpipe_flush_resource(pipe, resource,
- sr.face, sr.level,
- 0, /* flush_flags */
+ level,
+ box->depth > 1 ? -1 : box->z,
read_only,
TRUE, /* cpu_access */
do_not_block,
- "transfer dest")) {
+ __FUNCTION__)) {
/*
* It would have blocked, but state tracker requested no to.
*/
}
}
+ if (resource == llvmpipe->constants[PIPE_SHADER_FRAGMENT][0])
+ llvmpipe->dirty |= LP_NEW_CONSTANTS;
+
lpr = CALLOC_STRUCT(llvmpipe_transfer);
if (lpr) {
struct pipe_transfer *pt = &lpr->base;
pipe_resource_reference(&pt->resource, resource);
pt->box = *box;
- pt->sr = sr;
- pt->stride = lprex->row_stride[sr.level];
- pt->slice_stride = lprex->img_stride[sr.level];
+ pt->level = level;
+ pt->stride = lprex->row_stride[level];
+ pt->layer_stride = lprex->img_stride[level];
pt->usage = usage;
return pt;
enum lp_texture_usage tex_usage;
const char *mode;
- assert(transfer->sr.face < 6);
- assert(transfer->sr.level < LP_MAX_TEXTURE_LEVELS);
+ assert(transfer->level < LP_MAX_TEXTURE_LEVELS);
/*
printf("tex_transfer_map(%d, %d %d x %d of %d x %d, usage %d )\n",
format = lpr->base.format;
map = llvmpipe_resource_map(transfer->resource,
- transfer->sr.face,
- transfer->sr.level,
- transfer->box.z,
+ transfer->level,
+ transfer->box.z,
tex_usage, LP_TEX_LAYOUT_LINEAR);
*/
screen->timestamp++;
}
-
+
map +=
transfer->box.y / util_format_get_blockheight(format) * transfer->stride +
transfer->box.x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
assert(transfer->resource);
llvmpipe_resource_unmap(transfer->resource,
- transfer->sr.face,
- transfer->sr.level,
- transfer->box.z);
+ transfer->level,
+ transfer->box.z);
}
-static unsigned int
+unsigned int
llvmpipe_is_resource_referenced( struct pipe_context *pipe,
- struct pipe_resource *presource,
- unsigned face, unsigned level)
+ struct pipe_resource *presource,
+ unsigned level, int layer)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
if (presource->target == PIPE_BUFFER)
- return PIPE_UNREFERENCED;
-
+ return LP_UNREFERENCED;
+
return lp_setup_is_resource_referenced(llvmpipe->setup, presource);
}
/**
* Create buffer which wraps user-space data.
*/
-static struct pipe_resource *
+struct pipe_resource *
llvmpipe_user_buffer_create(struct pipe_screen *screen,
void *ptr,
unsigned bytes,
buffer->base.width0 = bytes;
buffer->base.height0 = 1;
buffer->base.depth0 = 1;
+ buffer->base.array_size = 1;
buffer->userBuffer = TRUE;
buffer->data = ptr;
/* tiled data is stored in regular memory */
uint buffer_size = tex_image_size(lpr, level, layout);
lpr->tiled[level].data = align_malloc(buffer_size, alignment);
+ if (lpr->tiled[level].data) {
+ memset(lpr->tiled[level].data, 0, buffer_size);
+ }
}
else {
assert(layout == LP_TEX_LAYOUT_LINEAR);
if (lpr->dt) {
- /* we get the linear memory from the winsys */
+ /* we get the linear memory from the winsys, and it has
+ * already been zeroed
+ */
struct llvmpipe_screen *screen = llvmpipe_screen(lpr->base.screen);
struct sw_winsys *winsys = screen->winsys;
/* not a display target - allocate regular memory */
uint buffer_size = tex_image_size(lpr, level, LP_TEX_LAYOUT_LINEAR);
lpr->linear[level].data = align_malloc(buffer_size, alignment);
+ if (lpr->linear[level].data) {
+ memset(lpr->linear[level].data, 0, buffer_size);
+ }
}
}
}
screen->resource_destroy = llvmpipe_resource_destroy;
screen->resource_from_handle = llvmpipe_resource_from_handle;
screen->resource_get_handle = llvmpipe_resource_get_handle;
- screen->user_buffer_create = llvmpipe_user_buffer_create;
-
- screen->get_tex_surface = llvmpipe_get_tex_surface;
- screen->tex_surface_destroy = llvmpipe_tex_surface_destroy;
+ screen->can_create_resource = llvmpipe_can_create_resource;
}
pipe->transfer_destroy = llvmpipe_transfer_destroy;
pipe->transfer_map = llvmpipe_transfer_map;
pipe->transfer_unmap = llvmpipe_transfer_unmap;
- pipe->is_resource_referenced = llvmpipe_is_resource_referenced;
pipe->transfer_flush_region = u_default_transfer_flush_region;
pipe->transfer_inline_write = u_default_transfer_inline_write;
+
+ pipe->create_surface = llvmpipe_create_surface;
+ pipe->surface_destroy = llvmpipe_surface_destroy;
}
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