*/
#include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
+#include "util/u_inlines.h"
+
+#include "util/u_format.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "sp_context.h"
-#include "sp_state.h"
#include "sp_texture.h"
#include "sp_screen.h"
-#include "sp_winsys.h"
+
+#include "state_tracker/sw_winsys.h"
/**
unsigned width = pt->width0;
unsigned height = pt->height0;
unsigned depth = pt->depth0;
-
unsigned buffer_size = 0;
- pt->width0 = width;
- pt->height0 = height;
- pt->depth0 = depth;
-
for (level = 0; level <= pt->last_level; level++) {
- spt->stride[level] = pf_get_stride(pt->format, width);
+ spt->stride[level] = util_format_get_stride(pt->format, width);
spt->level_offset[level] = buffer_size;
- buffer_size += (pf_get_nblocksy(pt->format, height) *
+ buffer_size += (util_format_get_nblocksy(pt->format, height) *
((pt->target == PIPE_TEXTURE_CUBE) ? 6 : depth) *
spt->stride[level]);
depth = u_minify(depth, 1);
}
- spt->buffer = screen->buffer_create(screen, 32,
- PIPE_BUFFER_USAGE_PIXEL,
- buffer_size);
+ spt->data = align_malloc(buffer_size, 16);
- return spt->buffer != NULL;
+ return spt->data != NULL;
}
softpipe_displaytarget_layout(struct pipe_screen *screen,
struct softpipe_texture * spt)
{
- unsigned usage = (PIPE_BUFFER_USAGE_CPU_READ_WRITE |
- PIPE_BUFFER_USAGE_GPU_READ_WRITE);
- unsigned tex_usage = spt->base.tex_usage;
-
- spt->buffer = screen->surface_buffer_create( screen,
- spt->base.width0,
- spt->base.height0,
- spt->base.format,
- usage,
- tex_usage,
- &spt->stride[0]);
-
- return spt->buffer != NULL;
+ struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
+
+ /* Round up the surface size to a multiple of the tile size?
+ */
+ spt->dt = winsys->displaytarget_create(winsys,
+ spt->base.tex_usage,
+ spt->base.format,
+ spt->base.width0,
+ spt->base.height0,
+ 16,
+ &spt->stride[0] );
+
+ return spt->dt != NULL;
}
util_is_power_of_two(template->depth0));
if (spt->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
- PIPE_TEXTURE_USAGE_PRIMARY)) {
+ PIPE_TEXTURE_USAGE_SCANOUT |
+ PIPE_TEXTURE_USAGE_SHARED)) {
if (!softpipe_displaytarget_layout(screen, spt))
goto fail;
}
}
-/**
- * Create a new pipe_texture which wraps an existing buffer.
- */
-static struct pipe_texture *
-softpipe_texture_blanket(struct pipe_screen * screen,
- const struct pipe_texture *base,
- const unsigned *stride,
- struct pipe_buffer *buffer)
+static void
+softpipe_texture_destroy(struct pipe_texture *pt)
{
- struct softpipe_texture *spt;
- assert(screen);
+ struct softpipe_screen *screen = softpipe_screen(pt->screen);
+ struct softpipe_texture *spt = softpipe_texture(pt);
- /* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
- return NULL;
+ if (spt->dt) {
+ /* display target */
+ struct sw_winsys *winsys = screen->winsys;
+ winsys->displaytarget_destroy(winsys, spt->dt);
}
+ else {
+ /* regular texture */
+ align_free(spt->data);
+ }
+
+ FREE(spt);
+}
+
- spt = CALLOC_STRUCT(softpipe_texture);
+static struct pipe_texture *
+softpipe_texture_from_handle(struct pipe_screen *screen,
+ const struct pipe_texture *template,
+ struct winsys_handle *whandle)
+{
+ struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
+ struct softpipe_texture *spt = CALLOC_STRUCT(softpipe_texture);
if (!spt)
return NULL;
- spt->base = *base;
+ spt->base = *template;
pipe_reference_init(&spt->base.reference, 1);
spt->base.screen = screen;
- spt->stride[0] = stride[0];
- pipe_buffer_reference(&spt->buffer, buffer);
+ spt->pot = (util_is_power_of_two(template->width0) &&
+ util_is_power_of_two(template->height0) &&
+ util_is_power_of_two(template->depth0));
+
+ spt->dt = winsys->displaytarget_from_handle(winsys,
+ template,
+ whandle,
+ &spt->stride[0]);
+ if (!spt->dt)
+ goto fail;
return &spt->base;
+
+ fail:
+ FREE(spt);
+ return NULL;
}
-static void
-softpipe_texture_destroy(struct pipe_texture *pt)
+static boolean
+softpipe_texture_get_handle(struct pipe_screen *screen,
+ struct pipe_texture *pt,
+ struct winsys_handle *whandle)
{
+ struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
struct softpipe_texture *spt = softpipe_texture(pt);
- pipe_buffer_reference(&spt->buffer, NULL);
- FREE(spt);
+ assert(spt->dt);
+ if (!spt->dt)
+ return FALSE;
+
+ return winsys->displaytarget_get_handle(winsys, spt->dt, whandle);
}
ps->zslice = zslice;
if (pt->target == PIPE_TEXTURE_CUBE) {
- ps->offset += face * pf_get_nblocksy(pt->format, u_minify(pt->height0, level)) *
+ ps->offset += face * util_format_get_nblocksy(pt->format, u_minify(pt->height0, level)) *
spt->stride[level];
}
else if (pt->target == PIPE_TEXTURE_3D) {
- ps->offset += zslice * pf_get_nblocksy(pt->format, u_minify(pt->height0, level)) *
+ ps->offset += zslice * util_format_get_nblocksy(pt->format, u_minify(pt->height0, level)) *
spt->stride[level];
}
else {
* \param height height of region to read/write
*/
static struct pipe_transfer *
-softpipe_get_tex_transfer(struct pipe_screen *screen,
+softpipe_get_tex_transfer(struct pipe_context *pipe,
struct pipe_texture *texture,
unsigned face, unsigned level, unsigned zslice,
enum pipe_transfer_usage usage,
assert(texture);
assert(level <= texture->last_level);
+ /* make sure the requested region is in the image bounds */
+ assert(x + w <= u_minify(texture->width0, level));
+ assert(y + h <= u_minify(texture->height0, level));
+
spt = CALLOC_STRUCT(softpipe_transfer);
if (spt) {
struct pipe_transfer *pt = &spt->base;
- int nblocksy = pf_get_nblocksy(texture->format, u_minify(texture->height0, level));
+ int nblocksy = util_format_get_nblocksy(texture->format, u_minify(texture->height0, level));
pipe_texture_reference(&pt->texture, texture);
pt->x = x;
pt->y = y;
* softpipe_get_tex_transfer().
*/
static void
-softpipe_tex_transfer_destroy(struct pipe_transfer *transfer)
+softpipe_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
* Create memory mapping for given pipe_transfer object.
*/
static void *
-softpipe_transfer_map( struct pipe_screen *screen,
+softpipe_transfer_map( struct pipe_context *pipe,
struct pipe_transfer *transfer )
{
ubyte *map, *xfer_map;
spt = softpipe_texture(transfer->texture);
format = transfer->texture->format;
- map = pipe_buffer_map(screen, spt->buffer, pipe_transfer_buffer_flags(transfer));
- if (map == NULL)
- return NULL;
+ if (spt->dt) {
+ /* display target */
+ struct sw_winsys *winsys = softpipe_screen(pipe->screen)->winsys;
+
+ map = winsys->displaytarget_map(winsys, spt->dt,
+ pipe_transfer_buffer_flags(transfer));
+ if (map == NULL)
+ return NULL;
+ }
+ else {
+ map = spt->data;
+ if (map == NULL)
+ return NULL;
+ }
/* May want to different things here depending on read/write nature
* of the map:
/* Do something to notify sharing contexts of a texture change.
* In softpipe, that would mean flushing the texture cache.
*/
- softpipe_screen(screen)->timestamp++;
+ softpipe_screen(pipe->screen)->timestamp++;
}
xfer_map = map + softpipe_transfer(transfer)->offset +
- transfer->y / pf_get_blockheight(format) * transfer->stride +
- transfer->x / pf_get_blockwidth(format) * pf_get_blocksize(format);
+ 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;
}
* Unmap memory mapping for given pipe_transfer object.
*/
static void
-softpipe_transfer_unmap(struct pipe_screen *screen,
+softpipe_transfer_unmap(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
struct softpipe_texture *spt;
assert(transfer->texture);
spt = softpipe_texture(transfer->texture);
- pipe_buffer_unmap( screen, spt->buffer );
+ if (spt->dt) {
+ /* display target */
+ struct sw_winsys *winsys = softpipe_screen(pipe->screen)->winsys;
+ winsys->displaytarget_unmap(winsys, spt->dt);
+ }
if (transfer->usage & PIPE_TRANSFER_WRITE) {
/* Mark the texture as dirty to expire the tile caches. */
memset(&template, 0, sizeof(struct pipe_texture));
template.target = PIPE_TEXTURE_2D;
- template.format = PIPE_FORMAT_X8R8G8B8_UNORM;
+ template.format = PIPE_FORMAT_B8G8R8X8_UNORM;
template.last_level = 0;
/* vl_mpeg12_mc_renderer expects this when it's initialized with pot_buffers=true */
template.width0 = util_next_power_of_two(width);
}
+void
+softpipe_init_texture_funcs(struct pipe_context *pipe)
+{
+ pipe->get_tex_transfer = softpipe_get_tex_transfer;
+ pipe->tex_transfer_destroy = softpipe_tex_transfer_destroy;
+ pipe->transfer_map = softpipe_transfer_map;
+ pipe->transfer_unmap = softpipe_transfer_unmap;
+}
+
void
softpipe_init_screen_texture_funcs(struct pipe_screen *screen)
{
screen->texture_create = softpipe_texture_create;
- screen->texture_blanket = softpipe_texture_blanket;
screen->texture_destroy = softpipe_texture_destroy;
+ screen->texture_from_handle = softpipe_texture_from_handle;
+ screen->texture_get_handle = softpipe_texture_get_handle;
screen->get_tex_surface = softpipe_get_tex_surface;
screen->tex_surface_destroy = softpipe_tex_surface_destroy;
- screen->get_tex_transfer = softpipe_get_tex_transfer;
- screen->tex_transfer_destroy = softpipe_tex_transfer_destroy;
- screen->transfer_map = softpipe_transfer_map;
- screen->transfer_unmap = softpipe_transfer_unmap;
-
screen->video_surface_create = softpipe_video_surface_create;
screen->video_surface_destroy = softpipe_video_surface_destroy;
}
-/**
- * Return pipe_buffer handle and stride for given texture object.
- * XXX used for???
- */
-boolean
-softpipe_get_texture_buffer( struct pipe_texture *texture,
- struct pipe_buffer **buf,
- unsigned *stride )
-{
- struct softpipe_texture *tex = (struct softpipe_texture *) texture;
-
- if (!tex)
- return FALSE;
- pipe_buffer_reference(buf, tex->buffer);
-
- if (stride)
- *stride = tex->stride[0];
-
- return TRUE;
-}
projects / mesa.git / blobdiff