*/
#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 "util/u_simple_screen.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] = util_format_get_stride(pt->format, width);
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.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)
-{
- struct softpipe_texture *spt;
- assert(screen);
-
- /* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
- return NULL;
- }
-
- spt = CALLOC_STRUCT(softpipe_texture);
- if (!spt)
- return NULL;
-
- spt->base = *base;
- pipe_reference_init(&spt->base.reference, 1);
- spt->base.screen = screen;
- spt->stride[0] = stride[0];
-
- pipe_buffer_reference(&spt->buffer, buffer);
-
- return &spt->base;
-}
static void
softpipe_texture_destroy(struct pipe_texture *pt)
{
+ struct softpipe_screen *screen = softpipe_screen(pt->screen);
struct softpipe_texture *spt = softpipe_texture(pt);
- pipe_buffer_reference(&spt->buffer, 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);
}
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;
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(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:
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(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);
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->get_tex_surface = softpipe_get_tex_surface;
}
-/**
- * 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