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path: root/src/gallium/drivers/softpipe/sp_texture.c
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Diffstat (limited to 'src/gallium/drivers/softpipe/sp_texture.c')
-rw-r--r--src/gallium/drivers/softpipe/sp_texture.c293
1 files changed, 120 insertions, 173 deletions
diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c
index f4983b7c8e..27cc6f27b2 100644
--- a/src/gallium/drivers/softpipe/sp_texture.c
+++ b/src/gallium/drivers/softpipe/sp_texture.c
@@ -36,6 +36,7 @@
#include "util/u_format.h"
#include "util/u_math.h"
#include "util/u_memory.h"
+#include "util/u_transfer.h"
#include "sp_context.h"
#include "sp_texture.h"
@@ -49,10 +50,10 @@
* Use a simple, maximally packed layout.
*/
static boolean
-softpipe_texture_layout(struct pipe_screen *screen,
- struct softpipe_texture * spt)
+softpipe_resource_layout(struct pipe_screen *screen,
+ struct softpipe_resource * spt)
{
- struct pipe_texture *pt = &spt->base;
+ struct pipe_resource *pt = &spt->base;
unsigned level;
unsigned width = pt->width0;
unsigned height = pt->height0;
@@ -84,14 +85,14 @@ softpipe_texture_layout(struct pipe_screen *screen,
*/
static boolean
softpipe_displaytarget_layout(struct pipe_screen *screen,
- struct softpipe_texture * spt)
+ struct softpipe_resource * spt)
{
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.bind,
spt->base.format,
spt->base.width0,
spt->base.height0,
@@ -103,16 +104,18 @@ softpipe_displaytarget_layout(struct pipe_screen *screen,
/**
- * Create new pipe_texture given the template information.
+ * Create new pipe_resource given the template information.
*/
-static struct pipe_texture *
-softpipe_texture_create(struct pipe_screen *screen,
- const struct pipe_texture *template)
+static struct pipe_resource *
+softpipe_resource_create(struct pipe_screen *screen,
+ const struct pipe_resource *template)
{
- struct softpipe_texture *spt = CALLOC_STRUCT(softpipe_texture);
+ struct softpipe_resource *spt = CALLOC_STRUCT(softpipe_resource);
if (!spt)
return NULL;
+ assert(template->format != PIPE_FORMAT_NONE);
+
spt->base = *template;
pipe_reference_init(&spt->base.reference, 1);
spt->base.screen = screen;
@@ -121,14 +124,14 @@ softpipe_texture_create(struct pipe_screen *screen,
util_is_power_of_two(template->height0) &&
util_is_power_of_two(template->depth0));
- if (spt->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
- PIPE_TEXTURE_USAGE_SCANOUT |
- PIPE_TEXTURE_USAGE_SHARED)) {
+ if (spt->base.bind & (PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT |
+ PIPE_BIND_SHARED)) {
if (!softpipe_displaytarget_layout(screen, spt))
goto fail;
}
else {
- if (!softpipe_texture_layout(screen, spt))
+ if (!softpipe_resource_layout(screen, spt))
goto fail;
}
@@ -141,17 +144,18 @@ softpipe_texture_create(struct pipe_screen *screen,
static void
-softpipe_texture_destroy(struct pipe_texture *pt)
+softpipe_resource_destroy(struct pipe_screen *pscreen,
+ struct pipe_resource *pt)
{
- struct softpipe_screen *screen = softpipe_screen(pt->screen);
- struct softpipe_texture *spt = softpipe_texture(pt);
+ struct softpipe_screen *screen = softpipe_screen(pscreen);
+ struct softpipe_resource *spt = softpipe_resource(pt);
if (spt->dt) {
/* display target */
struct sw_winsys *winsys = screen->winsys;
winsys->displaytarget_destroy(winsys, spt->dt);
}
- else {
+ else if (!spt->userBuffer) {
/* regular texture */
align_free(spt->data);
}
@@ -160,13 +164,13 @@ softpipe_texture_destroy(struct pipe_texture *pt)
}
-static struct pipe_texture *
-softpipe_texture_from_handle(struct pipe_screen *screen,
- const struct pipe_texture *template,
+static struct pipe_resource *
+softpipe_resource_from_handle(struct pipe_screen *screen,
+ const struct pipe_resource *template,
struct winsys_handle *whandle)
{
struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
- struct softpipe_texture *spt = CALLOC_STRUCT(softpipe_texture);
+ struct softpipe_resource *spt = CALLOC_STRUCT(softpipe_resource);
if (!spt)
return NULL;
@@ -194,12 +198,12 @@ softpipe_texture_from_handle(struct pipe_screen *screen,
static boolean
-softpipe_texture_get_handle(struct pipe_screen *screen,
- struct pipe_texture *pt,
+softpipe_resource_get_handle(struct pipe_screen *screen,
+ struct pipe_resource *pt,
struct winsys_handle *whandle)
{
struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
- struct softpipe_texture *spt = softpipe_texture(pt);
+ struct softpipe_resource *spt = softpipe_resource(pt);
assert(spt->dt);
if (!spt->dt)
@@ -214,11 +218,11 @@ softpipe_texture_get_handle(struct pipe_screen *screen,
*/
static struct pipe_surface *
softpipe_get_tex_surface(struct pipe_screen *screen,
- struct pipe_texture *pt,
+ struct pipe_resource *pt,
unsigned face, unsigned level, unsigned zslice,
unsigned usage)
{
- struct softpipe_texture *spt = softpipe_texture(pt);
+ struct softpipe_resource *spt = softpipe_resource(pt);
struct pipe_surface *ps;
assert(level <= pt->last_level);
@@ -226,33 +230,13 @@ softpipe_get_tex_surface(struct pipe_screen *screen,
ps = CALLOC_STRUCT(pipe_surface);
if (ps) {
pipe_reference_init(&ps->reference, 1);
- pipe_texture_reference(&ps->texture, pt);
+ 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->offset = spt->level_offset[level];
ps->usage = usage;
- /* Because we are softpipe, anything that the state tracker
- * thought was going to be done with the GPU will actually get
- * done with the CPU. Let's adjust the flags to take that into
- * account.
- */
- if (ps->usage & PIPE_BUFFER_USAGE_GPU_WRITE) {
- /* GPU_WRITE means "render" and that can involve reads (blending) */
- ps->usage |= PIPE_BUFFER_USAGE_CPU_WRITE | PIPE_BUFFER_USAGE_CPU_READ;
- }
-
- if (ps->usage & PIPE_BUFFER_USAGE_GPU_READ)
- ps->usage |= PIPE_BUFFER_USAGE_CPU_READ;
-
- 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. */
- spt->timestamp++;
- softpipe_screen(screen)->timestamp++;
- }
-
ps->face = face;
ps->level = level;
ps->zslice = zslice;
@@ -285,7 +269,7 @@ softpipe_tex_surface_destroy(struct pipe_surface *surf)
* where it would happen. For softpipe, nothing to do.
*/
assert(surf->texture);
- pipe_texture_reference(&surf->texture, NULL);
+ pipe_resource_reference(&surf->texture, NULL);
FREE(surf);
}
@@ -303,49 +287,52 @@ softpipe_tex_surface_destroy(struct pipe_surface *surf)
* \param height height of region to read/write
*/
static struct pipe_transfer *
-softpipe_get_tex_transfer(struct pipe_context *pipe,
- struct pipe_texture *texture,
- unsigned face, unsigned level, unsigned zslice,
- enum pipe_transfer_usage usage,
- unsigned x, unsigned y, unsigned w, unsigned h)
+softpipe_get_transfer(struct pipe_context *pipe,
+ struct pipe_resource *resource,
+ struct pipe_subresource sr,
+ unsigned usage,
+ const struct pipe_box *box)
{
- struct softpipe_texture *sptex = softpipe_texture(texture);
+ struct softpipe_resource *sptex = softpipe_resource(resource);
struct softpipe_transfer *spt;
- assert(texture);
- assert(level <= texture->last_level);
+ assert(resource);
+ assert(sr.level <= resource->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));
+ assert(box->x + box->width <= u_minify(resource->width0, sr.level));
+ assert(box->y + box->height <= u_minify(resource->height0, sr.level));
+ assert(box->z + box->depth <= u_minify(resource->depth0, sr.level));
spt = CALLOC_STRUCT(softpipe_transfer);
if (spt) {
struct pipe_transfer *pt = &spt->base;
- 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;
- pt->width = w;
- pt->height = h;
- pt->stride = sptex->stride[level];
+ enum pipe_format format = resource->format;
+ int nblocksy = util_format_get_nblocksy(resource->format,
+ u_minify(resource->height0, sr.level));
+ pipe_resource_reference(&pt->resource, resource);
+ pt->sr = sr;
pt->usage = usage;
- pt->face = face;
- pt->level = level;
- pt->zslice = zslice;
+ pt->box = *box;
+ pt->stride = sptex->stride[sr.level];
- spt->offset = sptex->level_offset[level];
+ spt->offset = sptex->level_offset[sr.level];
- if (texture->target == PIPE_TEXTURE_CUBE) {
- spt->offset += face * nblocksy * pt->stride;
+ if (resource->target == PIPE_TEXTURE_CUBE) {
+ spt->offset += sr.face * nblocksy * pt->stride;
}
- else if (texture->target == PIPE_TEXTURE_3D) {
- spt->offset += zslice * nblocksy * pt->stride;
+ else if (resource->target == PIPE_TEXTURE_3D) {
+ spt->offset += box->z * nblocksy * pt->stride;
}
else {
- assert(face == 0);
- assert(zslice == 0);
+ assert(sr.face == 0);
+ assert(box->z == 0);
}
+
+ spt->offset +=
+ box->y / util_format_get_blockheight(format) * spt->base.stride +
+ box->x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
+
return pt;
}
return NULL;
@@ -354,18 +341,13 @@ softpipe_get_tex_transfer(struct pipe_context *pipe,
/**
* Free a pipe_transfer object which was created with
- * softpipe_get_tex_transfer().
+ * softpipe_get_transfer().
*/
static void
-softpipe_tex_transfer_destroy(struct pipe_context *pipe,
+softpipe_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
- * where it would happen. For softpipe, nothing to do.
- */
- assert (transfer->texture);
- pipe_texture_reference(&transfer->texture, NULL);
+ pipe_resource_reference(&transfer->resource, NULL);
FREE(transfer);
}
@@ -377,44 +359,26 @@ static void *
softpipe_transfer_map( struct pipe_context *pipe,
struct pipe_transfer *transfer )
{
- ubyte *map, *xfer_map;
- struct softpipe_texture *spt;
- enum pipe_format format;
-
- assert(transfer->texture);
- spt = softpipe_texture(transfer->texture);
- format = transfer->texture->format;
-
- 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;
+ struct softpipe_transfer *sp_transfer = softpipe_transfer(transfer);
+ struct softpipe_resource *sp_resource = softpipe_resource(transfer->resource);
+ struct sw_winsys *winsys = softpipe_screen(pipe->screen)->winsys;
+ uint8_t *map;
+
+ /* resources backed by display target treated specially:
+ */
+ if (sp_resource->dt) {
+ map = winsys->displaytarget_map(winsys,
+ sp_resource->dt,
+ transfer->usage);
}
else {
- map = spt->data;
- if (map == NULL)
- return NULL;
- }
-
- /* May want to different things here depending on read/write nature
- * of the map:
- */
- if (transfer->texture && (transfer->usage & PIPE_TRANSFER_WRITE)) {
- /* Do something to notify sharing contexts of a texture change.
- * In softpipe, that would mean flushing the texture cache.
- */
- softpipe_screen(pipe->screen)->timestamp++;
+ map = sp_resource->data;
}
- xfer_map = map + softpipe_transfer(transfer)->offset +
- 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;
+ if (map == NULL)
+ return NULL;
+ else
+ return map + sp_transfer->offset;
}
@@ -425,10 +389,10 @@ static void
softpipe_transfer_unmap(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
- struct softpipe_texture *spt;
+ struct softpipe_resource *spt;
- assert(transfer->texture);
- spt = softpipe_texture(transfer->texture);
+ assert(transfer->resource);
+ spt = softpipe_resource(transfer->resource);
if (spt->dt) {
/* display target */
@@ -442,81 +406,64 @@ softpipe_transfer_unmap(struct pipe_context *pipe,
}
}
-
-static struct pipe_video_surface*
-softpipe_video_surface_create(struct pipe_screen *screen,
- enum pipe_video_chroma_format chroma_format,
- unsigned width, unsigned height)
+/**
+ * Create buffer which wraps user-space data.
+ */
+static struct pipe_resource *
+softpipe_user_buffer_create(struct pipe_screen *screen,
+ void *ptr,
+ unsigned bytes,
+ unsigned bind_flags)
{
- struct softpipe_video_surface *sp_vsfc;
- struct pipe_texture template;
+ struct softpipe_resource *buffer;
- assert(screen);
- assert(width && height);
-
- sp_vsfc = CALLOC_STRUCT(softpipe_video_surface);
- if (!sp_vsfc)
+ buffer = CALLOC_STRUCT(softpipe_resource);
+ if(!buffer)
return NULL;
- pipe_reference_init(&sp_vsfc->base.reference, 1);
- sp_vsfc->base.screen = screen;
- sp_vsfc->base.chroma_format = chroma_format;
- /*sp_vsfc->base.surface_format = PIPE_VIDEO_SURFACE_FORMAT_VUYA;*/
- sp_vsfc->base.width = width;
- sp_vsfc->base.height = height;
-
- memset(&template, 0, sizeof(struct pipe_texture));
- template.target = PIPE_TEXTURE_2D;
- 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);
- template.height0 = util_next_power_of_two(height);
- template.depth0 = 1;
- template.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER | PIPE_TEXTURE_USAGE_RENDER_TARGET;
-
- sp_vsfc->tex = screen->texture_create(screen, &template);
- if (!sp_vsfc->tex) {
- FREE(sp_vsfc);
- return NULL;
- }
-
- return &sp_vsfc->base;
+
+ pipe_reference_init(&buffer->base.reference, 1);
+ buffer->base.screen = screen;
+ buffer->base.format = PIPE_FORMAT_R8_UNORM; /* ?? */
+ buffer->base.bind = bind_flags;
+ buffer->base._usage = PIPE_USAGE_IMMUTABLE;
+ buffer->base.flags = 0;
+ buffer->base.width0 = bytes;
+ buffer->base.height0 = 1;
+ buffer->base.depth0 = 1;
+ buffer->userBuffer = TRUE;
+ buffer->data = ptr;
+
+ return &buffer->base;
}
-static void
-softpipe_video_surface_destroy(struct pipe_video_surface *vsfc)
-{
- struct softpipe_video_surface *sp_vsfc = softpipe_video_surface(vsfc);
- pipe_texture_reference(&sp_vsfc->tex, NULL);
- FREE(sp_vsfc);
-}
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->get_transfer = softpipe_get_transfer;
+ pipe->transfer_destroy = softpipe_transfer_destroy;
pipe->transfer_map = softpipe_transfer_map;
pipe->transfer_unmap = softpipe_transfer_unmap;
+
+ pipe->transfer_flush_region = u_default_transfer_flush_region;
+ pipe->transfer_inline_write = u_default_transfer_inline_write;
}
void
softpipe_init_screen_texture_funcs(struct pipe_screen *screen)
{
- screen->texture_create = softpipe_texture_create;
- screen->texture_destroy = softpipe_texture_destroy;
- screen->texture_from_handle = softpipe_texture_from_handle;
- screen->texture_get_handle = softpipe_texture_get_handle;
+ screen->resource_create = softpipe_resource_create;
+ screen->resource_destroy = softpipe_resource_destroy;
+ screen->resource_from_handle = softpipe_resource_from_handle;
+ screen->resource_get_handle = softpipe_resource_get_handle;
+ screen->user_buffer_create = softpipe_user_buffer_create;
screen->get_tex_surface = softpipe_get_tex_surface;
screen->tex_surface_destroy = softpipe_tex_surface_destroy;
-
- screen->video_surface_create = softpipe_video_surface_create;
- screen->video_surface_destroy = softpipe_video_surface_destroy;
}