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-rw-r--r--src/mesa/state_tracker/st_atom_image.c29
-rw-r--r--src/mesa/state_tracker/st_atom_texture.c5
-rw-r--r--src/mesa/state_tracker/st_cb_texture.c22
-rw-r--r--src/mesa/state_tracker/st_cb_texture.h1
-rw-r--r--src/mesa/state_tracker/st_sampler_view.c174
-rw-r--r--src/mesa/state_tracker/st_sampler_view.h3
6 files changed, 134 insertions, 100 deletions
diff --git a/src/mesa/state_tracker/st_atom_image.c b/src/mesa/state_tracker/st_atom_image.c
index 5b914637a2a..1c4980173f4 100644
--- a/src/mesa/state_tracker/st_atom_image.c
+++ b/src/mesa/state_tracker/st_atom_image.c
@@ -36,6 +36,7 @@
#include "util/u_surface.h"
#include "cso_cache/cso_context.h"
+#include "st_cb_bufferobjects.h"
#include "st_cb_texture.h"
#include "st_debug.h"
#include "st_texture.h"
@@ -53,7 +54,6 @@ st_convert_image(const struct st_context *st, const struct gl_image_unit *u,
{
struct st_texture_object *stObj = st_texture_object(u->TexObj);
- img->resource = stObj->pt;
img->format = st_mesa_format_to_pipe_format(st, u->_ActualFormat);
switch (u->Access) {
@@ -70,16 +70,32 @@ st_convert_image(const struct st_context *st, const struct gl_image_unit *u,
unreachable("bad gl_image_unit::Access");
}
- if (stObj->pt->target == PIPE_BUFFER) {
+ if (stObj->base.Target == GL_TEXTURE_BUFFER) {
+ struct st_buffer_object *stbuf =
+ st_buffer_object(stObj->base.BufferObject);
unsigned base, size;
+ if (!stbuf || !stbuf->buffer) {
+ memset(img, 0, sizeof(*img));
+ return;
+ }
+ struct pipe_resource *buf = stbuf->buffer;
+
base = stObj->base.BufferOffset;
- assert(base < stObj->pt->width0);
- size = MIN2(stObj->pt->width0 - base, (unsigned)stObj->base.BufferSize);
+ assert(base < buf->width0);
+ size = MIN2(buf->width0 - base, (unsigned)stObj->base.BufferSize);
+ img->resource = stbuf->buffer;
img->u.buf.offset = base;
img->u.buf.size = size;
} else {
+ if (!st_finalize_texture(st->ctx, st->pipe, u->TexObj, 0) ||
+ !stObj->pt) {
+ memset(img, 0, sizeof(*img));
+ return;
+ }
+
+ img->resource = stObj->pt;
img->u.tex.level = u->Level + stObj->base.MinLevel;
if (stObj->pt->target == PIPE_TEXTURE_3D) {
if (u->Layered) {
@@ -111,11 +127,8 @@ st_convert_image_from_unit(const struct st_context *st,
GLuint imgUnit)
{
struct gl_image_unit *u = &st->ctx->ImageUnits[imgUnit];
- struct st_texture_object *stObj = st_texture_object(u->TexObj);
- if (!_mesa_is_image_unit_valid(st->ctx, u) ||
- !st_finalize_texture(st->ctx, st->pipe, u->TexObj, 0) ||
- !stObj->pt) {
+ if (!_mesa_is_image_unit_valid(st->ctx, u)) {
memset(img, 0, sizeof(*img));
return;
}
diff --git a/src/mesa/state_tracker/st_atom_texture.c b/src/mesa/state_tracker/st_atom_texture.c
index 20cc859c941..b71b73506f8 100644
--- a/src/mesa/state_tracker/st_atom_texture.c
+++ b/src/mesa/state_tracker/st_atom_texture.c
@@ -73,6 +73,11 @@ st_update_single_texture(struct st_context *st,
stObj = st_texture_object(texObj);
+ if (unlikely(texObj->Target == GL_TEXTURE_BUFFER)) {
+ *sampler_view = st_get_buffer_sampler_view_from_stobj(st, stObj);
+ return;
+ }
+
retval = st_finalize_texture(ctx, st->pipe, texObj, 0);
if (!retval) {
/* out of mem */
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 317bb5324d0..9798321d4bc 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -2469,23 +2469,6 @@ st_finalize_texture(struct gl_context *ctx,
stObj->lastLevel = stObj->base._MaxLevel;
}
- if (tObj->Target == GL_TEXTURE_BUFFER) {
- struct st_buffer_object *st_obj = st_buffer_object(tObj->BufferObject);
-
- if (!st_obj) {
- pipe_resource_reference(&stObj->pt, NULL);
- st_texture_release_all_sampler_views(st, stObj);
- return GL_TRUE;
- }
-
- if (st_obj->buffer != stObj->pt) {
- pipe_resource_reference(&stObj->pt, st_obj->buffer);
- st_texture_release_all_sampler_views(st, stObj);
- }
- return GL_TRUE;
-
- }
-
firstImage = st_texture_image_const(stObj->base.Image[cubeMapFace][stObj->base.BaseLevel]);
assert(firstImage);
@@ -2923,10 +2906,11 @@ st_NewTextureHandle(struct gl_context *ctx, struct gl_texture_object *texObj,
return 0;
st_convert_sampler(st, texObj, sampObj, &sampler);
+ view = st_get_texture_sampler_view_from_stobj(st, stObj, sampObj, 0);
+ } else {
+ view = st_get_buffer_sampler_view_from_stobj(st, stObj);
}
- view = st_get_texture_sampler_view_from_stobj(st, stObj, sampObj, 0);
-
return pipe->create_texture_handle(pipe, view, &sampler);
}
diff --git a/src/mesa/state_tracker/st_cb_texture.h b/src/mesa/state_tracker/st_cb_texture.h
index f647b16c8dc..ed6ed16fed8 100644
--- a/src/mesa/state_tracker/st_cb_texture.h
+++ b/src/mesa/state_tracker/st_cb_texture.h
@@ -37,6 +37,7 @@ struct gl_context;
struct gl_texture_object;
struct pipe_context;
struct st_context;
+struct st_texture_object;
extern enum pipe_texture_target
gl_target_to_pipe(GLenum target);
diff --git a/src/mesa/state_tracker/st_sampler_view.c b/src/mesa/state_tracker/st_sampler_view.c
index c78a987486e..f0cf9cb929a 100644
--- a/src/mesa/state_tracker/st_sampler_view.c
+++ b/src/mesa/state_tracker/st_sampler_view.c
@@ -38,6 +38,7 @@
#include "st_sampler_view.h"
#include "st_texture.h"
#include "st_format.h"
+#include "st_cb_bufferobjects.h"
#include "st_cb_texture.h"
@@ -362,43 +363,31 @@ get_sampler_view_format(struct st_context *st,
{
enum pipe_format format;
- if (stObj->base.Target == GL_TEXTURE_BUFFER) {
- format =
- st_mesa_format_to_pipe_format(st, stObj->base._BufferObjectFormat);
- }
- else {
- format =
- stObj->surface_based ? stObj->surface_format : stObj->pt->format;
+ GLenum baseFormat = _mesa_base_tex_image(&stObj->base)->_BaseFormat;
+ format = stObj->surface_based ? stObj->surface_format : stObj->pt->format;
- if (util_format_is_depth_and_stencil(format)) {
- if (stObj->base.StencilSampling) {
- format = util_format_stencil_only(format);
- }
- else {
- GLenum baseFormat = _mesa_texture_base_format(&stObj->base);
- if (baseFormat == GL_STENCIL_INDEX) {
- format = util_format_stencil_only(format);
- }
- }
- }
- else {
- /* If sRGB decoding is off, use the linear format */
- if (samp->sRGBDecode == GL_SKIP_DECODE_EXT) {
- format = util_format_linear(format);
- }
+ if (baseFormat == GL_DEPTH_COMPONENT ||
+ baseFormat == GL_DEPTH_STENCIL ||
+ baseFormat == GL_STENCIL_INDEX) {
+ if (stObj->base.StencilSampling || baseFormat == GL_STENCIL_INDEX)
+ format = util_format_stencil_only(format);
- /* Use R8_UNORM for video formats */
- switch (format) {
- case PIPE_FORMAT_NV12:
- case PIPE_FORMAT_IYUV:
- format = PIPE_FORMAT_R8_UNORM;
- break;
- default:
- break;
- }
- }
+ return format;
}
+ /* If sRGB decoding is off, use the linear format */
+ if (samp->sRGBDecode == GL_SKIP_DECODE_EXT)
+ format = util_format_linear(format);
+
+ /* Use R8_UNORM for video formats */
+ switch (format) {
+ case PIPE_FORMAT_NV12:
+ case PIPE_FORMAT_IYUV:
+ format = PIPE_FORMAT_R8_UNORM;
+ break;
+ default:
+ break;
+ }
return format;
}
@@ -414,31 +403,17 @@ st_create_texture_sampler_view_from_stobj(struct st_context *st,
u_sampler_view_default_template(&templ, stObj->pt, format);
- if (stObj->pt->target == PIPE_BUFFER) {
- unsigned base, size;
-
- base = stObj->base.BufferOffset;
- if (base >= stObj->pt->width0)
- return NULL;
- size = MIN2(stObj->pt->width0 - base, (unsigned)stObj->base.BufferSize);
- if (!size)
- return NULL;
-
- templ.u.buf.offset = base;
- templ.u.buf.size = size;
+ templ.u.tex.first_level = stObj->base.MinLevel + stObj->base.BaseLevel;
+ templ.u.tex.last_level = last_level(stObj);
+ assert(templ.u.tex.first_level <= templ.u.tex.last_level);
+ if (stObj->layer_override) {
+ templ.u.tex.first_layer = templ.u.tex.last_layer = stObj->layer_override;
} else {
- templ.u.tex.first_level = stObj->base.MinLevel + stObj->base.BaseLevel;
- templ.u.tex.last_level = last_level(stObj);
- assert(templ.u.tex.first_level <= templ.u.tex.last_level);
- if (stObj->layer_override) {
- templ.u.tex.first_layer = templ.u.tex.last_layer = stObj->layer_override;
- } else {
- templ.u.tex.first_layer = stObj->base.MinLayer;
- templ.u.tex.last_layer = last_layer(stObj);
- }
- assert(templ.u.tex.first_layer <= templ.u.tex.last_layer);
- templ.target = gl_target_to_pipe(stObj->base.Target);
+ templ.u.tex.first_layer = stObj->base.MinLayer;
+ templ.u.tex.last_layer = last_layer(stObj);
}
+ assert(templ.u.tex.first_layer <= templ.u.tex.last_layer);
+ templ.target = gl_target_to_pipe(stObj->base.Target);
templ.swizzle_r = GET_SWZ(swizzle, 0);
templ.swizzle_g = GET_SWZ(swizzle, 1);
@@ -468,26 +443,18 @@ st_get_texture_sampler_view_from_stobj(struct st_context *st,
* what they're supposed to be.
*/
MAYBE_UNUSED struct pipe_sampler_view *view = *sv;
+ assert(stObj->pt == view->texture);
assert(!check_sampler_swizzle(st, stObj, view, glsl_version));
assert(get_sampler_view_format(st, stObj, samp) == view->format);
assert(gl_target_to_pipe(stObj->base.Target) == view->target);
- if (stObj->base.Target == GL_TEXTURE_BUFFER) {
- unsigned base = stObj->base.BufferOffset;
- MAYBE_UNUSED unsigned size = MIN2(stObj->pt->width0 - base,
- (unsigned) stObj->base.BufferSize);
- assert(view->u.buf.offset == base);
- assert(view->u.buf.size == size);
- }
- else {
- assert(stObj->base.MinLevel + stObj->base.BaseLevel ==
- view->u.tex.first_level);
- assert(last_level(stObj) == view->u.tex.last_level);
- assert(stObj->layer_override || stObj->base.MinLayer == view->u.tex.first_layer);
- assert(stObj->layer_override || last_layer(stObj) == view->u.tex.last_layer);
- assert(!stObj->layer_override ||
- (stObj->layer_override == view->u.tex.first_layer &&
- stObj->layer_override == view->u.tex.last_layer));
- }
+ assert(stObj->base.MinLevel + stObj->base.BaseLevel ==
+ view->u.tex.first_level);
+ assert(last_level(stObj) == view->u.tex.last_level);
+ assert(stObj->layer_override || stObj->base.MinLayer == view->u.tex.first_layer);
+ assert(stObj->layer_override || last_layer(stObj) == view->u.tex.last_layer);
+ assert(!stObj->layer_override ||
+ (stObj->layer_override == view->u.tex.first_layer &&
+ stObj->layer_override == view->u.tex.last_layer));
}
else {
/* create new sampler view */
@@ -500,3 +467,64 @@ st_get_texture_sampler_view_from_stobj(struct st_context *st,
return *sv;
}
+
+
+struct pipe_sampler_view *
+st_get_buffer_sampler_view_from_stobj(struct st_context *st,
+ struct st_texture_object *stObj)
+{
+ struct pipe_sampler_view **sv;
+ struct st_buffer_object *stBuf =
+ st_buffer_object(stObj->base.BufferObject);
+
+ if (!stBuf || !stBuf->buffer)
+ return NULL;
+
+ sv = st_texture_get_sampler_view(st, stObj);
+
+ struct pipe_resource *buf = stBuf->buffer;
+ struct pipe_sampler_view *view = *sv;
+
+ if (view && view->texture == buf) {
+ /* Debug check: make sure that the sampler view's parameters are
+ * what they're supposed to be.
+ */
+ assert(st_mesa_format_to_pipe_format(st, stObj->base._BufferObjectFormat)
+ == view->format);
+ assert(view->target == PIPE_BUFFER);
+ unsigned base = stObj->base.BufferOffset;
+ MAYBE_UNUSED unsigned size = MIN2(buf->width0 - base,
+ (unsigned) stObj->base.BufferSize);
+ assert(view->u.buf.offset == base);
+ assert(view->u.buf.size == size);
+ } else {
+ unsigned base = stObj->base.BufferOffset;
+
+ if (base >= buf->width0)
+ return NULL;
+
+ unsigned size = buf->width0 - base;
+ size = MIN2(size, (unsigned)stObj->base.BufferSize);
+ if (!size)
+ return NULL;
+
+ /* Create a new sampler view. There is no need to clear the entire
+ * structure (consider CPU overhead).
+ */
+ struct pipe_sampler_view templ;
+
+ templ.format =
+ st_mesa_format_to_pipe_format(st, stObj->base._BufferObjectFormat);
+ templ.target = PIPE_BUFFER;
+ templ.swizzle_r = PIPE_SWIZZLE_X;
+ templ.swizzle_g = PIPE_SWIZZLE_Y;
+ templ.swizzle_b = PIPE_SWIZZLE_Z;
+ templ.swizzle_a = PIPE_SWIZZLE_W;
+ templ.u.buf.offset = base;
+ templ.u.buf.size = size;
+
+ pipe_sampler_view_reference(sv, NULL);
+ *sv = st->pipe->create_sampler_view(st->pipe, buf, &templ);
+ }
+ return *sv;
+}
diff --git a/src/mesa/state_tracker/st_sampler_view.h b/src/mesa/state_tracker/st_sampler_view.h
index 6825cebdf6d..b08ca4a70f2 100644
--- a/src/mesa/state_tracker/st_sampler_view.h
+++ b/src/mesa/state_tracker/st_sampler_view.h
@@ -75,5 +75,8 @@ st_get_texture_sampler_view_from_stobj(struct st_context *st,
const struct gl_sampler_object *samp,
unsigned glsl_version);
+struct pipe_sampler_view *
+st_get_buffer_sampler_view_from_stobj(struct st_context *st,
+ struct st_texture_object *stObj);
#endif /* ST_SAMPLER_VIEW_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 12:13:46 +0000