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-rw-r--r--src/gallium/drivers/i915/i915_context.c1
-rw-r--r--src/gallium/drivers/i915/i915_context.h27
-rw-r--r--src/gallium/drivers/i915/i915_debug_fp.c1
-rw-r--r--src/gallium/drivers/i915/i915_screen.c6
-rw-r--r--src/gallium/drivers/i915/i915_state.c93
-rw-r--r--src/gallium/drivers/i915/i915_state_derived.c4
-rw-r--r--src/gallium/drivers/i915/i915_state_emit.c3
-rw-r--r--src/gallium/drivers/i915/i915_state_sampler.c18
-rw-r--r--src/gallium/drivers/i915/i915_texture.c141
-rw-r--r--src/gallium/drivers/i915/intel_winsys.h39
10 files changed, 189 insertions, 144 deletions
diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c
index 3d45a22b7e..130519ffa5 100644
--- a/src/gallium/drivers/i915/i915_context.c
+++ b/src/gallium/drivers/i915/i915_context.c
@@ -221,6 +221,7 @@ i915_create_context(struct pipe_screen *screen, void *priv)
i915_init_surface_functions(i915);
i915_init_state_functions(i915);
i915_init_flush_functions(i915);
+ i915_init_texture_functions(i915);
draw_install_aaline_stage(i915->draw, &i915->base);
draw_install_aapoint_stage(i915->draw, &i915->base);
diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index da769e7b29..5348f62ca7 100644
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -148,7 +148,7 @@ struct i915_state
/** Describes the current hardware vertex layout */
struct vertex_info vertex_info;
-
+
unsigned id; /* track lost context events */
};
@@ -187,6 +187,14 @@ struct i915_sampler_state {
unsigned maxlod;
};
+struct i915_velems_state {
+ unsigned count;
+ struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
+};
+
+#define I915_MAX_TEXTURE_2D_LEVELS 11 /* max 1024x1024 */
+#define I915_MAX_TEXTURE_3D_LEVELS 8 /* max 128x128x128 */
+
struct i915_texture {
struct pipe_texture base;
@@ -199,7 +207,7 @@ struct i915_texture {
unsigned sw_tiled; /**< tiled with software flags */
unsigned hw_tiled; /**< tiled with hardware fences */
- unsigned nr_images[PIPE_MAX_TEXTURE_LEVELS];
+ unsigned nr_images[I915_MAX_TEXTURE_2D_LEVELS];
/* Explicitly store the offset of each image for each cube face or
* depth value. Pretty much have to accept that hardware formats
@@ -207,7 +215,7 @@ struct i915_texture {
* compute the offsets of depth/cube images within a mipmap level,
* so have to store them as a lookup table:
*/
- unsigned *image_offset[PIPE_MAX_TEXTURE_LEVELS]; /**< array [depth] of offsets */
+ unsigned *image_offset[I915_MAX_TEXTURE_2D_LEVELS]; /**< array [depth] of offsets */
/* The data is held here:
*/
@@ -239,15 +247,14 @@ struct i915_context
struct pipe_framebuffer_state framebuffer;
struct pipe_poly_stipple poly_stipple;
struct pipe_scissor_state scissor;
- struct i915_texture *texture[PIPE_MAX_SAMPLERS];
+ struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
struct pipe_viewport_state viewport;
struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
unsigned dirty;
unsigned num_samplers;
- unsigned num_textures;
- unsigned num_vertex_elements;
+ unsigned num_fragment_sampler_views;
unsigned num_vertex_buffers;
struct intel_batchbuffer *batch;
@@ -276,7 +283,7 @@ struct i915_context
#define I915_NEW_ALPHA_TEST 0x100
#define I915_NEW_DEPTH_STENCIL 0x200
#define I915_NEW_SAMPLER 0x400
-#define I915_NEW_TEXTURE 0x800
+#define I915_NEW_SAMPLER_VIEW 0x800
#define I915_NEW_CONSTANTS 0x1000
#define I915_NEW_VBO 0x2000
#define I915_NEW_VS 0x4000
@@ -343,6 +350,12 @@ struct pipe_context *i915_create_context(struct pipe_screen *screen,
/***********************************************************************
+ * i915_texture.c
+ */
+void i915_init_texture_functions(struct i915_context *i915 );
+
+
+/***********************************************************************
* Inline conversion functions. These are better-typed than the
* macros used previously:
*/
diff --git a/src/gallium/drivers/i915/i915_debug_fp.c b/src/gallium/drivers/i915/i915_debug_fp.c
index 066e7392d1..f41c51f299 100644
--- a/src/gallium/drivers/i915/i915_debug_fp.c
+++ b/src/gallium/drivers/i915/i915_debug_fp.c
@@ -28,7 +28,6 @@
#include "i915_reg.h"
#include "i915_debug.h"
-#include "util/u_simple_screen.h"
#include "util/u_debug.h"
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index 72bd263550..e5bf4a20bd 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -116,11 +116,11 @@ i915_get_param(struct pipe_screen *screen, int param)
case PIPE_CAP_TEXTURE_SHADOW_MAP:
return 1;
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
- return 11; /* max 1024x1024 */
+ return I915_MAX_TEXTURE_2D_LEVELS;
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
- return 8; /* max 128x128x128 */
+ return I915_MAX_TEXTURE_3D_LEVELS;
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
- return 11; /* max 1024x1024 */
+ return I915_MAX_TEXTURE_2D_LEVELS;
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
return 1;
diff --git a/src/gallium/drivers/i915/i915_state.c b/src/gallium/drivers/i915/i915_state.c
index 62169918e2..0f7395246c 100644
--- a/src/gallium/drivers/i915/i915_state.c
+++ b/src/gallium/drivers/i915/i915_state.c
@@ -560,9 +560,9 @@ static void i915_set_constant_buffer(struct pipe_context *pipe,
}
-static void i915_set_sampler_textures(struct pipe_context *pipe,
- unsigned num,
- struct pipe_texture **texture)
+static void i915_set_fragment_sampler_views(struct pipe_context *pipe,
+ unsigned num,
+ struct pipe_sampler_view **views)
{
struct i915_context *i915 = i915_context(pipe);
uint i;
@@ -570,27 +570,54 @@ static void i915_set_sampler_textures(struct pipe_context *pipe,
assert(num <= PIPE_MAX_SAMPLERS);
/* Check for no-op */
- if (num == i915->num_textures &&
- !memcmp(i915->texture, texture, num * sizeof(struct pipe_texture *)))
+ if (num == i915->num_fragment_sampler_views &&
+ !memcmp(i915->fragment_sampler_views, views, num * sizeof(struct pipe_sampler_view *)))
return;
/* Fixes wrong texture in texobj with VBUF */
draw_flush(i915->draw);
for (i = 0; i < num; i++)
- pipe_texture_reference((struct pipe_texture **) &i915->texture[i],
- texture[i]);
+ pipe_sampler_view_reference(&i915->fragment_sampler_views[i],
+ views[i]);
- for (i = num; i < i915->num_textures; i++)
- pipe_texture_reference((struct pipe_texture **) &i915->texture[i],
- NULL);
+ for (i = num; i < i915->num_fragment_sampler_views; i++)
+ pipe_sampler_view_reference(&i915->fragment_sampler_views[i],
+ NULL);
- i915->num_textures = num;
+ i915->num_fragment_sampler_views = num;
- i915->dirty |= I915_NEW_TEXTURE;
+ i915->dirty |= I915_NEW_SAMPLER_VIEW;
}
+static struct pipe_sampler_view *
+i915_create_sampler_view(struct pipe_context *pipe,
+ struct pipe_texture *texture,
+ const struct pipe_sampler_view *templ)
+{
+ struct pipe_sampler_view *view = CALLOC_STRUCT(pipe_sampler_view);
+
+ if (view) {
+ *view = *templ;
+ view->reference.count = 1;
+ view->texture = NULL;
+ pipe_texture_reference(&view->texture, texture);
+ view->context = pipe;
+ }
+
+ return view;
+}
+
+
+static void
+i915_sampler_view_destroy(struct pipe_context *pipe,
+ struct pipe_sampler_view *view)
+{
+ pipe_texture_reference(&view->texture, NULL);
+ FREE(view);
+}
+
static void i915_set_framebuffer_state(struct pipe_context *pipe,
const struct pipe_framebuffer_state *fb)
@@ -742,21 +769,45 @@ static void i915_set_vertex_buffers(struct pipe_context *pipe,
draw_set_vertex_buffers(i915->draw, count, buffers);
}
-static void i915_set_vertex_elements(struct pipe_context *pipe,
- unsigned count,
- const struct pipe_vertex_element *elements)
+static void *
+i915_create_vertex_elements_state(struct pipe_context *pipe,
+ unsigned count,
+ const struct pipe_vertex_element *attribs)
+{
+ struct i915_velems_state *velems;
+ assert(count <= PIPE_MAX_ATTRIBS);
+ velems = (struct i915_velems_state *) MALLOC(sizeof(struct i915_velems_state));
+ if (velems) {
+ velems->count = count;
+ memcpy(velems->velem, attribs, sizeof(*attribs) * count);
+ }
+ return velems;
+}
+
+static void
+i915_bind_vertex_elements_state(struct pipe_context *pipe,
+ void *velems)
{
struct i915_context *i915 = i915_context(pipe);
+ struct i915_velems_state *i915_velems = (struct i915_velems_state *) velems;
+
/* Because we change state before the draw_set_vertex_buffers call
* we need a flush here, just to be sure.
*/
draw_flush(i915->draw);
- i915->num_vertex_elements = count;
/* pass-through to draw module */
- draw_set_vertex_elements(i915->draw, count, elements);
+ if (i915_velems) {
+ draw_set_vertex_elements(i915->draw,
+ i915_velems->count, i915_velems->velem);
+ }
}
+static void
+i915_delete_vertex_elements_state(struct pipe_context *pipe, void *velems)
+{
+ FREE( velems );
+}
void
i915_init_state_functions( struct i915_context *i915 )
@@ -782,6 +833,9 @@ i915_init_state_functions( struct i915_context *i915 )
i915->base.create_vs_state = i915_create_vs_state;
i915->base.bind_vs_state = i915_bind_vs_state;
i915->base.delete_vs_state = i915_delete_vs_state;
+ i915->base.create_vertex_elements_state = i915_create_vertex_elements_state;
+ i915->base.bind_vertex_elements_state = i915_bind_vertex_elements_state;
+ i915->base.delete_vertex_elements_state = i915_delete_vertex_elements_state;
i915->base.set_blend_color = i915_set_blend_color;
i915->base.set_stencil_ref = i915_set_stencil_ref;
@@ -791,8 +845,9 @@ i915_init_state_functions( struct i915_context *i915 )
i915->base.set_polygon_stipple = i915_set_polygon_stipple;
i915->base.set_scissor_state = i915_set_scissor_state;
- i915->base.set_fragment_sampler_textures = i915_set_sampler_textures;
+ i915->base.set_fragment_sampler_views = i915_set_fragment_sampler_views;
+ i915->base.create_sampler_view = i915_create_sampler_view;
+ i915->base.sampler_view_destroy = i915_sampler_view_destroy;
i915->base.set_viewport_state = i915_set_viewport_state;
i915->base.set_vertex_buffers = i915_set_vertex_buffers;
- i915->base.set_vertex_elements = i915_set_vertex_elements;
}
diff --git a/src/gallium/drivers/i915/i915_state_derived.c b/src/gallium/drivers/i915/i915_state_derived.c
index f5b0e9f011..0eb1e3f91a 100644
--- a/src/gallium/drivers/i915/i915_state_derived.c
+++ b/src/gallium/drivers/i915/i915_state_derived.c
@@ -157,10 +157,10 @@ void i915_update_derived( struct i915_context *i915 )
if (i915->dirty & (I915_NEW_RASTERIZER | I915_NEW_FS | I915_NEW_VS))
calculate_vertex_layout( i915 );
- if (i915->dirty & (I915_NEW_SAMPLER | I915_NEW_TEXTURE))
+ if (i915->dirty & (I915_NEW_SAMPLER | I915_NEW_SAMPLER_VIEW))
i915_update_samplers(i915);
- if (i915->dirty & I915_NEW_TEXTURE)
+ if (i915->dirty & I915_NEW_SAMPLER_VIEW)
i915_update_textures(i915);
if (i915->dirty)
diff --git a/src/gallium/drivers/i915/i915_state_emit.c b/src/gallium/drivers/i915/i915_state_emit.c
index 51f0ef12ba..d79c1ca0b2 100644
--- a/src/gallium/drivers/i915/i915_state_emit.c
+++ b/src/gallium/drivers/i915/i915_state_emit.c
@@ -290,7 +290,8 @@ i915_emit_hardware_state(struct i915_context *i915 )
OUT_BATCH(enabled);
for (unit = 0; unit < I915_TEX_UNITS; unit++) {
if (enabled & (1 << unit)) {
- struct intel_buffer *buf = i915->texture[unit]->buffer;
+ struct i915_texture *texture = (struct i915_texture *)i915->fragment_sampler_views[unit]->texture;
+ struct intel_buffer *buf = texture->buffer;
uint offset = 0;
assert(buf);
diff --git a/src/gallium/drivers/i915/i915_state_sampler.c b/src/gallium/drivers/i915/i915_state_sampler.c
index 9813290b51..d6da822549 100644
--- a/src/gallium/drivers/i915/i915_state_sampler.c
+++ b/src/gallium/drivers/i915/i915_state_sampler.c
@@ -144,20 +144,22 @@ void i915_update_samplers( struct i915_context *i915 )
i915->current.sampler_enable_nr = 0;
i915->current.sampler_enable_flags = 0x0;
- for (unit = 0; unit < i915->num_textures && unit < i915->num_samplers;
+ for (unit = 0; unit < i915->num_fragment_sampler_views && unit < i915->num_samplers;
unit++) {
/* determine unit enable/disable by looking for a bound texture */
/* could also examine the fragment program? */
- if (i915->texture[unit]) {
+ if (i915->fragment_sampler_views[unit]) {
+ struct i915_texture *texture = (struct i915_texture *)i915->fragment_sampler_views[unit]->texture;
+
update_sampler( i915,
unit,
i915->sampler[unit], /* sampler state */
- i915->texture[unit], /* texture */
+ texture, /* texture */
i915->current.sampler[unit] /* the result */
);
i915_update_texture( i915,
unit,
- i915->texture[unit], /* texture */
+ texture, /* texture */
i915->sampler[unit], /* sampler state */
i915->current.texbuffer[unit] );
@@ -281,14 +283,16 @@ i915_update_textures(struct i915_context *i915)
{
uint unit;
- for (unit = 0; unit < i915->num_textures && unit < i915->num_samplers;
+ for (unit = 0; unit < i915->num_fragment_sampler_views && unit < i915->num_samplers;
unit++) {
/* determine unit enable/disable by looking for a bound texture */
/* could also examine the fragment program? */
- if (i915->texture[unit]) {
+ if (i915->fragment_sampler_views[unit]) {
+ struct i915_texture *texture = (struct i915_texture *)i915->fragment_sampler_views[unit]->texture;
+
i915_update_texture( i915,
unit,
- i915->texture[unit], /* texture */
+ texture, /* texture */
i915->sampler[unit], /* sampler state */
i915->current.texbuffer[unit] );
}
diff --git a/src/gallium/drivers/i915/i915_texture.c b/src/gallium/drivers/i915/i915_texture.c
index 7ba222c78b..b252fb5330 100644
--- a/src/gallium/drivers/i915/i915_texture.c
+++ b/src/gallium/drivers/i915/i915_texture.c
@@ -96,7 +96,7 @@ i915_miptree_set_level_info(struct i915_texture *tex,
unsigned nr_images,
unsigned w, unsigned h, unsigned d)
{
- assert(level < PIPE_MAX_TEXTURE_LEVELS);
+ assert(level < Elements(tex->nr_images));
tex->nr_images[level] = nr_images;
@@ -219,12 +219,12 @@ i915_miptree_layout_2d(struct i915_texture *tex)
unsigned nblocksy = util_format_get_nblocksy(pt->format, pt->width0);
/* used for scanouts that need special layouts */
- if (pt->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY)
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_SCANOUT)
if (i915_scanout_layout(tex))
return;
- /* for shared buffers we use something very like scanout */
- if (pt->tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET)
+ /* shared buffers needs to be compatible with X servers */
+ if (pt->tex_usage & PIPE_TEXTURE_USAGE_SHARED)
if (i915_display_target_layout(tex))
return;
@@ -369,12 +369,12 @@ i945_miptree_layout_2d(struct i915_texture *tex)
unsigned nblocksy = util_format_get_nblocksy(pt->format, pt->height0);
/* used for scanouts that need special layouts */
- if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_PRIMARY)
+ if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_SCANOUT)
if (i915_scanout_layout(tex))
return;
- /* for shared buffers we use some very like scanout */
- if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET)
+ /* shared buffers needs to be compatible with X servers */
+ if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_SHARED)
if (i915_display_target_layout(tex))
return;
@@ -642,7 +642,7 @@ i915_texture_create(struct pipe_screen *screen,
/* for scanouts and cursors, cursors arn't scanouts */
- if (templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY && templat->width0 != 64)
+ if (templat->tex_usage & PIPE_TEXTURE_USAGE_SCANOUT && templat->width0 != 64)
buf_usage = INTEL_NEW_SCANOUT;
else
buf_usage = INTEL_NEW_TEXTURE;
@@ -673,19 +673,24 @@ fail:
}
static struct pipe_texture *
-i915_texture_blanket(struct pipe_screen * screen,
- const struct pipe_texture *base,
- const unsigned *stride,
- struct pipe_buffer *buffer)
+i915_texture_from_handle(struct pipe_screen * screen,
+ const struct pipe_texture *templat,
+ struct winsys_handle *whandle)
{
-#if 0
+ struct i915_screen *is = i915_screen(screen);
struct i915_texture *tex;
+ struct intel_winsys *iws = is->iws;
+ struct intel_buffer *buffer;
+ unsigned stride;
+
assert(screen);
+ buffer = iws->buffer_from_handle(iws, whandle, &stride);
+
/* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
+ if (templat->target != PIPE_TEXTURE_2D ||
+ templat->last_level != 0 ||
+ templat->depth0 != 1) {
return NULL;
}
@@ -693,23 +698,33 @@ i915_texture_blanket(struct pipe_screen * screen,
if (!tex)
return NULL;
- tex->base = *base;
+ tex->base = *templat;
pipe_reference_init(&tex->base.reference, 1);
tex->base.screen = screen;
- tex->stride = stride[0];
+ tex->stride = stride;
- i915_miptree_set_level_info(tex, 0, 1, base->width0, base->height0, 1);
+ i915_miptree_set_level_info(tex, 0, 1, templat->width0, templat->height0, 1);
i915_miptree_set_image_offset(tex, 0, 0, 0, 0);
- pipe_buffer_reference(&tex->buffer, buffer);
+ tex->buffer = buffer;
return &tex->base;
-#else
- return NULL;
-#endif
}
+static boolean
+i915_texture_get_handle(struct pipe_screen * screen,
+ struct pipe_texture *texture,
+ struct winsys_handle *whandle)
+{
+ struct i915_screen *is = i915_screen(screen);
+ struct i915_texture *tex = (struct i915_texture *)texture;
+ struct intel_winsys *iws = is->iws;
+
+ return iws->buffer_get_handle(iws, tex->buffer, whandle, tex->stride);
+}
+
+
static void
i915_texture_destroy(struct pipe_texture *pt)
{
@@ -723,7 +738,7 @@ i915_texture_destroy(struct pipe_texture *pt)
iws->buffer_destroy(iws, tex->buffer);
- for (i = 0; i < PIPE_MAX_TEXTURE_LEVELS; i++)
+ for (i = 0; i < Elements(tex->image_offset); i++)
if (tex->image_offset[i])
FREE(tex->image_offset[i]);
@@ -780,12 +795,12 @@ i915_tex_surface_destroy(struct pipe_surface *surf)
/*
- * Screen transfer functions
+ * Texture transfer functions
*/
-static struct pipe_transfer*
-i915_get_tex_transfer(struct pipe_screen *screen,
+static struct pipe_transfer *
+i915_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,
@@ -822,7 +837,7 @@ i915_get_tex_transfer(struct pipe_screen *screen,
}
static void *
-i915_transfer_map(struct pipe_screen *screen,
+i915_transfer_map(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
struct i915_texture *tex = (struct i915_texture *)transfer->texture;
@@ -844,7 +859,7 @@ i915_transfer_map(struct pipe_screen *screen,
}
static void
-i915_transfer_unmap(struct pipe_screen *screen,
+i915_transfer_unmap(struct pipe_context *pipe,
struct pipe_transfer *transfer)
{
struct i915_texture *tex = (struct i915_texture *)transfer->texture;
@@ -853,7 +868,8 @@ i915_transfer_unmap(struct pipe_screen *screen,
}
static void
-i915_tex_transfer_destroy(struct pipe_transfer *trans)
+i915_tex_transfer_destroy(struct pipe_context *pipe,
+ struct pipe_transfer *trans)
{
pipe_texture_reference(&trans->texture, NULL);
FREE(trans);
@@ -864,67 +880,22 @@ i915_tex_transfer_destroy(struct pipe_transfer *trans)
* Other texture functions
*/
+void
+i915_init_texture_functions(struct i915_context *i915 )
+{
+ i915->base.get_tex_transfer = i915_get_tex_transfer;
+ i915->base.transfer_map = i915_transfer_map;
+ i915->base.transfer_unmap = i915_transfer_unmap;
+ i915->base.tex_transfer_destroy = i915_tex_transfer_destroy;
+}
void
i915_init_screen_texture_functions(struct i915_screen *is)
{
is->base.texture_create = i915_texture_create;
- is->base.texture_blanket = i915_texture_blanket;
+ is->base.texture_from_handle = i915_texture_from_handle;
+ is->base.texture_get_handle = i915_texture_get_handle;
is->base.texture_destroy = i915_texture_destroy;
is->base.get_tex_surface = i915_get_tex_surface;
is->base.tex_surface_destroy = i915_tex_surface_destroy;
- is->base.get_tex_transfer = i915_get_tex_transfer;
- is->base.transfer_map = i915_transfer_map;
- is->base.transfer_unmap = i915_transfer_unmap;
- is->base.tex_transfer_destroy = i915_tex_transfer_destroy;
-}
-
-struct pipe_texture *
-i915_texture_blanket_intel(struct pipe_screen *screen,
- struct pipe_texture *base,
- unsigned stride,
- struct intel_buffer *buffer)
-{
- struct i915_texture *tex;
- assert(screen);
-
- /* Only supports one type */
- if (base->target != PIPE_TEXTURE_2D ||
- base->last_level != 0 ||
- base->depth0 != 1) {
- return NULL;
- }
-
- tex = CALLOC_STRUCT(i915_texture);
- if (!tex)
- return NULL;
-
- tex->base = *base;
- pipe_reference_init(&tex->base.reference, 1);
- tex->base.screen = screen;
-
- tex->stride = stride;
-
- i915_miptree_set_level_info(tex, 0, 1, base->width0, base->height0, 1);
- i915_miptree_set_image_offset(tex, 0, 0, 0, 0);
-
- tex->buffer = buffer;
-
- return &tex->base;
-}
-
-boolean
-i915_get_texture_buffer_intel(struct pipe_texture *texture,
- struct intel_buffer **buffer,
- unsigned *stride)
-{
- struct i915_texture *tex = (struct i915_texture *)texture;
-
- if (!texture)
- return FALSE;
-
- *stride = tex->stride;
- *buffer = tex->buffer;
-
- return TRUE;
}
diff --git a/src/gallium/drivers/i915/intel_winsys.h b/src/gallium/drivers/i915/intel_winsys.h
index b3a802b0e2..00fd0c1efe 100644
--- a/src/gallium/drivers/i915/intel_winsys.h
+++ b/src/gallium/drivers/i915/intel_winsys.h
@@ -33,6 +33,7 @@ struct intel_buffer;
struct intel_batchbuffer;
struct pipe_texture;
struct pipe_fence_handle;
+struct winsys_handle;
enum intel_buffer_usage
{
@@ -129,6 +130,25 @@ struct intel_winsys {
enum intel_buffer_type type);
/**
+ * Creates a buffer from a handle.
+ * Used to implement pipe_screen::texture_from_handle.
+ * Also provides the stride information needed for the
+ * texture via the stride argument.
+ */
+ struct intel_buffer *(*buffer_from_handle)(struct intel_winsys *iws,
+ struct winsys_handle *whandle,
+ unsigned *stride);
+
+ /**
+ * Used to implement pipe_screen::texture_get_handle.
+ * The winsys might need the stride information.
+ */
+ boolean (*buffer_get_handle)(struct intel_winsys *iws,
+ struct intel_buffer *buffer,
+ struct winsys_handle *whandle,
+ unsigned stride);
+
+ /**
* Fence a buffer with a fence reg.
* Not to be confused with pipe_fence_handle.
*/
@@ -204,23 +224,4 @@ struct intel_winsys {
struct pipe_screen *i915_create_screen(struct intel_winsys *iws, unsigned pci_id);
-/**
- * Get the intel_winsys buffer backing the texture.
- *
- * TODO UGLY
- */
-boolean i915_get_texture_buffer_intel(struct pipe_texture *texture,
- struct intel_buffer **buffer,
- unsigned *stride);
-
-/**
- * Wrap a intel_winsys buffer with a texture blanket.
- *
- * TODO UGLY
- */
-struct pipe_texture * i915_texture_blanket_intel(struct pipe_screen *screen,
- struct pipe_texture *tmplt,
- unsigned pitch,
- struct intel_buffer *buffer);
-
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-04 13:48:48 +0000