#include <stdio.h>
#include "main/bufferobj.h"
#include "main/enums.h"
+#include "main/errors.h"
#include "main/fbobject.h"
#include "main/formats.h"
#include "main/format_utils.h"
#include "main/pbo.h"
#include "main/pixeltransfer.h"
#include "main/texcompress.h"
+#include "main/texcompress_astc.h"
#include "main/texcompress_etc.h"
#include "main/texgetimage.h"
#include "main/teximage.h"
#include "state_tracker/st_cb_flush.h"
#include "state_tracker/st_cb_texture.h"
#include "state_tracker/st_cb_bufferobjects.h"
+#include "state_tracker/st_cb_memoryobjects.h"
#include "state_tracker/st_format.h"
#include "state_tracker/st_pbo.h"
#include "state_tracker/st_texture.h"
st_NewTextureObject(struct gl_context * ctx, GLuint name, GLenum target)
{
struct st_texture_object *obj = ST_CALLOC_STRUCT(st_texture_object);
+ if (!obj)
+ return NULL;
+
+ /* Pre-allocate a sampler views container to save a branch in the fast path. */
+ obj->sampler_views = calloc(1, sizeof(struct st_sampler_views) + sizeof(struct st_sampler_view));
+ if (!obj->sampler_views) {
+ free(obj);
+ return NULL;
+ }
+ obj->sampler_views->max = 1;
DBG("%s\n", __func__);
_mesa_initialize_texture_object(ctx, &obj->base, name, target);
+ simple_mtx_init(&obj->validate_mutex, mtx_plain);
obj->needs_validation = true;
return &obj->base;
pipe_resource_reference(&stObj->pt, NULL);
st_texture_release_all_sampler_views(st, stObj);
st_texture_free_sampler_views(stObj);
+ simple_mtx_destroy(&stObj->validate_mutex);
_mesa_delete_texture_object(ctx, texObj);
}
stImage->transfer = NULL;
stImage->num_transfers = 0;
- if (stImage->etc_data) {
- free(stImage->etc_data);
- stImage->etc_data = NULL;
+ if (stImage->compressed_data) {
+ free(stImage->compressed_data);
+ stImage->compressed_data = NULL;
}
/* if the texture image is being deallocated, the structure of the
}
bool
-st_etc_fallback(struct st_context *st, struct gl_texture_image *texImage)
+st_compressed_format_fallback(struct st_context *st, mesa_format format)
{
- return (_mesa_is_format_etc2(texImage->TexFormat) && !st->has_etc2) ||
- (texImage->TexFormat == MESA_FORMAT_ETC1_RGB8 && !st->has_etc1);
+ if (format == MESA_FORMAT_ETC1_RGB8)
+ return !st->has_etc1;
+
+ if (_mesa_is_format_etc2(format))
+ return !st->has_etc2;
+
+ if (_mesa_is_format_astc_2d(format))
+ return !st->has_astc_2d_ldr;
+
+ return false;
}
static void
-etc_fallback_allocate(struct st_context *st, struct st_texture_image *stImage)
+compressed_tex_fallback_allocate(struct st_context *st,
+ struct st_texture_image *stImage)
{
struct gl_texture_image *texImage = &stImage->base;
- if (!st_etc_fallback(st, texImage))
+ if (!st_compressed_format_fallback(st, texImage->TexFormat))
return;
- if (stImage->etc_data)
- free(stImage->etc_data);
+ if (stImage->compressed_data)
+ free(stImage->compressed_data);
unsigned data_size = _mesa_format_image_size(texImage->TexFormat,
texImage->Width2,
texImage->Height2,
texImage->Depth2);
- stImage->etc_data =
+ stImage->compressed_data =
malloc(data_size * _mesa_num_tex_faces(texImage->TexObject->Target));
}
{
struct st_context *st = st_context(ctx);
struct st_texture_image *stImage = st_texture_image(texImage);
- unsigned pipeMode;
GLubyte *map;
struct pipe_transfer *transfer;
- pipeMode = 0x0;
- if (mode & GL_MAP_READ_BIT)
- pipeMode |= PIPE_TRANSFER_READ;
- if (mode & GL_MAP_WRITE_BIT)
- pipeMode |= PIPE_TRANSFER_WRITE;
- if (mode & GL_MAP_INVALIDATE_RANGE_BIT)
- pipeMode |= PIPE_TRANSFER_DISCARD_RANGE;
+ /* Check for unexpected flags */
+ assert((mode & ~(GL_MAP_READ_BIT |
+ GL_MAP_WRITE_BIT |
+ GL_MAP_INVALIDATE_RANGE_BIT)) == 0);
- map = st_texture_image_map(st, stImage, pipeMode, x, y, slice, w, h, 1,
+ const enum pipe_transfer_usage transfer_flags =
+ st_access_flags_to_transfer_flags(mode, false);
+
+ map = st_texture_image_map(st, stImage, transfer_flags, x, y, slice, w, h, 1,
&transfer);
if (map) {
- if (st_etc_fallback(st, texImage)) {
- /* ETC isn't supported by all gallium drivers, where it's represented
- * by uncompressed formats. We store the compressed data (as it's
- * needed for image copies in OES_copy_image), and decompress as
- * necessary in Unmap.
+ if (st_compressed_format_fallback(st, texImage->TexFormat)) {
+ /* Some compressed formats don't have to be supported by drivers,
+ * and st/mesa transparently handles decompression on upload (Unmap),
+ * so that drivers don't see the compressed formats.
*
- * Note: all ETC1/ETC2 formats have 4x4 block sizes.
+ * We store the compressed data (it's needed for glGetCompressedTex-
+ * Image and image copies in OES_copy_image).
*/
unsigned z = transfer->box.z;
struct st_texture_image_transfer *itransfer = &stImage->transfer[z];
- unsigned bytes = _mesa_get_format_bytes(texImage->TexFormat);
+ unsigned blk_w, blk_h;
+ _mesa_get_format_block_size(texImage->TexFormat, &blk_w, &blk_h);
+
+ unsigned y_blocks = DIV_ROUND_UP(texImage->Height2, blk_h);
unsigned stride = *rowStrideOut = itransfer->temp_stride =
_mesa_format_row_stride(texImage->TexFormat, texImage->Width2);
+ unsigned block_size = _mesa_get_format_bytes(texImage->TexFormat);
+
*mapOut = itransfer->temp_data =
- stImage->etc_data + ((x / 4) * bytes + (y / 4) * stride) +
- z * stride * texImage->Height2 / 4;
+ stImage->compressed_data +
+ (z * y_blocks + (y / blk_h)) * stride +
+ (x / blk_w) * block_size;
itransfer->map = map;
}
else {
struct st_context *st = st_context(ctx);
struct st_texture_image *stImage = st_texture_image(texImage);
- if (st_etc_fallback(st, texImage)) {
- /* Decompress the ETC texture to the mapped one. */
+ if (st_compressed_format_fallback(st, texImage->TexFormat)) {
+ /* Decompress the compressed image on upload if the driver doesn't
+ * support the compressed format. */
unsigned z = slice + stImage->base.Face;
struct st_texture_image_transfer *itransfer = &stImage->transfer[z];
struct pipe_transfer *transfer = itransfer->transfer;
itransfer->temp_data,
itransfer->temp_stride,
transfer->box.width, transfer->box.height);
- }
- else {
+ } else if (_mesa_is_format_etc2(texImage->TexFormat)) {
+ bool bgra = stImage->pt->format == PIPE_FORMAT_B8G8R8A8_SRGB;
_mesa_unpack_etc2_format(itransfer->map, transfer->stride,
+ itransfer->temp_data, itransfer->temp_stride,
+ transfer->box.width, transfer->box.height,
+ texImage->TexFormat,
+ bgra);
+ } else if (_mesa_is_format_astc_2d(texImage->TexFormat)) {
+ _mesa_unpack_astc_2d_ldr(itransfer->map, transfer->stride,
itransfer->temp_data, itransfer->temp_stride,
transfer->box.width, transfer->box.height,
texImage->TexFormat);
+ } else {
+ unreachable("unexpected format for a compressed format fallback");
}
}
else
bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
- if (screen->is_format_supported(screen, format, target, 0, bindings))
+ if (screen->is_format_supported(screen, format, target, 0, 0, bindings))
return bindings;
else {
/* Try non-sRGB. */
format = util_format_linear(format);
- if (screen->is_format_supported(screen, format, target, 0, bindings))
+ if (screen->is_format_supported(screen, format, target, 0, 0, bindings))
return bindings;
else
return PIPE_BIND_SAMPLER_VIEW;
stObj->needs_validation = true;
- etc_fallback_allocate(st, stImage);
+ compressed_tex_fallback_allocate(st, stImage);
/* Look if the parent texture object has space for this image */
if (stObj->pt &&
const GLuint level = texImage->Level;
mesa_format texFormat;
- _mesa_clear_texture_object(ctx, texObj);
+ assert(!st_texture_image(texImage)->pt);
+ _mesa_clear_texture_object(ctx, texObj, texImage);
+ stObj->layer_override = 0;
+ stObj->level_override = 0;
pipe_resource_reference(&stObj->pt, NULL);
/* oops, need to init this image again */
if (dst_format != orig_dst_format &&
!screen->is_format_supported(screen, dst_format, PIPE_TEXTURE_2D, 0,
- PIPE_BIND_RENDER_TARGET)) {
+ 0, PIPE_BIND_RENDER_TARGET)) {
return false;
}
}
if (!src_format ||
- !screen->is_format_supported(screen, src_format, PIPE_BUFFER, 0,
+ !screen->is_format_supported(screen, src_format, PIPE_BUFFER, 0, 0,
PIPE_BIND_SAMPLER_VIEW)) {
return false;
}
dst_level = texImage->TexObject->MinLevel + texImage->Level;
assert(!_mesa_is_format_etc2(texImage->TexFormat) &&
+ !_mesa_is_format_astc_2d(texImage->TexFormat) &&
texImage->TexFormat != MESA_FORMAT_ETC1_RGB8);
if (!dst)
if (!dst_format ||
!screen->is_format_supported(screen, dst_format, dst->target,
- dst->nr_samples, bind)) {
+ dst->nr_samples, dst->nr_storage_samples,
+ bind)) {
goto fallback;
}
/* Check for NPOT texture support. */
if (!screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES) &&
- (!util_is_power_of_two(src_templ.width0) ||
- !util_is_power_of_two(src_templ.height0) ||
- !util_is_power_of_two(src_templ.depth0))) {
+ (!util_is_power_of_two_or_zero(src_templ.width0) ||
+ !util_is_power_of_two_or_zero(src_templ.height0) ||
+ !util_is_power_of_two_or_zero(src_templ.depth0))) {
goto fallback;
}
if (!_mesa_is_bufferobj(ctx->Unpack.BufferObj))
goto fallback;
- if (st_etc_fallback(st, texImage)) {
- /* ETC isn't supported and is represented by uncompressed formats. */
+ if (st_compressed_format_fallback(st, texImage->TexFormat))
goto fallback;
- }
if (!dst) {
goto fallback;
goto fallback;
}
- if (!screen->is_format_supported(screen, copy_format, PIPE_BUFFER, 0,
+ if (!screen->is_format_supported(screen, copy_format, PIPE_BUFFER, 0, 0,
PIPE_BIND_SAMPLER_VIEW)) {
goto fallback;
}
if (!screen->is_format_supported(screen, copy_format, dst->target,
- dst->nr_samples, PIPE_BIND_RENDER_TARGET)) {
+ dst->nr_samples, dst->nr_storage_samples,
+ PIPE_BIND_RENDER_TARGET)) {
goto fallback;
}
boolean done = FALSE;
assert(!_mesa_is_format_etc2(texImage->TexFormat) &&
+ !_mesa_is_format_astc_2d(texImage->TexFormat) &&
texImage->TexFormat != MESA_FORMAT_ETC1_RGB8);
st_flush_bitmap_cache(st);
if (!src_format ||
!screen->is_format_supported(screen, src_format, src->target,
- src->nr_samples,
+ src->nr_samples, src->nr_storage_samples,
PIPE_BIND_SAMPLER_VIEW)) {
goto fallback;
}
case PIPE_FORMAT_RGTC1_UNORM:
case PIPE_FORMAT_RGTC2_UNORM:
case PIPE_FORMAT_ETC1_RGB8:
+ case PIPE_FORMAT_ETC2_RGB8:
+ case PIPE_FORMAT_ETC2_RGB8A1:
+ case PIPE_FORMAT_ETC2_RGBA8:
+ case PIPE_FORMAT_ASTC_4x4:
+ case PIPE_FORMAT_ASTC_5x4:
+ case PIPE_FORMAT_ASTC_5x5:
+ case PIPE_FORMAT_ASTC_6x5:
+ case PIPE_FORMAT_ASTC_6x6:
+ case PIPE_FORMAT_ASTC_8x5:
+ case PIPE_FORMAT_ASTC_8x6:
+ case PIPE_FORMAT_ASTC_8x8:
+ case PIPE_FORMAT_ASTC_10x5:
+ case PIPE_FORMAT_ASTC_10x6:
+ case PIPE_FORMAT_ASTC_10x8:
+ case PIPE_FORMAT_ASTC_10x10:
+ case PIPE_FORMAT_ASTC_12x10:
+ case PIPE_FORMAT_ASTC_12x12:
case PIPE_FORMAT_BPTC_RGBA_UNORM:
dst_glformat = GL_RGBA8;
break;
goto fallback;
dst_glformat = GL_RGBA32F;
break;
+ case PIPE_FORMAT_ETC2_R11_UNORM:
+ if (!screen->is_format_supported(screen, PIPE_FORMAT_R16_UNORM,
+ pipe_target, 0, 0, bind))
+ goto fallback;
+ dst_glformat = GL_R16;
+ break;
+ case PIPE_FORMAT_ETC2_R11_SNORM:
+ if (!screen->is_format_supported(screen, PIPE_FORMAT_R16_SNORM,
+ pipe_target, 0, 0, bind))
+ goto fallback;
+ dst_glformat = GL_R16_SNORM;
+ break;
+ case PIPE_FORMAT_ETC2_RG11_UNORM:
+ if (!screen->is_format_supported(screen, PIPE_FORMAT_R16G16_UNORM,
+ pipe_target, 0, 0, bind))
+ goto fallback;
+ dst_glformat = GL_RG16;
+ break;
+ case PIPE_FORMAT_ETC2_RG11_SNORM:
+ if (!screen->is_format_supported(screen, PIPE_FORMAT_R16G16_SNORM,
+ pipe_target, 0, 0, bind))
+ goto fallback;
+ dst_glformat = GL_RG16_SNORM;
+ break;
default:
assert(0);
goto fallback;
pipe->transfer_unmap(pipe, src_trans);
}
+static bool
+st_can_copyteximage_using_blit(const struct gl_texture_image *texImage,
+ const struct gl_renderbuffer *rb)
+{
+ GLenum tex_baseformat = _mesa_get_format_base_format(texImage->TexFormat);
+
+ /* We don't blit to a teximage where the GL base format doesn't match the
+ * texture's chosen format, except in the case of a GL_RGB texture
+ * represented with GL_RGBA (where the alpha channel is just being
+ * dropped).
+ */
+ if (texImage->_BaseFormat != tex_baseformat &&
+ ((texImage->_BaseFormat != GL_RGB || tex_baseformat != GL_RGBA))) {
+ return false;
+ }
+
+ /* We can't blit from a RB where the GL base format doesn't match the RB's
+ * chosen format (for example, GL RGB or ALPHA with rb->Format of an RGBA
+ * type, because the other channels will be undefined).
+ */
+ if (rb->_BaseFormat != _mesa_get_format_base_format(rb->Format))
+ return false;
+
+ return true;
+}
/**
* Do a CopyTex[Sub]Image1/2/3D() using a hardware (blit) path if possible.
st_invalidate_readpix_cache(st);
assert(!_mesa_is_format_etc2(texImage->TexFormat) &&
+ !_mesa_is_format_astc_2d(texImage->TexFormat) &&
texImage->TexFormat != MESA_FORMAT_ETC1_RGB8);
if (!strb || !strb->surface || !stImage->pt) {
goto fallback;
}
- /* The base internal format must match the mesa format, so make sure
- * e.g. an RGB internal format is really allocated as RGB and not as RGBA.
- */
- if (texImage->_BaseFormat !=
- _mesa_get_format_base_format(texImage->TexFormat) ||
- rb->_BaseFormat != _mesa_get_format_base_format(rb->Format)) {
+ if (!st_can_copyteximage_using_blit(texImage, rb)) {
goto fallback;
}
if (!dst_format ||
!screen->is_format_supported(screen, dst_format, stImage->pt->target,
- stImage->pt->nr_samples, bind)) {
+ stImage->pt->nr_samples,
+ stImage->pt->nr_storage_samples, bind)) {
goto fallback;
}
{
/* debug checks */
{
- const struct gl_texture_image *dstImage =
+ const struct gl_texture_image MAYBE_UNUSED *dstImage =
stObj->base.Image[stImage->base.Face][dstLevel];
assert(dstImage);
assert(dstImage->Width == stImage->base.Width);
if (tObj->Immutable)
return GL_TRUE;
- if (_mesa_is_texture_complete(tObj, &tObj->Sampler)) {
- /* The texture is complete and we know exactly how many mipmap levels
- * are present/needed. This is conditional because we may be called
- * from the st_generate_mipmap() function when the texture object is
- * incomplete. In that case, we'll have set stObj->lastLevel before
- * we get here.
- */
- if (stObj->base.Sampler.MinFilter == GL_LINEAR ||
- stObj->base.Sampler.MinFilter == GL_NEAREST)
- stObj->lastLevel = stObj->base.BaseLevel;
- else
- stObj->lastLevel = stObj->base._MaxLevel;
- }
-
- firstImage = st_texture_image_const(stObj->base.Image[cubeMapFace][stObj->base.BaseLevel]);
- assert(firstImage);
+ if (tObj->_MipmapComplete)
+ stObj->lastLevel = stObj->base._MaxLevel;
+ else if (tObj->_BaseComplete)
+ stObj->lastLevel = stObj->base.BaseLevel;
/* Skip the loop over images in the common case of no images having
* changed. But if the GL_BASE_LEVEL or GL_MAX_LEVEL change to something we
return GL_TRUE;
}
+ /* If this texture comes from a window system, there is nothing else to do. */
+ if (stObj->surface_based) {
+ return GL_TRUE;
+ }
+
+ firstImage = st_texture_image_const(stObj->base.Image[cubeMapFace][stObj->base.BaseLevel]);
+ assert(firstImage);
+
/* If both firstImage and stObj point to a texture which can contain
* all active images, favour firstImage. Note that because of the
* completeness requirement, we know that the image dimensions
st_texture_release_all_sampler_views(st, stObj);
}
- /* If this texture comes from a window system, there is nothing else to do. */
- if (stObj->surface_based) {
- return GL_TRUE;
- }
-
/* Find gallium format for the Mesa texture */
firstImageFormat =
st_mesa_format_to_pipe_format(st, firstImage->base.TexFormat);
return GL_TRUE;
}
+/**
+ * Allocate a new pipe_resource object
+ * width0, height0, depth0 are the dimensions of the level 0 image
+ * (the highest resolution). last_level indicates how many mipmap levels
+ * to allocate storage for. For non-mipmapped textures, this will be zero.
+ */
+static struct pipe_resource *
+st_texture_create_from_memory(struct st_context *st,
+ struct st_memory_object *memObj,
+ GLuint64 offset,
+ enum pipe_texture_target target,
+ enum pipe_format format,
+ GLuint last_level,
+ GLuint width0,
+ GLuint height0,
+ GLuint depth0,
+ GLuint layers,
+ GLuint nr_samples,
+ GLuint bind )
+{
+ struct pipe_resource pt, *newtex;
+ struct pipe_screen *screen = st->pipe->screen;
+
+ assert(target < PIPE_MAX_TEXTURE_TYPES);
+ assert(width0 > 0);
+ assert(height0 > 0);
+ assert(depth0 > 0);
+ if (target == PIPE_TEXTURE_CUBE)
+ assert(layers == 6);
+
+ DBG("%s target %d format %s last_level %d\n", __func__,
+ (int) target, util_format_name(format), last_level);
+
+ assert(format);
+ assert(screen->is_format_supported(screen, format, target, 0, 0,
+ PIPE_BIND_SAMPLER_VIEW));
+
+ memset(&pt, 0, sizeof(pt));
+ pt.target = target;
+ pt.format = format;
+ pt.last_level = last_level;
+ pt.width0 = width0;
+ pt.height0 = height0;
+ pt.depth0 = depth0;
+ pt.array_size = layers;
+ pt.usage = PIPE_USAGE_DEFAULT;
+ pt.bind = bind;
+ /* only set this for OpenGL textures, not renderbuffers */
+ pt.flags = PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY;
+ pt.nr_samples = nr_samples;
+ pt.nr_storage_samples = nr_samples;
+
+ newtex = screen->resource_from_memobj(screen, &pt, memObj->memory, offset);
+
+ assert(!newtex || pipe_is_referenced(&newtex->reference));
+
+ return newtex;
+}
/**
- * Called via ctx->Driver.AllocTextureStorage() to allocate texture memory
- * for a whole mipmap stack.
+ * Allocate texture memory for a whole mipmap stack.
+ * Note: for multisample textures if the requested sample count is not
+ * supported, we search for the next higher supported sample count.
*/
static GLboolean
-st_AllocTextureStorage(struct gl_context *ctx,
- struct gl_texture_object *texObj,
- GLsizei levels, GLsizei width,
- GLsizei height, GLsizei depth)
+st_texture_storage(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth,
+ struct gl_memory_object *memObj,
+ GLuint64 offset)
{
const GLuint numFaces = _mesa_num_tex_faces(texObj->Target);
struct gl_texture_image *texImage = texObj->Image[0][0];
struct st_context *st = st_context(ctx);
struct st_texture_object *stObj = st_texture_object(texObj);
+ struct st_memory_object *smObj = st_memory_object(memObj);
struct pipe_screen *screen = st->pipe->screen;
unsigned ptWidth, bindings;
uint16_t ptHeight, ptDepth, ptLayers;
bindings = default_bindings(st, fmt);
- /* Raise the sample count if the requested one is unsupported. */
- if (num_samples > 1) {
+ if (num_samples > 0) {
+ /* Find msaa sample count which is actually supported. For example,
+ * if the user requests 1x but only 4x or 8x msaa is supported, we'll
+ * choose 4x here.
+ */
+ enum pipe_texture_target ptarget = gl_target_to_pipe(texObj->Target);
boolean found = FALSE;
+ if (ctx->Const.MaxSamples > 1 && num_samples == 1) {
+ /* don't try num_samples = 1 with drivers that support real msaa */
+ num_samples = 2;
+ }
+
for (; num_samples <= ctx->Const.MaxSamples; num_samples++) {
- if (screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D,
- num_samples,
+ if (screen->is_format_supported(screen, fmt, ptarget,
+ num_samples, num_samples,
PIPE_BIND_SAMPLER_VIEW)) {
/* Update the sample count in gl_texture_image as well. */
texImage->NumSamples = num_samples;
width, height, depth,
&ptWidth, &ptHeight, &ptDepth, &ptLayers);
- stObj->pt = st_texture_create(st,
- gl_target_to_pipe(texObj->Target),
- fmt,
- levels - 1,
- ptWidth,
- ptHeight,
- ptDepth,
- ptLayers, num_samples,
- bindings);
+ if (smObj) {
+ stObj->pt = st_texture_create_from_memory(st,
+ smObj,
+ offset,
+ gl_target_to_pipe(texObj->Target),
+ fmt,
+ levels - 1,
+ ptWidth,
+ ptHeight,
+ ptDepth,
+ ptLayers, num_samples,
+ bindings);
+ }
+ else {
+ stObj->pt = st_texture_create(st,
+ gl_target_to_pipe(texObj->Target),
+ fmt,
+ levels - 1,
+ ptWidth,
+ ptHeight,
+ ptDepth,
+ ptLayers, num_samples,
+ bindings);
+ }
+
if (!stObj->pt)
return GL_FALSE;
st_texture_image(texObj->Image[face][level]);
pipe_resource_reference(&stImage->pt, stObj->pt);
- etc_fallback_allocate(st, stImage);
+ compressed_tex_fallback_allocate(st, stImage);
}
}
return GL_TRUE;
}
+/**
+ * Called via ctx->Driver.AllocTextureStorage() to allocate texture memory
+ * for a whole mipmap stack.
+ */
+static GLboolean
+st_AllocTextureStorage(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth)
+{
+ return st_texture_storage(ctx, texObj, levels,
+ width, height, depth,
+ NULL, 0);
+}
+
static GLboolean
st_TestProxyTexImage(struct gl_context *ctx, GLenum target,
pt.target = gl_target_to_pipe(target);
pt.format = st_mesa_format_to_pipe_format(st, format);
pt.nr_samples = numSamples;
+ pt.nr_storage_samples = numSamples;
st_gl_texture_dims_to_pipe_dims(target,
width, height, depth,
return GL_TRUE;
}
+
+/**
+ * Find the mipmap level in 'pt' which matches the level described by
+ * 'texImage'.
+ */
+static unsigned
+find_mipmap_level(const struct gl_texture_image *texImage,
+ const struct pipe_resource *pt)
+{
+ const GLenum target = texImage->TexObject->Target;
+ GLint texWidth = texImage->Width;
+ GLint texHeight = texImage->Height;
+ GLint texDepth = texImage->Depth;
+ unsigned level, w;
+ uint16_t h, d, layers;
+
+ st_gl_texture_dims_to_pipe_dims(target, texWidth, texHeight, texDepth,
+ &w, &h, &d, &layers);
+
+ for (level = 0; level <= pt->last_level; level++) {
+ if (u_minify(pt->width0, level) == w &&
+ u_minify(pt->height0, level) == h &&
+ u_minify(pt->depth0, level) == d) {
+ return level;
+ }
+ }
+
+ /* If we get here, there must be some sort of inconsistency between
+ * the Mesa texture object/images and the gallium resource.
+ */
+ debug_printf("Inconsistent textures in find_mipmap_level()\n");
+
+ return texImage->Level;
+}
+
+
static void
st_ClearTexSubImage(struct gl_context *ctx,
struct gl_texture_image *texImage,
const void *clearValue)
{
static const char zeros[16] = {0};
+ struct gl_texture_object *texObj = texImage->TexObject;
struct st_texture_image *stImage = st_texture_image(texImage);
struct pipe_resource *pt = stImage->pt;
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
- unsigned level = texImage->Level;
+ unsigned level;
struct pipe_box box;
if (!pt)
u_box_3d(xoffset, yoffset, zoffset + texImage->Face,
width, height, depth, &box);
- if (texImage->TexObject->Immutable) {
- level += texImage->TexObject->MinLevel;
- box.z += texImage->TexObject->MinLayer;
+ if (texObj->Immutable) {
+ /* The texture object has to be consistent (no "loose", per-image
+ * gallium resources). If this texture is a view into another
+ * texture, we have to apply the MinLevel/Layer offsets. If this is
+ * not a texture view, the offsets will be zero.
+ */
+ assert(stImage->pt == st_texture_object(texObj)->pt);
+ level = texImage->Level + texObj->MinLevel;
+ box.z += texObj->MinLayer;
}
+ else {
+ /* Texture level sizes may be inconsistent. We my have "loose",
+ * per-image gallium resources. The texImage->Level may not match
+ * the gallium resource texture level.
+ */
+ level = find_mipmap_level(texImage, pt);
+ }
+
+ assert(level <= pt->last_level);
pipe->clear_texture(pipe, pt, level, &box, clearValue ? clearValue : zeros);
}
}
}
+static GLboolean
+st_SetTextureStorageForMemoryObject(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ struct gl_memory_object *memObj,
+ GLsizei levels, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLuint64 offset)
+{
+ return st_texture_storage(ctx, texObj, levels,
+ width, height, depth,
+ memObj, offset);
+}
static GLuint64
st_NewTextureHandle(struct gl_context *ctx, struct gl_texture_object *texObj,
if (!st_finalize_texture(ctx, pipe, texObj, 0))
return 0;
- st_convert_sampler(st, texObj, sampObj, &sampler);
- view = st_get_texture_sampler_view_from_stobj(st, stObj, sampObj, 0);
+ st_convert_sampler(st, texObj, sampObj, 0, &sampler);
+
+ /* TODO: Clarify the interaction of ARB_bindless_texture and EXT_texture_sRGB_decode */
+ view = st_get_texture_sampler_view_from_stobj(st, stObj, sampObj, 0, true);
} else {
view = st_get_buffer_sampler_view_from_stobj(st, stObj);
}
/* compressed texture functions */
functions->CompressedTexImage = st_CompressedTexImage;
- functions->GetCompressedTexSubImage = _mesa_GetCompressedTexSubImage_sw;
functions->NewTextureObject = st_NewTextureObject;
functions->NewTextureImage = st_NewTextureImage;
functions->NewImageHandle = st_NewImageHandle;
functions->DeleteImageHandle = st_DeleteImageHandle;
functions->MakeImageHandleResident = st_MakeImageHandleResident;
+
+ /* external object functions */
+ functions->SetTextureStorageForMemoryObject = st_SetTextureStorageForMemoryObject;
}