static void
intel_miptree_unmap_gtt(struct intel_context *intel,
struct intel_mipmap_tree *mt,
struct intel_miptree_map *map,
unsigned int level,
unsigned int slice)
{
intel_miptree_unmap_raw(intel, mt);
}
static void
intel_tex_unmap_image_for_swrast(struct intel_context *intel,
struct intel_texture_image *intel_image)
{
if (intel_image && intel_image->mt) {
intel_miptree_unmap_raw(intel, intel_image->mt);
intel_image->base.Map = NULL;
}
}
static void
intel_miptree_unmap_blit(struct intel_context *intel,
struct intel_mipmap_tree *mt,
struct intel_miptree_map *map,
unsigned int level,
unsigned int slice)
{
struct gl_context *ctx = &intel->ctx;
intel_miptree_unmap_raw(intel, map->mt);
if (map->mode & GL_MAP_WRITE_BIT) {
bool ok = intel_miptree_blit(intel,
map->mt, 0, 0,
0, 0, false,
mt, level, slice,
map->x, map->y, false,
map->w, map->h, GL_COPY);
WARN_ONCE(!ok, "Failed to blit from linear temporary mapping");
}
intel_miptree_release(&map->mt);
}
static bool
intel_blit_texsubimage(struct gl_context * ctx,
struct gl_texture_image *texImage,
GLint xoffset, GLint yoffset,
GLint width, GLint height,
GLenum format, GLenum type, const void *pixels,
const struct gl_pixelstore_attrib *packing)
{
struct intel_context *intel = intel_context(ctx);
struct intel_texture_image *intelImage = intel_texture_image(texImage);
/* Try to do a blit upload of the subimage if the texture is
* currently busy.
*/
if (!intelImage->mt)
return false;
/* The blitter can't handle Y tiling */
if (intelImage->mt->region->tiling == I915_TILING_Y)
return false;
if (texImage->TexObject->Target != GL_TEXTURE_2D)
return false;
if (!drm_intel_bo_busy(intelImage->mt->region->bo))
return false;
DBG("BLT subimage %s target %s level %d offset %d,%d %dx%d\n",
__func__,
_mesa_enum_to_string(texImage->TexObject->Target),
texImage->Level, xoffset, yoffset, width, height);
pixels = _mesa_validate_pbo_teximage(ctx, 2, width, height, 1,
format, type, pixels, packing,
"glTexSubImage");
if (!pixels)
return false;
struct intel_mipmap_tree *temp_mt =
intel_miptree_create(intel, GL_TEXTURE_2D, texImage->TexFormat,
0, 0,
width, height, 1,
false, INTEL_MIPTREE_TILING_NONE);
if (!temp_mt)
goto err;
GLubyte *dst = intel_miptree_map_raw(intel, temp_mt);
if (!dst)
goto err;
if (!_mesa_texstore(ctx, 2, texImage->_BaseFormat,
texImage->TexFormat,
temp_mt->region->pitch,
&dst,
width, height, 1,
format, type, pixels, packing)) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage");
}
intel_miptree_unmap_raw(temp_mt);
bool ret;
ret = intel_miptree_blit(intel,
temp_mt, 0, 0,
0, 0, false,
intelImage->mt, texImage->Level, texImage->Face,
xoffset, yoffset, false,
width, height, COLOR_LOGICOP_COPY);
assert(ret);
intel_miptree_release(&temp_mt);
_mesa_unmap_teximage_pbo(ctx, packing);
return ret;
err:
_mesa_error(ctx, GL_OUT_OF_MEMORY, "intelTexSubImage");
intel_miptree_release(&temp_mt);
_mesa_unmap_teximage_pbo(ctx, packing);
return false;
}
static void
intel_miptree_unmap_gtt(struct intel_mipmap_tree *mt)
{
intel_miptree_unmap_raw(mt);
}
