/** Check if given image is valid within current texture object.
*/
static void teximage_assign_miptree(radeonContextPtr rmesa,
struct gl_texture_object *texObj,
struct gl_texture_image *texImage)
{
radeonTexObj *t = radeon_tex_obj(texObj);
radeon_texture_image* image = get_radeon_texture_image(texImage);
/* Try using current miptree, or create new if there isn't any */
if (!t->mt || !radeon_miptree_matches_image(t->mt, texImage)) {
radeon_miptree_unreference(&t->mt);
t->mt = radeon_miptree_create_for_teximage(rmesa,
texObj,
texImage);
radeon_print(RADEON_TEXTURE, RADEON_NORMAL,
"%s: texObj %p, texImage %p, "
"texObj miptree doesn't match, allocated new miptree %p\n",
__FUNCTION__, texObj, texImage, t->mt);
}
/* Miptree alocation may have failed,
* when there was no image for baselevel specified */
if (t->mt) {
radeon_miptree_reference(t->mt, &image->mt);
} else
radeon_print(RADEON_TEXTURE, RADEON_VERBOSE,
"%s Failed to allocate miptree.\n", __func__);
}
static void teximage_assign_miptree(radeonContextPtr rmesa,
struct gl_texture_object *texObj,
struct gl_texture_image *texImage,
unsigned face,
unsigned level)
{
radeonTexObj *t = radeon_tex_obj(texObj);
radeon_texture_image* image = get_radeon_texture_image(texImage);
/* Since miptree holds only images for levels <BaseLevel..MaxLevel>
* don't allocate the miptree if the teximage won't fit.
*/
if (!image_matches_texture_obj(texObj, texImage, level))
return;
/* Try using current miptree, or create new if there isn't any */
if (!t->mt || !radeon_miptree_matches_image(t->mt, texImage, face, level)) {
radeon_miptree_unreference(&t->mt);
radeon_try_alloc_miptree(rmesa, t);
radeon_print(RADEON_TEXTURE, RADEON_NORMAL,
"%s: texObj %p, texImage %p, face %d, level %d, "
"texObj miptree doesn't match, allocated new miptree %p\n",
__FUNCTION__, texObj, texImage, face, level, t->mt);
}
/* Miptree alocation may have failed,
* when there was no image for baselevel specified */
if (t->mt) {
image->mtface = face;
image->mtlevel = level;
radeon_miptree_reference(t->mt, &image->mt);
} else
radeon_print(RADEON_TEXTURE, RADEON_VERBOSE,
"%s Failed to allocate miptree.\n", __func__);
}
void radeon_image_target_texture_2d(struct gl_context *ctx, GLenum target,
struct gl_texture_object *texObj,
struct gl_texture_image *texImage,
GLeglImageOES image_handle)
{
radeonContextPtr radeon = RADEON_CONTEXT(ctx);
radeonTexObj *t = radeon_tex_obj(texObj);
radeon_texture_image *radeonImage = get_radeon_texture_image(texImage);
__DRIscreen *screen;
__DRIimage *image;
screen = radeon->dri.screen;
image = screen->dri2.image->lookupEGLImage(screen, image_handle,
screen->loaderPrivate);
if (image == NULL)
return;
radeonFreeTextureImageBuffer(ctx, texImage);
texImage->Width = image->width;
texImage->Height = image->height;
texImage->Depth = 1;
texImage->_BaseFormat = GL_RGBA;
texImage->TexFormat = image->format;
radeonImage->base.RowStride = image->pitch;
texImage->InternalFormat = image->internal_format;
if(t->mt)
{
radeon_miptree_unreference(&t->mt);
t->mt = NULL;
}
/* NOTE: The following is *very* ugly and will probably break. But
I don't know how to deal with it, without creating a whole new
function like radeon_miptree_from_bo() so I'm going with the
easy but error-prone way. */
radeon_try_alloc_miptree(radeon, t);
radeon_miptree_reference(t->mt, &radeonImage->mt);
if (t->mt == NULL)
{
radeon_print(RADEON_TEXTURE, RADEON_VERBOSE,
"%s Failed to allocate miptree.\n", __func__);
return;
}
/* Particularly ugly: this is guaranteed to break, if image->bo is
not of the required size for a miptree. */
radeon_bo_unref(t->mt->bo);
radeon_bo_ref(image->bo);
t->mt->bo = image->bo;
if (!radeon_miptree_matches_image(t->mt, &radeonImage->base.Base))
fprintf(stderr, "miptree doesn't match image\n");
}
