- jit_tex->base = lp_tex->linear_img.data;
- }
- for (j = view->u.tex.first_level; j <= tex->last_level; j++) {
- mip_ptr = llvmpipe_get_texture_image_all(lp_tex, j,
- LP_TEX_USAGE_READ,
- LP_TEX_LAYOUT_LINEAR);
- jit_tex->mip_offsets[j] = (uint8_t *)mip_ptr - (uint8_t *)jit_tex->base;
- /*
- * could get mip offset directly but need call above to
- * invoke tiled->linear conversion.
- */
- assert(lp_tex->linear_mip_offsets[j] == jit_tex->mip_offsets[j]);
- jit_tex->row_stride[j] = lp_tex->row_stride[j];
- jit_tex->img_stride[j] = lp_tex->img_stride[j];
-
- if (jit_tex->base == lp_dummy_tile) {
- /* out of memory - use dummy tile memory */
- jit_tex->mip_offsets[j] = 0;
- jit_tex->row_stride[j] = 0;
- jit_tex->img_stride[j] = 0;
+ jit_tex->width = res->width0;
+ jit_tex->height = res->height0;
+ jit_tex->depth = res->depth0;
+ jit_tex->first_level = first_level;
+ jit_tex->last_level = last_level;
+
+ if (llvmpipe_resource_is_texture(res)) {
+ for (j = first_level; j <= last_level; j++) {
+ mip_ptr = llvmpipe_get_texture_image_all(lp_tex, j,
+ LP_TEX_USAGE_READ,
+ LP_TEX_LAYOUT_LINEAR);
+ jit_tex->mip_offsets[j] = (uint8_t *)mip_ptr - (uint8_t *)jit_tex->base;
+ /*
+ * could get mip offset directly but need call above to
+ * invoke tiled->linear conversion.
+ */
+ assert(lp_tex->linear_mip_offsets[j] == jit_tex->mip_offsets[j]);
+ jit_tex->row_stride[j] = lp_tex->row_stride[j];
+ jit_tex->img_stride[j] = lp_tex->img_stride[j];
+ }
+
+ /*
+ * We don't use anything like first_element (for buffers) or
+ * first_layer (for arrays), instead adjust the last_element
+ * (width) or last_layer (depth) plus the base pointer.
+ * Less parameters and faster at shader execution.
+ * XXX Could do the same for mip levels.
+ */
+ if (res->target == PIPE_TEXTURE_1D_ARRAY ||
+ res->target == PIPE_TEXTURE_2D_ARRAY) {
+ jit_tex->depth = view->u.tex.last_layer - view->u.tex.first_layer + 1;
+ jit_tex->base = (uint8_t *)jit_tex->base +
+ view->u.tex.first_layer * lp_tex->img_stride[0];
+ assert(view->u.tex.first_layer <= view->u.tex.last_layer);
+ assert(view->u.tex.last_layer < res->array_size);
+ }
+ }
+ else {
+ unsigned view_blocksize = util_format_get_blocksize(view->format);
+ /* probably don't really need to fill that out */
+ jit_tex->mip_offsets[0] = 0;
+ jit_tex->row_stride[0] = 0;
+ jit_tex->row_stride[0] = 0;
+
+ /* everything specified in number of elements here. */
+ jit_tex->width = view->u.buf.last_element - view->u.buf.first_element + 1;
+ jit_tex->base = (uint8_t *)jit_tex->base + view->u.buf.first_element *
+ view_blocksize;
+ /* XXX Unsure if we need to sanitize parameters? */
+ assert(view->u.buf.first_element <= view->u.buf.last_element);
+ assert(view->u.buf.last_element * view_blocksize < res->width0);