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Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_setup.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_setup.c130
1 files changed, 86 insertions, 44 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c
index b0bc4a8132f..4529775f907 100644
--- a/src/gallium/drivers/llvmpipe/lp_setup.c
+++ b/src/gallium/drivers/llvmpipe/lp_setup.c
@@ -674,70 +674,108 @@ lp_setup_set_fragment_sampler_views(struct lp_setup_context *setup,
struct pipe_sampler_view *view = i < num ? views[i] : NULL;
if (view) {
- struct pipe_resource *tex = view->texture;
- struct llvmpipe_resource *lp_tex = llvmpipe_resource(tex);
+ struct pipe_resource *res = view->texture;
+ struct llvmpipe_resource *lp_tex = llvmpipe_resource(res);
struct lp_jit_texture *jit_tex;
jit_tex = &setup->fs.current.jit_context.textures[i];
- jit_tex->width = tex->width0;
- jit_tex->height = tex->height0;
- jit_tex->first_level = view->u.tex.first_level;
- jit_tex->last_level = tex->last_level;
-
- if (tex->target == PIPE_TEXTURE_3D) {
- jit_tex->depth = tex->depth0;
- }
- else {
- jit_tex->depth = tex->array_size;
- }
/* We're referencing the texture's internal data, so save a
* reference to it.
*/
- pipe_resource_reference(&setup->fs.current_tex[i], tex);
+ pipe_resource_reference(&setup->fs.current_tex[i], res);
if (!lp_tex->dt) {
/* regular texture - setup array of mipmap level offsets */
void *mip_ptr;
int j;
- /*
- * XXX this is messed up we don't want to accidentally trigger
- * tiled->linear conversion for levels we don't need.
- * So ask for first_level data (which will allocate all levels)
- * then if successful get base ptr.
- */
- mip_ptr = llvmpipe_get_texture_image_all(lp_tex, view->u.tex.first_level,
- LP_TEX_USAGE_READ,
- LP_TEX_LAYOUT_LINEAR);
+ unsigned first_level = 0;
+ unsigned last_level = 0;
+
+ if (llvmpipe_resource_is_texture(res)) {
+ first_level = view->u.tex.first_level;
+ last_level = view->u.tex.last_level;
+ assert(first_level <= last_level);
+ assert(last_level <= res->last_level);
+
+ /*
+ * The complexity here is only necessary for depth textures which
+ * still are tiled.
+ */
+ mip_ptr = llvmpipe_get_texture_image_all(lp_tex, first_level,
+ LP_TEX_USAGE_READ,
+ LP_TEX_LAYOUT_LINEAR);
+ jit_tex->base = lp_tex->linear_img.data;
+ }
+ else {
+ mip_ptr = lp_tex->data;
+ jit_tex->base = mip_ptr;
+ }
+
if ((LP_PERF & PERF_TEX_MEM) || !mip_ptr) {
/* out of memory - use dummy tile memory */
+ /* Note if using PERF_TEX_MEM will also skip tile conversion */
jit_tex->base = lp_dummy_tile;
jit_tex->width = TILE_SIZE/8;
jit_tex->height = TILE_SIZE/8;
jit_tex->depth = 1;
jit_tex->first_level = 0;
jit_tex->last_level = 0;
+ jit_tex->mip_offsets[j] = 0;
+ jit_tex->row_stride[j] = 0;
+ jit_tex->img_stride[j] = 0;
}
else {
- 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);
}
}
}
@@ -746,13 +784,17 @@ lp_setup_set_fragment_sampler_views(struct lp_setup_context *setup,
/*
* XXX: Where should this be unmapped?
*/
- struct llvmpipe_screen *screen = llvmpipe_screen(tex->screen);
+ struct llvmpipe_screen *screen = llvmpipe_screen(res->screen);
struct sw_winsys *winsys = screen->winsys;
jit_tex->base = winsys->displaytarget_map(winsys, lp_tex->dt,
PIPE_TRANSFER_READ);
jit_tex->row_stride[0] = lp_tex->row_stride[0];
jit_tex->img_stride[0] = lp_tex->img_stride[0];
jit_tex->mip_offsets[0] = 0;
+ jit_tex->width = res->width0;
+ jit_tex->height = res->height0;
+ jit_tex->depth = res->depth0;
+ jit_tex->first_level = jit_tex->last_level = 0;
assert(jit_tex->base);
}
}
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