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i965/skl: Lay out 3D textures the same as array textures 

On Gen9+ the 3D textures use the same mipmap layout as 2D array
textures.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
This commit is contained in:
Neil Roberts 2015-02-18 18:27:45 +00:00
parent aef8a48979
commit 0f1e86afd6
1 changed files with 8 additions and 2 deletions
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10
src/mesa/drivers/dri/i965/brw_tex_layout.c
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@ -227,6 +227,9 @@ brw_miptree_layout_2d(struct intel_mipmap_tree *mt)
width = minify(width, 1);
height = minify(height, 1);
if (mt->target == GL_TEXTURE_3D)
depth = minify(depth, 1);
}
}
@ -266,7 +269,7 @@ brw_miptree_layout_texture_array(struct brw_context *brw,
if (mt->compressed)
img_height /= mt->align_h;
for (int q = 0; q < mt->physical_depth0; q++) {
for (int q = 0; q < mt->level[level].depth; q++) {
if (mt->array_layout == ALL_SLICES_AT_EACH_LOD) {
intel_miptree_set_image_offset(mt, level, q, 0, q * img_height);
} else {
@ -371,7 +374,10 @@ brw_miptree_layout(struct brw_context *brw, struct intel_mipmap_tree *mt)
break;
case GL_TEXTURE_3D:
brw_miptree_layout_texture_3d(brw, mt);
if (brw->gen >= 9)
brw_miptree_layout_texture_array(brw, mt);
else
brw_miptree_layout_texture_3d(brw, mt);
break;
case GL_TEXTURE_1D_ARRAY: