diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c b/src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c index 843a78eb82..74f6b2d851 100644 --- a/src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/i915tex/intel_mipmap_tree.c @@ -97,9 +97,19 @@ intel_miptree_create(struct intel_context *intel, break; } - if (ok) + if (ok) { + if (!mt->compressed) { + /* XXX: Align pitch to multiple of 64 bytes for now to allow + * render-to-texture to work in all cases. This should probably be + * replaced at some point by some scheme to only do this when really + * necessary. + */ + mt->pitch = ((mt->pitch * cpp + 63) & ~63) / cpp; + } + mt->region = intel_region_alloc(intel->intelScreen, mt->cpp, mt->pitch, mt->total_height); + } if (!mt->region) { free(mt); @@ -325,6 +335,7 @@ intel_miptree_image_data(struct intel_context *intel, } } +extern GLuint intel_compressed_alignment(GLenum); /* Copy mipmap image between trees */ void @@ -342,8 +353,12 @@ intel_miptree_image_copy(struct intel_context *intel, const GLuint *src_depth_offset = intel_miptree_depth_offsets(src, level); GLuint i; - if (dst->compressed) - height /= 4; + if (dst->compressed) { + GLuint alignment = intel_compressed_alignment(dst->internal_format); + height = (height + 3) / 4; + width = ((width + alignment - 1) & ~(alignment - 1)); + } + for (i = 0; i < depth; i++) { intel_region_copy(intel->intelScreen, dst->region, dst_offset + dst_depth_offset[i], |