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| author | Brian <brian.paul@tungstengraphics.com> | 2008-02-11 09:50:21 -0700 |
|---|---|---|
| committer | Brian <brian.paul@tungstengraphics.com> | 2008-02-11 09:50:21 -0700 |
| commit | 3d0fd8a6cf294d58df2d2ec4139192416a1a4078 (patch) | |
| tree | 2c92cf8cf96309215601f40ccdb787b413d972f5 | |
| parent | c22d9152e33792ea58426c53bc9b96bf552b0b44 (diff) | |
gallium: comments about mipmap gen
| -rw-r--r-- | src/mesa/state_tracker/st_gen_mipmap.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_gen_mipmap.c b/src/mesa/state_tracker/st_gen_mipmap.c index 5c00392af7..f6af37cfac 100644 --- a/src/mesa/state_tracker/st_gen_mipmap.c +++ b/src/mesa/state_tracker/st_gen_mipmap.c @@ -273,6 +273,10 @@ st_render_mipmap(struct st_context *st, pipe->bind_fs_state(pipe, stfp->fs->data); pipe->bind_vs_state(pipe, stvp->cso->data); + /* + * XXX for small mipmap levels, it may be faster to use the software + * fallback path... + */ for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { const uint srcLevel = dstLevel - 1; @@ -348,6 +352,7 @@ fallback_generate_mipmap(GLcontext *ctx, GLenum target, PIPE_BUFFER_USAGE_CPU_WRITE) + dstSurf->offset; + /* XXX need to take stride/pitch info into account... */ _mesa_generate_mipmap_level(target, datatype, comps, 0 /*border*/, pt->width[srcLevel], pt->height[srcLevel], pt->depth[srcLevel], |