From: Brian Date: Mon, 11 Feb 2008 16:50:21 +0000 (-0700) Subject: gallium: comments about mipmap gen X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3d0fd8a6cf294d58df2d2ec4139192416a1a4078;p=mesa.git gallium: comments about mipmap gen --- diff --git a/src/mesa/state_tracker/st_gen_mipmap.c b/src/mesa/state_tracker/st_gen_mipmap.c index 5c00392af7c..f6af37cfac3 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],