diff options
author | Brian <[email protected]> | 2008-02-16 13:50:31 -0700 |
---|---|---|
committer | Brian <[email protected]> | 2008-02-16 13:50:31 -0700 |
commit | 3b2a291888d8e62787de03f8529806fb562bd186 (patch) | |
tree | cd263a55a574d8109a026161283d9ba2543314eb /src/gallium/drivers/softpipe | |
parent | 08c9534107fcaf06f9b801551524ed5dc724db13 (diff) |
gallium: tweak texture filter min/mag thresholds
Diffstat (limited to 'src/gallium/drivers/softpipe')
-rw-r--r-- | src/gallium/drivers/softpipe/sp_tex_sample.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c index c0128f81d71..a15bd43166d 100644 --- a/src/gallium/drivers/softpipe/sp_tex_sample.c +++ b/src/gallium/drivers/softpipe/sp_tex_sample.c @@ -474,7 +474,6 @@ choose_mipmap_levels(struct tgsi_sampler *sampler, { if (sampler->state->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) { /* no mipmap selection needed */ - *imgFilter = sampler->state->mag_img_filter; *level0 = *level1 = (int) sampler->state->min_lod; if (sampler->state->min_img_filter != sampler->state->mag_img_filter) { @@ -482,13 +481,16 @@ choose_mipmap_levels(struct tgsi_sampler *sampler, * minification or magnification. */ float lambda = compute_lambda(sampler, s, t, p, lodbias); - if (lambda < 0.5) { /* XXX this may need tweaking... */ + if (lambda <= 0.0) { *imgFilter = sampler->state->mag_img_filter; } else { *imgFilter = sampler->state->min_img_filter; } } + else { + *imgFilter = sampler->state->mag_img_filter; + } } else { float lambda; @@ -500,7 +502,7 @@ choose_mipmap_levels(struct tgsi_sampler *sampler, /* vertex shader */ lambda = lodbias; /* not really a bias, but absolute LOD */ - if (lambda < 0.0) { /* XXX threshold depends on the filter */ + if (lambda <= 0.0) { /* XXX threshold depends on the filter */ /* magnifying */ *imgFilter = sampler->state->mag_img_filter; *level0 = *level1 = 0; |