diff options
Diffstat (limited to 'src/gallium/drivers/softpipe')
| -rw-r--r-- | src/gallium/drivers/softpipe/sp_tex_sample.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c index 72629a0bcac..43f201f7784 100644 --- a/src/gallium/drivers/softpipe/sp_tex_sample.c +++ b/src/gallium/drivers/softpipe/sp_tex_sample.c @@ -2172,13 +2172,22 @@ sample_compare(struct tgsi_sampler *tgsi_sampler, break; } - /* convert four pass/fail values to an intensity in [0,1] */ - val = 0.25F * (k0 + k1 + k2 + k3); - - /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */ - for (j = 0; j < 4; j++) { - rgba[0][j] = rgba[1][j] = rgba[2][j] = val; - rgba[3][j] = 1.0F; + if (sampler->mag_img_filter == PIPE_TEX_FILTER_LINEAR) { + /* convert four pass/fail values to an intensity in [0,1] */ + val = 0.25F * (k0 + k1 + k2 + k3); + + /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */ + for (j = 0; j < 4; j++) { + rgba[0][j] = rgba[1][j] = rgba[2][j] = val; + rgba[3][j] = 1.0F; + } + } else { + for (j = 0; j < 4; j++) { + rgba[0][j] = k0; + rgba[1][j] = k1; + rgba[2][j] = k2; + rgba[3][j] = 1.0F; + } } } |