diff options
author | Gert Wollny <[email protected]> | 2019-07-16 08:05:20 +0200 |
---|---|---|
committer | Gert Wollny <[email protected]> | 2019-07-18 05:49:00 +0200 |
commit | 45951452aa2b2527e13192208cc7f3520bb54478 (patch) | |
tree | 555658b91f61a2c9900a38d24527ec2eedb596aa /src | |
parent | 230b99ce2f75afadab475a021c7fb51574878f9f (diff) |
softpipe: Clamp border colors when needed
unorm and snorm require that the border color values are clamped, so when
picking the sampler view copy/clamp the border color from the sampler and
use these adjusted values.
Fixes:
dEQP-GLES31.functional.texture.border_clamp.range_clamp.linear_compressed_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.linear_snorm_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.linear_srgb_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.linear_unorm_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_compressed_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_snorm_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_srgb_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_unorm_color
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_unorm_depth
dEQP-GLES31.functional.texture.border_clamp.range_clamp.nearest_unorm_depth_uint_stencil_sample_depth
Signed-off-by: Gert Wollny <[email protected]>
Reviewed-by: Roland Scheidegger <[email protected]>
Diffstat (limited to 'src')
-rw-r--r-- | src/gallium/drivers/softpipe/sp_tex_sample.c | 44 | ||||
-rw-r--r-- | src/gallium/drivers/softpipe/sp_tex_sample.h | 1 |
2 files changed, 31 insertions, 14 deletions
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c index 88636459454..c8aec271a69 100644 --- a/src/gallium/drivers/softpipe/sp_tex_sample.c +++ b/src/gallium/drivers/softpipe/sp_tex_sample.c @@ -754,7 +754,7 @@ get_texel_2d(const struct sp_sampler_view *sp_sview, if (x < 0 || x >= (int) u_minify(texture->width0, level) || y < 0 || y >= (int) u_minify(texture->height0, level)) { - return sp_samp->base.border_color.f; + return sp_sview->border_color.f; } else { return get_texel_2d_no_border( sp_sview, addr, x, y ); @@ -981,7 +981,7 @@ get_texel_3d(const struct sp_sampler_view *sp_sview, if (x < 0 || x >= (int) u_minify(texture->width0, level) || y < 0 || y >= (int) u_minify(texture->height0, level) || z < 0 || z >= (int) u_minify(texture->depth0, level)) { - return sp_samp->base.border_color.f; + return sp_sview->border_color.f; } else { return get_texel_3d_no_border( sp_sview, addr, x, y, z ); @@ -999,7 +999,7 @@ get_texel_1d_array(const struct sp_sampler_view *sp_sview, const unsigned level = addr.bits.level; if (x < 0 || x >= (int) u_minify(texture->width0, level)) { - return sp_samp->base.border_color.f; + return sp_sview->border_color.f; } else { return get_texel_2d_no_border(sp_sview, addr, x, y); @@ -1021,7 +1021,7 @@ get_texel_2d_array(const struct sp_sampler_view *sp_sview, if (x < 0 || x >= (int) u_minify(texture->width0, level) || y < 0 || y >= (int) u_minify(texture->height0, level)) { - return sp_samp->base.border_color.f; + return sp_sview->border_color.f; } else { return get_texel_3d_no_border(sp_sview, addr, x, y, layer); @@ -1097,7 +1097,7 @@ get_texel_cube_array(const struct sp_sampler_view *sp_sview, if (x < 0 || x >= (int) u_minify(texture->width0, level) || y < 0 || y >= (int) u_minify(texture->height0, level)) { - return sp_samp->base.border_color.f; + return sp_sview->border_color.f; } else { return get_texel_3d_no_border(sp_sview, addr, x, y, layer); @@ -3710,20 +3710,36 @@ sp_tgsi_get_samples(struct tgsi_sampler *tgsi_sampler, { const struct sp_tgsi_sampler *sp_tgsi_samp = sp_tgsi_sampler_cast_c(tgsi_sampler); - const struct sp_sampler_view *sp_sview; + struct sp_sampler_view sp_sview; const struct sp_sampler *sp_samp; struct filter_args filt_args; float compare_values[TGSI_QUAD_SIZE]; float lod[TGSI_QUAD_SIZE]; + int c; assert(sview_index < PIPE_MAX_SHADER_SAMPLER_VIEWS); assert(sampler_index < PIPE_MAX_SAMPLERS); assert(sp_tgsi_samp->sp_sampler[sampler_index]); - sp_sview = &sp_tgsi_samp->sp_sview[sview_index]; + memcpy(&sp_sview, &sp_tgsi_samp->sp_sview[sview_index], + sizeof(struct sp_sampler_view)); sp_samp = sp_tgsi_samp->sp_sampler[sampler_index]; + + if (util_format_is_unorm(sp_sview.base.format)) { + for (c = 0; c < TGSI_NUM_CHANNELS; c++) + sp_sview.border_color.f[c] = CLAMP(sp_samp->base.border_color.f[c], + 0.0f, 1.0f); + } else if (util_format_is_snorm(sp_sview.base.format)) { + for (c = 0; c < TGSI_NUM_CHANNELS; c++) + sp_sview.border_color.f[c] = CLAMP(sp_samp->base.border_color.f[c], + -1.0f, 1.0f); + } else { + memcpy(sp_sview.border_color.f, sp_samp->base.border_color.f, + TGSI_NUM_CHANNELS * sizeof(float)); + } + /* always have a view here but texture is NULL if no sampler view was set. */ - if (!sp_sview->base.texture) { + if (!sp_sview.base.texture) { int i, j; for (j = 0; j < TGSI_NUM_CHANNELS; j++) { for (i = 0; i < TGSI_QUAD_SIZE; i++) { @@ -3734,29 +3750,29 @@ sp_tgsi_get_samples(struct tgsi_sampler *tgsi_sampler, } if (sp_samp->base.compare_mode != PIPE_TEX_COMPARE_NONE) - prepare_compare_values(sp_sview->base.target, p, c0, lod_in, compare_values); + prepare_compare_values(sp_sview.base.target, p, c0, lod_in, compare_values); filt_args.control = control; filt_args.offset = offset; int gather_comp = get_gather_component(lod_in); - compute_lambda_lod(sp_sview,sp_samp, s, t, p, derivs, lod_in, control, lod); + compute_lambda_lod(&sp_sview, sp_samp, s, t, p, derivs, lod_in, control, lod); - if (sp_sview->need_cube_convert) { + if (sp_sview.need_cube_convert) { float cs[TGSI_QUAD_SIZE]; float ct[TGSI_QUAD_SIZE]; float cp[TGSI_QUAD_SIZE]; uint faces[TGSI_QUAD_SIZE]; - convert_cube(sp_sview, sp_samp, s, t, p, c0, cs, ct, cp, faces); + convert_cube(&sp_sview, sp_samp, s, t, p, c0, cs, ct, cp, faces); filt_args.faces = faces; - sample_mip(sp_sview, sp_samp, cs, ct, cp, compare_values, gather_comp, lod, &filt_args, rgba); + sample_mip(&sp_sview, sp_samp, cs, ct, cp, compare_values, gather_comp, lod, &filt_args, rgba); } else { static const uint zero_faces[TGSI_QUAD_SIZE] = {0, 0, 0, 0}; filt_args.faces = zero_faces; - sample_mip(sp_sview, sp_samp, s, t, p, compare_values, gather_comp, lod, &filt_args, rgba); + sample_mip(&sp_sview, sp_samp, s, t, p, compare_values, gather_comp, lod, &filt_args, rgba); } } diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.h b/src/gallium/drivers/softpipe/sp_tex_sample.h index a243f5cc39c..96fab8e3387 100644 --- a/src/gallium/drivers/softpipe/sp_tex_sample.h +++ b/src/gallium/drivers/softpipe/sp_tex_sample.h @@ -121,6 +121,7 @@ struct sp_sampler_view struct softpipe_tex_tile_cache *cache; compute_lambda_func compute_lambda; compute_lambda_from_grad_func compute_lambda_from_grad; + union pipe_color_union border_color; }; struct sp_filter_funcs { |