On Thu, Nov 17, 2016 at 3:27 PM, Plamena Manolova <plamena.manol...@intel.com> wrote: > This extension allows the fragment shader to control whether values in > gl_SampleMaskIn[] reflect the coverage after application of the early > depth and stencil tests. > > Signed-off-by: Plamena Manolova <plamena.manol...@intel.com> > --- > src/mesa/drivers/dri/i965/brw_compiler.h | 1 + > src/mesa/drivers/dri/i965/brw_fs.cpp | 1 + > src/mesa/drivers/dri/i965/gen8_ps_state.c | 13 ++++++++++--- > src/mesa/drivers/dri/i965/intel_extensions.c | 1 + > 4 files changed, 13 insertions(+), 3 deletions(-) > > diff --git a/src/mesa/drivers/dri/i965/brw_compiler.h > b/src/mesa/drivers/dri/i965/brw_compiler.h > index c2400f9..d97d466 100644 > --- a/src/mesa/drivers/dri/i965/brw_compiler.h > +++ b/src/mesa/drivers/dri/i965/brw_compiler.h > @@ -397,6 +397,7 @@ struct brw_wm_prog_data { > bool computed_stencil; > > bool early_fragment_tests; > + bool post_depth_coverage; > bool dispatch_8; > bool dispatch_16; > bool dual_src_blend; > diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp > b/src/mesa/drivers/dri/i965/brw_fs.cpp > index 3cdf0bf..07ac4bc 100644 > --- a/src/mesa/drivers/dri/i965/brw_fs.cpp > +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp > @@ -6455,6 +6455,7 @@ brw_compile_fs(const struct brw_compiler *compiler, > void *log_data, > shader->info->outputs_read); > > prog_data->early_fragment_tests = shader->info->fs.early_fragment_tests; > + prog_data->post_depth_coverage = shader->info->fs.post_depth_coverage; > > prog_data->barycentric_interp_modes = > brw_compute_barycentric_interp_modes(compiler->devinfo, shader); > diff --git a/src/mesa/drivers/dri/i965/gen8_ps_state.c > b/src/mesa/drivers/dri/i965/gen8_ps_state.c > index a4eb962..33ef023 100644 > --- a/src/mesa/drivers/dri/i965/gen8_ps_state.c > +++ b/src/mesa/drivers/dri/i965/gen8_ps_state.c > @@ -53,10 +53,17 @@ gen8_upload_ps_extra(struct brw_context *brw, > dw1 |= GEN8_PSX_SHADER_IS_PER_SAMPLE; > > if (prog_data->uses_sample_mask) { > - if (brw->gen >= 9) > - dw1 |= BRW_PSICMS_INNER << > GEN9_PSX_SHADER_NORMAL_COVERAGE_MASK_SHIFT; > - else > + if (brw->gen >= 9) { > + if (prog_data->post_depth_coverage) { > + dw1 |= BRW_PCICMS_DEPTH << > GEN9_PSX_SHADER_NORMAL_COVERAGE_MASK_SHIFT; > + } > + else { > + dw1 |= BRW_PSICMS_INNER << > GEN9_PSX_SHADER_NORMAL_COVERAGE_MASK_SHIFT; > + } > + } > + else { > dw1 |= GEN8_PSX_SHADER_USES_INPUT_COVERAGE_MASK; > + } > } > > if (prog_data->uses_omask) > diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c > b/src/mesa/drivers/dri/i965/intel_extensions.c > index 66079b5..cc3d634 100644 > --- a/src/mesa/drivers/dri/i965/intel_extensions.c > +++ b/src/mesa/drivers/dri/i965/intel_extensions.c > @@ -225,6 +225,7 @@ intelInitExtensions(struct gl_context *ctx) > ctx->Extensions.ARB_vertex_shader = true; > ctx->Extensions.ARB_vertex_type_2_10_10_10_rev = true; > ctx->Extensions.ARB_vertex_type_10f_11f_11f_rev = true; > + ctx->Extensions.ARB_post_depth_coverage = true;
Shouldn't this be in a gen9-only section? > ctx->Extensions.EXT_blend_color = true; > ctx->Extensions.EXT_blend_equation_separate = true; > ctx->Extensions.EXT_blend_func_separate = true; > -- > 2.7.4 > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev