From 84feabac881443d27f84f8fec5eba6dc3b13b620 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Fri, 21 May 2021 18:27:37 -0300 Subject: [PATCH] glasm: Implement forced early Z --- src/shader_recompiler/backend/glasm/emit_glasm.cpp | 8 ++++++-- src/video_core/renderer_opengl/gl_shader_cache.cpp | 4 ++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/src/shader_recompiler/backend/glasm/emit_glasm.cpp b/src/shader_recompiler/backend/glasm/emit_glasm.cpp index edff04a44..0c2bbf284 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm.cpp @@ -261,7 +261,8 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) { } } -void SetupOptions(const IR::Program& program, const Profile& profile, std::string& header) { +void SetupOptions(const IR::Program& program, const Profile& profile, + const RuntimeInfo& runtime_info, std::string& header) { const Info& info{program.info}; const Stage stage{program.stage}; @@ -296,6 +297,9 @@ void SetupOptions(const IR::Program& program, const Profile& profile, std::strin header += "OPTION NV_viewport_array2;"; } } + if (stage == Stage::Fragment && runtime_info.force_early_z != 0) { + header += "OPTION NV_early_fragment_tests;"; + } const auto non_zero_frag_colors{info.stores_frag_color | std::views::drop(1)}; if (std::ranges::find(non_zero_frag_colors, true) != non_zero_frag_colors.end()) { header += "OPTION ARB_draw_buffers;"; @@ -380,7 +384,7 @@ std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info, I Precolor(ctx, program); EmitCode(ctx, program); std::string header{StageHeader(program.stage)}; - SetupOptions(program, profile, header); + SetupOptions(program, profile, runtime_info, header); switch (program.stage) { case Stage::TessellationControl: header += fmt::format("VERTICES_OUT {};", program.invocations); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 0a0f1324f..e678b4bb2 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -219,8 +219,8 @@ Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsProgramKey& key, return Shader::TessSpacing::Equal; }(); break; - case Shader::Stage::Geometry: - + case Shader::Stage::Fragment: + info.force_early_z = key.early_z != 0; break; default: break;