diff options
| author | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-06-02 00:48:49 -0400 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:37 -0400 |
| commit | 6577a63d368afa57d5f29df40e524af30eaabffa (patch) | |
| tree | f7f8395570364499933551332c4c9c92c00d650d /src/shader_recompiler/backend/glsl/emit_context.cpp | |
| parent | f4799e8fa15b92d8d5607dc5dfca4974901ee06c (diff) | |
glsl: skip gl_ViewportIndex write if device does not support it
Diffstat (limited to 'src/shader_recompiler/backend/glsl/emit_context.cpp')
| -rw-r--r-- | src/shader_recompiler/backend/glsl/emit_context.cpp | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp index 58355d5e33..846d38bfc8 100644 --- a/src/shader_recompiler/backend/glsl/emit_context.cpp +++ b/src/shader_recompiler/backend/glsl/emit_context.cpp @@ -148,23 +148,24 @@ std::string_view OutputPrimitive(OutputTopology topology) { throw InvalidArgument("Invalid output topology {}", topology); } -void SetupOutPerVertex(Stage stage, const Info& info, std::string& header) { - if (!StoresPerVertexAttributes(stage)) { +void SetupOutPerVertex(EmitContext& ctx, std::string& header) { + if (!StoresPerVertexAttributes(ctx.stage)) { return; } header += "out gl_PerVertex{"; header += "vec4 gl_Position;"; - if (info.stores_point_size) { + if (ctx.info.stores_point_size) { header += "float gl_PointSize;"; } - if (info.stores_clip_distance) { + if (ctx.info.stores_clip_distance) { header += "float gl_ClipDistance[];"; } - if (info.stores_viewport_index && stage != Stage::Geometry) { + if (ctx.info.stores_viewport_index && ctx.supports_viewport_layer && + ctx.stage != Stage::Geometry) { header += "int gl_ViewportIndex;"; } header += "};\n"; - if (info.stores_viewport_index && stage == Stage::Geometry) { + if (ctx.info.stores_viewport_index && ctx.stage == Stage::Geometry) { header += "out int gl_ViewportIndex;"; } } @@ -173,6 +174,7 @@ void SetupOutPerVertex(Stage stage, const Info& info, std::string& header) { EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile& profile_, const RuntimeInfo& runtime_info_) : info{program.info}, profile{profile_}, runtime_info{runtime_info_} { + supports_viewport_layer = profile.support_gl_vertex_viewport_layer; SetupExtensions(header); stage = program.stage; switch (program.stage) { @@ -206,7 +208,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile program.workgroup_size[2]); break; } - SetupOutPerVertex(stage, info, header); + SetupOutPerVertex(*this, header); for (size_t index = 0; index < info.input_generics.size(); ++index) { const auto& generic{info.input_generics[index]}; if (generic.used) { @@ -276,7 +278,7 @@ void EmitContext::SetupExtensions(std::string&) { header += "#extension GL_ARB_gpu_shader_int64 : enable\n"; } } - if (info.stores_viewport_index && stage != Stage::Geometry) { + if (info.stores_viewport_index && supports_viewport_layer && stage != Stage::Geometry) { header += "#extension GL_ARB_shader_viewport_layer_array : enable\n"; } } |