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glsl: Conditionally add EXT_texture_shadow_lod
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5e7b2b9661
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@ -302,9 +302,11 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
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break;
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case Stage::Compute:
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stage_name = "cs";
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const u32 local_x{std::max(program.workgroup_size[0], 1u)};
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const u32 local_y{std::max(program.workgroup_size[1], 1u)};
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const u32 local_z{std::max(program.workgroup_size[2], 1u)};
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header += fmt::format("layout(local_size_x={},local_size_y={},local_size_z={}) in;",
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program.workgroup_size[0], program.workgroup_size[1],
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program.workgroup_size[2]);
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local_x, local_y, local_z);
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break;
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}
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SetupOutPerVertex(*this, header);
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@ -346,7 +348,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
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}
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void EmitContext::SetupExtensions() {
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if (profile.support_gl_texture_shadow_lod) {
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if (info.uses_shadow_lod && profile.support_gl_texture_shadow_lod) {
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header += "#extension GL_EXT_texture_shadow_lod : enable\n";
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}
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if (info.uses_int64) {
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@ -636,7 +636,6 @@ void VisitUsages(Info& info, IR::Inst& inst) {
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case IR::Opcode::ImageGatherDref:
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case IR::Opcode::ImageFetch:
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case IR::Opcode::ImageQueryDimensions:
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case IR::Opcode::ImageQueryLod:
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case IR::Opcode::ImageGradient: {
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const TextureType type{inst.Flags<IR::TextureInstInfo>().type};
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info.uses_sampled_1d |= type == TextureType::Color1D || type == TextureType::ColorArray1D;
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@ -644,6 +643,15 @@ void VisitUsages(Info& info, IR::Inst& inst) {
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inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp) != nullptr;
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break;
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}
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case IR::Opcode::ImageQueryLod: {
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const auto flags{inst.Flags<IR::TextureInstInfo>()};
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const TextureType type{flags.type};
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info.uses_sampled_1d |= type == TextureType::Color1D || type == TextureType::ColorArray1D;
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info.uses_shadow_lod |= flags.is_depth != 0;
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info.uses_sparse_residency |=
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inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp) != nullptr;
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break;
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}
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case IR::Opcode::ImageRead: {
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const auto flags{inst.Flags<IR::TextureInstInfo>()};
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info.uses_typeless_image_reads |= flags.image_format == ImageFormat::Typeless;
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@ -196,6 +196,7 @@ struct Info {
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bool uses_int64_bit_atomics{};
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bool uses_global_memory{};
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bool uses_atomic_image_u32{};
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bool uses_shadow_lod{};
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IR::Type used_constant_buffer_types{};
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IR::Type used_storage_buffer_types{};
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