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glsl: Conditionally add EXT_texture_shadow_lod

This commit is contained in:
ameerj 2021-06-13 19:12:03 -04:00
parent 5e7b2b9661
commit a0d0704aff
3 changed files with 15 additions and 4 deletions
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8
src/shader_recompiler/backend/glsl/emit_context.cpp
View File

@ -302,9 +302,11 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
break;
case Stage::Compute:
stage_name = "cs";
const u32 local_x{std::max(program.workgroup_size[0], 1u)};
const u32 local_y{std::max(program.workgroup_size[1], 1u)};
const u32 local_z{std::max(program.workgroup_size[2], 1u)};
header += fmt::format("layout(local_size_x={},local_size_y={},local_size_z={}) in;",
program.workgroup_size[0], program.workgroup_size[1],
program.workgroup_size[2]);
local_x, local_y, local_z);
break;
}
SetupOutPerVertex(*this, header);
@ -346,7 +348,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
}
void EmitContext::SetupExtensions() {
if (profile.support_gl_texture_shadow_lod) {
if (info.uses_shadow_lod && profile.support_gl_texture_shadow_lod) {
header += "#extension GL_EXT_texture_shadow_lod : enable\n";
}
if (info.uses_int64) {

10
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
View File

@ -636,7 +636,6 @@ void VisitUsages(Info& info, IR::Inst& inst) {
case IR::Opcode::ImageGatherDref:
case IR::Opcode::ImageFetch:
case IR::Opcode::ImageQueryDimensions:
case IR::Opcode::ImageQueryLod:
case IR::Opcode::ImageGradient: {
const TextureType type{inst.Flags<IR::TextureInstInfo>().type};
info.uses_sampled_1d |= type == TextureType::Color1D || type == TextureType::ColorArray1D;
@ -644,6 +643,15 @@ void VisitUsages(Info& info, IR::Inst& inst) {
inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp) != nullptr;
break;
}
case IR::Opcode::ImageQueryLod: {
const auto flags{inst.Flags<IR::TextureInstInfo>()};
const TextureType type{flags.type};
info.uses_sampled_1d |= type == TextureType::Color1D || type == TextureType::ColorArray1D;
info.uses_shadow_lod |= flags.is_depth != 0;
info.uses_sparse_residency |=
inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp) != nullptr;
break;
}
case IR::Opcode::ImageRead: {
const auto flags{inst.Flags<IR::TextureInstInfo>()};
info.uses_typeless_image_reads |= flags.image_format == ImageFormat::Typeless;

1
src/shader_recompiler/shader_info.h
View File

@ -196,6 +196,7 @@ struct Info {
bool uses_int64_bit_atomics{};
bool uses_global_memory{};
bool uses_atomic_image_u32{};
bool uses_shadow_lod{};
IR::Type used_constant_buffer_types{};
IR::Type used_storage_buffer_types{};