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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/backend/spirv/emit_context.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp index 3c84e6466..222baa177 100644 --- a/src/shader_recompiler/backend/spirv/emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/emit_context.cpp @@ -7,6 +7,8 @@ #include <climits> #include <string_view> +#include <boost/container/static_vector.hpp> + #include <fmt/format.h> #include "common/common_types.h" @@ -496,6 +498,7 @@ EmitContext::EmitContext(const Profile& profile_, const RuntimeInfo& runtime_inf DefineImages(program.info, image_binding); DefineAttributeMemAccess(program.info); DefineGlobalMemoryFunctions(program.info); + DefineRescalingInput(program.info); } EmitContext::~EmitContext() = default; @@ -996,6 +999,38 @@ void EmitContext::DefineGlobalMemoryFunctions(const Info& info) { define(&StorageDefinitions::U32x4, storage_types.U32x4, U32[4], sizeof(u32[4])); } +void EmitContext::DefineRescalingInput(const Info& info) { + if (!info.uses_rescaling_uniform) { + return; + } + boost::container::static_vector<Id, 2> members{F32[1]}; + u32 member_index{0}; + const u32 num_texture_words{Common::DivCeil(runtime_info.num_textures, 32u)}; + if (runtime_info.num_textures > 0) { + rescaling_textures_type = TypeArray(U32[1], Const(num_texture_words)); + Decorate(rescaling_textures_type, spv::Decoration::ArrayStride, 4u); + members.push_back(rescaling_textures_type); + rescaling_textures_member_index = ++member_index; + } + const Id push_constant_struct{TypeStruct(std::span(members.data(), members.size()))}; + Decorate(push_constant_struct, spv::Decoration::Block); + Name(push_constant_struct, "ResolutionInfo"); + MemberDecorate(push_constant_struct, 0u, spv::Decoration::Offset, 0u); + MemberName(push_constant_struct, 0u, "down_factor"); + if (runtime_info.num_textures > 0) { + MemberDecorate(push_constant_struct, rescaling_textures_member_index, + spv::Decoration::Offset, 4u); + MemberName(push_constant_struct, rescaling_textures_member_index, "rescaling_textures"); + } + const Id pointer_type{TypePointer(spv::StorageClass::PushConstant, push_constant_struct)}; + rescaling_push_constants = AddGlobalVariable(pointer_type, spv::StorageClass::PushConstant); + Name(rescaling_push_constants, "rescaling_push_constants"); + + if (profile.supported_spirv >= 0x00010400) { + interfaces.push_back(rescaling_push_constants); + } +} + void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) { if (info.constant_buffer_descriptors.empty()) { return; |