mirror of https://github.com/AxioDL/metaforce.git
819 lines
31 KiB
C++
819 lines
31 KiB
C++
#include "shaderc.hpp"
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#include "athena/FileReader.hpp"
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#include "logvisor/logvisor.hpp"
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#include "hecl/hecl.hpp"
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#include "hecl/PipelineBase.hpp"
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#include <algorithm>
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#include <regex>
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#include <unordered_map>
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#include <set>
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#include <bitset>
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#include <memory>
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#include <cstdint>
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#include <fmt/ostream.h>
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#include <sstream>
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using namespace std::literals;
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namespace hecl::shaderc {
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static logvisor::Module Log("shaderc");
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constexpr std::regex::flag_type RegexFlags = std::regex::ECMAScript | std::regex::optimize;
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static const char* StageNames[] = {
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"hecl::PipelineStage::Vertex",
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"hecl::PipelineStage::Fragment",
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"hecl::PipelineStage::Geometry",
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"hecl::PipelineStage::Control",
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"hecl::PipelineStage::Evaluation"
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};
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const std::string* Compiler::getFileContents(SystemStringView path) {
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// TODO: Heterogeneous lookup when C++20 available
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auto search = m_fileContents.find(path.data());
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if (search == m_fileContents.end()) {
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athena::io::FileReader r(path);
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if (r.hasError())
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return nullptr;
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auto len = r.length();
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auto data = r.readBytes(len);
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search = m_fileContents.insert(std::make_pair(path.data(), std::string((char*)data.get(), len))).first;
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}
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return &search->second;
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}
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void Compiler::addInputFile(SystemStringView file) {
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if (std::find(m_inputFiles.begin(), m_inputFiles.end(), file) == m_inputFiles.end())
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m_inputFiles.emplace_back(file);
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}
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void Compiler::addDefine(std::string_view var, std::string_view val) { m_defines[var.data()] = val; }
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constexpr auto ShaderHeaderTemplate = FMT_STRING(
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"class Shader_{} : public hecl::GeneralShader\n"
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"{{\n"
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"public:\n"
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" static const boo::VertexFormatInfo VtxFmt;\n"
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" static const boo::AdditionalPipelineInfo PipelineInfo;\n"
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" static constexpr bool HasHash = true;\n"
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" static constexpr uint64_t Hash() {{ return 0x{:016X}; }}\n"
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" static constexpr bool HasStageHash = true;\n"
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" template <typename S>\n"
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" static constexpr uint64_t StageHash();\n"
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"}};\n\n");
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constexpr auto StageObjectHeaderTemplate = FMT_STRING(
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"template<typename P, typename S>\n"
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"class StageObject_{} : public hecl::StageBinary<P, S>\n"
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"{{\n"
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" static const hecl::StageBinary<P, S> Prototype;\n"
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"public:\n"
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" StageObject_{}(hecl::StageConverter<P, S>& conv, hecl::FactoryCtx& ctx, const Shader_{}& in)\n"
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" : hecl::StageBinary<P, S>(Prototype) {{}}\n"
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"}};\n"
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"STAGEOBJECT_PROTOTYPE_DECLARATIONS(StageObject_{})\n\n");
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constexpr auto StageObjectImplTemplate = FMT_STRING(
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"template<>\n"
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"const hecl::StageBinary<hecl::PlatformType::{}, hecl::PipelineStage::{}>\n"
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"StageObject_{}<hecl::PlatformType::{}, hecl::PipelineStage::{}>::Prototype = \n"
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"{{{}_{}_{}_data, sizeof({}_{}_{}_data)}};\n\n");
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struct CompileSubStageAction {
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template <typename P, typename S>
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static bool Do(const std::string& name, const std::string& basename, const std::string& stage, std::stringstream& out) {
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fmt::print(out, StageObjectImplTemplate, P::Name, S::Name, name, P::Name, S::Name, basename,
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P::Name, S::Name, basename, P::Name, S::Name);
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return true;
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}
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};
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struct CompileStageAction {
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template <typename P, typename S>
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static bool Do(const std::string& name, const std::string& basename, const std::string& stage, std::stringstream& out) {
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std::pair<StageBinaryData, size_t> data = CompileShader<P, S>(stage);
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if (data.second == 0)
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return false;
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fmt::print(out, FMT_STRING("static const uint8_t {}_{}_{}_data[] = {{\n"), name, P::Name, S::Name);
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for (size_t i = 0; i < data.second;) {
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out << " ";
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for (int j = 0; j < 10 && i < data.second; ++i, ++j)
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fmt::print(out, FMT_STRING("0x{:02X}, "), data.first.get()[i]);
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out << "\n";
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}
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out << "};\n\n";
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fmt::print(out, StageObjectImplTemplate, P::Name, S::Name, name, P::Name, S::Name, name,
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P::Name, S::Name, name, P::Name, S::Name);
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return true;
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}
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};
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template <typename Action, typename P>
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bool Compiler::StageAction(StageType type, const std::string& name, const std::string& basename,
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const std::string& stage, std::stringstream& implOut) {
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switch (type) {
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case StageType::Vertex:
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return Action::template Do<P, PipelineStage::Vertex>(name, basename, stage, implOut);
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case StageType::Fragment:
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return Action::template Do<P, PipelineStage::Fragment>(name, basename, stage, implOut);
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case StageType::Geometry:
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return Action::template Do<P, PipelineStage::Geometry>(name, basename, stage, implOut);
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case StageType::Control:
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return Action::template Do<P, PipelineStage::Control>(name, basename, stage, implOut);
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case StageType::Evaluation:
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return Action::template Do<P, PipelineStage::Evaluation>(name, basename, stage, implOut);
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default:
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break;
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}
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Log.report(logvisor::Error, FMT_STRING("Unknown stage type"));
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return false;
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}
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static const std::regex regWord(R"((\w+))", RegexFlags);
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template <typename Action>
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bool Compiler::StageAction(const std::string& platforms, StageType type, const std::string& name,
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const std::string& basename, const std::string& stage, std::stringstream& implOut) {
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std::smatch match;
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auto begin = platforms.cbegin();
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auto end = platforms.cend();
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while (std::regex_search(begin, end, match, regWord)) {
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std::string plat = match[1].str();
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std::transform(plat.begin(), plat.end(), plat.begin(), ::tolower);
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if (plat == "glsl") {
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if (!StageAction<Action, PlatformType::OpenGL>(type, name, basename, stage, implOut) ||
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!StageAction<Action, PlatformType::Vulkan>(type, name, basename, stage, implOut)
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#if HECL_NOUVEAU_NX
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|| !StageAction<Action, PlatformType::NX>(type, name, basename, stage, implOut)
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#endif
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)
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return false;
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} else if (plat == "opengl") {
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if (!StageAction<Action, PlatformType::OpenGL>(type, name, basename, stage, implOut))
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return false;
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} else if (plat == "vulkan") {
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if (!StageAction<Action, PlatformType::Vulkan>(type, name, basename, stage, implOut))
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return false;
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} else if (plat == "nx") {
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#if HECL_NOUVEAU_NX
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if (!StageAction<Action, PlatformType::NX>(type, name, basename, stage, implOut))
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return false;
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#endif
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} else if (plat == "d3d11" || plat == "hlsl") {
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#if _WIN32
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if (!StageAction<Action, PlatformType::D3D11>(type, name, basename, stage, implOut))
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return false;
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#endif
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} else if (plat == "metal") {
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#if __APPLE__
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if (!StageAction<Action, PlatformType::Metal>(type, name, basename, stage, implOut))
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return false;
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#endif
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} else {
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Log.report(logvisor::Error, FMT_STRING("Unknown platform '{}'"), plat);
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return false;
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}
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begin = match.suffix().first;
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}
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return true;
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}
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static const std::regex regInclude(R"(#\s*include\s+\"(.*)\")", RegexFlags);
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static const std::regex regDefine(R"(#\s*define\s+(\w+)\s*(.*))", RegexFlags);
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static const std::regex regShaderEx(R"(#\s*shader\s+(\w+)\s*:\s*(\w+))", RegexFlags);
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static const std::regex regShader(R"(#\s*shader\s+(\w+))", RegexFlags);
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static const std::regex regAttributeEx(R"(#\s*attribute\s+(\w+)\s+([0-9]+))", RegexFlags);
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static const std::regex regAttribute(R"(#\s*attribute\s+(\w+))", RegexFlags);
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static const std::regex regInstAttributeEx(R"(#\s*instattribute\s+(\w+)\s+([0-9]+))", RegexFlags);
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static const std::regex regInstAttribute(R"(#\s*instattribute\s+(\w+))", RegexFlags);
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static const std::regex regSrcFac(R"(#\s*srcfac\s+(\w+))", RegexFlags);
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static const std::regex regDstFac(R"(#\s*dstfac\s+(\w+))", RegexFlags);
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static const std::regex regPrim(R"(#\s*primitive\s+(\w+))", RegexFlags);
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static const std::regex regZTest(R"(#\s*depthtest\s+(\w+))", RegexFlags);
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static const std::regex regDepthWrite(R"(#\s*depthwrite\s+(\w+))", RegexFlags);
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static const std::regex regColorWrite(R"(#\s*colorwrite\s+(\w+))", RegexFlags);
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static const std::regex regAlphaWrite(R"(#\s*alphawrite\s+(\w+))", RegexFlags);
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static const std::regex regCulling(R"(#\s*culling\s+(\w+))", RegexFlags);
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static const std::regex regPatchSize(R"(#\s*patchsize\s+(\w+))", RegexFlags);
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static const std::regex regOverwriteAlpha(R"(#\s*overwritealpha\s+(\w+))", RegexFlags);
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static const std::regex regDepthAttachment(R"(#\s*depthattachment\s+(\w+))", RegexFlags);
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static const std::regex regVertex(R"(#\s*vertex\s+(.*))", RegexFlags);
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static const std::regex regFragment(R"(#\s*fragment\s+(.*))", RegexFlags);
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static const std::regex regGeometry(R"(#\s*geometry\s+(.*))", RegexFlags);
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static const std::regex regControl(R"(#\s*control\s+(.*))", RegexFlags);
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static const std::regex regEvaluation(R"(#\s*evaluation\s+(.*))", RegexFlags);
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bool Compiler::includeFile(SystemStringView file, std::string& out, int depth) {
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if (depth > 32) {
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Log.report(logvisor::Error, FMT_STRING(_SYS_STR("Too many levels of includes (>32) at '{}'")), file);
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return false;
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}
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const std::string* data = getFileContents(file);
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if (!data) {
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Log.report(logvisor::Error, FMT_STRING(_SYS_STR("Unable to access '{}'")), file);
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return false;
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}
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const std::string& sdata = *data;
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SystemString directory;
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auto slashPos = file.find_last_of(_SYS_STR("/\\"));
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if (slashPos != SystemString::npos)
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directory = SystemString(file.data(), slashPos);
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else
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directory = _SYS_STR(".");
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auto begin = sdata.cbegin();
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auto end = sdata.cend();
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while (begin != end) {
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std::string::const_iterator nextBegin;
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auto findPos = sdata.find('\n', begin - sdata.begin());
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if (findPos == std::string::npos)
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nextBegin = end;
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else
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nextBegin = sdata.begin() + findPos + 1;
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std::smatch subMatch;
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if (std::regex_search(begin, nextBegin, subMatch, regInclude)) {
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std::string path = subMatch[1].str();
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if (path.empty()) {
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Log.report(logvisor::Error, FMT_STRING(_SYS_STR("Empty path provided to include in '{}'")), file);
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return false;
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}
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hecl::SystemString pathStr(hecl::SystemStringConv(path).sys_str());
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if (!hecl::IsAbsolute(pathStr))
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pathStr = directory + _SYS_STR('/') + pathStr;
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if (!includeFile(pathStr, out, depth + 1))
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return false;
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} else {
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out.insert(out.end(), begin, nextBegin);
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}
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begin = nextBegin;
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}
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return true;
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}
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constexpr std::string_view BlendFactorToStr(boo::BlendFactor fac) {
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switch (fac) {
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case boo::BlendFactor::Zero:
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default:
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return "boo::BlendFactor::Zero"sv;
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case boo::BlendFactor::One:
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return "boo::BlendFactor::One"sv;
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case boo::BlendFactor::SrcColor:
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return "boo::BlendFactor::SrcColor"sv;
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case boo::BlendFactor::InvSrcColor:
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return "boo::BlendFactor::InvSrcColor"sv;
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case boo::BlendFactor::DstColor:
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return "boo::BlendFactor::DstColor"sv;
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case boo::BlendFactor::InvDstColor:
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return "boo::BlendFactor::InvDstColor"sv;
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case boo::BlendFactor::SrcAlpha:
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return "boo::BlendFactor::SrcAlpha"sv;
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case boo::BlendFactor::InvSrcAlpha:
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return "boo::BlendFactor::InvSrcAlpha"sv;
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case boo::BlendFactor::DstAlpha:
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return "boo::BlendFactor::DstAlpha"sv;
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case boo::BlendFactor::InvDstAlpha:
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return "boo::BlendFactor::InvDstAlpha"sv;
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case boo::BlendFactor::SrcColor1:
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return "boo::BlendFactor::SrcColor1"sv;
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case boo::BlendFactor::InvSrcColor1:
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return "boo::BlendFactor::InvSrcColor1"sv;
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case boo::BlendFactor::Subtract:
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return "boo::BlendFactor::Subtract"sv;
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}
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}
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inline bool StrToBlendFactor(std::string str, boo::BlendFactor& fac) {
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std::transform(str.begin(), str.end(), str.begin(), ::tolower);
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if (str == "zero")
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fac = boo::BlendFactor::Zero;
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else if (str == "one")
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fac = boo::BlendFactor::One;
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else if (str == "srccolor")
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fac = boo::BlendFactor::SrcColor;
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else if (str == "invsrccolor")
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fac = boo::BlendFactor::InvSrcColor;
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else if (str == "dstcolor")
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fac = boo::BlendFactor::DstColor;
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else if (str == "invdstcolor")
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fac = boo::BlendFactor::InvDstColor;
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else if (str == "srcalpha")
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fac = boo::BlendFactor::SrcAlpha;
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else if (str == "invsrcalpha")
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fac = boo::BlendFactor::InvSrcAlpha;
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else if (str == "dstalpha")
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fac = boo::BlendFactor::DstAlpha;
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else if (str == "invdstalpha")
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fac = boo::BlendFactor::InvDstAlpha;
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else if (str == "srccolor1")
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fac = boo::BlendFactor::SrcColor1;
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else if (str == "invsrccolor1")
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fac = boo::BlendFactor::InvSrcColor1;
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else if (str == "subtract")
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fac = boo::BlendFactor::Subtract;
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else {
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Log.report(logvisor::Error, FMT_STRING("Unrecognized blend mode '{}'"), str);
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return false;
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}
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return true;
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}
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constexpr std::string_view PrimitiveToStr(boo::Primitive prim) {
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switch (prim) {
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case boo::Primitive::Triangles:
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default:
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return "boo::Primitive::Triangles"sv;
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case boo::Primitive::TriStrips:
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return "boo::Primitive::TriStrips"sv;
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case boo::Primitive::Patches:
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return "boo::Primitive::Patches"sv;
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}
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}
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inline bool StrToPrimitive(std::string str, boo::Primitive& prim) {
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std::transform(str.begin(), str.end(), str.begin(), ::tolower);
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if (str == "triangles")
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prim = boo::Primitive::Triangles;
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else if (str == "tristrips")
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prim = boo::Primitive::TriStrips;
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else if (str == "patches")
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prim = boo::Primitive::Patches;
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else {
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Log.report(logvisor::Error, FMT_STRING("Unrecognized primitive '{}'"), str);
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return false;
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}
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return true;
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}
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constexpr std::string_view ZTestToStr(boo::ZTest ztest) {
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switch (ztest) {
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case boo::ZTest::None:
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default:
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return "boo::ZTest::None"sv;
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case boo::ZTest::LEqual:
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return "boo::ZTest::LEqual"sv;
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case boo::ZTest::Greater:
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return "boo::ZTest::Greater"sv;
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case boo::ZTest::GEqual:
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return "boo::ZTest::GEqual"sv;
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case boo::ZTest::Equal:
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return "boo::ZTest::Equal"sv;
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}
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}
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inline bool StrToZTest(std::string str, boo::ZTest& ztest) {
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std::transform(str.begin(), str.end(), str.begin(), ::tolower);
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if (str == "none")
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ztest = boo::ZTest::None;
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else if (str == "lequal")
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ztest = boo::ZTest::LEqual;
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else if (str == "greater")
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ztest = boo::ZTest::Greater;
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else if (str == "gequal")
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ztest = boo::ZTest::GEqual;
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else if (str == "equal")
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ztest = boo::ZTest::Equal;
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else {
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Log.report(logvisor::Error, FMT_STRING("Unrecognized ztest '{}'"), str);
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return false;
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}
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return true;
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}
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constexpr std::string_view CullModeToStr(boo::CullMode cull) {
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switch (cull) {
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case boo::CullMode::None:
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default:
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return "boo::CullMode::None"sv;
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case boo::CullMode::Backface:
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return "boo::CullMode::Backface"sv;
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case boo::CullMode::Frontface:
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return "boo::CullMode::Frontface"sv;
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}
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}
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inline bool StrToCullMode(std::string str, boo::CullMode& cull) {
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std::transform(str.begin(), str.end(), str.begin(), ::tolower);
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if (str == "none")
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cull = boo::CullMode::None;
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else if (str == "backface")
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cull = boo::CullMode::Backface;
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else if (str == "frontface")
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cull = boo::CullMode::Frontface;
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else {
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Log.report(logvisor::Error, FMT_STRING("Unrecognized cull mode '{}'"), str);
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return false;
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}
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return true;
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}
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constexpr std::string_view BoolToStr(bool b) { return b ? "true"sv : "false"sv; }
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inline bool StrToBool(std::string str, bool& b) {
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std::transform(str.begin(), str.end(), str.begin(), ::tolower);
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if (strtol(str.c_str(), nullptr, 0))
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b = true;
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else if (str == "true")
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b = true;
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else if (str == "false")
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b = false;
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else {
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Log.report(logvisor::Error, FMT_STRING("Unrecognized bool '{}'"), str);
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return false;
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}
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return true;
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}
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template <typename Format>
|
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constexpr void SemanticOut(std::stringstream& out,
|
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const std::pair<boo::VertexSemantic, int>& attr, const Format& fmtstr) {
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fmt::print(out, fmtstr,
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True(attr.first & boo::VertexSemantic::Instanced)
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? " | boo::VertexSemantic::Instanced"
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|
: "",
|
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attr.second);
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}
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|
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bool Compiler::compileFile(SystemStringView file, std::string_view baseName,
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std::pair<std::stringstream, std::stringstream>& out) {
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std::string includesPass;
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if (!includeFile(file, includesPass))
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return false;
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|
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std::string shaderName(baseName);
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std::string shaderBase;
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std::vector<std::pair<boo::VertexSemantic, int>> shaderAttributes;
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bool shaderAttributesReset = false;
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boo::AdditionalPipelineInfo shaderInfo = {};
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std::string stagePlatforms;
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StageType stageType;
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auto stageBegin = includesPass.cend();
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auto stageEnd = includesPass.cend();
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struct ShaderStageUse {
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std::bitset<6> stages;
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std::array<unsigned long long, 6> stageHashes = {};
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std::set<std::string> platforms;
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};
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std::unordered_map<std::string, ShaderStageUse> shaderStageUses;
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std::unordered_map<std::string, std::string> shaderBases;
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|
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auto _DoCompile = [&]() {
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if (stageBegin == includesPass.end())
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return true;
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if (shaderName.empty()) {
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Log.report(logvisor::Error, FMT_STRING("`#shader <name>` must be issued before stages"));
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return false;
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}
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std::string stage(stageBegin, stageEnd);
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for (const auto& define : m_defines) {
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std::string::size_type pos = 0;
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while ((pos = stage.find(define.first, pos)) != std::string::npos) {
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stage = std::string(stage.begin(), stage.begin() + pos) + define.second +
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std::string(stage.begin() + pos + define.first.size(), stage.end());
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}
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}
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stageBegin = includesPass.end();
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ShaderStageUse& uses = shaderStageUses[shaderName];
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uses.stages.set(size_t(stageType));
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uses.stageHashes[size_t(stageType)] = XXH64(stage.c_str(), stage.size(), 0);
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uses.platforms.insert(stagePlatforms);
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return StageAction<CompileStageAction>(stagePlatforms, stageType, shaderName, shaderBase, stage, out.second);
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};
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auto DoCompile = [&](std::string platform, StageType type, std::string::const_iterator end,
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std::string::const_iterator begin) {
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stageEnd = end;
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bool ret = _DoCompile();
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stagePlatforms = std::move(platform);
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stageType = type;
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stageBegin = begin;
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return ret;
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};
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auto DoShader = [&]() {
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if (shaderBase.empty() && shaderStageUses.find(shaderName) == shaderStageUses.cend())
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return true;
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ShaderStageUse& uses = shaderStageUses[shaderName];
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if (uses.stages.test(5))
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return true;
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fmt::print(out.first, ShaderHeaderTemplate, shaderName, XXH64(shaderName.c_str(), shaderName.size(), 0));
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fmt::print(out.first, StageObjectHeaderTemplate, shaderName, shaderName, shaderName, shaderName);
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if (!shaderBase.empty()) {
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shaderBases[shaderName] = shaderBase;
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for (int i = 0; i < 5; ++i) {
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if (uses.stages.test(size_t(i)))
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continue;
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std::string useBase = shaderBase;
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std::unordered_map<std::string, ShaderStageUse>::const_iterator baseUses =
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shaderStageUses.find(useBase);
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while (baseUses == shaderStageUses.cend() || !baseUses->second.stages.test(size_t(i))) {
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auto search = shaderBases.find(useBase);
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if (search == shaderBases.cend())
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break;
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useBase = search->second;
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baseUses = shaderStageUses.find(useBase);
|
|
}
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if (baseUses == shaderStageUses.cend() || !baseUses->second.stages.test(size_t(i)))
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continue;
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for (const std::string& basePlatforms : baseUses->second.platforms) {
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uses.stageHashes[size_t(i)] = baseUses->second.stageHashes[size_t(i)];
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StageAction<CompileSubStageAction>(basePlatforms, StageType(i), shaderName, useBase, {}, out.second);
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}
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}
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shaderBase.clear();
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}
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|
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fmt::print(out.second, FMT_STRING("static const boo::VertexElementDescriptor {}_vtxfmtelems[] = {{\n"), shaderName);
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for (const auto& attr : shaderAttributes) {
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switch (attr.first & boo::VertexSemantic::SemanticMask) {
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case boo::VertexSemantic::Position2:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Position2{}, {}}},\n"));
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break;
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case boo::VertexSemantic::Position3:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Position3{}, {}}},\n"));
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break;
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case boo::VertexSemantic::Position4:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Position4{}, {}}},\n"));
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break;
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case boo::VertexSemantic::Normal3:
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|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Normal3{}, {}}},\n"));
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break;
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case boo::VertexSemantic::Normal4:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Normal4{}, {}}},\n"));
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break;
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|
case boo::VertexSemantic::Color:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Color{}, {}}},\n"));
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|
break;
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|
case boo::VertexSemantic::ColorUNorm:
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|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::ColorUNorm{}, {}}},\n"));
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|
break;
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|
case boo::VertexSemantic::UV2:
|
|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::UV2{}, {}}},\n"));
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|
break;
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case boo::VertexSemantic::UV4:
|
|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::UV4{}, {}}},\n"));
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|
break;
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case boo::VertexSemantic::Weight:
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SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::Weight{}, {}}},\n"));
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|
break;
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|
case boo::VertexSemantic::ModelView:
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|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::ModelView{}, {}}},\n"));
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|
break;
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|
default:
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|
SemanticOut(out.second, attr, FMT_STRING("{{boo::VertexSemantic::None{}, {}}},\n"));
|
|
break;
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|
}
|
|
}
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|
out.second << "};\n";
|
|
fmt::print(out.second, FMT_STRING("const boo::VertexFormatInfo Shader_{}::VtxFmt = {{ {}_vtxfmtelems }};\n\n"),
|
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shaderName, shaderName);
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fmt::print(out.second, FMT_STRING("const boo::AdditionalPipelineInfo Shader_{}::PipelineInfo = {{\n"), shaderName);
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|
out.second << BlendFactorToStr(shaderInfo.srcFac);
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out.second << ", ";
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|
out.second << BlendFactorToStr(shaderInfo.dstFac);
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|
out.second << ", ";
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|
out.second << PrimitiveToStr(shaderInfo.prim);
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|
out.second << ", ";
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|
out.second << ZTestToStr(shaderInfo.depthTest);
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out.second << ",\n";
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|
out.second << BoolToStr(shaderInfo.depthWrite);
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|
out.second << ", ";
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|
out.second << BoolToStr(shaderInfo.colorWrite);
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|
out.second << ", ";
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|
out.second << BoolToStr(shaderInfo.alphaWrite);
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|
out.second << ", ";
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|
out.second << CullModeToStr(shaderInfo.culling);
|
|
out.second << ", ";
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|
fmt::print(out.second, FMT_STRING("{}, "), shaderInfo.patchSize);
|
|
out.second << BoolToStr(shaderInfo.overwriteAlpha);
|
|
out.second << ", ";
|
|
out.second << BoolToStr(shaderInfo.depthAttachment);
|
|
out.second << ", ";
|
|
out.second << "};\n\n";
|
|
|
|
uses.stages.set(5);
|
|
|
|
return true;
|
|
};
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|
auto AddAttribute = [&](std::string semantic, std::string idx, bool inst) {
|
|
if (shaderAttributesReset) {
|
|
shaderAttributes.clear();
|
|
shaderAttributesReset = false;
|
|
}
|
|
boo::VertexSemantic orsem = inst ? boo::VertexSemantic::Instanced : boo::VertexSemantic::None;
|
|
int idxNum = int(strtoul(idx.c_str(), nullptr, 10));
|
|
std::transform(semantic.begin(), semantic.end(), semantic.begin(), ::tolower);
|
|
if (semantic == "position2")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Position2 | orsem, idxNum));
|
|
else if (semantic == "position3")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Position3 | orsem, idxNum));
|
|
else if (semantic == "position4")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Position4 | orsem, idxNum));
|
|
else if (semantic == "normal3")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Normal3 | orsem, idxNum));
|
|
else if (semantic == "normal4")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Normal4 | orsem, idxNum));
|
|
else if (semantic == "color")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Color | orsem, idxNum));
|
|
else if (semantic == "colorunorm")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::ColorUNorm | orsem, idxNum));
|
|
else if (semantic == "uv2")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::UV2 | orsem, idxNum));
|
|
else if (semantic == "uv4")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::UV4 | orsem, idxNum));
|
|
else if (semantic == "weight")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::Weight | orsem, idxNum));
|
|
else if (semantic == "modelview")
|
|
shaderAttributes.push_back(std::make_pair(boo::VertexSemantic::ModelView | orsem, idxNum));
|
|
else {
|
|
Log.report(logvisor::Error, FMT_STRING("Unrecognized vertex semantic '{}'"), semantic);
|
|
return false;
|
|
}
|
|
return true;
|
|
};
|
|
|
|
auto begin = includesPass.cbegin();
|
|
auto end = includesPass.cend();
|
|
std::string* defineContinue = nullptr;
|
|
while (begin != end) {
|
|
std::string::const_iterator nextBegin;
|
|
auto findPos = includesPass.find('\n', begin - includesPass.cbegin());
|
|
if (findPos == std::string::npos)
|
|
nextBegin = end;
|
|
else
|
|
nextBegin = includesPass.cbegin() + findPos + 1;
|
|
|
|
std::smatch subMatch;
|
|
if (defineContinue) {
|
|
std::string extraLine;
|
|
if (findPos == std::string::npos)
|
|
extraLine = std::string(begin, end);
|
|
else
|
|
extraLine = std::string(begin, includesPass.cbegin() + findPos);
|
|
*defineContinue += extraLine;
|
|
if (!defineContinue->empty() && defineContinue->back() == '\r')
|
|
defineContinue->pop_back();
|
|
if (!defineContinue->empty() && defineContinue->back() == '\\')
|
|
defineContinue->pop_back();
|
|
else
|
|
defineContinue = nullptr;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regDefine)) {
|
|
std::string& defOut = m_defines[subMatch[1].str()];
|
|
defOut = subMatch[2].str();
|
|
if (!defOut.empty() && defOut.back() == '\r')
|
|
defOut.pop_back();
|
|
if (!defOut.empty() && defOut.back() == '\\') {
|
|
defOut.pop_back();
|
|
defineContinue = &defOut;
|
|
}
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regShaderEx)) {
|
|
stageEnd = begin;
|
|
if (!_DoCompile() || !DoShader())
|
|
return false;
|
|
shaderName = subMatch[1].str();
|
|
shaderBase = subMatch[2].str();
|
|
shaderAttributesReset = true;
|
|
// shaderAttributes.clear();
|
|
// shaderInfo = boo::AdditionalPipelineInfo();
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regShader)) {
|
|
stageEnd = begin;
|
|
if (!_DoCompile() || !DoShader())
|
|
return false;
|
|
shaderName = subMatch[1].str();
|
|
shaderAttributesReset = true;
|
|
// shaderAttributes.clear();
|
|
// shaderInfo = boo::AdditionalPipelineInfo();
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regAttributeEx)) {
|
|
if (!AddAttribute(subMatch[1].str(), subMatch[2].str(), false))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regAttribute)) {
|
|
if (!AddAttribute(subMatch[1].str(), "0", false))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regInstAttributeEx)) {
|
|
if (!AddAttribute(subMatch[1].str(), subMatch[2].str(), true))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regInstAttribute)) {
|
|
if (!AddAttribute(subMatch[1].str(), "0", true))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regSrcFac)) {
|
|
if (!StrToBlendFactor(subMatch[1].str(), shaderInfo.srcFac))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regDstFac)) {
|
|
if (!StrToBlendFactor(subMatch[1].str(), shaderInfo.dstFac))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regPrim)) {
|
|
if (!StrToPrimitive(subMatch[1].str(), shaderInfo.prim))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regZTest)) {
|
|
if (!StrToZTest(subMatch[1].str(), shaderInfo.depthTest))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regDepthWrite)) {
|
|
if (!StrToBool(subMatch[1].str(), shaderInfo.depthWrite))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regColorWrite)) {
|
|
if (!StrToBool(subMatch[1].str(), shaderInfo.colorWrite))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regAlphaWrite)) {
|
|
if (!StrToBool(subMatch[1].str(), shaderInfo.alphaWrite))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regCulling)) {
|
|
if (!StrToCullMode(subMatch[1].str(), shaderInfo.culling))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regPatchSize)) {
|
|
auto str = subMatch[1].str();
|
|
char* endptr;
|
|
shaderInfo.patchSize = uint32_t(strtoul(str.c_str(), &endptr, 0));
|
|
if (endptr == str.c_str()) {
|
|
Log.report(logvisor::Error, FMT_STRING("Non-unsigned-integer value for #patchsize directive"));
|
|
return false;
|
|
}
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regOverwriteAlpha)) {
|
|
if (!StrToBool(subMatch[1].str(), shaderInfo.overwriteAlpha))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regDepthAttachment)) {
|
|
if (!StrToBool(subMatch[1].str(), shaderInfo.depthAttachment))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regVertex)) {
|
|
if (!DoCompile(subMatch[1].str(), StageType::Vertex, begin, nextBegin))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regFragment)) {
|
|
if (!DoCompile(subMatch[1].str(), StageType::Fragment, begin, nextBegin))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regGeometry)) {
|
|
if (!DoCompile(subMatch[1].str(), StageType::Geometry, begin, nextBegin))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regControl)) {
|
|
if (!DoCompile(subMatch[1].str(), StageType::Control, begin, nextBegin))
|
|
return false;
|
|
} else if (std::regex_search(begin, nextBegin, subMatch, regEvaluation)) {
|
|
if (!DoCompile(subMatch[1].str(), StageType::Evaluation, begin, nextBegin))
|
|
return false;
|
|
}
|
|
|
|
begin = nextBegin;
|
|
}
|
|
|
|
stageEnd = begin;
|
|
if (!_DoCompile() || !DoShader())
|
|
return false;
|
|
|
|
for (const auto& shader : shaderStageUses) {
|
|
for (int i = 0; i < 5; ++i) {
|
|
if (shader.second.stageHashes[i]) {
|
|
out.first << "template <> constexpr uint64_t Shader_";
|
|
out.first << shader.first;
|
|
fmt::print(out.first, FMT_STRING("::StageHash<{}>() {{ return 0x{:016X}; }}\n"),
|
|
StageNames[i], shader.second.stageHashes[i]);
|
|
}
|
|
}
|
|
}
|
|
out.first << "\n";
|
|
|
|
out.first << "#define UNIVERSAL_PIPELINES_";
|
|
out.first << baseName;
|
|
for (const auto& shader : shaderStageUses) {
|
|
out.first << " \\\n";
|
|
out.first << "::Shader_";
|
|
out.first << shader.first;
|
|
}
|
|
out.first << "\n";
|
|
|
|
out.first << "#define STAGES_";
|
|
out.first << baseName;
|
|
out.first << "(P, S)";
|
|
for (const auto& shader : shaderStageUses) {
|
|
out.first << " \\\n";
|
|
out.first << "::StageObject_";
|
|
out.first << shader.first;
|
|
out.first << "<P, S>,";
|
|
}
|
|
out.first << "\n";
|
|
|
|
return true;
|
|
}
|
|
|
|
bool Compiler::compile(std::string_view baseName, std::pair<std::stringstream, std::stringstream>& out) {
|
|
out.first << "#pragma once\n"
|
|
"#include \"hecl/PipelineBase.hpp\"\n\n";
|
|
fmt::print(out.second, FMT_STRING("#include \"{}.hpp\"\n\n"), baseName);
|
|
|
|
for (const auto& file : m_inputFiles)
|
|
if (!compileFile(file, baseName, out))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
} // namespace hecl::shaderc
|