mirror of https://github.com/AxioDL/metaforce.git
265 lines
10 KiB
C++
265 lines
10 KiB
C++
#ifndef HECLRUNTIME_HPP
|
|
#define HECLRUNTIME_HPP
|
|
|
|
#include "HECL.hpp"
|
|
#include "Frontend.hpp"
|
|
#include <boo/graphicsdev/IGraphicsDataFactory.hpp>
|
|
#include <Athena/DNA.hpp>
|
|
#include <Athena/FileReader.hpp>
|
|
#include <unordered_map>
|
|
|
|
namespace HECL
|
|
{
|
|
struct HMDLMeta;
|
|
|
|
namespace Runtime
|
|
{
|
|
|
|
/**
|
|
* @brief Per-platform file store resolution
|
|
*/
|
|
class FileStoreManager
|
|
{
|
|
SystemString m_domain;
|
|
SystemString m_storeRoot;
|
|
public:
|
|
FileStoreManager(const SystemString& domain);
|
|
const SystemString& getDomain() const {return m_domain;}
|
|
/**
|
|
* @brief Returns the full path to the file store, including domain
|
|
* @return Full path to store e.g /home/foo/.hecl/bar
|
|
*/
|
|
const SystemString& getStoreRoot() const {return m_storeRoot;}
|
|
};
|
|
|
|
/**
|
|
* @brief Hash subclass for identifying shaders and their metadata
|
|
*/
|
|
class ShaderTag : public Hash
|
|
{
|
|
union
|
|
{
|
|
uint64_t m_meta = 0;
|
|
struct
|
|
{
|
|
uint8_t m_colorCount;
|
|
uint8_t m_uvCount;
|
|
uint8_t m_weightCount;
|
|
uint8_t m_skinSlotCount;
|
|
uint8_t m_texMtxCount;
|
|
bool m_depthTest:1;
|
|
bool m_depthWrite:1;
|
|
bool m_backfaceCulling:1;
|
|
};
|
|
};
|
|
public:
|
|
ShaderTag() = default;
|
|
ShaderTag(const std::string& source, uint8_t c, uint8_t u, uint8_t w, uint8_t s, uint8_t t,
|
|
bool depthTest, bool depthWrite, bool backfaceCulling)
|
|
: Hash(source), m_colorCount(c), m_uvCount(u), m_weightCount(w), m_skinSlotCount(s), m_texMtxCount(t),
|
|
m_depthTest(depthTest), m_depthWrite(depthWrite), m_backfaceCulling(backfaceCulling)
|
|
{hash ^= m_meta;}
|
|
ShaderTag(const HECL::Frontend::IR& ir, uint8_t c, uint8_t u, uint8_t w, uint8_t s, uint8_t t,
|
|
bool depthTest, bool depthWrite, bool backfaceCulling)
|
|
: Hash(ir.m_hash), m_colorCount(c), m_uvCount(u), m_weightCount(w), m_skinSlotCount(s), m_texMtxCount(t),
|
|
m_depthTest(depthTest), m_depthWrite(depthWrite), m_backfaceCulling(backfaceCulling)
|
|
{hash ^= m_meta;}
|
|
ShaderTag(uint64_t hashin, uint8_t c, uint8_t u, uint8_t w, uint8_t s, uint8_t t,
|
|
bool depthTest, bool depthWrite, bool backfaceCulling)
|
|
: Hash(hashin), m_colorCount(c), m_uvCount(u), m_weightCount(w), m_skinSlotCount(s), m_texMtxCount(t),
|
|
m_depthTest(depthTest), m_depthWrite(depthWrite), m_backfaceCulling(backfaceCulling)
|
|
{hash ^= m_meta;}
|
|
ShaderTag(uint64_t comphashin, uint64_t meta)
|
|
: Hash(comphashin), m_meta(meta) {}
|
|
ShaderTag(const ShaderTag& other) : Hash(other), m_meta(other.m_meta) {}
|
|
uint8_t getColorCount() const {return m_colorCount;}
|
|
uint8_t getUvCount() const {return m_uvCount;}
|
|
uint8_t getWeightCount() const {return m_weightCount;}
|
|
uint8_t getSkinSlotCount() const {return m_skinSlotCount;}
|
|
uint8_t getTexMtxCount() const {return m_texMtxCount;}
|
|
bool getDepthTest() const {return m_depthTest;}
|
|
bool getDepthWrite() const {return m_depthWrite;}
|
|
bool getBackfaceCulling() const {return m_backfaceCulling;}
|
|
uint64_t getMetaData() const {return m_meta;}
|
|
|
|
/* For shader constructors that require vertex format up-front (HLSL) */
|
|
boo::IVertexFormat* newVertexFormat(boo::IGraphicsDataFactory* factory) const;
|
|
};
|
|
|
|
/**
|
|
* @brief Simple binary data and tag container for cache interaction
|
|
*/
|
|
class ShaderCachedData
|
|
{
|
|
friend class ShaderCacheManager;
|
|
ShaderCachedData() = default;
|
|
public:
|
|
ShaderCachedData(const ShaderTag& tag, size_t decompSz)
|
|
: m_tag(tag), m_data(new uint8_t[decompSz]), m_sz(decompSz) {}
|
|
ShaderTag m_tag;
|
|
std::unique_ptr<uint8_t[]> m_data;
|
|
size_t m_sz;
|
|
operator bool() const {return m_tag.operator bool();}
|
|
};
|
|
|
|
/**
|
|
* @brief Optional cache extensions allowing the client to specify shader transformations in bulk
|
|
*/
|
|
class ShaderCacheExtensions
|
|
{
|
|
friend class ShaderCacheManager;
|
|
boo::IGraphicsDataFactory::Platform m_plat;
|
|
ShaderCacheExtensions() : m_plat(boo::IGraphicsDataFactory::Platform::Null) {}
|
|
|
|
uint64_t hashExtensions() const;
|
|
public:
|
|
struct Function
|
|
{
|
|
const char* m_source = nullptr;
|
|
const char* m_entry = nullptr;
|
|
Function() = default;
|
|
Function(const char* source, const char* entry)
|
|
: m_source(source), m_entry(entry) {}
|
|
};
|
|
|
|
struct ExtensionSlot
|
|
{
|
|
Function lighting;
|
|
Function post;
|
|
};
|
|
std::vector<ExtensionSlot> m_extensionSlots;
|
|
|
|
ShaderCacheExtensions(boo::IGraphicsDataFactory::Platform plat) : m_plat(plat)
|
|
{
|
|
/* Index-0 has special default-meaning */
|
|
m_extensionSlots.emplace_back();
|
|
}
|
|
operator bool() const {return m_plat != boo::IGraphicsDataFactory::Platform::Null;}
|
|
|
|
/* Strings must remain resident!! (intended to be stored static const) */
|
|
unsigned registerExtensionSlot(Function lighting, Function post)
|
|
{
|
|
m_extensionSlots.emplace_back();
|
|
ExtensionSlot& slot = m_extensionSlots.back();
|
|
slot.lighting = lighting;
|
|
slot.post = post;
|
|
return m_extensionSlots.size() - 1;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @brief Interface for binding HECL backends to the ShaderCacheManager
|
|
*/
|
|
class IShaderBackendFactory
|
|
{
|
|
friend class ShaderCacheManager;
|
|
protected:
|
|
unsigned m_rtHint = 1;
|
|
using FReturnExtensionShader = std::function<void(boo::IShaderPipeline*)>;
|
|
virtual ShaderCachedData buildShaderFromIR(const ShaderTag& tag,
|
|
const HECL::Frontend::IR& ir,
|
|
HECL::Frontend::Diagnostics& diag,
|
|
boo::IShaderPipeline** objOut)=0;
|
|
virtual boo::IShaderPipeline* buildShaderFromCache(const ShaderCachedData& data)=0;
|
|
virtual ShaderCachedData buildExtendedShaderFromIR(const ShaderTag& tag,
|
|
const HECL::Frontend::IR& ir,
|
|
HECL::Frontend::Diagnostics& diag,
|
|
const std::vector<ShaderCacheExtensions::ExtensionSlot>& extensionSlots,
|
|
FReturnExtensionShader returnFunc)=0;
|
|
virtual void buildExtendedShaderFromCache(const ShaderCachedData& data,
|
|
const std::vector<ShaderCacheExtensions::ExtensionSlot>& extensionSlots,
|
|
FReturnExtensionShader returnFunc)=0;
|
|
public:
|
|
virtual ~IShaderBackendFactory() {}
|
|
};
|
|
|
|
/**
|
|
* @brief Maintains index/data file pair containing platform-dependent cached shader data
|
|
*/
|
|
class ShaderCacheManager
|
|
{
|
|
const FileStoreManager& m_storeMgr;
|
|
ShaderCacheExtensions m_extensions;
|
|
uint64_t m_extensionsHash = 0;
|
|
std::unique_ptr<IShaderBackendFactory> m_factory;
|
|
Athena::io::FileReader m_idxFr;
|
|
Athena::io::FileReader m_datFr;
|
|
HECL::Frontend::Frontend FE;
|
|
struct IndexEntry : Athena::io::DNA<Athena::BigEndian>
|
|
{
|
|
DECL_DNA
|
|
Value<atUint64> m_hash;
|
|
Value<atUint64> m_meta;
|
|
Value<atUint64> m_compOffset;
|
|
Value<atUint32> m_compSize;
|
|
Value<atUint32> m_decompSize;
|
|
};
|
|
std::vector<IndexEntry> m_entries;
|
|
std::unordered_map<Hash, size_t> m_entryLookup;
|
|
uint64_t m_timeHash = 0;
|
|
void bootstrapIndex();
|
|
ShaderCachedData lookupData(const Hash& hash);
|
|
bool addData(const ShaderCachedData& data);
|
|
boo::IShaderPipeline* buildFromCache(const ShaderCachedData& foundData);
|
|
std::vector<boo::IShaderPipeline*> buildExtendedFromCache(const ShaderCachedData& foundData);
|
|
public:
|
|
ShaderCacheManager(const FileStoreManager& storeMgr,
|
|
boo::IGraphicsDataFactory* gfxFactory,
|
|
ShaderCacheExtensions&& extension);
|
|
ShaderCacheManager(const FileStoreManager& storeMgr,
|
|
boo::IGraphicsDataFactory* gfxFactory)
|
|
: ShaderCacheManager(storeMgr, gfxFactory, ShaderCacheExtensions()) {}
|
|
void reload();
|
|
|
|
/* Some platforms (like Metal) require information about the render target
|
|
* for encoding the pipeline state. This must be called before building shaders */
|
|
void setRenderTargetSamples(unsigned samps) {m_factory->m_rtHint = samps;}
|
|
|
|
boo::IShaderPipeline* buildShader(const ShaderTag& tag, const std::string& source,
|
|
const std::string& diagName);
|
|
boo::IShaderPipeline* buildShader(const ShaderTag& tag, const HECL::Frontend::IR& ir,
|
|
const std::string& diagName);
|
|
std::vector<boo::IShaderPipeline*> buildExtendedShader(const ShaderTag& tag, const std::string& source,
|
|
const std::string& diagName);
|
|
std::vector<boo::IShaderPipeline*> buildExtendedShader(const ShaderTag& tag, const HECL::Frontend::IR& ir,
|
|
const std::string& diagName);
|
|
};
|
|
|
|
/**
|
|
* @brief Integrated reader/constructor/container for HMDL data
|
|
*/
|
|
struct HMDLData
|
|
{
|
|
boo::IGraphicsBufferS* m_vbo;
|
|
boo::IGraphicsBufferS* m_ibo;
|
|
boo::IVertexFormat* m_vtxFmt = nullptr;
|
|
|
|
HMDLData(boo::IGraphicsDataFactory* factory,
|
|
const void* metaData, const void* vbo, const void* ibo);
|
|
|
|
/* For binding constructors that require vertex format up front (GLSL) */
|
|
static boo::IVertexFormat* NewVertexFormat(boo::IGraphicsDataFactory* factory, const HMDLMeta& meta,
|
|
boo::IGraphicsBuffer* vbo=nullptr, boo::IGraphicsBuffer* ibo=nullptr);
|
|
|
|
boo::IShaderDataBinding* newShaderDataBindng(boo::IGraphicsDataFactory* factory,
|
|
boo::IShaderPipeline* shader,
|
|
size_t ubufCount, boo::IGraphicsBuffer** ubufs,
|
|
size_t texCount, boo::ITexture** texs)
|
|
{return factory->newShaderDataBinding(shader, m_vtxFmt, m_vbo, nullptr, m_ibo,
|
|
ubufCount, ubufs, texCount, texs);}
|
|
};
|
|
|
|
}
|
|
}
|
|
|
|
namespace std
|
|
{
|
|
template <> struct hash<HECL::Runtime::ShaderTag>
|
|
{
|
|
size_t operator()(const HECL::Runtime::ShaderTag& val) const NOEXCEPT
|
|
{return val.valSizeT();}
|
|
};
|
|
}
|
|
|
|
#endif // HECLRUNTIME_HPP
|