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Metal platform conformance

This commit is contained in:
Jack Andersen 2016-07-31 10:26:08 -10:00
parent 9531d2bb02
commit ec859598e9
4 changed files with 70 additions and 42 deletions
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2
hecl/extern/athena vendored

@ -1 +1 @@
Subproject commit c4db28821e112bd60dcde4caff79b3fd4634b238
Subproject commit cf3dfcddffde70b54e38f18665cc3c4dbb0f5132

2
hecl/extern/boo vendored

@ -1 +1 @@
Subproject commit 0ee594438714f38e4de982a4d51fdeaf689dd5c6
Subproject commit 2ec943f0b2f5af6c74c0b8a2f852c484c3235d8e

17
hecl/include/hecl/Backend/Metal.hpp
View File

@ -1,15 +1,6 @@
#ifndef HECLBACKEND_METAL_HPP
#define HECLBACKEND_METAL_HPP
#if __APPLE__
#include <Availability.h>
#if __MAC_OS_X_VERSION_MAX_ALLOWED >= 101100
#define BOO_HAS_METAL 1
#else
#define BOO_HAS_METAL 0
#endif
#endif
#if BOO_HAS_METAL
#include "ProgrammableCommon.hpp"
@ -23,16 +14,18 @@ struct Metal : ProgrammableCommon
{
void reset(const IR& ir, Diagnostics& diag);
std::string makeVert(unsigned col, unsigned uv, unsigned w,
unsigned skinSlots, unsigned texMtxs) const;
unsigned skinSlots, unsigned texMtxs, size_t extTexCount,
const TextureInfo* extTexs) const;
std::string makeFrag(size_t blockCount, const char** blockNames,
const ShaderFunction& lighting=ShaderFunction()) const;
std::string makeFrag(size_t blockCount, const char** blockNames,
const ShaderFunction& lighting,
const ShaderFunction& post) const;
const ShaderFunction& post, size_t extTexCount,
const TextureInfo* extTexs) const;
private:
std::string GenerateVertInStruct(unsigned col, unsigned uv, unsigned w) const;
std::string GenerateVertToFragStruct() const;
std::string GenerateVertToFragStruct(size_t extTexCount) const;
std::string GenerateVertUniformStruct(unsigned skinSlots) const;
std::string EmitVec3(const atVec4f& vec) const

91
hecl/lib/Backend/Metal.cpp
View File

@ -72,7 +72,7 @@ std::string Metal::GenerateVertInStruct(unsigned col, unsigned uv, unsigned w) c
return retval + "};\n";
}
std::string Metal::GenerateVertToFragStruct() const
std::string Metal::GenerateVertToFragStruct(size_t extTexCount) const
{
std::string retval =
"struct VertToFrag\n"
@ -86,6 +86,11 @@ std::string Metal::GenerateVertToFragStruct() const
for (size_t i=0 ; i<m_tcgs.size() ; ++i)
retval += hecl::Format(" float2 tcgs%" PRISize ";\n", i);
}
if (extTexCount)
{
for (size_t i=0 ; i<extTexCount ; ++i)
retval += hecl::Format(" float2 extTcgs%" PRISize ";\n", i);
}
return retval + "};\n";
}
@ -112,14 +117,15 @@ void Metal::reset(const IR& ir, Diagnostics& diag)
}
std::string Metal::makeVert(unsigned col, unsigned uv, unsigned w,
unsigned s, unsigned tm) const
unsigned s, unsigned tm, size_t extTexCount,
const TextureInfo* extTexs) const
{
std::string tmStr;
if (tm)
tmStr = hecl::Format(",\nconstant TexMtxs* texMtxs [[ buffer(3) ]]");
std::string retval = "#include <metal_stdlib>\nusing namespace metal;\n" +
GenerateVertInStruct(col, uv, w) + "\n" +
GenerateVertToFragStruct() + "\n" +
GenerateVertToFragStruct(extTexCount) + "\n" +
GenerateVertUniformStruct(s) +
"\nvertex VertToFrag vmain(VertData v [[ stage_in ]],\n"
" constant HECLVertUniform& vu [[ buffer(2) ]]" + tmStr + ")\n"
@ -160,6 +166,17 @@ std::string Metal::makeVert(unsigned col, unsigned uv, unsigned w,
++tcgIdx;
}
for (int i=0 ; i<extTexCount ; ++i)
{
const TextureInfo& extTex = extTexs[i];
if (extTex.mtxIdx < 0)
retval += hecl::Format(" vtf.extTcgs%u = %s;\n", i,
EmitTexGenSource2(extTex.src, extTex.uvIdx).c_str());
else
retval += hecl::Format(" vtf.extTcgs%u = (texMtxs[%u].postMtx * float4(%s((texMtxs[%u].mtx * %s).xyz), 1.0)).xy;\n", i, extTex.mtxIdx,
extTex.normalize ? "normalize" : "", extTex.mtxIdx, EmitTexGenSource4(extTex.src, extTex.uvIdx).c_str());
}
return retval + " return vtf;\n}\n";
}
@ -188,7 +205,7 @@ std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
std::string retval = "#include <metal_stdlib>\nusing namespace metal;\n"
"constexpr sampler samp(address::repeat, filter::linear, mip_filter::linear);\n" +
GenerateVertToFragStruct() + "\n" +
GenerateVertToFragStruct(0) + "\n" +
lightingSrc + "\n" +
"fragment float4 fmain(VertToFrag vtf [[ stage_in ]]" + texMapDecl + ")\n{\n";
@ -216,7 +233,8 @@ std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
const ShaderFunction& lighting,
const ShaderFunction& post) const
const ShaderFunction& post, size_t extTexCount,
const TextureInfo* extTexs) const
{
std::string lightingSrc;
if (lighting.m_source)
@ -237,6 +255,16 @@ std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
texMapDecl += hecl::Format(",\ntexture2d<float> tex%u [[ texture(%u) ]]", i, i);
}
std::string extTexCall;
for (int i=0 ; i<extTexCount ; ++i)
{
const TextureInfo& extTex = extTexs[i];
if (extTexCall.size())
extTexCall += ", ";
extTexCall += hecl::Format("tex%u", extTex.mapIdx);
texMapDecl += hecl::Format(",\ntexture2d<float> tex%u [[ texture(%u) ]]", extTex.mapIdx, extTex.mapIdx);
}
std::string blockCall;
for (size_t i=0 ; i<blockCount ; ++i)
{
@ -248,8 +276,9 @@ std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
std::string retval = "#include <metal_stdlib>\nusing namespace metal;\n"
"constexpr sampler samp(address::repeat, filter::linear, mip_filter::linear);\n" +
GenerateVertToFragStruct() + "\n" +
GenerateVertToFragStruct(extTexCount) + "\n" +
lightingSrc + "\n" +
postSrc + "\n" +
"fragment float4 fmain(VertToFrag vtf [[ stage_in ]]" + texMapDecl + ")\n{\n";
if (m_lighting)
@ -266,9 +295,11 @@ std::string Metal::makeFrag(size_t blockCount, const char** blockNames,
sampIdx++, sampling.mapIdx, sampling.tcgIdx);
if (m_alphaExpr.size())
retval += " return " + postEntry + "(float4(" + m_colorExpr + ", " + m_alphaExpr + "));\n";
retval += " return " + postEntry + "(" + (postEntry.size() ? ("vtf, " + (blockCall.size() ? (blockCall + ", ") : "") + (extTexCall.size() ? (extTexCall + ", ") : "")) : "") +
"float4(" + m_colorExpr + ", " + m_alphaExpr + "));\n";
else
retval += " return " + postEntry + "(float4(" + m_colorExpr + ", 1.0));\n";
retval += " return " + postEntry + "(" + (postEntry.size() ? ("vtf, " + (blockCall.size() ? (blockCall + ", ") : "") + (extTexCall.size() ? (extTexCall + ", ") : "")) : "") +
"float4(" + m_colorExpr + ", 1.0));\n";
return retval + "}\n";
}
@ -296,7 +327,7 @@ struct MetalBackendFactory : IShaderBackendFactory
std::string vertSource =
m_backend.makeVert(tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount());
tag.getSkinSlotCount(), tag.getTexMtxCount(), 0, nullptr);
cachedSz += vertSource.size() + 1;
std::string fragSource = m_backend.makeFrag(0, nullptr);
@ -305,7 +336,8 @@ struct MetalBackendFactory : IShaderBackendFactory
static_cast<boo::MetalDataFactory::Context&>(ctx).
newShaderPipeline(vertSource.c_str(), fragSource.c_str(),
tag.newVertexFormat(ctx), m_rtHint,
m_backend.m_blendSrc, m_backend.m_blendDst,
boo::BlendFactor(m_backend.m_blendSrc),
boo::BlendFactor(m_backend.m_blendDst),
tag.getPrimType(),
tag.getDepthTest(), tag.getDepthWrite(),
tag.getBackfaceCulling());
@ -361,22 +393,21 @@ struct MetalBackendFactory : IShaderBackendFactory
m_backend.reset(ir, diag);
size_t cachedSz = 2;
std::string vertSource =
m_backend.makeVert(tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount());
cachedSz += vertSource.size() + 1;
std::vector<std::string> fragSources;
fragSources.reserve(extensionSlots.size());
std::vector<std::pair<std::string, std::string>> sources;
sources.reserve(extensionSlots.size());
for (const ShaderCacheExtensions::ExtensionSlot& slot : extensionSlots)
{
fragSources.push_back(m_backend.makeFrag(slot.blockCount, slot.blockNames, slot.lighting, slot.post));
cachedSz += fragSources.back().size() + 1;
sources.emplace_back(m_backend.makeVert(tag.getColorCount(), tag.getUvCount(), tag.getWeightCount(),
tag.getSkinSlotCount(), tag.getTexMtxCount(), slot.texCount, slot.texs),
m_backend.makeFrag(slot.blockCount, slot.blockNames, slot.lighting, slot.post, slot.texCount, slot.texs));
cachedSz += sources.back().first.size() + 1;
cachedSz += sources.back().second.size() + 1;
boo::IShaderPipeline* ret =
static_cast<boo::MetalDataFactory::Context&>(ctx).
newShaderPipeline(vertSource.c_str(), fragSources.back().c_str(),
newShaderPipeline(sources.back().first.c_str(), sources.back().second.c_str(),
tag.newVertexFormat(ctx), m_rtHint,
m_backend.m_blendSrc, m_backend.m_blendDst,
boo::BlendFactor((slot.srcFactor == hecl::Backend::BlendFactor::Original) ? m_backend.m_blendSrc : slot.srcFactor),
boo::BlendFactor((slot.dstFactor == hecl::Backend::BlendFactor::Original) ? m_backend.m_blendDst : slot.dstFactor),
tag.getPrimType(),
tag.getDepthTest(), tag.getDepthWrite(),
tag.getBackfaceCulling());
@ -389,9 +420,11 @@ struct MetalBackendFactory : IShaderBackendFactory
athena::io::MemoryWriter w(dataOut.m_data.get(), dataOut.m_sz);
w.writeUByte(atUint8(m_backend.m_blendSrc));
w.writeUByte(atUint8(m_backend.m_blendDst));
w.writeString(vertSource);
for (const std::string src : fragSources)
w.writeString(src);
for (auto& src : sources)
{
w.writeString(src.first);
w.writeString(src.second);
}
return dataOut;
}
@ -407,17 +440,19 @@ struct MetalBackendFactory : IShaderBackendFactory
const ShaderTag& tag = data.m_tag;
athena::io::MemoryReader r(data.m_data.get(), data.m_sz);
boo::BlendFactor blendSrc = boo::BlendFactor(r.readUByte());
boo::BlendFactor blendDst = boo::BlendFactor(r.readUByte());
std::string vertSource = r.readString();
hecl::Backend::BlendFactor blendSrc = hecl::Backend::BlendFactor(r.readUByte());
hecl::Backend::BlendFactor blendDst = hecl::Backend::BlendFactor(r.readUByte());
for (const ShaderCacheExtensions::ExtensionSlot& slot : extensionSlots)
{
std::string vertSource = r.readString();
std::string fragSource = r.readString();
boo::IShaderPipeline* ret =
static_cast<boo::MetalDataFactory::Context&>(ctx).
newShaderPipeline(vertSource.c_str(), fragSource.c_str(),
tag.newVertexFormat(ctx), m_rtHint,
blendSrc, blendDst, tag.getPrimType(),
boo::BlendFactor((slot.srcFactor == hecl::Backend::BlendFactor::Original) ? blendSrc : slot.srcFactor),
boo::BlendFactor((slot.dstFactor == hecl::Backend::BlendFactor::Original) ? blendDst : slot.dstFactor),
tag.getPrimType(),
tag.getDepthTest(), tag.getDepthWrite(),
tag.getBackfaceCulling());
if (!ret)