forked from dolphin-emu/dolphin
200 lines
6.2 KiB
C++
200 lines
6.2 KiB
C++
// Copyright 2014 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include <vector>
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#include "Common/StringUtil.h"
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#include "VideoCommon/VertexLoader.h"
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#include "VideoCommon/VertexLoaderBase.h"
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VertexLoaderBase::VertexLoaderBase(const TVtxDesc &vtx_desc, const VAT &vtx_attr)
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{
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m_numLoadedVertices = 0;
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m_VertexSize = 0;
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m_native_vertex_format = nullptr;
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SetVAT(vtx_attr);
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m_VtxDesc = vtx_desc;
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m_vat = vtx_attr;
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}
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void VertexLoaderBase::SetVAT(const VAT& vat)
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{
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m_VtxAttr.PosElements = vat.g0.PosElements;
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m_VtxAttr.PosFormat = vat.g0.PosFormat;
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m_VtxAttr.PosFrac = vat.g0.PosFrac;
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m_VtxAttr.NormalElements = vat.g0.NormalElements;
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m_VtxAttr.NormalFormat = vat.g0.NormalFormat;
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m_VtxAttr.color[0].Elements = vat.g0.Color0Elements;
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m_VtxAttr.color[0].Comp = vat.g0.Color0Comp;
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m_VtxAttr.color[1].Elements = vat.g0.Color1Elements;
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m_VtxAttr.color[1].Comp = vat.g0.Color1Comp;
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m_VtxAttr.texCoord[0].Elements = vat.g0.Tex0CoordElements;
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m_VtxAttr.texCoord[0].Format = vat.g0.Tex0CoordFormat;
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m_VtxAttr.texCoord[0].Frac = vat.g0.Tex0Frac;
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m_VtxAttr.ByteDequant = vat.g0.ByteDequant;
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m_VtxAttr.NormalIndex3 = vat.g0.NormalIndex3;
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m_VtxAttr.texCoord[1].Elements = vat.g1.Tex1CoordElements;
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m_VtxAttr.texCoord[1].Format = vat.g1.Tex1CoordFormat;
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m_VtxAttr.texCoord[1].Frac = vat.g1.Tex1Frac;
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m_VtxAttr.texCoord[2].Elements = vat.g1.Tex2CoordElements;
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m_VtxAttr.texCoord[2].Format = vat.g1.Tex2CoordFormat;
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m_VtxAttr.texCoord[2].Frac = vat.g1.Tex2Frac;
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m_VtxAttr.texCoord[3].Elements = vat.g1.Tex3CoordElements;
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m_VtxAttr.texCoord[3].Format = vat.g1.Tex3CoordFormat;
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m_VtxAttr.texCoord[3].Frac = vat.g1.Tex3Frac;
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m_VtxAttr.texCoord[4].Elements = vat.g1.Tex4CoordElements;
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m_VtxAttr.texCoord[4].Format = vat.g1.Tex4CoordFormat;
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m_VtxAttr.texCoord[4].Frac = vat.g2.Tex4Frac;
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m_VtxAttr.texCoord[5].Elements = vat.g2.Tex5CoordElements;
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m_VtxAttr.texCoord[5].Format = vat.g2.Tex5CoordFormat;
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m_VtxAttr.texCoord[5].Frac = vat.g2.Tex5Frac;
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m_VtxAttr.texCoord[6].Elements = vat.g2.Tex6CoordElements;
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m_VtxAttr.texCoord[6].Format = vat.g2.Tex6CoordFormat;
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m_VtxAttr.texCoord[6].Frac = vat.g2.Tex6Frac;
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m_VtxAttr.texCoord[7].Elements = vat.g2.Tex7CoordElements;
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m_VtxAttr.texCoord[7].Format = vat.g2.Tex7CoordFormat;
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m_VtxAttr.texCoord[7].Frac = vat.g2.Tex7Frac;
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if (!m_VtxAttr.ByteDequant)
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{
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ERROR_LOG(VIDEO, "ByteDequant is set to zero");
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}
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};
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void VertexLoaderBase::AppendToString(std::string *dest) const
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{
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dest->reserve(250);
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dest->append(GetName());
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dest->append(": ");
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static const char *posMode[4] = {
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"Inv",
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"Dir",
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"I8",
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"I16",
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};
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static const char *posFormats[5] = {
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"u8", "s8", "u16", "s16", "flt",
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};
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static const char *colorFormat[8] = {
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"565",
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"888",
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"888x",
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"4444",
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"6666",
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"8888",
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"Inv",
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"Inv",
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};
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dest->append(StringFromFormat("%ib skin: %i P: %i %s-%s ",
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m_VertexSize, (u32)m_VtxDesc.PosMatIdx,
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m_VtxAttr.PosElements ? 3 : 2, posMode[m_VtxDesc.Position], posFormats[m_VtxAttr.PosFormat]));
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if (m_VtxDesc.Normal)
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{
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dest->append(StringFromFormat("Nrm: %i %s-%s ",
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m_VtxAttr.NormalElements, posMode[m_VtxDesc.Normal], posFormats[m_VtxAttr.NormalFormat]));
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}
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u64 color_mode[2] = {m_VtxDesc.Color0, m_VtxDesc.Color1};
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for (int i = 0; i < 2; i++)
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{
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if (color_mode[i])
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{
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dest->append(StringFromFormat("C%i: %i %s-%s ", i, m_VtxAttr.color[i].Elements, posMode[color_mode[i]], colorFormat[m_VtxAttr.color[i].Comp]));
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}
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}
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u64 tex_mode[8] = {
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m_VtxDesc.Tex0Coord, m_VtxDesc.Tex1Coord, m_VtxDesc.Tex2Coord, m_VtxDesc.Tex3Coord,
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m_VtxDesc.Tex4Coord, m_VtxDesc.Tex5Coord, m_VtxDesc.Tex6Coord, m_VtxDesc.Tex7Coord
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};
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for (int i = 0; i < 8; i++)
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{
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if (tex_mode[i])
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{
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dest->append(StringFromFormat("T%i: %i %s-%s ",
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i, m_VtxAttr.texCoord[i].Elements, posMode[tex_mode[i]], posFormats[m_VtxAttr.texCoord[i].Format]));
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}
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}
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dest->append(StringFromFormat(" - %i v\n", m_numLoadedVertices));
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}
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// a hacky implementation to compare two vertex loaders
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class VertexLoaderTester : public VertexLoaderBase
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{
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public:
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VertexLoaderTester(VertexLoaderBase* _a, VertexLoaderBase* _b, const TVtxDesc& vtx_desc, const VAT& vtx_attr)
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: VertexLoaderBase(vtx_desc, vtx_attr)
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{
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a = _a;
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b = _b;
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m_initialized = a && b && a->IsInitialized() && b->IsInitialized();
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m_initialized = m_initialized && (a->m_VertexSize == b->m_VertexSize);
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m_initialized = m_initialized && (a->m_native_vtx_decl.stride == b->m_native_vtx_decl.stride);
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}
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~VertexLoaderTester()
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{
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delete a;
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delete b;
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}
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int RunVertices(int primitive, int count, DataReader src, DataReader dst) override
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{
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buffer_a.resize(count * a->m_native_vtx_decl.stride);
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buffer_b.resize(count * b->m_native_vtx_decl.stride);
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int count_a = a->RunVertices(primitive, count, src, DataReader(buffer_a.data(), buffer_a.data()+buffer_a.size()));
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int count_b = b->RunVertices(primitive, count, src, DataReader(buffer_b.data(), buffer_b.data()+buffer_b.size()));
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if (count_a != count_b)
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ERROR_LOG(VIDEO, "Both vertexloaders have loaded a different amount of vertices.");
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if (memcmp(buffer_a.data(), buffer_b.data(), std::min(count_a, count_b)))
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ERROR_LOG(VIDEO, "Both vertexloaders have loaded different data.");
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u8* dstptr;
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dst.WritePointer(&dstptr);
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memcpy(dstptr, buffer_a.data(), count_a);
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return count_a;
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}
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std::string GetName() const override { return "CompareLoader"; }
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bool IsInitialized() override { return m_initialized; }
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private:
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VertexLoaderBase *a, *b;
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bool m_initialized;
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std::vector<u8> buffer_a, buffer_b;
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};
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VertexLoaderBase* VertexLoaderBase::CreateVertexLoader(const TVtxDesc& vtx_desc, const VAT& vtx_attr)
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{
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VertexLoaderBase* loader;
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#if 0
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// first try: Any new VertexLoader vs the old one
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loader = new VertexLoaderTester(
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new VertexLoader(vtx_desc, vtx_attr), // the software one
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new VertexLoader(vtx_desc, vtx_attr), // the new one to compare
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vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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delete loader;
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#endif
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// last try: The old VertexLoader
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loader = new VertexLoader(vtx_desc, vtx_attr);
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if (loader->IsInitialized())
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return loader;
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delete loader;
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PanicAlert("No Vertex Loader found.");
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return nullptr;
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}
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