89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
// Copyright (C) 2003-2008 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#ifndef _VERTEXLOADER_H
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#define _VERTEXLOADER_H
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#include "CPMemory.h"
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#include "DataReader.h"
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#include "NativeVertexFormat.h"
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class VertexLoader
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{
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public:
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enum
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{
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NRM_ZERO = 0,
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NRM_ONE = 1,
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NRM_THREE = 3
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};
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private:
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// The 3 possible values (0, 1, 2) should be documented here.
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enum {
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AD_CLEAN = 0,
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AD_DIRTY = 1,
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AD_VAT_DIRTY = 2,
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} m_AttrDirty;
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int m_VertexSize; // number of bytes of a raw GC vertex
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// Flipper vertex format
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// Raw VAttr
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UVAT_group0 m_group0;
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UVAT_group1 m_group1;
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UVAT_group2 m_group2;
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TVtxAttr m_VtxAttr; // Decoded into easy format
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// Vtx desc
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TVtxDesc m_VtxDesc;
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// PC vertex format, + converter
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NativeVertexFormat m_NativeFmt;
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// Pipeline. To be JIT compiled in the future.
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TPipelineFunction m_PipelineStages[32];
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int m_numPipelineStages;
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void SetupColor(int num, int _iMode, int _iFormat, int _iElements);
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void SetupTexCoord(int num, int _iMode, int _iFormat, int _iElements, int _iFrac);
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void RunPipelineOnce() const;
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public:
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// constructor
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VertexLoader();
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~VertexLoader();
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// run the pipeline
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void CompileVertexTranslator();
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void RunVertices(int primitive, int count);
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void WriteCall(TPipelineFunction);
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int GetGCVertexSize() const { _assert_( !m_AttrDirty ); return m_VertexSize; }
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int GetVBVertexStride() const { _assert_( !m_AttrDirty); return m_NativeFmt.m_VBVertexStride; }
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int ComputeVertexSize();
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void SetVAT_group0(u32 _group0);
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void SetVAT_group1(u32 _group1);
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void SetVAT_group2(u32 _group2);
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};
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#endif
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