dolphin/Source/Plugins/Plugin_VideoOGL/Src/VertexLoader.h

89 lines
2.4 KiB
C++

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