dolphin/Source/Core/VideoCommon/Src/NativeVertexFormat.h

96 lines
3.0 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 _NATIVEVERTEXFORMAT_H
#define _NATIVEVERTEXFORMAT_H
#include "CPMemory.h"
#include "PluginSpecs.h"
// m_components
enum {
VB_HAS_POSMTXIDX =(1<<1),
VB_HAS_TEXMTXIDX0=(1<<2),
VB_HAS_TEXMTXIDX1=(1<<3),
VB_HAS_TEXMTXIDX2=(1<<4),
VB_HAS_TEXMTXIDX3=(1<<5),
VB_HAS_TEXMTXIDX4=(1<<6),
VB_HAS_TEXMTXIDX5=(1<<7),
VB_HAS_TEXMTXIDX6=(1<<8),
VB_HAS_TEXMTXIDX7=(1<<9),
VB_HAS_TEXMTXIDXALL=(0xff<<2),
//VB_HAS_POS=0, // Implied, it always has pos! don't bother testing
VB_HAS_NRM0=(1<<10),
VB_HAS_NRM1=(1<<11),
VB_HAS_NRM2=(1<<12),
VB_HAS_NRMALL=(7<<10),
VB_HAS_COL0=(1<<13),
VB_HAS_COL1=(1<<14),
VB_HAS_UV0=(1<<15),
VB_HAS_UV1=(1<<16),
VB_HAS_UV2=(1<<17),
VB_HAS_UV3=(1<<18),
VB_HAS_UV4=(1<<19),
VB_HAS_UV5=(1<<20),
VB_HAS_UV6=(1<<21),
VB_HAS_UV7=(1<<22),
VB_HAS_UVALL=(0xff<<15),
VB_HAS_UVTEXMTXSHIFT=13,
};
#define LOADERDECL __cdecl
typedef void (LOADERDECL *TPipelineFunction)(const void *);
// This will soon be used in a cache of vertex formats, rather than used in-place.
// The implementation of this class is specific for GL/DX, so NativeVertexFormat.cpp
// is in the respective plugin, not here in VideoCommon.
// This class will also be split into NativeVertexFormat and VertexFormatConverter.
// VertexFormatConverters will be cached, indexed by TVtxDesc+TVtxAttr.
// Note that this class can't just invent arbitrary vertex formats out of its input -
// all the data loading code must always be made compatible.
class NativeVertexFormat
{
public:
NativeVertexFormat();
~NativeVertexFormat();
void Initialize(const TVtxDesc &vtx_desc, const TVtxAttr &vtx_attr);
void RunPipelineOnce(const TVtxAttr &vtx_attr) const;
void SetupVertexPointers() {
// Cast a pointer to compiled code to a pointer to a function taking no parameters, through a (void *) cast first to
// get around type checking errors, and call it.
((void (*)())(void*)m_compiledCode)();
}
// TODO: move these in under private:
int m_VBVertexStride; // PC-side vertex stride
int m_VBStridePad;
u32 m_components; // VB_HAS_X. Bitmask telling what vertex components are present.
TPipelineFunction m_PipelineStages[32];
int m_numPipelineStages;
u8* m_compiledCode;
};
#endif // _NATIVEVERTEXFORMAT_H